Skip to content

R
raspberrypi-kernel

openeuler / raspberrypi-kernel

通知 13
Star 1
Fork 0
R
raspberrypi-kernel
提交 5b4d4771 编写于 作者: S Steve French
浏览文件
操作

Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6

上级 55f78e17 baadac8b
展开全部 隐藏空白更改
内联 并排
Showing with 3284 addition and 976 deletion
Documentation/lguest/lguest.c
浏览文件 @ 5b4d4771
......@@ -486,9 +486,12 @@ static void concat(char *dst, char *args[])
unsigned int i, len = 0;
for (i = 0; args[i]; i++) {
if (i) {
strcat(dst+len, " ");
len++;
}
strcpy(dst+len, args[i]);
strcat(dst+len, " ");
len += strlen(args[i]) + 1;
len += strlen(args[i]);
}
/* In case it's empty. */
dst[len] = '\0';
......
Documentation/pci.txt
浏览文件 @ 5b4d4771
......@@ -123,7 +123,7 @@ initialization with a pointer to a structure describing the driver
The ID table is an array of struct pci_device_id entries ending with an
all-zero entry; use of the macro DECLARE_PCI_DEVICE_TABLE is the preferred
all-zero entry; use of the macro DEFINE_PCI_DEVICE_TABLE is the preferred
method of declaring the table. Each entry consists of:
vendor,device Vendor and device ID to match (or PCI_ANY_ID)
......@@ -193,7 +193,7 @@ Tips on when/where to use the above attributes:
o Do not mark the struct pci_driver.
o The ID table array should be marked __devinitconst; this is done
automatically if the table is declared with DECLARE_PCI_DEVICE_TABLE().
automatically if the table is declared with DEFINE_PCI_DEVICE_TABLE().
o The probe() and remove() functions should be marked __devinit
and __devexit respectively. All initialization functions
......
Documentation/scheduler/sched-stats.txt
浏览文件 @ 5b4d4771
......@@ -142,7 +142,7 @@ of idleness (idle, busy, and newly idle):
/proc/<pid>/schedstat
----------------
schedstats also adds a new /proc/<pid/schedstat file to include some of
schedstats also adds a new /proc/<pid>/schedstat file to include some of
the same information on a per-process level. There are three fields in
this file correlating for that process to:
1) time spent on the cpu
......
Documentation/usb/usb-help.txt
浏览文件 @ 5b4d4771
usb-help.txt
2000-July-12
2008-Mar-7
For USB help other than the readme files that are located in
Documentation/usb/*, see the following:
......@@ -10,9 +10,7 @@ Linux-USB project: http://www.linux-usb.org
Linux USB Guide: http://linux-usb.sourceforge.net
Linux-USB device overview (working devices and drivers):
http://www.qbik.ch/usb/devices/
The Linux-USB mailing lists are:
linux-usb-users@lists.sourceforge.net for general user help
linux-usb-devel@lists.sourceforge.net for developer discussions
The Linux-USB mailing list is at linux-usb@vger.kernel.org
###
MAINTAINERS
浏览文件 @ 5b4d4771
......@@ -2156,7 +2156,7 @@ L: netdev@vger.kernel.org
S: Maintained
IPATH DRIVER:
P: Arthur Jones
P: Ralph Campbell
M: infinipath@qlogic.com
L: general@lists.openfabrics.org
T: git git://git.qlogic.com/ipath-linux-2.6
......
Makefile
浏览文件 @ 5b4d4771
VERSION = 2
PATCHLEVEL = 6
SUBLEVEL = 25
EXTRAVERSION = -rc4
EXTRAVERSION = -rc5
NAME = Funky Weasel is Jiggy wit it
# *DOCUMENTATION*
......
arch/alpha/kernel/pci_iommu.c
浏览文件 @ 5b4d4771
......@@ -144,15 +144,14 @@ iommu_arena_find_pages(struct device *dev, struct pci_iommu_arena *arena,
unsigned long base;
unsigned long boundary_size;
BUG_ON(arena->dma_base & ~PAGE_MASK);
base = arena->dma_base >> PAGE_SHIFT;
if (dev)
boundary_size = ALIGN(dma_get_max_seg_size(dev) + 1, PAGE_SIZE)
>> PAGE_SHIFT;
else
boundary_size = ALIGN(1UL << 32, PAGE_SIZE) >> PAGE_SHIFT;
BUG_ON(!is_power_of_2(boundary_size));
if (dev) {
boundary_size = dma_get_seg_boundary(dev) + 1;
BUG_ON(!is_power_of_2(boundary_size));
boundary_size >>= PAGE_SHIFT;
} else {
boundary_size = 1UL << (32 - PAGE_SHIFT);
}
/* Search forward for the first mask-aligned sequence of N free ptes */
ptes = arena->ptes;
......
arch/x86/Kconfig
浏览文件 @ 5b4d4771
......@@ -66,9 +66,6 @@ config MMU
config ZONE_DMA
def_bool y
config QUICKLIST
def_bool X86_32
config SBUS
bool
......
arch/x86/kernel/ptrace.c
浏览文件 @ 5b4d4771
......@@ -1055,10 +1055,17 @@ static int putreg32(struct task_struct *child, unsigned regno, u32 value)
R32(esi, si);
R32(ebp, bp);
R32(eax, ax);
R32(orig_eax, orig_ax);
R32(eip, ip);
R32(esp, sp);
case offsetof(struct user32, regs.orig_eax):
/*
* Sign-extend the value so that orig_eax = -1
* causes (long)orig_ax < 0 tests to fire correctly.
*/
regs->orig_ax = (long) (s32) value;
break;
case offsetof(struct user32, regs.eflags):
return set_flags(child, value);
......
arch/x86/kernel/signal_64.c
浏览文件 @ 5b4d4771
......@@ -310,6 +310,35 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
return -EFAULT;
}
/*
* Return -1L or the syscall number that @regs is executing.
*/
static long current_syscall(struct pt_regs *regs)
{
/*
* We always sign-extend a -1 value being set here,
* so this is always either -1L or a syscall number.
*/
return regs->orig_ax;
}
/*
* Return a value that is -EFOO if the system call in @regs->orig_ax
* returned an error. This only works for @regs from @current.
*/
static long current_syscall_ret(struct pt_regs *regs)
{
#ifdef CONFIG_IA32_EMULATION
if (test_thread_flag(TIF_IA32))
/*
* Sign-extend the value so (int)-EFOO becomes (long)-EFOO
* and will match correctly in comparisons.
*/
return (int) regs->ax;
#endif
return regs->ax;
}
/*
* OK, we're invoking a handler
*/
......@@ -327,9 +356,9 @@ handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
#endif
/* Are we from a system call? */
if ((long)regs->orig_ax >= 0) {
if (current_syscall(regs) >= 0) {
/* If so, check system call restarting.. */
switch (regs->ax) {
switch (current_syscall_ret(regs)) {
case -ERESTART_RESTARTBLOCK:
case -ERESTARTNOHAND:
regs->ax = -EINTR;
......@@ -426,10 +455,9 @@ static void do_signal(struct pt_regs *regs)
}
/* Did we come from a system call? */
if ((long)regs->orig_ax >= 0) {
if (current_syscall(regs) >= 0) {
/* Restart the system call - no handlers present */
long res = regs->ax;
switch (res) {
switch (current_syscall_ret(regs)) {
case -ERESTARTNOHAND:
case -ERESTARTSYS:
case -ERESTARTNOINTR:
......
arch/x86/lguest/boot.c
浏览文件 @ 5b4d4771
......@@ -84,7 +84,6 @@ struct lguest_data lguest_data = {
.blocked_interrupts = { 1 }, /* Block timer interrupts */
.syscall_vec = SYSCALL_VECTOR,
};
static cycle_t clock_base;
/*G:037 async_hcall() is pretty simple: I'm quite proud of it really. We have a
* ring buffer of stored hypercalls which the Host will run though next time we
......@@ -327,8 +326,8 @@ static void lguest_cpuid(unsigned int *ax, unsigned int *bx,
case 1: /* Basic feature request. */
/* We only allow kernel to see SSE3, CMPXCHG16B and SSSE3 */
*cx &= 0x00002201;
/* SSE, SSE2, FXSR, MMX, CMOV, CMPXCHG8B, FPU. */
*dx &= 0x07808101;
/* SSE, SSE2, FXSR, MMX, CMOV, CMPXCHG8B, TSC, FPU. */
*dx &= 0x07808111;
/* The Host can do a nice optimization if it knows that the
* kernel mappings (addresses above 0xC0000000 or whatever
* PAGE_OFFSET is set to) haven't changed. But Linux calls
......@@ -481,7 +480,7 @@ static void lguest_set_pmd(pmd_t *pmdp, pmd_t pmdval)
{
*pmdp = pmdval;
lazy_hcall(LHCALL_SET_PMD, __pa(pmdp)&PAGE_MASK,
(__pa(pmdp)&(PAGE_SIZE-1)), 0);
(__pa(pmdp)&(PAGE_SIZE-1))/4, 0);
}
/* There are a couple of legacy places where the kernel sets a PTE, but we
......@@ -595,19 +594,25 @@ static unsigned long lguest_get_wallclock(void)
return lguest_data.time.tv_sec;
}
/* The TSC is a Time Stamp Counter. The Host tells us what speed it runs at,
* or 0 if it's unusable as a reliable clock source. This matches what we want
* here: if we return 0 from this function, the x86 TSC clock will not register
* itself. */
static unsigned long lguest_cpu_khz(void)
{
return lguest_data.tsc_khz;
}
/* If we can't use the TSC, the kernel falls back to our "lguest_clock", where
* we read the time value given to us by the Host. */
static cycle_t lguest_clock_read(void)
{
unsigned long sec, nsec;
/* If the Host tells the TSC speed, we can trust that. */
if (lguest_data.tsc_khz)
return native_read_tsc();
/* If we can't use the TSC, we read the time value written by the Host.
* Since it's in two parts (seconds and nanoseconds), we risk reading
* it just as it's changing from 99 & 0.999999999 to 100 and 0, and
* getting 99 and 0. As Linux tends to come apart under the stress of
* time travel, we must be careful: */
/* Since the time is in two parts (seconds and nanoseconds), we risk
* reading it just as it's changing from 99 & 0.999999999 to 100 and 0,
* and getting 99 and 0. As Linux tends to come apart under the stress
* of time travel, we must be careful: */
do {
/* First we read the seconds part. */
sec = lguest_data.time.tv_sec;
......@@ -622,14 +627,14 @@ static cycle_t lguest_clock_read(void)
/* Now if the seconds part has changed, try again. */
} while (unlikely(lguest_data.time.tv_sec != sec));
/* Our non-TSC clock is in real nanoseconds. */
/* Our lguest clock is in real nanoseconds. */
return sec*1000000000ULL + nsec;
}
/* This is what we tell the kernel is our clocksource. */
/* This is the fallback clocksource: lower priority than the TSC clocksource. */
static struct clocksource lguest_clock = {
.name = "lguest",
.rating = 400,
.rating = 200,
.read = lguest_clock_read,
.mask = CLOCKSOURCE_MASK(64),
.mult = 1 << 22,
......@@ -637,12 +642,6 @@ static struct clocksource lguest_clock = {
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
};
/* The "scheduler clock" is just our real clock, adjusted to start at zero */
static unsigned long long lguest_sched_clock(void)
{
return cyc2ns(&lguest_clock, lguest_clock_read() - clock_base);
}
/* We also need a "struct clock_event_device": Linux asks us to set it to go
* off some time in the future. Actually, James Morris figured all this out, I
* just applied the patch. */
......@@ -712,19 +711,8 @@ static void lguest_time_init(void)
/* Set up the timer interrupt (0) to go to our simple timer routine */
set_irq_handler(0, lguest_time_irq);
/* Our clock structure looks like arch/x86/kernel/tsc_32.c if we can
* use the TSC, otherwise it's a dumb nanosecond-resolution clock.
* Either way, the "rating" is set so high that it's always chosen over
* any other clocksource. */
if (lguest_data.tsc_khz)
lguest_clock.mult = clocksource_khz2mult(lguest_data.tsc_khz,
lguest_clock.shift);
clock_base = lguest_clock_read();
clocksource_register(&lguest_clock);
/* Now we've set up our clock, we can use it as the scheduler clock */
pv_time_ops.sched_clock = lguest_sched_clock;
/* We can't set cpumask in the initializer: damn C limitations! Set it
* here and register our timer device. */
lguest_clockevent.cpumask = cpumask_of_cpu(0);
......@@ -995,6 +983,7 @@ __init void lguest_init(void)
/* time operations */
pv_time_ops.get_wallclock = lguest_get_wallclock;
pv_time_ops.time_init = lguest_time_init;
pv_time_ops.get_cpu_khz = lguest_cpu_khz;
/* Now is a good time to look at the implementations of these functions
* before returning to the rest of lguest_init(). */
......
arch/x86/mm/ioremap.c
浏览文件 @ 5b4d4771
......@@ -134,8 +134,6 @@ static void __iomem *__ioremap(unsigned long phys_addr, unsigned long size,
return NULL;
}
WARN_ON_ONCE(page_is_ram(pfn));
switch (mode) {
case IOR_MODE_UNCACHED:
default:
......
arch/x86/mm/pgtable_32.c
浏览文件 @ 5b4d4771
......@@ -342,12 +342,16 @@ static void pgd_mop_up_pmds(struct mm_struct *mm, pgd_t *pgdp)
pgd_t *pgd_alloc(struct mm_struct *mm)
{
pgd_t *pgd = quicklist_alloc(0, GFP_KERNEL, pgd_ctor);
pgd_t *pgd = (pgd_t *)__get_free_page(GFP_KERNEL | __GFP_ZERO);
mm->pgd = pgd; /* so that alloc_pd can use it */
/* so that alloc_pd can use it */
mm->pgd = pgd;
if (pgd)
pgd_ctor(pgd);
if (pgd && !pgd_prepopulate_pmd(mm, pgd)) {
quicklist_free(0, pgd_dtor, pgd);
pgd_dtor(pgd);
free_page((unsigned long)pgd);
pgd = NULL;
}
......@@ -357,12 +361,8 @@ pgd_t *pgd_alloc(struct mm_struct *mm)
void pgd_free(struct mm_struct *mm, pgd_t *pgd)
{
pgd_mop_up_pmds(mm, pgd);
quicklist_free(0, pgd_dtor, pgd);
}
void check_pgt_cache(void)
{
quicklist_trim(0, pgd_dtor, 25, 16);
pgd_dtor(pgd);
free_page((unsigned long)pgd);
}
void __pte_free_tlb(struct mmu_gather *tlb, struct page *pte)
......
arch/x86/pci/pcbios.c
浏览文件 @ 5b4d4771
......@@ -198,6 +198,11 @@ static int pci_bios_read(unsigned int seg, unsigned int bus,
"b" (bx),
"D" ((long)reg),
"S" (&pci_indirect));
/*
* Zero-extend the result beyond 8 bits, do not trust the
* BIOS having done it:
*/
*value &= 0xff;
break;
case 2:
__asm__("lcall *(%%esi); cld\n\t"
......@@ -210,6 +215,11 @@ static int pci_bios_read(unsigned int seg, unsigned int bus,
"b" (bx),
"D" ((long)reg),
"S" (&pci_indirect));
/*
* Zero-extend the result beyond 16 bits, do not trust the
* BIOS having done it:
*/
*value &= 0xffff;
break;
case 4:
__asm__("lcall *(%%esi); cld\n\t"
......
crypto/chainiv.c
浏览文件 @ 5b4d4771
......@@ -318,10 +318,8 @@ int __init chainiv_module_init(void)
{
return crypto_register_template(&chainiv_tmpl);
}
EXPORT_SYMBOL_GPL(chainiv_module_init);
void __exit chainiv_module_exit(void)
void chainiv_module_exit(void)
{
crypto_unregister_template(&chainiv_tmpl);
}
EXPORT_SYMBOL_GPL(chainiv_module_exit);
crypto/eseqiv.c
浏览文件 @ 5b4d4771
......@@ -251,10 +251,8 @@ int __init eseqiv_module_init(void)
{
return crypto_register_template(&eseqiv_tmpl);
}
EXPORT_SYMBOL_GPL(eseqiv_module_init);
void __exit eseqiv_module_exit(void)
{
crypto_unregister_template(&eseqiv_tmpl);
}
EXPORT_SYMBOL_GPL(eseqiv_module_exit);
drivers/ata/Kconfig
浏览文件 @ 5b4d4771
......@@ -538,6 +538,15 @@ config PATA_RADISYS
If unsure, say N.
config PATA_RB500
tristate "RouterBoard 500 PATA CompactFlash support"
depends on MIKROTIK_RB500
help
This option enables support for the RouterBoard 500
PATA CompactFlash controller.
