found = 1;
break;
}
- if (!found)
+ if (!found) {
+ spin_unlock_irqrestore(&vio_cmo.lock, flags);
return;
+ }
/* Increase/decrease in desired device entitlement */
if (desired >= viodev->cmo.desired) {
* Check to see that device has a DMA window and configure
* entitlement for the device.
*/
- if (of_get_property(viodev->dev.archdata.of_node,
+ if (of_get_property(viodev->dev.of_node,
"ibm,my-dma-window", NULL)) {
/* Check that the driver is CMO enabled and get desired DMA */
if (!viodrv->get_desired_dma) {
static ssize_t name_show(struct device *, struct device_attribute *, char *);
static ssize_t devspec_show(struct device *, struct device_attribute *, char *);
+ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
+ char *buf);
static struct device_attribute vio_cmo_dev_attrs[] = {
__ATTR_RO(name),
__ATTR_RO(devspec),
+ __ATTR_RO(modalias),
__ATTR(cmo_desired, S_IWUSR|S_IRUSR|S_IWGRP|S_IRGRP|S_IROTH,
viodev_cmo_desired_show, viodev_cmo_desired_set),
__ATTR(cmo_entitled, S_IRUGO, viodev_cmo_entitled_show, NULL),
if (firmware_has_feature(FW_FEATURE_ISERIES))
return vio_build_iommu_table_iseries(dev);
- dma_window = of_get_property(dev->dev.archdata.of_node,
+ dma_window = of_get_property(dev->dev.of_node,
"ibm,my-dma-window", NULL);
if (!dma_window)
return NULL;
if (tbl == NULL)
return NULL;
- of_parse_dma_window(dev->dev.archdata.of_node, dma_window,
+ of_parse_dma_window(dev->dev.of_node, dma_window,
&tbl->it_index, &offset, &size);
/* TCE table size - measured in tce entries */
{
while (ids->type[0] != '\0') {
if ((strncmp(dev->type, ids->type, strlen(ids->type)) == 0) &&
- of_device_is_compatible(dev->dev.archdata.of_node,
+ of_device_is_compatible(dev->dev.of_node,
ids->compat))
return ids;
ids++;
static void __devinit vio_dev_release(struct device *dev)
{
/* XXX should free TCE table */
- of_node_put(dev->archdata.of_node);
+ of_node_put(dev->of_node);
kfree(to_vio_dev(dev));
}
if (unit_address != NULL)
viodev->unit_address = *unit_address;
}
- viodev->dev.archdata.of_node = of_node_get(of_node);
+ viodev->dev.of_node = of_node_get(of_node);
if (firmware_has_feature(FW_FEATURE_CMO))
vio_cmo_set_dma_ops(viodev);
static ssize_t devspec_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct device_node *of_node = dev->archdata.of_node;
+ struct device_node *of_node = dev->of_node;
return sprintf(buf, "%s\n", of_node ? of_node->full_name : "none");
}
- dn = dev->archdata.of_node;
+ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
+ char *buf)
+ {
+ const struct vio_dev *vio_dev = to_vio_dev(dev);
+ struct device_node *dn;
+ const char *cp;
+
++ dn = dev->of_node;
+ if (!dn)
+ return -ENODEV;
+ cp = of_get_property(dn, "compatible", NULL);
+ if (!cp)
+ return -ENODEV;
+
+ return sprintf(buf, "vio:T%sS%s\n", vio_dev->type, cp);
+ }
+
static struct device_attribute vio_dev_attrs[] = {
__ATTR_RO(name),
__ATTR_RO(devspec),
+ __ATTR_RO(modalias),
__ATTR_NULL
};
struct device_node *dn;
const char *cp;
- dn = dev->archdata.of_node;
+ dn = dev->of_node;
if (!dn)
return -ENODEV;
cp = of_get_property(dn, "compatible", NULL);
.match = vio_bus_match,
.probe = vio_bus_probe,
.remove = vio_bus_remove,
+ .pm = GENERIC_SUBSYS_PM_OPS,
};
/**
*/
const void *vio_get_attribute(struct vio_dev *vdev, char *which, int *length)
{
- return of_get_property(vdev->dev.archdata.of_node, which, length);
+ return of_get_property(vdev->dev.of_node, which, length);
}
EXPORT_SYMBOL(vio_get_attribute);
u32 (*do_arch_gettimeoffset)(void);
+ int update_persistent_clock(struct timespec now)
+ {
+ return set_rtc_mmss(now.tv_sec);
+ }
+
/*
* timer_interrupt() needs to keep up the real-time clock,
* as well as call the "do_timer()" routine every clocktick
static irqreturn_t timer_interrupt(int dummy, void *dev_id)
{
- /* last time the cmos clock got updated */
- static long last_rtc_update;
-
#ifndef CONFIG_SMP
profile_tick(CPU_PROFILING);
#endif
do_timer(1);
- /* Determine when to update the Mostek clock. */
- if (ntp_synced() &&
- xtime.tv_sec > last_rtc_update + 660 &&
- (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 &&
- (xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) {
- if (set_rtc_mmss(xtime.tv_sec) == 0)
- last_rtc_update = xtime.tv_sec;
- else
- last_rtc_update = xtime.tv_sec - 600; /* do it again in 60 s */
- }
write_sequnlock(&xtime_lock);
#ifndef CONFIG_SMP
static int __devinit clock_probe(struct of_device *op, const struct of_device_id *match)
{
- struct device_node *dp = op->node;
+ struct device_node *dp = op->dev.of_node;
const char *model = of_get_property(dp, "model", NULL);
if (!model)
};
static struct of_platform_driver clock_driver = {
- .match_table = clock_match,
.probe = clock_probe,
- .driver = {
- .name = "rtc",
+ .driver = {
+ .name = "rtc",
+ .owner = THIS_MODULE,
+ .of_match_table = clock_match,
},
};
if (priv->dma_table_cpu == NULL) {
dev_err(priv->dev, "Unable to allocate DMA command list\n");
ap->ioaddr.bmdma_addr = NULL;
+ ap->mwdma_mask = 0;
+ ap->udma_mask = 0;
}
return 0;
}
};
static struct ata_port_operations pata_macio_ops = {
- .inherits = &ata_sff_port_ops,
+ .inherits = &ata_bmdma_port_ops,
.freeze = pata_macio_freeze,
.set_piomode = pata_macio_set_timings,
.cable_detect = pata_macio_cable_detect,
.sff_dev_select = pata_macio_dev_select,
.qc_prep = pata_macio_qc_prep,
- .mode_filter = ata_bmdma_mode_filter,
.bmdma_setup = pata_macio_bmdma_setup,
.bmdma_start = pata_macio_bmdma_start,
.bmdma_stop = pata_macio_bmdma_stop,
"Failed to allocate private memory\n");
return -ENOMEM;
}
- priv->node = of_node_get(mdev->ofdev.node);
+ priv->node = of_node_get(mdev->ofdev.dev.of_node);
priv->mdev = mdev;
priv->dev = &mdev->ofdev.dev;
/* ATAPI-4 PIO specs (in ns) */
- static const int ataspec_t0[5] = {600, 383, 240, 180, 120};
- static const int ataspec_t1[5] = { 70, 50, 30, 30, 25};
- static const int ataspec_t2_8[5] = {290, 290, 290, 80, 70};
- static const int ataspec_t2_16[5] = {165, 125, 100, 80, 70};
- static const int ataspec_t2i[5] = { 0, 0, 0, 70, 25};
- static const int ataspec_t4[5] = { 30, 20, 15, 10, 10};
- static const int ataspec_ta[5] = { 35, 35, 35, 35, 35};
+ static const u16 ataspec_t0[5] = {600, 383, 240, 180, 120};
+ static const u16 ataspec_t1[5] = { 70, 50, 30, 30, 25};
+ static const u16 ataspec_t2_8[5] = {290, 290, 290, 80, 70};
+ static const u16 ataspec_t2_16[5] = {165, 125, 100, 80, 70};
+ static const u16 ataspec_t2i[5] = { 0, 0, 0, 70, 25};
+ static const u16 ataspec_t4[5] = { 30, 20, 15, 10, 10};
+ static const u16 ataspec_ta[5] = { 35, 35, 35, 35, 35};
#define CALC_CLKCYC(c,v) ((((v)+(c)-1)/(c)))
/* ATAPI-4 MDMA specs (in clocks) */
struct mdmaspec {
- u32 t0M;
- u32 td;
- u32 th;
- u32 tj;
- u32 tkw;
- u32 tm;
- u32 tn;
+ u8 t0M;
+ u8 td;
+ u8 th;
+ u8 tj;
+ u8 tkw;
+ u8 tm;
+ u8 tn;
};
static const struct mdmaspec mdmaspec66[3] = {
/* ATAPI-4 UDMA specs (in clocks) */
struct udmaspec {
- u32 tcyc;
- u32 t2cyc;
- u32 tds;
- u32 tdh;
- u32 tdvs;
- u32 tdvh;
- u32 tfs;
- u32 tli;
- u32 tmli;
- u32 taz;
- u32 tzah;
- u32 tenv;
- u32 tsr;
- u32 trfs;
- u32 trp;
- u32 tack;
- u32 tss;
+ u8 tcyc;
+ u8 t2cyc;
+ u8 tds;
+ u8 tdh;
+ u8 tdvs;
+ u8 tdvh;
+ u8 tfs;
+ u8 tli;
+ u8 tmli;
+ u8 taz;
+ u8 tzah;
+ u8 tenv;
+ u8 tsr;
+ u8 trfs;
+ u8 trp;
+ u8 tack;
+ u8 tss;
};
static const struct udmaspec udmaspec66[6] = {
{
struct mpc52xx_ata_timings *timing = &priv->timings[dev];
unsigned int ipb_period = priv->ipb_period;
- unsigned int t0, t1, t2_8, t2_16, t2i, t4, ta;
+ u32 t0, t1, t2_8, t2_16, t2i, t4, ta;
if ((pio < 0) || (pio > 4))
return -EINVAL;
if (speed < 0 || speed > 2)
return -EINVAL;
- t->mdma1 = (s->t0M << 24) | (s->td << 16) | (s->tkw << 8) | (s->tm);
- t->mdma2 = (s->th << 24) | (s->tj << 16) | (s->tn << 8);
+ t->mdma1 = ((u32)s->t0M << 24) | ((u32)s->td << 16) | ((u32)s->tkw << 8) | s->tm;
+ t->mdma2 = ((u32)s->th << 24) | ((u32)s->tj << 16) | ((u32)s->tn << 8);
t->using_udma = 0;
return 0;
if (speed < 0 || speed > 2)
return -EINVAL;
- t->udma1 = (s->t2cyc << 24) | (s->tcyc << 16) | (s->tds << 8) | s->tdh;
- t->udma2 = (s->tdvs << 24) | (s->tdvh << 16) | (s->tfs << 8) | s->tli;
- t->udma3 = (s->tmli << 24) | (s->taz << 16) | (s->tenv << 8) | s->tsr;
- t->udma4 = (s->tss << 24) | (s->trfs << 16) | (s->trp << 8) | s->tack;
- t->udma5 = (s->tzah << 24);
+ t->udma1 = ((u32)s->t2cyc << 24) | ((u32)s->tcyc << 16) | ((u32)s->tds << 8) | s->tdh;
+ t->udma2 = ((u32)s->tdvs << 24) | ((u32)s->tdvh << 16) | ((u32)s->tfs << 8) | s->tli;
+ t->udma3 = ((u32)s->tmli << 24) | ((u32)s->taz << 16) | ((u32)s->tenv << 8) | s->tsr;
+ t->udma4 = ((u32)s->tss << 24) | ((u32)s->trfs << 16) | ((u32)s->trp << 8) | s->tack;
+ t->udma5 = (u32)s->tzah << 24;
t->using_udma = 1;
return 0;
struct bcom_task *dmatsk = NULL;
/* Get ipb frequency */
- ipb_freq = mpc5xxx_get_bus_frequency(op->node);
+ ipb_freq = mpc5xxx_get_bus_frequency(op->dev.of_node);
if (!ipb_freq) {
dev_err(&op->dev, "could not determine IPB bus frequency\n");
return -ENODEV;
/* Get device base address from device tree, request the region
* and ioremap it. */
- rv = of_address_to_resource(op->node, 0, &res_mem);
+ rv = of_address_to_resource(op->dev.of_node, 0, &res_mem);
if (rv) {
dev_err(&op->dev, "could not determine device base address\n");
return rv;
* The MPC5200 ATA controller supports MWDMA modes 0, 1 and 2 and
* UDMA modes 0, 1 and 2.
*/
- prop = of_get_property(op->node, "mwdma-mode", &proplen);
+ prop = of_get_property(op->dev.of_node, "mwdma-mode", &proplen);
if ((prop) && (proplen >= 4))
mwdma_mask = ATA_MWDMA2 & ((1 << (*prop + 1)) - 1);
- prop = of_get_property(op->node, "udma-mode", &proplen);
+ prop = of_get_property(op->dev.of_node, "udma-mode", &proplen);
if ((prop) && (proplen >= 4))
udma_mask = ATA_UDMA2 & ((1 << (*prop + 1)) - 1);
- ata_irq = irq_of_parse_and_map(op->node, 0);
+ ata_irq = irq_of_parse_and_map(op->dev.of_node, 0);
if (ata_irq == NO_IRQ) {
dev_err(&op->dev, "error mapping irq\n");
return -EINVAL;
static struct of_platform_driver mpc52xx_ata_of_platform_driver = {
- .owner = THIS_MODULE,
- .name = DRV_NAME,
- .match_table = mpc52xx_ata_of_match,
.probe = mpc52xx_ata_probe,
.remove = mpc52xx_ata_remove,
#ifdef CONFIG_PM
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
+ .of_match_table = mpc52xx_ata_of_match,
},
};
/*
* talitos - Freescale Integrated Security Engine (SEC) device driver
*
- * Copyright (c) 2008 Freescale Semiconductor, Inc.
+ * Copyright (c) 2008-2010 Freescale Semiconductor, Inc.
*
* Scatterlist Crypto API glue code copied from files with the following:
* Copyright (c) 2006-2007 Herbert Xu <herbert@gondor.apana.org.au>
#include <crypto/aes.h>
#include <crypto/des.h>
#include <crypto/sha.h>
+ #include <crypto/md5.h>
#include <crypto/aead.h>
#include <crypto/authenc.h>
#include <crypto/skcipher.h>
+ #include <crypto/hash.h>
+ #include <crypto/internal/hash.h>
#include <crypto/scatterwalk.h>
#include "talitos.h"
__be32 ptr; /* address */
};
+ static const struct talitos_ptr zero_entry = {
+ .len = 0,
+ .j_extent = 0,
+ .eptr = 0,
+ .ptr = 0
+ };
+
/* descriptor */
struct talitos_desc {
__be32 hdr; /* header high bits */
/* .features flag */
#define TALITOS_FTR_SRC_LINK_TBL_LEN_INCLUDES_EXTENT 0x00000001
#define TALITOS_FTR_HW_AUTH_CHECK 0x00000002
+ #define TALITOS_FTR_SHA224_HWINIT 0x00000004
static void to_talitos_ptr(struct talitos_ptr *talitos_ptr, dma_addr_t dma_addr)
{
#define TALITOS_MAX_KEY_SIZE 64
#define TALITOS_MAX_IV_LENGTH 16 /* max of AES_BLOCK_SIZE, DES3_EDE_BLOCK_SIZE */
- #define MD5_DIGEST_SIZE 16
+ #define MD5_BLOCK_SIZE 64
struct talitos_ctx {
struct device *dev;
unsigned int authsize;
};
+ #define HASH_MAX_BLOCK_SIZE SHA512_BLOCK_SIZE
+ #define TALITOS_MDEU_MAX_CONTEXT_SIZE TALITOS_MDEU_CONTEXT_SIZE_SHA384_SHA512
+
+ struct talitos_ahash_req_ctx {
+ u64 count;
+ u32 hw_context[TALITOS_MDEU_MAX_CONTEXT_SIZE / sizeof(u32)];
+ unsigned int hw_context_size;
+ u8 buf[HASH_MAX_BLOCK_SIZE];
+ u8 bufnext[HASH_MAX_BLOCK_SIZE];
+ unsigned int swinit;
+ unsigned int first;
+ unsigned int last;
+ unsigned int to_hash_later;
+ struct scatterlist bufsl[2];
+ struct scatterlist *psrc;
+ };
+
static int aead_setauthsize(struct crypto_aead *authenc,
unsigned int authsize)
{
else
dma_unmap_sg(dev, src, src_nents, DMA_TO_DEVICE);
- if (edesc->dst_is_chained)
- talitos_unmap_sg_chain(dev, dst, DMA_FROM_DEVICE);
- else
- dma_unmap_sg(dev, dst, dst_nents, DMA_FROM_DEVICE);
+ if (dst) {
+ if (edesc->dst_is_chained)
+ talitos_unmap_sg_chain(dev, dst,
+ DMA_FROM_DEVICE);
+ else
+ dma_unmap_sg(dev, dst, dst_nents,
+ DMA_FROM_DEVICE);
+ }
} else
if (edesc->src_is_chained)
talitos_unmap_sg_chain(dev, src, DMA_BIDIRECTIONAL);
return sg_nents;
}
+ /**
+ * sg_copy_end_to_buffer - Copy end data from SG list to a linear buffer
+ * @sgl: The SG list
+ * @nents: Number of SG entries
+ * @buf: Where to copy to
+ * @buflen: The number of bytes to copy
+ * @skip: The number of bytes to skip before copying.
+ * Note: skip + buflen should equal SG total size.
+ *
+ * Returns the number of copied bytes.
+ *
+ **/
+ static size_t sg_copy_end_to_buffer(struct scatterlist *sgl, unsigned int nents,
+ void *buf, size_t buflen, unsigned int skip)
+ {
+ unsigned int offset = 0;
+ unsigned int boffset = 0;
+ struct sg_mapping_iter miter;
+ unsigned long flags;
+ unsigned int sg_flags = SG_MITER_ATOMIC;
+ size_t total_buffer = buflen + skip;
+
+ sg_flags |= SG_MITER_FROM_SG;
+
+ sg_miter_start(&miter, sgl, nents, sg_flags);
+
+ local_irq_save(flags);
+
+ while (sg_miter_next(&miter) && offset < total_buffer) {
+ unsigned int len;
+ unsigned int ignore;
+
+ if ((offset + miter.length) > skip) {
+ if (offset < skip) {
+ /* Copy part of this segment */
+ ignore = skip - offset;
+ len = miter.length - ignore;
+ memcpy(buf + boffset, miter.addr + ignore, len);
+ } else {
+ /* Copy all of this segment */
+ len = miter.length;
+ memcpy(buf + boffset, miter.addr, len);
+ }
+ boffset += len;
+ }
+ offset += miter.length;
+ }
+
+ sg_miter_stop(&miter);
+
+ local_irq_restore(flags);
+ return boffset;
+ }
+
/*
* allocate and map the extended descriptor
*/
static struct talitos_edesc *talitos_edesc_alloc(struct device *dev,
struct scatterlist *src,
struct scatterlist *dst,
+ int hash_result,
unsigned int cryptlen,
unsigned int authsize,
int icv_stashing,
src_nents = sg_count(src, cryptlen + authsize, &src_chained);
src_nents = (src_nents == 1) ? 0 : src_nents;
- if (dst == src) {
- dst_nents = src_nents;
+ if (hash_result) {
+ dst_nents = 0;
} else {
- dst_nents = sg_count(dst, cryptlen + authsize, &dst_chained);
- dst_nents = (dst_nents == 1) ? 0 : dst_nents;
+ if (dst == src) {
+ dst_nents = src_nents;
+ } else {
+ dst_nents = sg_count(dst, cryptlen + authsize,
+ &dst_chained);
+ dst_nents = (dst_nents == 1) ? 0 : dst_nents;
+ }
}
/*
edesc->src_is_chained = src_chained;
edesc->dst_is_chained = dst_chained;
edesc->dma_len = dma_len;
- edesc->dma_link_tbl = dma_map_single(dev, &edesc->link_tbl[0],
- edesc->dma_len, DMA_BIDIRECTIONAL);
+ if (dma_len)
+ edesc->dma_link_tbl = dma_map_single(dev, &edesc->link_tbl[0],
+ edesc->dma_len,
+ DMA_BIDIRECTIONAL);
return edesc;
}
struct crypto_aead *authenc = crypto_aead_reqtfm(areq);
struct talitos_ctx *ctx = crypto_aead_ctx(authenc);
- return talitos_edesc_alloc(ctx->dev, areq->src, areq->dst,
+ return talitos_edesc_alloc(ctx->dev, areq->src, areq->dst, 0,
areq->cryptlen, ctx->authsize, icv_stashing,
areq->base.flags);
}
struct crypto_ablkcipher *cipher = crypto_ablkcipher_reqtfm(areq);
struct talitos_ctx *ctx = crypto_ablkcipher_ctx(cipher);
- return talitos_edesc_alloc(ctx->dev, areq->src, areq->dst, areq->nbytes,
- 0, 0, areq->base.flags);
+ return talitos_edesc_alloc(ctx->dev, areq->src, areq->dst, 0,
+ areq->nbytes, 0, 0, areq->base.flags);
}
static int ablkcipher_encrypt(struct ablkcipher_request *areq)
return common_nonsnoop(edesc, areq, NULL, ablkcipher_done);
}
+ static void common_nonsnoop_hash_unmap(struct device *dev,
+ struct talitos_edesc *edesc,
+ struct ahash_request *areq)
+ {
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+
+ unmap_single_talitos_ptr(dev, &edesc->desc.ptr[5], DMA_FROM_DEVICE);
+
+ /* When using hashctx-in, must unmap it. */
+ if (edesc->desc.ptr[1].len)
+ unmap_single_talitos_ptr(dev, &edesc->desc.ptr[1],
+ DMA_TO_DEVICE);
+
+ if (edesc->desc.ptr[2].len)
+ unmap_single_talitos_ptr(dev, &edesc->desc.ptr[2],
+ DMA_TO_DEVICE);
+
+ talitos_sg_unmap(dev, edesc, req_ctx->psrc, NULL);
+
+ if (edesc->dma_len)
+ dma_unmap_single(dev, edesc->dma_link_tbl, edesc->dma_len,
+ DMA_BIDIRECTIONAL);
+
+ }
+
+ static void ahash_done(struct device *dev,
+ struct talitos_desc *desc, void *context,
+ int err)
+ {
+ struct ahash_request *areq = context;
+ struct talitos_edesc *edesc =
+ container_of(desc, struct talitos_edesc, desc);
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+
+ if (!req_ctx->last && req_ctx->to_hash_later) {
+ /* Position any partial block for next update/final/finup */
+ memcpy(req_ctx->buf, req_ctx->bufnext, req_ctx->to_hash_later);
+ }
+ common_nonsnoop_hash_unmap(dev, edesc, areq);
+
+ kfree(edesc);
+
+ areq->base.complete(&areq->base, err);
+ }
+
+ static int common_nonsnoop_hash(struct talitos_edesc *edesc,
+ struct ahash_request *areq, unsigned int length,
+ void (*callback) (struct device *dev,
+ struct talitos_desc *desc,
+ void *context, int error))
+ {
+ struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
+ struct talitos_ctx *ctx = crypto_ahash_ctx(tfm);
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+ struct device *dev = ctx->dev;
+ struct talitos_desc *desc = &edesc->desc;
+ int sg_count, ret;
+
+ /* first DWORD empty */
+ desc->ptr[0] = zero_entry;
+
+ /* hash context in */
+ if (!req_ctx->first || req_ctx->swinit) {
+ map_single_talitos_ptr(dev, &desc->ptr[1],
+ req_ctx->hw_context_size,
+ (char *)req_ctx->hw_context, 0,
+ DMA_TO_DEVICE);
+ req_ctx->swinit = 0;
+ } else {
+ desc->ptr[1] = zero_entry;
+ /* Indicate next op is not the first. */
+ req_ctx->first = 0;
+ }
+
+ /* HMAC key */
+ if (ctx->keylen)
+ map_single_talitos_ptr(dev, &desc->ptr[2], ctx->keylen,
+ (char *)&ctx->key, 0, DMA_TO_DEVICE);
+ else
+ desc->ptr[2] = zero_entry;
+
+ /*
+ * data in
+ */
+ desc->ptr[3].len = cpu_to_be16(length);
+ desc->ptr[3].j_extent = 0;
+
+ sg_count = talitos_map_sg(dev, req_ctx->psrc,
+ edesc->src_nents ? : 1,
+ DMA_TO_DEVICE,
+ edesc->src_is_chained);
+
+ if (sg_count == 1) {
+ to_talitos_ptr(&desc->ptr[3], sg_dma_address(req_ctx->psrc));
+ } else {
+ sg_count = sg_to_link_tbl(req_ctx->psrc, sg_count, length,
+ &edesc->link_tbl[0]);
+ if (sg_count > 1) {
+ desc->ptr[3].j_extent |= DESC_PTR_LNKTBL_JUMP;
+ to_talitos_ptr(&desc->ptr[3], edesc->dma_link_tbl);
+ dma_sync_single_for_device(ctx->dev,
+ edesc->dma_link_tbl,
+ edesc->dma_len,
+ DMA_BIDIRECTIONAL);
+ } else {
+ /* Only one segment now, so no link tbl needed */
+ to_talitos_ptr(&desc->ptr[3],
+ sg_dma_address(req_ctx->psrc));
+ }
+ }
+
+ /* fifth DWORD empty */
+ desc->ptr[4] = zero_entry;
+
+ /* hash/HMAC out -or- hash context out */
+ if (req_ctx->last)
+ map_single_talitos_ptr(dev, &desc->ptr[5],
+ crypto_ahash_digestsize(tfm),
+ areq->result, 0, DMA_FROM_DEVICE);
+ else
+ map_single_talitos_ptr(dev, &desc->ptr[5],
+ req_ctx->hw_context_size,
+ req_ctx->hw_context, 0, DMA_FROM_DEVICE);
+
+ /* last DWORD empty */
+ desc->ptr[6] = zero_entry;
+
+ ret = talitos_submit(dev, desc, callback, areq);
+ if (ret != -EINPROGRESS) {
+ common_nonsnoop_hash_unmap(dev, edesc, areq);
+ kfree(edesc);
+ }
+ return ret;
+ }
+
+ static struct talitos_edesc *ahash_edesc_alloc(struct ahash_request *areq,
+ unsigned int nbytes)
+ {
+ struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
+ struct talitos_ctx *ctx = crypto_ahash_ctx(tfm);
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+
+ return talitos_edesc_alloc(ctx->dev, req_ctx->psrc, NULL, 1,
+ nbytes, 0, 0, areq->base.flags);
+ }
+
+ static int ahash_init(struct ahash_request *areq)
+ {
+ struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+
+ /* Initialize the context */
+ req_ctx->count = 0;
+ req_ctx->first = 1; /* first indicates h/w must init its context */
+ req_ctx->swinit = 0; /* assume h/w init of context */
+ req_ctx->hw_context_size =
+ (crypto_ahash_digestsize(tfm) <= SHA256_DIGEST_SIZE)
+ ? TALITOS_MDEU_CONTEXT_SIZE_MD5_SHA1_SHA256
+ : TALITOS_MDEU_CONTEXT_SIZE_SHA384_SHA512;
+
+ return 0;
+ }
+
+ /*
+ * on h/w without explicit sha224 support, we initialize h/w context
+ * manually with sha224 constants, and tell it to run sha256.
