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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-04-19 14:23:28 +0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-04-19 14:23:28 +0200
commitd5aeee8cb28317ef608ecac421abc4d986d585d2 (patch)
tree70ec8ed8891f26e5c58152ffca9924ea1c58fe3a /drivers/block/floppy.c
parent[media] zoran: fix integer overflow in setup_window() (diff)
parentLinux 3.4-rc3 (diff)
downloadlinux-d5aeee8cb28317ef608ecac421abc4d986d585d2.tar.xz
linux-d5aeee8cb28317ef608ecac421abc4d986d585d2.zip
Merge tag 'v3.4-rc3' into staging/for_v3.5
* tag 'v3.4-rc3': (3755 commits) Linux 3.4-rc3 x86-32: fix up strncpy_from_user() sign error ARM: 7386/1: jump_label: fixup for rename to static_key ARM: 7384/1: ThumbEE: Disable userspace TEEHBR access for !CONFIG_ARM_THUMBEE ARM: 7382/1: mm: truncate memory banks to fit in 4GB space for classic MMU ARM: 7359/2: smp_twd: Only wait for reprogramming on active cpus PCI: Fix regression in pci_restore_state(), v3 SCSI: Fix error handling when no ULD is attached ARM: OMAP: clock: cleanup CPUfreq leftovers, fix build errors ARM: dts: remove blank interrupt-parent properties ARM: EXYNOS: Fix Kconfig dependencies for device tree enabled machine files do not export kernel's NULL #define to userspace ARM: EXYNOS: Remove broken config values for touchscren for NURI board ARM: EXYNOS: set fix xusbxti clock for NURI and Universal210 boards ARM: EXYNOS: fix regulator name for NURI board ARM: SAMSUNG: make SAMSUNG_PM_DEBUG select DEBUG_LL cpufreq: OMAP: fix build errors: depends on ARCH_OMAP2PLUS sparc64: Eliminate obsolete __handle_softirq() function sparc64: Fix bootup crash on sun4v. ARM: msm: Fix section mismatches in proc_comm.c ...
Diffstat (limited to 'drivers/block/floppy.c')
-rw-r--r--drivers/block/floppy.c37
1 files changed, 0 insertions, 37 deletions
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 744f078f4dd8..b0b00d70c166 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -202,7 +202,6 @@ static int slow_floppy;
#include <asm/dma.h>
#include <asm/irq.h>
-#include <asm/system.h>
static int FLOPPY_IRQ = 6;
static int FLOPPY_DMA = 2;
@@ -1031,37 +1030,6 @@ static int fd_wait_for_completion(unsigned long delay, timeout_fn function)
return 0;
}
-static DEFINE_SPINLOCK(floppy_hlt_lock);
-static int hlt_disabled;
-static void floppy_disable_hlt(void)
-{
- unsigned long flags;
-
- WARN_ONCE(1, "floppy_disable_hlt() scheduled for removal in 2012");
- spin_lock_irqsave(&floppy_hlt_lock, flags);
- if (!hlt_disabled) {
- hlt_disabled = 1;
-#ifdef HAVE_DISABLE_HLT
- disable_hlt();
-#endif
- }
- spin_unlock_irqrestore(&floppy_hlt_lock, flags);
-}
-
-static void floppy_enable_hlt(void)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&floppy_hlt_lock, flags);
- if (hlt_disabled) {
- hlt_disabled = 0;
-#ifdef HAVE_DISABLE_HLT
- enable_hlt();
-#endif
- }
- spin_unlock_irqrestore(&floppy_hlt_lock, flags);
-}
-
static void setup_DMA(void)
{
unsigned long f;
@@ -1106,7 +1074,6 @@ static void setup_DMA(void)
fd_enable_dma();
release_dma_lock(f);
#endif
- floppy_disable_hlt();
}
static void show_floppy(void);
@@ -1708,7 +1675,6 @@ irqreturn_t floppy_interrupt(int irq, void *dev_id)
fd_disable_dma();
release_dma_lock(f);
- floppy_enable_hlt();
do_floppy = NULL;
if (fdc >= N_FDC || FDCS->address == -1) {
/* we don't even know which FDC is the culprit */
@@ -1857,8 +1823,6 @@ static void floppy_shutdown(unsigned long data)
show_floppy();
cancel_activity();
- floppy_enable_hlt();
-
flags = claim_dma_lock();
fd_disable_dma();
release_dma_lock(flags);
@@ -4509,7 +4473,6 @@ static void floppy_release_irq_and_dma(void)
#if N_FDC > 1
set_dor(1, ~8, 0);
#endif
- floppy_enable_hlt();
if (floppy_track_buffer && max_buffer_sectors) {
tmpsize = max_buffer_sectors * 1024;