void __init amiga_init_IRQ(void)
{
- request_irq(IRQ_AUTO_1, ami_int1, 0, "int1", NULL);
- request_irq(IRQ_AUTO_3, ami_int3, 0, "int3", NULL);
- request_irq(IRQ_AUTO_4, ami_int4, 0, "int4", NULL);
- request_irq(IRQ_AUTO_5, ami_int5, 0, "int5", NULL);
+ if (request_irq(IRQ_AUTO_1, ami_int1, 0, "int1", NULL))
+ pr_err("Couldn't register int%d\n", 1);
+ if (request_irq(IRQ_AUTO_3, ami_int3, 0, "int3", NULL))
+ pr_err("Couldn't register int%d\n", 3);
+ if (request_irq(IRQ_AUTO_4, ami_int4, 0, "int4", NULL))
+ pr_err("Couldn't register int%d\n", 4);
+ if (request_irq(IRQ_AUTO_5, ami_int5, 0, "int5", NULL))
+ pr_err("Couldn't register int%d\n", 5);
m68k_setup_irq_controller(&amiga_irq_controller, IRQ_USER, AMI_STD_IRQS);
/* override auto int and install CIA handler */
m68k_setup_irq_controller(&auto_irq_controller, base->handler_irq, 1);
m68k_irq_startup(base->handler_irq);
- request_irq(base->handler_irq, cia_handler, IRQF_SHARED, base->name, base);
+ if (request_irq(base->handler_irq, cia_handler, IRQF_SHARED,
+ base->name, base))
+ pr_err("Couldn't register %s interrupt\n", base->name);
}
* Please don't change this to use ciaa, as it interferes with the
* SCSI code. We'll have to take a look at this later
*/
- request_irq(IRQ_AMIGA_CIAB_TA, timer_routine, 0, "timer", NULL);
+ if (request_irq(IRQ_AMIGA_CIAB_TA, timer_routine, 0, "timer", NULL))
+ pr_err("Couldn't register timer interrupt\n");
/* start timer */
ciab.cra |= 0x11;
}
extern int dn_dummy_hwclk(int, struct rtc_time *);
extern int dn_dummy_set_clock_mmss(unsigned long);
extern void dn_dummy_reset(void);
-extern void dn_dummy_waitbut(void);
-extern struct fb_info *dn_fb_init(long *);
-extern void dn_dummy_debug_init(void);
-extern irqreturn_t dn_process_int(int irq, struct pt_regs *fp);
#ifdef CONFIG_HEARTBEAT
static void dn_heartbeat(int on);
#endif
printk("*(0x10803) %02x\n",*(volatile unsigned char *)(timer+0x3));
#endif
- request_irq(IRQ_APOLLO, dn_timer_int, 0, "time", timer_routine);
+ if (request_irq(IRQ_APOLLO, dn_timer_int, 0, "time", timer_routine))
+ pr_err("Couldn't register timer interrupt\n");
}
unsigned long dn_gettimeoffset(void) {
#include <asm/atari_joystick.h>
#include <asm/irq.h>
-extern unsigned int keymap_count;
/* Hook for MIDI serial driver */
void (*atari_MIDI_interrupt_hook) (void);
int atari_keyb_init(void)
{
+ int error;
+
if (atari_keyb_done)
return 0;
kb_state.state = KEYBOARD;
kb_state.len = 0;
- request_irq(IRQ_MFP_ACIA, atari_keyboard_interrupt, IRQ_TYPE_SLOW,
- "keyboard/mouse/MIDI", atari_keyboard_interrupt);
+ error = request_irq(IRQ_MFP_ACIA, atari_keyboard_interrupt,
+ IRQ_TYPE_SLOW, "keyboard/mouse/MIDI",
+ atari_keyboard_interrupt);
+ if (error)
+ return error;
atari_turnoff_irq(IRQ_MFP_ACIA);
do {
void __init stdma_init(void)
{
stdma_isr = NULL;
- request_irq(IRQ_MFP_FDC, stdma_int, IRQ_TYPE_SLOW | IRQF_SHARED,
- "ST-DMA: floppy/ACSI/IDE/Falcon-SCSI", stdma_int);
+ if (request_irq(IRQ_MFP_FDC, stdma_int, IRQ_TYPE_SLOW | IRQF_SHARED,
+ "ST-DMA: floppy/ACSI/IDE/Falcon-SCSI", stdma_int))
+ pr_err("Couldn't register ST-DMA interrupt\n");
}
/* start timer C, div = 1:100 */
mfp.tim_ct_cd = (mfp.tim_ct_cd & 15) | 0x60;
/* install interrupt service routine for MFP Timer C */
- request_irq(IRQ_MFP_TIMC, timer_routine, IRQ_TYPE_SLOW,
- "timer", timer_routine);
+ if (request_irq(IRQ_MFP_TIMC, timer_routine, IRQ_TYPE_SLOW,
+ "timer", timer_routine))
+ pr_err("Couldn't register timer interrupt\n");
}
/* ++andreas: gettimeoffset fixed to check for pending interrupt */
extern int bvme6000_hwclk (int, struct rtc_time *);
extern int bvme6000_set_clock_mmss (unsigned long);
extern void bvme6000_reset (void);
-extern void bvme6000_waitbut(void);
void bvme6000_set_vectors (void);
/* Save tick handler routine pointer, will point to do_timer() in
asm volatile(" movpw %0,%1@(5)" : : "d" (INTVAL), "a" (CLOCKBASE));
- request_irq(IRQ_AUTO_6, hp300_tick, IRQ_FLG_STD, "timer tick", vector);
+ if (request_irq(IRQ_AUTO_6, hp300_tick, IRQ_FLG_STD, "timer tick", vector))
+ pr_err("Couldn't register timer interrupt\n");
out_8(CLOCKBASE + CLKCR2, 0x1); /* select CR1 */
out_8(CLOCKBASE + CLKCR1, 0x40); /* enable irq */
--- /dev/null
+vmlinux.lds
.data
ALIGN
sys_call_table:
- .long sys_ni_syscall /* 0 - old "setup()" system call*/
+ .long sys_restart_syscall /* 0 - old "setup()" system call, used for restarting */
.long sys_exit
.long sys_fork
.long sys_read
#include <linux/initrd.h>
#include <asm/bootinfo.h>
+#include <asm/sections.h>
#include <asm/setup.h>
#include <asm/fpu.h>
#include <asm/irq.h>
int m68k_is040or060;
EXPORT_SYMBOL(m68k_is040or060);
-extern int end;
extern unsigned long availmem;
int m68k_num_memory;
void __init setup_arch(char **cmdline_p)
{
- extern int _etext, _edata, _end;
int i;
/* The bootinfo is located right after the kernel bss */
- m68k_parse_bootinfo((const struct bi_record *)&_end);
+ m68k_parse_bootinfo((const struct bi_record *)_end);
if (CPU_IS_040)
m68k_is040or060 = 4;
}
init_mm.start_code = PAGE_OFFSET;
- init_mm.end_code = (unsigned long) &_etext;
- init_mm.end_data = (unsigned long) &_edata;
- init_mm.brk = (unsigned long) &_end;
+ init_mm.end_code = (unsigned long)_etext;
+ init_mm.end_data = (unsigned long)_edata;
+ init_mm.brk = (unsigned long)_end;
*cmdline_p = m68k_command_line;
memcpy(boot_command_line, *cmdline_p, CL_SIZE);
struct sigcontext context;
int err;
+ /* Always make any pending restarted system calls return -EINTR */
+ current_thread_info()->restart_block.fn = do_no_restart_syscall;
+
/* get previous context */
if (copy_from_user(&context, usc, sizeof(context)))
goto badframe;
unsigned long usp;
int err;
+ /* Always make any pending restarted system calls return -EINTR */
+ current_thread_info()->restart_block.fn = do_no_restart_syscall;
+
err = __get_user(temp, &uc->uc_mcontext.version);
if (temp != MCONTEXT_VERSION)
goto badframe;
regs->d0 = -EINTR;
break;
+ case -ERESTART_RESTARTBLOCK:
+ if (!has_handler) {
+ regs->d0 = __NR_restart_syscall;
+ regs->pc -= 2;
+ break;
+ }
+ regs->d0 = -EINTR;
+ break;
+
case -ERESTARTSYS:
if (has_handler && !(ka->sa.sa_flags & SA_RESTART)) {
regs->d0 = -EINTR;
} :data
/* End of data goes *here* so that freeing init code works properly. */
_edata = .;
+ NOTES
/* will be freed after init */
. = ALIGN(PAGE_SIZE); /* Init code and data */
void __init baboon_register_interrupts(void)
{
baboon_disabled = 0;
- request_irq(IRQ_NUBUS_C, baboon_irq, 0, "baboon", (void *)baboon);
+ if (request_irq(IRQ_NUBUS_C, baboon_irq, 0, "baboon", (void *)baboon))
+ pr_err("Couldn't register baboon interrupt\n");
}
/*
struct mac_booter_data mac_bi_data;
-/* New m68k bootinfo stuff and videobase */
-
-extern int m68k_num_memory;
-extern struct mem_info m68k_memory[NUM_MEMINFO];
-
-extern struct mem_info m68k_ramdisk;
-
/* The phys. video addr. - might be bogus on some machines */
static unsigned long mac_orig_videoaddr;
extern unsigned long mac_gettimeoffset(void);
extern int mac_hwclk(int, struct rtc_time *);
extern int mac_set_clock_mmss(unsigned long);
-extern int show_mac_interrupts(struct seq_file *, void *);
extern void iop_preinit(void);
extern void iop_init(void);
extern void via_init(void);
mac_bi_data.boottime, mac_bi_data.gmtbias);
printk(KERN_DEBUG " Machine ID: %ld CPUid: 0x%lx memory size: 0x%lx \n",
mac_bi_data.id, mac_bi_data.cpuid, mac_bi_data.memsize);
-#if 0
- printk("Ramdisk: addr 0x%lx size 0x%lx\n",
- m68k_ramdisk.addr, m68k_ramdisk.size);
-#endif
iop_init();
via_init();
#include <asm/macints.h>
extern unsigned long mac_videobase;
-extern unsigned long mac_videodepth;
extern unsigned long mac_rowbytes;
extern void mac_serial_print(const char *);
{
if (iop_ism_present) {
if (oss_present) {
- request_irq(OSS_IRQLEV_IOPISM, iop_ism_irq,
+ if (request_irq(OSS_IRQLEV_IOPISM, iop_ism_irq,
IRQ_FLG_LOCK, "ISM IOP",
- (void *) IOP_NUM_ISM);
+ (void *) IOP_NUM_ISM))
+ pr_err("Couldn't register ISM IOP interrupt\n");
oss_irq_enable(IRQ_MAC_ADB);
} else {
- request_irq(IRQ_VIA2_0, iop_ism_irq,
+ if (request_irq(IRQ_VIA2_0, iop_ism_irq,
IRQ_FLG_LOCK|IRQ_FLG_FAST, "ISM IOP",
- (void *) IOP_NUM_ISM);
+ (void *) IOP_NUM_ISM))
+ pr_err("Couldn't register ISM IOP interrupt\n");
}
if (!iop_alive(iop_base[IOP_NUM_ISM])) {
printk("IOP: oh my god, they killed the ISM IOP!\n");
#include <asm/errno.h>
#include <asm/macints.h>
#include <asm/irq_regs.h>
+#include <asm/mac_oss.h>
#define DEBUG_SPURIOUS
#define SHUTUP_SONIC
* VIA/RBV hooks
*/
-extern void via_init(void);
extern void via_register_interrupts(void);
extern void via_irq_enable(int);
extern void via_irq_disable(int);
* OSS hooks
*/
-extern int oss_present;
-
-extern void oss_init(void);
extern void oss_register_interrupts(void);
extern void oss_irq_enable(int);
extern void oss_irq_disable(int);
* PSC hooks
*/
-extern int psc_present;
-
-extern void psc_init(void);
extern void psc_register_interrupts(void);
extern void psc_irq_enable(int);
extern void psc_irq_disable(int);
extern int baboon_present;
-extern void baboon_init(void);
extern void baboon_register_interrupts(void);
extern void baboon_irq_enable(int);
extern void baboon_irq_disable(int);
extern void baboon_irq_clear(int);
-extern int baboon_irq_pending(int);
/*
* SCC interrupt routines
if (baboon_present)
baboon_register_interrupts();
iop_register_interrupts();
- request_irq(IRQ_AUTO_7, mac_nmi_handler, 0, "NMI",
- mac_nmi_handler);
+ if (request_irq(IRQ_AUTO_7, mac_nmi_handler, 0, "NMI",
+ mac_nmi_handler))
+ pr_err("Couldn't register NMI\n");
#ifdef DEBUG_MACINTS
printk("mac_init_IRQ(): Done!\n");
#endif
#define RTC_OFFSET 2082844800
-extern struct mac_booter_data mac_bi_data;
static void (*rom_reset)(void);
#ifdef CONFIG_ADB_CUDA
void __init oss_register_interrupts(void)
{
- request_irq(OSS_IRQLEV_SCSI, oss_irq, IRQ_FLG_LOCK,
- "scsi", (void *) oss);
- request_irq(OSS_IRQLEV_IOPSCC, mac_scc_dispatch, IRQ_FLG_LOCK,
- "scc", mac_scc_dispatch);
- request_irq(OSS_IRQLEV_NUBUS, oss_nubus_irq, IRQ_FLG_LOCK,
- "nubus", (void *) oss);
- request_irq(OSS_IRQLEV_SOUND, oss_irq, IRQ_FLG_LOCK,
- "sound", (void *) oss);
- request_irq(OSS_IRQLEV_VIA1, via1_irq, IRQ_FLG_LOCK,
- "via1", (void *) via1);
+ if (request_irq(OSS_IRQLEV_SCSI, oss_irq, IRQ_FLG_LOCK,
+ "scsi", (void *) oss))
+ pr_err("Couldn't register %s interrupt\n", "scsi");
+ if (request_irq(OSS_IRQLEV_IOPSCC, mac_scc_dispatch, IRQ_FLG_LOCK,
+ "scc", mac_scc_dispatch))
+ pr_err("Couldn't register %s interrupt\n", "scc");
+ if (request_irq(OSS_IRQLEV_NUBUS, oss_nubus_irq, IRQ_FLG_LOCK,
+ "nubus", (void *) oss))
+ pr_err("Couldn't register %s interrupt\n", "nubus");
+ if (request_irq(OSS_IRQLEV_SOUND, oss_irq, IRQ_FLG_LOCK,
+ "sound", (void *) oss))
+ pr_err("Couldn't register %s interrupt\n", "sound");
+ if (request_irq(OSS_IRQLEV_VIA1, via1_irq, IRQ_FLG_LOCK,
+ "via1", (void *) via1))
+ pr_err("Couldn't register %s interrupt\n", "via1");
}
/*
void __init psc_register_interrupts(void)
{
- request_irq(IRQ_AUTO_3, psc_irq, 0, "psc3", (void *) 0x30);
- request_irq(IRQ_AUTO_4, psc_irq, 0, "psc4", (void *) 0x40);
- request_irq(IRQ_AUTO_5, psc_irq, 0, "psc5", (void *) 0x50);
- request_irq(IRQ_AUTO_6, psc_irq, 0, "psc6", (void *) 0x60);
+ if (request_irq(IRQ_AUTO_3, psc_irq, 0, "psc3", (void *) 0x30))
+ pr_err("Couldn't register psc%d interrupt\n", 3);
+ if (request_irq(IRQ_AUTO_4, psc_irq, 0, "psc4", (void *) 0x40))
+ pr_err("Couldn't register psc%d interrupt\n", 4);
+ if (request_irq(IRQ_AUTO_5, psc_irq, 0, "psc5", (void *) 0x50))
+ pr_err("Couldn't register psc%d interrupt\n", 5);
+ if (request_irq(IRQ_AUTO_6, psc_irq, 0, "psc6", (void *) 0x60))
+ pr_err("Couldn't register psc%d interrupt\n", 6);
}
/*
#include <asm/macints.h>
#include <asm/mac_via.h>
#include <asm/mac_psc.h>
+#include <asm/mac_oss.h>
volatile __u8 *via1, *via2;
int rbv_present;
void via_irq_clear(int irq);
extern irqreturn_t mac_scc_dispatch(int, void *);
-extern int oss_present;
/*
* Initialize the VIAs
via1[vT1CL] = MAC_CLOCK_LOW;
via1[vT1CH] = MAC_CLOCK_HIGH;
- request_irq(IRQ_MAC_TIMER_1, func, IRQ_FLG_LOCK, "timer", func);
+ if (request_irq(IRQ_MAC_TIMER_1, func, IRQ_FLG_LOCK, "timer", func))
+ pr_err("Couldn't register %s interrupt\n", "timer");
}
/*
void __init via_register_interrupts(void)
{
if (via_alt_mapping) {
- request_irq(IRQ_AUTO_1, via1_irq,
+ if (request_irq(IRQ_AUTO_1, via1_irq,
IRQ_FLG_LOCK|IRQ_FLG_FAST, "software",
- (void *) via1);
- request_irq(IRQ_AUTO_6, via1_irq,
+ (void *) via1))
+ pr_err("Couldn't register %s interrupt\n", "software");
+ if (request_irq(IRQ_AUTO_6, via1_irq,
IRQ_FLG_LOCK|IRQ_FLG_FAST, "via1",
- (void *) via1);
+ (void *) via1))
+ pr_err("Couldn't register %s interrupt\n", "via1");
} else {
- request_irq(IRQ_AUTO_1, via1_irq,
+ if (request_irq(IRQ_AUTO_1, via1_irq,
IRQ_FLG_LOCK|IRQ_FLG_FAST, "via1",
- (void *) via1);
+ (void *) via1))
+ pr_err("Couldn't register %s interrupt\n", "via1");
}
- request_irq(IRQ_AUTO_2, via2_irq, IRQ_FLG_LOCK|IRQ_FLG_FAST,
- "via2", (void *) via2);
+ if (request_irq(IRQ_AUTO_2, via2_irq, IRQ_FLG_LOCK|IRQ_FLG_FAST,
+ "via2", (void *) via2))
+ pr_err("Couldn't register %s interrupt\n", "via2");
if (!psc_present) {
- request_irq(IRQ_AUTO_4, mac_scc_dispatch, IRQ_FLG_LOCK,
- "scc", mac_scc_dispatch);
+ if (request_irq(IRQ_AUTO_4, mac_scc_dispatch, IRQ_FLG_LOCK,
+ "scc", mac_scc_dispatch))
+ pr_err("Couldn't register %s interrupt\n", "scc");
}
- request_irq(IRQ_MAC_NUBUS, via_nubus_irq, IRQ_FLG_LOCK|IRQ_FLG_FAST,
- "nubus", (void *) via2);
+ if (request_irq(IRQ_MAC_NUBUS, via_nubus_irq,
+ IRQ_FLG_LOCK|IRQ_FLG_FAST, "nubus", (void *) via2))
+ pr_err("Couldn't register %s interrupt\n", "nubus");
}
/*
extern struct fp_ext *fp_fadd(struct fp_ext *dest, const struct fp_ext *src);
extern struct fp_ext *fp_fdiv(struct fp_ext *dest, const struct fp_ext *src);
-extern struct fp_ext *fp_fmul(struct fp_ext *dest, const struct fp_ext *src);
struct fp_ext *
fp_fsqrt(struct fp_ext *dest, struct fp_ext *src)
#ifdef CONFIG_ATARI
#include <asm/atari_stram.h>
#endif
+#include <asm/sections.h>
#include <asm/tlb.h>
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
/* References to section boundaries */
-extern char _text[], _etext[];
-extern char __init_begin[], __init_end[];
-
extern pmd_t *zero_pgtable;
void __init mem_init(void)
#ifdef CONFIG_ATARI
#include <asm/atari_stram.h>
#endif
+#include <asm/sections.h>
#undef DEBUG
}
}
-extern char __init_begin, __init_end;
-
void free_initmem(void)
{
unsigned long addr;
- addr = (unsigned long)&__init_begin;
- for (; addr < (unsigned long)&__init_end; addr += PAGE_SIZE) {
+ addr = (unsigned long)__init_begin;
+ for (; addr < (unsigned long)__init_end; addr += PAGE_SIZE) {
virt_to_page(addr)->flags &= ~(1 << PG_reserved);
init_page_count(virt_to_page(addr));
free_page(addr);
extern int mvme147_hwclk (int, struct rtc_time *);
extern int mvme147_set_clock_mmss (unsigned long);
extern void mvme147_reset (void);
-extern void mvme147_waitbut(void);
static int bcd2int (unsigned char b);
void mvme147_sched_init (irq_handler_t timer_routine)
{
tick_handler = timer_routine;
- request_irq (PCC_IRQ_TIMER1, mvme147_timer_int,
- IRQ_FLG_REPLACE, "timer 1", NULL);
+ if (request_irq(PCC_IRQ_TIMER1, mvme147_timer_int, IRQ_FLG_REPLACE,
+ "timer 1", NULL))
+ pr_err("Couldn't register timer interrupt\n");
/* Init the clock with a value */
/* our clock goes off every 6.25us */
extern int mvme16x_hwclk (int, struct rtc_time *);
extern int mvme16x_set_clock_mmss (unsigned long);
extern void mvme16x_reset (void);
-extern void mvme16x_waitbut(void);
int bcd2int (unsigned char b);
#include <asm/machdep.h>
#include <asm/q40_master.h>
-extern irqreturn_t q40_process_int(int level, struct pt_regs *regs);
extern void q40_init_IRQ(void);
static void q40_get_model(char *model);
extern void q40_sched_init(irq_handler_t handler);
static int q40_set_clock_mmss(unsigned long);
static int q40_get_rtc_pll(struct rtc_pll_info *pll);
static int q40_set_rtc_pll(struct rtc_pll_info *pll);
-extern void q40_waitbut(void);
-void q40_set_vectors(void);
extern void q40_mksound(unsigned int /*freq*/, unsigned int /*ticks*/);
#include <asm/sun3mmu.h>
#include <asm/rtc.h>
#include <asm/machdep.h>
+#include <asm/idprom.h>
#include <asm/intersil.h>
#include <asm/irq.h>
+#include <asm/sections.h>
#include <asm/segment.h>
#include <asm/sun3ints.h>
-extern char _text, _end;
-
char sun3_reserved_pmeg[SUN3_PMEGS_NUM];
extern unsigned long sun3_gettimeoffset(void);
static void sun3_sched_init(irq_handler_t handler);
extern void sun3_get_model (char* model);
-extern void idprom_init (void);
extern int sun3_hwclk(int set, struct rtc_time *t);
volatile char* clock_va;
-extern volatile unsigned char* sun3_intreg;
extern unsigned long availmem;
unsigned long num_pages;
mach_halt = sun3_halt;
mach_get_hardware_list = sun3_get_hardware_list;
- memory_start = ((((int)&_end) + 0x2000) & ~0x1fff);
+ memory_start = ((((unsigned long)_end) + 0x2000) & ~0x1fff);
// PROM seems to want the last couple of physical pages. --m
memory_end = *(romvec->pv_sun3mem) + PAGE_OFFSET - 2*PAGE_SIZE;
#include <asm/mmu_context.h>
#include <asm/dvma.h>
-extern void prom_reboot (char *) __attribute__ ((__noreturn__));
#undef DEBUG_MMU_EMU
#define DEBUG_PROM_MAPS
m68k_setup_irq_controller(&sun3_irq_controller, IRQ_AUTO_1, 7);
m68k_setup_user_interrupt(VEC_USER, 128, NULL);
- request_irq(IRQ_AUTO_5, sun3_int5, 0, "int5", NULL);
- request_irq(IRQ_AUTO_7, sun3_int7, 0, "int7", NULL);
- request_irq(IRQ_USER+127, sun3_vec255, 0, "vec255", NULL);
+ if (request_irq(IRQ_AUTO_5, sun3_int5, 0, "int5", NULL))
+ pr_err("Couldn't register %s interrupt\n", "int5");
+ if (request_irq(IRQ_AUTO_7, sun3_int7, 0, "int7", NULL))
+ pr_err("Couldn't register %s interrupt\n", "int7");
+ if (request_irq(IRQ_USER+127, sun3_vec255, 0, "vec255", NULL))
+ pr_err("Couldn't register %s interrupt\n", "vec255");
}
#include "time.h"
volatile char *clock_va;
-extern volatile unsigned char *sun3_intreg;
extern void sun3_get_model(char *model);
compatible = "gef,fpga-regs";
reg = <0x4 0x0 0x40>;
};
+
+ wdt@4,2000 {
+ compatible = "gef,fpga-wdt";
+ reg = <0x4 0x2000 0x8>;
+ interrupts = <0x1a 0x4>;
+ interrupt-parent = <&gef_pic>;
+ };
+ /* Second watchdog available, driver currently supports one.