+ */
+ static int ahash_init_sha224_swinit(struct ahash_request *areq)
+ {
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+
+ ahash_init(areq);
+ req_ctx->swinit = 1;/* prevent h/w initting context with sha256 values*/
+
+ req_ctx->hw_context[0] = cpu_to_be32(SHA224_H0);
+ req_ctx->hw_context[1] = cpu_to_be32(SHA224_H1);
+ req_ctx->hw_context[2] = cpu_to_be32(SHA224_H2);
+ req_ctx->hw_context[3] = cpu_to_be32(SHA224_H3);
+ req_ctx->hw_context[4] = cpu_to_be32(SHA224_H4);
+ req_ctx->hw_context[5] = cpu_to_be32(SHA224_H5);
+ req_ctx->hw_context[6] = cpu_to_be32(SHA224_H6);
+ req_ctx->hw_context[7] = cpu_to_be32(SHA224_H7);
+
+ /* init 64-bit count */
+ req_ctx->hw_context[8] = 0;
+ req_ctx->hw_context[9] = 0;
+
+ return 0;
+ }
+
+ static int ahash_process_req(struct ahash_request *areq, unsigned int nbytes)
+ {
+ struct crypto_ahash *tfm = crypto_ahash_reqtfm(areq);
+ struct talitos_ctx *ctx = crypto_ahash_ctx(tfm);
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+ struct talitos_edesc *edesc;
+ unsigned int blocksize =
+ crypto_tfm_alg_blocksize(crypto_ahash_tfm(tfm));
+ unsigned int nbytes_to_hash;
+ unsigned int to_hash_later;
+ unsigned int index;
+ int chained;
+
+ index = req_ctx->count & (blocksize - 1);
+ req_ctx->count += nbytes;
+
+ if (!req_ctx->last && (index + nbytes) < blocksize) {
+ /* Buffer the partial block */
+ sg_copy_to_buffer(areq->src,
+ sg_count(areq->src, nbytes, &chained),
+ req_ctx->buf + index, nbytes);
+ return 0;
+ }
+
+ if (index) {
+ /* partial block from previous update; chain it in. */
+ sg_init_table(req_ctx->bufsl, (nbytes) ? 2 : 1);
+ sg_set_buf(req_ctx->bufsl, req_ctx->buf, index);
+ if (nbytes)
+ scatterwalk_sg_chain(req_ctx->bufsl, 2,
+ areq->src);
+ req_ctx->psrc = req_ctx->bufsl;
+ } else {
+ req_ctx->psrc = areq->src;
+ }
+ nbytes_to_hash = index + nbytes;
+ if (!req_ctx->last) {
+ to_hash_later = (nbytes_to_hash & (blocksize - 1));
+ if (to_hash_later) {
+ int nents;
+ /* Must copy to_hash_later bytes from the end
+ * to bufnext (a partial block) for later.
+ */
+ nents = sg_count(areq->src, nbytes, &chained);
+ sg_copy_end_to_buffer(areq->src, nents,
+ req_ctx->bufnext,
+ to_hash_later,
+ nbytes - to_hash_later);
+
+ /* Adjust count for what will be hashed now */
+ nbytes_to_hash -= to_hash_later;
+ }
+ req_ctx->to_hash_later = to_hash_later;
+ }
+
+ /* allocate extended descriptor */
+ edesc = ahash_edesc_alloc(areq, nbytes_to_hash);
+ if (IS_ERR(edesc))
+ return PTR_ERR(edesc);
+
+ edesc->desc.hdr = ctx->desc_hdr_template;
+
+ /* On last one, request SEC to pad; otherwise continue */
+ if (req_ctx->last)
+ edesc->desc.hdr |= DESC_HDR_MODE0_MDEU_PAD;
+ else
+ edesc->desc.hdr |= DESC_HDR_MODE0_MDEU_CONT;
+
+ /* request SEC to INIT hash. */
+ if (req_ctx->first && !req_ctx->swinit)
+ edesc->desc.hdr |= DESC_HDR_MODE0_MDEU_INIT;
+
+ /* When the tfm context has a keylen, it's an HMAC.
+ * A first or last (ie. not middle) descriptor must request HMAC.
+ */
+ if (ctx->keylen && (req_ctx->first || req_ctx->last))
+ edesc->desc.hdr |= DESC_HDR_MODE0_MDEU_HMAC;
+
+ return common_nonsnoop_hash(edesc, areq, nbytes_to_hash,
+ ahash_done);
+ }
+
+ static int ahash_update(struct ahash_request *areq)
+ {
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+
+ req_ctx->last = 0;
+
+ return ahash_process_req(areq, areq->nbytes);
+ }
+
+ static int ahash_final(struct ahash_request *areq)
+ {
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+
+ req_ctx->last = 1;
+
+ return ahash_process_req(areq, 0);
+ }
+
+ static int ahash_finup(struct ahash_request *areq)
+ {
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+
+ req_ctx->last = 1;
+
+ return ahash_process_req(areq, areq->nbytes);
+ }
+
+ static int ahash_digest(struct ahash_request *areq)
+ {
+ struct talitos_ahash_req_ctx *req_ctx = ahash_request_ctx(areq);
+ struct crypto_ahash *ahash = crypto_ahash_reqtfm(areq);
+
+ ahash->init(areq);
+ req_ctx->last = 1;
+
+ return ahash_process_req(areq, areq->nbytes);
+ }
+
struct talitos_alg_template {
- struct crypto_alg alg;
+ u32 type;
+ union {
+ struct crypto_alg crypto;
+ struct ahash_alg hash;
+ } alg;
__be32 desc_hdr_template;
};
static struct talitos_alg_template driver_algs[] = {
/* AEAD algorithms. These use a single-pass ipsec_esp descriptor */
- {
- .alg = {
+ { .type = CRYPTO_ALG_TYPE_AEAD,
+ .alg.crypto = {
.cra_name = "authenc(hmac(sha1),cbc(aes))",
.cra_driver_name = "authenc-hmac-sha1-cbc-aes-talitos",
.cra_blocksize = AES_BLOCK_SIZE,
DESC_HDR_MODE1_MDEU_PAD |
DESC_HDR_MODE1_MDEU_SHA1_HMAC,
},
- {
- .alg = {
+ { .type = CRYPTO_ALG_TYPE_AEAD,
+ .alg.crypto = {
.cra_name = "authenc(hmac(sha1),cbc(des3_ede))",
.cra_driver_name = "authenc-hmac-sha1-cbc-3des-talitos",
.cra_blocksize = DES3_EDE_BLOCK_SIZE,
DESC_HDR_MODE1_MDEU_PAD |
DESC_HDR_MODE1_MDEU_SHA1_HMAC,
},
- {
- .alg = {
+ { .type = CRYPTO_ALG_TYPE_AEAD,
+ .alg.crypto = {
.cra_name = "authenc(hmac(sha256),cbc(aes))",
.cra_driver_name = "authenc-hmac-sha256-cbc-aes-talitos",
.cra_blocksize = AES_BLOCK_SIZE,
DESC_HDR_MODE1_MDEU_PAD |
DESC_HDR_MODE1_MDEU_SHA256_HMAC,
},
- {
- .alg = {
+ { .type = CRYPTO_ALG_TYPE_AEAD,
+ .alg.crypto = {
.cra_name = "authenc(hmac(sha256),cbc(des3_ede))",
.cra_driver_name = "authenc-hmac-sha256-cbc-3des-talitos",
.cra_blocksize = DES3_EDE_BLOCK_SIZE,
DESC_HDR_MODE1_MDEU_PAD |
DESC_HDR_MODE1_MDEU_SHA256_HMAC,
},
- {
- .alg = {
+ { .type = CRYPTO_ALG_TYPE_AEAD,
+ .alg.crypto = {
.cra_name = "authenc(hmac(md5),cbc(aes))",
.cra_driver_name = "authenc-hmac-md5-cbc-aes-talitos",
.cra_blocksize = AES_BLOCK_SIZE,
DESC_HDR_MODE1_MDEU_PAD |
DESC_HDR_MODE1_MDEU_MD5_HMAC,
},
- {
- .alg = {
+ { .type = CRYPTO_ALG_TYPE_AEAD,
+ .alg.crypto = {
.cra_name = "authenc(hmac(md5),cbc(des3_ede))",
.cra_driver_name = "authenc-hmac-md5-cbc-3des-talitos",
.cra_blocksize = DES3_EDE_BLOCK_SIZE,
DESC_HDR_MODE1_MDEU_MD5_HMAC,
},
/* ABLKCIPHER algorithms. */
- {
- .alg = {
+ { .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
+ .alg.crypto = {
.cra_name = "cbc(aes)",
.cra_driver_name = "cbc-aes-talitos",
.cra_blocksize = AES_BLOCK_SIZE,
DESC_HDR_SEL0_AESU |
DESC_HDR_MODE0_AESU_CBC,
},
- {
- .alg = {
+ { .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
+ .alg.crypto = {
.cra_name = "cbc(des3_ede)",
.cra_driver_name = "cbc-3des-talitos",
.cra_blocksize = DES3_EDE_BLOCK_SIZE,
DESC_HDR_SEL0_DEU |
DESC_HDR_MODE0_DEU_CBC |
DESC_HDR_MODE0_DEU_3DES,
- }
+ },
+ /* AHASH algorithms. */
+ { .type = CRYPTO_ALG_TYPE_AHASH,
+ .alg.hash = {
+ .init = ahash_init,
+ .update = ahash_update,
+ .final = ahash_final,
+ .finup = ahash_finup,
+ .digest = ahash_digest,
+ .halg.digestsize = MD5_DIGEST_SIZE,
+ .halg.base = {
+ .cra_name = "md5",
+ .cra_driver_name = "md5-talitos",
+ .cra_blocksize = MD5_BLOCK_SIZE,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH |
+ CRYPTO_ALG_ASYNC,
+ .cra_type = &crypto_ahash_type
+ }
+ },
+ .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU |
+ DESC_HDR_SEL0_MDEUA |
+ DESC_HDR_MODE0_MDEU_MD5,
+ },
+ { .type = CRYPTO_ALG_TYPE_AHASH,
+ .alg.hash = {
+ .init = ahash_init,
+ .update = ahash_update,
+ .final = ahash_final,
+ .finup = ahash_finup,
+ .digest = ahash_digest,
+ .halg.digestsize = SHA1_DIGEST_SIZE,
+ .halg.base = {
+ .cra_name = "sha1",
+ .cra_driver_name = "sha1-talitos",
+ .cra_blocksize = SHA1_BLOCK_SIZE,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH |
+ CRYPTO_ALG_ASYNC,
+ .cra_type = &crypto_ahash_type
+ }
+ },
+ .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU |
+ DESC_HDR_SEL0_MDEUA |
+ DESC_HDR_MODE0_MDEU_SHA1,
+ },
+ { .type = CRYPTO_ALG_TYPE_AHASH,
+ .alg.hash = {
+ .init = ahash_init,
+ .update = ahash_update,
+ .final = ahash_final,
+ .finup = ahash_finup,
+ .digest = ahash_digest,
+ .halg.digestsize = SHA224_DIGEST_SIZE,
+ .halg.base = {
+ .cra_name = "sha224",
+ .cra_driver_name = "sha224-talitos",
+ .cra_blocksize = SHA224_BLOCK_SIZE,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH |
+ CRYPTO_ALG_ASYNC,
+ .cra_type = &crypto_ahash_type
+ }
+ },
+ .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU |
+ DESC_HDR_SEL0_MDEUA |
+ DESC_HDR_MODE0_MDEU_SHA224,
+ },
+ { .type = CRYPTO_ALG_TYPE_AHASH,
+ .alg.hash = {
+ .init = ahash_init,
+ .update = ahash_update,
+ .final = ahash_final,
+ .finup = ahash_finup,
+ .digest = ahash_digest,
+ .halg.digestsize = SHA256_DIGEST_SIZE,
+ .halg.base = {
+ .cra_name = "sha256",
+ .cra_driver_name = "sha256-talitos",
+ .cra_blocksize = SHA256_BLOCK_SIZE,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH |
+ CRYPTO_ALG_ASYNC,
+ .cra_type = &crypto_ahash_type
+ }
+ },
+ .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU |
+ DESC_HDR_SEL0_MDEUA |
+ DESC_HDR_MODE0_MDEU_SHA256,
+ },
+ { .type = CRYPTO_ALG_TYPE_AHASH,
+ .alg.hash = {
+ .init = ahash_init,
+ .update = ahash_update,
+ .final = ahash_final,
+ .finup = ahash_finup,
+ .digest = ahash_digest,
+ .halg.digestsize = SHA384_DIGEST_SIZE,
+ .halg.base = {
+ .cra_name = "sha384",
+ .cra_driver_name = "sha384-talitos",
+ .cra_blocksize = SHA384_BLOCK_SIZE,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH |
+ CRYPTO_ALG_ASYNC,
+ .cra_type = &crypto_ahash_type
+ }
+ },
+ .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU |
+ DESC_HDR_SEL0_MDEUB |
+ DESC_HDR_MODE0_MDEUB_SHA384,
+ },
+ { .type = CRYPTO_ALG_TYPE_AHASH,
+ .alg.hash = {
+ .init = ahash_init,
+ .update = ahash_update,
+ .final = ahash_final,
+ .finup = ahash_finup,
+ .digest = ahash_digest,
+ .halg.digestsize = SHA512_DIGEST_SIZE,
+ .halg.base = {
+ .cra_name = "sha512",
+ .cra_driver_name = "sha512-talitos",
+ .cra_blocksize = SHA512_BLOCK_SIZE,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH |
+ CRYPTO_ALG_ASYNC,
+ .cra_type = &crypto_ahash_type
+ }
+ },
+ .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU |
+ DESC_HDR_SEL0_MDEUB |
+ DESC_HDR_MODE0_MDEUB_SHA512,
+ },
};
struct talitos_crypto_alg {
struct list_head entry;
struct device *dev;
- __be32 desc_hdr_template;
- struct crypto_alg crypto_alg;
+ struct talitos_alg_template algt;
};
static int talitos_cra_init(struct crypto_tfm *tfm)
struct talitos_crypto_alg *talitos_alg;
struct talitos_ctx *ctx = crypto_tfm_ctx(tfm);
- talitos_alg = container_of(alg, struct talitos_crypto_alg, crypto_alg);
+ if ((alg->cra_flags & CRYPTO_ALG_TYPE_MASK) == CRYPTO_ALG_TYPE_AHASH)
+ talitos_alg = container_of(__crypto_ahash_alg(alg),
+ struct talitos_crypto_alg,
+ algt.alg.hash);
+ else
+ talitos_alg = container_of(alg, struct talitos_crypto_alg,
+ algt.alg.crypto);
/* update context with ptr to dev */
ctx->dev = talitos_alg->dev;
/* copy descriptor header template value */
- ctx->desc_hdr_template = talitos_alg->desc_hdr_template;
+ ctx->desc_hdr_template = talitos_alg->algt.desc_hdr_template;
+
+ return 0;
+ }
+
+ static int talitos_cra_init_aead(struct crypto_tfm *tfm)
+ {
+ struct talitos_ctx *ctx = crypto_tfm_ctx(tfm);
+
+ talitos_cra_init(tfm);
/* random first IV */
get_random_bytes(ctx->iv, TALITOS_MAX_IV_LENGTH);
return 0;
}
+ static int talitos_cra_init_ahash(struct crypto_tfm *tfm)
+ {
+ struct talitos_ctx *ctx = crypto_tfm_ctx(tfm);
+
+ talitos_cra_init(tfm);
+
+ ctx->keylen = 0;
+ crypto_ahash_set_reqsize(__crypto_ahash_cast(tfm),
+ sizeof(struct talitos_ahash_req_ctx));
+
+ return 0;
+ }
+
/*
* given the alg's descriptor header template, determine whether descriptor
* type and primary/secondary execution units required match the hw
int i;
list_for_each_entry_safe(t_alg, n, &priv->alg_list, entry) {
- crypto_unregister_alg(&t_alg->crypto_alg);
+ switch (t_alg->algt.type) {
+ case CRYPTO_ALG_TYPE_ABLKCIPHER:
+ case CRYPTO_ALG_TYPE_AEAD:
+ crypto_unregister_alg(&t_alg->algt.alg.crypto);
+ break;
+ case CRYPTO_ALG_TYPE_AHASH:
+ crypto_unregister_ahash(&t_alg->algt.alg.hash);
+ break;
+ }
list_del(&t_alg->entry);
kfree(t_alg);
}
struct talitos_alg_template
*template)
{
+ struct talitos_private *priv = dev_get_drvdata(dev);
struct talitos_crypto_alg *t_alg;
struct crypto_alg *alg;
if (!t_alg)
return ERR_PTR(-ENOMEM);
- alg = &t_alg->crypto_alg;
- *alg = template->alg;
+ t_alg->algt = *template;
+
+ switch (t_alg->algt.type) {
+ case CRYPTO_ALG_TYPE_ABLKCIPHER:
+ alg = &t_alg->algt.alg.crypto;
+ alg->cra_init = talitos_cra_init;
+ break;
+ case CRYPTO_ALG_TYPE_AEAD:
+ alg = &t_alg->algt.alg.crypto;
+ alg->cra_init = talitos_cra_init_aead;
+ break;
+ case CRYPTO_ALG_TYPE_AHASH:
+ alg = &t_alg->algt.alg.hash.halg.base;
+ alg->cra_init = talitos_cra_init_ahash;
+ if (!(priv->features & TALITOS_FTR_SHA224_HWINIT) &&
+ !strcmp(alg->cra_name, "sha224")) {
+ t_alg->algt.alg.hash.init = ahash_init_sha224_swinit;
+ t_alg->algt.desc_hdr_template =
+ DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU |
+ DESC_HDR_SEL0_MDEUA |
+ DESC_HDR_MODE0_MDEU_SHA256;
+ }
+ break;
+ }
alg->cra_module = THIS_MODULE;
- alg->cra_init = talitos_cra_init;
alg->cra_priority = TALITOS_CRA_PRIORITY;
alg->cra_alignmask = 0;
alg->cra_ctxsize = sizeof(struct talitos_ctx);
- t_alg->desc_hdr_template = template->desc_hdr_template;
t_alg->dev = dev;
return t_alg;
const struct of_device_id *match)
{
struct device *dev = &ofdev->dev;
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
struct talitos_private *priv;
const unsigned int *prop;
int i, err;
priv->features |= TALITOS_FTR_SRC_LINK_TBL_LEN_INCLUDES_EXTENT;
if (of_device_is_compatible(np, "fsl,sec2.1"))
- priv->features |= TALITOS_FTR_HW_AUTH_CHECK;
+ priv->features |= TALITOS_FTR_HW_AUTH_CHECK |
+ TALITOS_FTR_SHA224_HWINIT;
priv->chan = kzalloc(sizeof(struct talitos_channel) *
priv->num_channels, GFP_KERNEL);
for (i = 0; i < ARRAY_SIZE(driver_algs); i++) {
if (hw_supports(dev, driver_algs[i].desc_hdr_template)) {
struct talitos_crypto_alg *t_alg;
+ char *name = NULL;
t_alg = talitos_alg_alloc(dev, &driver_algs[i]);
if (IS_ERR(t_alg)) {
goto err_out;
}
- err = crypto_register_alg(&t_alg->crypto_alg);
+ switch (t_alg->algt.type) {
+ case CRYPTO_ALG_TYPE_ABLKCIPHER:
+ case CRYPTO_ALG_TYPE_AEAD:
+ err = crypto_register_alg(
+ &t_alg->algt.alg.crypto);
+ name = t_alg->algt.alg.crypto.cra_driver_name;
+ break;
+ case CRYPTO_ALG_TYPE_AHASH:
+ err = crypto_register_ahash(
+ &t_alg->algt.alg.hash);
+ name =
+ t_alg->algt.alg.hash.halg.base.cra_driver_name;
+ break;
+ }
if (err) {
dev_err(dev, "%s alg registration failed\n",
- t_alg->crypto_alg.cra_driver_name);
+ name);
kfree(t_alg);
} else {
list_add_tail(&t_alg->entry, &priv->alg_list);
- dev_info(dev, "%s\n",
- t_alg->crypto_alg.cra_driver_name);
+ dev_info(dev, "%s\n", name);
}
}
}
MODULE_DEVICE_TABLE(of, talitos_match);
static struct of_platform_driver talitos_driver = {
- .name = "talitos",
- .match_table = talitos_match,
+ .driver = {
+ .name = "talitos",
+ .owner = THIS_MODULE,
+ .of_match_table = talitos_match,
+ },
.probe = talitos_probe,
.remove = talitos_remove,
};
return NULL;
}
- static void fsl_dma_device_terminate_all(struct dma_chan *dchan)
+ static int fsl_dma_device_control(struct dma_chan *dchan,
+ enum dma_ctrl_cmd cmd, unsigned long arg)
{
struct fsldma_chan *chan;
unsigned long flags;
+ /* Only supports DMA_TERMINATE_ALL */
+ if (cmd != DMA_TERMINATE_ALL)
+ return -ENXIO;
+
if (!dchan)
- return;
+ return -EINVAL;
chan = to_fsl_chan(dchan);
fsldma_free_desc_list(chan, &chan->ld_running);
spin_unlock_irqrestore(&chan->desc_lock, flags);
+
+ return 0;
}
/**
}
/**
- * fsl_dma_is_complete - Determine the DMA status
+ * fsl_tx_status - Determine the DMA status
* @chan : Freescale DMA channel
*/
- static enum dma_status fsl_dma_is_complete(struct dma_chan *dchan,
+ static enum dma_status fsl_tx_status(struct dma_chan *dchan,
dma_cookie_t cookie,
- dma_cookie_t *done,
- dma_cookie_t *used)
+ struct dma_tx_state *txstate)
{
struct fsldma_chan *chan = to_fsl_chan(dchan);
dma_cookie_t last_used;
last_used = dchan->cookie;
last_complete = chan->completed_cookie;
- if (done)
- *done = last_complete;
-
- if (used)
- *used = last_used;
+ dma_set_tx_state(txstate, last_complete, last_used, 0);
return dma_async_is_complete(cookie, last_complete, last_used);
}
INIT_LIST_HEAD(&fdev->common.channels);
/* ioremap the registers for use */
- fdev->regs = of_iomap(op->node, 0);
+ fdev->regs = of_iomap(op->dev.of_node, 0);
if (!fdev->regs) {
dev_err(&op->dev, "unable to ioremap registers\n");
err = -ENOMEM;
}
/* map the channel IRQ if it exists, but don't hookup the handler yet */
- fdev->irq = irq_of_parse_and_map(op->node, 0);
+ fdev->irq = irq_of_parse_and_map(op->dev.of_node, 0);
dma_cap_set(DMA_MEMCPY, fdev->common.cap_mask);
dma_cap_set(DMA_INTERRUPT, fdev->common.cap_mask);
fdev->common.device_free_chan_resources = fsl_dma_free_chan_resources;
fdev->common.device_prep_dma_interrupt = fsl_dma_prep_interrupt;
fdev->common.device_prep_dma_memcpy = fsl_dma_prep_memcpy;
- fdev->common.device_is_tx_complete = fsl_dma_is_complete;
+ fdev->common.device_tx_status = fsl_tx_status;
fdev->common.device_issue_pending = fsl_dma_memcpy_issue_pending;
fdev->common.device_prep_slave_sg = fsl_dma_prep_slave_sg;
- fdev->common.device_terminate_all = fsl_dma_device_terminate_all;
+ fdev->common.device_control = fsl_dma_device_control;
fdev->common.dev = &op->dev;
dev_set_drvdata(&op->dev, fdev);
* of_platform_bus_remove(). Instead, we manually instantiate every DMA
* channel object.