If unsure, say N.
config PATA_RZ1000
tristate "PC Tech RZ1000 PATA support"
depends on PCI
......
drivers/ata/Makefile
浏览文件 @ 5b4d4771
......@@ -55,6 +55,7 @@ obj-$(CONFIG_PATA_PDC2027X) += pata_pdc2027x.o
obj-$(CONFIG_PATA_PDC_OLD) += pata_pdc202xx_old.o
obj-$(CONFIG_PATA_QDI) += pata_qdi.o
obj-$(CONFIG_PATA_RADISYS) += pata_radisys.o
obj-$(CONFIG_PATA_RB500) += pata_rb500_cf.o
obj-$(CONFIG_PATA_RZ1000) += pata_rz1000.o
obj-$(CONFIG_PATA_SC1200) += pata_sc1200.o
obj-$(CONFIG_PATA_SERVERWORKS) += pata_serverworks.o
......
drivers/ata/ahci.c
浏览文件 @ 5b4d4771
......@@ -567,6 +567,18 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(NVIDIA, 0x0abd), board_ahci }, /* MCP79 */
{ PCI_VDEVICE(NVIDIA, 0x0abe), board_ahci }, /* MCP79 */
{ PCI_VDEVICE(NVIDIA, 0x0abf), board_ahci }, /* MCP79 */
{ PCI_VDEVICE(NVIDIA, 0x0bc8), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bc9), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bca), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bcb), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bcc), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bcd), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bce), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bcf), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bd0), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bd1), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bd2), board_ahci }, /* MCP7B */
{ PCI_VDEVICE(NVIDIA, 0x0bd3), board_ahci }, /* MCP7B */
/* SiS */
{ PCI_VDEVICE(SI, 0x1184), board_ahci }, /* SiS 966 */
......@@ -672,7 +684,7 @@ static void ahci_save_initial_config(struct pci_dev *pdev,
cap &= ~HOST_CAP_NCQ;
}
if ((cap && HOST_CAP_PMP) && (hpriv->flags & AHCI_HFLAG_NO_PMP)) {
if ((cap & HOST_CAP_PMP) && (hpriv->flags & AHCI_HFLAG_NO_PMP)) {
dev_printk(KERN_INFO, &pdev->dev,
"controller can't do PMP, turning off CAP_PMP\n");
cap &= ~HOST_CAP_PMP;
......
drivers/ata/libata-acpi.c
浏览文件 @ 5b4d4771
......@@ -382,7 +382,7 @@ static int ata_dev_get_GTF(struct ata_device *dev, struct ata_acpi_gtf **gtf)
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER: port#: %d\n",
__FUNCTION__, ap->port_no);
__func__, ap->port_no);
/* _GTF has no input parameters */
status = acpi_evaluate_object(dev->acpi_handle, "_GTF", NULL, &output);
......@@ -402,7 +402,7 @@ static int ata_dev_get_GTF(struct ata_device *dev, struct ata_acpi_gtf **gtf)
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG, "%s: Run _GTF: "
"length or ptr is NULL (0x%llx, 0x%p)\n",
__FUNCTION__,
__func__,
(unsigned long long)output.length,
output.pointer);
rc = -EINVAL;
......@@ -432,7 +432,7 @@ static int ata_dev_get_GTF(struct ata_device *dev, struct ata_acpi_gtf **gtf)
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG,
"%s: returning gtf=%p, gtf_count=%d\n",
__FUNCTION__, *gtf, rc);
__func__, *gtf, rc);
}
return rc;
......@@ -725,7 +725,7 @@ static int ata_acpi_push_id(struct ata_device *dev)
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG, "%s: ix = %d, port#: %d\n",
__FUNCTION__, dev->devno, ap->port_no);
__func__, dev->devno, ap->port_no);
/* Give the drive Identify data to the drive via the _SDD method */
/* _SDD: set up input parameters */
......
drivers/ata/libata-core.c
浏览文件 @ 5b4d4771
......@@ -106,7 +106,8 @@ static struct ata_force_ent *ata_force_tbl;
static int ata_force_tbl_size;
static char ata_force_param_buf[PAGE_SIZE] __initdata;
module_param_string(force, ata_force_param_buf, sizeof(ata_force_param_buf), 0444);
/* param_buf is thrown away after initialization, disallow read */
module_param_string(force, ata_force_param_buf, sizeof(ata_force_param_buf), 0);
MODULE_PARM_DESC(force, "Force ATA configurations including cable type, link speed and transfer mode (see Documentation/kernel-parameters.txt for details)");
int atapi_enabled = 1;
......@@ -1719,7 +1720,7 @@ void ata_port_flush_task(struct ata_port *ap)
cancel_rearming_delayed_work(&ap->port_task);
if (ata_msg_ctl(ap))
ata_port_printk(ap, KERN_DEBUG, "%s: EXIT\n", __FUNCTION__);
ata_port_printk(ap, KERN_DEBUG, "%s: EXIT\n", __func__);
}
static void ata_qc_complete_internal(struct ata_queued_cmd *qc)
......@@ -2056,7 +2057,7 @@ int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class,
int rc;
if (ata_msg_ctl(ap))
ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER\n", __FUNCTION__);
ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER\n", __func__);
ata_dev_select(ap, dev->devno, 1, 1); /* select device 0/1 */
retry:
......@@ -2253,12 +2254,12 @@ int ata_dev_configure(struct ata_device *dev)
if (!ata_dev_enabled(dev) && ata_msg_info(ap)) {
ata_dev_printk(dev, KERN_INFO, "%s: ENTER/EXIT -- nodev\n",
__FUNCTION__);
__func__);
return 0;
}
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER\n", __FUNCTION__);
ata_dev_printk(dev, KERN_DEBUG, "%s: ENTER\n", __func__);
/* set horkage */
dev->horkage |= ata_dev_blacklisted(dev);
......@@ -2279,7 +2280,7 @@ int ata_dev_configure(struct ata_device *dev)
ata_dev_printk(dev, KERN_DEBUG,
"%s: cfg 49:%04x 82:%04x 83:%04x 84:%04x "
"85:%04x 86:%04x 87:%04x 88:%04x\n",
__FUNCTION__,
__func__,
id[49], id[82], id[83], id[84],
id[85], id[86], id[87], id[88]);
......@@ -2511,13 +2512,13 @@ int ata_dev_configure(struct ata_device *dev)
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG, "%s: EXIT, drv_stat = 0x%x\n",
__FUNCTION__, ata_chk_status(ap));
__func__, ata_chk_status(ap));
return 0;
err_out_nosup:
if (ata_msg_probe(ap))
ata_dev_printk(dev, KERN_DEBUG,
"%s: EXIT, err\n", __FUNCTION__);
"%s: EXIT, err\n", __func__);
return rc;
}
......
drivers/ata/libata-eh.c
浏览文件 @ 5b4d4771
......@@ -2150,6 +2150,15 @@ int ata_eh_reset(struct ata_link *link, int classify,
ap->ops->set_piomode(ap, dev);
}
if (!softreset && !hardreset) {
if (verbose)
ata_link_printk(link, KERN_INFO, "no reset method "
"available, skipping reset\n");
if (!(lflags & ATA_LFLAG_ASSUME_CLASS))
lflags |= ATA_LFLAG_ASSUME_ATA;
goto done;
}
/* Determine which reset to use and record in ehc->i.action.
* prereset() may examine and modify it.
*/
......@@ -2254,6 +2263,7 @@ int ata_eh_reset(struct ata_link *link, int classify,
lflags |= ATA_LFLAG_ASSUME_ATA;
}
done:
ata_link_for_each_dev(dev, link) {
/* After the reset, the device state is PIO 0 and the
* controller state is undefined. Reset also wakes up
......
drivers/ata/libata-sff.c
浏览文件 @ 5b4d4771
......@@ -56,7 +56,8 @@ u8 ata_irq_on(struct ata_port *ap)
ap->ctl &= ~ATA_NIEN;
ap->last_ctl = ap->ctl;
iowrite8(ap->ctl, ioaddr->ctl_addr);
if (ioaddr->ctl_addr)
iowrite8(ap->ctl, ioaddr->ctl_addr);
tmp = ata_wait_idle(ap);
ap->ops->irq_clear(ap);
......@@ -81,12 +82,14 @@ void ata_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR;
if (tf->ctl != ap->last_ctl) {
iowrite8(tf->ctl, ioaddr->ctl_addr);
if (ioaddr->ctl_addr)
iowrite8(tf->ctl, ioaddr->ctl_addr);
ap->last_ctl = tf->ctl;
ata_wait_idle(ap);
}
if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) {
WARN_ON(!ioaddr->ctl_addr);
iowrite8(tf->hob_feature, ioaddr->feature_addr);
iowrite8(tf->hob_nsect, ioaddr->nsect_addr);
iowrite8(tf->hob_lbal, ioaddr->lbal_addr);
......@@ -167,14 +170,17 @@ void ata_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
tf->device = ioread8(ioaddr->device_addr);
if (tf->flags & ATA_TFLAG_LBA48) {
iowrite8(tf->ctl | ATA_HOB, ioaddr->ctl_addr);
tf->hob_feature = ioread8(ioaddr->error_addr);
tf->hob_nsect = ioread8(ioaddr->nsect_addr);
tf->hob_lbal = ioread8(ioaddr->lbal_addr);
tf->hob_lbam = ioread8(ioaddr->lbam_addr);
tf->hob_lbah = ioread8(ioaddr->lbah_addr);
iowrite8(tf->ctl, ioaddr->ctl_addr);
ap->last_ctl = tf->ctl;
if (likely(ioaddr->ctl_addr)) {
iowrite8(tf->ctl | ATA_HOB, ioaddr->ctl_addr);
tf->hob_feature = ioread8(ioaddr->error_addr);
tf->hob_nsect = ioread8(ioaddr->nsect_addr);
tf->hob_lbal = ioread8(ioaddr->lbal_addr);
tf->hob_lbam = ioread8(ioaddr->lbam_addr);
tf->hob_lbah = ioread8(ioaddr->lbah_addr);
iowrite8(tf->ctl, ioaddr->ctl_addr);
ap->last_ctl = tf->ctl;
} else
WARN_ON(1);
}
}
......@@ -352,7 +358,8 @@ void ata_bmdma_freeze(struct ata_port *ap)
ap->ctl |= ATA_NIEN;
ap->last_ctl = ap->ctl;
iowrite8(ap->ctl, ioaddr->ctl_addr);
if (ioaddr->ctl_addr)
iowrite8(ap->ctl, ioaddr->ctl_addr);
/* Under certain circumstances, some controllers raise IRQ on
* ATA_NIEN manipulation. Also, many controllers fail to mask
......@@ -459,13 +466,14 @@ void ata_bmdma_drive_eh(struct ata_port *ap, ata_prereset_fn_t prereset,
*/
void ata_bmdma_error_handler(struct ata_port *ap)
{
ata_reset_fn_t hardreset;
ata_reset_fn_t softreset = NULL, hardreset = NULL;
hardreset = NULL;
if (ap->ioaddr.ctl_addr)
softreset = ata_std_softreset;
if (sata_scr_valid(&ap->link))
hardreset = sata_std_hardreset;
ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset, hardreset,
ata_bmdma_drive_eh(ap, ata_std_prereset, softreset, hardreset,
ata_std_postreset);
}
......
drivers/ata/pata_pdc2027x.c
浏览文件 @ 5b4d4771
......@@ -39,7 +39,7 @@
#undef PDC_DEBUG
#ifdef PDC_DEBUG
#define PDPRINTK(fmt, args...) printk(KERN_ERR "%s: " fmt, __FUNCTION__, ## args)
#define PDPRINTK(fmt, args...) printk(KERN_ERR "%s: " fmt, __func__, ## args)
#else
#define PDPRINTK(fmt, args...)
#endif
......
drivers/ata/pata_rb500_cf.c 0 → 100644
浏览文件 @ 5b4d4771
/*
* A low-level PATA driver to handle a Compact Flash connected on the
* Mikrotik's RouterBoard 532 board.
