Several fixes as well where the +1 was missing.
Done via coccinelle scripts like:
@@
struct resource *ptr;
@@
- ptr->end - ptr->start + 1
+ resource_size(ptr)
and some grep and typing.
Mostly uncompiled, no cross-compilers.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
spin_lock_init(&devptr->scoop_lock);
inf = pdev->dev.platform_data;
- devptr->base = ioremap(mem->start, mem->end - mem->start + 1);
+ devptr->base = ioremap(mem->start, resource_size(mem));
if (!devptr->base) {
ret = -ENOMEM;
if (ARRAY_SIZE(lcdc_resources) > 2) {
void __iomem *fb;
struct resource *fb_res = &lcdc_resources[2];
- size_t fb_len = fb_res->end - fb_res->start + 1;
+ size_t fb_len = resource_size(fb_res);
fb = ioremap(fb_res->start, fb_len);
if (fb) {
struct pcie_port *pp = pcie_port + i;
mv78xx0_setup_pcie_io_win(win++, pp->res[0].start,
- pp->res[0].end - pp->res[0].start + 1,
- pp->maj, pp->min);
+ resource_size(&pp->res[0]),
+ pp->maj, pp->min);
mv78xx0_setup_pcie_mem_win(win++, pp->res[1].start,
- pp->res[1].end - pp->res[1].start + 1,
- pp->maj, pp->min);
+ resource_size(&pp->res[1]),
+ pp->maj, pp->min);
}
}
0 == res->start) {
res->start = curr_start;
res->end += curr_start;
- curr_start += (res->end - res->start + 1);
+ curr_start += resource_size(res);
printk(KERN_INFO "core.c: Mapping RAM " \
"%#x-%#x to device %s:%s\n",
goto err_free_clk;
}
- r = request_mem_region(r->start, r->end - r->start + 1, pdev->name);
+ r = request_mem_region(r->start, resource_size(r), pdev->name);
if (r == NULL) {
dev_err(&pdev->dev, "failed to request memory resource\n");
ret = -EBUSY;
goto err_free_clk;
}
- pwm->mmio_base = ioremap(r->start, r->end - r->start + 1);
+ pwm->mmio_base = ioremap(r->start, resource_size(r));
if (pwm->mmio_base == NULL) {
dev_err(&pdev->dev, "failed to ioremap() registers\n");
ret = -ENODEV;
return 0;
err_free_mem:
- release_mem_region(r->start, r->end - r->start + 1);
+ release_mem_region(r->start, resource_size(r));
err_free_clk:
clk_put(pwm->clk);
err_free:
iounmap(pwm->mmio_base);
r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(r->start, r->end - r->start + 1);
+ release_mem_region(r->start, resource_size(r));
clk_put(pwm->clk);
goto err_res;
}
- mem = request_mem_region(res->start,
- ((res->end) - (res->start)) + 1, pdev->name);
+ mem = request_mem_region(res->start, resource_size(res),
+ pdev->name);
if (!mem) {
dev_err(dev, "Failed to request the memory region of %s.\n",
sysmmu_ips_name[i]);
goto err_res;
}
- sysmmusfrs[i] = ioremap(res->start, res->end - res->start + 1);
+ sysmmusfrs[i] = ioremap(res->start, resource_size(res));
if (!sysmmusfrs[i]) {
dev_err(dev, "Failed to ioremap() for %s.\n",
sysmmu_ips_name[i]);
static u32 *s3c_pm_countram(struct resource *res, u32 *val)
{
- u32 size = (u32)(res->end - res->start)+1;
+ u32 size = (u32)resource_size(res);
size += CHECK_CHUNKSIZE-1;
size /= CHECK_CHUNKSIZE;
find_bootmap_pfn(const struct resource *mem)
{
unsigned long bootmap_pages, bootmap_len;
- unsigned long node_pages = PFN_UP(mem->end - mem->start + 1);
+ unsigned long node_pages = PFN_UP(resource_size(mem));
unsigned long bootmap_start;
bootmap_pages = bootmem_bootmap_pages(node_pages);
*/
if (res->start >= PFN_PHYS(first_pfn)
&& res->end < PFN_PHYS(max_pfn))
- reserve_bootmem_node(
- NODE_DATA(node), res->start,
- res->end - res->start + 1,
- BOOTMEM_DEFAULT);
+ reserve_bootmem_node(NODE_DATA(node),
+ res->start,
+ resource_size(res),
+ BOOTMEM_DEFAULT);
}
node_set_online(node);
}
eic->first_irq = EIM_IRQ_BASE + 32 * pdev->id;
- eic->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ eic->regs = ioremap(regs->start, resource_size(regs));
if (!eic->regs) {
dev_dbg(&pdev->dev, "failed to map regs\n");
goto err_ioremap;
hsmc->pclk = pclk;
hsmc->mck = mck;
- hsmc->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ hsmc->regs = ioremap(regs->start, resource_size(regs));
if (!hsmc->regs)
goto out_disable_clocks;
clk_enable(pclk);
- intc0.regs = ioremap(regs->start, regs->end - regs->start + 1);
+ intc0.regs = ioremap(regs->start, resource_size(regs));
if (!intc0.regs) {
printk(KERN_EMERG "intc: failed to map registers (0x%08lx)\n",
(unsigned long)regs->start);
clk_enable(pio->clk);
pio->pdev = pdev;
- pio->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ pio->regs = ioremap(regs->start, resource_size(regs));
/* start with irqs disabled and acked */
pio_writel(pio, IDR, ~0UL);
static resource_size_t pcibios_io_size(const struct pci_controller *hose)
{
- return hose->io_resource.end - hose->io_resource.start + 1;
+ return resource_size(&hose->io_resource);
}
int pcibios_vaddr_is_ioport(void __iomem *address)
rc32434_pcibridge_init();
io_map_base = ioremap(rc32434_res_pci_io1.start,
- rc32434_res_pci_io1.end - rc32434_res_pci_io1.start + 1);
+ resource_size(&rcrc32434_res_pci_io1));
if (!io_map_base)
return -ENOMEM;
struct resource *res = vr41xx_pci_controller.io_resource;
master = setup->master_io;
io_map_base = ioremap(master->bus_base_address,
- res->end - res->start + 1);
+ resource_size(res));
if (!io_map_base)
return -EBUSY;
/* Loop through looking for resources that want a particular address */
for (i = 0; gp_resources[i].flags != 0; i++) {
- int size = gp_resources[i].end - gp_resources[i].start + 1;
+ int size = resource_size(&gp_resources[i]);
if ((gp_resources[i].start != 0) &&
((gp_resources[i].flags & IORESOURCE_MEM) != 0)) {
reserve_bootmem(dma_to_phys(gp_resources[i].start),
size, 0);
- total += gp_resources[i].end -
- gp_resources[i].start + 1;
+ total += resource_size(&gp_resources[i]);
pr_info("reserve resource %s at %08x (%u bytes)\n",
gp_resources[i].name, gp_resources[i].start,
- gp_resources[i].end -
- gp_resources[i].start + 1);
+ resource_size(&gp_resources[i]));
}
}
/* Loop through assigning addresses for those that are left */
for (i = 0; gp_resources[i].flags != 0; i++) {
- int size = gp_resources[i].end - gp_resources[i].start + 1;
+ int size = resource_size(&gp_resources[i]);
if ((gp_resources[i].start == 0) &&
((gp_resources[i].flags & IORESOURCE_MEM) != 0)) {
void *mem = alloc_bootmem_pages(size);
struct resource *res = &dev->resource[resource_no];
if (res->start == 0 || res->end == 0 || res->end < res->start)
return 0;
- return res->end - res->start + 1;
+ return resource_size(res);
}
extern int macio_enable_devres(struct macio_dev *dev);
/* We might have got these values via the command line or the
* device tree, either way sanitise them now. */
- crash_size = crashk_res.end - crashk_res.start + 1;
+ crash_size = resource_size(&crashk_res);
#ifndef CONFIG_RELOCATABLE
if (crashk_res.start != KDUMP_KERNELBASE)
if (crashk_res.start != 0) {
prom_add_property(node, &crashk_base_prop);
- crashk_size = crashk_res.end - crashk_res.start + 1;
+ crashk_size = resource_size(&crashk_res);
prom_add_property(node, &crashk_size_prop);
}
}
#ifdef CONFIG_PPC64
return hose->pci_io_size;
#else
- return hose->io_resource.end - hose->io_resource.start + 1;
+ return resource_size(&hose->io_resource);
#endif
}
(unsigned long long)res->flags);
out_be32(&pci_regs->iw0btar,
MPC52xx_PCI_IWBTAR_TRANSLATION(res->start, res->start,
- res->end - res->start + 1));
+ resource_size(res)));
iwcr0 = MPC52xx_PCI_IWCR_ENABLE | MPC52xx_PCI_IWCR_MEM;
if (res->flags & IORESOURCE_PREFETCH)
iwcr0 |= MPC52xx_PCI_IWCR_READ_MULTI;
res->start, res->end, res->flags);
out_be32(&pci_regs->iw1btar,
MPC52xx_PCI_IWBTAR_TRANSLATION(res->start, res->start,
- res->end - res->start + 1));
+ resource_size(res)));
iwcr1 = MPC52xx_PCI_IWCR_ENABLE | MPC52xx_PCI_IWCR_MEM;
if (res->flags & IORESOURCE_PREFETCH)
iwcr1 |= MPC52xx_PCI_IWCR_READ_MULTI;
out_be32(&pci_regs->iw2btar,
MPC52xx_PCI_IWBTAR_TRANSLATION(hose->io_base_phys,
res->start,
- res->end - res->start + 1));
+ resource_size(res)));
iwcr2 = MPC52xx_PCI_IWCR_ENABLE | MPC52xx_PCI_IWCR_IO;