*/
- for_each_child_of_node(op->node, child) {
+ for_each_child_of_node(op->dev.of_node, child) {
if (of_device_is_compatible(child, "fsl,eloplus-dma-channel")) {
fsl_dma_chan_probe(fdev, child,
FSL_DMA_IP_85XX | FSL_DMA_BIG_ENDIAN,
};
static struct of_platform_driver fsldma_of_driver = {
- .name = "fsl-elo-dma",
- .match_table = fsldma_of_ids,
- .probe = fsldma_of_probe,
- .remove = fsldma_of_remove,
+ .driver = {
+ .name = "fsl-elo-dma",
+ .owner = THIS_MODULE,
+ .of_match_table = fsldma_of_ids,
+ },
+ .probe = fsldma_of_probe,
+ .remove = fsldma_of_remove,
};
/*----------------------------------------------------------------------------*/
}
/**
- * ppc440spe_adma_is_complete - poll the status of an ADMA transaction
+ * ppc440spe_adma_tx_status - poll the status of an ADMA transaction
* @chan: ADMA channel handle
* @cookie: ADMA transaction identifier
+ * @txstate: a holder for the current state of the channel
*/
- static enum dma_status ppc440spe_adma_is_complete(struct dma_chan *chan,
- dma_cookie_t cookie, dma_cookie_t *done, dma_cookie_t *used)
+ static enum dma_status ppc440spe_adma_tx_status(struct dma_chan *chan,
+ dma_cookie_t cookie, struct dma_tx_state *txstate)
{
struct ppc440spe_adma_chan *ppc440spe_chan;
dma_cookie_t last_used;
last_used = chan->cookie;
last_complete = ppc440spe_chan->completed_cookie;
- if (done)
- *done = last_complete;
- if (used)
- *used = last_used;
+ dma_set_tx_state(txstate, last_complete, last_used, 0);
ret = dma_async_is_complete(cookie, last_complete, last_used);
if (ret == DMA_SUCCESS)
last_used = chan->cookie;
last_complete = ppc440spe_chan->completed_cookie;
- if (done)
- *done = last_complete;
- if (used)
- *used = last_used;
+ dma_set_tx_state(txstate, last_complete, last_used, 0);
return dma_async_is_complete(cookie, last_complete, last_used);
}
ppc440spe_adma_alloc_chan_resources;
adev->common.device_free_chan_resources =
ppc440spe_adma_free_chan_resources;
- adev->common.device_is_tx_complete = ppc440spe_adma_is_complete;
+ adev->common.device_tx_status = ppc440spe_adma_tx_status;
adev->common.device_issue_pending = ppc440spe_adma_issue_pending;
/* Set prep routines based on capability */
MODULE_DEVICE_TABLE(of, ppc440spe_adma_of_match);
static struct of_platform_driver ppc440spe_adma_driver = {
- .match_table = ppc440spe_adma_of_match,
.probe = ppc440spe_adma_probe,
.remove = __devexit_p(ppc440spe_adma_remove),
.driver = {
.name = "PPC440SP(E)-ADMA",
.owner = THIS_MODULE,
+ .of_match_table = ppc440spe_adma_of_match,
},
};
static void pca953x_irq_bus_sync_unlock(unsigned int irq)
{
struct pca953x_chip *chip = get_irq_chip_data(irq);
+ uint16_t new_irqs;
+ uint16_t level;
+
+ /* Look for any newly setup interrupt */
+ new_irqs = chip->irq_trig_fall | chip->irq_trig_raise;
+ new_irqs &= ~chip->reg_direction;
+
+ while (new_irqs) {
+ level = __ffs(new_irqs);
+ pca953x_gpio_direction_input(&chip->gpio_chip, level);
+ new_irqs &= ~(1 << level);
+ }
mutex_unlock(&chip->irq_lock);
}
else
chip->irq_trig_raise &= ~mask;
- return pca953x_gpio_direction_input(&chip->gpio_chip, level);
+ return 0;
}
static struct irq_chip pca953x_irq_chip = {
struct device_node *node;
const uint16_t *val;
- node = dev_archdata_get_node(&client->dev.archdata);
+ node = client->dev.of_node;
if (node == NULL)
return NULL;
init_waitqueue_head(&cpm->i2c_wait);
- cpm->irq = of_irq_to_resource(ofdev->node, 0, NULL);
+ cpm->irq = of_irq_to_resource(ofdev->dev.of_node, 0, NULL);
- if (cpm->irq == NO_IRQ)
+ if (!cpm->irq)
return -EINVAL;
/* Install interrupt handler. */
return ret;
/* I2C parameter RAM */
- i2c_base = of_iomap(ofdev->node, 1);
+ i2c_base = of_iomap(ofdev->dev.of_node, 1);
if (i2c_base == NULL) {
ret = -EINVAL;
goto out_irq;
}
- if (of_device_is_compatible(ofdev->node, "fsl,cpm1-i2c")) {
+ if (of_device_is_compatible(ofdev->dev.of_node, "fsl,cpm1-i2c")) {
/* Check for and use a microcode relocation patch. */
cpm->i2c_ram = i2c_base;
cpm->version = 1;
- } else if (of_device_is_compatible(ofdev->node, "fsl,cpm2-i2c")) {
+ } else if (of_device_is_compatible(ofdev->dev.of_node, "fsl,cpm2-i2c")) {
cpm->i2c_addr = cpm_muram_alloc(sizeof(struct i2c_ram), 64);
cpm->i2c_ram = cpm_muram_addr(cpm->i2c_addr);
out_be16(i2c_base, cpm->i2c_addr);
}
/* I2C control/status registers */
- cpm->i2c_reg = of_iomap(ofdev->node, 0);
+ cpm->i2c_reg = of_iomap(ofdev->dev.of_node, 0);
if (cpm->i2c_reg == NULL) {
ret = -EINVAL;
goto out_ram;
}
- data = of_get_property(ofdev->node, "fsl,cpm-command", &len);
+ data = of_get_property(ofdev->dev.of_node, "fsl,cpm-command", &len);
if (!data || len != 4) {
ret = -EINVAL;
goto out_reg;
}
cpm->cp_command = *data;
- data = of_get_property(ofdev->node, "linux,i2c-class", &len);
+ data = of_get_property(ofdev->dev.of_node, "linux,i2c-class", &len);
if (data && len == 4)
cpm->adap.class = *data;
- data = of_get_property(ofdev->node, "clock-frequency", &len);
+ data = of_get_property(ofdev->dev.of_node, "clock-frequency", &len);
if (data && len == 4)
cpm->freq = *data;
else
/* register new adapter to i2c module... */
- data = of_get_property(ofdev->node, "linux,i2c-index", &len);
+ data = of_get_property(ofdev->dev.of_node, "linux,i2c-index", &len);
if (data && len == 4) {
cpm->adap.nr = *data;
result = i2c_add_numbered_adapter(&cpm->adap);
/*
* register OF I2C devices
*/
- of_register_i2c_devices(&cpm->adap, ofdev->node);
+ of_register_i2c_devices(&cpm->adap, ofdev->dev.of_node);
return 0;
out_shut:
MODULE_DEVICE_TABLE(of, cpm_i2c_match);
static struct of_platform_driver cpm_i2c_driver = {
- .match_table = cpm_i2c_match,
.probe = cpm_i2c_probe,
.remove = __devexit_p(cpm_i2c_remove),
- .driver = {
- .name = "fsl-i2c-cpm",
- .owner = THIS_MODULE,
- }
+ .driver = {
+ .name = "fsl-i2c-cpm",
+ .owner = THIS_MODULE,
+ .of_match_table = cpm_i2c_match,
+ },
};
static int __init cpm_i2c_init(void)
#include <linux/init.h>
#include <linux/interrupt.h>
#include <asm/irq.h>
- #include <asm/io.h>
+ #include <linux/io.h>
#include <linux/i2c.h>
#include <linux/i2c-id.h>
#include <linux/of_platform.h>
static int __devinit iic_request_irq(struct of_device *ofdev,
struct ibm_iic_private *dev)
{
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
int irq;
if (iic_force_poll)
- return NO_IRQ;
+ return 0;
irq = irq_of_parse_and_map(np, 0);
- if (irq == NO_IRQ) {
+ if (!irq) {
dev_err(&ofdev->dev, "irq_of_parse_and_map failed\n");
- return NO_IRQ;
+ return 0;
}
/* Disable interrupts until we finish initialization, assumes
if (request_irq(irq, iic_handler, 0, "IBM IIC", dev)) {
dev_err(&ofdev->dev, "request_irq %d failed\n", irq);
/* Fallback to the polling mode */
- return NO_IRQ;
+ return 0;
}
return irq;
static int __devinit iic_probe(struct of_device *ofdev,
const struct of_device_id *match)
{
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
struct ibm_iic_private *dev;
struct i2c_adapter *adap;
const u32 *freq;
init_waitqueue_head(&dev->wq);
dev->irq = iic_request_irq(ofdev, dev);
- if (dev->irq == NO_IRQ)
+ if (!dev->irq)
dev_warn(&ofdev->dev, "using polling mode\n");
/* Board specific settings */
return 0;
error_cleanup:
- if (dev->irq != NO_IRQ) {
+ if (dev->irq) {
iic_interrupt_mode(dev, 0);
free_irq(dev->irq, dev);
}
i2c_del_adapter(&dev->adap);
- if (dev->irq != NO_IRQ) {
+ if (dev->irq) {
iic_interrupt_mode(dev, 0);
free_irq(dev->irq, dev);
}
};
static struct of_platform_driver ibm_iic_driver = {
- .name = "ibm-iic",
- .match_table = ibm_iic_match,
+ .driver = {
+ .name = "ibm-iic",
+ .owner = THIS_MODULE,
+ .of_match_table = ibm_iic_match,
+ },
.probe = iic_probe,
.remove = __devexit_p(iic_remove),
};
u32 x;
int result = 0;
- if (i2c->irq == NO_IRQ) {
+ if (!i2c->irq) {
while (!(readb(i2c->base + MPC_I2C_SR) & CSR_MIF)) {
schedule();
if (time_after(jiffies, orig_jiffies + timeout)) {
init_waitqueue_head(&i2c->queue);
- i2c->base = of_iomap(op->node, 0);
+ i2c->base = of_iomap(op->dev.of_node, 0);
if (!i2c->base) {
dev_err(i2c->dev, "failed to map controller\n");
result = -ENOMEM;
goto fail_map;
}
- i2c->irq = irq_of_parse_and_map(op->node, 0);
+ i2c->irq = irq_of_parse_and_map(op->dev.of_node, 0);
- if (i2c->irq != NO_IRQ) { /* i2c->irq = NO_IRQ implies polling */
+ if (i2c->irq) { /* no i2c->irq implies polling */
result = request_irq(i2c->irq, mpc_i2c_isr,
IRQF_SHARED, "i2c-mpc", i2c);
if (result < 0) {
}
}
- if (of_get_property(op->node, "fsl,preserve-clocking", NULL)) {
+ if (of_get_property(op->dev.of_node, "fsl,preserve-clocking", NULL)) {
clock = MPC_I2C_CLOCK_PRESERVE;
} else {
- prop = of_get_property(op->node, "clock-frequency", &plen);
+ prop = of_get_property(op->dev.of_node, "clock-frequency",
+ &plen);
if (prop && plen == sizeof(u32))
clock = *prop;
}
if (match->data) {
struct mpc_i2c_data *data = match->data;
- data->setup(op->node, i2c, clock, data->prescaler);
+ data->setup(op->dev.of_node, i2c, clock, data->prescaler);
} else {
/* Backwards compatibility */
- if (of_get_property(op->node, "dfsrr", NULL))
- mpc_i2c_setup_8xxx(op->node, i2c, clock, 0);
+ if (of_get_property(op->dev.of_node, "dfsrr", NULL))
+ mpc_i2c_setup_8xxx(op->dev.of_node, i2c, clock, 0);
}
dev_set_drvdata(&op->dev, i2c);
dev_err(i2c->dev, "failed to add adapter\n");
goto fail_add;
}
- of_register_i2c_devices(&i2c->adap, op->node);
+ of_register_i2c_devices(&i2c->adap, op->dev.of_node);
return result;
i2c_del_adapter(&i2c->adap);
dev_set_drvdata(&op->dev, NULL);
- if (i2c->irq != NO_IRQ)
+ if (i2c->irq)
free_irq(i2c->irq, i2c);
irq_dispose_mapping(i2c->irq);
/* Structure for a device driver */
static struct of_platform_driver mpc_i2c_driver = {
- .match_table = mpc_i2c_of_match,
.probe = fsl_i2c_probe,
.remove = __devexit_p(fsl_i2c_remove),
- .driver = {
- .owner = THIS_MODULE,
- .name = DRV_NAME,
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = DRV_NAME,
+ .of_match_table = mpc_i2c_of_match,
},
};
#include "i2c-core.h"
- /* core_lock protects i2c_adapter_idr, userspace_devices, and guarantees
+ /* core_lock protects i2c_adapter_idr, and guarantees
that device detection, deletion of detected devices, and attach_adapter
and detach_adapter calls are serialized */
static DEFINE_MUTEX(core_lock);
static DEFINE_IDR(i2c_adapter_idr);
- static LIST_HEAD(userspace_devices);
static struct device_type i2c_client_type;
static int i2c_check_addr(struct i2c_adapter *adapter, int addr);
dev_dbg(dev, "probe\n");
status = driver->probe(client, i2c_match_id(driver->id_table, client));
- if (status)
+ if (status) {
client->driver = NULL;
+ i2c_set_clientdata(client, NULL);
+ }
return status;
}
dev->driver = NULL;
status = 0;
}
- if (status == 0)
+ if (status == 0) {
client->driver = NULL;
+ i2c_set_clientdata(client, NULL);
+ }
return status;
}
driver->shutdown(client);
}
- #ifdef CONFIG_SUSPEND
- static int i2c_device_pm_suspend(struct device *dev)
+ #ifdef CONFIG_PM_SLEEP
+ static int i2c_legacy_suspend(struct device *dev, pm_message_t mesg)
{
- const struct dev_pm_ops *pm;
+ struct i2c_client *client = i2c_verify_client(dev);
+ struct i2c_driver *driver;
- if (!dev->driver)
+ if (!client || !dev->driver)
return 0;
- pm = dev->driver->pm;
- if (!pm || !pm->suspend)
+ driver = to_i2c_driver(dev->driver);
+ if (!driver->suspend)
return 0;
- return pm->suspend(dev);
+ return driver->suspend(client, mesg);
}
- static int i2c_device_pm_resume(struct device *dev)
+ static int i2c_legacy_resume(struct device *dev)
{
- const struct dev_pm_ops *pm;
+ struct i2c_client *client = i2c_verify_client(dev);
+ struct i2c_driver *driver;
- if (!dev->driver)
+ if (!client || !dev->driver)
return 0;
- pm = dev->driver->pm;
- if (!pm || !pm->resume)
+ driver = to_i2c_driver(dev->driver);
+ if (!driver->resume)
return 0;
- return pm->resume(dev);
+ return driver->resume(client);
}
- #else
- #define i2c_device_pm_suspend NULL
- #define i2c_device_pm_resume NULL
- #endif
- #ifdef CONFIG_PM_RUNTIME
- static int i2c_device_runtime_suspend(struct device *dev)
+ static int i2c_device_pm_suspend(struct device *dev)
{
- const struct dev_pm_ops *pm;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
- if (!dev->driver)
- return 0;
- pm = dev->driver->pm;
- if (!pm || !pm->runtime_suspend)
+ if (pm_runtime_suspended(dev))
return 0;
- return pm->runtime_suspend(dev);
- }
- static int i2c_device_runtime_resume(struct device *dev)
- {
- const struct dev_pm_ops *pm;
+ if (pm)
+ return pm->suspend ? pm->suspend(dev) : 0;
- if (!dev->driver)
- return 0;
- pm = dev->driver->pm;
- if (!pm || !pm->runtime_resume)
- return 0;
- return pm->runtime_resume(dev);
+ return i2c_legacy_suspend(dev, PMSG_SUSPEND);
}
- static int i2c_device_runtime_idle(struct device *dev)
+ static int i2c_device_pm_resume(struct device *dev)
{
- const struct dev_pm_ops *pm = NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
int ret;
- if (dev->driver)
- pm = dev->driver->pm;
- if (pm && pm->runtime_idle) {
- ret = pm->runtime_idle(dev);
- if (ret)
- return ret;
+ if (pm)
+ ret = pm->resume ? pm->resume(dev) : 0;
+ else
+ ret = i2c_legacy_resume(dev);
+
+ if (!ret) {
+ pm_runtime_disable(dev);
+ pm_runtime_set_active(dev);
+ pm_runtime_enable(dev);
}
- return pm_runtime_suspend(dev);
+ return ret;
}
- #else
- #define i2c_device_runtime_suspend NULL
- #define i2c_device_runtime_resume NULL
- #define i2c_device_runtime_idle NULL
- #endif
- static int i2c_device_suspend(struct device *dev, pm_message_t mesg)
+ static int i2c_device_pm_freeze(struct device *dev)
{
- struct i2c_client *client = i2c_verify_client(dev);
- struct i2c_driver *driver;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
- if (!client || !dev->driver)
+ if (pm_runtime_suspended(dev))
return 0;
- driver = to_i2c_driver(dev->driver);
- if (!driver->suspend)
- return 0;
- return driver->suspend(client, mesg);
+
+ if (pm)
+ return pm->freeze ? pm->freeze(dev) : 0;
+
+ return i2c_legacy_suspend(dev, PMSG_FREEZE);
}
- static int i2c_device_resume(struct device *dev)
+ static int i2c_device_pm_thaw(struct device *dev)
{
- struct i2c_client *client = i2c_verify_client(dev);
- struct i2c_driver *driver;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
- if (!client || !dev->driver)
+ if (pm_runtime_suspended(dev))
return 0;
- driver = to_i2c_driver(dev->driver);
- if (!driver->resume)
+
+ if (pm)
+ return pm->thaw ? pm->thaw(dev) : 0;
+
+ return i2c_legacy_resume(dev);
+ }
+
+ static int i2c_device_pm_poweroff(struct device *dev)
+ {
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+
+ if (pm_runtime_suspended(dev))
return 0;
- return driver->resume(client);
+
+ if (pm)
+ return pm->poweroff ? pm->poweroff(dev) : 0;
+
+ return i2c_legacy_suspend(dev, PMSG_HIBERNATE);
+ }
+
+ static int i2c_device_pm_restore(struct device *dev)
+ {
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ int ret;
+
+ if (pm)
+ ret = pm->restore ? pm->restore(dev) : 0;
+ else
+ ret = i2c_legacy_resume(dev);
+
+ if (!ret) {
+ pm_runtime_disable(dev);
+ pm_runtime_set_active(dev);
+ pm_runtime_enable(dev);
+ }
+
+ return ret;
}
+ #else /* !CONFIG_PM_SLEEP */
+ #define i2c_device_pm_suspend NULL
+ #define i2c_device_pm_resume NULL
+ #define i2c_device_pm_freeze NULL
+ #define i2c_device_pm_thaw NULL
+ #define i2c_device_pm_poweroff NULL
+ #define i2c_device_pm_restore NULL
+ #endif /* !CONFIG_PM_SLEEP */
static void i2c_client_dev_release(struct device *dev)
{
static const struct dev_pm_ops i2c_device_pm_ops = {
.suspend = i2c_device_pm_suspend,
.resume = i2c_device_pm_resume,
- .runtime_suspend = i2c_device_runtime_suspend,
- .runtime_resume = i2c_device_runtime_resume,
- .runtime_idle = i2c_device_runtime_idle,
+ .freeze = i2c_device_pm_freeze,
+ .thaw = i2c_device_pm_thaw,
+ .poweroff = i2c_device_pm_poweroff,
+ .restore = i2c_device_pm_restore,
+ SET_RUNTIME_PM_OPS(
+ pm_generic_runtime_suspend,
+ pm_generic_runtime_resume,
+ pm_generic_runtime_idle
+ )
};
struct bus_type i2c_bus_type = {
.probe = i2c_device_probe,
.remove = i2c_device_remove,
.shutdown = i2c_device_shutdown,
- .suspend = i2c_device_suspend,
- .resume = i2c_device_resume,
.pm = &i2c_device_pm_ops,
};
EXPORT_SYMBOL_GPL(i2c_bus_type);
client->dev.parent = &client->adapter->dev;
client->dev.bus = &i2c_bus_type;
client->dev.type = &i2c_client_type;
+#ifdef CONFIG_OF
+ client->dev.of_node = info->of_node;
+#endif
dev_set_name(&client->dev, "%d-%04x", i2c_adapter_id(adap),
client->addr);
return -EEXIST;
/* Keep track of the added device */
- mutex_lock(&core_lock);
- list_add_tail(&client->detected, &userspace_devices);
- mutex_unlock(&core_lock);
+ i2c_lock_adapter(adap);
+ list_add_tail(&client->detected, &adap->userspace_clients);
+ i2c_unlock_adapter(adap);
dev_info(dev, "%s: Instantiated device %s at 0x%02hx\n", "new_device",
info.type, info.addr);
/* Make sure the device was added through sysfs */
res = -ENOENT;
- mutex_lock(&core_lock);
- list_for_each_entry_safe(client, next, &userspace_devices, detected) {
- if (client->addr == addr && client->adapter == adap) {
+ i2c_lock_adapter(adap);
+ list_for_each_entry_safe(client, next, &adap->userspace_clients,
+ detected) {
+ if (client->addr == addr) {
dev_info(dev, "%s: Deleting device %s at 0x%02hx\n",
"delete_device", client->name, client->addr);
break;
}
}
- mutex_unlock(&core_lock);
+ i2c_unlock_adapter(adap);
if (res < 0)
dev_err(dev, "%s: Can't find device in list\n",
}
rt_mutex_init(&adap->bus_lock);
+ INIT_LIST_HEAD(&adap->userspace_clients);
/* Set default timeout to 1 second if not already set */
if (adap->timeout == 0)
return res;
/* Remove devices instantiated from sysfs */
- list_for_each_entry_safe(client, next, &userspace_devices, detected) {
- if (client->adapter == adap) {
- dev_dbg(&adap->dev, "Removing %s at 0x%x\n",
- client->name, client->addr);
- list_del(&client->detected);
- i2c_unregister_device(client);
- }
+ i2c_lock_adapter(adap);
+ list_for_each_entry_safe(client, next, &adap->userspace_clients,
+ detected) {
+ dev_dbg(&adap->dev, "Removing %s at 0x%x\n", client->name,
+ client->addr);
+ list_del(&client->detected);
+ i2c_unregister_device(client);
}
+ i2c_unlock_adapter(adap);
/* Detach any active clients. This can't fail, thus we do not
checking the returned value. */
*
* Returns negative errno, or else the number of bytes written.
*/
- int i2c_master_send(struct i2c_client *client,const char *buf ,int count)
+ int i2c_master_send(struct i2c_client *client, const char *buf, int count)
{
int ret;
- struct i2c_adapter *adap=client->adapter;
+ struct i2c_adapter *adap = client->adapter;
struct i2c_msg msg;
msg.addr = client->addr;
*
* Returns negative errno, or else the number of bytes read.