*
* Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
* Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
*
* This file was based on: drivers/ata/pata_ixp4xx_cf.c
* Copyright (C) 2006-07 Tower Technologies
* Author: Alessandro Zummo <a.zummo@towertech.it>
*
* Also was based on the driver for Linux 2.4.xx published by Mikrotik for
* their RouterBoard 1xx and 5xx series devices. The original Mikrotik code
* seems not to have a license.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/libata.h>
#include <scsi/scsi_host.h>
#include <asm/gpio.h>
#define DRV_NAME "pata-rb500-cf"
#define DRV_VERSION "0.1.0"
#define DRV_DESC "PATA driver for RouterBOARD 532 Compact Flash"
#define RB500_CF_MAXPORTS 1
#define RB500_CF_IO_DELAY 400
#define RB500_CF_REG_CMD 0x0800
#define RB500_CF_REG_CTRL 0x080E
#define RB500_CF_REG_DATA 0x0C00
struct rb500_cf_info {
void __iomem *iobase;
unsigned int gpio_line;
int frozen;
unsigned int irq;
};
/* ------------------------------------------------------------------------ */
static inline void rb500_pata_finish_io(struct ata_port *ap)
{
struct ata_host *ah = ap->host;
struct rb500_cf_info *info = ah->private_data;
ata_altstatus(ap);
ndelay(RB500_CF_IO_DELAY);
set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
}
static void rb500_pata_exec_command(struct ata_port *ap,
const struct ata_taskfile *tf)
{
writeb(tf->command, ap->ioaddr.command_addr);
rb500_pata_finish_io(ap);
}
static void rb500_pata_data_xfer(struct ata_device *adev, unsigned char *buf,
unsigned int buflen, int write_data)
{
struct ata_port *ap = adev->link->ap;
void __iomem *ioaddr = ap->ioaddr.data_addr;
if (write_data) {
for (; buflen > 0; buflen--, buf++)
writeb(*buf, ioaddr);
} else {
for (; buflen > 0; buflen--, buf++)
*buf = readb(ioaddr);
}
rb500_pata_finish_io(adev->link->ap);
}
static void rb500_pata_freeze(struct ata_port *ap)
{
struct rb500_cf_info *info = ap->host->private_data;
info->frozen = 1;
}
static void rb500_pata_thaw(struct ata_port *ap)
{
struct rb500_cf_info *info = ap->host->private_data;
info->frozen = 0;
}
static irqreturn_t rb500_pata_irq_handler(int irq, void *dev_instance)
{
struct ata_host *ah = dev_instance;
struct rb500_cf_info *info = ah->private_data;
if (gpio_get_value(info->gpio_line)) {
set_irq_type(info->irq, IRQ_TYPE_LEVEL_LOW);
if (!info->frozen)
ata_interrupt(info->irq, dev_instance);
} else {
set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH);
}
return IRQ_HANDLED;
}
static void rb500_pata_irq_clear(struct ata_port *ap)
{
}
static int rb500_pata_port_start(struct ata_port *ap)
{
return 0;
}
static struct ata_port_operations rb500_pata_port_ops = {
.tf_load = ata_tf_load,
.tf_read = ata_tf_read,
.exec_command = rb500_pata_exec_command,
.check_status = ata_check_status,
.dev_select = ata_std_dev_select,
.data_xfer = rb500_pata_data_xfer,
.qc_prep = ata_qc_prep,
.qc_issue = ata_qc_issue_prot,
.freeze = rb500_pata_freeze,
.thaw = rb500_pata_thaw,
.error_handler = ata_bmdma_error_handler,
.irq_handler = rb500_pata_irq_handler,
.irq_clear = rb500_pata_irq_clear,
.irq_on = ata_irq_on,
.port_start = rb500_pata_port_start,
};
/* ------------------------------------------------------------------------ */
static struct scsi_host_template rb500_pata_sht = {
.module = THIS_MODULE,
.name = DRV_NAME,
.ioctl = ata_scsi_ioctl,
.queuecommand = ata_scsi_queuecmd,
.slave_configure = ata_scsi_slave_config,
.slave_destroy = ata_scsi_slave_destroy,
.bios_param = ata_std_bios_param,
.proc_name = DRV_NAME,
.can_queue = ATA_DEF_QUEUE,
.this_id = ATA_SHT_THIS_ID,
.sg_tablesize = LIBATA_MAX_PRD,
.dma_boundary = ATA_DMA_BOUNDARY,
.cmd_per_lun = ATA_SHT_CMD_PER_LUN,
.emulated = ATA_SHT_EMULATED,
.use_clustering = ATA_SHT_USE_CLUSTERING,
};
/* ------------------------------------------------------------------------ */
static void rb500_pata_setup_ports(struct ata_host *ah)
{
struct rb500_cf_info *info = ah->private_data;
struct ata_port *ap;
ap = ah->ports[0];
ap->ops = &rb500_pata_port_ops;
ap->pio_mask = 0x1f; /* PIO4 */
ap->flags = ATA_FLAG_NO_LEGACY | ATA_FLAG_MMIO;
ap->ioaddr.cmd_addr = info->iobase + RB500_CF_REG_CMD;
ap->ioaddr.ctl_addr = info->iobase + RB500_CF_REG_CTRL;
ap->ioaddr.altstatus_addr = info->iobase + RB500_CF_REG_CTRL;
ata_std_ports(&ap->ioaddr);
ap->ioaddr.data_addr = info->iobase + RB500_CF_REG_DATA;
}
static __devinit int rb500_pata_driver_probe(struct platform_device *pdev)
{
unsigned int irq;
int gpio;
struct resource *res;
struct ata_host *ah;
struct rb500_cf_info *info;
int ret;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(&pdev->dev, "no IOMEM resource found\n");
return -EINVAL;
}
irq = platform_get_irq(pdev, 0);
if (irq <= 0) {
dev_err(&pdev->dev, "no IRQ resource found\n");
return -ENOENT;
}
gpio = irq_to_gpio(irq);
if (gpio < 0) {
dev_err(&pdev->dev, "no GPIO found for irq%d\n", irq);
return -ENOENT;
}
ret = gpio_request(gpio, DRV_NAME);
if (ret) {
dev_err(&pdev->dev, "GPIO request failed\n");
return ret;
}
/* allocate host */
ah = ata_host_alloc(&pdev->dev, RB500_CF_MAXPORTS);
if (!ah)
return -ENOMEM;
platform_set_drvdata(pdev, ah);
info = devm_kzalloc(&pdev->dev, sizeof(*info), GFP_KERNEL);
if (!info)
return -ENOMEM;
ah->private_data = info;
info->gpio_line = gpio;
info->irq = irq;
info->iobase = devm_ioremap_nocache(&pdev->dev, res->start,
res->end - res->start + 1);
if (!info->iobase)
return -ENOMEM;
ret = gpio_direction_input(gpio);
if (ret) {
dev_err(&pdev->dev, "unable to set GPIO direction, err=%d\n",
ret);
goto err_free_gpio;
}
rb500_pata_setup_ports(ah);
ret = ata_host_activate(ah, irq, rb500_pata_irq_handler,
IRQF_TRIGGER_LOW, &rb500_pata_sht);
if (ret)
goto err_free_gpio;
return 0;
err_free_gpio:
gpio_free(gpio);
return ret;
}
static __devexit int rb500_pata_driver_remove(struct platform_device *pdev)
{
struct ata_host *ah = platform_get_drvdata(pdev);
struct rb500_cf_info *info = ah->private_data;
ata_host_detach(ah);
gpio_free(info->gpio_line);
return 0;
}
static struct platform_driver rb500_pata_platform_driver = {
.probe = rb500_pata_driver_probe,
.remove = __devexit_p(rb500_pata_driver_remove),
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
},
};
/* ------------------------------------------------------------------------ */
#define DRV_INFO DRV_DESC " version " DRV_VERSION
static int __init rb500_pata_module_init(void)
{
printk(KERN_INFO DRV_INFO "\n");
return platform_driver_register(&rb500_pata_platform_driver);
}
static void __exit rb500_pata_module_exit(void)
{
platform_driver_unregister(&rb500_pata_platform_driver);
}
MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
MODULE_AUTHOR("Florian Fainelli <florian@openwrt.org>");
MODULE_DESCRIPTION(DRV_DESC);
MODULE_VERSION(DRV_VERSION);
MODULE_LICENSE("GPL");
module_init(rb500_pata_module_init);
module_exit(rb500_pata_module_exit);
drivers/base/platform.c
浏览文件 @ 5b4d4771
......@@ -648,7 +648,7 @@ u64 dma_get_required_mask(struct device *dev)
high_totalram += high_totalram - 1;
mask = (((u64)high_totalram) << 32) + 0xffffffff;
}
return mask & *dev->dma_mask;
return mask;
}
EXPORT_SYMBOL_GPL(dma_get_required_mask);
#endif
drivers/base/sys.c
浏览文件 @ 5b4d4771
......@@ -133,6 +133,7 @@ int sysdev_class_register(struct sysdev_class * cls)
pr_debug("Registering sysdev class '%s'\n",
kobject_name(&cls->kset.kobj));
INIT_LIST_HEAD(&cls->drivers);
memset(&cls->kset.kobj, 0x00, sizeof(struct kobject));
cls->kset.kobj.parent = &system_kset->kobj;
cls->kset.kobj.ktype = &ktype_sysdev_class;
cls->kset.kobj.kset = system_kset;
......@@ -227,6 +228,9 @@ int sysdev_register(struct sys_device * sysdev)
pr_debug("Registering sys device '%s'\n", kobject_name(&sysdev->kobj));
/* initialize the kobject to 0, in case it had previously been used */
memset(&sysdev->kobj, 0x00, sizeof(struct kobject));
/* Make sure the kset is set */
sysdev->kobj.kset = &cls->kset;
......
drivers/char/nozomi.c
浏览文件 @ 5b4d4771
......@@ -190,6 +190,14 @@ enum card_type {
F32_8 = 8192, /* 3072 bytes downl. + 1024 bytes uplink * 2 -> 8192 */
};
/* Initialization states a card can be in */
enum card_state {
NOZOMI_STATE_UKNOWN = 0,
NOZOMI_STATE_ENABLED = 1, /* pci device enabled */
NOZOMI_STATE_ALLOCATED = 2, /* config setup done */
NOZOMI_STATE_READY = 3, /* flowcontrols received */
};
/* Two different toggle channels exist */
enum channel_type {
CH_A = 0,
......@@ -385,6 +393,7 @@ struct nozomi {
spinlock_t spin_mutex; /* secures access to registers and tty */
unsigned int index_start;
enum card_state state;
u32 open_ttys;
};
......@@ -686,6 +695,7 @@ static int nozomi_read_config_table(struct nozomi *dc)
dc->last_ier = dc->last_ier | CTRL_DL;
writew(dc->last_ier, dc->reg_ier);
dc->state = NOZOMI_STATE_ALLOCATED;
dev_info(&dc->pdev->dev, "Initialization OK!\n");
return 1;
}
......@@ -944,6 +954,14 @@ static int receive_flow_control(struct nozomi *dc)
case CTRL_APP2:
port = PORT_APP2;
enable_ier = APP2_DL;
if (dc->state == NOZOMI_STATE_ALLOCATED) {
/*
* After card initialization the flow control
* received for APP2 is always the last
*/
dc->state = NOZOMI_STATE_READY;
dev_info(&dc->pdev->dev, "Device READY!\n");
}
break;
default:
dev_err(&dc->pdev->dev,
......@@ -1366,22 +1384,12 @@ static int __devinit nozomi_card_init(struct pci_dev *pdev,
dc->pdev = pdev;
/* Find out what card type it is */
nozomi_get_card_type(dc);
ret = pci_enable_device(dc->pdev);
if (ret) {
dev_err(&pdev->dev, "Failed to enable PCI Device\n");
goto err_free;
}
start = pci_resource_start(dc->pdev, 0);
if (start == 0) {
dev_err(&pdev->dev, "No I/O address for card detected\n");
ret = -ENODEV;
goto err_disable_device;
}
ret = pci_request_regions(dc->pdev, NOZOMI_NAME);
if (ret) {
dev_err(&pdev->dev, "I/O address 0x%04x already in use\n",
......@@ -1389,6 +1397,16 @@ static int __devinit nozomi_card_init(struct pci_dev *pdev,
goto err_disable_device;
}
start = pci_resource_start(dc->pdev, 0);
if (start == 0) {
dev_err(&pdev->dev, "No I/O address for card detected\n");
ret = -ENODEV;
goto err_rel_regs;
}
/* Find out what card type it is */
nozomi_get_card_type(dc);
dc->base_addr = ioremap(start, dc->card_type);
if (!dc->base_addr) {
dev_err(&pdev->dev, "Unable to map card MMIO\n");
......@@ -1425,6 +1443,14 @@ static int __devinit nozomi_card_init(struct pci_dev *pdev,
dc->index_start = ndev_idx * MAX_PORT;
ndevs[ndev_idx] = dc;
pci_set_drvdata(pdev, dc);
/* Enable RESET interrupt */
dc->last_ier = RESET;
iowrite16(dc->last_ier, dc->reg_ier);
dc->state = NOZOMI_STATE_ENABLED;
for (i = 0; i < MAX_PORT; i++) {
mutex_init(&dc->port[i].tty_sem);
dc->port[i].tty_open_count = 0;
......@@ -1433,12 +1459,6 @@ static int __devinit nozomi_card_init(struct pci_dev *pdev,
&pdev->dev);
}
/* Enable RESET interrupt. */
dc->last_ier = RESET;
writew(dc->last_ier, dc->reg_ier);
pci_set_drvdata(pdev, dc);
return 0;
err_free_sbuf:
......@@ -1553,7 +1573,7 @@ static int ntty_open(struct tty_struct *tty, struct file *file)
struct nozomi *dc = get_dc_by_tty(tty);
unsigned long flags;
if (!port || !dc)
if (!port || !dc || dc->state != NOZOMI_STATE_READY)
return -ENODEV;
if (mutex_lock_interruptible(&port->tty_sem))
......@@ -1716,6 +1736,10 @@ static int ntty_tiocmget(struct tty_struct *tty, struct file *file)
static int ntty_tiocmset(struct tty_struct *tty, struct file *file,
unsigned int set, unsigned int clear)
{
struct nozomi *dc = get_dc_by_tty(tty);
unsigned long flags;
spin_lock_irqsave(&dc->spin_mutex, flags);
if (set & TIOCM_RTS)
set_rts(tty, 1);
else if (clear & TIOCM_RTS)
......@@ -1725,6 +1749,7 @@ static int ntty_tiocmset(struct tty_struct *tty, struct file *file,
set_dtr(tty, 1);
else if (clear & TIOCM_DTR)
set_dtr(tty, 0);
spin_unlock_irqrestore(&dc->spin_mutex, flags);
return 0;
}
......@@ -1762,7 +1787,7 @@ static int ntty_ioctl_tiocgicount(struct port *port, void __user *argp)
icount.brk = cnow.brk;
icount.buf_overrun = cnow.buf_overrun;
return copy_to_user(argp, &icount, sizeof(icount));
return copy_to_user(argp, &icount, sizeof(icount)) ? -EFAULT : 0;
}
static int ntty_ioctl(struct tty_struct *tty, struct file *file,
......
drivers/char/riscom8.c
浏览文件 @ 5b4d4771
......@@ -1620,14 +1620,8 @@ static int __init rc_init_drivers(void)
static void rc_release_drivers(void)
{
unsigned long flags;
spin_lock_irqsave(&riscom_lock, flags);
tty_unregister_driver(riscom_driver);
put_tty_driver(riscom_driver);
spin_unlock_irqrestore(&riscom_lock, flags);
}
#ifndef MODULE
......
drivers/gpio/pca953x.c
浏览文件 @ 5b4d4771
......@@ -184,6 +184,7 @@ static void pca953x_setup_gpio(struct pca953x_chip *chip, int gpios)
gc->direction_output = pca953x_gpio_direction_output;
gc->get = pca953x_gpio_get_value;
gc->set = pca953x_gpio_set_value;
gc->can_sleep = 1;
gc->base = chip->gpio_start;
gc->ngpio = gpios;
......
drivers/infiniband/core/cm.c
浏览文件 @ 5b4d4771
......@@ -3759,6 +3759,7 @@ static void cm_remove_one(struct ib_device *device)
port = cm_dev->port[i-1];
ib_modify_port(device, port->port_num, 0, &port_modify);
ib_unregister_mad_agent(port->mad_agent);
flush_workqueue(cm.wq);
cm_remove_port_fs(port);
}
kobject_put(&cm_dev->dev_obj);
......@@ -3813,6 +3814,7 @@ static void __exit ib_cm_cleanup(void)
cancel_delayed_work(&timewait_info->work.work);
spin_unlock_irq(&cm.lock);
ib_unregister_client(&cm_client);
destroy_workqueue(cm.wq);
list_for_each_entry_safe(timewait_info, tmp, &cm.timewait_list, list) {
......@@ -3820,7 +3822,6 @@ static void __exit ib_cm_cleanup(void)
kfree(timewait_info);
}
ib_unregister_client(&cm_client);
class_unregister(&cm_class);
idr_destroy(&cm.local_id_table);
}
......
drivers/infiniband/core/fmr_pool.c
浏览文件 @ 5b4d4771
......@@ -139,7 +139,7 @@ static inline struct ib_pool_fmr *ib_fmr_cache_lookup(struct ib_fmr_pool *pool,
static void ib_fmr_batch_release(struct ib_fmr_pool *pool)
{
int ret;
struct ib_pool_fmr *fmr, *next;
struct ib_pool_fmr *fmr;
LIST_HEAD(unmap_list);
LIST_HEAD(fmr_list);
......@@ -158,20 +158,6 @@ static void ib_fmr_batch_release(struct ib_fmr_pool *pool)
#endif
}
/*
* The free_list may hold FMRs that have been put there
* because they haven't reached the max_remap count.
* Invalidate their mapping as well.
*/
list_for_each_entry_safe(fmr, next, &pool->free_list, list) {
if (fmr->remap_count == 0)
continue;
hlist_del_init(&fmr->cache_node);
fmr->remap_count = 0;
list_add_tail(&fmr->fmr->list, &fmr_list);
list_move(&fmr->list, &unmap_list);
}
list_splice(&pool->dirty_list, &unmap_list);
INIT_LIST_HEAD(&pool->dirty_list);
pool->dirty_len = 0;
......@@ -384,6 +370,11 @@ void ib_destroy_fmr_pool(struct ib_fmr_pool *pool)
i = 0;
list_for_each_entry_safe(fmr, tmp, &pool->free_list, list) {
if (fmr->remap_count) {
INIT_LIST_HEAD(&fmr_list);
list_add_tail(&fmr->fmr->list, &fmr_list);
ib_unmap_fmr(&fmr_list);
}
ib_dealloc_fmr(fmr->fmr);
list_del(&fmr->list);
kfree(fmr);
......@@ -407,8 +398,23 @@ EXPORT_SYMBOL(ib_destroy_fmr_pool);
*/
int ib_flush_fmr_pool(struct ib_fmr_pool *pool)
{
int serial = atomic_inc_return(&pool->req_ser);
int serial;
struct ib_pool_fmr *fmr, *next;
/*
* The free_list holds FMRs that may have been used
* but have not been remapped enough times to be dirty.
* Put them on the dirty list now so that the cleanup
* thread will reap them too.