/* Set all the IWCR fields at once; they're in the same reg */
hose->ops = &mpc52xx_pci_ops;
- pci_regs = ioremap(rsrc.start, rsrc.end - rsrc.start + 1);
+ pci_regs = ioremap(rsrc.start, resource_size(&rsrc));
if (!pci_regs)
return -ENOMEM;
__func__);
return;
}
- base = ioremap(res.start, res.end - res.start + 1);
+ base = ioremap(res.start, resource_size(&res));
/*
* IMMR + 0x14A8[4:5] = 11 (clk delay for UCC 2)
struct resource res;
of_address_to_resource(np, 0, &res);
- bcsr_regs = ioremap(res.start, res.end - res.start +1);
+ bcsr_regs = ioremap(res.start, resource_size(&res));
of_node_put(np);
}
struct resource res;
of_address_to_resource(np, 0, &res);
- bcsr_regs = ioremap(res.start, res.end - res.start + 1);
+ bcsr_regs = ioremap(res.start, resource_size(&res));
of_node_put(np);
}
if (!bcsr_regs)
struct resource res;
of_address_to_resource(np, 0, &res);
- bcsr_regs = ioremap(res.start, res.end - res.start +1);
+ bcsr_regs = ioremap(res.start, resource_size(&res));
of_node_put(np);
}
of_node_put(np);
return ret;
}
- usb_regs = ioremap(res.start, res.end - res.start + 1);
+ usb_regs = ioremap(res.start, resource_size(&res));
/* Using on-chip PHY */
if (prop && (!strcmp(prop, "utmi_wide") ||
printk(KERN_INFO "sbc8560: Found BRSTCR at i/o 0x%x\n", res.start);
- brstcr = ioremap(res.start, res.end - res.start);
+ brstcr = ioremap(res.start, resource_size(&res));
if(!brstcr)
printk(KERN_WARNING "sbc8560: ioremap of brstcr failed.\n");
continue;
}
- l2_base = ioremap(r[0].start, r[0].end - r[0].start + 1);
+ l2_base = ioremap(r[0].start, resource_size(&r[0]));
xes_mpc85xx_configure_l2(l2_base);
}
if (of_address_to_resource(node, 0, &r))
goto error;
- hose->cfg_addr = ioremap(r.start, (r.end - r.start + 1));
+ hose->cfg_addr = ioremap(r.start, resource_size(&r));
if (!hose->cfg_addr)
goto error;
pr_debug("EPCI: cfg_addr map 0x%016llx->0x%016lx + 0x%016llx\n",
- r.start, (unsigned long)hose->cfg_addr, (r.end - r.start + 1));
+ r.start, (unsigned long)hose->cfg_addr, resource_size(&r));
if (of_address_to_resource(node, 2, &r))
goto error;
- hose->cfg_data = ioremap(r.start, (r.end - r.start + 1));
+ hose->cfg_data = ioremap(r.start, resource_size(&r));
if (!hose->cfg_data)
goto error;
pr_debug("EPCI: cfg_data map 0x%016llx->0x%016lx + 0x%016llx\n",
- r.start, (unsigned long)hose->cfg_data, (r.end - r.start + 1));
+ r.start, (unsigned long)hose->cfg_data, resource_size(&r));
hose->ops = &celleb_epci_ops;
celleb_epci_init(hose);
pr_err("PCIEXC:Failed to get config resource.\n");
return 1;
}
- phb->cfg_addr = ioremap(r.start, r.end - r.start + 1);
+ phb->cfg_addr = ioremap(r.start, resource_size(&r));
if (!phb->cfg_addr) {
pr_err("PCIEXC:Failed to remap SMMIO region.\n");
return 1;
return ret;
if (phys)
*phys = resource.start;
- len = resource.end - resource.start + 1;
+ len = resource_size(&resource);
*virt = ioremap(resource.start, len);
if (!*virt)
return -EINVAL;
return 0;
}
of_node_put(np);
- Hydra = ioremap(r.start, r.end-r.start);
+ Hydra = ioremap(r.start, resource_size(&r));
printk("Hydra Mac I/O at %llx\n", (unsigned long long)r.start);
printk("Hydra Feature_Control was %x",
in_le32(&Hydra->Feature_Control));
res.start = 0xfd800000;
res.end = res.start + 0x1000;
}
- dma_status = __ioremap(res.start, res.end-res.start, 0);
+ dma_status = __ioremap(res.start, resource_size(&res), 0);
pci_dev_put(iob_pdev);
for (i = 0; i < MAX_TXCH; i++)
/* Try to obtain an address */
if (of_address_to_resource(dp, 0, &r1) == 0) {
nvram_naddrs = 1;
- s1 = (r1.end - r1.start) + 1;
+ s1 = resource_size(&r1);
if (of_address_to_resource(dp, 1, &r2) == 0) {
nvram_naddrs = 2;
- s2 = (r2.end - r2.start) + 1;
+ s2 = resource_size(&r2);
}
}
* into cfg_addr
*/
hose->cfg_data = ioremap(cfg_res.start, 0x02000000);
- hose->cfg_addr = ioremap(self_res.start,
- self_res.end - self_res.start + 1);
+ hose->cfg_addr = ioremap(self_res.start, resource_size(&self_res));
/*
* /ht node doesn't expose a "ranges" property, we read the register
*/
if (r->start >= 0xf0000000 && r->start < 0xf3000000)
continue;
- if (!region || (r->end - r->start) >
- (region->end - region->start))
+ if (!region || resource_size(r) > resource_size(region))
region = r;
}
/* Nothing found, bail */
return 0;
}
of_node_put(vias);
- via = ioremap(rsrc.start, rsrc.end - rsrc.start + 1);
+ via = ioremap(rsrc.start, resource_size(&rsrc));
if (via == NULL) {
printk(KERN_ERR "Failed to map VIA for timer calibration !\n");
return 0;
goto failed;
}
- bank->size = resource.end - resource.start + 1;
+ bank->size = resource_size(&resource);
if (bank->size == 0) {
dev_err(&device->dev, "No DDR2 memory found for %s%d\n",
if (ret)
goto end;
- cpic_reg = ioremap(res.start, res.end - res.start + 1);
+ cpic_reg = ioremap(res.start, resource_size(&res));
if (cpic_reg == NULL)
goto end;
max = r.end;
rh_attach_region(&cpm_muram_info, r.start - muram_pbase,
- r.end - r.start + 1);
+ resource_size(&r));
}
muram_vbase = ioremap(muram_pbase, max - muram_pbase + 1);
DARTMAP_RPNMASK);
/* Map in DART registers */
- dart = ioremap(r.start, r.end - r.start + 1);
+ dart = ioremap(r.start, resource_size(&r));
if (dart == NULL)
panic("DART: Cannot map registers!");
goto error_out;
}
- msi->msi_regs = ioremap(res.start, res.end - res.start + 1);
+ msi->msi_regs = ioremap(res.start, resource_size(&res));
if (!msi->msi_regs) {
dev_err(&dev->dev, "ioremap problem failed\n");
goto error_out;
{
resource_size_t pci_addr = res->start - offset;
resource_size_t phys_addr = res->start;
- resource_size_t size = res->end - res->start + 1;
+ resource_size_t size = resource_size(res);
u32 flags = 0x80044000; /* enable & mem R/W */
unsigned int i;
char *name = hose->dn->full_name;
pr_debug("PCI memory map start 0x%016llx, size 0x%016llx\n",
- (u64)rsrc->start, (u64)rsrc->end - (u64)rsrc->start + 1);
+ (u64)rsrc->start, (u64)resource_size(rsrc));
if (of_device_is_compatible(hose->dn, "fsl,qoriq-pcie-v2.2")) {
win_idx = 2;
end_idx = 3;
}
- pci = ioremap(rsrc->start, rsrc->end - rsrc->start + 1);
+ pci = ioremap(rsrc->start, resource_size(rsrc));
if (!pci) {
dev_err(hose->parent, "Unable to map ATMU registers\n");
return;
} else {
pr_debug("PCI IO resource start 0x%016llx, size 0x%016llx, "
"phy base 0x%016llx.\n",
- (u64)hose->io_resource.start,
- (u64)hose->io_resource.end - (u64)hose->io_resource.start + 1,
- (u64)hose->io_base_phys);
+ (u64)hose->io_resource.start,
+ (u64)resource_size(&hose->io_resource),
+ (u64)hose->io_base_phys);
out_be32(&pci->pow[j].potar, (hose->io_resource.start >> 12));
out_be32(&pci->pow[j].potear, 0);
out_be32(&pci->pow[j].powbar, (hose->io_base_phys >> 12));
port->priv = priv;
port->phys_efptr = 0x100;
- priv->regs_win = ioremap(regs.start, regs.end - regs.start + 1);
+ priv->regs_win = ioremap(regs.start, resource_size(®s));
rio_regs_win = priv->regs_win;
/* Probe the master port phy type */
return NULL;
}
- ipic->regs = ioremap(res.start, res.end - res.start + 1);
+ ipic->regs = ioremap(res.start, resource_size(&res));
ipic->irqhost->host_data = ipic;
goto out;
}
nvram_addr = r.start;
- mmio_nvram_len = r.end - r.start + 1;
+ mmio_nvram_len = resource_size(&r);
if ( (!mmio_nvram_len) || (!nvram_addr) ) {
printk(KERN_WARNING "nvram: address or length is 0\n");
ret = -EIO;
if (ret)
goto out;
- siu_reg = ioremap(res.start, res.end - res.start + 1);
+ siu_reg = ioremap(res.start, resource_size(&res));
if (siu_reg == NULL) {
ret = -EINVAL;
goto out;
of_node_put(np);
- mpsc_base = ioremap(r[0].start, r[0].end - r[0].start + 1);
+ mpsc_base = ioremap(r[0].start, resource_size(&r[0]));
if (!mpsc_base)
return;
- mpsc_intr_cause = ioremap(r[1].start, r[1].end - r[1].start + 1);
+ mpsc_intr_cause = ioremap(r[1].start, resource_size(&r[1]));
if (!mpsc_intr_cause) {
iounmap(mpsc_base);
return;