*/
- int i2c_master_recv(struct i2c_client *client, char *buf ,int count)
+ int i2c_master_recv(struct i2c_client *client, char *buf, int count)
{
- struct i2c_adapter *adap=client->adapter;
+ struct i2c_adapter *adap = client->adapter;
struct i2c_msg msg;
int ret;
return 0;
/* Make sure there is something at this address */
- if (i2c_smbus_xfer(adapter, addr, 0, 0, 0, I2C_SMBUS_QUICK, NULL) < 0)
- return 0;
+ if (addr == 0x73 && (adapter->class & I2C_CLASS_HWMON)) {
+ /* Special probe for FSC hwmon chips */
+ union i2c_smbus_data dummy;
- /* Prevent 24RF08 corruption */
- if ((addr & ~0x0f) == 0x50)
- i2c_smbus_xfer(adapter, addr, 0, 0, 0, I2C_SMBUS_QUICK, NULL);
+ if (i2c_smbus_xfer(adapter, addr, 0, I2C_SMBUS_READ, 0,
+ I2C_SMBUS_BYTE_DATA, &dummy) < 0)
+ return 0;
+ } else {
+ if (i2c_smbus_xfer(adapter, addr, 0, I2C_SMBUS_WRITE, 0,
+ I2C_SMBUS_QUICK, NULL) < 0)
+ return 0;
+
+ /* Prevent 24RF08 corruption */
+ if ((addr & ~0x0f) == 0x50)
+ i2c_smbus_xfer(adapter, addr, 0, I2C_SMBUS_WRITE, 0,
+ I2C_SMBUS_QUICK, NULL);
+ }
/* Finally call the custom detection function */
memset(&info, 0, sizeof(struct i2c_board_info));
}
EXPORT_SYMBOL_GPL(i2c_new_probed_device);
- struct i2c_adapter* i2c_get_adapter(int id)
+ struct i2c_adapter *i2c_get_adapter(int id)
{
struct i2c_adapter *adapter;
{
int i;
- for(i = 0; i < 8; i++) {
+ for (i = 0; i < 8; i++) {
if (data & 0x8000)
data = data ^ POLY;
data = data << 1;
{
int i;
- for(i = 0; i < count; i++)
+ for (i = 0; i < count; i++)
crc = crc8((crc ^ p[i]) << 8);
return crc;
}
*/
s32 i2c_smbus_write_byte(struct i2c_client *client, u8 value)
{
- return i2c_smbus_xfer(client->adapter,client->addr,client->flags,
+ return i2c_smbus_xfer(client->adapter, client->addr, client->flags,
I2C_SMBUS_WRITE, value, I2C_SMBUS_BYTE, NULL);
}
EXPORT_SYMBOL(i2c_smbus_write_byte);
{
union i2c_smbus_data data;
data.byte = value;
- return i2c_smbus_xfer(client->adapter,client->addr,client->flags,
- I2C_SMBUS_WRITE,command,
- I2C_SMBUS_BYTE_DATA,&data);
+ return i2c_smbus_xfer(client->adapter, client->addr, client->flags,
+ I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_BYTE_DATA, &data);
}
EXPORT_SYMBOL(i2c_smbus_write_byte_data);
{
union i2c_smbus_data data;
data.word = value;
- return i2c_smbus_xfer(client->adapter,client->addr,client->flags,
- I2C_SMBUS_WRITE,command,
- I2C_SMBUS_WORD_DATA,&data);
+ return i2c_smbus_xfer(client->adapter, client->addr, client->flags,
+ I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_WORD_DATA, &data);
}
EXPORT_SYMBOL(i2c_smbus_write_word_data);
length = I2C_SMBUS_BLOCK_MAX;
data.block[0] = length;
memcpy(&data.block[1], values, length);
- return i2c_smbus_xfer(client->adapter,client->addr,client->flags,
- I2C_SMBUS_WRITE,command,
- I2C_SMBUS_BLOCK_DATA,&data);
+ return i2c_smbus_xfer(client->adapter, client->addr, client->flags,
+ I2C_SMBUS_WRITE, command,
+ I2C_SMBUS_BLOCK_DATA, &data);
}
EXPORT_SYMBOL(i2c_smbus_write_block_data);
/* Simulate a SMBus command using the i2c protocol
No checking of parameters is done! */
- static s32 i2c_smbus_xfer_emulated(struct i2c_adapter * adapter, u16 addr,
- unsigned short flags,
- char read_write, u8 command, int size,
- union i2c_smbus_data * data)
+ static s32 i2c_smbus_xfer_emulated(struct i2c_adapter *adapter, u16 addr,
+ unsigned short flags,
+ char read_write, u8 command, int size,
+ union i2c_smbus_data *data)
{
/* So we need to generate a series of msgs. In the case of writing, we
need to use only one message; when reading, we need two. We initialize
simpler. */
unsigned char msgbuf0[I2C_SMBUS_BLOCK_MAX+3];
unsigned char msgbuf1[I2C_SMBUS_BLOCK_MAX+2];
- int num = read_write == I2C_SMBUS_READ?2:1;
+ int num = read_write == I2C_SMBUS_READ ? 2 : 1;
struct i2c_msg msg[2] = { { addr, flags, 1, msgbuf0 },
{ addr, flags | I2C_M_RD, 0, msgbuf1 }
};
int status;
msgbuf0[0] = command;
- switch(size) {
+ switch (size) {
case I2C_SMBUS_QUICK:
msg[0].len = 0;
/* Special case: The read/write field is used as data */
if (read_write == I2C_SMBUS_READ)
msg[1].len = 2;
else {
- msg[0].len=3;
+ msg[0].len = 3;
msgbuf0[1] = data->word & 0xff;
msgbuf0[2] = data->word >> 8;
}
}
if (read_write == I2C_SMBUS_READ)
- switch(size) {
- case I2C_SMBUS_BYTE:
- data->byte = msgbuf0[0];
- break;
- case I2C_SMBUS_BYTE_DATA:
- data->byte = msgbuf1[0];
- break;
- case I2C_SMBUS_WORD_DATA:
- case I2C_SMBUS_PROC_CALL:
- data->word = msgbuf1[0] | (msgbuf1[1] << 8);
- break;
- case I2C_SMBUS_I2C_BLOCK_DATA:
- for (i = 0; i < data->block[0]; i++)
- data->block[i+1] = msgbuf1[i];
- break;
- case I2C_SMBUS_BLOCK_DATA:
- case I2C_SMBUS_BLOCK_PROC_CALL:
- for (i = 0; i < msgbuf1[0] + 1; i++)
- data->block[i] = msgbuf1[i];
- break;
+ switch (size) {
+ case I2C_SMBUS_BYTE:
+ data->byte = msgbuf0[0];
+ break;
+ case I2C_SMBUS_BYTE_DATA:
+ data->byte = msgbuf1[0];
+ break;
+ case I2C_SMBUS_WORD_DATA:
+ case I2C_SMBUS_PROC_CALL:
+ data->word = msgbuf1[0] | (msgbuf1[1] << 8);
+ break;
+ case I2C_SMBUS_I2C_BLOCK_DATA:
+ for (i = 0; i < data->block[0]; i++)
+ data->block[i+1] = msgbuf1[i];
+ break;
+ case I2C_SMBUS_BLOCK_DATA:
+ case I2C_SMBUS_BLOCK_PROC_CALL:
+ for (i = 0; i < msgbuf1[0] + 1; i++)
+ data->block[i] = msgbuf1[i];
+ break;
}
return 0;
}
}
rt_mutex_unlock(&adapter->bus_lock);
} else
- res = i2c_smbus_xfer_emulated(adapter,addr,flags,read_write,
+ res = i2c_smbus_xfer_emulated(adapter, addr, flags, read_write,
command, protocol, data);
return res;
static struct of_platform_driver smu_of_platform_driver =
{
- .name = "smu",
- .match_table = smu_platform_match,
+ .driver = {
+ .name = "smu",
+ .owner = THIS_MODULE,
+ .of_match_table = smu_platform_match,
+ },
.probe = smu_platform_probe,
};
return -EOVERFLOW;
spin_lock_irqsave(&pp->lock, flags);
if (pp->cmd.status == 1) {
- if (file->f_flags & O_NONBLOCK)
+ if (file->f_flags & O_NONBLOCK) {
+ spin_unlock_irqrestore(&pp->lock, flags);
return -EAGAIN;
+ }
add_wait_queue(&pp->wait, &wait);
for (;;) {
set_current_state(TASK_INTERRUPTIBLE);
static struct mtd_info * __devinit obsolete_probe(struct of_device *dev,
struct map_info *map)
{
- struct device_node *dp = dev->node;
+ struct device_node *dp = dev->dev.of_node;
const char *of_probe;
struct mtd_info *mtd;
static const char *rom_probe_types[]
}
}
+ #ifdef CONFIG_MTD_PARTITIONS
+ /* When partitions are set we look for a linux,part-probe property which
+ specifies the list of partition probers to use. If none is given then the
+ default is use. These take precedence over other device tree
+ information. */
+ static const char *part_probe_types_def[] = { "cmdlinepart", "RedBoot", NULL };
+ static const char ** __devinit of_get_probes(struct device_node *dp)
+ {
+ const char *cp;
+ int cplen;
+ unsigned int l;
+ unsigned int count;
+ const char **res;
+
+ cp = of_get_property(dp, "linux,part-probe", &cplen);
+ if (cp == NULL)
+ return part_probe_types_def;
+
+ count = 0;
+ for (l = 0; l != cplen; l++)
+ if (cp[l] == 0)
+ count++;
+
+ res = kzalloc((count + 1)*sizeof(*res), GFP_KERNEL);
+ count = 0;
+ while (cplen > 0) {
+ res[count] = cp;
+ l = strlen(cp) + 1;
+ cp += l;
+ cplen -= l;
+ count++;
+ }
+ return res;
+ }
+
+ static void __devinit of_free_probes(const char **probes)
+ {
+ if (probes != part_probe_types_def)
+ kfree(probes);
+ }
+ #endif
+
static int __devinit of_flash_probe(struct of_device *dev,
const struct of_device_id *match)
{
#ifdef CONFIG_MTD_PARTITIONS
- static const char *part_probe_types[]
- = { "cmdlinepart", "RedBoot", NULL };
+ const char **part_probe_types;
#endif
- struct device_node *dp = dev->node;
+ struct device_node *dp = dev->dev.of_node;
struct resource res;
struct of_flash *info;
const char *probe_type = match->data;
p = of_get_property(dp, "reg", &count);
if (count % reg_tuple_size != 0) {
dev_err(&dev->dev, "Malformed reg property on %s\n",
- dev->node->full_name);
+ dev->dev.of_node->full_name);
err = -EINVAL;
goto err_flash_remove;
}
dev_set_drvdata(&dev->dev, info);
- mtd_list = kzalloc(sizeof(struct mtd_info) * count, GFP_KERNEL);
+ mtd_list = kzalloc(sizeof(*mtd_list) * count, GFP_KERNEL);
if (!mtd_list)
goto err_flash_remove;
goto err_out;
#ifdef CONFIG_MTD_PARTITIONS
- /* First look for RedBoot table or partitions on the command
- * line, these take precedence over device tree information */
+ part_probe_types = of_get_probes(dp);
err = parse_mtd_partitions(info->cmtd, part_probe_types,
&info->parts, 0);
- if (err < 0)
+ if (err < 0) {
+ of_free_probes(part_probe_types);
return err;
+ }
+ of_free_probes(part_probe_types);
#ifdef CONFIG_MTD_OF_PARTS
if (err == 0) {
MODULE_DEVICE_TABLE(of, of_flash_match);
static struct of_platform_driver of_flash_driver = {
- .name = "of-flash",
- .match_table = of_flash_match,
+ .driver = {
+ .name = "of-flash",
+ .owner = THIS_MODULE,
+ .of_match_table = of_flash_match,
+ },
.probe = of_flash_probe,
.remove = of_flash_remove,
};
priv->ctrl = ctrl;
priv->dev = ctrl->dev;
- priv->vbase = ioremap(res.start, res.end - res.start + 1);
+ priv->vbase = ioremap(res.start, resource_size(&res));
if (!priv->vbase) {
dev_err(ctrl->dev, "failed to map chip region\n");
ret = -ENOMEM;
if (ret)
goto err;
- ret = nand_scan_ident(&priv->mtd, 1);
+ ret = nand_scan_ident(&priv->mtd, 1, NULL);
if (ret)
goto err;
init_waitqueue_head(&ctrl->controller.wq);
init_waitqueue_head(&ctrl->irq_wait);
- ctrl->regs = of_iomap(ofdev->node, 0);
+ ctrl->regs = of_iomap(ofdev->dev.of_node, 0);
if (!ctrl->regs) {
dev_err(&ofdev->dev, "failed to get memory region\n");
ret = -ENODEV;
goto err;
}
- ctrl->irq = of_irq_to_resource(ofdev->node, 0, NULL);
+ ctrl->irq = of_irq_to_resource(ofdev->dev.of_node, 0, NULL);
if (ctrl->irq == NO_IRQ) {
dev_err(&ofdev->dev, "failed to get irq resource\n");
ret = -ENODEV;
goto err;
}
- for_each_child_of_node(ofdev->node, child)
+ for_each_child_of_node(ofdev->dev.of_node, child)
if (of_device_is_compatible(child, "fsl,elbc-fcm-nand"))
fsl_elbc_chip_probe(ctrl, child);
static struct of_platform_driver fsl_elbc_ctrl_driver = {
.driver = {
- .name = "fsl-elbc",
+ .name = "fsl-elbc",
+ .owner = THIS_MODULE,
+ .of_match_table = fsl_elbc_match,
},
- .match_table = fsl_elbc_match,
.probe = fsl_elbc_ctrl_probe,
.remove = fsl_elbc_ctrl_remove,
};
uint32_t wait_flags;
};
- #define to_fsl_upm_nand(mtd) container_of(mtd, struct fsl_upm_nand, mtd)
+ static inline struct fsl_upm_nand *to_fsl_upm_nand(struct mtd_info *mtdinfo)
+ {
+ return container_of(mtdinfo, struct fsl_upm_nand, mtd);
+ }
static int fun_chip_ready(struct mtd_info *mtd)
{
FSL_UPM_WAIT_WRITE_BYTE;
fun->io_base = devm_ioremap_nocache(&ofdev->dev, io_res.start,
- io_res.end - io_res.start + 1);
+ resource_size(&io_res));
if (!fun->io_base) {
ret = -ENOMEM;
goto err2;
return 0;
}
- static struct of_device_id of_fun_match[] = {
+ static const struct of_device_id of_fun_match[] = {
{ .compatible = "fsl,upm-nand" },
{},
};
MODULE_DEVICE_TABLE(of, of_fun_match);
static struct of_platform_driver of_fun_driver = {
- .name = "fsl,upm-nand",
- .match_table = of_fun_match,
+ .driver = {
+ .name = "fsl,upm-nand",
+ .owner = THIS_MODULE,
+ .of_match_table = of_fun_match,
+ },
.probe = fun_probe,
.remove = __devexit_p(fun_remove),
};
const struct of_device_id *match)
{
struct pci_dev *pdev;
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
struct resource res;
struct nand_chip *chip;
int err = 0;
return 0;
}
- static struct of_device_id pasemi_nand_match[] =
+ static const struct of_device_id pasemi_nand_match[] =
{
{
.compatible = "pasemi,localbus-nand",
static struct of_platform_driver pasemi_nand_driver =
{
- .name = (char*)driver_name,
- .match_table = pasemi_nand_match,
+ .driver = {
+ .name = (char*)driver_name,
+ .owner = THIS_MODULE,
+ .of_match_table = pasemi_nand_match,
+ },
.probe = pasemi_nand_probe,
.remove = pasemi_nand_remove,
};
dev_set_drvdata(&ofdev->dev, host);
/* first scan to find the device and get the page size */
- if (nand_scan_ident(mtd, 1)) {
+ if (nand_scan_ident(mtd, 1, NULL)) {
res = -ENXIO;
goto out;
}
return 0;
}
- static struct of_device_id socrates_nand_match[] =
+ static const struct of_device_id socrates_nand_match[] =
{
{
.compatible = "abb,socrates-nand",
MODULE_DEVICE_TABLE(of, socrates_nand_match);
static struct of_platform_driver socrates_nand_driver = {
- .name = "socrates_nand",
- .match_table = socrates_nand_match,
+ .driver = {
+ .name = "socrates_nand",
+ .owner = THIS_MODULE,
+ .of_match_table = socrates_nand_match,
+ },
.probe = socrates_nand_probe,
.remove = __devexit_p(socrates_nand_remove),
};
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/netdevice.h>
- #include <linux/can.h>
#include <linux/can/dev.h>
#include <linux/of_platform.h>
#include <sysdev/fsl_soc.h>
};
static struct of_platform_driver mpc5xxx_can_driver = {
- .owner = THIS_MODULE,
- .name = "mpc5xxx_can",
+ .driver = {
+ .name = "mpc5xxx_can",
+ .owner = THIS_MODULE,
+ .of_match_table = mpc5xxx_can_table,
+ },
.probe = mpc5xxx_can_probe,
.remove = __devexit_p(mpc5xxx_can_remove),
#ifdef CONFIG_PM
.suspend = mpc5xxx_can_suspend,
.resume = mpc5xxx_can_resume,
#endif
- .match_table = mpc5xxx_can_table,
};
static int __init mpc5xxx_can_init(void)
#include <linux/interrupt.h>
#include <linux/netdevice.h>
#include <linux/delay.h>
- #include <linux/can.h>
#include <linux/can/dev.h>
#include <linux/of_platform.h>
{
struct net_device *dev = dev_get_drvdata(&ofdev->dev);
struct sja1000_priv *priv = netdev_priv(dev);
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
struct resource res;
dev_set_drvdata(&ofdev->dev, NULL);
static int __devinit sja1000_ofp_probe(struct of_device *ofdev,
const struct of_device_id *id)
{
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
struct net_device *dev;
struct sja1000_priv *priv;
struct resource res;
MODULE_DEVICE_TABLE(of, sja1000_ofp_table);
static struct of_platform_driver sja1000_ofp_driver = {
- .owner = THIS_MODULE,
- .name = DRV_NAME,
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = DRV_NAME,
+ .of_match_table = sja1000_ofp_table,
+ },
.probe = sja1000_ofp_probe,
.remove = __devexit_p(sja1000_ofp_remove),
- .match_table = sja1000_ofp_table,
};
static int __init sja1000_ofp_init(void)
MODULE_DEVICE_TABLE(of, ehea_device_table);
static struct of_platform_driver ehea_driver = {
- .name = "ehea",
- .match_table = ehea_device_table,
+ .driver = {
+ .name = "ehea",
+ .owner = THIS_MODULE,
+ .of_match_table = ehea_device_table,
+ },
.probe = ehea_probe_adapter,
.remove = ehea_remove,
};
cqe_counter++;
rmb();
if (cqe->status & EHEA_CQE_STAT_ERR_MASK) {
- ehea_error("Send Completion Error: Resetting port");
+ ehea_error("Bad send completion status=0x%04X",
+ cqe->status);
+
if (netif_msg_tx_err(pr->port))
ehea_dump(cqe, sizeof(*cqe), "Send CQE");
- ehea_schedule_port_reset(pr->port);
- break;
+
+ if (cqe->status & EHEA_CQE_STAT_RESET_MASK) {
+ ehea_error("Resetting port");
+ ehea_schedule_port_reset(pr->port);
+ break;
+ }
}
if (netif_msg_tx_done(pr->port))
quota--;
cqe = ehea_poll_cq(send_cq);
- };
+ }
ehea_update_feca(send_cq, cqe_counter);
atomic_add(swqe_av, &pr->swqe_avail);
struct ehea_eqe *eqe;
struct ehea_qp *qp;
u32 qp_token;
+ u64 resource_type, aer, aerr;
+ int reset_port = 0;
eqe = ehea_poll_eq(port->qp_eq);
eqe->entry, qp_token);
qp = port->port_res[qp_token].qp;
- ehea_error_data(port->adapter, qp->fw_handle);
+
+ resource_type = ehea_error_data(port->adapter, qp->fw_handle,
+ &aer, &aerr);
+
+ if (resource_type == EHEA_AER_RESTYPE_QP) {
+ if ((aer & EHEA_AER_RESET_MASK) ||
+ (aerr & EHEA_AERR_RESET_MASK))
+ reset_port = 1;
+ } else
+ reset_port = 1; /* Reset in case of CQ or EQ error */
+
eqe = ehea_poll_eq(port->qp_eq);
}
- ehea_schedule_port_reset(port);
+ if (reset_port) {
+ ehea_error("Resetting port");
+ ehea_schedule_port_reset(port);
+ }
return IRQ_HANDLED;
}
{
struct ehea_vsgentry *sg1entry = &swqe->u.immdata_desc.sg_entry;
u8 *imm_data = &swqe->u.immdata_desc.immediate_data[0];
- int skb_data_size = skb->len - skb->data_len;
+ int skb_data_size = skb_headlen(skb);
int headersize;
/* Packet is TCP with TSO enabled */
*/
headersize = ETH_HLEN + ip_hdrlen(skb) + tcp_hdrlen(skb);
- skb_data_size = skb->len - skb->data_len;
+ skb_data_size = skb_headlen(skb);
if (skb_data_size >= headersize) {
/* copy immediate data */
static void write_swqe2_nonTSO(struct sk_buff *skb,
struct ehea_swqe *swqe, u32 lkey)
{
- int skb_data_size = skb->len - skb->data_len;
+ int skb_data_size = skb_headlen(skb);
u8 *imm_data = &swqe->u.immdata_desc.immediate_data[0];
struct ehea_vsgentry *sg1entry = &swqe->u.immdata_desc.sg_entry;
port->promisc = enable;
out:
free_page((unsigned long)cb7);
- return;
}
static u64 ehea_multicast_reg_helper(struct ehea_port *port, u64 mc_mac_addr,
static void ehea_set_multicast_list(struct net_device *dev)
{
struct ehea_port *port = netdev_priv(dev);
- struct dev_mc_list *k_mcl_entry;
+ struct netdev_hw_addr *ha;
int ret;
if (dev->flags & IFF_PROMISC) {
goto out;
}
- netdev_for_each_mc_addr(k_mcl_entry, dev)
- ehea_add_multicast_entry(port, k_mcl_entry->dmi_addr);
+ netdev_for_each_mc_addr(ha, dev)
+ ehea_add_multicast_entry(port, ha->addr);
}
out:
ehea_update_bcmc_registrations();
- return;
}
static int ehea_change_mtu(struct net_device *dev, int new_mtu)
} else {
/* first copy data from the skb->data buffer ... */
skb_copy_from_linear_data(skb, imm_data,
- skb->len - skb->data_len);
- imm_data += skb->len - skb->data_len;
+ skb_headlen(skb));
+ imm_data += skb_headlen(skb);
/* ... then copy data from the fragments */
for (i = 0; i < nfrags; i++) {
}
spin_unlock_irqrestore(&pr->netif_queue, flags);
}
- dev->trans_start = jiffies;
+ dev->trans_start = jiffies; /* NETIF_F_LLTX driver :( */
spin_unlock(&pr->xmit_lock);
return NETDEV_TX_OK;
ehea_error("modify_ehea_port failed");
out:
free_page((unsigned long)cb1);
- return;
}
int ehea_activate_qp(struct ehea_adapter *adapter, struct ehea_qp *qp)
netif_wake_queue(dev);
out:
mutex_unlock(&port->port_lock);
- return;
}
static void ehea_rereg_mrs(struct work_struct *work)
int ret, i;
struct ehea_adapter *adapter;
- mutex_lock(&dlpar_mem_lock);
ehea_info("LPAR memory changed - re-initializing driver");
list_for_each_entry(adapter, &adapter_list, list)
}
ehea_info("re-initializing driver complete");
out:
- mutex_unlock(&dlpar_mem_lock);
return;
}
static void __devinit logical_port_release(struct device *dev)
{
struct ehea_port *port = container_of(dev, struct ehea_port, ofdev.dev);
- of_node_put(port->ofdev.node);
+ of_node_put(port->ofdev.dev.of_node);
}
static struct device *ehea_register_port(struct ehea_port *port,
{
int ret;
- port->ofdev.node = of_node_get(dn);
+ port->ofdev.dev.of_node = of_node_get(dn);
port->ofdev.dev.parent = &port->adapter->ofdev->dev;
port->ofdev.dev.bus = &ibmebus_bus_type;
const u32 *dn_log_port_id;
int i = 0;
- lhea_dn = adapter->ofdev->node;
+ lhea_dn = adapter->ofdev->dev.of_node;
while ((eth_dn = of_get_next_child(lhea_dn, eth_dn))) {
dn_log_port_id = of_get_property(eth_dn, "ibm,hea-port-no",
ehea_remove_adapter_mr(adapter);
i++;
- };
+ }
return 0;
}
struct device_node *eth_dn = NULL;
const u32 *dn_log_port_id;
- lhea_dn = adapter->ofdev->node;
+ lhea_dn = adapter->ofdev->dev.of_node;
while ((eth_dn = of_get_next_child(lhea_dn, eth_dn))) {
dn_log_port_id = of_get_property(eth_dn, "ibm,hea-port-no",
if (dn_log_port_id)
if (*dn_log_port_id == logical_port_id)
return eth_dn;
- };
+ }
return NULL;
}
const u64 *adapter_handle;
int ret;
- if (!dev || !dev->node) {
+ if (!dev || !dev->dev.of_node) {
ehea_error("Invalid ibmebus device probed");
return -EINVAL;
}
adapter->ofdev = dev;
- adapter_handle = of_get_property(dev->node, "ibm,hea-handle",
+ adapter_handle = of_get_property(dev->dev.of_node, "ibm,hea-handle",
NULL);
if (adapter_handle)
adapter->handle = *adapter_handle;
if (!adapter->handle) {
dev_err(&dev->dev, "failed getting handle for adapter"
- " '%s'\n", dev->node->full_name);
+ " '%s'\n", dev->dev.of_node->full_name);
ret = -ENODEV;
goto out_free_ad;
}
static int ehea_mem_notifier(struct notifier_block *nb,
unsigned long action, void *data)
{
+ int ret = NOTIFY_BAD;
struct memory_notify *arg = data;
+
+ if (!mutex_trylock(&dlpar_mem_lock)) {
+ ehea_info("ehea_mem_notifier must not be called parallelized");
+ goto out;
+ }
+
switch (action) {
case MEM_CANCEL_OFFLINE:
ehea_info("memory offlining canceled");
ehea_info("memory is going online");
set_bit(__EHEA_STOP_XFER, &ehea_driver_flags);
if (ehea_add_sect_bmap(arg->start_pfn, arg->nr_pages))
- return NOTIFY_BAD;
+ goto out_unlock;
ehea_rereg_mrs(NULL);
break;
case MEM_GOING_OFFLINE:
ehea_info("memory is going offline");
set_bit(__EHEA_STOP_XFER, &ehea_driver_flags);
if (ehea_rem_sect_bmap(arg->start_pfn, arg->nr_pages))
- return NOTIFY_BAD;
+ goto out_unlock;
ehea_rereg_mrs(NULL);
break;
default:
}
ehea_update_firmware_handles();
+ ret = NOTIFY_OK;
- return NOTIFY_OK;
+ out_unlock:
+ mutex_unlock(&dlpar_mem_lock);
+ out:
+ return ret;
}
static struct notifier_block ehea_mem_nb = {
}
spin_lock_irqsave(&priv->lock, flags);
- dev->trans_start = jiffies;
bd = (struct bcom_fec_bd *)
bcom_prepare_next_buffer(priv->tx_dmatsk);
DMA_FROM_DEVICE);
length = status & BCOM_FEC_RX_BD_LEN_MASK;
skb_put(rskb, length - 4); /* length without CRC32 */
- rskb->dev = dev;
rskb->protocol = eth_type_trans(rskb, dev);
netif_rx(rskb);
out_be32(&fec->gaddr2, 0xffffffff);
} else {
u32 crc;
- struct dev_mc_list *dmi;
+ struct netdev_hw_addr *ha;
u32 gaddr1 = 0x00000000;
u32 gaddr2 = 0x00000000;
- netdev_for_each_mc_addr(dmi, dev) {
- crc = ether_crc_le(6, dmi->dmi_addr) >> 26;
+ netdev_for_each_mc_addr(ha, dev) {
+ crc = ether_crc_le(6, ha->addr) >> 26;
if (crc >= 32)
gaddr1 |= 1 << (crc-32);
else
priv->ndev = ndev;
/* Reserve FEC control zone */
- rv = of_address_to_resource(op->node, 0, &mem);
+ rv = of_address_to_resource(op->dev.of_node, 0, &mem);
if (rv) {
printk(KERN_ERR DRIVER_NAME ": "
"Error while parsing device node resource\n" );
/* Get the IRQ we need one by one */
/* Control */
- ndev->irq = irq_of_parse_and_map(op->node, 0);
+ ndev->irq = irq_of_parse_and_map(op->dev.of_node, 0);
/* RX */
priv->r_irq = bcom_get_task_irq(priv->rx_dmatsk);
/* Start with safe defaults for link connection */
priv->speed = 100;
priv->duplex = DUPLEX_HALF;
- priv->mdio_speed = ((mpc5xxx_get_bus_frequency(op->node) >> 20) / 5) << 1;
+ priv->mdio_speed = ((mpc5xxx_get_bus_frequency(op->dev.of_node) >> 20) / 5) << 1;
/* The current speed preconfigures the speed of the MII link */
- prop = of_get_property(op->node, "current-speed", &prop_size);
+ prop = of_get_property(op->dev.of_node, "current-speed", &prop_size);
if (prop && (prop_size >= sizeof(u32) * 2)) {
priv->speed = prop[0];
priv->duplex = prop[1] ? DUPLEX_FULL : DUPLEX_HALF;
}
/* If there is a phy handle, then get the PHY node */
- priv->phy_node = of_parse_phandle(op->node, "phy-handle", 0);
+ priv->phy_node = of_parse_phandle(op->dev.of_node, "phy-handle", 0);
/* the 7-wire property means don't use MII mode */
- if (of_find_property(op->node, "fsl,7-wire-mode", NULL)) {
+ if (of_find_property(op->dev.of_node, "fsl,7-wire-mode", NULL)) {
priv->seven_wire_mode = 1;
dev_info(&ndev->dev, "using 7-wire PHY mode\n");
}
MODULE_DEVICE_TABLE(of, mpc52xx_fec_match);
static struct of_platform_driver mpc52xx_fec_driver = {
- .owner = THIS_MODULE,
- .name = DRIVER_NAME,
- .match_table = mpc52xx_fec_match,
+ .driver = {
+ .name = DRIVER_NAME,
+ .owner = THIS_MODULE,
+ .of_match_table = mpc52xx_fec_match,
+ },
.probe = mpc52xx_fec_probe,
.remove = mpc52xx_fec_remove,
#ifdef CONFIG_PM
skb->data, skb->len, DMA_TO_DEVICE));
CBDW_DATLEN(bdp, skb->len);
- dev->trans_start = jiffies;
-
/*
* If this was the last BD in the ring, start at the beginning again.