+ wdt@4,2010 {
+ compatible = "gef,fpga-wdt";
+ reg = <0x4 0x2010 0x8>;
+ interrupts = <0x1b 0x4>;
+ interrupt-parent = <&gef_pic>;
+ };
+ */
gef_pic: pic@4,4000 {
#interrupt-cells = <1>;
interrupt-controller;
# CONFIG_SOFT_WATCHDOG is not set
# CONFIG_ALIM7101_WDT is not set
# CONFIG_8xxx_WDT is not set
+CONFIG_GEF_WDT=y
#
# PCI-based Watchdog Cards
{
}
+#ifdef CONFIG_SMP
extern void __inquire_remote_apic(int apicid);
+#else /* CONFIG_SMP */
+static inline void __inquire_remote_apic(int apicid)
+{
+}
+#endif /* CONFIG_SMP */
static inline void inquire_remote_apic(int apicid)
{
#endif /* !__i386__ */
struct mtrr_var_range {
- u32 base_lo;
- u32 base_hi;
- u32 mask_lo;
- u32 mask_hi;
+ __u32 base_lo;
+ __u32 base_hi;
+ __u32 mask_lo;
+ __u32 mask_hi;
};
/* In the Intel processor's MTRR interface, the MTRR type is always held in
an 8 bit field: */
-typedef u8 mtrr_type;
+typedef __u8 mtrr_type;
#define MTRR_NUM_FIXED_RANGES 88
#define MTRR_MAX_VAR_RANGES 256
#include <asm/proto.h>
#include <asm/apic.h>
#include <asm/i8259.h>
+#include <asm/smp.h>
#include <mach_apic.h>
#include <mach_apicdef.h>
u32 val;
};
-static long do_drv_read(void *_cmd)
+static void do_drv_read(struct drv_cmd *cmd)
{
- struct drv_cmd *cmd = _cmd;
u32 h;
switch (cmd->type) {
default:
break;
}
- return 0;
}
-static long do_drv_write(void *_cmd)
+static void do_drv_write(struct drv_cmd *cmd)
{
- struct drv_cmd *cmd = _cmd;
u32 lo, hi;
switch (cmd->type) {
default:
break;
}
- return 0;
}
static void drv_read(struct drv_cmd *cmd)
{
+ cpumask_t saved_mask = current->cpus_allowed;
cmd->val = 0;
- work_on_cpu(cpumask_any(cmd->mask), do_drv_read, cmd);
+ set_cpus_allowed_ptr(current, cmd->mask);
+ do_drv_read(cmd);
+ set_cpus_allowed_ptr(current, &saved_mask);
}
static void drv_write(struct drv_cmd *cmd)
{
+ cpumask_t saved_mask = current->cpus_allowed;
unsigned int i;
for_each_cpu(i, cmd->mask) {
- work_on_cpu(i, do_drv_write, cmd);
+ set_cpus_allowed_ptr(current, cpumask_of(i));
+ do_drv_write(cmd);
}
+
+ set_cpus_allowed_ptr(current, &saved_mask);
+ return;
}
static u32 get_cur_val(const struct cpumask *mask)
return 0;
}
- if (unlikely(!alloc_cpumask_var(&cmd.mask, GFP_KERNEL)))
- return 0;
-
cpumask_copy(cmd.mask, mask);
drv_read(&cmd);
- free_cpumask_var(cmd.mask);
-
dprintk("get_cur_val = %u\n", cmd.val);
return cmd.val;
#include <asm/e820.h>
#include <asm/trampoline.h>
#include <asm/setup.h>
+#include <asm/smp.h>
#include <mach_apic.h>
#ifdef CONFIG_X86_32
happen within a race in page table update. In the later
case just flush. */
- pgd = pgd_offset(current->mm ?: &init_mm, address);
+ pgd = pgd_offset(current->active_mm, address);
pgd_ref = pgd_offset_k(address);
if (pgd_none(*pgd_ref))
return -1;
static volatile int fdc_nested;
static DECLARE_WAIT_QUEUE_HEAD(fdc_wait);
-static DECLARE_WAIT_QUEUE_HEAD(motor_wait);
+static DECLARE_COMPLETION(motor_on_completion);
static volatile int selected = -1; /* currently selected drive */
static unsigned char mfmdecode[128];
/* floppy internal millisecond timer stuff */
-static volatile int ms_busy = -1;
-static DECLARE_WAIT_QUEUE_HEAD(ms_wait);
+static DECLARE_COMPLETION(ms_wait_completion);
#define MS_TICKS ((amiga_eclock+50)/1000)
/*
static irqreturn_t ms_isr(int irq, void *dummy)
{
- ms_busy = -1;
- wake_up(&ms_wait);
+ complete(&ms_wait_completion);
return IRQ_HANDLED;
}
A more generic routine would do a schedule a la timer.device */
static void ms_delay(int ms)
{
- unsigned long flags;
int ticks;
+ static DEFINE_MUTEX(mutex);
+
if (ms > 0) {
- local_irq_save(flags);
- while (ms_busy == 0)
- sleep_on(&ms_wait);
- ms_busy = 0;
- local_irq_restore(flags);
+ mutex_lock(&mutex);
ticks = MS_TICKS*ms-1;
ciaa.tblo=ticks%256;
ciaa.tbhi=ticks/256;
ciaa.crb=0x19; /*count eclock, force load, one-shoot, start */
- sleep_on(&ms_wait);
+ wait_for_completion(&ms_wait_completion);
+ mutex_unlock(&mutex);
}
}
printk("get_fdc: drive %d fdc_busy %d fdc_nested %d\n",drive,fdc_busy,fdc_nested);
#endif
local_irq_save(flags);
- while (!try_fdc(drive))
- sleep_on(&fdc_wait);
+ wait_event(fdc_wait, try_fdc(drive));
fdc_busy = drive;
fdc_nested++;
local_irq_restore(flags);
static void motor_on_callback(unsigned long nr)
{
if (!(ciaa.pra & DSKRDY) || --on_attempts == 0) {
- wake_up (&motor_wait);
+ complete_all(&motor_on_completion);
} else {
motor_on_timer.expires = jiffies + HZ/10;
add_timer(&motor_on_timer);
unit[nr].motor = 1;
fd_select(nr);
+ INIT_COMPLETION(motor_on_completion);
motor_on_timer.data = nr;
mod_timer(&motor_on_timer, jiffies + HZ/2);
on_attempts = 10;
- sleep_on (&motor_wait);
+ wait_for_completion(&motor_on_completion);
fd_deselect(nr);
}
{
drive&=3;
get_fdc(drive);
- while (block_flag)
- sleep_on(&wait_fd_block);
+ wait_event(wait_fd_block, !block_flag);
fd_select(drive);
/* setup adkcon bits correctly */
custom.adkcon = ADK_MSBSYNC;
block_flag = 1;
- while (block_flag)
- sleep_on (&wait_fd_block);
+ wait_event(wait_fd_block, !block_flag);
custom.dsklen = 0;
fd_deselect(drive);
rel_fdc();
return 0;
}
- while (block_flag)
- sleep_on(&wait_fd_block);
+ wait_event(wait_fd_block, !block_flag);
fd_select(drive);
/* clear adkcon bits */
custom.adkcon = ADK_PRECOMP1|ADK_PRECOMP0|ADK_WORDSYNC|ADK_MSBSYNC;
writepending = 0;
return 0;
}
- while (block_flag == 2)
- sleep_on (&wait_fd_block);
+ wait_event(wait_fd_block, block_flag != 2);
}
else {
local_irq_restore(flags);
{
unsigned long flags;
struct serial_state * state;
+ int error;
if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_SERIAL))
return -ENODEV;
* We request SERDAT and SERPER only, because the serial registers are
* too spreaded over the custom register space
*/
- if (!request_mem_region(CUSTOM_PHYSADDR+0x30, 4, "amiserial [Paula]"))
- return -EBUSY;
+ if (!request_mem_region(CUSTOM_PHYSADDR+0x30, 4,
+ "amiserial [Paula]")) {
+ error = -EBUSY;
+ goto fail_put_tty_driver;
+ }
IRQ_ports = NULL;
serial_driver->flags = TTY_DRIVER_REAL_RAW;
tty_set_operations(serial_driver, &serial_ops);
- if (tty_register_driver(serial_driver))
- panic("Couldn't register serial driver\n");
+ error = tty_register_driver(serial_driver);
+ if (error)
+ goto fail_release_mem_region;
state = rs_table;
state->magic = SSTATE_MAGIC;
local_irq_save(flags);
/* set ISRs, and then disable the rx interrupts */
- request_irq(IRQ_AMIGA_TBE, ser_tx_int, 0, "serial TX", state);
- request_irq(IRQ_AMIGA_RBF, ser_rx_int, IRQF_DISABLED, "serial RX", state);
+ error = request_irq(IRQ_AMIGA_TBE, ser_tx_int, 0, "serial TX", state);
+ if (error)
+ goto fail_unregister;
+
+ error = request_irq(IRQ_AMIGA_RBF, ser_rx_int, IRQF_DISABLED,
+ "serial RX", state);
+ if (error)
+ goto fail_free_irq;
/* turn off Rx and Tx interrupts */
custom.intena = IF_RBF | IF_TBE;
ciab.ddra &= ~(SER_DCD | SER_CTS | SER_DSR); /* inputs */
return 0;
+
+fail_free_irq:
+ free_irq(IRQ_AMIGA_TBE, state);
+fail_unregister:
+ tty_unregister_driver(serial_driver);
+fail_release_mem_region:
+ release_mem_region(CUSTOM_PHYSADDR+0x30, 4);
+fail_put_tty_driver:
+ put_tty_driver(serial_driver);
+ return error;
}
static __exit void rs_exit(void)
kfree(info);
}
+ free_irq(IRQ_AMIGA_TBE, rs_table);
+ free_irq(IRQ_AMIGA_RBF, rs_table);
+
release_mem_region(CUSTOM_PHYSADDR+0x30, 4);
}
u_char *from;
volatile u_char *to;
volatile struct a2232memory *mem;
+ int error, i;
#ifdef CONFIG_SMP
return -ENODEV; /* This driver is not SMP aware. Is there an SMP ZorroII-bus-machine? */
*/
if (a2232_init_drivers()) return -ENODEV; // maybe we should use a different -Exxx?