if (ppc4xx_setup_one_pci_PMM(hose, reg,
res->start,
res->start - hose->pci_mem_offset,
- res->end + 1 - res->start,
+ resource_size(res),
res->flags,
j) == 0) {
j++;
void __iomem *reg,
const struct resource *res)
{
- resource_size_t size = res->end - res->start + 1;
+ resource_size_t size = resource_size(res);
u32 sa;
/* Calculate window size */
bus_range = of_get_property(np, "bus-range", NULL);
/* Map registers */
- reg = ioremap(rsrc_reg.start, rsrc_reg.end + 1 - rsrc_reg.start);
+ reg = ioremap(rsrc_reg.start, resource_size(&rsrc_reg));
if (reg == NULL) {
printk(KERN_ERR "%s: Can't map registers !", np->full_name);
goto fail;
if (ppc4xx_setup_one_pcix_POM(hose, reg,
res->start,
res->start - hose->pci_mem_offset,
- res->end + 1 - res->start,
+ resource_size(res),
res->flags,
j) == 0) {
j++;
int big_pim,
int enable_msi_hole)
{
- resource_size_t size = res->end - res->start + 1;
+ resource_size_t size = resource_size(res);
u32 sa;
/* RAM is always at 0 */
bus_range = of_get_property(np, "bus-range", NULL);
/* Map registers */
- reg = ioremap(rsrc_reg.start, rsrc_reg.end + 1 - rsrc_reg.start);
+ reg = ioremap(rsrc_reg.start, resource_size(&rsrc_reg));
if (reg == NULL) {
printk(KERN_ERR "%s: Can't map registers !", np->full_name);
goto fail;
if (ppc4xx_setup_one_pciex_POM(port, hose, mbase,
res->start,
res->start - hose->pci_mem_offset,
- res->end + 1 - res->start,
+ resource_size(res),
res->flags,
j) == 0) {
j++;
void __iomem *mbase,
struct resource *res)
{
- resource_size_t size = res->end - res->start + 1;
+ resource_size_t size = resource_size(res);
u64 sa;
if (port->endpoint) {
return;
}
- qe_ic->regs = ioremap(res.start, res.end - res.start + 1);
+ qe_ic->regs = ioremap(res.start, resource_size(&res));
qe_ic->irqhost->host_data = qe_ic;
qe_ic->hc_irq = qe_ic_irq_chip;
ret = of_address_to_resource(np, 0, &res);
if (ret)
return ret;
- par_io = ioremap(res.start, res.end - res.start + 1);
+ par_io = ioremap(res.start, resource_size(&res));
num_ports = of_get_property(np, "num-ports", NULL);
if (num_ports)
return -1;
}
- if (icp_native_map_one_cpu(*indx, r.start, r.end - r.start))
+ if (icp_native_map_one_cpu(*indx, r.start, resource_size(&r)))
return -1;
(*indx)++;
for (k = 0; k < tiop->num_resources; k++) {
res = tiop->resource + k;
- len += roundup((res->end - res->start) + 1, PAGE_SIZE);
+ len += roundup(resource_size(res), PAGE_SIZE);
flags |= res->flags;
}
(unsigned long)(tiop->virt_base + len),
res->flags & IORESOURCE_IO ? "io" : "mmio",
(unsigned long)res->start);
- len += roundup((res->end - res->start) + 1, PAGE_SIZE);
+ len += roundup(resource_size(res), PAGE_SIZE);
}
tiop->magic = IO_TRAPPED_MAGIC;
return tiop->virt_base + voffs;
}
- len = (res->end - res->start) + 1;
+ len = resource_size(res);
voffs += roundup(len, PAGE_SIZE);
}
}
for (k = 0; k < tiop->num_resources; k++) {
res = tiop->resource + k;
- len = roundup((res->end - res->start) + 1, PAGE_SIZE);
+ len = roundup(resource_size(res), PAGE_SIZE);
if (address < (vaddr + len))
return res->start + (address - vaddr);
vaddr += len;
if (crashk_res.end == crashk_res.start)
goto disable;
- crash_size = PAGE_ALIGN(crashk_res.end - crashk_res.start + 1);
+ crash_size = PAGE_ALIGN(resource_size(&crashk_res));
if (!crashk_res.start) {
unsigned long max = memblock_end_of_DRAM() - memory_limit;
crashk_res.start = __memblock_alloc_base(crash_size, PAGE_SIZE, max);
}
pa &= PAGE_MASK;
- sparc_mapiorange(bus, pa, res->start, res->end - res->start + 1);
+ sparc_mapiorange(bus, pa, res->start, resource_size(res));
return (void __iomem *)(unsigned long)(res->start + offset);
}
{
unsigned long plen;
- plen = res->end - res->start + 1;
+ plen = resource_size(res);
BUG_ON((plen & (PAGE_SIZE-1)) != 0);
sparc_unmapiorange(res->start, plen);
release_resource(res);
}
n = PAGE_ALIGN(n);
- if ((res->end-res->start)+1 != n) {
+ if (resource_size(res) != n) {
printk("sbus_free_consistent: region 0x%lx asked 0x%zx\n",
- (long)((res->end-res->start)+1), n);
+ (long)resource_size(res), n);
return;
}
}
n = PAGE_ALIGN(n);
- if ((res->end-res->start)+1 != n) {
+ if (resource_size(res) != n) {
printk("pci_free_consistent: region 0x%lx asked 0x%lx\n",
- (long)((res->end-res->start)+1), (long)n);
+ (long)resource_size(res), (long)n);
return;
}
unsigned long space_size, user_offset, user_size;
if (mmap_state == pci_mmap_io) {
- space_size = (pbm->io_space.end -
- pbm->io_space.start) + 1;
+ space_size = resource_size(&pbm->io_space);
} else {
- space_size = (pbm->mem_space.end -
- pbm->mem_space.start) + 1;
+ space_size = resource_size(&pbm->mem_space);
}
/* Make sure the request is in range. */
#ifdef CONFIG_KEXEC
if (crashk_res.start != crashk_res.end)
- reserve_bootmem(crashk_res.start,
- crashk_res.end - crashk_res.start + 1, 0);
+ reserve_bootmem(crashk_res.start, resource_size(&crashk_res), 0);
#endif
}
continue;
/* cover the whole region */
- npages = (r->end - r->start) >> PAGE_SHIFT;
+ npages = resource_size(r) >> PAGE_SHIFT;
npages++;
iommu_range_reserve(tbl, r->start, npages);
/* check for extension rom (ignore length byte!) */
rom = isa_bus_to_virt(extension_rom_resource.start);
if (romsignature(rom)) {
- length = extension_rom_resource.end - extension_rom_resource.start + 1;
+ length = resource_size(&extension_rom_resource);
if (romchecksum(rom, length)) {
request_resource(&iomem_resource, &extension_rom_resource);
upper = extension_rom_resource.start;
cur->bsr_minor = i + total_bsr_devs;
cur->bsr_addr = res.start;
- cur->bsr_len = res.end - res.start + 1;
+ cur->bsr_len = resource_size(&res);
cur->bsr_bytes = bsr_bytes[i];
cur->bsr_stride = bsr_stride[i];
cur->bsr_dev = MKDEV(bsr_major, i + total_bsr_devs);
drvdata->mem_start = regs_res->start;
drvdata->mem_end = regs_res->end;
- drvdata->mem_size = regs_res->end - regs_res->start + 1;
+ drvdata->mem_size = resource_size(regs_res);
if (!request_mem_region(drvdata->mem_start,
drvdata->mem_size, DRIVER_NAME)) {
if (!res)
return -ENODEV;
- msp->xor_base = devm_ioremap(&pdev->dev, res->start,
- res->end - res->start + 1);
+ msp->xor_base = devm_ioremap(&pdev->dev, res->start, resource_size(res));
if (!msp->xor_base)
return -EBUSY;
return -ENODEV;
msp->xor_high_base = devm_ioremap(&pdev->dev, res->start,
- res->end - res->start + 1);
+ resource_size(res));
if (!msp->xor_high_base)
return -EBUSY;
if (of_node_to_nid(np) != priv->node)
continue;
csrow->first_page = r.start >> PAGE_SHIFT;
- csrow->nr_pages = (r.end - r.start + 1) >> PAGE_SHIFT;
+ csrow->nr_pages = resource_size(&r) >> PAGE_SHIFT;
csrow->last_page = csrow->first_page + csrow->nr_pages - 1;
csrow->mtype = MEM_XDR;
csrow->edac_mode = EDAC_SECDED;
/* we only need the error registers */
r.start += 0xe00;
- if (!devm_request_mem_region(&op->dev, r.start,
- r.end - r.start + 1, pdata->name)) {
+ if (!devm_request_mem_region(&op->dev, r.start, resource_size(&r),
+ pdata->name)) {
printk(KERN_ERR "%s: Error while requesting mem region\n",
__func__);
res = -EBUSY;
goto err;
}
- pdata->l2_vbase = devm_ioremap(&op->dev, r.start, r.end - r.start + 1);
+ pdata->l2_vbase = devm_ioremap(&op->dev, r.start, resource_size(&r));
if (!pdata->l2_vbase) {
printk(KERN_ERR "%s: Unable to setup L2 err regs\n", __func__);
res = -ENOMEM;
goto err;
}
- if (!devm_request_mem_region(&op->dev, r.start,
- r.end - r.start + 1, pdata->name)) {
+ if (!devm_request_mem_region(&op->dev, r.start, resource_size(&r),
+ pdata->name)) {
printk(KERN_ERR "%s: Error while requesting mem region\n",
__func__);
res = -EBUSY;
goto err;
}
- pdata->mc_vbase = devm_ioremap(&op->dev, r.start, r.end - r.start + 1);
+ pdata->mc_vbase = devm_ioremap(&op->dev, r.start, resource_size(&r));
if (!pdata->mc_vbase) {
printk(KERN_ERR "%s: Unable to setup MC err regs\n", __func__);
res = -ENOMEM;
if (!memres)
goto err_no_resource;