*/
return -ENOMEM;
if (!IS_FEC(match)) {
- data = of_get_property(ofdev->node, "fsl,cpm-command", &len);
+ data = of_get_property(ofdev->dev.of_node, "fsl,cpm-command", &len);
if (!data || len != 4)
goto out_free_fpi;
fpi->rx_copybreak = 240;
fpi->use_napi = 1;
fpi->napi_weight = 17;
- fpi->phy_node = of_parse_phandle(ofdev->node, "phy-handle", 0);
- if ((!fpi->phy_node) && (!of_get_property(ofdev->node, "fixed-link",
+ fpi->phy_node = of_parse_phandle(ofdev->dev.of_node, "phy-handle", 0);
+ if ((!fpi->phy_node) && (!of_get_property(ofdev->dev.of_node, "fixed-link",
NULL)))
goto out_free_fpi;
spin_lock_init(&fep->lock);
spin_lock_init(&fep->tx_lock);
- mac_addr = of_get_mac_address(ofdev->node);
+ mac_addr = of_get_mac_address(ofdev->dev.of_node);
if (mac_addr)
memcpy(ndev->dev_addr, mac_addr, 6);
MODULE_DEVICE_TABLE(of, fs_enet_match);
static struct of_platform_driver fs_enet_driver = {
- .name = "fs_enet",
- .match_table = fs_enet_match,
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "fs_enet",
+ .of_match_table = fs_enet_match,
+ },
.probe = fs_enet_probe,
.remove = fs_enet_remove,
};
struct fs_platform_info *fpi = fep->fpi;
int ret = -EINVAL;
- fep->interrupt = of_irq_to_resource(ofdev->node, 0, NULL);
+ fep->interrupt = of_irq_to_resource(ofdev->dev.of_node, 0, NULL);
if (fep->interrupt == NO_IRQ)
goto out;
- fep->fcc.fccp = of_iomap(ofdev->node, 0);
+ fep->fcc.fccp = of_iomap(ofdev->dev.of_node, 0);
if (!fep->fcc.fccp)
goto out;
- fep->fcc.ep = of_iomap(ofdev->node, 1);
+ fep->fcc.ep = of_iomap(ofdev->dev.of_node, 1);
if (!fep->fcc.ep)
goto out_fccp;
- fep->fcc.fcccp = of_iomap(ofdev->node, 2);
+ fep->fcc.fcccp = of_iomap(ofdev->dev.of_node, 2);
if (!fep->fcc.fcccp)
goto out_ep;
static void set_multicast_list(struct net_device *dev)
{
- struct dev_mc_list *pmc;
+ struct netdev_hw_addr *ha;
if ((dev->flags & IFF_PROMISC) == 0) {
set_multicast_start(dev);
- netdev_for_each_mc_addr(pmc, dev)
- set_multicast_one(dev, pmc->dmi_addr);
+ netdev_for_each_mc_addr(ha, dev)
+ set_multicast_one(dev, ha->addr);
set_multicast_finish(dev);
} else
set_promiscuous_mode(dev);
{
struct of_device *ofdev = to_of_device(fep->dev);
- fep->interrupt = of_irq_to_resource(ofdev->node, 0, NULL);
+ fep->interrupt = of_irq_to_resource(ofdev->dev.of_node, 0, NULL);
if (fep->interrupt == NO_IRQ)
return -EINVAL;
- fep->fec.fecp = of_iomap(ofdev->node, 0);
+ fep->fec.fecp = of_iomap(ofdev->dev.of_node, 0);
if (!fep->fcc.fccp)
return -EINVAL;
static void set_multicast_list(struct net_device *dev)
{
- struct dev_mc_list *pmc;
+ struct netdev_hw_addr *ha;
if ((dev->flags & IFF_PROMISC) == 0) {
set_multicast_start(dev);
- netdev_for_each_mc_addr(pmc, dev)
- set_multicast_one(dev, pmc->dmi_addr);
+ netdev_for_each_mc_addr(ha, dev)
+ set_multicast_one(dev, ha->addr);
set_multicast_finish(dev);
} else
set_promiscuous_mode(dev);
{
struct of_device *ofdev = to_of_device(fep->dev);
- fep->interrupt = of_irq_to_resource(ofdev->node, 0, NULL);
+ fep->interrupt = of_irq_to_resource(ofdev->dev.of_node, 0, NULL);
if (fep->interrupt == NO_IRQ)
return -EINVAL;
- fep->scc.sccp = of_iomap(ofdev->node, 0);
+ fep->scc.sccp = of_iomap(ofdev->dev.of_node, 0);
if (!fep->scc.sccp)
return -EINVAL;
- fep->scc.ep = of_iomap(ofdev->node, 1);
+ fep->scc.ep = of_iomap(ofdev->dev.of_node, 1);
if (!fep->scc.ep) {
iounmap(fep->scc.sccp);
return -EINVAL;
static void set_multicast_list(struct net_device *dev)
{
- struct dev_mc_list *pmc;
+ struct netdev_hw_addr *ha;
if ((dev->flags & IFF_PROMISC) == 0) {
set_multicast_start(dev);
- netdev_for_each_mc_addr(pmc, dev)
- set_multicast_one(dev, pmc->dmi_addr);
+ netdev_for_each_mc_addr(ha, dev)
+ set_multicast_one(dev, ha->addr);
set_multicast_finish(dev);
} else
set_promiscuous_mode(dev);
static u32 __iomem *get_gfar_tbipa(struct fsl_pq_mdio __iomem *regs, struct device_node *np)
{
struct gfar __iomem *enet_regs;
- u32 __iomem *ioremap_tbipa;
- u64 addr, size;
/*
* This is mildly evil, but so is our hardware for doing this.
return &enet_regs->tbipa;
} else if (of_device_is_compatible(np, "fsl,etsec2-mdio") ||
of_device_is_compatible(np, "fsl,etsec2-tbi")) {
- addr = of_translate_address(np, of_get_address(np, 1, &size, NULL));
- ioremap_tbipa = ioremap(addr, size);
- return ioremap_tbipa;
+ return of_iomap(np, 1);
} else
return NULL;
}
static int fsl_pq_mdio_probe(struct of_device *ofdev,
const struct of_device_id *match)
{
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
struct device_node *tbi;
struct fsl_pq_mdio_priv *priv;
struct fsl_pq_mdio __iomem *regs = NULL;
u32 __iomem *tbipa;
struct mii_bus *new_bus;
int tbiaddr = -1;
+ const u32 *addrp;
u64 addr = 0, size = 0;
- int err = 0;
+ int err;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
new_bus = mdiobus_alloc();
- if (NULL == new_bus)
+ if (!new_bus) {
+ err = -ENOMEM;
goto err_free_priv;
+ }
new_bus->name = "Freescale PowerQUICC MII Bus",
new_bus->read = &fsl_pq_mdio_read,
new_bus->priv = priv;
fsl_pq_mdio_bus_name(new_bus->id, np);
+ addrp = of_get_address(np, 0, &size, NULL);
+ if (!addrp) {
+ err = -EINVAL;
+ goto err_free_bus;
+ }
+
/* Set the PHY base address */
- addr = of_translate_address(np, of_get_address(np, 0, &size, NULL));
+ addr = of_translate_address(np, addrp);
+ if (addr == OF_BAD_ADDR) {
+ err = -EINVAL;
+ goto err_free_bus;
+ }
+
map = ioremap(addr, size);
if (!map) {
err = -ENOMEM;
MODULE_DEVICE_TABLE(of, fsl_pq_mdio_match);
static struct of_platform_driver fsl_pq_mdio_driver = {
- .name = "fsl-pq_mdio",
+ .driver = {
+ .name = "fsl-pq_mdio",
+ .owner = THIS_MODULE,
+ .of_match_table = fsl_pq_mdio_match,
+ },
.probe = fsl_pq_mdio_probe,
.remove = fsl_pq_mdio_remove,
- .match_table = fsl_pq_mdio_match,
};
int __init fsl_pq_mdio_init(void)
#include <linux/tcp.h>
#include <linux/udp.h>
#include <linux/in.h>
+ #include <linux/net_tstamp.h>
#include <asm/io.h>
#include <asm/irq.h>
rctrl |= RCTRL_PADDING(priv->padding);
}
+ /* Insert receive time stamps into padding alignment bytes */
+ if (priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER) {
+ rctrl &= ~RCTRL_PAL_MASK;
+ rctrl |= RCTRL_PRSDEP_INIT | RCTRL_TS_ENABLE | RCTRL_PADDING(8);
+ priv->padding = 8;
+ }
+
/* keep vlan related bits if it's enabled */
if (priv->vlgrp) {
rctrl |= RCTRL_VLEX | RCTRL_PRSDEP_INIT;
/* Returns 1 if incoming frames use an FCB */
static inline int gfar_uses_fcb(struct gfar_private *priv)
{
- return priv->vlgrp || priv->rx_csum_enable;
+ return priv->vlgrp || priv->rx_csum_enable ||
+ (priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER);
}
static void free_tx_pointers(struct gfar_private *priv)
struct gfar_private *priv, const char *model)
{
u32 *queue_mask;
- u64 addr, size;
-
- addr = of_translate_address(np,
- of_get_address(np, 0, &size, NULL));
- priv->gfargrp[priv->num_grps].regs = ioremap(addr, size);
+ priv->gfargrp[priv->num_grps].regs = of_iomap(np, 0);
if (!priv->gfargrp[priv->num_grps].regs)
return -ENOMEM;
int err = 0, i;
struct net_device *dev = NULL;
struct gfar_private *priv = NULL;
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
struct device_node *child = NULL;
const u32 *stash;
const u32 *stash_len;
return -ENOMEM;
priv = netdev_priv(dev);
- priv->node = ofdev->node;
+ priv->node = ofdev->dev.of_node;
priv->ndev = dev;
dev->num_tx_queues = num_tx_qs;
FSL_GIANFAR_DEV_HAS_CSUM |
FSL_GIANFAR_DEV_HAS_VLAN |
FSL_GIANFAR_DEV_HAS_MAGIC_PACKET |
- FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
+ FSL_GIANFAR_DEV_HAS_EXTENDED_HASH |
+ FSL_GIANFAR_DEV_HAS_TIMER;
ctype = of_get_property(np, "phy-connection-type", NULL);
return err;
}
+ static int gfar_hwtstamp_ioctl(struct net_device *netdev,
+ struct ifreq *ifr, int cmd)
+ {
+ struct hwtstamp_config config;
+ struct gfar_private *priv = netdev_priv(netdev);
+
+ if (copy_from_user(&config, ifr->ifr_data, sizeof(config)))
+ return -EFAULT;
+
+ /* reserved for future extensions */
+ if (config.flags)
+ return -EINVAL;
+
+ switch (config.tx_type) {
+ case HWTSTAMP_TX_OFF:
+ priv->hwts_tx_en = 0;
+ break;
+ case HWTSTAMP_TX_ON:
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER))
+ return -ERANGE;
+ priv->hwts_tx_en = 1;
+ break;
+ default:
+ return -ERANGE;
+ }
+
+ switch (config.rx_filter) {
+ case HWTSTAMP_FILTER_NONE:
+ priv->hwts_rx_en = 0;
+ break;
+ default:
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER))
+ return -ERANGE;
+ priv->hwts_rx_en = 1;
+ config.rx_filter = HWTSTAMP_FILTER_ALL;
+ break;
+ }
+
+ return copy_to_user(ifr->ifr_data, &config, sizeof(config)) ?
+ -EFAULT : 0;
+ }
+
/* Ioctl MII Interface */
static int gfar_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
{
if (!netif_running(dev))
return -EINVAL;
+ if (cmd == SIOCSHWTSTAMP)
+ return gfar_hwtstamp_ioctl(dev, rq, cmd);
+
if (!priv->phydev)
return -ENODEV;
priv = netdev_priv(dev);
priv->ndev = dev;
priv->ofdev = ofdev;
- priv->node = ofdev->node;
+ priv->node = ofdev->dev.of_node;
SET_NETDEV_DEV(dev, &ofdev->dev);
spin_lock_init(&priv->bflock);
else
priv->padding = 0;
- if (dev->features & NETIF_F_IP_CSUM)
+ if (dev->features & NETIF_F_IP_CSUM ||
+ priv->device_flags & FSL_GIANFAR_DEV_HAS_TIMER)
dev->hard_header_len += GMAC_FCB_LEN;
/* Program the isrg regs only if number of grps > 1 */
#define GFAR_PM_OPS (&gfar_pm_ops)
- static int gfar_legacy_suspend(struct of_device *ofdev, pm_message_t state)
- {
- return gfar_suspend(&ofdev->dev);
- }
-
- static int gfar_legacy_resume(struct of_device *ofdev)
- {
- return gfar_resume(&ofdev->dev);
- }
-
#else
#define GFAR_PM_OPS NULL
- #define gfar_legacy_suspend NULL
- #define gfar_legacy_resume NULL
#endif
tempval |= (DMACTRL_GRS | DMACTRL_GTS);
gfar_write(®s->dmactrl, tempval);
- while (!(gfar_read(®s->ievent) &
- (IEVENT_GRSC | IEVENT_GTSC)))
- cpu_relax();
+ spin_event_timeout(((gfar_read(®s->ievent) &
+ (IEVENT_GRSC | IEVENT_GTSC)) ==
+ (IEVENT_GRSC | IEVENT_GTSC)), -1, 0);
}
}
sizeof(struct rxbd8) * priv->total_rx_ring_size,
priv->tx_queue[0]->tx_bd_base,
priv->tx_queue[0]->tx_bd_dma_base);
+ skb_queue_purge(&priv->rx_recycle);
}
void gfar_start(struct net_device *dev)
gfar_write(®s->imask, IMASK_DEFAULT);
}
- dev->trans_start = jiffies;
+ dev->trans_start = jiffies; /* prevent tx timeout */
}
void gfar_configure_coalescing(struct gfar_private *priv,
struct netdev_queue *txq;
struct gfar __iomem *regs = NULL;
struct txfcb *fcb = NULL;
- struct txbd8 *txbdp, *txbdp_start, *base;
+ struct txbd8 *txbdp, *txbdp_start, *base, *txbdp_tstamp = NULL;
u32 lstatus;
- int i, rq = 0;
+ int i, rq = 0, do_tstamp = 0;
u32 bufaddr;
unsigned long flags;
- unsigned int nr_frags, length;
-
+ unsigned int nr_frags, nr_txbds, length;
+ union skb_shared_tx *shtx;
rq = skb->queue_mapping;
tx_queue = priv->tx_queue[rq];
txq = netdev_get_tx_queue(dev, rq);
base = tx_queue->tx_bd_base;
regs = tx_queue->grp->regs;
+ shtx = skb_tx(skb);
+
+ /* check if time stamp should be generated */
+ if (unlikely(shtx->hardware && priv->hwts_tx_en))
+ do_tstamp = 1;
/* make space for additional header when fcb is needed */
if (((skb->ip_summed == CHECKSUM_PARTIAL) ||
- (priv->vlgrp && vlan_tx_tag_present(skb))) &&
+ (priv->vlgrp && vlan_tx_tag_present(skb)) ||
+ unlikely(do_tstamp)) &&
(skb_headroom(skb) < GMAC_FCB_LEN)) {
struct sk_buff *skb_new;
/* total number of fragments in the SKB */
nr_frags = skb_shinfo(skb)->nr_frags;
+ /* calculate the required number of TxBDs for this skb */
+ if (unlikely(do_tstamp))
+ nr_txbds = nr_frags + 2;
+ else
+ nr_txbds = nr_frags + 1;
+
/* check if there is space to queue this packet */
- if ((nr_frags+1) > tx_queue->num_txbdfree) {
+ if (nr_txbds > tx_queue->num_txbdfree) {
/* no space, stop the queue */
netif_tx_stop_queue(txq);
dev->stats.tx_fifo_errors++;
txq->tx_packets ++;
txbdp = txbdp_start = tx_queue->cur_tx;
+ lstatus = txbdp->lstatus;
+
+ /* Time stamp insertion requires one additional TxBD */
+ if (unlikely(do_tstamp))
+ txbdp_tstamp = txbdp = next_txbd(txbdp, base,
+ tx_queue->tx_ring_size);
if (nr_frags == 0) {
- lstatus = txbdp->lstatus | BD_LFLAG(TXBD_LAST | TXBD_INTERRUPT);
+ if (unlikely(do_tstamp))
+ txbdp_tstamp->lstatus |= BD_LFLAG(TXBD_LAST |
+ TXBD_INTERRUPT);
+ else
+ lstatus |= BD_LFLAG(TXBD_LAST | TXBD_INTERRUPT);
} else {
/* Place the fragment addresses and lengths into the TxBDs */
for (i = 0; i < nr_frags; i++) {
gfar_tx_vlan(skb, fcb);
}
- /* setup the TxBD length and buffer pointer for the first BD */
+ /* Setup tx hardware time stamping if requested */
+ if (unlikely(do_tstamp)) {
+ shtx->in_progress = 1;
+ if (fcb == NULL)
+ fcb = gfar_add_fcb(skb);
+ fcb->ptp = 1;
+ lstatus |= BD_LFLAG(TXBD_TOE);
+ }
+
txbdp_start->bufPtr = dma_map_single(&priv->ofdev->dev, skb->data,
skb_headlen(skb), DMA_TO_DEVICE);
- lstatus |= BD_LFLAG(TXBD_CRC | TXBD_READY) | skb_headlen(skb);
+ /*
+ * If time stamping is requested one additional TxBD must be set up. The
+ * first TxBD points to the FCB and must have a data length of
+ * GMAC_FCB_LEN. The second TxBD points to the actual frame data with
+ * the full frame length.
+ */
+ if (unlikely(do_tstamp)) {
+ txbdp_tstamp->bufPtr = txbdp_start->bufPtr + GMAC_FCB_LEN;
+ txbdp_tstamp->lstatus |= BD_LFLAG(TXBD_READY) |
+ (skb_headlen(skb) - GMAC_FCB_LEN);
+ lstatus |= BD_LFLAG(TXBD_CRC | TXBD_READY) | GMAC_FCB_LEN;
+ } else {
+ lstatus |= BD_LFLAG(TXBD_CRC | TXBD_READY) | skb_headlen(skb);
+ }
/*
* We can work in parallel with gfar_clean_tx_ring(), except
tx_queue->cur_tx = next_txbd(txbdp, base, tx_queue->tx_ring_size);
/* reduce TxBD free count */
- tx_queue->num_txbdfree -= (nr_frags + 1);
-
- dev->trans_start = jiffies;
+ tx_queue->num_txbdfree -= (nr_txbds);
/* If the next BD still needs to be cleaned up, then the bds
are full. We need to tell the kernel to stop sending us stuff. */
disable_napi(priv);
- skb_queue_purge(&priv->rx_recycle);
cancel_work_sync(&priv->reset_task);
stop_gfar(dev);
struct net_device *dev = tx_queue->dev;
struct gfar_private *priv = netdev_priv(dev);
struct gfar_priv_rx_q *rx_queue = NULL;
- struct txbd8 *bdp;
+ struct txbd8 *bdp, *next = NULL;
struct txbd8 *lbdp = NULL;
struct txbd8 *base = tx_queue->tx_bd_base;
struct sk_buff *skb;
int skb_dirtytx;
int tx_ring_size = tx_queue->tx_ring_size;
- int frags = 0;
+ int frags = 0, nr_txbds = 0;
int i;
int howmany = 0;
u32 lstatus;
+ size_t buflen;
+ union skb_shared_tx *shtx;
rx_queue = priv->rx_queue[tx_queue->qindex];
bdp = tx_queue->dirty_tx;
unsigned long flags;
frags = skb_shinfo(skb)->nr_frags;
- lbdp = skip_txbd(bdp, frags, base, tx_ring_size);
+
+ /*
+ * When time stamping, one additional TxBD must be freed.
+ * Also, we need to dma_unmap_single() the TxPAL.