- request_irq(IRQ_AMIGA_VERTB, a2232_vbl_inter, 0, "A2232 serial VBL", a2232_driver_ID);
- return 0;
+ error = request_irq(IRQ_AMIGA_VERTB, a2232_vbl_inter, 0,
+ "A2232 serial VBL", a2232_driver_ID);
+ if (error) {
+ for (i = 0; i < nr_a2232; i++)
+ zorro_release_device(zd_a2232[i]);
+ tty_unregister_driver(a2232_driver);
+ put_tty_driver(a2232_driver);
+ }
+ return error;
}
static void __exit a2232board_exit(void)
static int mvme147_scc_init(void)
{
struct scc_port *port;
+ int error;
printk(KERN_INFO "SCC: MVME147 Serial Driver\n");
/* Init channel A */
port->datap = port->ctrlp + 1;
port->port_a = &scc_ports[0];
port->port_b = &scc_ports[1];
- request_irq(MVME147_IRQ_SCCA_TX, scc_tx_int, IRQF_DISABLED,
+ error = request_irq(MVME147_IRQ_SCCA_TX, scc_tx_int, IRQF_DISABLED,
"SCC-A TX", port);
- request_irq(MVME147_IRQ_SCCA_STAT, scc_stat_int, IRQF_DISABLED,
+ if (error)
+ goto fail;
+ error = request_irq(MVME147_IRQ_SCCA_STAT, scc_stat_int, IRQF_DISABLED,
"SCC-A status", port);
- request_irq(MVME147_IRQ_SCCA_RX, scc_rx_int, IRQF_DISABLED,
+ if (error)
+ goto fail_free_a_tx;
+ error = request_irq(MVME147_IRQ_SCCA_RX, scc_rx_int, IRQF_DISABLED,
"SCC-A RX", port);
- request_irq(MVME147_IRQ_SCCA_SPCOND, scc_spcond_int, IRQF_DISABLED,
- "SCC-A special cond", port);
+ if (error)
+ goto fail_free_a_stat;
+ error = request_irq(MVME147_IRQ_SCCA_SPCOND, scc_spcond_int,
+ IRQF_DISABLED, "SCC-A special cond", port);
+ if (error)
+ goto fail_free_a_rx;
+
{
SCC_ACCESS_INIT(port);
port->datap = port->ctrlp + 1;
port->port_a = &scc_ports[0];
port->port_b = &scc_ports[1];
- request_irq(MVME147_IRQ_SCCB_TX, scc_tx_int, IRQF_DISABLED,
+ error = request_irq(MVME147_IRQ_SCCB_TX, scc_tx_int, IRQF_DISABLED,
"SCC-B TX", port);
- request_irq(MVME147_IRQ_SCCB_STAT, scc_stat_int, IRQF_DISABLED,
+ if (error)
+ goto fail_free_a_spcond;
+ error = request_irq(MVME147_IRQ_SCCB_STAT, scc_stat_int, IRQF_DISABLED,
"SCC-B status", port);
- request_irq(MVME147_IRQ_SCCB_RX, scc_rx_int, IRQF_DISABLED,
+ if (error)
+ goto fail_free_b_tx;
+ error = request_irq(MVME147_IRQ_SCCB_RX, scc_rx_int, IRQF_DISABLED,
"SCC-B RX", port);
- request_irq(MVME147_IRQ_SCCB_SPCOND, scc_spcond_int, IRQF_DISABLED,
- "SCC-B special cond", port);
+ if (error)
+ goto fail_free_b_stat;
+ error = request_irq(MVME147_IRQ_SCCB_SPCOND, scc_spcond_int,
+ IRQF_DISABLED, "SCC-B special cond", port);
+ if (error)
+ goto fail_free_b_rx;
+
{
SCC_ACCESS_INIT(port);
scc_init_drivers();
return 0;
+
+fail_free_b_rx:
+ free_irq(MVME147_IRQ_SCCB_RX, port);
+fail_free_b_stat:
+ free_irq(MVME147_IRQ_SCCB_STAT, port);
+fail_free_b_tx:
+ free_irq(MVME147_IRQ_SCCB_TX, port);
+fail_free_a_spcond:
+ free_irq(MVME147_IRQ_SCCA_SPCOND, port);
+fail_free_a_rx:
+ free_irq(MVME147_IRQ_SCCA_RX, port);
+fail_free_a_stat:
+ free_irq(MVME147_IRQ_SCCA_STAT, port);
+fail_free_a_tx:
+ free_irq(MVME147_IRQ_SCCA_TX, port);
+fail:
+ return error;
}
#endif
static int mvme162_scc_init(void)
{
struct scc_port *port;
+ int error;
if (!(mvme16x_config & MVME16x_CONFIG_GOT_SCCA))
return (-ENODEV);
port->datap = port->ctrlp + 2;
port->port_a = &scc_ports[0];
port->port_b = &scc_ports[1];
- request_irq(MVME162_IRQ_SCCA_TX, scc_tx_int, IRQF_DISABLED,
+ error = request_irq(MVME162_IRQ_SCCA_TX, scc_tx_int, IRQF_DISABLED,
"SCC-A TX", port);
- request_irq(MVME162_IRQ_SCCA_STAT, scc_stat_int, IRQF_DISABLED,
+ if (error)
+ goto fail;
+ error = request_irq(MVME162_IRQ_SCCA_STAT, scc_stat_int, IRQF_DISABLED,
"SCC-A status", port);
- request_irq(MVME162_IRQ_SCCA_RX, scc_rx_int, IRQF_DISABLED,
+ if (error)
+ goto fail_free_a_tx;
+ error = request_irq(MVME162_IRQ_SCCA_RX, scc_rx_int, IRQF_DISABLED,
"SCC-A RX", port);
- request_irq(MVME162_IRQ_SCCA_SPCOND, scc_spcond_int, IRQF_DISABLED,
- "SCC-A special cond", port);
+ if (error)
+ goto fail_free_a_stat;
+ error = request_irq(MVME162_IRQ_SCCA_SPCOND, scc_spcond_int,
+ IRQF_DISABLED, "SCC-A special cond", port);
+ if (error)
+ goto fail_free_a_rx;
+
{
SCC_ACCESS_INIT(port);
port->datap = port->ctrlp + 2;
port->port_a = &scc_ports[0];
port->port_b = &scc_ports[1];
- request_irq(MVME162_IRQ_SCCB_TX, scc_tx_int, IRQF_DISABLED,
+ error = request_irq(MVME162_IRQ_SCCB_TX, scc_tx_int, IRQF_DISABLED,
"SCC-B TX", port);
- request_irq(MVME162_IRQ_SCCB_STAT, scc_stat_int, IRQF_DISABLED,
+ if (error)
+ goto fail_free_a_spcond;
+ error = request_irq(MVME162_IRQ_SCCB_STAT, scc_stat_int, IRQF_DISABLED,
"SCC-B status", port);
- request_irq(MVME162_IRQ_SCCB_RX, scc_rx_int, IRQF_DISABLED,
+ if (error)
+ goto fail_free_b_tx;
+ error = request_irq(MVME162_IRQ_SCCB_RX, scc_rx_int, IRQF_DISABLED,
"SCC-B RX", port);
- request_irq(MVME162_IRQ_SCCB_SPCOND, scc_spcond_int, IRQF_DISABLED,
- "SCC-B special cond", port);
+ if (error)
+ goto fail_free_b_stat;
+ error = request_irq(MVME162_IRQ_SCCB_SPCOND, scc_spcond_int,
+ IRQF_DISABLED, "SCC-B special cond", port);
+ if (error)
+ goto fail_free_b_rx;
{
SCC_ACCESS_INIT(port); /* Either channel will do */
scc_init_drivers();
return 0;
+
+fail_free_b_rx:
+ free_irq(MVME162_IRQ_SCCB_RX, port);
+fail_free_b_stat:
+ free_irq(MVME162_IRQ_SCCB_STAT, port);
+fail_free_b_tx:
+ free_irq(MVME162_IRQ_SCCB_TX, port);
+fail_free_a_spcond:
+ free_irq(MVME162_IRQ_SCCA_SPCOND, port);
+fail_free_a_rx:
+ free_irq(MVME162_IRQ_SCCA_RX, port);
+fail_free_a_stat:
+ free_irq(MVME162_IRQ_SCCA_STAT, port);
+fail_free_a_tx:
+ free_irq(MVME162_IRQ_SCCA_TX, port);
+fail:
+ return error;
}
#endif
static int bvme6000_scc_init(void)
{
struct scc_port *port;
+ int error;
printk(KERN_INFO "SCC: BVME6000 Serial Driver\n");
/* Init channel A */
port->datap = port->ctrlp + 4;
port->port_a = &scc_ports[0];
port->port_b = &scc_ports[1];
- request_irq(BVME_IRQ_SCCA_TX, scc_tx_int, IRQF_DISABLED,
+ error = request_irq(BVME_IRQ_SCCA_TX, scc_tx_int, IRQF_DISABLED,
"SCC-A TX", port);
- request_irq(BVME_IRQ_SCCA_STAT, scc_stat_int, IRQF_DISABLED,
+ if (error)
+ goto fail;
+ error = request_irq(BVME_IRQ_SCCA_STAT, scc_stat_int, IRQF_DISABLED,
"SCC-A status", port);
- request_irq(BVME_IRQ_SCCA_RX, scc_rx_int, IRQF_DISABLED,
+ if (error)
+ goto fail_free_a_tx;
+ error = request_irq(BVME_IRQ_SCCA_RX, scc_rx_int, IRQF_DISABLED,
"SCC-A RX", port);
- request_irq(BVME_IRQ_SCCA_SPCOND, scc_spcond_int, IRQF_DISABLED,
- "SCC-A special cond", port);
+ if (error)
+ goto fail_free_a_stat;
+ error = request_irq(BVME_IRQ_SCCA_SPCOND, scc_spcond_int,
+ IRQF_DISABLED, "SCC-A special cond", port);
+ if (error)
+ goto fail_free_a_rx;
+
{
SCC_ACCESS_INIT(port);
port->datap = port->ctrlp + 4;
port->port_a = &scc_ports[0];
port->port_b = &scc_ports[1];
- request_irq(BVME_IRQ_SCCB_TX, scc_tx_int, IRQF_DISABLED,
+ error = request_irq(BVME_IRQ_SCCB_TX, scc_tx_int, IRQF_DISABLED,
"SCC-B TX", port);
- request_irq(BVME_IRQ_SCCB_STAT, scc_stat_int, IRQF_DISABLED,
+ if (error)
+ goto fail_free_a_spcond;
+ error = request_irq(BVME_IRQ_SCCB_STAT, scc_stat_int, IRQF_DISABLED,
"SCC-B status", port);
- request_irq(BVME_IRQ_SCCB_RX, scc_rx_int, IRQF_DISABLED,
+ if (error)
+ goto fail_free_b_tx;
+ error = request_irq(BVME_IRQ_SCCB_RX, scc_rx_int, IRQF_DISABLED,
"SCC-B RX", port);
- request_irq(BVME_IRQ_SCCB_SPCOND, scc_spcond_int, IRQF_DISABLED,
- "SCC-B special cond", port);
+ if (error)
+ goto fail_free_b_stat;
+ error = request_irq(BVME_IRQ_SCCB_SPCOND, scc_spcond_int,
+ IRQF_DISABLED, "SCC-B special cond", port);
+ if (error)
+ goto fail_free_b_rx;
{
SCC_ACCESS_INIT(port); /* Either channel will do */
scc_init_drivers();
return 0;
+
+fail:
+ free_irq(BVME_IRQ_SCCA_STAT, port);
+fail_free_a_tx:
+ free_irq(BVME_IRQ_SCCA_RX, port);
+fail_free_a_stat:
+ free_irq(BVME_IRQ_SCCA_SPCOND, port);
+fail_free_a_rx:
+ free_irq(BVME_IRQ_SCCB_TX, port);
+fail_free_a_spcond:
+ free_irq(BVME_IRQ_SCCB_STAT, port);
+fail_free_b_tx:
+ free_irq(BVME_IRQ_SCCB_RX, port);
+fail_free_b_stat:
+ free_irq(BVME_IRQ_SCCB_SPCOND, port);
+fail_free_b_rx:
+ return error;
}
#endif
struct dio_dev *d = to_dio_dev(dev);
return sprintf(buf, "0x%08lx 0x%08lx 0x%08lx\n",
- dio_resource_start(d), dio_resource_end(d),
+ (unsigned long)dio_resource_start(d),
+ (unsigned long)dio_resource_end(d),
dio_resource_flags(d));
}
static DEVICE_ATTR(resource, S_IRUGO, dio_show_resource, NULL);
-void dio_create_sysfs_dev_files(struct dio_dev *d)
+int dio_create_sysfs_dev_files(struct dio_dev *d)
{
struct device *dev = &d->dev;
+ int error;
/* current configuration's attributes */
- device_create_file(dev, &dev_attr_id);
- device_create_file(dev, &dev_attr_ipl);
- device_create_file(dev, &dev_attr_secid);
- device_create_file(dev, &dev_attr_name);
- device_create_file(dev, &dev_attr_resource);
+ if ((error = device_create_file(dev, &dev_attr_id)) ||
+ (error = device_create_file(dev, &dev_attr_ipl)) ||
+ (error = device_create_file(dev, &dev_attr_secid)) ||
+ (error = device_create_file(dev, &dev_attr_name)) ||
+ (error = device_create_file(dev, &dev_attr_resource)))
+ return error;
+
+ return 0;
}
mm_segment_t fs;
int i;
struct dio_dev *dev;
+ int error;
if (!MACH_IS_HP300)
return 0;
/* Initialize the DIO bus */
INIT_LIST_HEAD(&dio_bus.devices);
strcpy(dio_bus.dev.bus_id, "dio");
- device_register(&dio_bus.dev);
+ error = device_register(&dio_bus.dev);
+ if (error) {
+ pr_err("DIO: Error registering dio_bus\n");
+ return error;
+ }
/* Request all resources */
dio_bus.num_resources = (hp300_model == HP_320 ? 1 : 2);
if (scode >= DIOII_SCBASE)
iounmap(va);
- device_register(&dev->dev);
- dio_create_sysfs_dev_files(dev);
+ error = device_register(&dev->dev);
+ if (error) {
+ pr_err("DIO: Error registering device %s\n",
+ dev->name);
+ continue;
+ }
+ error = dio_create_sysfs_dev_files(dev);
+ if (error)
+ dev_err(&dev->dev, "Error creating sysfs files\n");
}
return 0;
}
obj-$(CONFIG_FB_DEFERRED_IO) += fb_defio.o
# Hardware specific drivers go first
-obj-$(CONFIG_FB_AMIGA) += amifb.o c2p.o
+obj-$(CONFIG_FB_AMIGA) += amifb.o c2p_planar.o
obj-$(CONFIG_FB_ARC) += arcfb.o
obj-$(CONFIG_FB_CLPS711X) += clps711xfb.o
obj-$(CONFIG_FB_CYBER2000) += cyber2000fb.o
obj-$(CONFIG_FB_LEO) += leo.o sbuslib.o
obj-$(CONFIG_FB_SGIVW) += sgivwfb.o
obj-$(CONFIG_FB_ACORN) += acornfb.o
-obj-$(CONFIG_FB_ATARI) += atafb.o c2p.o atafb_mfb.o \
+obj-$(CONFIG_FB_ATARI) += atafb.o c2p_iplan2.o atafb_mfb.o \
atafb_iplan2p2.o atafb_iplan2p4.o atafb_iplan2p8.o
obj-$(CONFIG_FB_MAC) += macfb.o
obj-$(CONFIG_FB_HECUBA) += hecubafb.o
src += pitch;
}
} else {
- c2p(info->screen_base, image->data, dx, dy, width, height,
- par->next_line, par->next_plane, image->width,
- info->var.bits_per_pixel);
+ c2p_planar(info->screen_base, image->data, dx, dy, width,
+ height, par->next_line, par->next_plane,
+ image->width, info->var.bits_per_pixel);
}
}
void *screen_base;
int yres_virtual;
u_long next_line;
- u_long next_plane;
#if defined ATAFB_TT || defined ATAFB_STE
union {
struct {
short mono;
short ste_mode;
short bpp;
+ u32 pseudo_palette[16];
} falcon;
#endif
/* Nothing needed for external mode */
fix->xpanstep = 0;
fix->ypanstep = 1;
fix->ywrapstep = 0;
- fix->line_length = 0;
+ fix->line_length = par->next_line;
fix->accel = FB_ACCEL_ATARIBLITT;
return 0;
}
return -EINVAL;
par->yres_virtual = yres_virtual;
par->screen_base = screen_base + var->yoffset * linelen;
+ par->next_line = linelen;
return 0;
}
/* Default hsync timing [mon_type] in picoseconds */
static long h_syncs[4] = { 3000000, 4875000, 4000000, 4875000 };
-#ifdef FBCON_HAS_CFB16
-static u16 fbcon_cfb16_cmap[16];
-#endif
-
static inline int hxx_prescale(struct falcon_hw *hw)
{
return hw->ste_mode ? 16
fix->visual = FB_VISUAL_TRUECOLOR;
fix->xpanstep = 2;
}
- fix->line_length = 0;
+ fix->line_length = par->next_line;
fix->accel = FB_ACCEL_ATARIBLITT;
return 0;
}
par->screen_base = screen_base + var->yoffset * linelen;
par->hw.falcon.xoffset = 0;
- // FIXME!!! sort of works, no crash
- //par->next_line = linelen;
- //par->next_plane = yres_virtual * linelen;
par->next_line = linelen;
- par->next_plane = 2;
- // crashes
- //par->next_plane = linelen;
- //par->next_line = yres_virtual * linelen;
return 0;
}
(((red & 0xe000) >> 13) | ((red & 0x1000) >> 12) << 8) |
(((green & 0xe000) >> 13) | ((green & 0x1000) >> 12) << 4) |
((blue & 0xe000) >> 13) | ((blue & 0x1000) >> 12);
-#ifdef FBCON_HAS_CFB16
- fbcon_cfb16_cmap[regno] = ((red & 0xf800) |
- ((green & 0xfc00) >> 5) |
- ((blue & 0xf800) >> 11));
+#ifdef ATAFB_FALCON
+ ((u32 *)info->pseudo_palette)[regno] = ((red & 0xf800) |
+ ((green & 0xfc00) >> 5) |
+ ((blue & 0xf800) >> 11));
#endif
}
return 0;
fix->ypanstep = 0;
}
fix->ywrapstep = 0;
- fix->line_length = 0;
+ fix->line_length = par->next_line;
fix->accel = FB_ACCEL_ATARIBLITT;
return 0;
}
return -EINVAL;
par->yres_virtual = yres_virtual;
par->screen_base = screen_base + var->yoffset * linelen;
+ par->next_line = linelen;
return 0;
}
fix->xpanstep = 0;
fix->ypanstep = 0;
fix->ywrapstep = 0;
- fix->line_length = 0;
+ fix->line_length = par->next_line;
return 0;
}
var->xoffset > 0 ||
var->yoffset > 0)
return -EINVAL;
+
+ par->next_line = external_xres_virtual * external_depth / 8;
return 0;
}
atafb_get_fix(&info->fix, info);
info->screen_base = (void *)info->fix.smem_start;
-
- switch (info->fix.type) {
- case FB_TYPE_INTERLEAVED_PLANES:
- switch (info->var.bits_per_pixel) {
- case 2:
- // display->dispsw = &fbcon_iplan2p2;
- break;
- case 4:
- // display->dispsw = &fbcon_iplan2p4;
- break;
- case 8:
- // display->dispsw = &fbcon_iplan2p8;
- break;
- }
- break;
- case FB_TYPE_PACKED_PIXELS:
- switch (info->var.bits_per_pixel) {
-#ifdef FBCON_HAS_MFB
- case 1:
- // display->dispsw = &fbcon_mfb;
- break;
-#endif
-#ifdef FBCON_HAS_CFB8
- case 8:
- // display->dispsw = &fbcon_cfb8;
- break;
-#endif
-#ifdef FBCON_HAS_CFB16
- case 16:
- // display->dispsw = &fbcon_cfb16;
- // display->dispsw_data = fbcon_cfb16_cmap;
- break;
-#endif
- }
- break;
- }
}
static int atafb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
if (!rect->width || !rect->height)
return;
+#ifdef ATAFB_FALCON
+ if (info->var.bits_per_pixel == 16) {
+ cfb_fillrect(info, rect);
+ return;
+ }
+#endif
+
/*
* We could use hardware clipping but on many cards you get around
* hardware clipping by writing to framebuffer directly.
u32 dx, dy, sx, sy, width, height;
int rev_copy = 0;
+#ifdef ATAFB_FALCON
+ if (info->var.bits_per_pixel == 16) {
+ cfb_copyarea(info, area);
+ return;
+ }
+#endif
+
/* clip the destination */
x2 = area->dx + area->width;
y2 = area->dy + area->height;
const char *src;
u32 dx, dy, width, height, pitch;
+#ifdef ATAFB_FALCON
+ if (info->var.bits_per_pixel == 16) {
+ cfb_imageblit(info, image);
+ return;
+ }
+#endif
+
/*
* We could use hardware clipping but on many cards you get around
* hardware clipping by writing to framebuffer directly like we are
src += pitch;
}
} else {
- // only used for logo; broken
- c2p(info->screen_base, image->data, dx, dy, width, height,
- par->next_line, par->next_plane, image->width,
- info->var.bits_per_pixel);
+ c2p_iplan2(info->screen_base, image->data, dx, dy, width,
+ height, par->next_line, image->width,
+ info->var.bits_per_pixel);
}
}
int __init atafb_init(void)
{
- int pad;
- int detected_mode;
+ int pad, detected_mode, error;
unsigned int defmode = 0;
unsigned long mem_req;
printk("atafb_init: initializing Falcon hw\n");
fbhw = &falcon_switch;
atafb_ops.fb_setcolreg = &falcon_setcolreg;
- request_irq(IRQ_AUTO_4, falcon_vbl_switcher, IRQ_TYPE_PRIO,
- "framebuffer/modeswitch", falcon_vbl_switcher);
+ error = request_irq(IRQ_AUTO_4, falcon_vbl_switcher,
+ IRQ_TYPE_PRIO,
+ "framebuffer/modeswitch",
+ falcon_vbl_switcher);
+ if (error)
+ return error;
defmode = DEFMODE_F30;
break;
}
// tries to read from HW which may not be initialized yet
// so set sane var first, then call atafb_set_par
atafb_get_var(&fb_info.var, &fb_info);
+
+#ifdef ATAFB_FALCON
+ fb_info.pseudo_palette = current_par.hw.falcon.pseudo_palette;
+#endif
fb_info.flags = FBINFO_FLAG_DEFAULT;
if (!fb_find_mode(&fb_info.var, &fb_info, mode_option, atafb_modedb,
+++ /dev/null
-/*
- * Fast C2P (Chunky-to-Planar) Conversion
- *
- * Copyright (C) 2003 Geert Uytterhoeven
- *
- * NOTES:
- * - This code was inspired by Scout's C2P tutorial
- * - It assumes to run on a big endian system
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file COPYING in the main directory of this archive
- * for more details.