- if (request_mem_region(memres->start, memres->end - memres->start, "GPIO Controller")
- == NULL) {
+ if (!request_mem_region(memres->start, resource_size(memres),
+ "GPIO Controller")) {
err = -ENODEV;
goto err_no_ioregion;
}
free_irq(gpio_ports[i].irq, &gpio_ports[i]);
iounmap(virtbase);
err_no_ioremap:
- release_mem_region(memres->start, memres->end - memres->start);
+ release_mem_region(memres->start, resource_size(memres));
err_no_ioregion:
err_no_resource:
clk_disable(clk);
for (i = 0 ; i < U300_GPIO_NUM_PORTS; i++)
free_irq(gpio_ports[i].irq, &gpio_ports[i]);
iounmap(virtbase);
- release_mem_region(memres->start, memres->end - memres->start);
+ release_mem_region(memres->start, resource_size(memres));
clk_disable(clk);
clk_put(clk);
return 0;
return -ENODEV;
}
- mem_size = mem->end - mem->start + 1;
+ mem_size = resource_size(mem);
if (request_mem_region(mem->start, mem_size, "palm_bk3710") == NULL) {
printk(KERN_ERR "failed to request memory region\n");
return -EBUSY;
return -ENODEV;
if (!devm_request_mem_region(&pdev->dev, res->start,
- res->end - res->start + 1, "tx4938ide"))
+ resource_size(res), "tx4938ide"))
return -EBUSY;
mapbase = (unsigned long)devm_ioremap(&pdev->dev, res->start,
- res->end - res->start + 1);
+ resource_size(res));
if (!mapbase)
return -EBUSY;
memset(&hw, 0, sizeof(hw));
out:
sa1111_disable_device(ps2if->dev);
- release_mem_region(dev->res.start,
- dev->res.end - dev->res.start + 1);
+ release_mem_region(dev->res.start, resource_size(&dev->res));
free:
sa1111_set_drvdata(dev, NULL);
kfree(ps2if);
struct ps2if *ps2if = sa1111_get_drvdata(dev);
serio_unregister_port(ps2if->io);
- release_mem_region(dev->res.start,
- dev->res.end - dev->res.start + 1);
+ release_mem_region(dev->res.start, resource_size(&dev->res));
sa1111_set_drvdata(dev, NULL);
kfree(ps2if);
if (!res)
return -ENOENT;
- res_len = res->end - res->start + 1;
+ res_len = resource_size(res);
res = request_mem_region(res->start, res_len, res->name);
if (!res)
dev_err(cam->dev, "no mem resource?\n");
goto err;
}
- if (!request_mem_region(mem->start, (mem->end - mem->start) + 1,
- pdev->name)) {
+ if (!request_mem_region(mem->start, resource_size(mem), pdev->name)) {
dev_err(cam->dev,
"cannot reserve camera register I/O region\n");
goto err;
}
cam->mmio_base_phys = mem->start;
- cam->mmio_size = (mem->end - mem->start) + 1;
+ cam->mmio_size = resource_size(mem);
/* map the region */
cam->mmio_base = (unsigned long)
if (root && allocate_resource(root, res, sb->desired_mem_size, sb->desired_mem_size, sb->desired_mem_size, 1 << 20, /* Unspecified, so use 1Mb and play safe */
NULL, NULL) >= 0) {
c->mem_alloc = 1;
- sb->current_mem_size = 1 + res->end - res->start;
+ sb->current_mem_size = resource_size(res);
sb->current_mem_base = res->start;
osm_info("%s: allocated %llu bytes of PCI memory at "
"0x%016llX.\n", c->name,
- (unsigned long long)(1 + res->end - res->start),
+ (unsigned long long)resource_size(res),
(unsigned long long)res->start);
}
}
if (root && allocate_resource(root, res, sb->desired_io_size, sb->desired_io_size, sb->desired_io_size, 1 << 20, /* Unspecified, so use 1Mb and play safe */
NULL, NULL) >= 0) {
c->io_alloc = 1;
- sb->current_io_size = 1 + res->end - res->start;
+ sb->current_io_size = resource_size(res);
sb->current_mem_base = res->start;
osm_info("%s: allocated %llu bytes of PCI I/O at "
"0x%016llX.\n", c->name,
- (unsigned long long)(1 + res->end - res->start),
+ (unsigned long long)resource_size(res),
(unsigned long long)res->start);
}
}
if (ret)
goto err_resource;
- tc6387xb->scr = ioremap(rscr->start, rscr->end - rscr->start + 1);
+ tc6387xb->scr = ioremap(rscr->start, resource_size(rscr));
if (!tc6387xb->scr) {
ret = -ENOMEM;
goto err_ioremap;
}
ssc->pdev = pdev;
- ssc->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ ssc->regs = ioremap(regs->start, resource_size(regs));
if (!ssc->regs) {
dev_dbg(&pdev->dev, "ioremap failed\n");
retval = -EINVAL;
p->pdev = pdev;
p->mask = *mp;
p->irq = irq;
- p->base = ioremap(r->start, r->end - r->start + 1);
+ p->base = ioremap(r->start, resource_size(r));
if (!p->base)
goto fail;
p->clk = clk_get(&pdev->dev, "pwm_clk");
INIT_LIST_HEAD(&host->queue);
ret = -ENOMEM;
- host->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ host->regs = ioremap(regs->start, resource_size(regs));
if (!host->regs)
goto err_freehost;
state->map.write = bfin_flash_write;
state->map.copy_to = bfin_flash_copy_to;
state->map.bankwidth = pdata->width;
- state->map.size = memory->end - memory->start + 1;
+ state->map.size = resource_size(memory);
state->map.virt = (void __iomem *)memory->start;
state->map.phys = memory->start;
state->map.map_priv_1 = (unsigned long)state;
if (!plat)
return -ENODEV;
- window_size = dev->resource->end - dev->resource->start + 1;
+ window_size = resource_size(dev->resource);
dev_info(&dev->dev, "Probe of IXP2000 flash(%d banks x %dMiB)\n",
ixp_data->nr_banks, ((u32)window_size >> 20));
info->map.copy_to = ixp2000_flash_copy_to;
info->res = request_mem_region(dev->resource->start,
- dev->resource->end - dev->resource->start + 1,
- dev_name(&dev->dev));
+ resource_size(dev->resource),
+ dev_name(&dev->dev));
if (!info->res) {
dev_err(&dev->dev, "Could not reserve memory region\n");
err = -ENOMEM;
goto Error;
}
- info->map.map_priv_1 = (unsigned long) ioremap(dev->resource->start,
- dev->resource->end - dev->resource->start + 1);
+ info->map.map_priv_1 =
+ (unsigned long)ioremap(dev->resource->start,
+ resource_size(dev->resource));
if (!info->map.map_priv_1) {
dev_err(&dev->dev, "Failed to ioremap flash region\n");
err = -EIO;
info->map.name = (char *) flash->name;
info->map.bankwidth = flash->width;
info->map.phys = res->start;
- info->map.size = res->end - res->start + 1;
+ info->map.size = resource_size(res);
info->parts = flash->parts;
info->nr_parts = flash->nr_parts;
host->io_phys = (dma_addr_t)mem->start;
- host->io_base = ioremap(mem->start, mem->end - mem->start + 1);
+ host->io_base = ioremap(mem->start, resource_size(mem));
if (host->io_base == NULL) {
printk(KERN_ERR "atmel_nand: ioremap failed\n");
res = -EIO;
if (no_ecc)
nand_chip->ecc.mode = NAND_ECC_NONE;
if (hard_ecc && regs) {
- host->ecc = ioremap(regs->start, regs->end - regs->start + 1);
+ host->ecc = ioremap(regs->start, resource_size(regs));
if (host->ecc == NULL) {
printk(KERN_ERR "atmel_nand: ioremap failed\n");
res = -EIO;
return -ENXIO;
/* map physical address */
- bcm_umi_io_base = ioremap(r->start, r->end - r->start + 1);
+ bcm_umi_io_base = ioremap(r->start, resource_size(r));
if (!bcm_umi_io_base) {
printk(KERN_ERR "ioremap to access BCM UMI NAND chip failed\n");
}
regs_paddr = res.start;
- regs_size = res.end - res.start + 1;
+ regs_size = resource_size(&res);
if (!devm_request_mem_region(dev, regs_paddr, regs_size, DRV_NAME)) {
dev_err(dev, "Error requesting memory region!\n");
if (ret)
goto out;
- iomem_size = res_mem->end - res_mem->start + 1;
+ iomem_size = resource_size(res_mem);
if (!request_mem_region(res_mem->start, iomem_size, "bcm63xx_enet")) {
ret = -EBUSY;
goto out;
/* release device resources */
iounmap(priv->base);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
/* disable hw block clocks */
if (priv->phy_clk) {
if (!res)
return -ENODEV;
- iomem_size = res->end - res->start + 1;
+ iomem_size = resource_size(res);
if (!request_mem_region(res->start, iomem_size, "bcm63xx_enet_dma"))
return -EBUSY;
iounmap(bcm_enet_shared_base);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
return 0;
}
if (!pres)
goto platform_resource_failed;
card->dpram_phys = pres->start;
- card->dpram_size = pres->end - pres->start + 1;
+ card->dpram_size = resource_size(pres);
card->dpram = ioremap_nocache(card->dpram_phys, card->dpram_size);
if (!card->dpram) {
dev_alert(&card->pdev->dev, "dpram ioremap failed\n");