+ */
+ shtx = skb_tx(skb);
+ if (unlikely(shtx->in_progress))
+ nr_txbds = frags + 2;
+ else
+ nr_txbds = frags + 1;
+
+ lbdp = skip_txbd(bdp, nr_txbds - 1, base, tx_ring_size);
lstatus = lbdp->lstatus;
(lstatus & BD_LENGTH_MASK))
break;
- dma_unmap_single(&priv->ofdev->dev,
- bdp->bufPtr,
- bdp->length,
- DMA_TO_DEVICE);
+ if (unlikely(shtx->in_progress)) {
+ next = next_txbd(bdp, base, tx_ring_size);
+ buflen = next->length + GMAC_FCB_LEN;
+ } else
+ buflen = bdp->length;
+
+ dma_unmap_single(&priv->ofdev->dev, bdp->bufPtr,
+ buflen, DMA_TO_DEVICE);
+
+ if (unlikely(shtx->in_progress)) {
+ struct skb_shared_hwtstamps shhwtstamps;
+ u64 *ns = (u64*) (((u32)skb->data + 0x10) & ~0x7);
+ memset(&shhwtstamps, 0, sizeof(shhwtstamps));
+ shhwtstamps.hwtstamp = ns_to_ktime(*ns);
+ skb_tstamp_tx(skb, &shhwtstamps);
+ bdp->lstatus &= BD_LFLAG(TXBD_WRAP);
+ bdp = next;
+ }
bdp->lstatus &= BD_LFLAG(TXBD_WRAP);
bdp = next_txbd(bdp, base, tx_ring_size);
howmany++;
spin_lock_irqsave(&tx_queue->txlock, flags);
- tx_queue->num_txbdfree += frags + 1;
+ tx_queue->num_txbdfree += nr_txbds;
spin_unlock_irqrestore(&tx_queue->txlock, flags);
}
skb_pull(skb, amount_pull);
}
+ /* Get receive timestamp from the skb */
+ if (priv->hwts_rx_en) {
+ struct skb_shared_hwtstamps *shhwtstamps = skb_hwtstamps(skb);
+ u64 *ns = (u64 *) skb->data;
+ memset(shhwtstamps, 0, sizeof(*shhwtstamps));
+ shhwtstamps->hwtstamp = ns_to_ktime(*ns);
+ }
+
+ if (priv->padding)
+ skb_pull(skb, priv->padding);
+
if (priv->rx_csum_enable)
gfar_rx_checksum(skb, fcb);
bdp = rx_queue->cur_rx;
base = rx_queue->rx_bd_base;
- amount_pull = (gfar_uses_fcb(priv) ? GMAC_FCB_LEN : 0) +
- priv->padding;
+ amount_pull = (gfar_uses_fcb(priv) ? GMAC_FCB_LEN : 0);
while (!((bdp->status & RXBD_EMPTY) || (--rx_work_limit < 0))) {
struct sk_buff *newskb;
* whenever dev->flags is changed */
static void gfar_set_multi(struct net_device *dev)
{
- struct dev_mc_list *mc_ptr;
+ struct netdev_hw_addr *ha;
struct gfar_private *priv = netdev_priv(dev);
struct gfar __iomem *regs = priv->gfargrp[0].regs;
u32 tempval;
return;
/* Parse the list, and set the appropriate bits */
- netdev_for_each_mc_addr(mc_ptr, dev) {
+ netdev_for_each_mc_addr(ha, dev) {
if (idx < em_num) {
- gfar_set_mac_for_addr(dev, idx,
- mc_ptr->dmi_addr);
+ gfar_set_mac_for_addr(dev, idx, ha->addr);
idx++;
} else
- gfar_set_hash_for_addr(dev, mc_ptr->dmi_addr);
+ gfar_set_hash_for_addr(dev, ha->addr);
}
}
-
- return;
}
tempval = gfar_read(priv->hash_regs[whichreg]);
tempval |= value;
gfar_write(priv->hash_regs[whichreg], tempval);
-
- return;
}
/* Structure for a device driver */
static struct of_platform_driver gfar_driver = {
- .name = "fsl-gianfar",
- .match_table = gfar_match,
-
+ .driver = {
+ .name = "fsl-gianfar",
+ .owner = THIS_MODULE,
+ .pm = GFAR_PM_OPS,
+ .of_match_table = gfar_match,
+ },
.probe = gfar_probe,
.remove = gfar_remove,
- .suspend = gfar_legacy_suspend,
- .resume = gfar_legacy_resume,
- .driver.pm = GFAR_PM_OPS,
};
static int __init gfar_init(void)
else
skb->ip_summed = CHECKSUM_NONE;
- skb->dev = dev;
skb->protocol = eth_type_trans(skb, dev);
dev->stats.rx_packets++;
netif_receive_skb(skb);
static void greth_set_hash_filter(struct net_device *dev)
{
- struct dev_mc_list *curr;
+ struct netdev_hw_addr *ha;
struct greth_private *greth = netdev_priv(dev);
struct greth_regs *regs = (struct greth_regs *) greth->regs;
u32 mc_filter[2];
mc_filter[0] = mc_filter[1] = 0;
- netdev_for_each_mc_addr(curr, dev) {
- bitnr = greth_hash_get_index(curr->dmi_addr);
+ netdev_for_each_mc_addr(ha, dev) {
+ bitnr = greth_hash_get_index(ha->addr);
mc_filter[bitnr >> 5] |= 1 << (bitnr & 31);
}
if (i == 6) {
const unsigned char *addr;
int len;
- addr = of_get_property(ofdev->node, "local-mac-address", &len);
+ addr = of_get_property(ofdev->dev.of_node, "local-mac-address",
+ &len);
if (addr != NULL && len == 6) {
for (i = 0; i < 6; i++)
macaddr[i] = (unsigned int) addr[i];
EMAC_FTR_440EP_PHY_CLK_FIX))
DBG(dev, "%s" NL, error);
else if (net_ratelimit())
- printk(KERN_ERR "%s: %s\n", dev->ofdev->node->full_name, error);
+ printk(KERN_ERR "%s: %s\n", dev->ofdev->dev.of_node->full_name,
+ error);
}
/* EMAC PHY clock workaround:
const int regs = EMAC_XAHT_REGS(dev);
u32 *gaht_base = emac_gaht_base(dev);
u32 gaht_temp[regs];
- struct dev_mc_list *dmi;
+ struct netdev_hw_addr *ha;
int i;
DBG(dev, "hash_mc %d" NL, netdev_mc_count(dev->ndev));
memset(gaht_temp, 0, sizeof (gaht_temp));
- netdev_for_each_mc_addr(dmi, dev->ndev) {
+ netdev_for_each_mc_addr(ha, dev->ndev) {
int slot, reg, mask;
- DBG2(dev, "mc %pM" NL, dmi->dmi_addr);
+ DBG2(dev, "mc %pM" NL, ha->addr);
- slot = EMAC_XAHT_CRC_TO_SLOT(dev, ether_crc(ETH_ALEN, dmi->dmi_addr));
+ slot = EMAC_XAHT_CRC_TO_SLOT(dev,
+ ether_crc(ETH_ALEN, ha->addr));
reg = EMAC_XAHT_SLOT_TO_REG(dev, slot);
mask = EMAC_XAHT_SLOT_TO_MASK(dev, slot);
netif_carrier_on(dev->ndev);
/* Required for Pause packet support in EMAC */
- dev_mc_add(ndev, default_mcast_addr, sizeof(default_mcast_addr), 1);
+ dev_mc_add_global(ndev, default_mcast_addr);
emac_configure(dev);
mal_poll_add(dev->mal, &dev->commac);
skb_put(skb, len);
push_packet:
- skb->dev = dev->ndev;
skb->protocol = eth_type_trans(skb, dev->ndev);
emac_rx_csum(dev, skb, ctrl);
strcpy(info->version, DRV_VERSION);
info->fw_version[0] = '\0';
sprintf(info->bus_info, "PPC 4xx EMAC-%d %s",
- dev->cell_index, dev->ofdev->node->full_name);
+ dev->cell_index, dev->ofdev->dev.of_node->full_name);
info->regdump_len = emac_ethtool_get_regs_len(ndev);
}
static int __devinit emac_init_phy(struct emac_instance *dev)
{
- struct device_node *np = dev->ofdev->node;
+ struct device_node *np = dev->ofdev->dev.of_node;
struct net_device *ndev = dev->ndev;
u32 phy_map, adv;
int i;
static int __devinit emac_init_config(struct emac_instance *dev)
{
- struct device_node *np = dev->ofdev->node;
+ struct device_node *np = dev->ofdev->dev.of_node;
const void *p;
unsigned int plen;
const char *pm, *phy_modes[] = {
{
struct net_device *ndev;
struct emac_instance *dev;
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
struct device_node **blist = NULL;
int err, i;
err = mal_register_commac(dev->mal, &dev->commac);
if (err) {
printk(KERN_ERR "%s: failed to register with mal %s!\n",
- np->full_name, dev->mal_dev->node->full_name);
+ np->full_name, dev->mal_dev->dev.of_node->full_name);
goto err_rel_deps;
}
dev->rx_skb_size = emac_rx_skb_size(ndev->mtu);
MODULE_DEVICE_TABLE(of, emac_match);
static struct of_platform_driver emac_driver = {
- .name = "emac",
- .match_table = emac_match,
-
+ .driver = {
+ .name = "emac",
+ .owner = THIS_MODULE,
+ .of_match_table = emac_match,
+ },
.probe = emac_probe,
.remove = emac_remove,
};
* or rx, so this should be okay.
*
* TODO:
- * - Fix driver to work on more than just Virtex5. Right now the driver
- * assumes that the locallink DMA registers are accessed via DCR
- * instructions.
* - Factor out locallink DMA code into separate driver
* - Fix multicast assignment.
* - Fix support for hardware checksumming.
temac_iow(lp, XTE_CTL0_OFFSET, CNTLREG_WRITE_ENABLE_MASK | reg);
}
+ /**
+ * temac_dma_in32 - Memory mapped DMA read, this function expects a
+ * register input that is based on DCR word addresses which
+ * are then converted to memory mapped byte addresses
+ */
static u32 temac_dma_in32(struct temac_local *lp, int reg)
{
- return dcr_read(lp->sdma_dcrs, reg);
+ return in_be32((u32 *)(lp->sdma_regs + (reg << 2)));
}
+ /**
+ * temac_dma_out32 - Memory mapped DMA read, this function expects a
+ * register input that is based on DCR word addresses which
+ * are then converted to memory mapped byte addresses
+ */
static void temac_dma_out32(struct temac_local *lp, int reg, u32 value)
+ {
+ out_be32((u32 *)(lp->sdma_regs + (reg << 2)), value);
+ }
+
+ /* DMA register access functions can be DCR based or memory mapped.
+ * The PowerPC 440 is DCR based, the PowerPC 405 and MicroBlaze are both
+ * memory mapped.
+ */
+ #ifdef CONFIG_PPC_DCR
+
+ /**
+ * temac_dma_dcr_in32 - DCR based DMA read
+ */
+ static u32 temac_dma_dcr_in(struct temac_local *lp, int reg)
+ {
+ return dcr_read(lp->sdma_dcrs, reg);
+ }
+
+ /**
+ * temac_dma_dcr_out32 - DCR based DMA write
+ */
+ static void temac_dma_dcr_out(struct temac_local *lp, int reg, u32 value)
{
dcr_write(lp->sdma_dcrs, reg, value);
}
+ /**
+ * temac_dcr_setup - If the DMA is DCR based, then setup the address and
+ * I/O functions
+ */
+ static int temac_dcr_setup(struct temac_local *lp, struct of_device *op,
+ struct device_node *np)
+ {
+ unsigned int dcrs;
+
+ /* setup the dcr address mapping if it's in the device tree */
+
+ dcrs = dcr_resource_start(np, 0);
+ if (dcrs != 0) {
+ lp->sdma_dcrs = dcr_map(np, dcrs, dcr_resource_len(np, 0));
+ lp->dma_in = temac_dma_dcr_in;
+ lp->dma_out = temac_dma_dcr_out;
+ dev_dbg(&op->dev, "DCR base: %x\n", dcrs);
+ return 0;
+ }
+ /* no DCR in the device tree, indicate a failure */
+ return -1;
+ }
+
+ #else
+
+ /*
+ * temac_dcr_setup - This is a stub for when DCR is not supported,
+ * such as with MicroBlaze
+ */
+ static int temac_dcr_setup(struct temac_local *lp, struct of_device *op,
+ struct device_node *np)
+ {
+ return -1;
+ }
+
+ #endif
+
/**
* temac_dma_bd_init - Setup buffer descriptor rings
*/
lp->rx_bd_v[i].next = lp->rx_bd_p +
sizeof(*lp->rx_bd_v) * ((i + 1) % RX_BD_NUM);
- skb = alloc_skb(XTE_MAX_JUMBO_FRAME_SIZE
- + XTE_ALIGN, GFP_ATOMIC);
+ skb = netdev_alloc_skb_ip_align(ndev,
+ XTE_MAX_JUMBO_FRAME_SIZE);
+
if (skb == 0) {
dev_err(&ndev->dev, "alloc_skb error %d\n", i);
return -1;
}
lp->rx_skb[i] = skb;
- skb_reserve(skb, BUFFER_ALIGN(skb->data));
/* returns physical address of skb->data */
lp->rx_bd_v[i].phys = dma_map_single(ndev->dev.parent,
skb->data,
lp->rx_bd_v[i].app0 = STS_CTRL_APP0_IRQONEND;
}
- temac_dma_out32(lp, TX_CHNL_CTRL, 0x10220400 |
+ lp->dma_out(lp, TX_CHNL_CTRL, 0x10220400 |
CHNL_CTRL_IRQ_EN |
CHNL_CTRL_IRQ_DLY_EN |
CHNL_CTRL_IRQ_COAL_EN);
/* 0x10220483 */
/* 0x00100483 */
- temac_dma_out32(lp, RX_CHNL_CTRL, 0xff010000 |
+ lp->dma_out(lp, RX_CHNL_CTRL, 0xff010000 |
CHNL_CTRL_IRQ_EN |
CHNL_CTRL_IRQ_DLY_EN |
CHNL_CTRL_IRQ_COAL_EN |
CHNL_CTRL_IRQ_IOE);
/* 0xff010283 */
- temac_dma_out32(lp, RX_CURDESC_PTR, lp->rx_bd_p);
- temac_dma_out32(lp, RX_TAILDESC_PTR,
+ lp->dma_out(lp, RX_CURDESC_PTR, lp->rx_bd_p);
+ lp->dma_out(lp, RX_TAILDESC_PTR,
lp->rx_bd_p + (sizeof(*lp->rx_bd_v) * (RX_BD_NUM - 1)));
- temac_dma_out32(lp, TX_CURDESC_PTR, lp->tx_bd_p);
+ lp->dma_out(lp, TX_CURDESC_PTR, lp->tx_bd_p);
return 0;
}
temac_indirect_out32(lp, XTE_AFM_OFFSET, XTE_AFM_EPPRM_MASK);
dev_info(&ndev->dev, "Promiscuous mode enabled.\n");
} else if (!netdev_mc_empty(ndev)) {
- struct dev_mc_list *mclist;
+ struct netdev_hw_addr *ha;
i = 0;
- netdev_for_each_mc_addr(mclist, ndev) {
+ netdev_for_each_mc_addr(ha, ndev) {
if (i >= MULTICAST_CAM_TABLE_NUM)
break;
- multi_addr_msw = ((mclist->dmi_addr[3] << 24) |
- (mclist->dmi_addr[2] << 16) |
- (mclist->dmi_addr[1] << 8) |
- (mclist->dmi_addr[0]));
+ multi_addr_msw = ((ha->addr[3] << 24) |
+ (ha->addr[2] << 16) |
+ (ha->addr[1] << 8) |
+ (ha->addr[0]));
temac_indirect_out32(lp, XTE_MAW0_OFFSET,
multi_addr_msw);
- multi_addr_lsw = ((mclist->dmi_addr[5] << 8) |
- (mclist->dmi_addr[4]) | (i << 16));
+ multi_addr_lsw = ((ha->addr[5] << 8) |
+ (ha->addr[4]) | (i << 16));
temac_indirect_out32(lp, XTE_MAW1_OFFSET,
multi_addr_lsw);
i++;
temac_indirect_out32(lp, XTE_RXC1_OFFSET, val & ~XTE_RXC1_RXEN_MASK);
/* Reset Local Link (DMA) */
- temac_dma_out32(lp, DMA_CONTROL_REG, DMA_CONTROL_RST);
+ lp->dma_out(lp, DMA_CONTROL_REG, DMA_CONTROL_RST);
timeout = 1000;
- while (temac_dma_in32(lp, DMA_CONTROL_REG) & DMA_CONTROL_RST) {
+ while (lp->dma_in(lp, DMA_CONTROL_REG) & DMA_CONTROL_RST) {
udelay(1);
if (--timeout == 0) {
dev_err(&ndev->dev,
break;
}
}
- temac_dma_out32(lp, DMA_CONTROL_REG, DMA_TAIL_ENABLE);
+ lp->dma_out(lp, DMA_CONTROL_REG, DMA_TAIL_ENABLE);
temac_dma_bd_init(ndev);
dev_err(&ndev->dev, "Error setting TEMAC options\n");
/* Init Driver variable */
- ndev->trans_start = 0;
+ ndev->trans_start = jiffies; /* prevent tx timeout */
}
void temac_adjust_link(struct net_device *ndev)
lp->tx_bd_tail = 0;
/* Kick off the transfer */
- temac_dma_out32(lp, TX_TAILDESC_PTR, tail_p); /* DMA start */
+ lp->dma_out(lp, TX_TAILDESC_PTR, tail_p); /* DMA start */
return NETDEV_TX_OK;
}
struct cdmac_bd *cur_p;
dma_addr_t tail_p;
int length;
- unsigned long skb_vaddr;
unsigned long flags;
spin_lock_irqsave(&lp->rx_lock, flags);
skb = lp->rx_skb[lp->rx_bd_ci];
length = cur_p->app4 & 0x3FFF;
- skb_vaddr = virt_to_bus(skb->data);
- dma_unmap_single(ndev->dev.parent, skb_vaddr, length,
+ dma_unmap_single(ndev->dev.parent, cur_p->phys, length,
DMA_FROM_DEVICE);
skb_put(skb, length);
ndev->stats.rx_packets++;
ndev->stats.rx_bytes += length;
- new_skb = alloc_skb(XTE_MAX_JUMBO_FRAME_SIZE + XTE_ALIGN,
- GFP_ATOMIC);
+ new_skb = netdev_alloc_skb_ip_align(ndev,
+ XTE_MAX_JUMBO_FRAME_SIZE);
+
if (new_skb == 0) {
dev_err(&ndev->dev, "no memory for new sk_buff\n");
spin_unlock_irqrestore(&lp->rx_lock, flags);
return;
}
- skb_reserve(new_skb, BUFFER_ALIGN(new_skb->data));
-
cur_p->app0 = STS_CTRL_APP0_IRQONEND;
cur_p->phys = dma_map_single(ndev->dev.parent, new_skb->data,
XTE_MAX_JUMBO_FRAME_SIZE,
cur_p = &lp->rx_bd_v[lp->rx_bd_ci];
bdstat = cur_p->app0;
}
- temac_dma_out32(lp, RX_TAILDESC_PTR, tail_p);
+ lp->dma_out(lp, RX_TAILDESC_PTR, tail_p);
spin_unlock_irqrestore(&lp->rx_lock, flags);
}
struct temac_local *lp = netdev_priv(ndev);
unsigned int status;
- status = temac_dma_in32(lp, TX_IRQ_REG);
- temac_dma_out32(lp, TX_IRQ_REG, status);
+ status = lp->dma_in(lp, TX_IRQ_REG);
+ lp->dma_out(lp, TX_IRQ_REG, status);
if (status & (IRQ_COAL | IRQ_DLY))
temac_start_xmit_done(lp->ndev);
unsigned int status;
/* Read and clear the status registers */
- status = temac_dma_in32(lp, RX_IRQ_REG);
- temac_dma_out32(lp, RX_IRQ_REG, status);
+ status = lp->dma_in(lp, RX_IRQ_REG);
+ lp->dma_out(lp, RX_IRQ_REG, status);
if (status & (IRQ_COAL | IRQ_DLY))
ll_temac_recv(lp->ndev);
int i, len = 0;
for (i = 0; i < 0x11; i++)
- len += sprintf(buf + len, "%.8x%s", temac_dma_in32(lp, i),
+ len += sprintf(buf + len, "%.8x%s", lp->dma_in(lp, i),
(i % 8) == 7 ? "\n" : " ");
len += sprintf(buf + len, "\n");
struct net_device *ndev;
const void *addr;
int size, rc = 0;
- unsigned int dcrs;
/* Init network device structure */
ndev = alloc_etherdev(sizeof(*lp));
mutex_init(&lp->indirect_mutex);
/* map device registers */
- lp->regs = of_iomap(op->node, 0);
+ lp->regs = of_iomap(op->dev.of_node, 0);
if (!lp->regs) {
dev_err(&op->dev, "could not map temac regs.\n");
goto nodev;
}
/* Find the DMA node, map the DMA registers, and decode the DMA IRQs */
- np = of_parse_phandle(op->node, "llink-connected", 0);
+ np = of_parse_phandle(op->dev.of_node, "llink-connected", 0);
if (!np) {
dev_err(&op->dev, "could not find DMA node\n");
goto nodev;
}
- dcrs = dcr_resource_start(np, 0);
- if (dcrs == 0) {
- dev_err(&op->dev, "could not get DMA register address\n");
- goto nodev;
+ /* Setup the DMA register accesses, could be DCR or memory mapped */
+ if (temac_dcr_setup(lp, op, np)) {
+
+ /* no DCR in the device tree, try non-DCR */
+ lp->sdma_regs = of_iomap(np, 0);
+ if (lp->sdma_regs) {
+ lp->dma_in = temac_dma_in32;
+ lp->dma_out = temac_dma_out32;
+ dev_dbg(&op->dev, "MEM base: %p\n", lp->sdma_regs);
+ } else {
+ dev_err(&op->dev, "unable to map DMA registers\n");
+ goto nodev;
+ }
}
- lp->sdma_dcrs = dcr_map(np, dcrs, dcr_resource_len(np, 0));
- dev_dbg(&op->dev, "DCR base: %x\n", dcrs);
lp->rx_irq = irq_of_parse_and_map(np, 0);
lp->tx_irq = irq_of_parse_and_map(np, 1);
of_node_put(np); /* Finished with the DMA node; drop the reference */
/* Retrieve the MAC address */
- addr = of_get_property(op->node, "local-mac-address", &size);
+ addr = of_get_property(op->dev.of_node, "local-mac-address", &size);
if ((!addr) || (size != 6)) {
dev_err(&op->dev, "could not find MAC address\n");
rc = -ENODEV;
}
temac_set_mac_address(ndev, (void *)addr);
- rc = temac_mdio_setup(lp, op->node);
+ rc = temac_mdio_setup(lp, op->dev.of_node);
if (rc)
dev_warn(&op->dev, "error registering MDIO bus\n");
- lp->phy_node = of_parse_phandle(op->node, "phy-handle", 0);
+ lp->phy_node = of_parse_phandle(op->dev.of_node, "phy-handle", 0);
if (lp->phy_node)
dev_dbg(lp->dev, "using PHY node %s (%p)\n", np->full_name, np);
MODULE_DEVICE_TABLE(of, temac_of_match);
static struct of_platform_driver temac_of_driver = {
- .match_table = temac_of_match,
.probe = temac_of_probe,
.remove = __devexit_p(temac_of_remove),
.driver = {
.owner = THIS_MODULE,
.name = "xilinx_temac",
+ .of_match_table = temac_of_match,
},
};
printk("myricom: AIEEE weird cpu version %04x assuming pre4.0\n",
mp->eeprom.cpuvers);
mp->reg_size = (3 * 128 * 1024) + 4096;
- };
+ }
}
#ifdef DEBUG_DETECT
static int __devinit myri_sbus_probe(struct of_device *op, const struct of_device_id *match)
{
- struct device_node *dp = op->node;
+ struct device_node *dp = op->dev.of_node;
static unsigned version_printed;
struct net_device *dev;
struct myri_eth *mp;
MODULE_DEVICE_TABLE(of, myri_sbus_match);
static struct of_platform_driver myri_sbus_driver = {
- .name = "myri",
- .match_table = myri_sbus_match,
+ .driver = {
+ .name = "myri",
+ .owner = THIS_MODULE,
+ .of_match_table = myri_sbus_match,
+ },
.probe = myri_sbus_probe,
.remove = __devexit_p(myri_sbus_remove),
};
#include "niu.h"
#define DRV_MODULE_NAME "niu"
- #define DRV_MODULE_VERSION "1.0"
- #define DRV_MODULE_RELDATE "Nov 14, 2008"
+ #define DRV_MODULE_VERSION "1.1"
+ #define DRV_MODULE_RELDATE "Apr 22, 2010"
static char version[] __devinitdata =
DRV_MODULE_NAME ".c:v" DRV_MODULE_VERSION " (" DRV_MODULE_RELDATE ")\n";
struct rx_ring_info *rp)
{
unsigned int index = rp->rcr_index;
+ struct rx_pkt_hdr1 *rh;
struct sk_buff *skb;
int len, num_rcr;
if (num_rcr == 1) {
int ptype;
- off += 2;
- append_size -= 2;
-
ptype = (val >> RCR_ENTRY_PKT_TYPE_SHIFT);
if ((ptype == RCR_PKT_TYPE_TCP ||
ptype == RCR_PKT_TYPE_UDP) &&
skb->ip_summed = CHECKSUM_UNNECESSARY;
else
skb->ip_summed = CHECKSUM_NONE;
- }
- if (!(val & RCR_ENTRY_MULTI))
+ } else if (!(val & RCR_ENTRY_MULTI))
append_size = len - skb->len;
niu_rx_skb_append(skb, page, off, append_size);
}
rp->rcr_index = index;
- skb_reserve(skb, NET_IP_ALIGN);
- __pskb_pull_tail(skb, min(len, VLAN_ETH_HLEN));
+ len += sizeof(*rh);
+ len = min_t(int, len, sizeof(*rh) + VLAN_ETH_HLEN);
+ __pskb_pull_tail(skb, len);
+
+ rh = (struct rx_pkt_hdr1 *) skb->data;
+ if (np->dev->features & NETIF_F_RXHASH)
+ skb->rxhash = ((u32)rh->hashval2_0 << 24 |
+ (u32)rh->hashval2_1 << 16 |
+ (u32)rh->hashval1_1 << 8 |
+ (u32)rh->hashval1_2 << 0);
+ skb_pull(skb, sizeof(*rh));
rp->rx_packets++;
rp->rx_bytes += skb->len;
RX_DMA_CTL_STAT_RCRTO |
RX_DMA_CTL_STAT_RBR_EMPTY));
nw64(RXDMA_CFIG1(channel), rp->mbox_dma >> 32);
- nw64(RXDMA_CFIG2(channel), (rp->mbox_dma & 0x00000000ffffffc0));
+ nw64(RXDMA_CFIG2(channel),
+ ((rp->mbox_dma & RXDMA_CFIG2_MBADDR_L) |
+ RXDMA_CFIG2_FULL_HDR));
nw64(RBR_CFIG_A(channel),
((u64)rp->rbr_table_size << RBR_CFIG_A_LEN_SHIFT) |
(rp->rbr_dma & (RBR_CFIG_A_STADDR_BASE | RBR_CFIG_A_STADDR)));
{
struct niu *np = netdev_priv(dev);
int i, alt_cnt, err;
- struct dev_addr_list *addr;
struct netdev_hw_addr *ha;
unsigned long flags;
u16 hash[16] = { 0, };
for (i = 0; i < 16; i++)
hash[i] = 0xffff;
} else if (!netdev_mc_empty(dev)) {
- netdev_for_each_mc_addr(addr, dev) {
- u32 crc = ether_crc_le(ETH_ALEN, addr->da_addr);
+ netdev_for_each_mc_addr(ha, dev) {
+ u32 crc = ether_crc_le(ETH_ALEN, ha->addr);
crc >>= 24;
hash[crc >> 4] |= (1 << (15 - (crc & 0xf)));
return 0;
}
+ static int niu_set_flags(struct net_device *dev, u32 data)