*/
spin_lock_irq(&pool->pool_lock);
list_for_each_entry_safe(fmr, next, &pool->free_list, list) {
if (fmr->remap_count > 0)
list_move(&fmr->list, &pool->dirty_list);
}
spin_unlock_irq(&pool->pool_lock);
serial = atomic_inc_return(&pool->req_ser);
wake_up_process(pool->thread);
if (wait_event_interruptible(pool->force_wait,
......
drivers/infiniband/core/iwcm.c
浏览文件 @ 5b4d4771
......@@ -839,6 +839,7 @@ static void cm_work_handler(struct work_struct *_work)
unsigned long flags;
int empty;
int ret = 0;
int destroy_id;
spin_lock_irqsave(&cm_id_priv->lock, flags);
empty = list_empty(&cm_id_priv->work_list);
......@@ -857,9 +858,9 @@ static void cm_work_handler(struct work_struct *_work)
destroy_cm_id(&cm_id_priv->id);
}
BUG_ON(atomic_read(&cm_id_priv->refcount)==0);
destroy_id = test_bit(IWCM_F_CALLBACK_DESTROY, &cm_id_priv->flags);
if (iwcm_deref_id(cm_id_priv)) {
if (test_bit(IWCM_F_CALLBACK_DESTROY,
&cm_id_priv->flags)) {
if (destroy_id) {
BUG_ON(!list_empty(&cm_id_priv->work_list));
free_cm_id(cm_id_priv);
}
......
drivers/infiniband/hw/cxgb3/iwch_provider.c
浏览文件 @ 5b4d4771
......@@ -189,7 +189,7 @@ static struct ib_cq *iwch_create_cq(struct ib_device *ibdev, int entries, int ve
return ERR_PTR(-ENOMEM);
}
chp->rhp = rhp;
chp->ibcq.cqe = (1 << chp->cq.size_log2) - 1;
chp->ibcq.cqe = 1 << chp->cq.size_log2;
spin_lock_init(&chp->lock);
atomic_set(&chp->refcnt, 1);
init_waitqueue_head(&chp->wait);
......@@ -819,8 +819,11 @@ static struct ib_qp *iwch_create_qp(struct ib_pd *pd,
kfree(qhp);
return ERR_PTR(-ENOMEM);
}
attrs->cap.max_recv_wr = rqsize - 1;
attrs->cap.max_send_wr = sqsize;
attrs->cap.max_inline_data = T3_MAX_INLINE;
qhp->rhp = rhp;
qhp->attr.pd = php->pdid;
qhp->attr.scq = ((struct iwch_cq *) attrs->send_cq)->cq.cqid;
......
drivers/infiniband/ulp/iser/iser_verbs.c
浏览文件 @ 5b4d4771
......@@ -237,36 +237,32 @@ static int iser_free_ib_conn_res(struct iser_conn *ib_conn)
static
struct iser_device *iser_device_find_by_ib_device(struct rdma_cm_id *cma_id)
{
struct list_head *p_list;
struct iser_device *device = NULL;
struct iser_device *device;
mutex_lock(&ig.device_list_mutex);
p_list = ig.device_list.next;
while (p_list != &ig.device_list) {
device = list_entry(p_list, struct iser_device, ig_list);
list_for_each_entry(device, &ig.device_list, ig_list)
/* find if there's a match using the node GUID */
if (device->ib_device->node_guid == cma_id->device->node_guid)
break;
}
goto inc_refcnt;
if (device == NULL) {
device = kzalloc(sizeof *device, GFP_KERNEL);
if (device == NULL)
goto out;
/* assign this device to the device */
device->ib_device = cma_id->device;
/* init the device and link it into ig device list */
if (iser_create_device_ib_res(device)) {
kfree(device);
device = NULL;
goto out;
}
list_add(&device->ig_list, &ig.device_list);
device = kzalloc(sizeof *device, GFP_KERNEL);
if (device == NULL)
goto out;
/* assign this device to the device */
device->ib_device = cma_id->device;
/* init the device and link it into ig device list */
if (iser_create_device_ib_res(device)) {
kfree(device);
device = NULL;
goto out;
}
out:
BUG_ON(device == NULL);
list_add(&device->ig_list, &ig.device_list);
inc_refcnt:
device->refcount++;
out:
mutex_unlock(&ig.device_list_mutex);
return device;
}
......@@ -372,6 +368,12 @@ static void iser_addr_handler(struct rdma_cm_id *cma_id)
int ret;
device = iser_device_find_by_ib_device(cma_id);
if (!device) {
iser_err("device lookup/creation failed\n");
iser_connect_error(cma_id);
return;
}
ib_conn = (struct iser_conn *)cma_id->context;
ib_conn->device = device;
......@@ -380,7 +382,6 @@ static void iser_addr_handler(struct rdma_cm_id *cma_id)
iser_err("resolve route failed: %d\n", ret);
iser_connect_error(cma_id);
}
return;
}
static void iser_route_handler(struct rdma_cm_id *cma_id)
......
drivers/input/serio/i8042.h
浏览文件 @ 5b4d4771
......@@ -16,7 +16,7 @@
#if defined(CONFIG_MACH_JAZZ)
#include "i8042-jazzio.h"
#elif defined(CONFIG_SGI_IP22)
#elif defined(CONFIG_SGI_HAS_I8042)
#include "i8042-ip22io.h"
#elif defined(CONFIG_PPC)
#include "i8042-ppcio.h"
......
drivers/lguest/core.c
浏览文件 @ 5b4d4771
......@@ -69,11 +69,22 @@ static __init int map_switcher(void)
switcher_page[i] = virt_to_page(addr);
}
/* First we check that the Switcher won't overlap the fixmap area at
* the top of memory. It's currently nowhere near, but it could have
* very strange effects if it ever happened. */
if (SWITCHER_ADDR + (TOTAL_SWITCHER_PAGES+1)*PAGE_SIZE > FIXADDR_START){
err = -ENOMEM;
printk("lguest: mapping switcher would thwack fixmap\n");
goto free_pages;
}
/* Now we reserve the "virtual memory area" we want: 0xFFC00000
* (SWITCHER_ADDR). We might not get it in theory, but in practice
* it's worked so far. */
* it's worked so far. The end address needs +1 because __get_vm_area
* allocates an extra guard page, so we need space for that. */
switcher_vma = __get_vm_area(TOTAL_SWITCHER_PAGES * PAGE_SIZE,
VM_ALLOC, SWITCHER_ADDR, VMALLOC_END);
VM_ALLOC, SWITCHER_ADDR, SWITCHER_ADDR
+ (TOTAL_SWITCHER_PAGES+1) * PAGE_SIZE);
if (!switcher_vma) {
err = -ENOMEM;
printk("lguest: could not map switcher pages high\n");
......
drivers/lguest/lguest_user.c
浏览文件 @ 5b4d4771
......@@ -241,15 +241,16 @@ static ssize_t write(struct file *file, const char __user *in,
cpu = &lg->cpus[cpu_id];
if (!cpu)
return -EINVAL;
}
/* Once the Guest is dead, all you can do is read() why it died. */
if (lg && lg->dead)
return -ENOENT;
/* Once the Guest is dead, you can only read() why it died. */
if (lg->dead)
return -ENOENT;
/* If you're not the task which owns the Guest, you can only break */
if (lg && current != cpu->tsk && req != LHREQ_BREAK)
return -EPERM;
/* If you're not the task which owns the Guest, all you can do
* is break the Launcher out of running the Guest. */
if (current != cpu->tsk && req != LHREQ_BREAK)
return -EPERM;
}
switch (req) {
case LHREQ_INITIALIZE:
......
drivers/lguest/page_tables.c
浏览文件 @ 5b4d4771
......@@ -391,7 +391,7 @@ static unsigned int find_pgdir(struct lguest *lg, unsigned long pgtable)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(lg->pgdirs); i++)
if (lg->pgdirs[i].gpgdir == pgtable)
if (lg->pgdirs[i].pgdir && lg->pgdirs[i].gpgdir == pgtable)
break;
return i;
}
......
drivers/md/bitmap.c
浏览文件 @ 5b4d4771
......@@ -1045,7 +1045,8 @@ void bitmap_daemon_work(struct bitmap *bitmap)
if (bitmap == NULL)
return;
if (time_before(jiffies, bitmap->daemon_lastrun + bitmap->daemon_sleep*HZ))
return;
goto done;
bitmap->daemon_lastrun = jiffies;
if (bitmap->allclean) {
bitmap->mddev->thread->timeout = MAX_SCHEDULE_TIMEOUT;
......@@ -1142,6 +1143,7 @@ void bitmap_daemon_work(struct bitmap *bitmap)
}
}
done:
if (bitmap->allclean == 0)
bitmap->mddev->thread->timeout = bitmap->daemon_sleep * HZ;
}
......
drivers/md/md.c
浏览文件 @ 5b4d4771
......@@ -5149,7 +5149,7 @@ static int md_seq_show(struct seq_file *seq, void *v)
if (mddev->ro==1)
seq_printf(seq, " (read-only)");
if (mddev->ro==2)
seq_printf(seq, "(auto-read-only)");
seq_printf(seq, " (auto-read-only)");
seq_printf(seq, " %s", mddev->pers->name);
}
......
drivers/memstick/Kconfig
浏览文件 @ 5b4d4771
......@@ -8,7 +8,7 @@ menuconfig MEMSTICK
Sony MemoryStick is a proprietary storage/extension card protocol.
If you want MemoryStick support, you should say Y here and also
to the specific driver for your MMC interface.
to the specific driver for your MemoryStick interface.
if MEMSTICK
......
drivers/memstick/core/memstick.c
浏览文件 @ 5b4d4771
......@@ -18,7 +18,6 @@
#include <linux/delay.h>
#define DRIVER_NAME "memstick"
#define DRIVER_VERSION "0.2"
static unsigned int cmd_retries = 3;
module_param(cmd_retries, uint, 0644);
......@@ -236,7 +235,7 @@ int memstick_next_req(struct memstick_host *host, struct memstick_request **mrq)
rc = host->card->next_request(host->card, mrq);
if (!rc)
host->retries = cmd_retries;
host->retries = cmd_retries > 1 ? cmd_retries - 1 : 1;
else
*mrq = NULL;
......@@ -271,7 +270,7 @@ void memstick_init_req_sg(struct memstick_request *mrq, unsigned char tpc,
mrq->data_dir = READ;
mrq->sg = *sg;
mrq->io_type = MEMSTICK_IO_SG;
mrq->long_data = 1;
if (tpc == MS_TPC_SET_CMD || tpc == MS_TPC_EX_SET_CMD)
mrq->need_card_int = 1;
......@@ -306,7 +305,7 @@ void memstick_init_req(struct memstick_request *mrq, unsigned char tpc,
if (mrq->data_dir == WRITE)
memcpy(mrq->data, buf, mrq->data_len);
mrq->io_type = MEMSTICK_IO_VAL;
mrq->long_data = 0;
if (tpc == MS_TPC_SET_CMD || tpc == MS_TPC_EX_SET_CMD)
mrq->need_card_int = 1;
......@@ -561,6 +560,31 @@ void memstick_free_host(struct memstick_host *host)
}
EXPORT_SYMBOL(memstick_free_host);
/**
* memstick_suspend_host - notify bus driver of host suspension
* @host - host to use
*/
void memstick_suspend_host(struct memstick_host *host)
{
mutex_lock(&host->lock);
host->set_param(host, MEMSTICK_POWER, MEMSTICK_POWER_OFF);
mutex_unlock(&host->lock);
}
EXPORT_SYMBOL(memstick_suspend_host);
/**
* memstick_resume_host - notify bus driver of host resumption
* @host - host to use
*/
void memstick_resume_host(struct memstick_host *host)
{
mutex_lock(&host->lock);
host->set_param(host, MEMSTICK_POWER, MEMSTICK_POWER_ON);
mutex_unlock(&host->lock);
memstick_detect_change(host);
}
EXPORT_SYMBOL(memstick_resume_host);
int memstick_register_driver(struct memstick_driver *drv)
{
drv->driver.bus = &memstick_bus_type;
......@@ -611,4 +635,3 @@ module_exit(memstick_exit);
MODULE_AUTHOR("Alex Dubov");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Sony MemoryStick core driver");
MODULE_VERSION(DRIVER_VERSION);
drivers/memstick/core/mspro_block.c
浏览文件 @ 5b4d4771
......@@ -16,10 +16,10 @@
#include <linux/idr.h>
#include <linux/hdreg.h>
#include <linux/kthread.h>
#include <linux/delay.h>
#include <linux/memstick.h>
#define DRIVER_NAME "mspro_block"
#define DRIVER_VERSION "0.2"
static int major;
module_param(major, int, 0644);
......@@ -110,6 +110,17 @@ struct mspro_mbr {
unsigned int sectors_per_partition;
} __attribute__((packed));
struct mspro_specfile {
char name[8];
char ext[3];
unsigned char attr;
unsigned char reserved[10];
unsigned short time;
unsigned short date;
unsigned short cluster;
unsigned int size;
} __attribute__((packed));
struct mspro_devinfo {
unsigned short cylinders;
unsigned short heads;
......@@ -293,6 +304,20 @@ static ssize_t mspro_block_attr_show_sysinfo(struct device *dev,
dev_attr);
struct mspro_sys_info *x_sys = x_attr->data;
ssize_t rc = 0;
int date_tz = 0, date_tz_f = 0;
if (x_sys->assembly_date[0] > 0x80U) {
date_tz = (~x_sys->assembly_date[0]) + 1;
date_tz_f = date_tz & 3;
date_tz >>= 2;
date_tz = -date_tz;
date_tz_f *= 15;
} else if (x_sys->assembly_date[0] < 0x80U) {
date_tz = x_sys->assembly_date[0];
date_tz_f = date_tz & 3;
date_tz >>= 2;
date_tz_f *= 15;
}
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "class: %x\n",
x_sys->class);
......@@ -305,8 +330,8 @@ static ssize_t mspro_block_attr_show_sysinfo(struct device *dev,
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "page size: %x\n",
be16_to_cpu(x_sys->page_size));
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "assembly date: "
"%d %04u-%02u-%02u %02u:%02u:%02u\n",
x_sys->assembly_date[0],
"GMT%+d:%d %04u-%02u-%02u %02u:%02u:%02u\n",
date_tz, date_tz_f,
be16_to_cpu(*(unsigned short *)
&x_sys->assembly_date[1]),
x_sys->assembly_date[3], x_sys->assembly_date[4],
......@@ -398,6 +423,41 @@ static ssize_t mspro_block_attr_show_mbr(struct device *dev,
return rc;
}
static ssize_t mspro_block_attr_show_specfile(struct device *dev,
struct device_attribute *attr,
char *buffer)
{
struct mspro_sys_attr *x_attr = container_of(attr,
struct mspro_sys_attr,
dev_attr);
struct mspro_specfile *x_spfile = x_attr->data;
char name[9], ext[4];
ssize_t rc = 0;
memcpy(name, x_spfile->name, 8);
name[8] = 0;
memcpy(ext, x_spfile->ext, 3);
ext[3] = 0;
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "name: %s\n", name);
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "ext: %s\n", ext);
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "attribute: %x\n",
x_spfile->attr);
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "time: %d:%d:%d\n",
x_spfile->time >> 11,
(x_spfile->time >> 5) & 0x3f,
(x_spfile->time & 0x1f) * 2);
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "date: %d-%d-%d\n",
(x_spfile->date >> 9) + 1980,
(x_spfile->date >> 5) & 0xf,
x_spfile->date & 0x1f);
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "start cluster: %x\n",
x_spfile->cluster);
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "size: %x\n",
x_spfile->size);
return rc;
}
static ssize_t mspro_block_attr_show_devinfo(struct device *dev,
struct device_attribute *attr,
char *buffer)
......@@ -430,6 +490,9 @@ static sysfs_show_t mspro_block_attr_show(unsigned char tag)
return mspro_block_attr_show_modelname;
case MSPRO_BLOCK_ID_MBR:
return mspro_block_attr_show_mbr;
case MSPRO_BLOCK_ID_SPECFILEVALUES1:
case MSPRO_BLOCK_ID_SPECFILEVALUES2:
return mspro_block_attr_show_specfile;
case MSPRO_BLOCK_ID_DEVINFO:
return mspro_block_attr_show_devinfo;
default:
......@@ -629,7 +692,7 @@ static void mspro_block_process_request(struct memstick_dev *card,
param.system = msb->system;
param.data_count = cpu_to_be16(page_count);
param.data_address = cpu_to_be32((uint32_t)t_sec);
param.cmd_param = 0;
param.tpc_param = 0;
msb->data_dir = rq_data_dir(req);
msb->transfer_cmd = msb->data_dir == READ
......@@ -758,10 +821,10 @@ static int mspro_block_switch_to_parallel(struct memstick_dev *card)
struct memstick_host *host = card->host;
struct mspro_block_data *msb = memstick_get_drvdata(card);
struct mspro_param_register param = {
.system = 0,
.system = MEMSTICK_SYS_PAR4,
.data_count = 0,
.data_address = 0,
.cmd_param = 0
.tpc_param = 0
};
card->next_request = h_mspro_block_req_init;
......@@ -773,8 +836,8 @@ static int mspro_block_switch_to_parallel(struct memstick_dev *card)
if (card->current_mrq.error)
return card->current_mrq.error;
msb->system = 0;
host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_PARALLEL);
msb->system = MEMSTICK_SYS_PAR4;
host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_PAR4);
card->next_request = h_mspro_block_req_init;
msb->mrq_handler = h_mspro_block_default;
......@@ -783,8 +846,24 @@ static int mspro_block_switch_to_parallel(struct memstick_dev *card)
wait_for_completion(&card->mrq_complete);
if (card->current_mrq.error) {
msb->system = 0x80;
msb->system = MEMSTICK_SYS_SERIAL;
host->set_param(host, MEMSTICK_POWER, MEMSTICK_POWER_OFF);
msleep(1000);
host->set_param(host, MEMSTICK_POWER, MEMSTICK_POWER_ON);
host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_SERIAL);
if (memstick_set_rw_addr(card))
return card->current_mrq.error;
param.system = msb->system;
card->next_request = h_mspro_block_req_init;
msb->mrq_handler = h_mspro_block_default;
memstick_init_req(&card->current_mrq, MS_TPC_WRITE_REG, &param,
sizeof(param));
memstick_new_req(host);
wait_for_completion(&card->mrq_complete);
return -EFAULT;
}
......@@ -802,7 +881,7 @@ static int mspro_block_read_attributes(struct memstick_dev *card)
.system = msb->system,
.data_count = cpu_to_be16(1),
.data_address = 0,
.cmd_param = 0
.tpc_param = 0
};
struct mspro_attribute *attr = NULL;
struct mspro_sys_attr *s_attr = NULL;
......@@ -922,7 +1001,7 @@ static int mspro_block_read_attributes(struct memstick_dev *card)
param.system = msb->system;
param.data_count = cpu_to_be16((rc / msb->page_size) + 1);
param.data_address = cpu_to_be32(addr / msb->page_size);
param.cmd_param = 0;
param.tpc_param = 0;
sg_init_one(&msb->req_sg[0], buffer,
be16_to_cpu(param.data_count) * msb->page_size);
......@@ -964,7 +1043,7 @@ static int mspro_block_init_card(struct memstick_dev *card)
struct memstick_host *host = card->host;
int rc = 0;
msb->system = 0x80;
msb->system = MEMSTICK_SYS_SERIAL;
card->reg_addr.r_offset = offsetof(struct mspro_register, status);
card->reg_addr.r_length = sizeof(struct ms_status_register);
card->reg_addr.w_offset = offsetof(struct mspro_register, param);
......@@ -973,7 +1052,7 @@ static int mspro_block_init_card(struct memstick_dev *card)
if (memstick_set_rw_addr(card))
return -EIO;
if (host->caps & MEMSTICK_CAP_PARALLEL) {
if (host->caps & MEMSTICK_CAP_PAR4) {
if (mspro_block_switch_to_parallel(card))
printk(KERN_WARNING "%s: could not switch to "
"parallel interface\n", card->dev.bus_id);
......@@ -1348,4 +1427,3 @@ MODULE_LICENSE("GPL");
MODULE_AUTHOR("Alex Dubov");
MODULE_DESCRIPTION("Sony MemoryStickPro block device driver");
MODULE_DEVICE_TABLE(memstick, mspro_block_id_tbl);
MODULE_VERSION(DRIVER_VERSION);
drivers/memstick/host/Kconfig
浏览文件 @ 5b4d4771
......@@ -20,3 +20,13 @@ config MEMSTICK_TIFM_MS
To compile this driver as a module, choose M here: the
module will be called tifm_ms.