}
priv->emac_base_phys = res->start + pdata->ctrl_reg_offset;
- size = res->end - res->start + 1;
+ size = resource_size(res);
if (!request_mem_region(res->start, size, ndev->name)) {
dev_err(&pdev->dev, "failed request_mem_region() for regs\n");
rc = -ENXIO;
cpdma_ctlr_destroy(priv->dma);
no_dma:
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
iounmap(priv->remap_addr);
probe_quit:
cpdma_chan_destroy(priv->rxchan);
cpdma_ctlr_destroy(priv->dma);
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
unregister_netdev(ndev);
iounmap(priv->remap_addr);
priv = netdev_priv(netdev);
priv->netdev = netdev;
priv->dma_alloc = 0;
- priv->io_region_size = mmio->end - mmio->start + 1;
+ priv->io_region_size = resource_size(mmio);
priv->iobase = devm_ioremap_nocache(&pdev->dev, netdev->base_addr,
resource_size(mmio));
"Error while parsing device node resource\n" );
goto err_netdev;
}
- if ((mem.end - mem.start + 1) < sizeof(struct mpc52xx_fec)) {
+ if (resource_size(&mem) < sizeof(struct mpc52xx_fec)) {
printk(KERN_ERR DRIVER_NAME
- " - invalid resource size (%lx < %x), check mpc52xx_devices.c\n",
- (unsigned long)(mem.end - mem.start + 1), sizeof(struct mpc52xx_fec));
+ " - invalid resource size (%lx < %x), check mpc52xx_devices.c\n",
+ (unsigned long)resource_size(&mem),
+ sizeof(struct mpc52xx_fec));
rv = -EINVAL;
goto err_netdev;
}
if (ret)
return ret;
- if (res.end - res.start < 13)
+ if (resource_size(&res) <= 13)
return -ENODEV;
/* This should really encode the pin number as well, but all
return -ENODEV;
mdc_pin = *data;
- bitbang->dir = ioremap(res.start, res.end - res.start + 1);
+ bitbang->dir = ioremap(res.start, resource_size(&res));
if (!bitbang->dir)
return -ENOMEM;
snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", res.start);
- fec->fecp = ioremap(res.start, res.end - res.start + 1);
+ fec->fecp = ioremap(res.start, resource_size(&res));
if (!fec->fecp)
goto out_fec;
spin_lock_init(&etsects->lock);
etsects->regs = ioremap(etsects->rsrc->start,
- 1 + etsects->rsrc->end - etsects->rsrc->start);
+ resource_size(etsects->rsrc));
if (!etsects->regs) {
pr_err("ioremap ptp registers failed\n");
goto no_ioremap;
}
// TODO : request_mem_region
dev->emacp = ioremap(dev->rsrc_regs.start,
- dev->rsrc_regs.end - dev->rsrc_regs.start + 1);
+ resource_size(&dev->rsrc_regs));
if (dev->emacp == NULL) {
printk(KERN_ERR "%s: Can't map device registers!\n",
np->full_name);
clk_enable(bp->hclk);
#endif
- bp->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ bp->regs = ioremap(regs->start, resource_size(regs));
if (!bp->regs) {
dev_err(&pdev->dev, "failed to map registers, aborting.\n");
err = -ENOMEM;
if (msp == NULL)
goto out;
- msp->base = ioremap(res->start, res->end - res->start + 1);
+ msp->base = ioremap(res->start, resource_size(res));
if (msp->base == NULL)
goto out_free;
err = -ENODEV;
goto err_netdev;
}
- pep->base = ioremap(res->start, res->end - res->start + 1);
+ pep->base = ioremap(res->start, resource_size(res));
if (pep->base == NULL) {
err = -ENOMEM;
goto err_netdev;
res = platform_get_resource(pldev, IORESOURCE_MEM, 0);
BUG_ON(!res);
- sbm_base = ioremap_nocache(res->start, res->end - res->start + 1);
+ sbm_base = ioremap_nocache(res->start, resource_size(res));
if (!sbm_base) {
printk(KERN_ERR "%s: unable to map device registers\n",
dev_name(&pldev->dev));
goto exit_mem;
}
- size = (res->end - res->start) + 1;
+ size = resource_size(res);
spacing = size / 3;
dd->io = request_mem_region(res->start, size, pdev->name);
pci_bus_for_each_resource(bus, res, index) {
if (res && (res->flags & IORESOURCE_MEM) &&
!(res->flags & IORESOURCE_PREFETCH)) {
- out += sprintf(out, "start = %8.8llx, "
- "length = %8.8llx\n",
- (unsigned long long)res->start,
- (unsigned long long)(res->end - res->start));
+ out += sprintf(out, "start = %8.8llx, length = %8.8llx\n",
+ (unsigned long long)res->start,
+ (unsigned long long)resource_size(res));
}
}
out += sprintf(out, "Free resources: prefetchable memory\n");
pci_bus_for_each_resource(bus, res, index) {
if (res && (res->flags & IORESOURCE_MEM) &&
(res->flags & IORESOURCE_PREFETCH)) {
- out += sprintf(out, "start = %8.8llx, "
- "length = %8.8llx\n",
- (unsigned long long)res->start,
- (unsigned long long)(res->end - res->start));
+ out += sprintf(out, "start = %8.8llx, length = %8.8llx\n",
+ (unsigned long long)res->start,
+ (unsigned long long)resource_size(res));
}
}
out += sprintf(out, "Free resources: IO\n");
pci_bus_for_each_resource(bus, res, index) {
if (res && (res->flags & IORESOURCE_IO)) {
- out += sprintf(out, "start = %8.8llx, "
- "length = %8.8llx\n",
- (unsigned long long)res->start,
- (unsigned long long)(res->end - res->start));
+ out += sprintf(out, "start = %8.8llx, length = %8.8llx\n",
+ (unsigned long long)res->start,
+ (unsigned long long)resource_size(res));
}
}
out += sprintf(out, "Free resources: bus numbers\n");
}
/* reserve chip-select regions */
- if (!request_mem_region(io->start, io->end + 1 - io->start,
- driver_name)) {
+ if (!request_mem_region(io->start, resource_size(io), driver_name)) {
status = -ENXIO;
goto fail1;
}
return 0;
fail2:
- release_mem_region(io->start, io->end + 1 - io->start);
+ release_mem_region(io->start, resource_size(io));
fail1:
if (cf->socket.io_offset)
iounmap((void __iomem *) cf->socket.io_offset);
struct resource *io = cf->socket.io[0].res;
pcmcia_unregister_socket(&cf->socket);
- release_mem_region(io->start, io->end + 1 - io->start);
+ release_mem_region(io->start, resource_size(io));
iounmap((void __iomem *) cf->socket.io_offset);
if (board->irq_pin) {
free_irq(board->irq_pin, cf);
cf->ofdev = ofdev;
cf->mem_phys = mem.start;
- cf->mem_size = PAGE_ALIGN(mem.end - mem.start);
+ cf->mem_size = PAGE_ALIGN(resource_size(&mem));
cf->mem_base = ioremap(cf->mem_phys, cf->mem_size);
- cf->io_size = PAGE_ALIGN(io.end - io.start);
+ cf->io_size = PAGE_ALIGN(resource_size(&io));
area = __get_vm_area(cf->io_size, 0, PHB_IO_BASE, PHB_IO_END);
if (area == NULL)
try = res->end + 1;
if ((*base == 0) || (*base == try)) {
if (adjust_resource(s->io[i].res, res->start,
- res->end - res->start + num + 1))
+ resource_size(res) + num))
continue;
*base = try;
s->io[i].InUse += num;
try = res->start - num;
if ((*base == 0) || (*base == try)) {
if (adjust_resource(s->io[i].res,
- res->start - num,
- res->end - res->start + num + 1))
+ res->start - num,
+ resource_size(res) + num))
continue;
*base = try;
s->io[i].InUse += num;
res->end + num);
if (!ret) {
ret = adjust_resource(s->io[i].res, res->start,
- res->end - res->start + num + 1);
+ resource_size(res) + num);
if (ret)
continue;
*base = try;
res->end);
if (!ret) {
ret = adjust_resource(s->io[i].res,
- res->start - num,
- res->end - res->start + num + 1);
+ res->start - num,
+ resource_size(res) + num);
if (ret)
continue;
*base = try;
io->minimum = p->start;
io->maximum = p->end;
io->alignment = 0; /* Correct? */
- io->address_length = p->end - p->start + 1;
+ io->address_length = resource_size(p);
} else {
io->minimum = 0;
io->address_length = 0;
if (pnp_resource_enabled(p)) {
fixed_io->address = p->start;
- fixed_io->address_length = p->end - p->start + 1;
+ fixed_io->address_length = resource_size(p);
} else {
fixed_io->address = 0;
fixed_io->address_length = 0;
memory24->minimum = p->start;
memory24->maximum = p->end;
memory24->alignment = 0;
- memory24->address_length = p->end - p->start + 1;
+ memory24->address_length = resource_size(p);
} else {
memory24->minimum = 0;
memory24->address_length = 0;
memory32->minimum = p->start;
memory32->maximum = p->end;
memory32->alignment = 0;
- memory32->address_length = p->end - p->start + 1;
+ memory32->address_length = resource_size(p);
} else {
memory32->minimum = 0;
memory32->alignment = 0;
p->flags & IORESOURCE_MEM_WRITEABLE ?