+ {
+ if (data & (ETH_FLAG_LRO | ETH_FLAG_NTUPLE))
+ return -EOPNOTSUPP;
+
+ if (data & ETH_FLAG_RXHASH)
+ dev->features |= NETIF_F_RXHASH;
+ else
+ dev->features &= ~NETIF_F_RXHASH;
+ return 0;
+ }
+
static const struct ethtool_ops niu_ethtool_ops = {
.get_drvinfo = niu_get_drvinfo,
.get_link = ethtool_op_get_link,
.phys_id = niu_phys_id,
.get_rxnfc = niu_get_nfc,
.set_rxnfc = niu_set_nfc,
+ .set_flags = niu_set_flags,
+ .get_flags = ethtool_op_get_flags,
};
static int niu_ldg_assign_ldn(struct niu *np, struct niu_parent *parent,
const u32 *int_prop;
int i;
- int_prop = of_get_property(op->node, "interrupts", NULL);
+ int_prop = of_get_property(op->dev.of_node, "interrupts", NULL);
if (!int_prop)
return -ENODEV;
int prop_len;
if (np->parent->plat_type == PLAT_TYPE_NIU)
- dp = np->op->node;
+ dp = np->op->dev.of_node;
else
dp = pci_device_to_OF_node(np->pdev);
}
}
+ static void __devinit niu_set_basic_features(struct net_device *dev)
+ {
+ dev->features |= (NETIF_F_SG | NETIF_F_HW_CSUM |
+ NETIF_F_GRO | NETIF_F_RXHASH);
+ }
+
static int __devinit niu_pci_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
}
}
- dev->features |= (NETIF_F_SG | NETIF_F_HW_CSUM);
+ niu_set_basic_features(dev);
np->regs = pci_ioremap_bar(pdev, 0);
if (!np->regs) {
niu_driver_version();
- reg = of_get_property(op->node, "reg", NULL);
+ reg = of_get_property(op->dev.of_node, "reg", NULL);
if (!reg) {
dev_err(&op->dev, "%s: No 'reg' property, aborting\n",
- op->node->full_name);
+ op->dev.of_node->full_name);
return -ENODEV;
}
np = netdev_priv(dev);
memset(&parent_id, 0, sizeof(parent_id));
- parent_id.of = of_get_parent(op->node);
+ parent_id.of = of_get_parent(op->dev.of_node);
np->parent = niu_get_parent(np, &parent_id,
PLAT_TYPE_NIU);
goto err_out_free_dev;
}
- dev->features |= (NETIF_F_SG | NETIF_F_HW_CSUM);
+ niu_set_basic_features(dev);
np->regs = of_ioremap(&op->resource[1], 0,
resource_size(&op->resource[1]),
MODULE_DEVICE_TABLE(of, niu_match);
static struct of_platform_driver niu_of_driver = {
- .name = "niu",
- .match_table = niu_match,
+ .driver = {
+ .name = "niu",
+ .owner = THIS_MODULE,
+ .of_match_table = niu_match,
+ },
.probe = niu_of_probe,
.remove = __devexit_p(niu_of_remove),
};
default:
printk(KERN_ERR "bigmac_tcvr_read: Whoops, no known transceiver type.\n");
return;
- };
+ }
idle_transceiver(tregs);
write_tcvr_bit(bp, tregs, 0);
default:
printk(KERN_ERR "bigmac_tcvr_read: Whoops, no known transceiver type.\n");
return 0xffff;
- };
+ }
idle_transceiver(tregs);
write_tcvr_bit(bp, tregs, 0);
sbus_writel(CREG_CTRL_TWAKEUP, bp->creg + CREG_CTRL);
- dev->trans_start = jiffies;
-
return NETDEV_TX_OK;
}
{
struct bigmac *bp = netdev_priv(dev);
void __iomem *bregs = bp->bregs;
- struct dev_mc_list *dmi;
+ struct netdev_hw_addr *ha;
char *addrs;
int i;
u32 tmp, crc;
for (i = 0; i < 4; i++)
hash_table[i] = 0;
- netdev_for_each_mc_addr(dmi, dev) {
- addrs = dmi->dmi_addr;
+ netdev_for_each_mc_addr(ha, dev) {
+ addrs = ha->addr;
if (!(*addrs & 1))
continue;
goto fail_and_cleanup;
/* Get supported SBUS burst sizes. */
- bsizes = of_getintprop_default(qec_op->node, "burst-sizes", 0xff);
- bsizes_more = of_getintprop_default(qec_op->node, "burst-sizes", 0xff);
+ bsizes = of_getintprop_default(qec_op->dev.of_node, "burst-sizes", 0xff);
+ bsizes_more = of_getintprop_default(qec_op->dev.of_node, "burst-sizes", 0xff);
bsizes &= 0xff;
if (bsizes_more != 0xff)
}
/* Get the board revision of this BigMAC. */
- bp->board_rev = of_getintprop_default(bp->bigmac_op->node,
+ bp->board_rev = of_getintprop_default(bp->bigmac_op->dev.of_node,
"board-version", 1);
/* Init auto-negotiation timer state. */
MODULE_DEVICE_TABLE(of, bigmac_sbus_match);
static struct of_platform_driver bigmac_sbus_driver = {
- .name = "sunbmac",
- .match_table = bigmac_sbus_match,
+ .driver = {
+ .name = "sunbmac",
+ .owner = THIS_MODULE,
+ .of_match_table = bigmac_sbus_match,
+ },
.probe = bigmac_sbus_probe,
.remove = __devexit_p(bigmac_sbus_remove),
};
hp->timer_ticks = 0;
hp->timer_state = asleep; /* foo on you */
break;
- };
+ }
if (restart_timer) {
hp->happy_timer.expires = jiffies + ((12 * HZ)/10); /* 1.2 sec. */
HMD(("external, disable MII, "));
hme_write32(hp, bregs + BMAC_XIFCFG, BIGMAC_XCFG_MIIDISAB);
break;
- };
+ }
if (happy_meal_tcvr_reset(hp, tregs))
return -EAGAIN;
hme_write32(hp, bregs + BMAC_HTABLE3, 0xffff);
} else if ((hp->dev->flags & IFF_PROMISC) == 0) {
u16 hash_table[4];
- struct dev_mc_list *dmi;
+ struct netdev_hw_addr *ha;
char *addrs;
u32 crc;
memset(hash_table, 0, sizeof(hash_table));
- netdev_for_each_mc_addr(dmi, hp->dev) {
- addrs = dmi->dmi_addr;
+ netdev_for_each_mc_addr(ha, hp->dev) {
+ addrs = ha->addr;
if (!(*addrs & 1))
continue;
case external:
hme_write32(hp, bregs + BMAC_XIFCFG, BIGMAC_XCFG_MIIDISAB);
break;
- };
+ }
if (happy_meal_tcvr_reset(hp, tregs))
return;
spin_unlock_irq(&hp->happy_lock);
- dev->trans_start = jiffies;
-
tx_add_log(hp, TXLOG_ACTION_TXMIT, 0);
return NETDEV_TX_OK;
}
{
struct happy_meal *hp = netdev_priv(dev);
void __iomem *bregs = hp->bigmacregs;
- struct dev_mc_list *dmi;
+ struct netdev_hw_addr *ha;
char *addrs;
u32 crc;
u16 hash_table[4];
memset(hash_table, 0, sizeof(hash_table));
- netdev_for_each_mc_addr(dmi, dev) {
- addrs = dmi->dmi_addr;
+ netdev_for_each_mc_addr(ha, dev) {
+ addrs = ha->addr;
if (!(*addrs & 1))
continue;
else {
const struct linux_prom_registers *regs;
struct of_device *op = hp->happy_dev;
- regs = of_get_property(op->node, "regs", NULL);
+ regs = of_get_property(op->dev.of_node, "regs", NULL);
if (regs)
sprintf(info->bus_info, "SBUS:%d",
regs->which_io);
#ifdef CONFIG_SBUS
static int __devinit happy_meal_sbus_probe_one(struct of_device *op, int is_qfe)
{
- struct device_node *dp = op->node, *sbus_dp;
+ struct device_node *dp = op->dev.of_node, *sbus_dp;
struct quattro *qp = NULL;
struct happy_meal *hp;
struct net_device *dev;
int i, qfe_slot = -1;
int err = -ENODEV;
- sbus_dp = to_of_device(op->dev.parent)->node;
+ sbus_dp = to_of_device(op->dev.parent)->dev.of_node;
/* We can match PCI devices too, do not accept those here. */
if (strcmp(sbus_dp->name, "sbus"))
dev_addr[1] = 0x00;
dev_addr[2] = 0x20;
get_random_bytes(&dev_addr[3], 3);
- return;
}
#endif /* !(CONFIG_SPARC) */
dev->base_addr = (long) pdev;
hp = netdev_priv(dev);
- memset(hp, 0, sizeof(*hp));
hp->happy_dev = pdev;
hp->dma_dev = &pdev->dev;
#ifdef CONFIG_SBUS
static int __devinit hme_sbus_probe(struct of_device *op, const struct of_device_id *match)
{
- struct device_node *dp = op->node;
+ struct device_node *dp = op->dev.of_node;
const char *model = of_get_property(dp, "model", NULL);
int is_qfe = (match->data != NULL);
MODULE_DEVICE_TABLE(of, hme_sbus_match);
static struct of_platform_driver hme_sbus_driver = {
- .name = "hme",
- .match_table = hme_sbus_match,
+ .driver = {
+ .name = "hme",
+ .owner = THIS_MODULE,
+ .of_match_table = hme_sbus_match,
+ },
.probe = hme_sbus_probe,
.remove = __devexit_p(hme_sbus_remove),
};
}
lp->init_ring(dev);
load_csrs(lp);
- dev->trans_start = jiffies;
+ dev->trans_start = jiffies; /* prevent tx timeout */
status = init_restart_lance(lp);
return status;
}
}
src = (char *) p16;
break;
- };
+ }
if (len >= 2) {
u16 val = src[0] << 8 | src[1];
sbus_writew(val, piobuf);
spin_unlock_irq(&lp->lock);
- dev->trans_start = jiffies;
dev_kfree_skb(skb);
return NETDEV_TX_OK;
static void lance_load_multicast(struct net_device *dev)
{
struct lance_private *lp = netdev_priv(dev);
- struct dev_mc_list *dmi;
+ struct netdev_hw_addr *ha;
char *addrs;
u32 crc;
u32 val;
return;
/* Add addresses */
- netdev_for_each_mc_addr(dmi, dev) {
- addrs = dmi->dmi_addr;
+ netdev_for_each_mc_addr(ha, dev) {
+ addrs = ha->addr;
/* multicast address? */
if (!(*addrs & 1))
struct of_device *ledma,
struct of_device *lebuffer)
{
- struct device_node *dp = op->node;
+ struct device_node *dp = op->dev.of_node;
static unsigned version_printed;
struct lance_private *lp;
struct net_device *dev;
lp->burst_sizes = 0;
if (lp->ledma) {
- struct device_node *ledma_dp = ledma->node;
+ struct device_node *ledma_dp = ledma->dev.of_node;
struct device_node *sbus_dp;
unsigned int sbmask;
const char *prop;
static int __devinit sunlance_sbus_probe(struct of_device *op, const struct of_device_id *match)
{
struct of_device *parent = to_of_device(op->dev.parent);
- struct device_node *parent_dp = parent->node;
+ struct device_node *parent_dp = parent->dev.of_node;
int err;
if (!strcmp(parent_dp->name, "ledma")) {
MODULE_DEVICE_TABLE(of, sunlance_sbus_match);
static struct of_platform_driver sunlance_sbus_driver = {
- .name = "sunlance",
- .match_table = sunlance_sbus_match,
+ .driver = {
+ .name = "sunlance",
+ .owner = THIS_MODULE,
+ .of_match_table = sunlance_sbus_match,
+ },
.probe = sunlance_sbus_probe,
.remove = __devexit_p(sunlance_sbus_remove),
};
qep->tx_new = NEXT_TX(entry);
/* Get it going. */
- dev->trans_start = jiffies;
sbus_writel(CREG_CTRL_TWAKEUP, qep->qcregs + CREG_CTRL);
dev->stats.tx_packets++;
static void qe_set_multicast(struct net_device *dev)
{
struct sunqe *qep = netdev_priv(dev);
- struct dev_mc_list *dmi;
+ struct netdev_hw_addr *ha;
u8 new_mconfig = qep->mconfig;
char *addrs;
int i;
u8 *hbytes = (unsigned char *) &hash_table[0];
memset(hash_table, 0, sizeof(hash_table));
- netdev_for_each_mc_addr(dmi, dev) {
- addrs = dmi->dmi_addr;
+ netdev_for_each_mc_addr(ha, dev) {
+ addrs = ha->addr;
if (!(*addrs & 1))
continue;
strcpy(info->version, "3.0");
op = qep->op;
- regs = of_get_property(op->node, "reg", NULL);
+ regs = of_get_property(op->dev.of_node, "reg", NULL);
if (regs)
sprintf(info->bus_info, "SBUS:%d", regs->which_io);
if (qec_global_reset(qecp->gregs))
goto fail;
- qecp->qec_bursts = qec_get_burst(op->node);
+ qecp->qec_bursts = qec_get_burst(op->dev.of_node);
qec_init_once(qecp, op);
res = -ENODEV;
- i = of_getintprop_default(op->node, "channel#", -1);
+ i = of_getintprop_default(op->dev.of_node, "channel#", -1);
if (i == -1)
goto fail;
qe->channel = i;
MODULE_DEVICE_TABLE(of, qec_sbus_match);
static struct of_platform_driver qec_sbus_driver = {
- .name = "qec",
- .match_table = qec_sbus_match,
+ .driver = {
+ .name = "qec",
+ .owner = THIS_MODULE,
+ .of_match_table = qec_sbus_match,
+ },
.probe = qec_sbus_probe,
.remove = __devexit_p(qec_sbus_remove),
};
static void ucc_geth_set_multi(struct net_device *dev)
{
struct ucc_geth_private *ugeth;
- struct dev_mc_list *dmi;
+ struct netdev_hw_addr *ha;
struct ucc_fast __iomem *uf_regs;
struct ucc_geth_82xx_address_filtering_pram __iomem *p_82xx_addr_filt;
out_be32(&p_82xx_addr_filt->gaddr_h, 0x0);
out_be32(&p_82xx_addr_filt->gaddr_l, 0x0);
- netdev_for_each_mc_addr(dmi, dev) {
+ netdev_for_each_mc_addr(ha, dev) {
/* Only support group multicast for now.
*/
- if (!(dmi->dmi_addr[0] & 1))
+ if (!(ha->addr[0] & 1))
continue;
/* Ask CPM to run CRC and set bit in
* filter mask.
*/
- hw_add_addr_in_hash(ugeth, dmi->dmi_addr);
+ hw_add_addr_in_hash(ugeth, ha->addr);
}
}
}
/* set bd status and length */
out_be32((u32 __iomem *)bd, bd_status);
- dev->trans_start = jiffies;
-
/* Move to next BD in the ring */
if (!(bd_status & T_W))
bd += sizeof(struct qe_bd);
static int ucc_geth_probe(struct of_device* ofdev, const struct of_device_id *match)
{
struct device *device = &ofdev->dev;
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
struct net_device *dev = NULL;
struct ucc_geth_private *ugeth = NULL;
struct ucc_geth_info *ug_info;
}
if (netif_msg_probe(&debug))
- printk(KERN_INFO "ucc_geth: UCC%1d at 0x%8x (irq = %d) \n",
+ printk(KERN_INFO "ucc_geth: UCC%1d at 0x%8x (irq = %d)\n",
ug_info->uf_info.ucc_num + 1, ug_info->uf_info.regs,
ug_info->uf_info.irq);
MODULE_DEVICE_TABLE(of, ucc_geth_match);
static struct of_platform_driver ucc_geth_driver = {
- .name = DRV_NAME,
- .match_table = ucc_geth_match,
+ .driver = {
+ .name = DRV_NAME,
+ .owner = THIS_MODULE,
+ .of_match_table = ucc_geth_match,
+ },
.probe = ucc_geth_probe,
.remove = ucc_geth_remove,
.suspend = ucc_geth_suspend,
}
/* To exclude tx timeout */
- dev->trans_start = 0xffffffff - TX_TIMEOUT - TX_TIMEOUT;
+ dev->trans_start = jiffies; /* prevent tx timeout */
/* We're all ready to go. Start the queue */
netif_wake_queue(dev);
dev->stats.tx_bytes += lp->deferred_skb->len;
dev_kfree_skb_irq(lp->deferred_skb);
lp->deferred_skb = NULL;
- dev->trans_start = jiffies;
+ dev->trans_start = jiffies; /* prevent tx timeout */
netif_wake_queue(dev);
}
}
}
skb_put(skb, len); /* Tell the skb how much data we got */
- skb->dev = dev; /* Fill out required meta-data */
skb->protocol = eth_type_trans(skb, dev);
skb->ip_summed = CHECKSUM_NONE;
dev->stats.tx_bytes += len;
dev_kfree_skb(new_skb);
- dev->trans_start = jiffies;
return 0;
}
*/
static bool get_bool(struct of_device *ofdev, const char *s)
{
- u32 *p = (u32 *)of_get_property(ofdev->node, s, NULL);
+ u32 *p = (u32 *)of_get_property(ofdev->dev.of_node, s, NULL);
if (p) {
return (bool)*p;
dev_info(dev, "Device Tree Probing\n");
/* Get iospace for the device */
- rc = of_address_to_resource(ofdev->node, 0, &r_mem);
+ rc = of_address_to_resource(ofdev->dev.of_node, 0, &r_mem);
if (rc) {
dev_err(dev, "invalid address\n");
return rc;
}
/* Get IRQ for the device */
- rc = of_irq_to_resource(ofdev->node, 0, &r_irq);
+ rc = of_irq_to_resource(ofdev->dev.of_node, 0, &r_irq);
if (rc == NO_IRQ) {
dev_err(dev, "no IRQ found\n");
return rc;
}
/* Get the virtual base address for the device */
- lp->base_addr = ioremap(r_mem.start, r_mem.end - r_mem.start + 1);
+ lp->base_addr = ioremap(r_mem.start, resource_size(&r_mem));
if (NULL == lp->base_addr) {
dev_err(dev, "EmacLite: Could not allocate iomem\n");
rc = -EIO;
lp->next_rx_buf_to_use = 0x0;
lp->tx_ping_pong = get_bool(ofdev, "xlnx,tx-ping-pong");
lp->rx_ping_pong = get_bool(ofdev, "xlnx,rx-ping-pong");
- mac_address = of_get_mac_address(ofdev->node);
+ mac_address = of_get_mac_address(ofdev->dev.of_node);
if (mac_address)
/* Set the MAC address. */
/* Set the MAC address in the EmacLite device */
xemaclite_update_address(lp, ndev->dev_addr);
- lp->phy_node = of_parse_phandle(ofdev->node, "phy-handle", 0);
+ lp->phy_node = of_parse_phandle(ofdev->dev.of_node, "phy-handle", 0);
rc = xemaclite_mdio_setup(lp, &ofdev->dev);
if (rc)
dev_warn(&ofdev->dev, "error registering MDIO bus\n");
return 0;
error1:
- release_mem_region(ndev->mem_start, r_mem.end - r_mem.start + 1);
+ release_mem_region(ndev->mem_start, resource_size(&r_mem));
error2:
xemaclite_remove_ndev(ndev);
MODULE_DEVICE_TABLE(of, xemaclite_of_match);
static struct of_platform_driver xemaclite_of_driver = {
- .name = DRIVER_NAME,
- .match_table = xemaclite_of_match,
+ .driver = {
+ .name = DRIVER_NAME,
+ .owner = THIS_MODULE,
+ .of_match_table = xemaclite_of_match,
+ },
.probe = xemaclite_of_probe,
.remove = __devexit_p(xemaclite_of_remove),
};
}
phy = get_phy_device(mdio, be32_to_cpup(addr));
- if (!phy) {
+ if (!phy || IS_ERR(phy)) {
dev_err(&mdio->dev, "error probing PHY at address %i\n",
*addr);
continue;
/* Associate the OF node with the device structure so it
* can be looked up later */
of_node_get(child);
- dev_archdata_set_node(&phy->dev.archdata, child);
+ phy->dev.of_node = child;
/* All data is now stored in the phy struct; register it */
rc = phy_device_register(phy);
/* Helper function for of_phy_find_device */
static int of_phy_match(struct device *dev, void *phy_np)
{
- return dev_archdata_get_node(&dev->archdata) == phy_np;
+ return dev->of_node == phy_np;
}
/**
if (!dev->dev.parent)
return NULL;
- net_np = dev_archdata_get_node(&dev->dev.parent->archdata);
+ net_np = dev->dev.parent->of_node;
if (!net_np)
return NULL;
flash_read(struct file * file, char __user * buf,
size_t count, loff_t *ppos)
{
- unsigned long p = file->f_pos;
+ loff_t p = *ppos;
int i;
-
+
if (count > flash.read_size - p)
count = flash.read_size - p;
buf++;
}
- file->f_pos += count;
+ *ppos += count;
return count;
}
static int __devinit flash_probe(struct of_device *op,
const struct of_device_id *match)
{
- struct device_node *dp = op->node;
+ struct device_node *dp = op->dev.of_node;
struct device_node *parent;
parent = dp->parent;
flash.busy = 0;
printk(KERN_INFO "%s: OBP Flash, RD %lx[%lx] WR %lx[%lx]\n",
- op->node->full_name,
+ op->dev.of_node->full_name,
flash.read_base, flash.read_size,
flash.write_base, flash.write_size);
MODULE_DEVICE_TABLE(of, flash_match);
static struct of_platform_driver flash_driver = {
- .name = "flash",
- .match_table = flash_match,
+ .driver = {
+ .name = "flash",
+ .owner = THIS_MODULE,
+ .of_match_table = flash_match,
+ },
.probe = flash_probe,
.remove = __devexit_p(flash_remove),
};
static void ibmvfc_set_login_info(struct ibmvfc_host *vhost)
{
struct ibmvfc_npiv_login *login_info = &vhost->login_info;
- struct device_node *of_node = vhost->dev->archdata.of_node;
+ struct device_node *of_node = vhost->dev->of_node;
const char *location;
memset(login_info, 0, sizeof(*login_info));
DECLARE_COMPLETION_ONSTACK(comp);
int wait;
unsigned long flags;
- signed long timeout = init_timeout * HZ;
+ signed long timeout = IBMVFC_ABORT_WAIT_TIMEOUT * HZ;
ENTER;
do {
#ifdef CONFIG_SCSI_IBMVFC_TRACE
/**
* ibmvfc_read_trace - Dump the adapter trace
+ * @filp: open sysfs file
* @kobj: kobject struct
* @bin_attr: bin_attribute struct
* @buf: buffer
* Return value:
* number of bytes printed to buffer
**/
- static ssize_t ibmvfc_read_trace(struct kobject *kobj,
+ static ssize_t ibmvfc_read_trace(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
{
if (crq->valid & 0x80) {
if (++async_crq->cur == async_crq->size)
async_crq->cur = 0;
+ rmb();
} else
crq = NULL;
if (crq->valid & 0x80) {
if (++queue->cur == queue->size)
queue->cur = 0;
+ rmb();
} else
crq = NULL;
while ((async = ibmvfc_next_async_crq(vhost)) != NULL) {
ibmvfc_handle_async(async, vhost);
async->valid = 0;
+ wmb();
}
/* Pull all the valid messages off the CRQ */
while ((crq = ibmvfc_next_crq(vhost)) != NULL) {
ibmvfc_handle_crq(crq, vhost);
crq->valid = 0;
+ wmb();
}
vio_enable_interrupts(vdev);
vio_disable_interrupts(vdev);
ibmvfc_handle_async(async, vhost);
async->valid = 0;
+ wmb();
} else if ((crq = ibmvfc_next_crq(vhost)) != NULL) {
vio_disable_interrupts(vdev);
ibmvfc_handle_crq(crq, vhost);
crq->valid = 0;
+ wmb();
} else
done = 1;
}
srp_cmd->buf_fmt = fmt;
}
- static void unmap_sg_list(int num_entries,
- struct device *dev,
- struct srp_direct_buf *md)
- {
- int i;
-
- for (i = 0; i < num_entries; ++i)
- dma_unmap_single(dev, md[i].va, md[i].len, DMA_BIDIRECTIONAL);
- }
-
/**
* unmap_cmd_data: - Unmap data pointed in srp_cmd based on the format
* @cmd: srp_cmd whose additional_data member will be unmapped
if (out_fmt == SRP_NO_DATA_DESC && in_fmt == SRP_NO_DATA_DESC)
return;
- else if (out_fmt == SRP_DATA_DESC_DIRECT ||
- in_fmt == SRP_DATA_DESC_DIRECT) {
- struct srp_direct_buf *data =
- (struct srp_direct_buf *) cmd->add_data;
- dma_unmap_single(dev, data->va, data->len, DMA_BIDIRECTIONAL);
- } else {
- struct srp_indirect_buf *indirect =
- (struct srp_indirect_buf *) cmd->add_data;
- int num_mapped = indirect->table_desc.len /
- sizeof(struct srp_direct_buf);
-
- if (num_mapped <= MAX_INDIRECT_BUFS) {
- unmap_sg_list(num_mapped, dev, &indirect->desc_list[0]);
- return;
- }
- unmap_sg_list(num_mapped, dev, evt_struct->ext_list);
- }
+ if (evt_struct->cmnd)
+ scsi_dma_unmap(evt_struct->cmnd);
}
static int map_sg_list(struct scsi_cmnd *cmd, int nseg,
struct viosrp_capabilities *req;
struct srp_event_struct *evt_struct;
unsigned long flags;
- struct device_node *of_node = hostdata->dev->archdata.of_node;
+ struct device_node *of_node = hostdata->dev->of_node;
const char *location;
evt_struct = get_event_struct(&hostdata->pool);
* kind, whether express or implied.