- */
-
-#include <linux/module.h>
-#include <linux/string.h>
-#include "c2p.h"
-
-
- /*
- * Basic transpose step
- */
-
-#define _transp(d, i1, i2, shift, mask) \
- do { \
- u32 t = (d[i1] ^ (d[i2] >> shift)) & mask; \
- d[i1] ^= t; \
- d[i2] ^= t << shift; \
- } while (0)
-
-static inline u32 get_mask(int n)
-{
- switch (n) {
- case 1:
- return 0x55555555;
- break;
-
- case 2:
- return 0x33333333;
- break;
-
- case 4:
- return 0x0f0f0f0f;
- break;
-
- case 8:
- return 0x00ff00ff;
- break;
-
- case 16:
- return 0x0000ffff;
- break;
- }
- return 0;
-}
-
-#define transp_nx1(d, n) \
- do { \
- u32 mask = get_mask(n); \
- /* First block */ \
- _transp(d, 0, 1, n, mask); \
- /* Second block */ \
- _transp(d, 2, 3, n, mask); \
- /* Third block */ \
- _transp(d, 4, 5, n, mask); \
- /* Fourth block */ \
- _transp(d, 6, 7, n, mask); \
- } while (0)
-
-#define transp_nx2(d, n) \
- do { \
- u32 mask = get_mask(n); \
- /* First block */ \
- _transp(d, 0, 2, n, mask); \
- _transp(d, 1, 3, n, mask); \
- /* Second block */ \
- _transp(d, 4, 6, n, mask); \
- _transp(d, 5, 7, n, mask); \
- } while (0)
-
-#define transp_nx4(d, n) \
- do { \
- u32 mask = get_mask(n); \
- _transp(d, 0, 4, n, mask); \
- _transp(d, 1, 5, n, mask); \
- _transp(d, 2, 6, n, mask); \
- _transp(d, 3, 7, n, mask); \
- } while (0)
-
-#define transp(d, n, m) transp_nx ## m(d, n)
-
-
- /*
- * Perform a full C2P step on 32 8-bit pixels, stored in 8 32-bit words
- * containing
- * - 32 8-bit chunky pixels on input
- * - permuted planar data on output
- */
-
-static void c2p_8bpp(u32 d[8])
-{
- transp(d, 16, 4);
- transp(d, 8, 2);
- transp(d, 4, 1);
- transp(d, 2, 4);
- transp(d, 1, 2);
-}
-
-
- /*
- * Array containing the permution indices of the planar data after c2p
- */
-
-static const int perm_c2p_8bpp[8] = { 7, 5, 3, 1, 6, 4, 2, 0 };
-
-
- /*
- * Compose two values, using a bitmask as decision value
- * This is equivalent to (a & mask) | (b & ~mask)
- */
-
-static inline unsigned long comp(unsigned long a, unsigned long b,
- unsigned long mask)
-{
- return ((a ^ b) & mask) ^ b;
-}
-
-
- /*
- * Store a full block of planar data after c2p conversion
- */
-
-static inline void store_planar(char *dst, u32 dst_inc, u32 bpp, u32 d[8])
-{
- int i;
-
- for (i = 0; i < bpp; i++, dst += dst_inc)
- *(u32 *)dst = d[perm_c2p_8bpp[i]];
-}
-
-
- /*
- * Store a partial block of planar data after c2p conversion
- */
-
-static inline void store_planar_masked(char *dst, u32 dst_inc, u32 bpp,
- u32 d[8], u32 mask)
-{
- int i;
-
- for (i = 0; i < bpp; i++, dst += dst_inc)
- *(u32 *)dst = comp(d[perm_c2p_8bpp[i]], *(u32 *)dst, mask);
-}
-
-
- /*
- * c2p - Copy 8-bit chunky image data to a planar frame buffer
- * @dst: Starting address of the planar frame buffer
- * @dx: Horizontal destination offset (in pixels)
- * @dy: Vertical destination offset (in pixels)
- * @width: Image width (in pixels)
- * @height: Image height (in pixels)
- * @dst_nextline: Frame buffer offset to the next line (in bytes)
- * @dst_nextplane: Frame buffer offset to the next plane (in bytes)
- * @src_nextline: Image offset to the next line (in bytes)
- * @bpp: Bits per pixel of the planar frame buffer (1-8)
- */
-
-void c2p(u8 *dst, const u8 *src, u32 dx, u32 dy, u32 width, u32 height,
- u32 dst_nextline, u32 dst_nextplane, u32 src_nextline, u32 bpp)
-{
- int dst_idx;
- u32 d[8], first, last, w;
- const u8 *c;
- u8 *p;
-
- dst += dy*dst_nextline+(dx & ~31);
- dst_idx = dx % 32;
- first = ~0UL >> dst_idx;
- last = ~(~0UL >> ((dst_idx+width) % 32));
- while (height--) {
- c = src;
- p = dst;
- w = width;
- if (dst_idx+width <= 32) {
- /* Single destination word */
- first &= last;
- memset(d, 0, sizeof(d));
- memcpy((u8 *)d+dst_idx, c, width);
- c += width;
- c2p_8bpp(d);
- store_planar_masked(p, dst_nextplane, bpp, d, first);
- p += 4;
- } else {
- /* Multiple destination words */
- w = width;
- /* Leading bits */
- if (dst_idx) {
- w = 32 - dst_idx;
- memset(d, 0, dst_idx);
- memcpy((u8 *)d+dst_idx, c, w);
- c += w;
- c2p_8bpp(d);
- store_planar_masked(p, dst_nextplane, bpp, d, first);
- p += 4;
- w = width-w;
- }
- /* Main chunk */
- while (w >= 32) {
- memcpy(d, c, 32);
- c += 32;
- c2p_8bpp(d);
- store_planar(p, dst_nextplane, bpp, d);
- p += 4;
- w -= 32;
- }
- /* Trailing bits */
- w %= 32;
- if (w > 0) {
- memcpy(d, c, w);
- memset((u8 *)d+w, 0, 32-w);
- c2p_8bpp(d);
- store_planar_masked(p, dst_nextplane, bpp, d, last);
- }
- }
- src += src_nextline;
- dst += dst_nextline;
- }
-}
-EXPORT_SYMBOL_GPL(c2p);
-
-MODULE_LICENSE("GPL");
/*
* Fast C2P (Chunky-to-Planar) Conversion
*
- * Copyright (C) 2003 Geert Uytterhoeven
+ * Copyright (C) 2003-2008 Geert Uytterhoeven
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
#include <linux/types.h>
-extern void c2p(u8 *dst, const u8 *src, u32 dx, u32 dy, u32 width, u32 height,
- u32 dst_nextline, u32 dst_nextplane, u32 src_nextline,
- u32 bpp);
+extern void c2p_planar(void *dst, const void *src, u32 dx, u32 dy, u32 width,
+ u32 height, u32 dst_nextline, u32 dst_nextplane,
+ u32 src_nextline, u32 bpp);
+extern void c2p_iplan2(void *dst, const void *src, u32 dx, u32 dy, u32 width,
+ u32 height, u32 dst_nextline, u32 src_nextline,
+ u32 bpp);
--- /dev/null
+/*
+ * Fast C2P (Chunky-to-Planar) Conversion
+ *
+ * Copyright (C) 2003-2008 Geert Uytterhoeven
+ *
+ * NOTES:
+ * - This code was inspired by Scout's C2P tutorial
+ * - It assumes to run on a big endian system
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+
+
+ /*
+ * Basic transpose step
+ */
+
+static inline void _transp(u32 d[], unsigned int i1, unsigned int i2,
+ unsigned int shift, u32 mask)
+{
+ u32 t = (d[i1] ^ (d[i2] >> shift)) & mask;
+
+ d[i1] ^= t;
+ d[i2] ^= t << shift;
+}
+
+
+extern void c2p_unsupported(void);
+
+static inline u32 get_mask(unsigned int n)
+{
+ switch (n) {
+ case 1:
+ return 0x55555555;
+
+ case 2:
+ return 0x33333333;
+
+ case 4:
+ return 0x0f0f0f0f;
+
+ case 8:
+ return 0x00ff00ff;
+
+ case 16:
+ return 0x0000ffff;
+ }
+
+ c2p_unsupported();
+ return 0;
+}
+
+
+ /*
+ * Transpose operations on 8 32-bit words
+ */
+
+static inline void transp8(u32 d[], unsigned int n, unsigned int m)
+{
+ u32 mask = get_mask(n);
+
+ switch (m) {
+ case 1:
+ /* First n x 1 block */
+ _transp(d, 0, 1, n, mask);
+ /* Second n x 1 block */
+ _transp(d, 2, 3, n, mask);
+ /* Third n x 1 block */
+ _transp(d, 4, 5, n, mask);
+ /* Fourth n x 1 block */
+ _transp(d, 6, 7, n, mask);
+ return;
+
+ case 2:
+ /* First n x 2 block */
+ _transp(d, 0, 2, n, mask);
+ _transp(d, 1, 3, n, mask);
+ /* Second n x 2 block */
+ _transp(d, 4, 6, n, mask);
+ _transp(d, 5, 7, n, mask);
+ return;
+
+ case 4:
+ /* Single n x 4 block */
+ _transp(d, 0, 4, n, mask);
+ _transp(d, 1, 5, n, mask);
+ _transp(d, 2, 6, n, mask);
+ _transp(d, 3, 7, n, mask);
+ return;
+ }
+
+ c2p_unsupported();
+}
+
+
+ /*
+ * Transpose operations on 4 32-bit words
+ */
+
+static inline void transp4(u32 d[], unsigned int n, unsigned int m)
+{
+ u32 mask = get_mask(n);
+
+ switch (m) {
+ case 1:
+ /* First n x 1 block */
+ _transp(d, 0, 1, n, mask);
+ /* Second n x 1 block */
+ _transp(d, 2, 3, n, mask);
+ return;
+
+ case 2:
+ /* Single n x 2 block */
+ _transp(d, 0, 2, n, mask);
+ _transp(d, 1, 3, n, mask);
+ return;
+ }
+
+ c2p_unsupported();
+}
+
+
+ /*
+ * Transpose operations on 4 32-bit words (reverse order)
+ */
+
+static inline void transp4x(u32 d[], unsigned int n, unsigned int m)
+{
+ u32 mask = get_mask(n);
+
+ switch (m) {
+ case 2:
+ /* Single n x 2 block */
+ _transp(d, 2, 0, n, mask);
+ _transp(d, 3, 1, n, mask);
+ return;
+ }
+
+ c2p_unsupported();
+}
+
+
+ /*
+ * Compose two values, using a bitmask as decision value
+ * This is equivalent to (a & mask) | (b & ~mask)
+ */
+
+static inline u32 comp(u32 a, u32 b, u32 mask)
+{
+ return ((a ^ b) & mask) ^ b;
+}
--- /dev/null
+/*
+ * Fast C2P (Chunky-to-Planar) Conversion
+ *
+ * Copyright (C) 2003-2008 Geert Uytterhoeven
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/string.h>
+
+#include <asm/unaligned.h>
+
+#include "c2p.h"
+#include "c2p_core.h"
+
+
+ /*
+ * Perform a full C2P step on 16 8-bit pixels, stored in 4 32-bit words
+ * containing
+ * - 16 8-bit chunky pixels on input
+ * - permutated planar data (2 planes per 32-bit word) on output
+ */
+
+static void c2p_16x8(u32 d[4])
+{
+ transp4(d, 8, 2);
+ transp4(d, 1, 2);
+ transp4x(d, 16, 2);
+ transp4x(d, 2, 2);
+ transp4(d, 4, 1);
+}
+
+
+ /*
+ * Array containing the permutation indices of the planar data after c2p
+ */
+
+static const int perm_c2p_16x8[4] = { 1, 3, 0, 2 };
+
+
+ /*
+ * Store a full block of iplan2 data after c2p conversion
+ */
+
+static inline void store_iplan2(void *dst, u32 bpp, u32 d[4])
+{
+ int i;
+
+ for (i = 0; i < bpp/2; i++, dst += 4)
+ put_unaligned_be32(d[perm_c2p_16x8[i]], dst);
+}
+
+
+ /*
+ * Store a partial block of iplan2 data after c2p conversion
+ */
+
+static inline void store_iplan2_masked(void *dst, u32 bpp, u32 d[4], u32 mask)
+{
+ int i;
+
+ for (i = 0; i < bpp/2; i++, dst += 4)
+ put_unaligned_be32(comp(d[perm_c2p_16x8[i]],
+ get_unaligned_be32(dst), mask),
+ dst);
+}
+
+
+ /*
+ * c2p_iplan2 - Copy 8-bit chunky image data to an interleaved planar
+ * frame buffer with 2 bytes of interleave
+ * @dst: Starting address of the planar frame buffer
+ * @dx: Horizontal destination offset (in pixels)
+ * @dy: Vertical destination offset (in pixels)
+ * @width: Image width (in pixels)
+ * @height: Image height (in pixels)
+ * @dst_nextline: Frame buffer offset to the next line (in bytes)
+ * @src_nextline: Image offset to the next line (in bytes)
+ * @bpp: Bits per pixel of the planar frame buffer (2, 4, or 8)
+ */
+
+void c2p_iplan2(void *dst, const void *src, u32 dx, u32 dy, u32 width,
+ u32 height, u32 dst_nextline, u32 src_nextline, u32 bpp)
+{
+ union {
+ u8 pixels[16];
+ u32 words[4];
+ } d;
+ u32 dst_idx, first, last, w;
+ const u8 *c;
+ void *p;
+
+ dst += dy*dst_nextline+(dx & ~15)*bpp;
+ dst_idx = dx % 16;
+ first = 0xffffU >> dst_idx;
+ first |= first << 16;
+ last = 0xffffU ^ (0xffffU >> ((dst_idx+width) % 16));
+ last |= last << 16;
+ while (height--) {
+ c = src;
+ p = dst;
+ w = width;
+ if (dst_idx+width <= 16) {
+ /* Single destination word */
+ first &= last;
+ memset(d.pixels, 0, sizeof(d));
+ memcpy(d.pixels+dst_idx, c, width);
+ c += width;
+ c2p_16x8(d.words);
+ store_iplan2_masked(p, bpp, d.words, first);
+ p += bpp*2;
+ } else {
+ /* Multiple destination words */
+ w = width;
+ /* Leading bits */
+ if (dst_idx) {
+ w = 16 - dst_idx;
+ memset(d.pixels, 0, dst_idx);
+ memcpy(d.pixels+dst_idx, c, w);
+ c += w;
+ c2p_16x8(d.words);
+ store_iplan2_masked(p, bpp, d.words, first);
+ p += bpp*2;
+ w = width-w;
+ }
+ /* Main chunk */
+ while (w >= 16) {
+ memcpy(d.pixels, c, 16);
+ c += 16;
+ c2p_16x8(d.words);
+ store_iplan2(p, bpp, d.words);
+ p += bpp*2;
+ w -= 16;
+ }
+ /* Trailing bits */
+ w %= 16;
+ if (w > 0) {
+ memcpy(d.pixels, c, w);
+ memset(d.pixels+w, 0, 16-w);
+ c2p_16x8(d.words);
+ store_iplan2_masked(p, bpp, d.words, last);
+ }
+ }
+ src += src_nextline;
+ dst += dst_nextline;
+ }
+}
+EXPORT_SYMBOL_GPL(c2p_iplan2);
+
+MODULE_LICENSE("GPL");
--- /dev/null
+/*
+ * Fast C2P (Chunky-to-Planar) Conversion
+ *
+ * Copyright (C) 2003-2008 Geert Uytterhoeven
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file COPYING in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/string.h>
+
+#include <asm/unaligned.h>
+
+#include "c2p.h"
+#include "c2p_core.h"
+
+
+ /*
+ * Perform a full C2P step on 32 8-bit pixels, stored in 8 32-bit words
+ * containing
+ * - 32 8-bit chunky pixels on input
+ * - permutated planar data (1 plane per 32-bit word) on output
+ */
+
+static void c2p_32x8(u32 d[8])
+{
+ transp8(d, 16, 4);
+ transp8(d, 8, 2);
+ transp8(d, 4, 1);
+ transp8(d, 2, 4);
+ transp8(d, 1, 2);
+}
+
+
+ /*
+ * Array containing the permutation indices of the planar data after c2p
+ */
+
+static const int perm_c2p_32x8[8] = { 7, 5, 3, 1, 6, 4, 2, 0 };
+
+
+ /*
+ * Store a full block of planar data after c2p conversion
+ */
+
+static inline void store_planar(void *dst, u32 dst_inc, u32 bpp, u32 d[8])
+{
+ int i;
+
+ for (i = 0; i < bpp; i++, dst += dst_inc)
+ put_unaligned_be32(d[perm_c2p_32x8[i]], dst);
+}
+
+
+ /*
+ * Store a partial block of planar data after c2p conversion
+ */
+
+static inline void store_planar_masked(void *dst, u32 dst_inc, u32 bpp,
+ u32 d[8], u32 mask)
+{
+ int i;
+
+ for (i = 0; i < bpp; i++, dst += dst_inc)
+ put_unaligned_be32(comp(d[perm_c2p_32x8[i]],
+ get_unaligned_be32(dst), mask),
+ dst);
+}
+
+
+ /*
+ * c2p_planar - Copy 8-bit chunky image data to a planar frame buffer
+ * @dst: Starting address of the planar frame buffer
+ * @dx: Horizontal destination offset (in pixels)
+ * @dy: Vertical destination offset (in pixels)
+ * @width: Image width (in pixels)
+ * @height: Image height (in pixels)
+ * @dst_nextline: Frame buffer offset to the next line (in bytes)
+ * @dst_nextplane: Frame buffer offset to the next plane (in bytes)
+ * @src_nextline: Image offset to the next line (in bytes)
+ * @bpp: Bits per pixel of the planar frame buffer (1-8)
+ */
+
+void c2p_planar(void *dst, const void *src, u32 dx, u32 dy, u32 width,
+ u32 height, u32 dst_nextline, u32 dst_nextplane,
+ u32 src_nextline, u32 bpp)
+{
+ union {
+ u8 pixels[32];
+ u32 words[8];
+ } d;
+ u32 dst_idx, first, last, w;
+ const u8 *c;
+ void *p;
+
+ dst += dy*dst_nextline+(dx & ~31);
+ dst_idx = dx % 32;
+ first = 0xffffffffU >> dst_idx;
+ last = ~(0xffffffffU >> ((dst_idx+width) % 32));
+ while (height--) {
+ c = src;
+ p = dst;
+ w = width;
+ if (dst_idx+width <= 32) {
+ /* Single destination word */
+ first &= last;
+ memset(d.pixels, 0, sizeof(d));
+ memcpy(d.pixels+dst_idx, c, width);
+ c += width;
+ c2p_32x8(d.words);
+ store_planar_masked(p, dst_nextplane, bpp, d.words,
+ first);
+ p += 4;
+ } else {
+ /* Multiple destination words */
+ w = width;
+ /* Leading bits */
+ if (dst_idx) {
+ w = 32 - dst_idx;
+ memset(d.pixels, 0, dst_idx);
+ memcpy(d.pixels+dst_idx, c, w);
+ c += w;
+ c2p_32x8(d.words);
+ store_planar_masked(p, dst_nextplane, bpp,
+ d.words, first);
+ p += 4;
+ w = width-w;
+ }
+ /* Main chunk */
+ while (w >= 32) {
+ memcpy(d.pixels, c, 32);
+ c += 32;
+ c2p_32x8(d.words);
+ store_planar(p, dst_nextplane, bpp, d.words);
+ p += 4;
+ w -= 32;
+ }
+ /* Trailing bits */
+ w %= 32;
+ if (w > 0) {
+ memcpy(d.pixels, c, w);
+ memset(d.pixels+w, 0, 32-w);
+ c2p_32x8(d.words);
+ store_planar_masked(p, dst_nextplane, bpp,
+ d.words, last);
+ }
+ }
+ src += src_nextline;
+ dst += dst_nextline;
+ }
+}
+EXPORT_SYMBOL_GPL(c2p_planar);
+
+MODULE_LICENSE("GPL");
#include <asm/fb.h>
#include <asm/irq.h>
#include <asm/system.h>
-#ifdef CONFIG_ATARI
-#include <asm/atariints.h>
-#endif
-#if defined(__mc68000__)
-#include <asm/machdep.h>
-#include <asm/setup.h>
-#endif
#include "fbcon.h"
#define CURSOR_DRAW_DELAY (1)
-/* # VBL ints between cursor state changes */
-#define ATARI_CURSOR_BLINK_RATE (42)
-
static int vbl_cursor_cnt;
static int fbcon_cursor_noblink;
release_console_sem();
}
-#ifdef CONFIG_ATARI
-static int cursor_blink_rate;
-static irqreturn_t fb_vbl_handler(int irq, void *dev_id)
-{
- struct fb_info *info = dev_id;
-
- if (vbl_cursor_cnt && --vbl_cursor_cnt == 0) {
- schedule_work(&info->queue);
- vbl_cursor_cnt = cursor_blink_rate;
- }
- return IRQ_HANDLED;
-}
-#endif
-
static void cursor_timer_handler(unsigned long dev_addr)
{
struct fb_info *info = (struct fb_info *) dev_addr;
info->var.yres,
info->var.bits_per_pixel);
-#ifdef CONFIG_ATARI
- if (MACH_IS_ATARI) {
- cursor_blink_rate = ATARI_CURSOR_BLINK_RATE;
- (void)request_irq(IRQ_AUTO_4, fb_vbl_handler,
- IRQ_TYPE_PRIO, "framebuffer vbl",
- info);
- }
-#endif /* CONFIG_ATARI */
-
fbcon_add_cursor_timer(info);
fbcon_has_exited = 0;
return display_desc;
if (fbcon_has_exited)
return;
-#ifdef CONFIG_ATARI
- if (MACH_IS_ATARI)
- free_irq(IRQ_AUTO_4, fb_vbl_handler);
-#endif
-
kfree((void *)softback_buf);
softback_buf = 0UL;
# POWERPC Architecture
+config GEF_WDT
+ tristate "GE Fanuc Watchdog Timer"
+ depends on GEF_SBC610
+ ---help---
+ Watchdog timer found in a number of GE Fanuc single board computers.
+
config MPC5200_WDT
tristate "MPC5200 Watchdog Timer"
depends on PPC_MPC52xx
tristate "MV64X60 (Marvell Discovery) Watchdog Timer"
depends on MV64X60
+config PIKA_WDT
+ tristate "PIKA FPGA Watchdog"
+ depends on WARP
+ default y
+ help
+ This enables the watchdog in the PIKA FPGA. Currently used on
+ the Warp platform.
+
config BOOKE_WDT
bool "PowerPC Book-E Watchdog Timer"
depends on BOOKE || 4xx
# PARISC Architecture
# POWERPC Architecture
+obj-$(CONFIG_GEF_WDT) += gef_wdt.o
obj-$(CONFIG_MPC5200_WDT) += mpc5200_wdt.o
obj-$(CONFIG_8xxx_WDT) += mpc8xxx_wdt.o
obj-$(CONFIG_MV64X60_WDT) += mv64x60_wdt.o
+obj-$(CONFIG_PIKA_WDT) += pika_wdt.o
obj-$(CONFIG_BOOKE_WDT) += booke_wdt.o
# PPC64 Architecture
--- /dev/null
+/*
+ * GE Fanuc watchdog userspace interface
+ *
+ * Author: Martyn Welch <martyn.welch@gefanuc.com>
+ *
+ * Copyright 2008 GE Fanuc Intelligent Platforms Embedded Systems, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * Based on: mv64x60_wdt.c (MV64X60 watchdog userspace interface)
+ * Author: James Chapman <jchapman@katalix.com>
+ */
+
+/* TODO:
+ * This driver does not provide support for the hardwares capability of sending
+ * an interrupt at a programmable threshold.