ACPI_READ_WRITE_MEMORY : ACPI_READ_ONLY_MEMORY;
fixed_memory32->address = p->start;
- fixed_memory32->address_length = p->end - p->start + 1;
+ fixed_memory32->address_length = resource_size(p);
} else {
fixed_memory32->address = 0;
fixed_memory32->address_length = 0;
if (pnp_resource_enabled(res)) {
base = res->start;
- len = res->end - res->start + 1;
+ len = resource_size(res);
} else {
base = 0;
len = 0;
if (pnp_resource_enabled(res)) {
base = res->start;
- len = res->end - res->start + 1;
+ len = resource_size(res);
} else {
base = 0;
len = 0;
if (pnp_resource_enabled(res)) {
base = res->start;
- len = res->end - res->start + 1;
+ len = resource_size(res);
} else {
base = 0;
len = 0;
if (pnp_resource_enabled(res)) {
base = res->start;
- len = res->end - res->start + 1;
+ len = resource_size(res);
} else {
base = 0;
len = 0;
struct resource *res)
{
unsigned long base = res->start;
- unsigned long len = res->end - res->start + 1;
+ unsigned long len = resource_size(res);
if (pnp_resource_enabled(res)) {
base = res->start;
- len = res->end - res->start + 1;
+ len = resource_size(res);
} else {
base = 0;
len = 0;
}
rtc->irq = irq;
- rtc->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ rtc->regs = ioremap(regs->start, resource_size(regs));
if (!rtc->regs) {
ret = -ENOMEM;
dev_dbg(&pdev->dev, "could not map I/O memory\n");
* (needing ioremap etc), not i/o space resources like this ...
*/
ports = request_region(ports->start,
- ports->end + 1 - ports->start,
+ resource_size(ports),
driver_name);
if (!ports) {
dev_dbg(dev, "i/o registers already in use\n");
cmos_rtc.dev = NULL;
rtc_device_unregister(cmos_rtc.rtc);
cleanup0:
- release_region(ports->start, ports->end + 1 - ports->start);
+ release_region(ports->start, resource_size(ports));
return retval;
}
cmos->rtc = NULL;
ports = cmos->iomem;
- release_region(ports->start, ports->end + 1 - ports->start);
+ release_region(ports->start, resource_size(ports));
cmos->iomem = NULL;
cmos->dev = NULL;
if (!priv)
return -ENOMEM;
- priv->size = res->end - res->start + 1;
+ priv->size = resource_size(res);
if (!request_mem_region(res->start, priv->size, pdev->name)) {
ret = -EBUSY;
goto out;
pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return -ENOMEM;
- pdata->size = res->end - res->start + 1;
+ pdata->size = resource_size(res);
if (!devm_request_mem_region(&pdev->dev, res->start, pdata->size,
pdev->name))
return -EBUSY;
pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
if (!pdata)
return -ENOMEM;
- pdata->size = res->end - res->start + 1;
+ pdata->size = resource_size(res);
if (!devm_request_mem_region(&pdev->dev, res->start, pdata->size,
pdev->name))
return -EBUSY;
if (!priv)
return -ENOMEM;
- priv->size = res->end - res->start + 1;
+ priv->size = resource_size(res);
/*
* kludge: remove the #ifndef after ioc3 resource
* conflicts are resolved
if (!m48t59->ioaddr) {
/* ioaddr not mapped externally */
- m48t59->ioaddr = ioremap(res->start, res->end - res->start + 1);
+ m48t59->ioaddr = ioremap(res->start, resource_size(res));
if (!m48t59->ioaddr)
goto out;
}
if (!iomem)
return -ENODEV;
- iomem = request_mem_region(iomem->start,
- iomem->end + 1 - iomem->start,
- driver_name);
+ iomem = request_mem_region(iomem->start, resource_size(iomem),
+ driver_name);
if (!iomem) {
dev_dbg(dev, "i/o mem already in use.\n");
return -EBUSY;
return -ENOENT;
}
- puv3_rtc_mem = request_mem_region(res->start,
- res->end-res->start+1,
- pdev->name);
+ puv3_rtc_mem = request_mem_region(res->start, resource_size(res),
+ pdev->name);
if (puv3_rtc_mem == NULL) {
dev_err(&pdev->dev, "failed to reserve memory region\n");
return -ENOENT;
}
- s3c_rtc_mem = request_mem_region(res->start,
- res->end-res->start+1,
+ s3c_rtc_mem = request_mem_region(res->start, resource_size(res),
pdev->name);
if (s3c_rtc_mem == NULL) {
goto err_nores;
}
- s3c_rtc_base = ioremap(res->start, res->end - res->start + 1);
+ s3c_rtc_base = ioremap(res->start, resource_size(res));
if (s3c_rtc_base == NULL) {
dev_err(&pdev->dev, "failed ioremap()\n");
ret = -EINVAL;
zd_a2232[nr_a2232] = z;
boardaddr = ZTWO_VADDR( z->resource.start );
- printk("Board is located at address 0x%x, size is 0x%x.\n", boardaddr, (unsigned int) ((z->resource.end+1) - (z->resource.start)));
+ printk("Board is located at address 0x%x, size is 0x%x\n",
+ boardaddr, (unsigned int)resource_size(&z->resource));
mem = (volatile struct a2232memory *) boardaddr;
{
struct drm_psb_private *dev_priv = dev->dev_private;
u32 *gtt_slot, pte;
- int numpages = (r->resource.end + 1 - r->resource.start) >> PAGE_SHIFT;
+ int numpages = resource_size(&r->resource) >> PAGE_SHIFT;
struct page **pages;
int i;
{
struct drm_psb_private *dev_priv = dev->dev_private;
u32 *gtt_slot, pte;
- int numpages = (r->resource.end + 1 - r->resource.start) >> PAGE_SHIFT;
+ int numpages = resource_size(&r->resource) >> PAGE_SHIFT;
int i;
WARN_ON(r->stolen);
struct address_space *mapping;
int i;
struct page *p;
- int pages = (gt->resource.end + 1 - gt->resource.start) >> PAGE_SHIFT;
+ int pages = resource_size(>->resource) >> PAGE_SHIFT;
WARN_ON(gt->pages);
static void psb_gtt_detach_pages(struct gtt_range *gt)
{
int i;
- int pages = (gt->resource.end + 1 - gt->resource.start) >> PAGE_SHIFT;
+ int pages = resource_size(>->resource) >> PAGE_SHIFT;
for (i = 0; i < pages; i++) {
/* FIXME: do we need to force dirty */
goto out_error_free_peripherals;
}
- uart->port.membase = ioremap(res->start,
- res->end - res->start);
+ uart->port.membase = ioremap(res->start, resource_size(res));
if (!uart->port.membase) {
dev_err(&pdev->dev, "Cannot map uart IO\n");
ret = -ENXIO;
}
bfin_earlyprintk_port.port.membase = ioremap(res->start,
- res->end - res->start);
+ resource_size(res));
if (!bfin_earlyprintk_port.port.membase) {
dev_err(&pdev->dev, "Cannot map uart IO\n");
ret = -ENXIO;
struct resource *mmres;
mmres = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(mmres->start, mmres->end - mmres->start + 1);
+ release_mem_region(mmres->start, resource_size(mmres));
}
/*
if (!mmres)
return -ENODEV;
- ret = request_mem_region(mmres->start, mmres->end - mmres->start + 1,
- "imx-uart");
+ ret = request_mem_region(mmres->start, resource_size(mmres), "imx-uart");
return ret ? 0 : -EBUSY;
}
* If we have a mapbase, then request that as well.