config MEMSTICK_JMICRON_38X
tristate "JMicron JMB38X MemoryStick interface support (EXPERIMENTAL)"
depends on EXPERIMENTAL && PCI
help
Say Y here if you want to be able to access MemoryStick cards with
the JMicron(R) JMB38X MemoryStick card reader.
To compile this driver as a module, choose M here: the
module will be called jmb38x_ms.
drivers/memstick/host/Makefile
浏览文件 @ 5b4d4771
......@@ -3,8 +3,8 @@
#
ifeq ($(CONFIG_MEMSTICK_DEBUG),y)
EXTRA_CFLAGS += -DDEBUG
EXTRA_CFLAGS += -DDEBUG
endif
obj-$(CONFIG_MEMSTICK_TIFM_MS) += tifm_ms.o
obj-$(CONFIG_MEMSTICK_TIFM_MS) += tifm_ms.o
obj-$(CONFIG_MEMSTICK_JMICRON_38X) += jmb38x_ms.o
drivers/memstick/host/jmb38x_ms.c 0 → 100644
浏览文件 @ 5b4d4771
此差异已折叠。
drivers/memstick/host/tifm_ms.c
浏览文件 @ 5b4d4771
此差异已折叠。
drivers/misc/tifm_7xx1.c
浏览文件 @ 5b4d4771
......@@ -367,6 +367,8 @@ static int tifm_7xx1_probe(struct pci_dev *dev,
if (rc)
goto err_out_irq;
writel(TIFM_IRQ_ENABLE | TIFM_IRQ_SOCKMASK((1 << fm->num_sockets) - 1),
fm->addr + FM_CLEAR_INTERRUPT_ENABLE);
writel(TIFM_IRQ_ENABLE | TIFM_IRQ_SOCKMASK((1 << fm->num_sockets) - 1),
fm->addr + FM_SET_INTERRUPT_ENABLE);
return 0;
......
drivers/pci/hotplug/ibmphp_ebda.c
浏览文件 @ 5b4d4771
......@@ -963,6 +963,7 @@ static int __init ebda_rsrc_controller (void)
bus_info_ptr1 = ibmphp_find_same_bus_num (hpc_ptr->slots[index].slot_bus_num);
if (!bus_info_ptr1) {
kfree(tmp_slot);
rc = -ENODEV;
goto error;
}
......
drivers/serial/of_serial.c
浏览文件 @ 5b4d4771
......@@ -138,7 +138,7 @@ static struct of_device_id __devinitdata of_platform_serial_table[] = {
{ /* end of list */ },
};
static struct of_platform_driver __devinitdata of_platform_serial_driver = {
static struct of_platform_driver of_platform_serial_driver = {
.owner = THIS_MODULE,
.name = "of_serial",
.probe = of_platform_serial_probe,
......
drivers/usb/gadget/Kconfig
浏览文件 @ 5b4d4771
......@@ -131,7 +131,7 @@ config USB_ATMEL_USBA
config USB_GADGET_FSL_USB2
boolean "Freescale Highspeed USB DR Peripheral Controller"
depends on MPC834x || PPC_MPC831x
depends on FSL_SOC
select USB_GADGET_DUALSPEED
help
Some of Freescale PowerPC processors have a High Speed
......
drivers/usb/host/ehci-hcd.c
浏览文件 @ 5b4d4771
......@@ -281,23 +281,44 @@ static void ehci_iaa_watchdog(unsigned long param)
{
struct ehci_hcd *ehci = (struct ehci_hcd *) param;
unsigned long flags;
u32 status, cmd;
spin_lock_irqsave (&ehci->lock, flags);
WARN_ON(!ehci->reclaim);
status = ehci_readl(ehci, &ehci->regs->status);
cmd = ehci_readl(ehci, &ehci->regs->command);
ehci_dbg(ehci, "IAA watchdog: status %x cmd %x\n", status, cmd);
/* lost IAA irqs wedge things badly; seen first with a vt8235 */
if (ehci->reclaim) {
if (status & STS_IAA) {
ehci_vdbg (ehci, "lost IAA\n");
/* Lost IAA irqs wedge things badly; seen first with a vt8235.
* So we need this watchdog, but must protect it against both
* (a) SMP races against real IAA firing and retriggering, and
* (b) clean HC shutdown, when IAA watchdog was pending.
*/
if (ehci->reclaim
&& !timer_pending(&ehci->iaa_watchdog)
&& HC_IS_RUNNING(ehci_to_hcd(ehci)->state)) {
u32 cmd, status;
/* If we get here, IAA is *REALLY* late. It's barely
* conceivable that the system is so busy that CMD_IAAD
* is still legitimately set, so let's be sure it's
* clear before we read STS_IAA. (The HC should clear
* CMD_IAAD when it sets STS_IAA.)
*/
cmd = ehci_readl(ehci, &ehci->regs->command);
if (cmd & CMD_IAAD)
ehci_writel(ehci, cmd & ~CMD_IAAD,
&ehci->regs->command);
/* If IAA is set here it either legitimately triggered
* before we cleared IAAD above (but _way_ late, so we'll
* still count it as lost) ... or a silicon erratum:
* - VIA seems to set IAA without triggering the IRQ;
* - IAAD potentially cleared without setting IAA.
*/
status = ehci_readl(ehci, &ehci->regs->status);
if ((status & STS_IAA) || !(cmd & CMD_IAAD)) {
COUNT (ehci->stats.lost_iaa);
ehci_writel(ehci, STS_IAA, &ehci->regs->status);
}
ehci_writel(ehci, cmd & ~CMD_IAAD, &ehci->regs->command);
ehci_vdbg(ehci, "IAA watchdog: status %x cmd %x\n",
status, cmd);
end_unlink_async(ehci);
}
......@@ -631,7 +652,7 @@ static int ehci_run (struct usb_hcd *hcd)
static irqreturn_t ehci_irq (struct usb_hcd *hcd)
{
struct ehci_hcd *ehci = hcd_to_ehci (hcd);
u32 status, pcd_status = 0;
u32 status, pcd_status = 0, cmd;
int bh;
spin_lock (&ehci->lock);
......@@ -652,7 +673,7 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
/* clear (just) interrupts */
ehci_writel(ehci, status, &ehci->regs->status);
ehci_readl(ehci, &ehci->regs->command); /* unblock posted write */
cmd = ehci_readl(ehci, &ehci->regs->command);
bh = 0;
#ifdef EHCI_VERBOSE_DEBUG
......@@ -673,8 +694,17 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
/* complete the unlinking of some qh [4.15.2.3] */
if (status & STS_IAA) {
COUNT (ehci->stats.reclaim);
end_unlink_async(ehci);
/* guard against (alleged) silicon errata */
if (cmd & CMD_IAAD) {
ehci_writel(ehci, cmd & ~CMD_IAAD,
&ehci->regs->command);
ehci_dbg(ehci, "IAA with IAAD still set?\n");
}
if (ehci->reclaim) {
COUNT(ehci->stats.reclaim);
end_unlink_async(ehci);
} else
ehci_dbg(ehci, "IAA with nothing to reclaim?\n");
}
/* remote wakeup [4.3.1] */
......@@ -781,7 +811,7 @@ static int ehci_urb_enqueue (
static void unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
{
/* failfast */
if (!HC_IS_RUNNING(ehci_to_hcd(ehci)->state))
if (!HC_IS_RUNNING(ehci_to_hcd(ehci)->state) && ehci->reclaim)
end_unlink_async(ehci);
/* if it's not linked then there's nothing to do */
......
drivers/usb/serial/cypress_m8.c
浏览文件 @ 5b4d4771
......@@ -94,6 +94,7 @@ static struct usb_device_id id_table_earthmate [] = {
static struct usb_device_id id_table_cyphidcomrs232 [] = {
{ USB_DEVICE(VENDOR_ID_CYPRESS, PRODUCT_ID_CYPHIDCOM) },
{ USB_DEVICE(VENDOR_ID_POWERCOM, PRODUCT_ID_UPS) },
{ } /* Terminating entry */
};
......@@ -106,6 +107,7 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(VENDOR_ID_DELORME, PRODUCT_ID_EARTHMATEUSB) },
{ USB_DEVICE(VENDOR_ID_DELORME, PRODUCT_ID_EARTHMATEUSB_LT20) },
{ USB_DEVICE(VENDOR_ID_CYPRESS, PRODUCT_ID_CYPHIDCOM) },
{ USB_DEVICE(VENDOR_ID_POWERCOM, PRODUCT_ID_UPS) },
{ USB_DEVICE(VENDOR_ID_DAZZLE, PRODUCT_ID_CA42) },
{ } /* Terminating entry */
};
......
drivers/usb/serial/cypress_m8.h
浏览文件 @ 5b4d4771
......@@ -19,6 +19,10 @@
#define VENDOR_ID_CYPRESS 0x04b4
#define PRODUCT_ID_CYPHIDCOM 0x5500
/* Powercom UPS, chip CY7C63723 */
#define VENDOR_ID_POWERCOM 0x0d9f
#define PRODUCT_ID_UPS 0x0002
/* Nokia CA-42 USB to serial cable */
#define VENDOR_ID_DAZZLE 0x07d0
#define PRODUCT_ID_CA42 0x4101
......
drivers/usb/serial/ftdi_sio.c
浏览文件 @ 5b4d4771
......@@ -359,6 +359,7 @@ static struct usb_device_id id_table_combined [] = {
{ USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) },
{ USB_DEVICE(TML_VID, TML_USB_SERIAL_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
{ USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
......
drivers/usb/serial/ftdi_sio.h
浏览文件 @ 5b4d4771
......@@ -557,6 +557,9 @@
#define TML_VID 0x1B91 /* Vendor ID */
#define TML_USB_SERIAL_PID 0x0064 /* USB - Serial Converter */
/* Propox devices */
#define FTDI_PROPOX_JTAGCABLEII_PID 0xD738
/* Commands */
#define FTDI_SIO_RESET 0 /* Reset the port */
#define FTDI_SIO_MODEM_CTRL 1 /* Set the modem control register */
......
drivers/usb/serial/generic.c
浏览文件 @ 5b4d4771
......@@ -323,7 +323,7 @@ static void flush_and_resubmit_read_urb (struct usb_serial_port *port)
room = tty_buffer_request_room(tty, urb->actual_length);
if (room) {
tty_insert_flip_string(tty, urb->transfer_buffer, room);
tty_flip_buffer_push(tty); /* is this allowed from an URB callback ? */
tty_flip_buffer_push(tty);
}
}
......@@ -349,10 +349,12 @@ void usb_serial_generic_read_bulk_callback (struct urb *urb)
/* Throttle the device if requested by tty */
spin_lock_irqsave(&port->lock, flags);
if (!(port->throttled = port->throttle_req))
/* Handle data and continue reading from device */
if (!(port->throttled = port->throttle_req)) {
spin_unlock_irqrestore(&port->lock, flags);
flush_and_resubmit_read_urb(port);
spin_unlock_irqrestore(&port->lock, flags);
} else {
spin_unlock_irqrestore(&port->lock, flags);
}
}
EXPORT_SYMBOL_GPL(usb_serial_generic_read_bulk_callback);
......