+ *
+ * This driver currently can only support 1 watchdog - there are 2 in the
+ * hardware that this driver supports. Thus one could be configured as a
+ * process-based watchdog (via /dev/watchdog), the second (using the interrupt
+ * capabilities) a kernel-based watchdog.
+ */
+
+#include <linux/kernel.h>
+#include <linux/compiler.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/miscdevice.h>
+#include <linux/watchdog.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
+
+#include <sysdev/fsl_soc.h>
+
+/*
+ * The watchdog configuration register contains a pair of 2-bit fields,
+ * 1. a reload field, bits 27-26, which triggers a reload of
+ * the countdown register, and
+ * 2. an enable field, bits 25-24, which toggles between
+ * enabling and disabling the watchdog timer.
+ * Bit 31 is a read-only field which indicates whether the
+ * watchdog timer is currently enabled.
+ *
+ * The low 24 bits contain the timer reload value.
+ */
+#define GEF_WDC_ENABLE_SHIFT 24
+#define GEF_WDC_SERVICE_SHIFT 26
+#define GEF_WDC_ENABLED_SHIFT 31
+
+#define GEF_WDC_ENABLED_TRUE 1
+#define GEF_WDC_ENABLED_FALSE 0
+
+/* Flags bits */
+#define GEF_WDOG_FLAG_OPENED 0
+
+static unsigned long wdt_flags;
+static int wdt_status;
+static void __iomem *gef_wdt_regs;
+static int gef_wdt_timeout;
+static int gef_wdt_count;
+static unsigned int bus_clk;
+static char expect_close;
+static DEFINE_SPINLOCK(gef_wdt_spinlock);
+
+static int nowayout = WATCHDOG_NOWAYOUT;
+module_param(nowayout, int, 0);
+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default="
+ __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+
+
+static int gef_wdt_toggle_wdc(int enabled_predicate, int field_shift)
+{
+ u32 data;
+ u32 enabled;
+ int ret = 0;
+
+ spin_lock(&gef_wdt_spinlock);
+ data = ioread32be(gef_wdt_regs);
+ enabled = (data >> GEF_WDC_ENABLED_SHIFT) & 1;
+
+ /* only toggle the requested field if enabled state matches predicate */
+ if ((enabled ^ enabled_predicate) == 0) {
+ /* We write a 1, then a 2 -- to the appropriate field */
+ data = (1 << field_shift) | gef_wdt_count;
+ iowrite32be(data, gef_wdt_regs);
+
+ data = (2 << field_shift) | gef_wdt_count;
+ iowrite32be(data, gef_wdt_regs);
+ ret = 1;
+ }
+ spin_unlock(&gef_wdt_spinlock);
+
+ return ret;
+}
+
+static void gef_wdt_service(void)
+{
+ gef_wdt_toggle_wdc(GEF_WDC_ENABLED_TRUE,
+ GEF_WDC_SERVICE_SHIFT);
+}
+
+static void gef_wdt_handler_enable(void)
+{
+ if (gef_wdt_toggle_wdc(GEF_WDC_ENABLED_FALSE,
+ GEF_WDC_ENABLE_SHIFT)) {
+ gef_wdt_service();
+ printk(KERN_NOTICE "gef_wdt: watchdog activated\n");
+ }
+}
+
+static void gef_wdt_handler_disable(void)
+{
+ if (gef_wdt_toggle_wdc(GEF_WDC_ENABLED_TRUE,
+ GEF_WDC_ENABLE_SHIFT))
+ printk(KERN_NOTICE "gef_wdt: watchdog deactivated\n");
+}
+
+static void gef_wdt_set_timeout(unsigned int timeout)
+{
+ /* maximum bus cycle count is 0xFFFFFFFF */
+ if (timeout > 0xFFFFFFFF / bus_clk)
+ timeout = 0xFFFFFFFF / bus_clk;
+
+ /* Register only holds upper 24 bits, bit shifted into lower 24 */
+ gef_wdt_count = (timeout * bus_clk) >> 8;
+ gef_wdt_timeout = timeout;
+}
+
+
+static ssize_t gef_wdt_write(struct file *file, const char __user *data,
+ size_t len, loff_t *ppos)
+{
+ if (len) {
+ if (!nowayout) {
+ size_t i;
+
+ expect_close = 0;
+
+ for (i = 0; i != len; i++) {
+ char c;
+ if (get_user(c, data + i))
+ return -EFAULT;
+ if (c == 'V')
+ expect_close = 42;
+ }
+ }
+ gef_wdt_service();
+ }
+
+ return len;
+}
+
+static long gef_wdt_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ int timeout;
+ int options;
+ void __user *argp = (void __user *)arg;
+ static struct watchdog_info info = {
+ .options = WDIOF_SETTIMEOUT | WDIOF_MAGICCLOSE |
+ WDIOF_KEEPALIVEPING,
+ .firmware_version = 0,
+ .identity = "GE Fanuc watchdog",
+ };
+
+ switch (cmd) {
+ case WDIOC_GETSUPPORT:
+ if (copy_to_user(argp, &info, sizeof(info)))
+ return -EFAULT;
+ break;
+
+ case WDIOC_GETSTATUS:
+ case WDIOC_GETBOOTSTATUS:
+ if (put_user(wdt_status, (int __user *)argp))
+ return -EFAULT;
+ wdt_status &= ~WDIOF_KEEPALIVEPING;
+ break;
+
+ case WDIOC_SETOPTIONS:
+ if (get_user(options, (int __user *)argp))
+ return -EFAULT;
+
+ if (options & WDIOS_DISABLECARD)
+ gef_wdt_handler_disable();
+
+ if (options & WDIOS_ENABLECARD)
+ gef_wdt_handler_enable();
+ break;
+
+ case WDIOC_KEEPALIVE:
+ gef_wdt_service();
+ wdt_status |= WDIOF_KEEPALIVEPING;
+ break;
+
+ case WDIOC_SETTIMEOUT:
+ if (get_user(timeout, (int __user *)argp))
+ return -EFAULT;
+ gef_wdt_set_timeout(timeout);
+ /* Fall through */
+
+ case WDIOC_GETTIMEOUT:
+ if (put_user(gef_wdt_timeout, (int __user *)argp))
+ return -EFAULT;
+ break;
+
+ default:
+ return -ENOTTY;
+ }
+
+ return 0;
+}
+
+static int gef_wdt_open(struct inode *inode, struct file *file)
+{
+ if (test_and_set_bit(GEF_WDOG_FLAG_OPENED, &wdt_flags))
+ return -EBUSY;
+
+ if (nowayout)
+ __module_get(THIS_MODULE);
+
+ gef_wdt_handler_enable();
+
+ return nonseekable_open(inode, file);
+}
+
+static int gef_wdt_release(struct inode *inode, struct file *file)
+{
+ if (expect_close == 42)
+ gef_wdt_handler_disable();
+ else {
+ printk(KERN_CRIT
+ "gef_wdt: unexpected close, not stopping timer!\n");
+ gef_wdt_service();
+ }
+ expect_close = 0;
+
+ clear_bit(GEF_WDOG_FLAG_OPENED, &wdt_flags);
+
+ return 0;
+}
+
+static const struct file_operations gef_wdt_fops = {
+ .owner = THIS_MODULE,
+ .llseek = no_llseek,
+ .write = gef_wdt_write,
+ .unlocked_ioctl = gef_wdt_ioctl,
+ .open = gef_wdt_open,
+ .release = gef_wdt_release,
+};
+
+static struct miscdevice gef_wdt_miscdev = {
+ .minor = WATCHDOG_MINOR,
+ .name = "watchdog",
+ .fops = &gef_wdt_fops,
+};
+
+
+static int __devinit gef_wdt_probe(struct of_device *dev,
+ const struct of_device_id *match)
+{
+ int timeout = 10;
+ u32 freq;
+
+ bus_clk = 133; /* in MHz */
+
+ freq = fsl_get_sys_freq();
+ if (freq > 0)
+ bus_clk = freq;
+
+ /* Map devices registers into memory */
+ gef_wdt_regs = of_iomap(dev->node, 0);
+ if (gef_wdt_regs == NULL)
+ return -ENOMEM;
+
+ gef_wdt_set_timeout(timeout);
+
+ gef_wdt_handler_disable(); /* in case timer was already running */
+
+ return misc_register(&gef_wdt_miscdev);
+}
+
+static int __devexit gef_wdt_remove(struct platform_device *dev)
+{
+ misc_deregister(&gef_wdt_miscdev);
+
+ gef_wdt_handler_disable();
+
+ iounmap(gef_wdt_regs);
+
+ return 0;
+}
+
+static const struct of_device_id gef_wdt_ids[] = {
+ {
+ .compatible = "gef,fpga-wdt",
+ },
+ {},
+};
+
+static struct of_platform_driver gef_wdt_driver = {
+ .owner = THIS_MODULE,
+ .name = "gef_wdt",
+ .match_table = gef_wdt_ids,
+ .probe = gef_wdt_probe,
+};
+
+static int __init gef_wdt_init(void)
+{
+ printk(KERN_INFO "GE Fanuc watchdog driver\n");
+ return of_register_platform_driver(&gef_wdt_driver);
+}
+
+static void __exit gef_wdt_exit(void)
+{
+ of_unregister_platform_driver(&gef_wdt_driver);
+}
+
+module_init(gef_wdt_init);
+module_exit(gef_wdt_exit);
+
+MODULE_AUTHOR("Martyn Welch <martyn.welch@gefanuc.com>");
+MODULE_DESCRIPTION("GE Fanuc watchdog driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
+MODULE_ALIAS("platform: gef_wdt");
--- /dev/null
+/*
+ * PIKA FPGA based Watchdog Timer
+ *
+ * Copyright (c) 2008 PIKA Technologies
+ * Sean MacLennan <smaclennan@pikatech.com>
+ */
+
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/fs.h>
+#include <linux/miscdevice.h>
+#include <linux/watchdog.h>
+#include <linux/reboot.h>
+#include <linux/jiffies.h>
+#include <linux/timer.h>
+#include <linux/bitops.h>
+#include <linux/uaccess.h>
+#include <linux/io.h>
+#include <linux/of_platform.h>
+
+#define DRV_NAME "PIKA-WDT"
+#define PFX DRV_NAME ": "
+
+/* Hardware timeout in seconds */
+#define WDT_HW_TIMEOUT 2
+
+/* Timer heartbeat (500ms) */
+#define WDT_TIMEOUT (HZ/2)
+
+/* User land timeout */
+#define WDT_HEARTBEAT 15
+static int heartbeat = WDT_HEARTBEAT;
+module_param(heartbeat, int, 0);
+MODULE_PARM_DESC(heartbeat, "Watchdog heartbeats in seconds. "
+ "(default = " __MODULE_STRING(WDT_HEARTBEAT) ")");
+
+static int nowayout = WATCHDOG_NOWAYOUT;
+module_param(nowayout, int, 0);
+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started "
+ "(default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+
+static struct {
+ void __iomem *fpga;
+ unsigned long next_heartbeat; /* the next_heartbeat for the timer */
+ unsigned long open;
+ char expect_close;
+ int bootstatus;
+ struct timer_list timer; /* The timer that pings the watchdog */
+} pikawdt_private;
+
+static struct watchdog_info ident = {
+ .identity = DRV_NAME,
+ .options = WDIOF_CARDRESET |
+ WDIOF_SETTIMEOUT |
+ WDIOF_KEEPALIVEPING |
+ WDIOF_MAGICCLOSE,
+};
+
+/*
+ * Reload the watchdog timer. (ie, pat the watchdog)
+ */
+static inline void pikawdt_reset(void)
+{
+ /* -- FPGA: Reset Control Register (32bit R/W) (Offset: 0x14) --
+ * Bit 7, WTCHDG_EN: When set to 1, the watchdog timer is enabled.
+ * Once enabled, it cannot be disabled. The watchdog can be
+ * kicked by performing any write access to the reset
+ * control register (this register).
+ * Bit 8-11, WTCHDG_TIMEOUT_SEC: Sets the watchdog timeout value in
+ * seconds. Valid ranges are 1 to 15 seconds. The value can
+ * be modified dynamically.
+ */
+ unsigned reset = in_be32(pikawdt_private.fpga + 0x14);
+ /* enable with max timeout - 15 seconds */
+ reset |= (1 << 7) + (WDT_HW_TIMEOUT << 8);
+ out_be32(pikawdt_private.fpga + 0x14, reset);
+}
+
+/*
+ * Timer tick
+ */
+static void pikawdt_ping(unsigned long data)
+{
+ if (time_before(jiffies, pikawdt_private.next_heartbeat) ||
+ (!nowayout && !pikawdt_private.open)) {
+ pikawdt_reset();
+ mod_timer(&pikawdt_private.timer, jiffies + WDT_TIMEOUT);
+ } else
+ printk(KERN_CRIT PFX "I will reset your machine !\n");
+}
+
+
+static void pikawdt_keepalive(void)
+{
+ pikawdt_private.next_heartbeat = jiffies + heartbeat * HZ;
+}
+
+static void pikawdt_start(void)
+{
+ pikawdt_keepalive();
+ mod_timer(&pikawdt_private.timer, jiffies + WDT_TIMEOUT);
+}
+
+/*
+ * Watchdog device is opened, and watchdog starts running.
+ */
+static int pikawdt_open(struct inode *inode, struct file *file)
+{
+ /* /dev/watchdog can only be opened once */
+ if (test_and_set_bit(0, &pikawdt_private.open))
+ return -EBUSY;
+
+ pikawdt_start();
+
+ return nonseekable_open(inode, file);
+}
+
+/*
+ * Close the watchdog device.
+ */
+static int pikawdt_release(struct inode *inode, struct file *file)
+{
+ /* stop internal ping */
+ if (!pikawdt_private.expect_close)
+ del_timer(&pikawdt_private.timer);
+
+ clear_bit(0, &pikawdt_private.open);
+ pikawdt_private.expect_close = 0;
+ return 0;
+}
+
+/*
+ * Pat the watchdog whenever device is written to.
+ */
+static ssize_t pikawdt_write(struct file *file, const char __user *data,
+ size_t len, loff_t *ppos)
+{
+ if (!len)
+ return 0;
+
+ /* Scan for magic character */
+ if (!nowayout) {
+ size_t i;
+
+ pikawdt_private.expect_close = 0;
+
+ for (i = 0; i < len; i++) {
+ char c;
+ if (get_user(c, data + i))
+ return -EFAULT;
+ if (c == 'V') {
+ pikawdt_private.expect_close = 42;
+ break;
+ }
+ }
+ }
+
+ pikawdt_keepalive();
+
+ return len;
+}
+
+/*
+ * Handle commands from user-space.
+ */
+static long pikawdt_ioctl(struct file *file,
+ unsigned int cmd, unsigned long arg)
+{
+ void __user *argp = (void __user *)arg;
+ int __user *p = argp;
+ int new_value;
+
+ switch (cmd) {
+ case WDIOC_GETSUPPORT:
+ return copy_to_user(argp, &ident, sizeof(ident)) ? -EFAULT : 0;
+
+ case WDIOC_GETSTATUS:
+ return put_user(0, p);
+
+ case WDIOC_GETBOOTSTATUS:
+ return put_user(pikawdt_private.bootstatus, p);
+
+ case WDIOC_KEEPALIVE:
+ pikawdt_keepalive();
+ return 0;
+
+ case WDIOC_SETTIMEOUT:
+ if (get_user(new_value, p))
+ return -EFAULT;
+
+ heartbeat = new_value;
+ pikawdt_keepalive();
+
+ return put_user(new_value, p); /* return current value */
+
+ case WDIOC_GETTIMEOUT:
+ return put_user(heartbeat, p);
+ }
+ return -ENOTTY;
+}
+
+
+static const struct file_operations pikawdt_fops = {
+ .owner = THIS_MODULE,
+ .llseek = no_llseek,
+ .open = pikawdt_open,
+ .release = pikawdt_release,
+ .write = pikawdt_write,
+ .unlocked_ioctl = pikawdt_ioctl,
+};
+
+static struct miscdevice pikawdt_miscdev = {
+ .minor = WATCHDOG_MINOR,
+ .name = "watchdog",
+ .fops = &pikawdt_fops,
+};
+
+static int __init pikawdt_init(void)
+{
+ struct device_node *np;
+ void __iomem *fpga;
+ static u32 post1;
+ int ret;
+
+ np = of_find_compatible_node(NULL, NULL, "pika,fpga");
+ if (np == NULL) {
+ printk(KERN_ERR PFX "Unable to find fpga.\n");
+ return -ENOENT;
+ }
+
+ pikawdt_private.fpga = of_iomap(np, 0);
+ of_node_put(np);
+ if (pikawdt_private.fpga == NULL) {
+ printk(KERN_ERR PFX "Unable to map fpga.\n");
+ return -ENOMEM;
+ }
+
+ ident.firmware_version = in_be32(pikawdt_private.fpga + 0x1c) & 0xffff;
+
+ /* POST information is in the sd area. */
+ np = of_find_compatible_node(NULL, NULL, "pika,fpga-sd");
+ if (np == NULL) {
+ printk(KERN_ERR PFX "Unable to find fpga-sd.\n");
+ ret = -ENOENT;
+ goto out;
+ }
+
+ fpga = of_iomap(np, 0);
+ of_node_put(np);
+ if (fpga == NULL) {
+ printk(KERN_ERR PFX "Unable to map fpga-sd.\n");
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ /* -- FPGA: POST Test Results Register 1 (32bit R/W) (Offset: 0x4040) --
+ * Bit 31, WDOG: Set to 1 when the last reset was caused by a watchdog
+ * timeout.
+ */
+ post1 = in_be32(fpga + 0x40);
+ if (post1 & 0x80000000)
+ pikawdt_private.bootstatus = WDIOF_CARDRESET;
+
+ iounmap(fpga);
+
+ setup_timer(&pikawdt_private.timer, pikawdt_ping, 0);
+
+ ret = misc_register(&pikawdt_miscdev);
+ if (ret) {
+ printk(KERN_ERR PFX "Unable to register miscdev.\n");
+ goto out;
+ }
+
+ printk(KERN_INFO PFX "initialized. heartbeat=%d sec (nowayout=%d)\n",
+ heartbeat, nowayout);
+ return 0;
+
+out:
+ iounmap(pikawdt_private.fpga);
+ return ret;
+}
+
+static void __exit pikawdt_exit(void)
+{
+ misc_deregister(&pikawdt_miscdev);
+
+ iounmap(pikawdt_private.fpga);
+}
+
+module_init(pikawdt_init);
+module_exit(pikawdt_exit);
+
+MODULE_AUTHOR("Sean MacLennan <smaclennan@pikatech.com>");
+MODULE_DESCRIPTION("PIKA FPGA based Watchdog Timer");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
+
.fops = &wm8350_wdt_fops,
};
-static int wm8350_wdt_probe(struct platform_device *pdev)
+static int __devinit wm8350_wdt_probe(struct platform_device *pdev)
{
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
return misc_register(&wm8350_wdt_miscdev);
}
-static int __exit wm8350_wdt_remove(struct platform_device *pdev)
+static int __devexit wm8350_wdt_remove(struct platform_device *pdev)
{
misc_deregister(&wm8350_wdt_miscdev);
static struct platform_driver wm8350_wdt_driver = {
.probe = wm8350_wdt_probe,
- .remove = wm8350_wdt_remove,
+ .remove = __devexit_p(wm8350_wdt_remove),
.driver = {
.name = "wm8350-wdt",
},
--- /dev/null
+devlist.h
+gen-devlist
.read = zorro_read_config,
};
-void zorro_create_sysfs_dev_files(struct zorro_dev *z)
+int zorro_create_sysfs_dev_files(struct zorro_dev *z)
{
struct device *dev = &z->dev;
+ int error;
/* current configuration's attributes */
- device_create_file(dev, &dev_attr_id);
- device_create_file(dev, &dev_attr_type);
- device_create_file(dev, &dev_attr_serial);
- device_create_file(dev, &dev_attr_slotaddr);
- device_create_file(dev, &dev_attr_slotsize);
- device_create_file(dev, &dev_attr_resource);
- sysfs_create_bin_file(&dev->kobj, &zorro_config_attr);
+ if ((error = device_create_file(dev, &dev_attr_id)) ||
+ (error = device_create_file(dev, &dev_attr_type)) ||
+ (error = device_create_file(dev, &dev_attr_serial)) ||
+ (error = device_create_file(dev, &dev_attr_slotaddr)) ||
+ (error = device_create_file(dev, &dev_attr_slotsize)) ||
+ (error = device_create_file(dev, &dev_attr_resource)) ||
+ (error = sysfs_create_bin_file(&dev->kobj, &zorro_config_attr)))
+ return error;
+
+ return 0;
}
{
struct zorro_dev *z;
unsigned int i;
+ int error;
if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(ZORRO))
return 0;
/* Initialize the Zorro bus */
INIT_LIST_HEAD(&zorro_bus.devices);
strcpy(zorro_bus.dev.bus_id, "zorro");
- device_register(&zorro_bus.dev);
+ error = device_register(&zorro_bus.dev);
+ if (error) {
+ pr_err("Zorro: Error registering zorro_bus\n");
+ return error;
+ }
/* Request the resources */
zorro_bus.num_resources = AMIGAHW_PRESENT(ZORRO3) ? 4 : 2;
zorro_name_device(z);
z->resource.name = z->name;
if (request_resource(zorro_find_parent_resource(z), &z->resource))
- printk(KERN_ERR "Zorro: Address space collision on device %s "
- "[%lx:%lx]\n",
- z->name, (unsigned long)zorro_resource_start(z),
- (unsigned long)zorro_resource_end(z));
+ pr_err("Zorro: Address space collision on device %s %pR\n",
+ z->name, &z->resource);
sprintf(z->dev.bus_id, "%02x", i);
z->dev.parent = &zorro_bus.dev;
z->dev.bus = &zorro_bus_type;
- device_register(&z->dev);
- zorro_create_sysfs_dev_files(z);
+ error = device_register(&z->dev);
+ if (error) {
+ pr_err("Zorro: Error registering device %s\n", z->name);
+ continue;
+ }
+ error = zorro_create_sysfs_dev_files(z);
+ if (error)
+ dev_err(&z->dev, "Error creating sysfs files\n");
}
/* Mark all available Zorro II memory */
extern void zorro_name_device(struct zorro_dev *z);
-extern void zorro_create_sysfs_dev_files(struct zorro_dev *z);
+extern int zorro_create_sysfs_dev_files(struct zorro_dev *z);
/******************************************************************************
*******************************************************************************
**
-** Copyright (C) 2005-2008 Red Hat, Inc. All rights reserved.