*/
- /* Platform device Usage :
- *
- * Since PSCs can have multiple function, the correct driver for each one
- * is selected by calling mpc52xx_match_psc_function(...). The function
- * handled by this driver is "uart".
- *
- * The driver init all necessary registers to place the PSC in uart mode without
- * DCD. However, the pin multiplexing aren't changed and should be set either
- * by the bootloader or in the platform init code.
- *
- * The idx field must be equal to the PSC index (e.g. 0 for PSC1, 1 for PSC2,
- * and so on). So the PSC1 is mapped to /dev/ttyPSC0, PSC2 to /dev/ttyPSC1 and
- * so on. But be warned, it's an ABSOLUTE REQUIREMENT ! This is needed mainly
- * fpr the console code : without this 1:1 mapping, at early boot time, when we
- * are parsing the kernel args console=ttyPSC?, we wouldn't know which PSC it
- * will be mapped to.
- */
-
- /* OF Platform device Usage :
- *
- * This driver is only used for PSCs configured in uart mode. The device
- * tree will have a node for each PSC with "mpc52xx-psc-uart" in the compatible
- * list.
- *
- * By default, PSC devices are enumerated in the order they are found. However
- * a particular PSC number can be forces by adding 'device_no = <port#>'
- * to the device node.
- *
- * The driver init all necessary registers to place the PSC in uart mode without
- * DCD. However, the pin multiplexing aren't changed and should be set either
- * by the bootloader or in the platform init code.
- */
-
#undef DEBUG
#include <linux/device.h>
/* Check validity & presence */
for (idx = 0; idx < MPC52xx_PSC_MAXNUM; idx++)
- if (mpc52xx_uart_nodes[idx] == op->node)
+ if (mpc52xx_uart_nodes[idx] == op->dev.of_node)
break;
if (idx >= MPC52xx_PSC_MAXNUM)
return -EINVAL;
pr_debug("Found %s assigned to ttyPSC%x\n",
mpc52xx_uart_nodes[idx]->full_name, idx);
- uartclk = psc_ops->getuartclk(op->node);
+ uartclk = psc_ops->getuartclk(op->dev.of_node);
if (uartclk == 0) {
dev_dbg(&op->dev, "Could not find uart clock frequency!\n");
return -EINVAL;
port->dev = &op->dev;
/* Search for IRQ and mapbase */
- ret = of_address_to_resource(op->node, 0, &res);
+ ret = of_address_to_resource(op->dev.of_node, 0, &res);
if (ret)
return ret;
return -EINVAL;
}
- psc_ops->get_irq(port, op->node);
+ psc_ops->get_irq(port, op->dev.of_node);
if (port->irq == NO_IRQ) {
dev_dbg(&op->dev, "Could not get irq\n");
return -EINVAL;
MODULE_DEVICE_TABLE(of, mpc52xx_uart_of_match);
static struct of_platform_driver mpc52xx_uart_of_driver = {
- .match_table = mpc52xx_uart_of_match,
.probe = mpc52xx_uart_of_probe,
.remove = mpc52xx_uart_of_remove,
#ifdef CONFIG_PM
.suspend = mpc52xx_uart_of_suspend,
.resume = mpc52xx_uart_of_resume,
#endif
- .driver = {
- .name = "mpc52xx-psc-uart",
+ .driver = {
+ .name = "mpc52xx-psc-uart",
+ .owner = THIS_MODULE,
+ .of_match_table = mpc52xx_uart_of_match,
},
};
/*
* Map the PSC FIFO Controller and init if on MPC512x.
*/
- if (psc_ops->fifoc_init) {
+ if (psc_ops && psc_ops->fifoc_init) {
ret = psc_ops->fifoc_init();
if (ret)
return ret;
uap->curregs[R5] = new_reg;
/* NOTE: Not subject to 'transmitter active' rule. */
- if (ZS_IS_ASLEEP(uap))
+ if (ZS_IS_ASLEEP(uap)) {
+ spin_unlock_irqrestore(&port->lock, flags);
return;
+ }
write_zsreg(uap, R5, uap->curregs[R5]);
}
/* Iterate the pmz_ports array to find a matching entry
*/
for (i = 0; i < MAX_ZS_PORTS; i++)
- if (pmz_ports[i].node == mdev->ofdev.node) {
+ if (pmz_ports[i].node == mdev->ofdev.dev.of_node) {
struct uart_pmac_port *uap = &pmz_ports[i];
uap->dev = mdev;
#endif
};
+ static void sunzilog_putchar(struct uart_port *port, int ch);
+
#define ZILOG_CHANNEL_FROM_PORT(PORT) ((struct zilog_channel __iomem *)((PORT)->membase))
#define UART_ZILOG(PORT) ((struct uart_sunzilog_port *)(PORT))
return -EINVAL;
}
+ #ifdef CONFIG_CONSOLE_POLL
+ static int sunzilog_get_poll_char(struct uart_port *port)
+ {
+ unsigned char ch, r1;
+ struct uart_sunzilog_port *up = (struct uart_sunzilog_port *) port;
+ struct zilog_channel __iomem *channel
+ = ZILOG_CHANNEL_FROM_PORT(&up->port);
+
+
+ r1 = read_zsreg(channel, R1);
+ if (r1 & (PAR_ERR | Rx_OVR | CRC_ERR)) {
+ writeb(ERR_RES, &channel->control);
+ ZSDELAY();
+ ZS_WSYNC(channel);
+ }
+
+ ch = readb(&channel->control);
+ ZSDELAY();
+
+ /* This funny hack depends upon BRK_ABRT not interfering
+ * with the other bits we care about in R1.
+ */
+ if (ch & BRK_ABRT)
+ r1 |= BRK_ABRT;
+
+ if (!(ch & Rx_CH_AV))
+ return NO_POLL_CHAR;
+
+ ch = readb(&channel->data);
+ ZSDELAY();
+
+ ch &= up->parity_mask;
+ return ch;
+ }
+
+ static void sunzilog_put_poll_char(struct uart_port *port,
+ unsigned char ch)
+ {
+ struct uart_sunzilog_port *up = (struct uart_sunzilog_port *)port;
+
+ sunzilog_putchar(&up->port, ch);
+ }
+ #endif /* CONFIG_CONSOLE_POLL */
+
static struct uart_ops sunzilog_pops = {
.tx_empty = sunzilog_tx_empty,
.set_mctrl = sunzilog_set_mctrl,
.request_port = sunzilog_request_port,
.config_port = sunzilog_config_port,
.verify_port = sunzilog_verify_port,
+ #ifdef CONFIG_CONSOLE_POLL
+ .poll_get_char = sunzilog_get_poll_char,
+ .poll_put_char = sunzilog_put_poll_char,
+ #endif
};
static int uart_chip_count;
(sunzilog_reg.minor - 64) + con->index, con->index);
/* Get firmware console settings. */
- sunserial_console_termios(con, to_of_device(up->port.dev)->node);
+ sunserial_console_termios(con, to_of_device(up->port.dev)->dev.of_node);
/* Firmware console speed is limited to 150-->38400 baud so
* this hackish cflag thing is OK.
int keyboard_mouse = 0;
int err;
- if (of_find_property(op->node, "keyboard", NULL))
+ if (of_find_property(op->dev.of_node, "keyboard", NULL))
keyboard_mouse = 1;
/* uarts must come before keyboards/mice */
sunzilog_init_hw(&up[1]);
if (!keyboard_mouse) {
- if (sunserial_console_match(SUNZILOG_CONSOLE(), op->node,
+ if (sunserial_console_match(SUNZILOG_CONSOLE(), op->dev.of_node,
&sunzilog_reg, up[0].port.line,
false))
up->flags |= SUNZILOG_FLAG_IS_CONS;
rp, sizeof(struct zilog_layout));
return err;
}
- if (sunserial_console_match(SUNZILOG_CONSOLE(), op->node,
+ if (sunserial_console_match(SUNZILOG_CONSOLE(), op->dev.of_node,
&sunzilog_reg, up[1].port.line,
false))
up->flags |= SUNZILOG_FLAG_IS_CONS;
MODULE_DEVICE_TABLE(of, zs_match);
static struct of_platform_driver zs_driver = {
- .name = "zs",
- .match_table = zs_match,
+ .driver = {
+ .name = "zs",
+ .owner = THIS_MODULE,
+ .of_match_table = zs_match,
+ },
.probe = zs_probe,
.remove = __devexit_p(zs_remove),
};
/* stats */
if (stat & ULITE_STATUS_RXVALID) {
port->icount.rx++;
- ch = readb(port->membase + ULITE_RX);
+ ch = ioread32be(port->membase + ULITE_RX);
if (stat & ULITE_STATUS_PARITY)
port->icount.parity++;
return 0;
if (port->x_char) {
- writeb(port->x_char, port->membase + ULITE_TX);
+ iowrite32be(port->x_char, port->membase + ULITE_TX);
port->x_char = 0;
port->icount.tx++;
return 1;
if (uart_circ_empty(xmit) || uart_tx_stopped(port))
return 0;
- writeb(xmit->buf[xmit->tail], port->membase + ULITE_TX);
+ iowrite32be(xmit->buf[xmit->tail], port->membase + ULITE_TX);
xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE-1);
port->icount.tx++;
int busy, n = 0;
do {
- int stat = readb(port->membase + ULITE_STATUS);
+ int stat = ioread32be(port->membase + ULITE_STATUS);
busy = ulite_receive(port, stat);
busy |= ulite_transmit(port, stat);
n++;
unsigned int ret;
spin_lock_irqsave(&port->lock, flags);
- ret = readb(port->membase + ULITE_STATUS);
+ ret = ioread32be(port->membase + ULITE_STATUS);
spin_unlock_irqrestore(&port->lock, flags);
return ret & ULITE_STATUS_TXEMPTY ? TIOCSER_TEMT : 0;
static void ulite_start_tx(struct uart_port *port)
{
- ulite_transmit(port, readb(port->membase + ULITE_STATUS));
+ ulite_transmit(port, ioread32be(port->membase + ULITE_STATUS));
}
static void ulite_stop_rx(struct uart_port *port)
if (ret)
return ret;
- writeb(ULITE_CONTROL_RST_RX | ULITE_CONTROL_RST_TX,
+ iowrite32be(ULITE_CONTROL_RST_RX | ULITE_CONTROL_RST_TX,
port->membase + ULITE_CONTROL);
- writeb(ULITE_CONTROL_IE, port->membase + ULITE_CONTROL);
+ iowrite32be(ULITE_CONTROL_IE, port->membase + ULITE_CONTROL);
return 0;
}
static void ulite_shutdown(struct uart_port *port)
{
- writeb(0, port->membase + ULITE_CONTROL);
- readb(port->membase + ULITE_CONTROL); /* dummy */
+ iowrite32be(0, port->membase + ULITE_CONTROL);
+ ioread32be(port->membase + ULITE_CONTROL); /* dummy */
free_irq(port->irq, port);
}
/* Spin waiting for TX fifo to have space available */
for (i = 0; i < 100000; i++) {
- val = readb(port->membase + ULITE_STATUS);
+ val = ioread32be(port->membase + ULITE_STATUS);
if ((val & ULITE_STATUS_TXFULL) == 0)
break;
cpu_relax();
static void ulite_console_putchar(struct uart_port *port, int ch)
{
ulite_console_wait_tx(port);
- writeb(ch, port->membase + ULITE_TX);
+ iowrite32be(ch, port->membase + ULITE_TX);
}
static void ulite_console_write(struct console *co, const char *s,
spin_lock_irqsave(&port->lock, flags);
/* save and disable interrupt */
- ier = readb(port->membase + ULITE_STATUS) & ULITE_STATUS_IE;
- writeb(0, port->membase + ULITE_CONTROL);
+ ier = ioread32be(port->membase + ULITE_STATUS) & ULITE_STATUS_IE;
+ iowrite32be(0, port->membase + ULITE_CONTROL);
uart_console_write(port, s, count, ulite_console_putchar);
/* restore interrupt state */
if (ier)
- writeb(ULITE_CONTROL_IE, port->membase + ULITE_CONTROL);
+ iowrite32be(ULITE_CONTROL_IE, port->membase + ULITE_CONTROL);
if (locked)
spin_unlock_irqrestore(&port->lock, flags);
dev_dbg(&op->dev, "%s(%p, %p)\n", __func__, op, match);
- rc = of_address_to_resource(op->node, 0, &res);
+ rc = of_address_to_resource(op->dev.of_node, 0, &res);
if (rc) {
dev_err(&op->dev, "invalid address\n");
return rc;
}
- irq = irq_of_parse_and_map(op->node, 0);
+ irq = irq_of_parse_and_map(op->dev.of_node, 0);
- id = of_get_property(op->node, "port-number", NULL);
+ id = of_get_property(op->dev.of_node, "port-number", NULL);
- return ulite_assign(&op->dev, id ? *id : -1, res.start+3, irq);
+ return ulite_assign(&op->dev, id ? *id : -1, res.start, irq);
}
static int __devexit ulite_of_remove(struct of_device *op)
}
static struct of_platform_driver ulite_of_driver = {
- .owner = THIS_MODULE,
- .name = "uartlite",
- .match_table = ulite_of_match,
.probe = ulite_of_probe,
.remove = __devexit_p(ulite_of_remove),
.driver = {
.name = "uartlite",
+ .owner = THIS_MODULE,
+ .of_match_table = ulite_of_match,
},
};
}
mpc8xxx_spi = spi_master_get_devdata(spi->master);
- hw_mode = cs->hw_mode; /* Save orginal settings */
+ hw_mode = cs->hw_mode; /* Save original settings */
cs->hw_mode = mpc8xxx_spi_read_reg(&mpc8xxx_spi->base->mode);
/* mask out bits we are going to set */
cs->hw_mode &= ~(SPMODE_CP_BEGIN_EDGECLK | SPMODE_CI_INACTIVEHIGH
static unsigned long mpc8xxx_spi_cpm_get_pram(struct mpc8xxx_spi *mspi)
{
struct device *dev = mspi->dev;
- struct device_node *np = dev_archdata_get_node(&dev->archdata);
+ struct device_node *np = dev->of_node;
const u32 *iprop;
int size;
unsigned long spi_base_ofs;
static int mpc8xxx_spi_cpm_init(struct mpc8xxx_spi *mspi)
{
struct device *dev = mspi->dev;
- struct device_node *np = dev_archdata_get_node(&dev->archdata);
+ struct device_node *np = dev->of_node;
const u32 *iprop;
int size;
unsigned long pram_ofs;
static int of_mpc8xxx_spi_get_chipselects(struct device *dev)
{
- struct device_node *np = dev_archdata_get_node(&dev->archdata);
+ struct device_node *np = dev->of_node;
struct fsl_spi_platform_data *pdata = dev->platform_data;
struct mpc8xxx_spi_probe_info *pinfo = to_of_pinfo(pdata);
unsigned int ngpios;
const struct of_device_id *ofid)
{
struct device *dev = &ofdev->dev;
- struct device_node *np = ofdev->node;
+ struct device_node *np = ofdev->dev.of_node;
struct mpc8xxx_spi_probe_info *pinfo;
struct fsl_spi_platform_data *pdata;
struct spi_master *master;
MODULE_DEVICE_TABLE(of, of_mpc8xxx_spi_match);
static struct of_platform_driver of_mpc8xxx_spi_driver = {
- .name = "mpc8xxx_spi",
- .match_table = of_mpc8xxx_spi_match,
+ .driver = {
+ .name = "mpc8xxx_spi",
+ .owner = THIS_MODULE,
+ .of_match_table = of_mpc8xxx_spi_match,
+ },
.probe = of_mpc8xxx_spi_probe,
.remove = __devexit_p(of_mpc8xxx_spi_remove),
};
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/usb.h>
+ #include <linux/usb/hcd.h>
#include <linux/of_platform.h>
#include <linux/of_gpio.h>
#include <linux/slab.h>
#include <asm/qe.h>
#include <asm/fsl_gtm.h>
- #include "../core/hcd.h"
#include "fhci.h"
void fhci_start_sof_timer(struct fhci_hcd *fhci)
const struct of_device_id *ofid)
{
struct device *dev = &ofdev->dev;
- struct device_node *node = ofdev->node;
+ struct device_node *node = dev->of_node;
struct usb_hcd *hcd;
struct fhci_hcd *fhci;
struct resource usb_regs;
}
for (j = 0; j < NUM_PINS; j++) {
- fhci->pins[j] = qe_pin_request(ofdev->node, j);
+ fhci->pins[j] = qe_pin_request(node, j);
if (IS_ERR(fhci->pins[j])) {
ret = PTR_ERR(fhci->pins[j]);
dev_err(dev, "can't get pin %d: %d\n", j, ret);
MODULE_DEVICE_TABLE(of, of_fhci_match);
static struct of_platform_driver of_fhci_driver = {
- .name = "fsl,usb-fhci",
- .match_table = of_fhci_match,
+ .driver = {
+ .name = "fsl,usb-fhci",
+ .owner = THIS_MODULE,
+ .of_match_table = of_fhci_match,
+ },
.probe = of_fhci_probe,
.remove = __devexit_p(of_fhci_remove),
};
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/usb/isp1760.h>
+ #include <linux/usb/hcd.h>
- #include "../core/hcd.h"
#include "isp1760-hcd.h"
#ifdef CONFIG_PPC_OF
const struct of_device_id *match)
{
struct usb_hcd *hcd;
- struct device_node *dp = dev->node;
+ struct device_node *dp = dev->dev.of_node;
struct resource *res;
struct resource memory;
struct of_irq oirq;
int virq;
- u64 res_len;
+ resource_size_t res_len;
int ret;
const unsigned int *prop;
unsigned int devflags = 0;
if (ret)
return -ENXIO;
- res = request_mem_region(memory.start, memory.end - memory.start + 1,
- dev_name(&dev->dev));
+ res_len = resource_size(&memory);
+
+ res = request_mem_region(memory.start, res_len, dev_name(&dev->dev));
if (!res)
return -EBUSY;
- res_len = memory.end - memory.start + 1;
-
if (of_irq_map_one(dp, 0, &oirq)) {
ret = -ENODEV;
goto release_reg;
return ret;
release_reg:
- release_mem_region(memory.start, memory.end - memory.start + 1);
+ release_mem_region(memory.start, res_len);
return ret;
}
MODULE_DEVICE_TABLE(of, of_isp1760_match);
static struct of_platform_driver isp1760_of_driver = {
- .name = "nxp-isp1760",
- .match_table = of_isp1760_match,
+ .driver = {
+ .name = "nxp-isp1760",
+ .owner = THIS_MODULE,
+ .of_match_table = of_isp1760_match,
+ },
.probe = of_isp1760_probe,
.remove = of_isp1760_remove,
};
#include <linux/types.h>
#include <linux/module.h>
#include <linux/pm.h>
- #include <linux/semaphore.h>
#include <asm/atomic.h>
#include <asm/device.h>
struct class_private;
struct bus_type;
struct bus_type_private;
+struct device_node;
struct bus_attribute {
struct attribute attr;
bool suppress_bind_attrs; /* disables bind/unbind via sysfs */
+#if defined(CONFIG_OF)
+ const struct of_device_id *of_match_table;
+#endif
+
int (*probe) (struct device *dev);
int (*remove) (struct device *dev);
void (*shutdown) (struct device *dev);
int (*suspend)(struct device *dev, pm_message_t state);
int (*resume)(struct device *dev);
+ const struct kobj_ns_type_operations *ns_type;
+ const void *(*namespace)(struct device *dev);
+
const struct dev_pm_ops *pm;
struct class_private *p;
const char *init_name; /* initial name of the device */
struct device_type *type;
- struct semaphore sem; /* semaphore to synchronize calls to
+ struct mutex mutex; /* mutex to synchronize calls to
* its driver.
*/
override */
/* arch specific additions */
struct dev_archdata archdata;
+#ifdef CONFIG_OF
+ struct device_node *of_node;
+#endif
dev_t devt; /* dev_t, creates the sysfs "dev" */
static inline const char *dev_name(const struct device *dev)
{
+ /* Use the init name until the kobject becomes available */
+ if (dev->init_name)
+ return dev->init_name;
+
return kobject_name(&dev->kobj);
}
static inline void device_lock(struct device *dev)
{
- down(&dev->sem);
+ mutex_lock(&dev->mutex);
}
static inline int device_trylock(struct device *dev)
{
- return down_trylock(&dev->sem);
+ return mutex_trylock(&dev->mutex);
}
static inline void device_unlock(struct device *dev)
{
- up(&dev->sem);
+ mutex_unlock(&dev->mutex);
}
void driver_init(void);
#include <linux/device.h> /* for struct device */
#include <linux/sched.h> /* for completion */
#include <linux/mutex.h>
+#include <linux/of.h> /* for struct device_node */
extern struct bus_type i2c_bus_type;
unsigned short addr;
void *platform_data;
struct dev_archdata *archdata;
+#ifdef CONFIG_OF
+ struct device_node *of_node;
+#endif
int irq;
};
int nr;
char name[48];
struct completion dev_released;
+
+ struct list_head userspace_clients;
};
#define to_i2c_adapter(d) container_of(d, struct i2c_adapter, dev)
projects / firefly-linux-kernel-4.4.55.git / commitdiff