drivers/usb/serial/option.c
浏览文件 @ 5b4d4771
......@@ -111,6 +111,42 @@ static int option_send_setup(struct usb_serial_port *port);
#define HUAWEI_PRODUCT_E220BIS 0x1004
#define NOVATELWIRELESS_VENDOR_ID 0x1410
/* MERLIN EVDO PRODUCTS */
#define NOVATELWIRELESS_PRODUCT_V640 0x1100
#define NOVATELWIRELESS_PRODUCT_V620 0x1110
#define NOVATELWIRELESS_PRODUCT_V740 0x1120
#define NOVATELWIRELESS_PRODUCT_V720 0x1130
/* MERLIN HSDPA/HSPA PRODUCTS */
#define NOVATELWIRELESS_PRODUCT_U730 0x1400
#define NOVATELWIRELESS_PRODUCT_U740 0x1410
#define NOVATELWIRELESS_PRODUCT_U870 0x1420
#define NOVATELWIRELESS_PRODUCT_XU870 0x1430
#define NOVATELWIRELESS_PRODUCT_X950D 0x1450
/* EXPEDITE PRODUCTS */
#define NOVATELWIRELESS_PRODUCT_EV620 0x2100
#define NOVATELWIRELESS_PRODUCT_ES720 0x2110
#define NOVATELWIRELESS_PRODUCT_E725 0x2120
#define NOVATELWIRELESS_PRODUCT_EU730 0x2400
#define NOVATELWIRELESS_PRODUCT_EU740 0x2410
#define NOVATELWIRELESS_PRODUCT_EU870D 0x2420
/* OVATION PRODUCTS */
#define NOVATELWIRELESS_PRODUCT_MC727 0x4100
#define NOVATELWIRELESS_PRODUCT_MC950D 0x4400
/* FUTURE NOVATEL PRODUCTS */
#define NOVATELWIRELESS_PRODUCT_EVDO_1 0x6000
#define NOVATELWIRELESS_PRODUCT_HSPA_1 0x7000
#define NOVATELWIRELESS_PRODUCT_EMBEDDED_1 0x8000
#define NOVATELWIRELESS_PRODUCT_GLOBAL_1 0x9000
#define NOVATELWIRELESS_PRODUCT_EVDO_2 0x6001
#define NOVATELWIRELESS_PRODUCT_HSPA_2 0x7001
#define NOVATELWIRELESS_PRODUCT_EMBEDDED_2 0x8001
#define NOVATELWIRELESS_PRODUCT_GLOBAL_2 0x9001
#define DELL_VENDOR_ID 0x413C
#define KYOCERA_VENDOR_ID 0x0c88
......@@ -168,21 +204,34 @@ static struct usb_device_id option_ids[] = {
{ USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E600) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220, 0xff, 0xff, 0xff) },
{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E220BIS, 0xff, 0xff, 0xff) },
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1100) }, /* Novatel Merlin XS620/S640 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1110) }, /* Novatel Merlin S620 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1120) }, /* Novatel Merlin EX720 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1130) }, /* Novatel Merlin S720 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1400) }, /* Novatel U730 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1410) }, /* Novatel U740 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1420) }, /* Novatel EU870 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1430) }, /* Novatel Merlin XU870 HSDPA/3G */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2100) }, /* Novatel EV620 CDMA/EV-DO */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2110) }, /* Novatel Merlin ES620 / Merlin ES720 / Ovation U720 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) }, /* Novatel Merlin V640/XV620 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) }, /* Novatel Merlin V620/S620 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) }, /* Novatel Merlin EX720/V740/X720 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V720) }, /* Novatel Merlin V720/S720/PC720 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U730) }, /* Novatel U730/U740 (VF version) */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U740) }, /* Novatel U740 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_U870) }, /* Novatel U870 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_XU870) }, /* Novatel Merlin XU870 HSDPA/3G */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_X950D) }, /* Novatel X950D */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EV620) }, /* Novatel EV620/ES620 CDMA/EV-DO */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_ES720) }, /* Novatel ES620/ES720/U720/USB720 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_E725) }, /* Novatel E725/E726 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2130) }, /* Novatel Merlin ES620 SM Bus */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2410) }, /* Novatel EU740 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x4100) }, /* Novatel U727 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x4400) }, /* Novatel MC950 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU730) }, /* Novatel EU730 and Vodafone EU740 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU740) }, /* Novatel non-Vodafone EU740 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EU870D) }, /* Novatel EU850D/EU860D/EU870D */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC950D) }, /* Novatel MC930D/MC950D */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_MC727) }, /* Novatel MC727/U727/USB727 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x5010) }, /* Novatel U727 */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_1) }, /* Novatel EVDO product */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_1) }, /* Novatel HSPA product */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EMBEDDED_1) }, /* Novatel Embedded product */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL_1) }, /* Novatel Global product */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EVDO_2) }, /* Novatel EVDO product */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_HSPA_2) }, /* Novatel HSPA product */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_EMBEDDED_2) }, /* Novatel Embedded product */
{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_GLOBAL_2) }, /* Novatel Global product */
{ USB_DEVICE(DELL_VENDOR_ID, 0x8114) }, /* Dell Wireless 5700 Mobile Broadband CDMA/EVDO Mini-Card == Novatel Expedite EV620 CDMA/EV-DO */
{ USB_DEVICE(DELL_VENDOR_ID, 0x8115) }, /* Dell Wireless 5500 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
{ USB_DEVICE(DELL_VENDOR_ID, 0x8116) }, /* Dell Wireless 5505 Mobile Broadband HSDPA Mini-Card == Novatel Expedite EU740 HSDPA/3G */
......
drivers/usb/storage/sddr55.c
浏览文件 @ 5b4d4771
......@@ -522,8 +522,8 @@ int sddr55_reset(struct us_data *us) {
static unsigned long sddr55_get_capacity(struct us_data *us) {
unsigned char manufacturerID;
unsigned char deviceID;
unsigned char uninitialized_var(manufacturerID);
unsigned char uninitialized_var(deviceID);
int result;
struct sddr55_card_info *info = (struct sddr55_card_info *)us->extra;
......
drivers/video/Kconfig
浏览文件 @ 5b4d4771
......@@ -553,6 +553,19 @@ config FB_BF54X_LQ043
help
This is the framebuffer device driver for a SHARP LQ043T1DG01 TFT LCD
config FB_BFIN_T350MCQB
tristate "Varitronix COG-T350MCQB TFT LCD display (BF527 EZKIT)"
depends on FB && BLACKFIN
select BFIN_GPTIMERS
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
select FB_CFB_IMAGEBLIT
help
This is the framebuffer device driver for a Varitronix VL-PS-COG-T350MCQB-01 display TFT LCD
This display is a QVGA 320x240 24-bit RGB display interfaced by an 8-bit wide PPI
It uses PPI[0..7] PPI_FS1, PPI_FS2 and PPI_CLK.
config FB_STI
tristate "HP STI frame buffer device support"
depends on FB && PARISC
......
drivers/video/Makefile
浏览文件 @ 5b4d4771
......@@ -122,6 +122,7 @@ obj-$(CONFIG_FB_EFI) += efifb.o
obj-$(CONFIG_FB_VGA16) += vga16fb.o
obj-$(CONFIG_FB_OF) += offb.o
obj-$(CONFIG_FB_BF54X_LQ043) += bf54x-lq043fb.o
obj-$(CONFIG_FB_BFIN_T350MCQB) += bfin-t350mcqb-fb.o
# the test framebuffer is last
obj-$(CONFIG_FB_VIRTUAL) += vfb.o
......
drivers/video/bf54x-lq043fb.c
浏览文件 @ 5b4d4771
......@@ -8,7 +8,7 @@
*
*
* Modified:
* Copyright 2004-2007 Analog Devices Inc.
* Copyright 2007-2008 Analog Devices Inc.
*
* Bugs: Enter bugs at http://blackfin.uclinux.org/
*
......@@ -241,7 +241,7 @@ static int request_ports(struct bfin_bf54xfb_info *fbi)
u16 eppi_req_18[] = EPPI0_18;
u16 disp = fbi->mach_info->disp;
if (gpio_request(disp, NULL)) {
if (gpio_request(disp, DRIVER_NAME)) {
printk(KERN_ERR "Requesting GPIO %d faild\n", disp);
return -EFAULT;
}
......@@ -672,7 +672,7 @@ static int __init bfin_bf54x_probe(struct platform_device *pdev)
&bfin_lq043fb_bl_ops);
bl_dev->props.max_brightness = 255;
lcd_dev = lcd_device_register(DRIVER_NAME, NULL, &bfin_lcd_ops);
lcd_dev = lcd_device_register(DRIVER_NAME, &pdev->dev, NULL, &bfin_lcd_ops);
lcd_dev->props.max_contrast = 255, printk(KERN_INFO "Done.\n");
#endif
......
drivers/video/bfin-t350mcqb-fb.c 0 → 100644
浏览文件 @ 5b4d4771
/*
* File: drivers/video/bfin-t350mcqb-fb.c
* Based on:
* Author: Michael Hennerich <hennerich@blackfin.uclinux.org>
*
* Created:
* Description: Blackfin LCD Framebufer driver
*
*
* Modified:
* Copyright 2004-2007 Analog Devices Inc.
*
* Bugs: Enter bugs at http://blackfin.uclinux.org/
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see the file COPYING, or write
* to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/fb.h>
#include <linux/init.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/device.h>
#include <linux/backlight.h>
#include <linux/lcd.h>
#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
#include <asm/blackfin.h>
#include <asm/irq.h>
#include <asm/dma-mapping.h>
#include <asm/dma.h>
#include <asm/portmux.h>
#include <asm/gptimers.h>
#define NO_BL_SUPPORT
#define LCD_X_RES 320 /* Horizontal Resolution */
#define LCD_Y_RES 240 /* Vertical Resolution */
#define LCD_BPP 24 /* Bit Per Pixel */
#define DMA_BUS_SIZE 16
#define LCD_CLK (12*1000*1000) /* 12MHz */
#define CLOCKS_PER_PIX 3
/*
* HS and VS timing parameters (all in number of PPI clk ticks)
*/
#define U_LINE 1 /* Blanking Lines */
#define H_ACTPIX (LCD_X_RES * CLOCKS_PER_PIX) /* active horizontal pixel */
#define H_PERIOD (408 * CLOCKS_PER_PIX) /* HS period */
#define H_PULSE 90 /* HS pulse width */
#define H_START 204 /* first valid pixel */
#define V_LINES (LCD_Y_RES + U_LINE) /* total vertical lines */
#define V_PULSE (3 * H_PERIOD) /* VS pulse width (1-5 H_PERIODs) */
#define V_PERIOD (H_PERIOD * V_LINES) /* VS period */
#define ACTIVE_VIDEO_MEM_OFFSET (U_LINE * H_ACTPIX)
#define BFIN_LCD_NBR_PALETTE_ENTRIES 256
#define DRIVER_NAME "bfin-t350mcqb"
static char driver_name[] = DRIVER_NAME;
struct bfin_t350mcqbfb_info {
struct fb_info *fb;
struct device *dev;
unsigned char *fb_buffer; /* RGB Buffer */
dma_addr_t dma_handle;
int lq043_mmap;
int lq043_open_cnt;
int irq;
spinlock_t lock; /* lock */
};
static int nocursor;
module_param(nocursor, int, 0644);
MODULE_PARM_DESC(nocursor, "cursor enable/disable");
#define PPI_TX_MODE 0x2
#define PPI_XFER_TYPE_11 0xC
#define PPI_PORT_CFG_01 0x10
#define PPI_PACK_EN 0x80
#define PPI_POLS_1 0x8000
static void bfin_t350mcqb_config_ppi(struct bfin_t350mcqbfb_info *fbi)
{
bfin_write_PPI_DELAY(H_START);
bfin_write_PPI_COUNT(H_ACTPIX-1);
bfin_write_PPI_FRAME(V_LINES);
bfin_write_PPI_CONTROL(PPI_TX_MODE | /* output mode , PORT_DIR */
PPI_XFER_TYPE_11 | /* sync mode XFR_TYPE */
PPI_PORT_CFG_01 | /* two frame sync PORT_CFG */
PPI_PACK_EN | /* packing enabled PACK_EN */
PPI_POLS_1); /* faling edge syncs POLS */
}
static inline void bfin_t350mcqb_disable_ppi(void)
{
bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() & ~PORT_EN);
}
static inline void bfin_t350mcqb_enable_ppi(void)
{
bfin_write_PPI_CONTROL(bfin_read_PPI_CONTROL() | PORT_EN);
}
static void bfin_t350mcqb_start_timers(void)
{
unsigned long flags;
local_irq_save(flags);
enable_gptimers(TIMER1bit);
enable_gptimers(TIMER0bit);
local_irq_restore(flags);
}
static void bfin_t350mcqb_stop_timers(void)
{
disable_gptimers(TIMER0bit | TIMER1bit);
set_gptimer_status(0, TIMER_STATUS_TRUN0 | TIMER_STATUS_TRUN1 |
TIMER_STATUS_TIMIL0 | TIMER_STATUS_TIMIL1 |
TIMER_STATUS_TOVF0 | TIMER_STATUS_TOVF1);
}
static void bfin_t350mcqb_init_timers(void)
{
bfin_t350mcqb_stop_timers();
set_gptimer_period(TIMER0_id, H_PERIOD);
set_gptimer_pwidth(TIMER0_id, H_PULSE);
set_gptimer_config(TIMER0_id, TIMER_MODE_PWM | TIMER_PERIOD_CNT |
TIMER_TIN_SEL | TIMER_CLK_SEL|
TIMER_EMU_RUN);
set_gptimer_period(TIMER1_id, V_PERIOD);
set_gptimer_pwidth(TIMER1_id, V_PULSE);
set_gptimer_config(TIMER1_id, TIMER_MODE_PWM | TIMER_PERIOD_CNT |
TIMER_TIN_SEL | TIMER_CLK_SEL |
TIMER_EMU_RUN);
}
static void bfin_t350mcqb_config_dma(struct bfin_t350mcqbfb_info *fbi)
{
set_dma_config(CH_PPI,
set_bfin_dma_config(DIR_READ, DMA_FLOW_AUTO,
INTR_DISABLE, DIMENSION_2D,
DATA_SIZE_16,
DMA_NOSYNC_KEEP_DMA_BUF));
set_dma_x_count(CH_PPI, (LCD_X_RES * LCD_BPP) / DMA_BUS_SIZE);
set_dma_x_modify(CH_PPI, DMA_BUS_SIZE / 8);
set_dma_y_count(CH_PPI, V_LINES);
set_dma_y_modify(CH_PPI, DMA_BUS_SIZE / 8);
set_dma_start_addr(CH_PPI, (unsigned long)fbi->fb_buffer);
}
static int bfin_t350mcqb_request_ports(int action)
{
u16 ppi0_req_8[] = {P_PPI0_CLK, P_PPI0_FS1, P_PPI0_FS2,
P_PPI0_D0, P_PPI0_D1, P_PPI0_D2,
P_PPI0_D3, P_PPI0_D4, P_PPI0_D5,
P_PPI0_D6, P_PPI0_D7, 0};
if (action) {
if (peripheral_request_list(ppi0_req_8, DRIVER_NAME)) {
printk(KERN_ERR "Requesting Peripherals faild\n");
return -EFAULT;
}
} else
peripheral_free_list(ppi0_req_8);
return 0;
}
static int bfin_t350mcqb_fb_open(struct fb_info *info, int user)
{
struct bfin_t350mcqbfb_info *fbi = info->par;
spin_lock(&fbi->lock);
fbi->lq043_open_cnt++;
if (fbi->lq043_open_cnt <= 1) {
bfin_t350mcqb_disable_ppi();
SSYNC();
bfin_t350mcqb_config_dma(fbi);
bfin_t350mcqb_config_ppi(fbi);
bfin_t350mcqb_init_timers();
/* start dma */
enable_dma(CH_PPI);
bfin_t350mcqb_enable_ppi();
bfin_t350mcqb_start_timers();
}
spin_unlock(&fbi->lock);
return 0;
}
static int bfin_t350mcqb_fb_release(struct fb_info *info, int user)
{
struct bfin_t350mcqbfb_info *fbi = info->par;
spin_lock(&fbi->lock);
fbi->lq043_open_cnt--;
fbi->lq043_mmap = 0;
if (fbi->lq043_open_cnt <= 0) {
bfin_t350mcqb_disable_ppi();
SSYNC();
disable_dma(CH_PPI);
bfin_t350mcqb_stop_timers();
memset(fbi->fb_buffer, 0, info->fix.smem_len);
}
spin_unlock(&fbi->lock);
return 0;
}
static int bfin_t350mcqb_fb_check_var(struct fb_var_screeninfo *var,
struct fb_info *info)
{
if (var->bits_per_pixel != LCD_BPP) {
pr_debug("%s: depth not supported: %u BPP\n", __FUNCTION__,
var->bits_per_pixel);
return -EINVAL;
}
if (info->var.xres != var->xres || info->var.yres != var->yres ||
info->var.xres_virtual != var->xres_virtual ||
info->var.yres_virtual != var->yres_virtual) {
pr_debug("%s: Resolution not supported: X%u x Y%u \n",
__FUNCTION__, var->xres, var->yres);
return -EINVAL;
}
/*
* Memory limit
*/
if ((info->fix.line_length * var->yres_virtual) > info->fix.smem_len) {
pr_debug("%s: Memory Limit requested yres_virtual = %u\n",
__FUNCTION__, var->yres_virtual);
return -ENOMEM;
}
return 0;
}
static int bfin_t350mcqb_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
struct bfin_t350mcqbfb_info *fbi = info->par;
if (fbi->lq043_mmap)
return -1;
spin_lock(&fbi->lock);
fbi->lq043_mmap = 1;
spin_unlock(&fbi->lock);
vma->vm_start = (unsigned long)(fbi->fb_buffer + ACTIVE_VIDEO_MEM_OFFSET);
vma->vm_end = vma->vm_start + info->fix.smem_len;
/* For those who don't understand how mmap works, go read
* Documentation/nommu-mmap.txt.