+** Copyright (C) 2005-2009 Red Hat, Inc. All rights reserved.
**
** This copyrighted material is made available to anyone wishing to use,
** modify, copy, or redistribute it subject to the terms and conditions
static struct dentry *dlm_root;
-struct rsb_iter {
- int entry;
- int format;
- int header;
- struct dlm_ls *ls;
- struct list_head *next;
- struct dlm_rsb *rsb;
-};
-
-/*
- * dump all rsb's in the lockspace hash table
- */
-
static char *print_lockmode(int mode)
{
switch (mode) {
}
}
-static void print_format1_lock(struct seq_file *s, struct dlm_lkb *lkb,
- struct dlm_rsb *res)
+static int print_format1_lock(struct seq_file *s, struct dlm_lkb *lkb,
+ struct dlm_rsb *res)
{
seq_printf(s, "%08x %s", lkb->lkb_id, print_lockmode(lkb->lkb_grmode));
- if (lkb->lkb_status == DLM_LKSTS_CONVERT
- || lkb->lkb_status == DLM_LKSTS_WAITING)
+ if (lkb->lkb_status == DLM_LKSTS_CONVERT ||
+ lkb->lkb_status == DLM_LKSTS_WAITING)
seq_printf(s, " (%s)", print_lockmode(lkb->lkb_rqmode));
if (lkb->lkb_nodeid) {
if (lkb->lkb_wait_type)
seq_printf(s, " wait_type: %d", lkb->lkb_wait_type);
- seq_printf(s, "\n");
+ return seq_printf(s, "\n");
}
static int print_format1(struct dlm_rsb *res, struct seq_file *s)
{
struct dlm_lkb *lkb;
int i, lvblen = res->res_ls->ls_lvblen, recover_list, root_list;
+ int rv;
lock_rsb(res);
- seq_printf(s, "\nResource %p Name (len=%d) \"", res, res->res_length);
+ rv = seq_printf(s, "\nResource %p Name (len=%d) \"",
+ res, res->res_length);
+ if (rv)
+ goto out;
+
for (i = 0; i < res->res_length; i++) {
if (isprint(res->res_name[i]))
seq_printf(s, "%c", res->res_name[i]);
else
seq_printf(s, "%c", '.');
}
+
if (res->res_nodeid > 0)
- seq_printf(s, "\" \nLocal Copy, Master is node %d\n",
- res->res_nodeid);
+ rv = seq_printf(s, "\" \nLocal Copy, Master is node %d\n",
+ res->res_nodeid);
else if (res->res_nodeid == 0)
- seq_printf(s, "\" \nMaster Copy\n");
+ rv = seq_printf(s, "\" \nMaster Copy\n");
else if (res->res_nodeid == -1)
- seq_printf(s, "\" \nLooking up master (lkid %x)\n",
- res->res_first_lkid);
+ rv = seq_printf(s, "\" \nLooking up master (lkid %x)\n",
+ res->res_first_lkid);
else
- seq_printf(s, "\" \nInvalid master %d\n", res->res_nodeid);
+ rv = seq_printf(s, "\" \nInvalid master %d\n",
+ res->res_nodeid);
+ if (rv)
+ goto out;
/* Print the LVB: */
if (res->res_lvbptr) {
}
if (rsb_flag(res, RSB_VALNOTVALID))
seq_printf(s, " (INVALID)");
- seq_printf(s, "\n");
+ rv = seq_printf(s, "\n");
+ if (rv)
+ goto out;
}
root_list = !list_empty(&res->res_root_list);
recover_list = !list_empty(&res->res_recover_list);
if (root_list || recover_list) {
- seq_printf(s, "Recovery: root %d recover %d flags %lx "
- "count %d\n", root_list, recover_list,
- res->res_flags, res->res_recover_locks_count);
+ rv = seq_printf(s, "Recovery: root %d recover %d flags %lx "
+ "count %d\n", root_list, recover_list,
+ res->res_flags, res->res_recover_locks_count);
+ if (rv)
+ goto out;
}
/* Print the locks attached to this resource */
seq_printf(s, "Granted Queue\n");
- list_for_each_entry(lkb, &res->res_grantqueue, lkb_statequeue)
- print_format1_lock(s, lkb, res);
+ list_for_each_entry(lkb, &res->res_grantqueue, lkb_statequeue) {
+ rv = print_format1_lock(s, lkb, res);
+ if (rv)
+ goto out;
+ }
seq_printf(s, "Conversion Queue\n");
- list_for_each_entry(lkb, &res->res_convertqueue, lkb_statequeue)
- print_format1_lock(s, lkb, res);
+ list_for_each_entry(lkb, &res->res_convertqueue, lkb_statequeue) {
+ rv = print_format1_lock(s, lkb, res);
+ if (rv)
+ goto out;
+ }
seq_printf(s, "Waiting Queue\n");
- list_for_each_entry(lkb, &res->res_waitqueue, lkb_statequeue)
- print_format1_lock(s, lkb, res);
+ list_for_each_entry(lkb, &res->res_waitqueue, lkb_statequeue) {
+ rv = print_format1_lock(s, lkb, res);
+ if (rv)
+ goto out;
+ }
if (list_empty(&res->res_lookup))
goto out;
seq_printf(s, "Lookup Queue\n");
list_for_each_entry(lkb, &res->res_lookup, lkb_rsb_lookup) {
- seq_printf(s, "%08x %s", lkb->lkb_id,
- print_lockmode(lkb->lkb_rqmode));
+ rv = seq_printf(s, "%08x %s", lkb->lkb_id,
+ print_lockmode(lkb->lkb_rqmode));
if (lkb->lkb_wait_type)
seq_printf(s, " wait_type: %d", lkb->lkb_wait_type);
- seq_printf(s, "\n");
+ rv = seq_printf(s, "\n");
}
out:
unlock_rsb(res);
- return 0;
+ return rv;
}
-static void print_format2_lock(struct seq_file *s, struct dlm_lkb *lkb,
- struct dlm_rsb *r)
+static int print_format2_lock(struct seq_file *s, struct dlm_lkb *lkb,
+ struct dlm_rsb *r)
{
u64 xid = 0;
u64 us;
+ int rv;
if (lkb->lkb_flags & DLM_IFL_USER) {
if (lkb->lkb_ua)
/* id nodeid remid pid xid exflags flags sts grmode rqmode time_us
r_nodeid r_len r_name */
- seq_printf(s, "%x %d %x %u %llu %x %x %d %d %d %llu %u %d \"%s\"\n",
- lkb->lkb_id,
- lkb->lkb_nodeid,
- lkb->lkb_remid,
- lkb->lkb_ownpid,
- (unsigned long long)xid,
- lkb->lkb_exflags,
- lkb->lkb_flags,
- lkb->lkb_status,
- lkb->lkb_grmode,
- lkb->lkb_rqmode,
- (unsigned long long)us,
- r->res_nodeid,
- r->res_length,
- r->res_name);
+ rv = seq_printf(s, "%x %d %x %u %llu %x %x %d %d %d %llu %u %d \"%s\"\n",
+ lkb->lkb_id,
+ lkb->lkb_nodeid,
+ lkb->lkb_remid,
+ lkb->lkb_ownpid,
+ (unsigned long long)xid,
+ lkb->lkb_exflags,
+ lkb->lkb_flags,
+ lkb->lkb_status,
+ lkb->lkb_grmode,
+ lkb->lkb_rqmode,
+ (unsigned long long)us,
+ r->res_nodeid,
+ r->res_length,
+ r->res_name);
+ return rv;
}
static int print_format2(struct dlm_rsb *r, struct seq_file *s)
{
struct dlm_lkb *lkb;
+ int rv = 0;
lock_rsb(r);
- list_for_each_entry(lkb, &r->res_grantqueue, lkb_statequeue)
- print_format2_lock(s, lkb, r);
-
- list_for_each_entry(lkb, &r->res_convertqueue, lkb_statequeue)
- print_format2_lock(s, lkb, r);
+ list_for_each_entry(lkb, &r->res_grantqueue, lkb_statequeue) {
+ rv = print_format2_lock(s, lkb, r);
+ if (rv)
+ goto out;
+ }
- list_for_each_entry(lkb, &r->res_waitqueue, lkb_statequeue)
- print_format2_lock(s, lkb, r);
+ list_for_each_entry(lkb, &r->res_convertqueue, lkb_statequeue) {
+ rv = print_format2_lock(s, lkb, r);
+ if (rv)
+ goto out;
+ }
+ list_for_each_entry(lkb, &r->res_waitqueue, lkb_statequeue) {
+ rv = print_format2_lock(s, lkb, r);
+ if (rv)
+ goto out;
+ }
+ out:
unlock_rsb(r);
- return 0;
+ return rv;
}
-static void print_format3_lock(struct seq_file *s, struct dlm_lkb *lkb,
- int rsb_lookup)
+static int print_format3_lock(struct seq_file *s, struct dlm_lkb *lkb,
+ int rsb_lookup)
{
u64 xid = 0;
+ int rv;
if (lkb->lkb_flags & DLM_IFL_USER) {
if (lkb->lkb_ua)
xid = lkb->lkb_ua->xid;
}
- seq_printf(s, "lkb %x %d %x %u %llu %x %x %d %d %d %d %d %d %u %llu %llu\n",
- lkb->lkb_id,
- lkb->lkb_nodeid,
- lkb->lkb_remid,
- lkb->lkb_ownpid,
- (unsigned long long)xid,
- lkb->lkb_exflags,
- lkb->lkb_flags,
- lkb->lkb_status,
- lkb->lkb_grmode,
- lkb->lkb_rqmode,
- lkb->lkb_highbast,
- rsb_lookup,
- lkb->lkb_wait_type,
- lkb->lkb_lvbseq,
- (unsigned long long)ktime_to_ns(lkb->lkb_timestamp),
- (unsigned long long)ktime_to_ns(lkb->lkb_time_bast));
+ rv = seq_printf(s, "lkb %x %d %x %u %llu %x %x %d %d %d %d %d %d %u %llu %llu\n",
+ lkb->lkb_id,
+ lkb->lkb_nodeid,
+ lkb->lkb_remid,
+ lkb->lkb_ownpid,
+ (unsigned long long)xid,
+ lkb->lkb_exflags,
+ lkb->lkb_flags,
+ lkb->lkb_status,
+ lkb->lkb_grmode,
+ lkb->lkb_rqmode,
+ lkb->lkb_highbast,
+ rsb_lookup,
+ lkb->lkb_wait_type,
+ lkb->lkb_lvbseq,
+ (unsigned long long)ktime_to_ns(lkb->lkb_timestamp),
+ (unsigned long long)ktime_to_ns(lkb->lkb_time_bast));
+ return rv;
}
static int print_format3(struct dlm_rsb *r, struct seq_file *s)
struct dlm_lkb *lkb;
int i, lvblen = r->res_ls->ls_lvblen;
int print_name = 1;
+ int rv;
lock_rsb(r);
- seq_printf(s, "rsb %p %d %x %lx %d %d %u %d ",
- r,
- r->res_nodeid,
- r->res_first_lkid,
- r->res_flags,
- !list_empty(&r->res_root_list),
- !list_empty(&r->res_recover_list),
- r->res_recover_locks_count,
- r->res_length);
+ rv = seq_printf(s, "rsb %p %d %x %lx %d %d %u %d ",
+ r,
+ r->res_nodeid,
+ r->res_first_lkid,
+ r->res_flags,
+ !list_empty(&r->res_root_list),
+ !list_empty(&r->res_recover_list),
+ r->res_recover_locks_count,
+ r->res_length);
+ if (rv)
+ goto out;
for (i = 0; i < r->res_length; i++) {
if (!isascii(r->res_name[i]) || !isprint(r->res_name[i]))
else
seq_printf(s, " %02x", (unsigned char)r->res_name[i]);
}
- seq_printf(s, "\n");
+ rv = seq_printf(s, "\n");
+ if (rv)
+ goto out;
if (!r->res_lvbptr)
goto do_locks;
for (i = 0; i < lvblen; i++)
seq_printf(s, " %02x", (unsigned char)r->res_lvbptr[i]);
- seq_printf(s, "\n");
+ rv = seq_printf(s, "\n");
+ if (rv)
+ goto out;
do_locks:
- list_for_each_entry(lkb, &r->res_grantqueue, lkb_statequeue)
- print_format3_lock(s, lkb, 0);
-
- list_for_each_entry(lkb, &r->res_convertqueue, lkb_statequeue)
- print_format3_lock(s, lkb, 0);
-
- list_for_each_entry(lkb, &r->res_waitqueue, lkb_statequeue)
- print_format3_lock(s, lkb, 0);
-
- list_for_each_entry(lkb, &r->res_lookup, lkb_rsb_lookup)
- print_format3_lock(s, lkb, 1);
-
- unlock_rsb(r);
- return 0;
-}
-
-static int rsb_iter_next(struct rsb_iter *ri)
-{
- struct dlm_ls *ls = ri->ls;
- int i;
-
- if (!ri->next) {
- top:
- /* Find the next non-empty hash bucket */
- for (i = ri->entry; i < ls->ls_rsbtbl_size; i++) {
- read_lock(&ls->ls_rsbtbl[i].lock);
- if (!list_empty(&ls->ls_rsbtbl[i].list)) {
- ri->next = ls->ls_rsbtbl[i].list.next;
- ri->rsb = list_entry(ri->next, struct dlm_rsb,
- res_hashchain);
- dlm_hold_rsb(ri->rsb);
- read_unlock(&ls->ls_rsbtbl[i].lock);
- break;
- }
- read_unlock(&ls->ls_rsbtbl[i].lock);
- }
- ri->entry = i;
-
- if (ri->entry >= ls->ls_rsbtbl_size)
- return 1;
- } else {
- struct dlm_rsb *old = ri->rsb;
- i = ri->entry;
- read_lock(&ls->ls_rsbtbl[i].lock);
- ri->next = ri->next->next;
- if (ri->next->next == ls->ls_rsbtbl[i].list.next) {
- /* End of list - move to next bucket */
- ri->next = NULL;
- ri->entry++;
- read_unlock(&ls->ls_rsbtbl[i].lock);
- dlm_put_rsb(old);
- goto top;
- }
- ri->rsb = list_entry(ri->next, struct dlm_rsb, res_hashchain);
- dlm_hold_rsb(ri->rsb);
- read_unlock(&ls->ls_rsbtbl[i].lock);
- dlm_put_rsb(old);
+ list_for_each_entry(lkb, &r->res_grantqueue, lkb_statequeue) {
+ rv = print_format3_lock(s, lkb, 0);
+ if (rv)
+ goto out;
}
- return 0;
-}
-
-static void rsb_iter_free(struct rsb_iter *ri)
-{
- kfree(ri);
-}
-
-static struct rsb_iter *rsb_iter_init(struct dlm_ls *ls)
-{
- struct rsb_iter *ri;
-
- ri = kzalloc(sizeof *ri, GFP_KERNEL);
- if (!ri)
- return NULL;
-
- ri->ls = ls;
- ri->entry = 0;
- ri->next = NULL;
- ri->format = 1;
-
- if (rsb_iter_next(ri)) {
- rsb_iter_free(ri);
- return NULL;
+ list_for_each_entry(lkb, &r->res_convertqueue, lkb_statequeue) {
+ rv = print_format3_lock(s, lkb, 0);
+ if (rv)
+ goto out;
}
- return ri;
-}
-
-static void *rsb_seq_start(struct seq_file *file, loff_t *pos)
-{
- struct rsb_iter *ri;
- loff_t n = *pos;
-
- ri = rsb_iter_init(file->private);
- if (!ri)
- return NULL;
-
- while (n--) {
- if (rsb_iter_next(ri)) {
- rsb_iter_free(ri);
- return NULL;
- }
+ list_for_each_entry(lkb, &r->res_waitqueue, lkb_statequeue) {
+ rv = print_format3_lock(s, lkb, 0);
+ if (rv)
+ goto out;
}
- return ri;
-}
-
-static void *rsb_seq_next(struct seq_file *file, void *iter_ptr, loff_t *pos)
-{
- struct rsb_iter *ri = iter_ptr;
-
- (*pos)++;
-
- if (rsb_iter_next(ri)) {
- rsb_iter_free(ri);
- return NULL;
+ list_for_each_entry(lkb, &r->res_lookup, lkb_rsb_lookup) {
+ rv = print_format3_lock(s, lkb, 1);
+ if (rv)
+ goto out;
}
-
- return ri;
+ out:
+ unlock_rsb(r);
+ return rv;
}
-static void rsb_seq_stop(struct seq_file *file, void *iter_ptr)
-{
- /* nothing for now */
-}
+struct rsbtbl_iter {
+ struct dlm_rsb *rsb;
+ unsigned bucket;
+ int format;
+ int header;
+};
-static int rsb_seq_show(struct seq_file *file, void *iter_ptr)
+/* seq_printf returns -1 if the buffer is full, and 0 otherwise.