*/
if (ret == 0 && up->port.flags & UPF_IOREMAP) {
- int size = res->end - res->start + 1;
+ int size = resource_size(res);
up->port.membase = ioremap(up->port.mapbase, size);
if (!up->port.membase)
return -ENODEV;
}
- if (!request_mem_region(mem->start, (mem->end - mem->start) + 1,
- pdev->dev.driver->name)) {
+ if (!request_mem_region(mem->start, resource_size(mem),
+ pdev->dev.driver->name)) {
dev_err(&pdev->dev, "memory region already claimed\n");
return -EBUSY;
}
dev_err(&pdev->dev, "[UART%d]: failure [%s]: %d\n",
pdev->id, __func__, ret);
do_release_region:
- release_mem_region(mem->start, (mem->end - mem->start) + 1);
+ release_mem_region(mem->start, resource_size(mem));
return ret;
}
break;
}
- sport->port.membase = ioremap(mmres->start, mmres->end - mmres->start + 1);
+ sport->port.membase = ioremap(mmres->start, resource_size(mmres));
if (!sport->port.membase) {
ret = -ENOMEM;
goto err_clk;
rp = &op->resource[0];
up->port.mapbase = rp->start;
- up->reg_size = (rp->end - rp->start) + 1;
+ up->reg_size = resource_size(rp);
up->port.membase = of_ioremap(rp, 0, up->reg_size, "su");
if (!up->port.membase) {
if (type != SU_PORT_PORT)
snprintf(vt8500_port->name, sizeof(vt8500_port->name),
"VT8500 UART%d", pdev->id);
- vt8500_port->uart.membase = ioremap(mmres->start,
- mmres->end - mmres->start + 1);
+ vt8500_port->uart.membase = ioremap(mmres->start, resource_size(mmres));
if (!vt8500_port->uart.membase) {
ret = -ENOMEM;
goto err;
uiomem->memtype = UIO_MEM_PHYS;
uiomem->addr = r->start;
- uiomem->size = r->end - r->start + 1;
+ uiomem->size = resource_size(r);
++uiomem;
}
uiomem->memtype = UIO_MEM_PHYS;
uiomem->addr = r->start;
- uiomem->size = r->end - r->start + 1;
+ uiomem->size = resource_size(r);
++uiomem;
}
regs_resource = platform_get_resource(udc->pdev, IORESOURCE_MEM,
CTRL_IOMEM_ID);
- regs->d_inode->i_size = regs_resource->end - regs_resource->start + 1;
+ regs->d_inode->i_size = resource_size(regs_resource);
udc->debugfs_regs = regs;
usba_ep_init_debugfs(udc, to_usba_ep(udc->gadget.ep0));
}
if (pdata->operating_mode == FSL_USB2_DR_DEVICE) {
- if (!request_mem_region(res->start, res->end - res->start + 1,
+ if (!request_mem_region(res->start, resource_size(res),
driver_name)) {
ERR("request mem region for %s failed\n", pdev->name);
ret = -EBUSY;
iounmap(dr_regs);
err_release_mem_region:
if (pdata->operating_mode == FSL_USB2_DR_DEVICE)
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
err_kfree:
kfree(udc_controller);
udc_controller = NULL;
free_irq(udc_controller->irq, udc_controller);
iounmap(dr_regs);
if (pdata->operating_mode == FSL_USB2_DR_DEVICE)
- release_mem_region(res->start, res->end - res->start + 1);
+ release_mem_region(res->start, resource_size(res));
device_unregister(&udc_controller->gadget.dev);
/* free udc --wait for the release() finished */
return -ENOMEM;
hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
dev_dbg(&pdev->dev, "controller already in use\n");
}
hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
driver->description)) {
goto err2;
}
hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
driver->description)) {
dev_dbg(&pdev->dev, "controller already in use\n");
return -ENOMEM;
hcd->rsrc_start = res.start;
- hcd->rsrc_len = res.end - res.start + 1;
+ hcd->rsrc_len = resource_size(&res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__);
goto fail_request_resource;
}
hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
driver->description)) {
return -ENOMEM;
hcd->rsrc_start = res_mem->start;
- hcd->rsrc_len = res_mem->end - res_mem->start + 1;
+ hcd->rsrc_len = resource_size(res_mem);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
OCTEON_EHCI_HCD_NAME)) {
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
if (res == NULL)
return -ENOMEM;
- res_len = res->end - res->start + 1;
+ res_len = resource_size(res);
if (!request_mem_region(res->start, res_len, "mab regs"))
return -EBUSY;
retval = -ENOMEM;
goto err2;
}
- res_len = res->end - res->start + 1;
+ res_len = resource_size(res);
if (!request_mem_region(res->start, res_len, "usbid regs")) {
retval = -EBUSY;
goto err2;
return 0;
err3:
res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
- res_len = res->end - res->start + 1;
+ res_len = resource_size(res);
release_mem_region(res->start, res_len);
err2:
iounmap(dev->mab_regs);
err1:
res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- res_len = res->end - res->start + 1;
+ res_len = resource_size(res);
release_mem_region(res->start, res_len);
dev_err(&pdev->dev, "Failed to map non-EHCI regs.\n");
return retval;
goto err1;
}
hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, dev->name)) {
retval = -EBUSY;
goto err1;
return -ENOMEM;
hcd->rsrc_start = res.start;
- hcd->rsrc_len = res.end - res.start + 1;
+ hcd->rsrc_len = resource_size(&res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__);
}
hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
retval = -EBUSY;
return -ENOMEM;
hcd->rsrc_start = res.start;
- hcd->rsrc_len = res.end - res.start + 1;
+ hcd->rsrc_len = resource_size(&res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__);
goto err_regs;
}
- hcd->regs = ioremap(usb_regs.start, usb_regs.end - usb_regs.start + 1);
+ hcd->regs = ioremap(usb_regs.start, resource_size(&usb_regs));
if (!hcd->regs) {
dev_err(dev, "could not ioremap regs\n");
ret = -ENOMEM;
ret = -ENODEV;
goto err_put_hcd;
}
- hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_start = res->start;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
dev_dbg(&pdev->dev, "controller already in use\n");
goto err1;
}
hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
driver->description)) {
goto err2;
}
hcd->rsrc_start = mem->start;
- hcd->rsrc_len = mem->end - mem->start + 1;
+ hcd->rsrc_len = resource_size(mem);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
dev_dbg(&pdev->dev, "request_mem_region failed\n");
return -ENOMEM;
hcd->rsrc_start = res_mem->start;
- hcd->rsrc_len = res_mem->end - res_mem->start + 1;
+ hcd->rsrc_len = resource_size(res_mem);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
OCTEON_OHCI_HCD_NAME)) {
return -ENOMEM;
hcd->rsrc_start = res.start;
- hcd->rsrc_len = res.end - res.start + 1;
+ hcd->rsrc_len = resource_size(&res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__);
if (!hcd)
return -ENOMEM;
hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
pr_debug("%s: request_mem_region failed\n", __FILE__);
if (!hcd)
return -ENOMEM;
hcd->rsrc_start = dev->res.start;
- hcd->rsrc_len = dev->res.end - dev->res.start + 1;
+ hcd->rsrc_len = resource_size(&dev->res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
dbg("request_mem_region failed");
goto err0;
}
- if (!request_mem_region(mem->start, mem->end - mem->start + 1,
- pdev->name)) {
+ if (!request_mem_region(mem->start, resource_size(mem), pdev->name)) {
dev_err(dev, "request_mem_region failed\n");
retval = -EBUSY;
goto err0;
if (!dma_declare_coherent_memory(dev, mem->start,
mem->start - mem->parent->start,
- (mem->end - mem->start) + 1,
+ resource_size(mem),
DMA_MEMORY_MAP |
DMA_MEMORY_EXCLUSIVE)) {
dev_err(dev, "cannot declare coherent memory\n");
}
hcd->rsrc_start = res->start;
- hcd->rsrc_len = res->end - res->start + 1;
+ hcd->rsrc_len = resource_size(res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, pdev->name)) {
dev_err(dev, "request_mem_region failed\n");
err2:
dma_release_declared_memory(dev);
err1:
- release_mem_region(mem->start, mem->end - mem->start + 1);
+ release_mem_region(mem->start, resource_size(mem));
err0:
return retval;
}
dma_release_declared_memory(&pdev->dev);
mem = platform_get_resource(pdev, IORESOURCE_MEM, 1);
if (mem)
- release_mem_region(mem->start, mem->end - mem->start + 1);
+ release_mem_region(mem->start, resource_size(mem));
/* mask interrupts and disable power */
}
hcd->rsrc_start = regs->start;
- hcd->rsrc_len = regs->end - regs->start + 1;
+ hcd->rsrc_len = resource_size(regs);
tmio = hcd_to_tmio(hcd);
spin_lock_init(&tmio->lock);
- tmio->ccr = ioremap(config->start, config->end - config->start + 1);
+ tmio->ccr = ioremap(config->start, resource_size(config));
if (!tmio->ccr) {
ret = -ENOMEM;
goto err_ioremap_ccr;
if (!dma_declare_coherent_memory(&dev->dev, sram->start,
sram->start,
- sram->end - sram->start + 1,
+ resource_size(sram),
DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE)) {
ret = -EBUSY;
goto err_dma_declare;
return -ENODEV;
}
memstart = res->start;
- memlen = res->end - res->start + 1;
+ memlen = resource_size(res);
dev_dbg(&pdev->dev, "MEM resource %lx-%lx\n", memstart, memlen);
if (!request_mem_region(memstart, memlen,
oxu_hc_driver.description)) {
return -ENOMEM;