* For those that do, you will know that the VM_MAYSHARE flag
* must be set in the vma->vm_flags structure on noMMU
* Other flags can be set, and are documented in
* include/linux/mm.h
*/
vma->vm_flags |= VM_MAYSHARE;
return 0;
}
int bfin_t350mcqb_fb_cursor(struct fb_info *info, struct fb_cursor *cursor)
{
if (nocursor)
return 0;
else
return -EINVAL; /* just to force soft_cursor() call */
}
static int bfin_t350mcqb_fb_setcolreg(u_int regno, u_int red, u_int green,
u_int blue, u_int transp,
struct fb_info *info)
{
if (regno >= BFIN_LCD_NBR_PALETTE_ENTRIES)
return -EINVAL;
if (info->var.grayscale) {
/* grayscale = 0.30*R + 0.59*G + 0.11*B */
red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8;
}
if (info->fix.visual == FB_VISUAL_TRUECOLOR) {
u32 value;
/* Place color in the pseudopalette */
if (regno > 16)
return -EINVAL;
red >>= (16 - info->var.red.length);
green >>= (16 - info->var.green.length);
blue >>= (16 - info->var.blue.length);
value = (red << info->var.red.offset) |
(green << info->var.green.offset) |
(blue << info->var.blue.offset);
value &= 0xFFFFFF;
((u32 *) (info->pseudo_palette))[regno] = value;
}
return 0;
}
static struct fb_ops bfin_t350mcqb_fb_ops = {
.owner = THIS_MODULE,
.fb_open = bfin_t350mcqb_fb_open,
.fb_release = bfin_t350mcqb_fb_release,
.fb_check_var = bfin_t350mcqb_fb_check_var,
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.fb_imageblit = cfb_imageblit,
.fb_mmap = bfin_t350mcqb_fb_mmap,
.fb_cursor = bfin_t350mcqb_fb_cursor,
.fb_setcolreg = bfin_t350mcqb_fb_setcolreg,
};
#ifndef NO_BL_SUPPORT
static int bl_get_brightness(struct backlight_device *bd)
{
return 0;
}
static struct backlight_ops bfin_lq043fb_bl_ops = {
.get_brightness = bl_get_brightness,
};
static struct backlight_device *bl_dev;
static int bfin_lcd_get_power(struct lcd_device *dev)
{
return 0;
}
static int bfin_lcd_set_power(struct lcd_device *dev, int power)
{
return 0;
}
static int bfin_lcd_get_contrast(struct lcd_device *dev)
{
return 0;
}
static int bfin_lcd_set_contrast(struct lcd_device *dev, int contrast)
{
return 0;
}
static int bfin_lcd_check_fb(struct fb_info *fi)
{
if (!fi || (fi == &bfin_t350mcqb_fb))
return 1;
return 0;
}
static struct lcd_ops bfin_lcd_ops = {
.get_power = bfin_lcd_get_power,
.set_power = bfin_lcd_set_power,
.get_contrast = bfin_lcd_get_contrast,
.set_contrast = bfin_lcd_set_contrast,
.check_fb = bfin_lcd_check_fb,
};
static struct lcd_device *lcd_dev;
#endif
static irqreturn_t bfin_t350mcqb_irq_error(int irq, void *dev_id)
{
/*struct bfin_t350mcqbfb_info *info = (struct bfin_t350mcqbfb_info *)dev_id;*/
u16 status = bfin_read_PPI_STATUS();
bfin_write_PPI_STATUS(0xFFFF);
if (status) {
bfin_t350mcqb_disable_ppi();
disable_dma(CH_PPI);
/* start dma */
enable_dma(CH_PPI);
bfin_t350mcqb_enable_ppi();
bfin_write_PPI_STATUS(0xFFFF);
}
return IRQ_HANDLED;
}
static int __init bfin_t350mcqb_probe(struct platform_device *pdev)
{
struct bfin_t350mcqbfb_info *info;
struct fb_info *fbinfo;
int ret;
printk(KERN_INFO DRIVER_NAME ": %dx%d %d-bit RGB FrameBuffer initializing...\n",
LCD_X_RES, LCD_Y_RES, LCD_BPP);
if (request_dma(CH_PPI, "CH_PPI") < 0) {
printk(KERN_ERR DRIVER_NAME
": couldn't request CH_PPI DMA\n");
ret = -EFAULT;
goto out1;
}
fbinfo =
framebuffer_alloc(sizeof(struct bfin_t350mcqbfb_info), &pdev->dev);
if (!fbinfo) {
ret = -ENOMEM;
goto out2;
}
info = fbinfo->par;
info->fb = fbinfo;
info->dev = &pdev->dev;
platform_set_drvdata(pdev, fbinfo);
strcpy(fbinfo->fix.id, driver_name);
fbinfo->fix.type = FB_TYPE_PACKED_PIXELS;
fbinfo->fix.type_aux = 0;
fbinfo->fix.xpanstep = 0;
fbinfo->fix.ypanstep = 0;
fbinfo->fix.ywrapstep = 0;
fbinfo->fix.accel = FB_ACCEL_NONE;
fbinfo->fix.visual = FB_VISUAL_TRUECOLOR;
fbinfo->var.nonstd = 0;
fbinfo->var.activate = FB_ACTIVATE_NOW;
fbinfo->var.height = -1;
fbinfo->var.width = -1;
fbinfo->var.accel_flags = 0;
fbinfo->var.vmode = FB_VMODE_NONINTERLACED;
fbinfo->var.xres = LCD_X_RES;
fbinfo->var.xres_virtual = LCD_X_RES;
fbinfo->var.yres = LCD_Y_RES;
fbinfo->var.yres_virtual = LCD_Y_RES;
fbinfo->var.bits_per_pixel = LCD_BPP;
fbinfo->var.red.offset = 0;
fbinfo->var.green.offset = 8;
fbinfo->var.blue.offset = 16;
fbinfo->var.transp.offset = 0;
fbinfo->var.red.length = 8;
fbinfo->var.green.length = 8;
fbinfo->var.blue.length = 8;
fbinfo->var.transp.length = 0;
fbinfo->fix.smem_len = LCD_X_RES * LCD_Y_RES * LCD_BPP / 8;
fbinfo->fix.line_length = fbinfo->var.xres_virtual *
fbinfo->var.bits_per_pixel / 8;
fbinfo->fbops = &bfin_t350mcqb_fb_ops;
fbinfo->flags = FBINFO_FLAG_DEFAULT;
info->fb_buffer =
dma_alloc_coherent(NULL, fbinfo->fix.smem_len, &info->dma_handle,
GFP_KERNEL);
if (NULL == info->fb_buffer) {
printk(KERN_ERR DRIVER_NAME
": couldn't allocate dma buffer.\n");
ret = -ENOMEM;
goto out3;
}
memset(info->fb_buffer, 0, fbinfo->fix.smem_len);
fbinfo->screen_base = (void *)info->fb_buffer + ACTIVE_VIDEO_MEM_OFFSET;
fbinfo->fix.smem_start = (int)info->fb_buffer + ACTIVE_VIDEO_MEM_OFFSET;
fbinfo->fbops = &bfin_t350mcqb_fb_ops;
fbinfo->pseudo_palette = kmalloc(sizeof(u32) * 16, GFP_KERNEL);
if (!fbinfo->pseudo_palette) {
printk(KERN_ERR DRIVER_NAME
"Fail to allocate pseudo_palette\n");
ret = -ENOMEM;
goto out4;
}
memset(fbinfo->pseudo_palette, 0, sizeof(u32) * 16);
if (fb_alloc_cmap(&fbinfo->cmap, BFIN_LCD_NBR_PALETTE_ENTRIES, 0)
< 0) {
printk(KERN_ERR DRIVER_NAME
"Fail to allocate colormap (%d entries)\n",
BFIN_LCD_NBR_PALETTE_ENTRIES);
ret = -EFAULT;
goto out5;
}
if (bfin_t350mcqb_request_ports(1)) {
printk(KERN_ERR DRIVER_NAME ": couldn't request gpio port.\n");
ret = -EFAULT;
goto out6;
}
info->irq = platform_get_irq(pdev, 0);
if (info->irq < 0) {
ret = -EINVAL;
goto out7;
}
if (request_irq(info->irq, (void *)bfin_t350mcqb_irq_error, IRQF_DISABLED,
"PPI ERROR", info) < 0) {
printk(KERN_ERR DRIVER_NAME
": unable to request PPI ERROR IRQ\n");
ret = -EFAULT;
goto out7;
}
if (register_framebuffer(fbinfo) < 0) {
printk(KERN_ERR DRIVER_NAME
": unable to register framebuffer.\n");
ret = -EINVAL;
goto out8;
}
#ifndef NO_BL_SUPPORT
bl_dev =
backlight_device_register("bf52x-bl", NULL, NULL,
&bfin_lq043fb_bl_ops);
bl_dev->props.max_brightness = 255;
lcd_dev = lcd_device_register(DRIVER_NAME, NULL, &bfin_lcd_ops);
lcd_dev->props.max_contrast = 255, printk(KERN_INFO "Done.\n");
#endif
return 0;
out8:
free_irq(info->irq, info);
out7:
bfin_t350mcqb_request_ports(0);
out6:
fb_dealloc_cmap(&fbinfo->cmap);
out5:
kfree(fbinfo->pseudo_palette);
out4:
dma_free_coherent(NULL, fbinfo->fix.smem_len, info->fb_buffer,
info->dma_handle);
out3:
framebuffer_release(fbinfo);
out2:
free_dma(CH_PPI);
out1:
platform_set_drvdata(pdev, NULL);
return ret;
}
static int bfin_t350mcqb_remove(struct platform_device *pdev)
{
struct fb_info *fbinfo = platform_get_drvdata(pdev);
struct bfin_t350mcqbfb_info *info = fbinfo->par;
free_dma(CH_PPI);
free_irq(info->irq, info);
if (info->fb_buffer != NULL)
dma_free_coherent(NULL, fbinfo->fix.smem_len, info->fb_buffer,
info->dma_handle);
kfree(fbinfo->pseudo_palette);
fb_dealloc_cmap(&fbinfo->cmap);
#ifndef NO_BL_SUPPORT
lcd_device_unregister(lcd_dev);
backlight_device_unregister(bl_dev);
#endif
unregister_framebuffer(fbinfo);
bfin_t350mcqb_request_ports(0);
printk(KERN_INFO DRIVER_NAME ": Unregister LCD driver.\n");
return 0;
}
#ifdef CONFIG_PM
static int bfin_t350mcqb_suspend(struct platform_device *pdev, pm_message_t state)
{
struct fb_info *fbinfo = platform_get_drvdata(pdev);
struct bfin_t350mcqbfb_info *info = fbinfo->par;
bfin_t350mcqb_disable_ppi();
disable_dma(CH_PPI);
bfin_write_PPI_STATUS(0xFFFF);
return 0;
}
static int bfin_t350mcqb_resume(struct platform_device *pdev)
{
struct fb_info *fbinfo = platform_get_drvdata(pdev);
struct bfin_t350mcqbfb_info *info = fbinfo->par;
enable_dma(CH_PPI);
bfin_t350mcqb_enable_ppi();
return 0;
}
#else
#define bfin_t350mcqb_suspend NULL
#define bfin_t350mcqb_resume NULL
#endif
static struct platform_driver bfin_t350mcqb_driver = {
.probe = bfin_t350mcqb_probe,
.remove = bfin_t350mcqb_remove,
.suspend = bfin_t350mcqb_suspend,
.resume = bfin_t350mcqb_resume,
.driver = {
.name = DRIVER_NAME,
.owner = THIS_MODULE,
},
};
static int __devinit bfin_t350mcqb_driver_init(void)
{
return platform_driver_register(&bfin_t350mcqb_driver);
}
static void __exit bfin_t350mcqb_driver_cleanup(void)
{
platform_driver_unregister(&bfin_t350mcqb_driver);
}
MODULE_DESCRIPTION("Blackfin TFT LCD Driver");
MODULE_LICENSE("GPL");
module_init(bfin_t350mcqb_driver_init);
module_exit(bfin_t350mcqb_driver_cleanup);
drivers/video/mbx/mbxfb.c
浏览文件 @ 5b4d4771
......@@ -889,7 +889,7 @@ static int __devinit mbxfb_probe(struct platform_device *dev)
struct mbxfb_info *mfbi;
struct mbxfb_platform_data *pdata;
dev_dbg(dev, "mbxfb_probe\n");
dev_dbg(&dev->dev, "mbxfb_probe\n");
pdata = dev->dev.platform_data;
if (!pdata) {
......
drivers/video/stifb.c
浏览文件 @ 5b4d4771
......@@ -505,16 +505,24 @@ ngleSetupAttrPlanes(struct stifb_info *fb, int BufferNumber)
static void
rattlerSetupPlanes(struct stifb_info *fb)
{
int saved_id, y;
/* Write RAMDAC pixel read mask register so all overlay
* planes are display-enabled. (CRX24 uses Bt462 pixel
* read mask register for overlay planes, not image planes).
*/
CRX24_SETUP_RAMDAC(fb);
/* replacement for: SETUP_FB(fb, CRX24_OVERLAY_PLANES); */
WRITE_WORD(0x83000300, fb, REG_14);
SETUP_HW(fb);
WRITE_BYTE(1, fb, REG_16b1);
/* change fb->id temporarily to fool SETUP_FB() */
saved_id = fb->id;
fb->id = CRX24_OVERLAY_PLANES;
SETUP_FB(fb);
fb->id = saved_id;
for (y = 0; y < fb->info.var.yres; ++y)
memset(fb->info.screen_base + y * fb->info.fix.line_length,
0xff, fb->info.var.xres * fb->info.var.bits_per_pixel/8);
fb_memset((void*)fb->info.fix.smem_start, 0xff,
fb->info.var.yres*fb->info.fix.line_length);
CRX24_SET_OVLY_MASK(fb);
SETUP_FB(fb);
}
......
drivers/video/tridentfb.c
浏览文件 @ 5b4d4771
......@@ -566,44 +566,32 @@ static inline void write3CE(int reg, unsigned char val)
static void enable_mmio(void)
{
unsigned char tmp;
/* Goto New Mode */
outb(0x0B, 0x3C4);
inb(0x3C5);
/* Unprotect registers */
outb(NewMode1, 0x3C4);
tmp = inb(0x3C5);
outb(0x80, 0x3C5);
/* Enable MMIO */
outb(PCIReg, 0x3D4);
outb(inb(0x3D5) | 0x01, 0x3D5);
t_outb(NewMode1, 0x3C4);
t_outb(tmp, 0x3C5);
}
static void disable_mmio(void)
{
unsigned char tmp;
/* Goto New Mode */
t_outb(0x0B, 0x3C4);
t_inb(0x3C5);
/* Unprotect registers */
t_outb(NewMode1, 0x3C4);
tmp = t_inb(0x3C5);
t_outb(0x80, 0x3C5);
/* Disable MMIO */
t_outb(PCIReg, 0x3D4);
t_outb(t_inb(0x3D5) & ~0x01, 0x3D5);
outb(NewMode1, 0x3C4);
outb(tmp, 0x3C5);
}
#define crtc_unlock() write3X4(CRTVSyncEnd, read3X4(CRTVSyncEnd) & 0x7F)
......@@ -757,7 +745,7 @@ static unsigned int __devinit get_memsize(void)
switch (tmp) {
case 0x01:
k = 512;
k = 512 * Kb;
break;
case 0x02:
k = 6 * Mb; /* XP */
......
drivers/watchdog/cpu5wdt.c
浏览文件 @ 5b4d4771
......@@ -59,9 +59,9 @@ static int ticks = 10000;
static struct {
struct completion stop;
volatile int running;
int running;
struct timer_list timer;
volatile int queue;
int queue;
int default_ticks;
unsigned long inuse;
} cpu5wdt_device;
......
drivers/watchdog/hpwdt.c
浏览文件 @ 5b4d4771
......@@ -58,41 +58,6 @@ struct bios32_service_dir {
u8 reserved[5];
};
/*
* smbios_entry_point - defines SMBIOS entry point structure
*
* anchor[4] - anchor string (_SM_)
* checksum - checksum of the entry point structure
* length - length of the entry point structure
* major_ver - major version (02h for revision 2.1)
* minor_ver - minor version (01h for revision 2.1)
* max_struct_size - size of the largest SMBIOS structure
* revision - entry point structure revision implemented
* formatted_area[5] - reserved
* intermediate_anchor[5] - intermediate anchor string (_DMI_)
* intermediate_checksum - intermediate checksum
* table_length - structure table length
* table_address - structure table address
* table_num_structs - number of SMBIOS structures present
* bcd_revision - BCD revision
*/
struct smbios_entry_point {
u8 anchor[4];
u8 checksum;
u8 length;
u8 major_ver;
u8 minor_ver;
u16 max_struct_size;
u8 revision;
u8 formatted_area[5];
u8 intermediate_anchor[5];
u8 intermediate_checksum;
u16 table_length;
u64 table_address;
u16 table_num_structs;
u8 bcd_revision;
};
/* type 212 */
struct smbios_cru64_info {
u8 type;
......@@ -175,31 +140,13 @@ static struct pci_device_id hpwdt_devices[] = {
};
MODULE_DEVICE_TABLE(pci, hpwdt_devices);
/*
* bios_checksum
*/
static int __devinit bios_checksum(const char __iomem *ptr, int len)
{
char sum = 0;
int i;
/*
* calculate checksum of size bytes. This should add up
* to zero if we have a valid header.