+ If the buffer is full, seq_printf can be called again, but it
+ does nothing and just returns -1. So, the these printing routines
+ periodically check the return value to avoid wasting too much time
+ trying to print to a full buffer. */
+
+static int table_seq_show(struct seq_file *seq, void *iter_ptr)
{
- struct rsb_iter *ri = iter_ptr;
+ struct rsbtbl_iter *ri = iter_ptr;
+ int rv = 0;
switch (ri->format) {
case 1:
- print_format1(ri->rsb, file);
+ rv = print_format1(ri->rsb, seq);
break;
case 2:
if (ri->header) {
- seq_printf(file, "id nodeid remid pid xid exflags "
- "flags sts grmode rqmode time_ms "
- "r_nodeid r_len r_name\n");
+ seq_printf(seq, "id nodeid remid pid xid exflags "
+ "flags sts grmode rqmode time_ms "
+ "r_nodeid r_len r_name\n");
ri->header = 0;
}
- print_format2(ri->rsb, file);
+ rv = print_format2(ri->rsb, seq);
break;
case 3:
if (ri->header) {
- seq_printf(file, "version rsb 1.1 lvb 1.1 lkb 1.1\n");
+ seq_printf(seq, "version rsb 1.1 lvb 1.1 lkb 1.1\n");
ri->header = 0;
}
- print_format3(ri->rsb, file);
+ rv = print_format3(ri->rsb, seq);
break;
}
- return 0;
+ return rv;
}
-static struct seq_operations rsb_seq_ops = {
- .start = rsb_seq_start,
- .next = rsb_seq_next,
- .stop = rsb_seq_stop,
- .show = rsb_seq_show,
-};
+static struct seq_operations format1_seq_ops;
+static struct seq_operations format2_seq_ops;
+static struct seq_operations format3_seq_ops;
-static int rsb_open(struct inode *inode, struct file *file)
+static void *table_seq_start(struct seq_file *seq, loff_t *pos)
{
- struct seq_file *seq;
- int ret;
-
- ret = seq_open(file, &rsb_seq_ops);
- if (ret)
- return ret;
-
- seq = file->private_data;
- seq->private = inode->i_private;
-
- return 0;
-}
-
-static const struct file_operations rsb_fops = {
- .owner = THIS_MODULE,
- .open = rsb_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release
-};
+ struct dlm_ls *ls = seq->private;
+ struct rsbtbl_iter *ri;
+ struct dlm_rsb *r;
+ loff_t n = *pos;
+ unsigned bucket, entry;
-/*
- * Dump state in compact per-lock listing
- */
+ bucket = n >> 32;
+ entry = n & ((1LL << 32) - 1);
-static struct rsb_iter *locks_iter_init(struct dlm_ls *ls, loff_t *pos)
-{
- struct rsb_iter *ri;
+ if (bucket >= ls->ls_rsbtbl_size)
+ return NULL;
- ri = kzalloc(sizeof *ri, GFP_KERNEL);
+ ri = kzalloc(sizeof(struct rsbtbl_iter), GFP_KERNEL);
if (!ri)
return NULL;
-
- ri->ls = ls;
- ri->entry = 0;
- ri->next = NULL;
- ri->format = 2;
-
- if (*pos == 0)
+ if (n == 0)
ri->header = 1;
-
- if (rsb_iter_next(ri)) {
- rsb_iter_free(ri);
- return NULL;
+ if (seq->op == &format1_seq_ops)
+ ri->format = 1;
+ if (seq->op == &format2_seq_ops)
+ ri->format = 2;
+ if (seq->op == &format3_seq_ops)
+ ri->format = 3;
+
+ spin_lock(&ls->ls_rsbtbl[bucket].lock);
+ if (!list_empty(&ls->ls_rsbtbl[bucket].list)) {
+ list_for_each_entry(r, &ls->ls_rsbtbl[bucket].list,
+ res_hashchain) {
+ if (!entry--) {
+ dlm_hold_rsb(r);
+ ri->rsb = r;
+ ri->bucket = bucket;
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
+ return ri;
+ }
+ }
}
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
- return ri;
-}
+ /*
+ * move to the first rsb in the next non-empty bucket
+ */
-static void *locks_seq_start(struct seq_file *file, loff_t *pos)
-{
- struct rsb_iter *ri;
- loff_t n = *pos;
+ /* zero the entry */
+ n &= ~((1LL << 32) - 1);
- ri = locks_iter_init(file->private, pos);
- if (!ri)
- return NULL;
+ while (1) {
+ bucket++;
+ n += 1LL << 32;
- while (n--) {
- if (rsb_iter_next(ri)) {
- rsb_iter_free(ri);
+ if (bucket >= ls->ls_rsbtbl_size) {
+ kfree(ri);
return NULL;
}
- }
- return ri;
+ spin_lock(&ls->ls_rsbtbl[bucket].lock);
+ if (!list_empty(&ls->ls_rsbtbl[bucket].list)) {
+ r = list_first_entry(&ls->ls_rsbtbl[bucket].list,
+ struct dlm_rsb, res_hashchain);
+ dlm_hold_rsb(r);
+ ri->rsb = r;
+ ri->bucket = bucket;
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
+ *pos = n;
+ return ri;
+ }
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
+ }
}
-static struct seq_operations locks_seq_ops = {
- .start = locks_seq_start,
- .next = rsb_seq_next,
- .stop = rsb_seq_stop,
- .show = rsb_seq_show,
-};
-
-static int locks_open(struct inode *inode, struct file *file)
+static void *table_seq_next(struct seq_file *seq, void *iter_ptr, loff_t *pos)
{
- struct seq_file *seq;
- int ret;
-
- ret = seq_open(file, &locks_seq_ops);
- if (ret)
- return ret;
-
- seq = file->private_data;
- seq->private = inode->i_private;
-
- return 0;
-}
-
-static const struct file_operations locks_fops = {
- .owner = THIS_MODULE,
- .open = locks_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = seq_release
-};
-
-/*
- * Dump all rsb/lvb/lkb state in compact listing, more complete than _locks
- * This can replace both formats 1 and 2 eventually.
- */
+ struct dlm_ls *ls = seq->private;
+ struct rsbtbl_iter *ri = iter_ptr;
+ struct list_head *next;
+ struct dlm_rsb *r, *rp;
+ loff_t n = *pos;
+ unsigned bucket;
+
+ bucket = n >> 32;
+
+ /*
+ * move to the next rsb in the same bucket
+ */
+
+ spin_lock(&ls->ls_rsbtbl[bucket].lock);
+ rp = ri->rsb;
+ next = rp->res_hashchain.next;
+
+ if (next != &ls->ls_rsbtbl[bucket].list) {
+ r = list_entry(next, struct dlm_rsb, res_hashchain);
+ dlm_hold_rsb(r);
+ ri->rsb = r;
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
+ dlm_put_rsb(rp);
+ ++*pos;
+ return ri;
+ }
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
+ dlm_put_rsb(rp);
-static struct rsb_iter *all_iter_init(struct dlm_ls *ls, loff_t *pos)
-{
- struct rsb_iter *ri;
+ /*
+ * move to the first rsb in the next non-empty bucket
+ */
- ri = kzalloc(sizeof *ri, GFP_KERNEL);
- if (!ri)
- return NULL;
+ /* zero the entry */
+ n &= ~((1LL << 32) - 1);
- ri->ls = ls;
- ri->entry = 0;
- ri->next = NULL;
- ri->format = 3;
+ while (1) {
+ bucket++;
+ n += 1LL << 32;
- if (*pos == 0)
- ri->header = 1;
+ if (bucket >= ls->ls_rsbtbl_size) {
+ kfree(ri);
+ return NULL;
+ }
- if (rsb_iter_next(ri)) {
- rsb_iter_free(ri);
- return NULL;
+ spin_lock(&ls->ls_rsbtbl[bucket].lock);
+ if (!list_empty(&ls->ls_rsbtbl[bucket].list)) {
+ r = list_first_entry(&ls->ls_rsbtbl[bucket].list,
+ struct dlm_rsb, res_hashchain);
+ dlm_hold_rsb(r);
+ ri->rsb = r;
+ ri->bucket = bucket;
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
+ *pos = n;
+ return ri;
+ }
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
}
-
- return ri;
}
-static void *all_seq_start(struct seq_file *file, loff_t *pos)
+static void table_seq_stop(struct seq_file *seq, void *iter_ptr)
{
- struct rsb_iter *ri;
- loff_t n = *pos;
-
- ri = all_iter_init(file->private, pos);
- if (!ri)
- return NULL;
+ struct rsbtbl_iter *ri = iter_ptr;
- while (n--) {
- if (rsb_iter_next(ri)) {
- rsb_iter_free(ri);
- return NULL;
- }
+ if (ri) {
+ dlm_put_rsb(ri->rsb);
+ kfree(ri);
}
-
- return ri;
}
-static struct seq_operations all_seq_ops = {
- .start = all_seq_start,
- .next = rsb_seq_next,
- .stop = rsb_seq_stop,
- .show = rsb_seq_show,
+static struct seq_operations format1_seq_ops = {
+ .start = table_seq_start,
+ .next = table_seq_next,
+ .stop = table_seq_stop,
+ .show = table_seq_show,
};
-static int all_open(struct inode *inode, struct file *file)
+static struct seq_operations format2_seq_ops = {
+ .start = table_seq_start,
+ .next = table_seq_next,
+ .stop = table_seq_stop,
+ .show = table_seq_show,
+};
+
+static struct seq_operations format3_seq_ops = {
+ .start = table_seq_start,
+ .next = table_seq_next,
+ .stop = table_seq_stop,
+ .show = table_seq_show,
+};
+
+static const struct file_operations format1_fops;
+static const struct file_operations format2_fops;
+static const struct file_operations format3_fops;
+
+static int table_open(struct inode *inode, struct file *file)
{
struct seq_file *seq;
- int ret;
+ int ret = -1;
+
+ if (file->f_op == &format1_fops)
+ ret = seq_open(file, &format1_seq_ops);
+ else if (file->f_op == &format2_fops)
+ ret = seq_open(file, &format2_seq_ops);
+ else if (file->f_op == &format3_fops)
+ ret = seq_open(file, &format3_seq_ops);
- ret = seq_open(file, &all_seq_ops);
if (ret)
return ret;
seq = file->private_data;
- seq->private = inode->i_private;
-
+ seq->private = inode->i_private; /* the dlm_ls */
return 0;
}
-static const struct file_operations all_fops = {
+static const struct file_operations format1_fops = {
+ .owner = THIS_MODULE,
+ .open = table_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = seq_release
+};
+
+static const struct file_operations format2_fops = {
+ .owner = THIS_MODULE,
+ .open = table_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = seq_release
+};
+
+static const struct file_operations format3_fops = {
.owner = THIS_MODULE,
- .open = all_open,
+ .open = table_open,
.read = seq_read,
.llseek = seq_lseek,
.release = seq_release
S_IFREG | S_IRUGO,
dlm_root,
ls,
- &rsb_fops);
+ &format1_fops);
if (!ls->ls_debug_rsb_dentry)
goto fail;
S_IFREG | S_IRUGO,
dlm_root,
ls,
- &locks_fops);
+ &format2_fops);
if (!ls->ls_debug_locks_dentry)
goto fail;
S_IFREG | S_IRUGO,
dlm_root,
ls,
- &all_fops);
+ &format3_fops);
if (!ls->ls_debug_all_dentry)
goto fail;
struct dlm_rsbtable {
struct list_head list;
struct list_head toss;
- rwlock_t lock;
+ spinlock_t lock;
};
struct dlm_lkbtable {
unsigned int flags, struct dlm_rsb **r_ret)
{
int error;
- write_lock(&ls->ls_rsbtbl[b].lock);
+ spin_lock(&ls->ls_rsbtbl[b].lock);
error = _search_rsb(ls, name, len, b, flags, r_ret);
- write_unlock(&ls->ls_rsbtbl[b].lock);
+ spin_unlock(&ls->ls_rsbtbl[b].lock);
return error;
}
r->res_nodeid = nodeid;
}
- write_lock(&ls->ls_rsbtbl[bucket].lock);
+ spin_lock(&ls->ls_rsbtbl[bucket].lock);
error = _search_rsb(ls, name, namelen, bucket, 0, &tmp);
if (!error) {
- write_unlock(&ls->ls_rsbtbl[bucket].lock);
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
dlm_free_rsb(r);
r = tmp;
goto out;
}
list_add(&r->res_hashchain, &ls->ls_rsbtbl[bucket].list);
- write_unlock(&ls->ls_rsbtbl[bucket].lock);
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
error = 0;
out:
*r_ret = r;
struct dlm_ls *ls = r->res_ls;
uint32_t bucket = r->res_bucket;
- write_lock(&ls->ls_rsbtbl[bucket].lock);
+ spin_lock(&ls->ls_rsbtbl[bucket].lock);
kref_put(&r->res_ref, toss_rsb);
- write_unlock(&ls->ls_rsbtbl[bucket].lock);
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
}
void dlm_put_rsb(struct dlm_rsb *r)
for (;;) {
found = 0;
- write_lock(&ls->ls_rsbtbl[b].lock);
+ spin_lock(&ls->ls_rsbtbl[b].lock);
list_for_each_entry_reverse(r, &ls->ls_rsbtbl[b].toss,
res_hashchain) {
if (!time_after_eq(jiffies, r->res_toss_time +
}
if (!found) {
- write_unlock(&ls->ls_rsbtbl[b].lock);
+ spin_unlock(&ls->ls_rsbtbl[b].lock);
break;
}
if (kref_put(&r->res_ref, kill_rsb)) {
list_del(&r->res_hashchain);
- write_unlock(&ls->ls_rsbtbl[b].lock);
+ spin_unlock(&ls->ls_rsbtbl[b].lock);
if (is_master(r))
dir_remove(r);
dlm_free_rsb(r);
count++;
} else {
- write_unlock(&ls->ls_rsbtbl[b].lock);
+ spin_unlock(&ls->ls_rsbtbl[b].lock);
log_error(ls, "tossed rsb in use %s", r->res_name);
}
}
{
struct dlm_rsb *r, *r_ret = NULL;
- read_lock(&ls->ls_rsbtbl[bucket].lock);
+ spin_lock(&ls->ls_rsbtbl[bucket].lock);
list_for_each_entry(r, &ls->ls_rsbtbl[bucket].list, res_hashchain) {
if (!rsb_flag(r, RSB_LOCKS_PURGED))
continue;
r_ret = r;
break;
}
- read_unlock(&ls->ls_rsbtbl[bucket].lock);
+ spin_unlock(&ls->ls_rsbtbl[bucket].lock);
return r_ret;
}
for (i = 0; i < size; i++) {
INIT_LIST_HEAD(&ls->ls_rsbtbl[i].list);
INIT_LIST_HEAD(&ls->ls_rsbtbl[i].toss);
- rwlock_init(&ls->ls_rsbtbl[i].lock);
+ spin_lock_init(&ls->ls_rsbtbl[i].lock);
}
size = dlm_config.ci_lkbtbl_size;
}
for (i = 0; i < ls->ls_rsbtbl_size; i++) {
- read_lock(&ls->ls_rsbtbl[i].lock);
+ spin_lock(&ls->ls_rsbtbl[i].lock);
list_for_each_entry(r, &ls->ls_rsbtbl[i].list, res_hashchain) {
list_add(&r->res_root_list, &ls->ls_root_list);
dlm_hold_rsb(r);
but no other recovery steps should do anything with them. */
if (dlm_no_directory(ls)) {
- read_unlock(&ls->ls_rsbtbl[i].lock);
+ spin_unlock(&ls->ls_rsbtbl[i].lock);
continue;
}
list_add(&r->res_root_list, &ls->ls_root_list);
dlm_hold_rsb(r);
}
- read_unlock(&ls->ls_rsbtbl[i].lock);
+ spin_unlock(&ls->ls_rsbtbl[i].lock);
}
out:
up_write(&ls->ls_root_sem);
int i;
for (i = 0; i < ls->ls_rsbtbl_size; i++) {
- write_lock(&ls->ls_rsbtbl[i].lock);
+ spin_lock(&ls->ls_rsbtbl[i].lock);
list_for_each_entry_safe(r, safe, &ls->ls_rsbtbl[i].toss,
res_hashchain) {
if (dlm_no_directory(ls) || !is_master(r)) {
dlm_free_rsb(r);
}
}
- write_unlock(&ls->ls_rsbtbl[i].lock);
+ spin_unlock(&ls->ls_rsbtbl[i].lock);
}
}
* This file contains the system call numbers.
*/
+#define __NR_restart_syscall 0
#define __NR_exit 1
#define __NR_fork 2
#define __NR_read 3
#define __ARCH_WANT_SYS_SIGPROCMASK
#define __ARCH_WANT_SYS_RT_SIGACTION
-/* whitelist for checksyscalls */
-#define __IGNORE_restart_syscall
-
/*
* "Conditional" syscalls
*
extern int dio_find(int deviceid);
extern unsigned long dio_scodetophysaddr(int scode);
-extern void dio_create_sysfs_dev_files(struct dio_dev *);
+extern int dio_create_sysfs_dev_files(struct dio_dev *);
/* New-style probing */
extern int dio_register_driver(struct dio_driver *);
.private_value = (unsigned long)&xenum }
#define SOC_DAPM_VALUE_ENUM(xname, xenum) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
- .info = snd_soc_info_value_enum_double, \
+ .info = snd_soc_info_enum_double, \
.get = snd_soc_dapm_get_value_enum_double, \
.put = snd_soc_dapm_put_value_enum_double, \
.private_value = (unsigned long)&xenum }
.private_value = (unsigned long)&xenum }
#define SOC_VALUE_ENUM(xname, xenum) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname,\
- .info = snd_soc_info_value_enum_double, \
+ .info = snd_soc_info_enum_double, \
.get = snd_soc_get_value_enum_double, \
.put = snd_soc_put_value_enum_double, \
.private_value = (unsigned long)&xenum }
struct snd_ctl_elem_value *ucontrol);
int snd_soc_put_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
-int snd_soc_info_value_enum_double(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo);
int snd_soc_get_value_enum_double(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
int snd_soc_put_value_enum_double(struct snd_kcontrol *kcontrol,
/* enumerated kcontrol */
struct soc_enum {
- unsigned short reg;
- unsigned short reg2;
- unsigned char shift_l;
- unsigned char shift_r;
- unsigned int max;
- const char **texts;
- void *dapm;
-};
-
-/* semi enumerated kcontrol */
-struct soc_value_enum {
unsigned short reg;
unsigned short reg2;
unsigned char shift_l;
mfp.tim_dt_a = 1; /* Cause interrupt after first event. */
mfp.tim_ct_a = 8; /* Turn on event counting. */
/* Register interrupt handler. */
- request_irq(IRQ_MFP_TIMA, AtaInterrupt, IRQ_TYPE_SLOW, "DMA sound",
- AtaInterrupt);
+ if (request_irq(IRQ_MFP_TIMA, AtaInterrupt, IRQ_TYPE_SLOW, "DMA sound",
+ AtaInterrupt))
+ return 0;
mfp.int_en_a |= 0x20; /* Turn interrupt on. */
mfp.int_mk_a |= 0x20;
return 1;
static int __init Q40IrqInit(void)
{
/* Register interrupt handler. */
- request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0,
- "DMA sound", Q40Interrupt);
+ if (request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0,
+ "DMA sound", Q40Interrupt))
+ return 0;
return(1);
}
u_char *start;
u_long size;
u_char speed;
+ int error;
/* used by Q40Play() if all doubts whether there really is something
* to be played are already wiped out.