hcd->rsrc_start = res.start;
- hcd->rsrc_len = res.end - res.start + 1;
+ hcd->rsrc_len = resource_size(&res);
if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
printk(KERN_ERR "%s: request_mem_region failed\n", __FILE__);
if (whc->qset_pool)
dma_pool_destroy(whc->qset_pool);
- len = whc->umc->resource.end - whc->umc->resource.start + 1;
+ len = resource_size(&whc->umc->resource);
if (whc->base)
iounmap(whc->base);
if (whc->base_phys)
struct umc_dev *umc_dev = whcrc->umc_dev;
whcrc->area = umc_dev->resource.start;
- whcrc->rc_len = umc_dev->resource.end - umc_dev->resource.start + 1;
+ whcrc->rc_len = resource_size(&umc_dev->resource);
result = -EBUSY;
if (request_mem_region(whcrc->area, whcrc->rc_len, KBUILD_MODNAME) == NULL) {
dev_err(dev, "can't request URC region (%zu bytes @ 0x%lx): %d\n",
if (map) {
/* use a pre-allocated memory buffer */
info->fix.smem_start = map->start;
- info->fix.smem_len = map->end - map->start + 1;
+ info->fix.smem_len = resource_size(map);
if (!request_mem_region(info->fix.smem_start,
info->fix.smem_len, pdev->name)) {
ret = -EBUSY;
/* LCDC registers */
info->fix.mmio_start = regs->start;
- info->fix.mmio_len = regs->end - regs->start + 1;
+ info->fix.mmio_len = resource_size(regs);
if (!request_mem_region(info->fix.mmio_start,
info->fix.mmio_len, pdev->name)) {
raddr = addr + 0x7ff000UL;
rrp = &pdev->resource[2];
- if ((rrp->flags & IORESOURCE_MEM) && request_mem_region(rrp->start, rrp->end - rrp->start + 1, "atyfb")) {
+ if ((rrp->flags & IORESOURCE_MEM) &&
+ request_mem_region(rrp->start, resource_size(rrp), "atyfb")) {
par->aux_start = rrp->start;
- par->aux_size = rrp->end - rrp->start + 1;
+ par->aux_size = resource_size(rrp);
raddr = rrp->start;
PRINTKI("using auxiliary register aperture\n");
}
/* Reserve space */
res_start = rp->start;
- res_size = rp->end - rp->start + 1;
+ res_size = resource_size(rp);
if (!request_mem_region(res_start, res_size, "atyfb"))
return -EBUSY;
}
au1100fb_fix.mmio_start = regs_res->start;
- au1100fb_fix.mmio_len = regs_res->end - regs_res->start + 1;
+ au1100fb_fix.mmio_len = resource_size(regs_res);
if (!request_mem_region(au1100fb_fix.mmio_start, au1100fb_fix.mmio_len,
DRIVER_NAME)) {
return -EBUSY;
}
- info->screen_size = res->end - res->start + 1;
+ info->screen_size = resource_size(res);
info->screen_base = ioremap(res->start, info->screen_size);
info->fbops = &cobalt_lcd_fbops;
info->fix = cobalt_lcdfb_fix;
/* Map in frame buffer and registers */
p->fb_orig_base = fb_res.start;
- p->fb_orig_size = fb_res.end - fb_res.start + 1;
+ p->fb_orig_size = resource_size(&fb_res);
/* use the big-endian aperture (??) */
p->frame_buffer_phys = fb_res.start + 0x800000;
p->control_regs_phys = reg_res.start;
- p->control_regs_size = reg_res.end - reg_res.start + 1;
+ p->control_regs_size = resource_size(®_res);
if (!p->fb_orig_base ||
!request_mem_region(p->fb_orig_base,p->fb_orig_size,"controlfb")) {
goto fbrel;
}
- res_size = 1 + res.end - res.start;
+ res_size = resource_size(&res);
par->res = request_mem_region(res.start, res_size, DRV_NAME);
if (par->res == NULL) {
dev_err(dev, "Cannot claim framebuffer/mmio\n");
{
struct fb_info *fbi = dev_get_drvdata(&ofdev->dev);
struct mb862xxfb_par *par = fbi->par;
- resource_size_t res_size = 1 + par->res->end - par->res->start;
+ resource_size_t res_size = resource_size(par->res);
unsigned long reg;
dev_dbg(fbi->dev, "%s release\n", fbi->fix.id);
goto error_get_irq;
}
- mdp->base = ioremap(resource->start,
- resource->end - resource->start);
+ mdp->base = ioremap(resource->start, resource_size(resource));
if (mdp->base == 0) {
printk(KERN_ERR "msmfb: cannot allocate mdp regs!\n");
ret = -ENOMEM;
return -ENOMEM;
}
fb->fix.smem_start = resource->start;
- fb->fix.smem_len = resource->end - resource->start;
- fbram = ioremap(resource->start,
- resource->end - resource->start);
- if (fbram == 0) {
+ fb->fix.smem_len = resource_size(resource);
+ fbram = ioremap(resource->start, resource_size(resource));
+ if (fbram == NULL) {
printk(KERN_ERR "msmfb: cannot allocate fbram!\n");
return -ENOMEM;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- size = (res->end - res->start) + 1;
+ size = resource_size(res);
fbi->mem = request_mem_region(res->start, size, pdev->name);
if (fbi->mem == NULL) {
dev_err(&pdev->dev, "failed to alloc memory region\n");
* northbridge and that can fail. Only request framebuffer
*/
if (!request_mem_region(pinfo->rsrc_fb.start,
- pinfo->rsrc_fb.end - pinfo->rsrc_fb.start + 1,
+ resource_size(&pinfo->rsrc_fb),
"platinumfb framebuffer")) {
printk(KERN_ERR "platinumfb: Can't request framebuffer !\n");
framebuffer_release(info);
iounmap(pinfo->cmap_regs);
release_mem_region(pinfo->rsrc_fb.start,
- pinfo->rsrc_fb.end -
- pinfo->rsrc_fb.start + 1);
+ resource_size(&pinfo->rsrc_fb));
release_mem_region(pinfo->cmap_regs_phys, 0x1000);
info->fix.ypanstep = 0;
info->fix.ywrapstep = 0;
info->fix.mmio_start = res->start;
- info->fix.mmio_len = res->end - res->start + 1;
+ info->fix.mmio_len = resource_size(res);
info->fix.accel = FB_ACCEL_NONE;
info->fbops = &pxa168fb_ops;
info->pseudo_palette = fbi->pseudo_palette;
#define dio_resource_start(d) ((d)->resource.start)
#define dio_resource_end(d) ((d)->resource.end)
-#define dio_resource_len(d) ((d)->resource.end-(d)->resource.start+1)
+#define dio_resource_len(d) (resource_size(&(d)->resource))
#define dio_resource_flags(d) ((d)->resource.flags)
#define dio_request_device(d, name) \
{
if (res->start == 0 && res->end == 0)
return 0;
- return res->end - res->start + 1;
+ return resource_size(res);
}
#define zorro_resource_start(z) ((z)->resource.start)
#define zorro_resource_end(z) ((z)->resource.end)
-#define zorro_resource_len(z) ((z)->resource.end-(z)->resource.start+1)
+#define zorro_resource_len(z) (resource_size(&(z)->resource))
#define zorro_resource_flags(z) ((z)->resource.flags)
#define zorro_request_device(z, name) \
size_t size = 0;
mutex_lock(&kexec_mutex);
if (crashk_res.end != crashk_res.start)
- size = crashk_res.end - crashk_res.start + 1;
+ size = resource_size(&crashk_res);
mutex_unlock(&kexec_mutex);
return size;
}
*/
dev->allocated_resource[i] =
request_mem_region(dev->resources[i].start,
- dev->resources[i].end -
- dev->resources[i].start + 1,
+ resource_size(&dev->resources[i]),
dev->rnames[i]);
if (!dev->allocated_resource[i]) {
printk(KERN_ERR "i2sbus: failed to claim resource %d!\n", i);
}
r = &dev->resources[aoa_resource_i2smmio];
- rlen = r->end - r->start + 1;
+ rlen = resource_size(r);
if (rlen < sizeof(struct i2s_interface_regs))
goto err;
dev->intfregs = ioremap(r->start, rlen);
r = &dev->resources[aoa_resource_txdbdma];
- rlen = r->end - r->start + 1;
+ rlen = resource_size(r);
if (rlen < sizeof(struct dbdma_regs))
goto err;
dev->out.dbdma = ioremap(r->start, rlen);
r = &dev->resources[aoa_resource_rxdbdma];
- rlen = r->end - r->start + 1;
+ rlen = resource_size(r);
if (rlen < sizeof(struct dbdma_regs))
goto err;
dev->in.dbdma = ioremap(r->start, rlen);
goto out_free_card;
}
- dac->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ dac->regs = ioremap(regs->start, resource_size(regs));
if (!dac->regs) {
dev_dbg(&pdev->dev, "could not remap register memory\n");
goto out_free_card;
chip->card = card;
chip->pclk = pclk;
chip->pdev = pdev;
- chip->regs = ioremap(regs->start, regs->end - regs->start + 1);
+ chip->regs = ioremap(regs->start, resource_size(regs));
if (!chip->regs) {
dev_dbg(&pdev->dev, "could not remap register memory\n");
for (i = 0; i < 3; i++) {
if (chip->requested & (1 << i))
release_mem_region(chip->rsrc[i].start,
- chip->rsrc[i].end -
- chip->rsrc[i].start + 1);
+ resource_size(&chip->rsrc[i]));
}
}
goto __error;
}
if (request_mem_region(chip->rsrc[i].start,
- chip->rsrc[i].end -
- chip->rsrc[i].start + 1,
+ resource_size(&chip->rsrc[i]),
rnames[i]) == NULL) {
printk(KERN_ERR "snd: can't request rsrc "
" %d (%s: %pR)\n",
goto __error;
}
if (request_mem_region(chip->rsrc[i].start,
- chip->rsrc[i].end -
- chip->rsrc[i].start + 1,
+ resource_size(&chip->rsrc[i]),
rnames[i]) == NULL) {
printk(KERN_ERR "snd: can't request rsrc "
" %d (%s: %pR)\n",
kfree(ssi_private);
return ret;
}
- ssi_private->ssi = ioremap(res.start, 1 + res.end - res.start);
+ ssi_private->ssi = ioremap(res.start, resource_size(&res));
ssi_private->ssi_phys = res.start;
ssi_private->irq = irq_of_parse_and_map(np, 0);
dev_err(&op->dev, "Missing reg property\n");
return -ENODEV;
}
- regs = ioremap(res.start, 1 + res.end - res.start);
+ regs = ioremap(res.start, resource_size(&res));
if (!regs) {
dev_err(&op->dev, "Could not map registers\n");
return -ENODEV;
projects / firefly-linux-kernel-4.4.55.git / commitdiff