*/
for (i = 0; i < len; i++)
sum += ptr[i];
return ((sum == 0) && (len > 0));
}
#ifndef CONFIG_X86_64
/* --32 Bit Bios------------------------------------------------------------ */
#define HPWDT_ARCH 32
asmlinkage void asminline_call(struct cmn_registers *pi86Regs,
unsigned long *pRomEntry)
static void asminline_call(struct cmn_registers *pi86Regs,
unsigned long *pRomEntry)
{
asm("pushl %ebp \n\t"
"movl %esp, %ebp \n\t"
......@@ -302,6 +249,24 @@ static int __devinit cru_detect(unsigned long map_entry,
return retval;
}
/*
* bios_checksum
*/
static int __devinit bios_checksum(const char __iomem *ptr, int len)
{
char sum = 0;
int i;
/*
* calculate checksum of size bytes. This should add up
* to zero if we have a valid header.
*/
for (i = 0; i < len; i++)
sum += ptr[i];
return ((sum == 0) && (len > 0));
}
/*
* bios32_present
*
......@@ -368,8 +333,8 @@ static int __devinit detect_cru_service(void)
#define HPWDT_ARCH 64
asmlinkage void asminline_call(struct cmn_registers *pi86Regs,
unsigned long *pRomEntry)
static void asminline_call(struct cmn_registers *pi86Regs,
unsigned long *pRomEntry)
{
asm("pushq %rbp \n\t"
"movq %rsp, %rbp \n\t"
......@@ -410,12 +375,8 @@ asmlinkage void asminline_call(struct cmn_registers *pi86Regs,
* dmi_find_cru
*
* Routine Description:
* This function checks wether or not a SMBIOS/DMI record is
* This function checks whether or not a SMBIOS/DMI record is
* the 64bit CRU info or not
*
* Return Value:
* 0 : SUCCESS - if record found
* <0 : FAILURE - if record not found
*/
static void __devinit dmi_find_cru(const struct dmi_header *dm)
{
......@@ -434,138 +395,11 @@ static void __devinit dmi_find_cru(const struct dmi_header *dm)
}
}
/*
* dmi_table
*
* Routine Description:
* Decode the SMBIOS/DMI table and check if we have a 64bit CRU record
* or not.
*
* We have to be cautious here. We have seen BIOSes with DMI pointers
* pointing to completely the wrong place for example
*/
static void __devinit dmi_table(u8 *buf, int len, int num,
void (*decode)(const struct dmi_header *))
{
u8 *data = buf;
int i = 0;
/*
* Stop when we see all the items the table claimed to have
* OR we run off the end of the table (also happens)
*/
while ((i < num) && (data - buf + sizeof(struct dmi_header)) <= len) {
const struct dmi_header *dm = (const struct dmi_header *)data;
/*
* We want to know the total length (formated area and strings)
* before decoding to make sure we won't run off the table in
* dmi_decode or dmi_string
*/
data += dm->length;
while ((data - buf < len - 1) && (data[0] || data[1]))
data++;
if (data - buf < len - 1)
decode(dm);
data += 2;
i++;
}
}
/*
* smbios_present
*
* Routine Description:
* This function parses the SMBIOS entry point table to retrieve
* the 64 bit CRU Service.
*
* Return Value:
* 0 : SUCCESS
* <0 : FAILURE
*/
static int __devinit smbios_present(const char __iomem *p)
{
struct smbios_entry_point *eps =
(struct smbios_entry_point *) p;
int length;
u8 *buf;
/* check if we have indeed the SMBIOS table entry point */
if ((strncmp((char *)eps->anchor, "_SM_",
sizeof(eps->anchor))) == 0) {
length = eps->length;
/* SMBIOS v2.1 implementation might use 0x1e */
if ((length == 0x1e) &&
(eps->major_ver == 2) &&
(eps->minor_ver == 1))
length = 0x1f;
/*
* Now we will check:
* - SMBIOS checksum must be 0
* - intermediate anchor should be _DMI_
* - intermediate checksum should be 0
*/
if ((bios_checksum(p, length)) &&
(strncmp((char *)eps->intermediate_anchor, "_DMI_",
sizeof(eps->intermediate_anchor)) == 0) &&
(bios_checksum(p+0x10, 15))) {
buf = ioremap(eps->table_address, eps->table_length);
if (buf == NULL)
return -ENODEV;
/* Scan the DMI table for the 64 bit CRU service */
dmi_table(buf, eps->table_length,
eps->table_num_structs, dmi_find_cru);
iounmap(buf);
return 0;
}
}
return -ENODEV;
}
static int __devinit smbios_scan_machine(void)
{
char __iomem *p, *q;
int rc;
if (efi_enabled) {
if (efi.smbios == EFI_INVALID_TABLE_ADDR)
return -ENODEV;
p = ioremap(efi.smbios, 32);
if (p == NULL)
return -ENOMEM;
rc = smbios_present(p);
iounmap(p);
} else {
/*
* Search from 0x0f0000 through 0x0fffff, inclusive.
*/
p = ioremap(PCI_ROM_BASE1, ROM_SIZE);
if (p == NULL)
return -ENOMEM;
for (q = p; q < p + ROM_SIZE; q += 16) {
rc = smbios_present(q);
if (!rc) {
break;
}
}
iounmap(p);
}
}
static int __devinit detect_cru_service(void)
{
cru_rom_addr = NULL;
smbios_scan_machine(); /* will become dmi_walk(dmi_find_cru); */
dmi_walk(dmi_find_cru);
/* if cru_rom_addr has been set then we found a CRU service */
return ((cru_rom_addr != NULL)? 0: -ENODEV);
......
drivers/watchdog/it8712f_wdt.c
浏览文件 @ 5b4d4771
......@@ -7,7 +7,8 @@
*
* drivers/char/watchdog/scx200_wdt.c
* drivers/hwmon/it87.c
* IT8712F EC-LPC I/O Preliminary Specification 0.9.2.pdf
* IT8712F EC-LPC I/O Preliminary Specification 0.8.2
* IT8712F EC-LPC I/O Preliminary Specification 0.9.3
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
......@@ -40,6 +41,7 @@ MODULE_DESCRIPTION("IT8712F Watchdog Driver");
MODULE_LICENSE("GPL");
MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
static int max_units = 255;
static int margin = 60; /* in seconds */
module_param(margin, int, 0);
MODULE_PARM_DESC(margin, "Watchdog margin in seconds");
......@@ -51,6 +53,7 @@ MODULE_PARM_DESC(nowayout, "Disable watchdog shutdown on close");
static struct semaphore it8712f_wdt_sem;
static unsigned expect_close;
static spinlock_t io_lock;
static unsigned char revision;
/* Dog Food address - We use the game port address */
static unsigned short address;
......@@ -108,6 +111,15 @@ superio_inw(int reg)
return val;
}
static void
superio_outw(int val, int reg)
{
outb(reg++, REG);
outb((val >> 8) & 0xff, VAL);
outb(reg, REG);
outb(val & 0xff, VAL);
}
static inline void
superio_select(int ldn)
{
......@@ -143,15 +155,33 @@ static void
it8712f_wdt_update_margin(void)
{
int config = WDT_OUT_KRST | WDT_OUT_PWROK;
printk(KERN_INFO NAME ": timer margin %d seconds\n", margin);
/* The timeout register only has 8bits wide */
if (margin < 256)
config |= WDT_UNIT_SEC; /* else UNIT are MINUTES */
int units = margin;
/* Switch to minutes precision if the configured margin
* value does not fit within the register width.
*/
if (units <= max_units) {
config |= WDT_UNIT_SEC; /* else UNIT is MINUTES */
printk(KERN_INFO NAME ": timer margin %d seconds\n", units);
} else {
units /= 60;
printk(KERN_INFO NAME ": timer margin %d minutes\n", units);
}
superio_outb(config, WDT_CONFIG);
superio_outb((margin > 255) ? (margin / 60) : margin, WDT_TIMEOUT);
if (revision >= 0x08)
superio_outw(units, WDT_TIMEOUT);
else
superio_outb(units, WDT_TIMEOUT);
}
static int
it8712f_wdt_get_status(void)
{
if (superio_inb(WDT_CONTROL) & 0x01)
return WDIOF_CARDRESET;
else
return 0;
}
static void
......@@ -234,7 +264,7 @@ it8712f_wdt_ioctl(struct inode *inode, struct file *file,
.firmware_version = 1,
.options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING,
};
int new_margin;
int value;
switch (cmd) {
default:
......@@ -244,17 +274,27 @@ it8712f_wdt_ioctl(struct inode *inode, struct file *file,
return -EFAULT;
return 0;
case WDIOC_GETSTATUS:
superio_enter();
superio_select(LDN_GPIO);
value = it8712f_wdt_get_status();
superio_exit();
return put_user(value, p);
case WDIOC_GETBOOTSTATUS:
return put_user(0, p);
case WDIOC_KEEPALIVE:
it8712f_wdt_ping();
return 0;
case WDIOC_SETTIMEOUT:
if (get_user(new_margin, p))
if (get_user(value, p))
return -EFAULT;
if (new_margin < 1)
if (value < 1)
return -EINVAL;
if (value > (max_units * 60))
return -EINVAL;
margin = new_margin;
margin = value;
superio_enter();
superio_select(LDN_GPIO);
......@@ -262,6 +302,7 @@ it8712f_wdt_ioctl(struct inode *inode, struct file *file,
superio_exit();
it8712f_wdt_ping();
/* Fall through */
case WDIOC_GETTIMEOUT:
if (put_user(margin, p))
return -EFAULT;
......@@ -336,9 +377,18 @@ it8712f_wdt_find(unsigned short *address)
}
err = 0;
printk(KERN_DEBUG NAME ": Found IT%04xF chip revision %d - "
revision = superio_inb(DEVREV) & 0x0f;
/* Later revisions have 16-bit values per datasheet 0.9.1 */
if (revision >= 0x08)
max_units = 65535;
if (margin > (max_units * 60))
margin = (max_units * 60);
printk(KERN_INFO NAME ": Found IT%04xF chip revision %d - "
"using DogFood address 0x%x\n",
chip_type, superio_inb(DEVREV) & 0x0f, *address);
chip_type, revision, *address);
exit:
superio_exit();
......
drivers/watchdog/machzwd.c
浏览文件 @ 5b4d4771
......@@ -141,7 +141,7 @@ static unsigned long next_heartbeat = 0;
#ifndef ZF_DEBUG
# define dprintk(format, args...)
#else
# define dprintk(format, args...) printk(KERN_DEBUG PFX ":%s:%d: " format, __FUNCTION__, __LINE__ , ## args)
# define dprintk(format, args...) printk(KERN_DEBUG PFX ":%s:%d: " format, __func__, __LINE__ , ## args)
#endif
......
drivers/watchdog/mtx-1_wdt.c
浏览文件 @ 5b4d4771
......@@ -59,9 +59,9 @@ static int ticks = 100 * HZ;
static struct {
struct completion stop;
volatile int running;
int running;
struct timer_list timer;
volatile int queue;
int queue;
int default_ticks;
unsigned long inuse;
unsigned gpio;
......
drivers/watchdog/pcwd_usb.c
浏览文件 @ 5b4d4771
......@@ -179,11 +179,11 @@ static void usb_pcwd_intr_done(struct urb *urb)
case -ENOENT:
case -ESHUTDOWN:
/* this urb is terminated, clean up */
dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status);
dbg("%s - urb shutting down with status: %d", __func__, urb->status);
return;
/* -EPIPE: should clear the halt */
default: /* error */
dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status);
dbg("%s - nonzero urb status received: %d", __func__, urb->status);
goto resubmit;
}
......
drivers/watchdog/s3c2410_wdt.c
浏览文件 @ 5b4d4771
此差异已折叠。
drivers/watchdog/shwdt.c
浏览文件 @ 5b4d4771
......@@ -298,7 +298,7 @@ static int sh_wdt_mmap(struct file *file, struct vm_area_struct *vma)
if (io_remap_pfn_range(vma, vma->vm_start, addr >> PAGE_SHIFT,
PAGE_SIZE, vma->vm_page_prot)) {
printk(KERN_ERR PFX "%s: io_remap_pfn_range failed\n",
__FUNCTION__);
__func__);
return -EAGAIN;
}
......
fs/ocfs2/cluster/tcp.c
浏览文件 @ 5b4d4771
此差异已折叠。
fs/ocfs2/dlm/dlmcommon.h
浏览文件 @ 5b4d4771
此差异已折叠。
fs/ocfs2/dlm/dlmconvert.c
浏览文件 @ 5b4d4771
......@@ -487,7 +487,7 @@ int dlm_convert_lock_handler(struct o2net_msg *msg, u32 len, void *data,
"cookie=%u:%llu\n",
dlm_get_lock_cookie_node(be64_to_cpu(cnv->cookie)),
dlm_get_lock_cookie_seq(be64_to_cpu(cnv->cookie)));
__dlm_print_one_lock_resource(res);
dlm_print_one_lock_resource(res);
goto leave;
}
......
fs/ocfs2/dlm/dlmdomain.c
浏览文件 @ 5b4d4771
此差异已折叠。
fs/ocfs2/dlm/dlmmaster.c
浏览文件 @ 5b4d4771
此差异已折叠。
fs/ocfs2/dlm/dlmrecovery.c
浏览文件 @ 5b4d4771
此差异已折叠。
fs/ocfs2/dlm/dlmthread.c
浏览文件 @ 5b4d4771
此差异已折叠。
fs/ocfs2/dlmglue.c
浏览文件 @ 5b4d4771
......@@ -2409,7 +2409,7 @@ static int ocfs2_dlm_seq_show(struct seq_file *m, void *v)
return 0;
}
static struct seq_operations ocfs2_dlm_seq_ops = {
static const struct seq_operations ocfs2_dlm_seq_ops = {
.start = ocfs2_dlm_seq_start,
.stop = ocfs2_dlm_seq_stop,
.next = ocfs2_dlm_seq_next,
......
fs/ocfs2/resize.c
浏览文件 @ 5b4d4771
此差异已折叠。
include/asm-x86/pgtable_32.h
浏览文件 @ 5b4d4771
此差异已折叠。
include/crypto/internal/skcipher.h
浏览文件 @ 5b4d4771
此差异已折叠。
include/linux/firmware.h
浏览文件 @ 5b4d4771
此差异已折叠。
include/linux/memstick.h
浏览文件 @ 5b4d4771
此差异已折叠。
include/linux/pci.h
浏览文件 @ 5b4d4771
此差异已折叠。
include/linux/pci_ids.h
浏览文件 @ 5b4d4771
此差异已折叠。
include/linux/tifm.h
浏览文件 @ 5b4d4771
此差异已折叠。
include/linux/time.h
浏览文件 @ 5b4d4771
此差异已折叠。
include/linux/timex.h
浏览文件 @ 5b4d4771
此差异已折叠。
include/linux/usb/Kbuild
浏览文件 @ 5b4d4771
此差异已折叠。
include/linux/usb/gadget.h
浏览文件 @ 5b4d4771
此差异已折叠。
init/Kconfig
浏览文件 @ 5b4d4771
此差异已折叠。
ipc/shm.c
浏览文件 @ 5b4d4771
此差异已折叠。
kernel/Kconfig.preempt
浏览文件 @ 5b4d4771
此差异已折叠。
kernel/exit.c
浏览文件 @ 5b4d4771
此差异已折叠。
kernel/module.c
浏览文件 @ 5b4d4771
此差异已折叠。
kernel/sched.c
浏览文件 @ 5b4d4771
此差异已折叠。
kernel/time/ntp.c
浏览文件 @ 5b4d4771
此差异已折叠。
kernel/time/tick-sched.c
浏览文件 @ 5b4d4771
此差异已折叠。
kernel/time/timekeeping.c
浏览文件 @ 5b4d4771
此差异已折叠。
mm/filemap.c
浏览文件 @ 5b4d4771
此差异已折叠。
mm/hugetlb.c
浏览文件 @ 5b4d4771
此差异已折叠。
mm/mempolicy.c
浏览文件 @ 5b4d4771
此差异已折叠。
sound/usb/usbaudio.c
浏览文件 @ 5b4d4771
此差异已折叠。
Markdown is supported
0% 或 .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑！
想要评论请 注册 或