master_outb( 0,SAMPLE_ENABLE_REG);
free_irq(Q40_IRQ_SAMPLE, Q40Interrupt);
if (dmasound.soft.stereo)
- request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0,
- "Q40 sound", Q40Interrupt);
+ error = request_irq(Q40_IRQ_SAMPLE, Q40StereoInterrupt, 0,
+ "Q40 sound", Q40Interrupt);
else
- request_irq(Q40_IRQ_SAMPLE, Q40MonoInterrupt, 0,
- "Q40 sound", Q40Interrupt);
+ error = request_irq(Q40_IRQ_SAMPLE, Q40MonoInterrupt, 0,
+ "Q40 sound", Q40Interrupt);
+ if (error && printk_ratelimit())
+ pr_err("Couldn't register sound interrupt\n");
master_outb( speed, SAMPLE_RATE_REG);
master_outb( 1,SAMPLE_CLEAR_REG);
struct hda_beep *beep = codec->beep;
if (beep) {
cancel_work_sync(&beep->beep_work);
- flush_scheduled_work();
input_unregister_device(beep->dev);
kfree(beep);
unsol->queue[wp] = res;
unsol->queue[wp + 1] = res_ex;
- schedule_work(&unsol->work);
+ queue_work(bus->workq, &unsol->work);
return 0;
}
if (!bus)
return 0;
- if (bus->unsol) {
- flush_scheduled_work();
+ if (bus->workq)
+ flush_workqueue(bus->workq);
+ if (bus->unsol)
kfree(bus->unsol);
- }
list_for_each_entry_safe(codec, n, &bus->codec_list, list) {
snd_hda_codec_free(codec);
}
if (bus->ops.private_free)
bus->ops.private_free(bus);
+ if (bus->workq)
+ destroy_workqueue(bus->workq);
kfree(bus);
return 0;
}
{
struct hda_bus *bus;
int err;
+ char qname[8];
static struct snd_device_ops dev_ops = {
.dev_register = snd_hda_bus_dev_register,
.dev_free = snd_hda_bus_dev_free,
mutex_init(&bus->cmd_mutex);
INIT_LIST_HEAD(&bus->codec_list);
+ snprintf(qname, sizeof(qname), "hda%d", card->number);
+ bus->workq = create_workqueue(qname);
+ if (!bus->workq) {
+ snd_printk(KERN_ERR "cannot create workqueue %s\n", qname);
+ kfree(bus);
+ return -ENOMEM;
+ }
+
err = snd_device_new(card, SNDRV_DEV_BUS, bus, &dev_ops);
if (err < 0) {
snd_hda_bus_free(bus);
return;
#ifdef CONFIG_SND_HDA_POWER_SAVE
cancel_delayed_work(&codec->power_work);
- flush_scheduled_work();
+ flush_workqueue(codec->bus->workq);
#endif
list_del(&codec->list);
snd_array_free(&codec->mixers);
codec->bus = bus;
codec->addr = codec_addr;
mutex_init(&codec->spdif_mutex);
+ mutex_init(&codec->control_mutex);
init_hda_cache(&codec->amp_cache, sizeof(struct hda_amp_info));
init_hda_cache(&codec->cmd_cache, sizeof(struct hda_cache_head));
snd_array_init(&codec->mixers, sizeof(struct snd_kcontrol *), 32);
#ifdef CONFIG_SND_HDA_POWER_SAVE
cancel_delayed_work(&codec->power_work);
- flush_scheduled_work();
+ flush_workqueue(codec->bus->workq);
#endif
snd_hda_ctls_clear(codec);
/* relase PCMs */
unsigned long pval;
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
pval = kcontrol->private_value;
kcontrol->private_value = pval & ~AMP_VAL_IDX_MASK; /* index 0 */
err = snd_hda_mixer_amp_switch_get(kcontrol, ucontrol);
kcontrol->private_value = pval;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_get);
unsigned long pval;
int i, indices, err = 0, change = 0;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
pval = kcontrol->private_value;
indices = (pval & AMP_VAL_IDX_MASK) >> AMP_VAL_IDX_SHIFT;
for (i = 0; i < indices; i++) {
change |= err;
}
kcontrol->private_value = pval;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err < 0 ? err : change;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_switch_put);
struct hda_bind_ctls *c;
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
c = (struct hda_bind_ctls *)kcontrol->private_value;
kcontrol->private_value = *c->values;
err = c->ops->info(kcontrol, uinfo);
kcontrol->private_value = (long)c;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_info);
struct hda_bind_ctls *c;
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
c = (struct hda_bind_ctls *)kcontrol->private_value;
kcontrol->private_value = *c->values;
err = c->ops->get(kcontrol, ucontrol);
kcontrol->private_value = (long)c;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_get);
unsigned long *vals;
int err = 0, change = 0;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
c = (struct hda_bind_ctls *)kcontrol->private_value;
for (vals = c->values; *vals; vals++) {
kcontrol->private_value = *vals;
change |= err;
}
kcontrol->private_value = (long)c;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err < 0 ? err : change;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_ctls_put);
struct hda_bind_ctls *c;
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
c = (struct hda_bind_ctls *)kcontrol->private_value;
kcontrol->private_value = *c->values;
err = c->ops->tlv(kcontrol, op_flag, size, tlv);
kcontrol->private_value = (long)c;
- mutex_unlock(&codec->spdif_mutex);
+ mutex_unlock(&codec->control_mutex);
return err;
}
EXPORT_SYMBOL_HDA(snd_hda_mixer_bind_tlv);
/* unsolicited event queue */
struct hda_bus_unsolicited *unsol;
+ struct workqueue_struct *workq; /* common workqueue for codecs */
/* assigned PCMs */
DECLARE_BITMAP(pcm_dev_bits, SNDRV_PCM_DEVICES);
struct hda_cache_rec cmd_cache; /* cache for other commands */
struct mutex spdif_mutex;
+ struct mutex control_mutex;
unsigned int spdif_status; /* IEC958 status bits */
unsigned short spdif_ctls; /* SPDIF control bits */
unsigned int spdif_in_enable; /* SPDIF input enable? */
spin_unlock(&chip->reg_lock);
snd_pcm_period_elapsed(azx_dev->substream);
spin_lock(&chip->reg_lock);
- } else {
+ } else if (chip->bus && chip->bus->workq) {
/* bogus IRQ, process it later */
azx_dev->irq_pending = 1;
- schedule_work(&chip->irq_pending_work);
+ queue_work(chip->bus->workq,
+ &chip->irq_pending_work);
}
}
}
for (i = 0; i < chip->num_streams; i++)
chip->azx_dev[i].irq_pending = 0;
spin_unlock_irq(&chip->reg_lock);
- flush_scheduled_work();
}
static struct snd_pcm_ops azx_pcm_ops = {
static struct snd_pci_quirk ad1884a_cfg_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x3030, "HP", AD1884A_MOBILE),
+ SND_PCI_QUIRK(0x103c, 0x3037, "HP 2230s", AD1884A_LAPTOP),
SND_PCI_QUIRK(0x103c, 0x3056, "HP", AD1884A_MOBILE),
SND_PCI_QUIRK(0x103c, 0x30e6, "HP 6730b", AD1884A_LAPTOP),
SND_PCI_QUIRK(0x103c, 0x30e7, "HP EliteBook 8530p", AD1884A_LAPTOP),
spec->num_adc_nids = ARRAY_SIZE(ad1882_adc_nids);
spec->adc_nids = ad1882_adc_nids;
spec->capsrc_nids = ad1882_capsrc_nids;
- if (codec->vendor_id == 0x11d1882)
+ if (codec->vendor_id == 0x11d41882)
spec->input_mux = &ad1882_capture_source;
else
spec->input_mux = &ad1882a_capture_source;
spec->num_mixers = 2;
spec->mixers[0] = ad1882_base_mixers;
- if (codec->vendor_id == 0x11d1882)
+ if (codec->vendor_id == 0x11d41882)
spec->mixers[1] = ad1882_loopback_mixers;
else
spec->mixers[1] = ad1882a_loopback_mixers;
{ .id = 0x10de0002, .name = "MCP78 HDMI", .patch = patch_nvhdmi },
{ .id = 0x10de0007, .name = "MCP7A HDMI", .patch = patch_nvhdmi },
{ .id = 0x10de0067, .name = "MCP67 HDMI", .patch = patch_nvhdmi },
+ { .id = 0x10de8001, .name = "MCP73 HDMI", .patch = patch_nvhdmi },
{} /* terminator */
};
MODULE_ALIAS("snd-hda-codec-id:10de0002");
MODULE_ALIAS("snd-hda-codec-id:10de0007");
MODULE_ALIAS("snd-hda-codec-id:10de0067");
+MODULE_ALIAS("snd-hda-codec-id:10de8001");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Nvidia HDMI HD-audio codec");
struct alc_spec *spec = codec->spec;
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
kcontrol->private_value = HDA_COMPOSE_AMP_VAL(spec->adc_nids[0], 3, 0,
HDA_INPUT);
err = snd_hda_mixer_amp_volume_info(kcontrol, uinfo);
- mutex_unlock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_unlock(&codec->control_mutex);
return err;
}
struct alc_spec *spec = codec->spec;
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
kcontrol->private_value = HDA_COMPOSE_AMP_VAL(spec->adc_nids[0], 3, 0,
HDA_INPUT);
err = snd_hda_mixer_amp_tlv(kcontrol, op_flag, size, tlv);
- mutex_unlock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_unlock(&codec->control_mutex);
return err;
}
unsigned int adc_idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
int err;
- mutex_lock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_lock(&codec->control_mutex);
kcontrol->private_value = HDA_COMPOSE_AMP_VAL(spec->adc_nids[adc_idx],
3, 0, HDA_INPUT);
err = func(kcontrol, ucontrol);
- mutex_unlock(&codec->spdif_mutex); /* reuse spdif_mutex */
+ mutex_unlock(&codec->control_mutex);
return err;
}
SND_PCI_QUIRK(0x1025, 0x0121, "Acer Aspire 5920G", ALC883_ACER_ASPIRE),
SND_PCI_QUIRK(0x1025, 0x013e, "Acer Aspire 4930G",
ALC888_ACER_ASPIRE_4930G),
+ SND_PCI_QUIRK(0x1025, 0x013f, "Acer Aspire 5930G",
+ ALC888_ACER_ASPIRE_4930G),
+ SND_PCI_QUIRK(0x1025, 0x015e, "Acer Aspire 6930G",
+ ALC888_ACER_ASPIRE_4930G),
SND_PCI_QUIRK(0x1025, 0, "Acer laptop", ALC883_ACER), /* default Acer */
SND_PCI_QUIRK(0x1028, 0x020d, "Dell Inspiron 530", ALC888_6ST_DELL),
SND_PCI_QUIRK(0x103c, 0x2a3d, "HP Pavillion", ALC883_6ST_DIG),
SND_PCI_QUIRK(0x1991, 0x5625, "Haier W66", ALC883_HAIER_W66),
SND_PCI_QUIRK(0x8086, 0x0001, "DG33BUC", ALC883_3ST_6ch_INTEL),
SND_PCI_QUIRK(0x8086, 0x0002, "DG33FBC", ALC883_3ST_6ch_INTEL),
+ SND_PCI_QUIRK(0x8086, 0x0022, "DX58SO", ALC883_3ST_6ch_INTEL),
SND_PCI_QUIRK(0x8086, 0xd601, "D102GGC", ALC883_3ST_6ch),
{}
};
SND_PCI_QUIRK(0x1025, 0x015b, "Acer Aspire One",
ALC268_ACER_ASPIRE_ONE),
SND_PCI_QUIRK(0x1028, 0x0253, "Dell OEM", ALC268_DELL),
+ SND_PCI_QUIRK(0x1028, 0x02b0, "Dell Inspiron Mini9", ALC268_DELL),
SND_PCI_QUIRK(0x103c, 0x30cc, "TOSHIBA", ALC268_TOSHIBA),
SND_PCI_QUIRK(0x1043, 0x1205, "ASUS W7J", ALC268_3ST),
SND_PCI_QUIRK(0x1179, 0xff10, "TOSHIBA A205", ALC268_TOSHIBA),
static const unsigned int twl4030_earpiece_values[] =
{0x0, 0x1, 0x2, 0x4};
-static const struct soc_value_enum twl4030_earpiece_enum =
+static const struct soc_enum twl4030_earpiece_enum =
SOC_VALUE_ENUM_SINGLE(TWL4030_REG_EAR_CTL, 1, 0x7,
ARRAY_SIZE(twl4030_earpiece_texts),
twl4030_earpiece_texts,
static const unsigned int twl4030_predrivel_values[] =
{0x0, 0x1, 0x2, 0x4};
-static const struct soc_value_enum twl4030_predrivel_enum =
+static const struct soc_enum twl4030_predrivel_enum =
SOC_VALUE_ENUM_SINGLE(TWL4030_REG_PREDL_CTL, 1, 0x7,
ARRAY_SIZE(twl4030_predrivel_texts),
twl4030_predrivel_texts,
static const unsigned int twl4030_predriver_values[] =
{0x0, 0x1, 0x2, 0x4};
-static const struct soc_value_enum twl4030_predriver_enum =
+static const struct soc_enum twl4030_predriver_enum =
SOC_VALUE_ENUM_SINGLE(TWL4030_REG_PREDR_CTL, 1, 0x7,
ARRAY_SIZE(twl4030_predriver_texts),
twl4030_predriver_texts,
static const unsigned int twl4030_analoglmic_values[] =
{0x0, 0x1, 0x2, 0x4, 0x8};
-static const struct soc_value_enum twl4030_analoglmic_enum =
+static const struct soc_enum twl4030_analoglmic_enum =
SOC_VALUE_ENUM_SINGLE(TWL4030_REG_ANAMICL, 0, 0xf,
ARRAY_SIZE(twl4030_analoglmic_texts),
twl4030_analoglmic_texts,
static const unsigned int twl4030_analogrmic_values[] =
{0x0, 0x1, 0x4};
-static const struct soc_value_enum twl4030_analogrmic_enum =
+static const struct soc_enum twl4030_analogrmic_enum =
SOC_VALUE_ENUM_SINGLE(TWL4030_REG_ANAMICR, 0, 0x5,
ARRAY_SIZE(twl4030_analogrmic_texts),
twl4030_analogrmic_texts,
struct snd_soc_codec *codec = socdev->codec;
printk(KERN_INFO "TWL4030 Audio Codec remove\n");
+ snd_soc_free_pcms(socdev);
+ snd_soc_dapm_free(socdev);
kfree(codec);
return 0;
}
EXPORT_SYMBOL_GPL(snd_soc_put_enum_double);
-/**
- * snd_soc_info_value_enum_double - semi enumerated double mixer info callback
- * @kcontrol: mixer control
- * @uinfo: control element information
- *
- * Callback to provide information about a double semi enumerated
- * mixer control.
- *
- * Semi enumerated mixer: the enumerated items are referred as values. Can be
- * used for handling bitfield coded enumeration for example.
- *
- * Returns 0 for success.
- */
-int snd_soc_info_value_enum_double(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_info *uinfo)
-{
- struct soc_value_enum *e = (struct soc_value_enum *)
- kcontrol->private_value;
-
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = e->shift_l == e->shift_r ? 1 : 2;
- uinfo->value.enumerated.items = e->max;
-
- if (uinfo->value.enumerated.item > e->max - 1)
- uinfo->value.enumerated.item = e->max - 1;
- strcpy(uinfo->value.enumerated.name,
- e->texts[uinfo->value.enumerated.item]);
- return 0;
-}
-EXPORT_SYMBOL_GPL(snd_soc_info_value_enum_double);
-
/**
* snd_soc_get_value_enum_double - semi enumerated double mixer get callback
* @kcontrol: mixer control
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct soc_value_enum *e = (struct soc_value_enum *)
- kcontrol->private_value;
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned short reg_val, val, mux;
reg_val = snd_soc_read(codec, e->reg);
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct soc_value_enum *e = (struct soc_value_enum *)
- kcontrol->private_value;
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned short val;
unsigned short mask;
}
break;
case snd_soc_dapm_value_mux: {
- struct soc_value_enum *e = (struct soc_value_enum *)
+ struct soc_enum *e = (struct soc_enum *)
w->kcontrols[i].private_value;
int val, item;
return -ENODEV;
}
-/* connect value_mux widget to it's interconnecting audio paths */
-static int dapm_connect_value_mux(struct snd_soc_codec *codec,
- struct snd_soc_dapm_widget *src, struct snd_soc_dapm_widget *dest,
- struct snd_soc_dapm_path *path, const char *control_name,
- const struct snd_kcontrol_new *kcontrol)
-{
- struct soc_value_enum *e = (struct soc_value_enum *)
- kcontrol->private_value;
- int i;
-
- for (i = 0; i < e->max; i++) {
- if (!(strcmp(control_name, e->texts[i]))) {
- list_add(&path->list, &codec->dapm_paths);
- list_add(&path->list_sink, &dest->sources);
- list_add(&path->list_source, &src->sinks);
- path->name = (char *)e->texts[i];
- dapm_set_path_status(dest, path, 0);
- return 0;
- }
- }
-
- return -ENODEV;
-}
-
/* connect mixer widget to it's interconnecting audio paths */
static int dapm_connect_mixer(struct snd_soc_codec *codec,
struct snd_soc_dapm_widget *src, struct snd_soc_dapm_widget *dest,
return 0;
}
-/* test and update the power status of a value_mux widget */
-static int dapm_value_mux_update_power(struct snd_soc_dapm_widget *widget,
- struct snd_kcontrol *kcontrol, int mask,
- int mux, int val, struct soc_value_enum *e)
-{
- struct snd_soc_dapm_path *path;
- int found = 0;
-
- if (widget->id != snd_soc_dapm_value_mux)
- return -ENODEV;
-
- if (!snd_soc_test_bits(widget->codec, e->reg, mask, val))
- return 0;
-
- /* find dapm widget path assoc with kcontrol */
- list_for_each_entry(path, &widget->codec->dapm_paths, list) {
- if (path->kcontrol != kcontrol)
- continue;
-
- if (!path->name || !e->texts[mux])
- continue;
-
- found = 1;
- /* we now need to match the string in the enum to the path */
- if (!(strcmp(path->name, e->texts[mux])))
- path->connect = 1; /* new connection */
- else
- path->connect = 0; /* old connection must be
- powered down */
- }
-
- if (found) {
- dapm_power_widgets(widget->codec, SND_SOC_DAPM_STREAM_NOP);
- dump_dapm(widget->codec, "mux power update");
- }
-
- return 0;
-}
-
/* test and update the power status of a mixer or switch widget */
static int dapm_mixer_update_power(struct snd_soc_dapm_widget *widget,
struct snd_kcontrol *kcontrol, int reg,
path->connect = 1;
return 0;
case snd_soc_dapm_mux:
+ case snd_soc_dapm_value_mux:
ret = dapm_connect_mux(codec, wsource, wsink, path, control,
&wsink->kcontrols[0]);
if (ret != 0)
goto err;
break;
- case snd_soc_dapm_value_mux:
- ret = dapm_connect_value_mux(codec, wsource, wsink, path,
- control, &wsink->kcontrols[0]);
- if (ret != 0)
- goto err;
- break;
case snd_soc_dapm_switch:
case snd_soc_dapm_mixer:
ret = dapm_connect_mixer(codec, wsource, wsink, path, control);
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_dapm_widget *widget = snd_kcontrol_chip(kcontrol);
- struct soc_value_enum *e = (struct soc_value_enum *)
- kcontrol->private_value;
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned short reg_val, val, mux;
reg_val = snd_soc_read(widget->codec, e->reg);
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_dapm_widget *widget = snd_kcontrol_chip(kcontrol);
- struct soc_value_enum *e = (struct soc_value_enum *)
- kcontrol->private_value;
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned short val, mux;
unsigned short mask;
int ret = 0;
mutex_lock(&widget->codec->mutex);
widget->value = val;
- dapm_value_mux_update_power(widget, kcontrol, mask, mux, val, e);
+ dapm_mux_update_power(widget, kcontrol, mask, mux, val, e);
if (widget->event) {
if (widget->event_flags & SND_SOC_DAPM_PRE_REG) {
ret = widget->event(widget,
#endif
MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
-MODULE_DESCRIPTION("caiaq USB audio, version 1.3.9");
+MODULE_DESCRIPTION("caiaq USB audio, version 1.3.10");
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2},"
"{Native Instruments, RigKontrol3},"
wait_queue_head_t ep1_wait_queue;
wait_queue_head_t prepare_wait_queue;
int spec_received, audio_parm_answer;
+ int midi_out_active;
char vendor_name[CAIAQ_USB_STR_LEN];
char product_name[CAIAQ_USB_STR_LEN];
static int snd_usb_caiaq_midi_output_close(struct snd_rawmidi_substream *substream)
{
+ struct snd_usb_caiaqdev *dev = substream->rmidi->private_data;
+ if (dev->midi_out_active) {
+ usb_kill_urb(&dev->midi_out_urb);
+ dev->midi_out_active = 0;
+ }
return 0;
}
dev->midi_out_buf[0] = EP1_CMD_MIDI_WRITE;
dev->midi_out_buf[1] = 0; /* port */
- len = snd_rawmidi_transmit_peek(substream, dev->midi_out_buf+3, EP1_BUFSIZE-3);
+ len = snd_rawmidi_transmit(substream, dev->midi_out_buf + 3,
+ EP1_BUFSIZE - 3);
if (len <= 0)
return;
ret = usb_submit_urb(&dev->midi_out_urb, GFP_ATOMIC);
if (ret < 0)
- log("snd_usb_caiaq_midi_send(%p): usb_submit_urb() failed, %d\n",
- substream, ret);
+ log("snd_usb_caiaq_midi_send(%p): usb_submit_urb() failed,"
+ "ret=%d, len=%d\n",
+ substream, ret, len);
+ else
+ dev->midi_out_active = 1;
}
static void snd_usb_caiaq_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
{
struct snd_usb_caiaqdev *dev = substream->rmidi->private_data;
- if (dev->midi_out_substream != NULL)
- return;
-
- if (!up) {
+ if (up) {
+ dev->midi_out_substream = substream;
+ if (!dev->midi_out_active)
+ snd_usb_caiaq_midi_send(dev, substream);
+ } else {
dev->midi_out_substream = NULL;
- return;
}
-
- dev->midi_out_substream = substream;
- snd_usb_caiaq_midi_send(dev, substream);
}
void snd_usb_caiaq_midi_output_done(struct urb* urb)
{
struct snd_usb_caiaqdev *dev = urb->context;
- char *buf = urb->transfer_buffer;
+ dev->midi_out_active = 0;
if (urb->status != 0)
return;
if (!dev->midi_out_substream)
return;
- snd_rawmidi_transmit_ack(dev->midi_out_substream, buf[2]);
- dev->midi_out_substream = NULL;
snd_usb_caiaq_midi_send(dev, dev->midi_out_substream);
}
projects / firefly-linux-kernel-4.4.55.git / commitdiff