diff options
81 files changed, 645 insertions, 375 deletions
diff --git a/MAINTAINERS b/MAINTAINERS index 534f4d0..5e1169d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2677,6 +2677,8 @@ M: Guenter Roeck <guenter.roeck@ericsson.com> L: lm-sensors@lm-sensors.org W: http://www.lm-sensors.org/ T: quilt kernel.org/pub/linux/kernel/people/jdelvare/linux-2.6/jdelvare-hwmon/ +T: quilt kernel.org/pub/linux/kernel/people/groeck/linux-staging/ +T: git git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git S: Maintained F: Documentation/hwmon/ F: drivers/hwmon/ diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S index ab1ee0a..d1273c1 100644 --- a/arch/alpha/kernel/entry.S +++ b/arch/alpha/kernel/entry.S @@ -73,8 +73,6 @@ ldq $20, HAE_REG($19); \ stq $21, HAE_CACHE($19); \ stq $21, 0($20); \ - ldq $0, 0($sp); \ - ldq $1, 8($sp); \ 99:; \ ldq $19, 72($sp); \ ldq $20, 80($sp); \ @@ -316,7 +314,7 @@ ret_from_sys_call: cmovne $26, 0, $19 /* $19 = 0 => non-restartable */ ldq $0, SP_OFF($sp) and $0, 8, $0 - beq $0, restore_all + beq $0, ret_to_kernel ret_to_user: /* Make sure need_resched and sigpending don't change between sampling and the rti. */ @@ -329,6 +327,11 @@ restore_all: RESTORE_ALL call_pal PAL_rti +ret_to_kernel: + lda $16, 7 + call_pal PAL_swpipl + br restore_all + .align 3 $syscall_error: /* @@ -657,7 +660,7 @@ kernel_thread: /* We don't actually care for a3 success widgetry in the kernel. Not for positive errno values. */ stq $0, 0($sp) /* $0 */ - br restore_all + br ret_to_kernel .end kernel_thread /* diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c index 842dba3..3ec3506 100644 --- a/arch/alpha/kernel/process.c +++ b/arch/alpha/kernel/process.c @@ -356,7 +356,7 @@ dump_elf_thread(elf_greg_t *dest, struct pt_regs *pt, struct thread_info *ti) dest[27] = pt->r27; dest[28] = pt->r28; dest[29] = pt->gp; - dest[30] = rdusp(); + dest[30] = ti == current_thread_info() ? rdusp() : ti->pcb.usp; dest[31] = pt->pc; /* Once upon a time this was the PS value. Which is stupid diff --git a/arch/m32r/include/asm/signal.h b/arch/m32r/include/asm/signal.h index 9c1acb2..b2eeb0d 100644 --- a/arch/m32r/include/asm/signal.h +++ b/arch/m32r/include/asm/signal.h @@ -157,7 +157,6 @@ typedef struct sigaltstack { #undef __HAVE_ARCH_SIG_BITOPS struct pt_regs; -extern int do_signal(struct pt_regs *regs, sigset_t *oldset); #define ptrace_signal_deliver(regs, cookie) do { } while (0) diff --git a/arch/m32r/include/asm/unistd.h b/arch/m32r/include/asm/unistd.h index 7612577..c705456 100644 --- a/arch/m32r/include/asm/unistd.h +++ b/arch/m32r/include/asm/unistd.h @@ -351,6 +351,7 @@ #define __ARCH_WANT_SYS_OLD_GETRLIMIT /*will be unused*/ #define __ARCH_WANT_SYS_OLDUMOUNT #define __ARCH_WANT_SYS_RT_SIGACTION +#define __ARCH_WANT_SYS_RT_SIGSUSPEND #define __IGNORE_lchown #define __IGNORE_setuid diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S index 4038698..225412b 100644 --- a/arch/m32r/kernel/entry.S +++ b/arch/m32r/kernel/entry.S @@ -235,10 +235,9 @@ work_resched: work_notifysig: ; deal with pending signals and ; notify-resume requests mv r0, sp ; arg1 : struct pt_regs *regs - ldi r1, #0 ; arg2 : sigset_t *oldset - mv r2, r9 ; arg3 : __u32 thread_info_flags + mv r1, r9 ; arg2 : __u32 thread_info_flags bl do_notify_resume - bra restore_all + bra resume_userspace ; perform syscall exit tracing ALIGN diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c index e555091..0021ade 100644 --- a/arch/m32r/kernel/ptrace.c +++ b/arch/m32r/kernel/ptrace.c @@ -592,16 +592,17 @@ void user_enable_single_step(struct task_struct *child) if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0) != sizeof(insn)) - break; + return -EIO; compute_next_pc(insn, pc, &next_pc, child); if (next_pc & 0x80000000) - break; + return -EIO; if (embed_debug_trap(child, next_pc)) - break; + return -EIO; invalidate_cache(); + return 0; } void user_disable_single_step(struct task_struct *child) diff --git a/arch/m32r/kernel/signal.c b/arch/m32r/kernel/signal.c index 144b0f12..7bbe386 100644 --- a/arch/m32r/kernel/signal.c +++ b/arch/m32r/kernel/signal.c @@ -28,37 +28,6 @@ #define DEBUG_SIG 0 -#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) - -int do_signal(struct pt_regs *, sigset_t *); - -asmlinkage int -sys_rt_sigsuspend(sigset_t __user *unewset, size_t sigsetsize, - unsigned long r2, unsigned long r3, unsigned long r4, - unsigned long r5, unsigned long r6, struct pt_regs *regs) -{ - sigset_t newset; - - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; - - if (copy_from_user(&newset, unewset, sizeof(newset))) - return -EFAULT; - sigdelsetmask(&newset, sigmask(SIGKILL)|sigmask(SIGSTOP)); - - spin_lock_irq(¤t->sighand->siglock); - current->saved_sigmask = current->blocked; - current->blocked = newset; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - - current->state = TASK_INTERRUPTIBLE; - schedule(); - set_thread_flag(TIF_RESTORE_SIGMASK); - return -ERESTARTNOHAND; -} - asmlinkage int sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, unsigned long r2, unsigned long r3, unsigned long r4, @@ -218,7 +187,7 @@ get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size) return (void __user *)((sp - frame_size) & -8ul); } -static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, +static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs) { struct rt_sigframe __user *frame; @@ -275,22 +244,34 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, current->comm, current->pid, frame, regs->pc); #endif - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; +} + +static int prev_insn(struct pt_regs *regs) +{ + u16 inst; + if (get_user(&inst, (u16 __user *)(regs->bpc - 2))) + return -EFAULT; + if ((inst & 0xfff0) == 0x10f0) /* trap ? */ + regs->bpc -= 2; + else + regs->bpc -= 4; + regs->syscall_nr = -1; + return 0; } /* * OK, we're invoking a handler */ -static void +static int handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, struct pt_regs *regs) { - unsigned short inst; - /* Are we from a system call? */ if (regs->syscall_nr >= 0) { /* If so, check system call restarting.. */ @@ -308,16 +289,14 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, /* fallthrough */ case -ERESTARTNOINTR: regs->r0 = regs->orig_r0; - inst = *(unsigned short *)(regs->bpc - 2); - if ((inst & 0xfff0) == 0x10f0) /* trap ? */ - regs->bpc -= 2; - else - regs->bpc -= 4; + if (prev_insn(regs) < 0) + return -EFAULT; } } /* Set up the stack frame */ - setup_rt_frame(sig, ka, info, oldset, regs); + if (setup_rt_frame(sig, ka, info, oldset, regs)) + return -EFAULT; spin_lock_irq(¤t->sighand->siglock); sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); @@ -325,6 +304,7 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, sigaddset(¤t->blocked,sig); recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); + return 0; } /* @@ -332,12 +312,12 @@ handle_signal(unsigned long sig, struct k_sigaction *ka, siginfo_t *info, * want to handle. Thus you cannot kill init even with a SIGKILL even by * mistake. */ -int do_signal(struct pt_regs *regs, sigset_t *oldset) +static void do_signal(struct pt_regs *regs) { siginfo_t info; int signr; struct k_sigaction ka; - unsigned short inst; + sigset_t *oldset; /* * We want the common case to go fast, which @@ -346,12 +326,14 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset) * if so. */ if (!user_mode(regs)) - return 1; + return; if (try_to_freeze()) goto no_signal; - if (!oldset) + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + oldset = ¤t->saved_sigmask; + else oldset = ¤t->blocked; signr = get_signal_to_deliver(&info, &ka, regs, NULL); @@ -363,8 +345,10 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset) */ /* Whee! Actually deliver the signal. */ - handle_signal(signr, &ka, &info, oldset, regs); - return 1; + if (handle_signal(signr, &ka, &info, oldset, regs) == 0) + clear_thread_flag(TIF_RESTORE_SIGMASK); + + return; } no_signal: @@ -375,31 +359,24 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset) regs->r0 == -ERESTARTSYS || regs->r0 == -ERESTARTNOINTR) { regs->r0 = regs->orig_r0; - inst = *(unsigned short *)(regs->bpc - 2); - if ((inst & 0xfff0) == 0x10f0) /* trap ? */ - regs->bpc -= 2; - else - regs->bpc -= 4; - } - if (regs->r0 == -ERESTART_RESTARTBLOCK){ + prev_insn(regs); + } else if (regs->r0 == -ERESTART_RESTARTBLOCK){ regs->r0 = regs->orig_r0; regs->r7 = __NR_restart_syscall; - inst = *(unsigned short *)(regs->bpc - 2); - if ((inst & 0xfff0) == 0x10f0) /* trap ? */ - regs->bpc -= 2; - else - regs->bpc -= 4; + prev_insn(regs); } } - return 0; + if (test_thread_flag(TIF_RESTORE_SIGMASK)) { + clear_thread_flag(TIF_RESTORE_SIGMASK); + sigprocmask(SIG_SETMASK, ¤t->saved_sigmask, NULL); + } } /* * notification of userspace execution resumption * - triggered by current->work.notify_resume */ -void do_notify_resume(struct pt_regs *regs, sigset_t *oldset, - __u32 thread_info_flags) +void do_notify_resume(struct pt_regs *regs, __u32 thread_info_flags) { /* Pending single-step? */ if (thread_info_flags & _TIF_SINGLESTEP) @@ -407,7 +384,7 @@ void do_notify_resume(struct pt_regs *regs, sigset_t *oldset, /* deal with pending signal delivery */ if (thread_info_flags & _TIF_SIGPENDING) - do_signal(regs,oldset); + do_signal(regs); if (thread_info_flags & _TIF_NOTIFY_RESUME) { clear_thread_flag(TIF_NOTIFY_RESUME); diff --git a/arch/tile/kernel/intvec_32.S b/arch/tile/kernel/intvec_32.S index 84f296c..8f58bdf 100644 --- a/arch/tile/kernel/intvec_32.S +++ b/arch/tile/kernel/intvec_32.S @@ -1506,13 +1506,6 @@ handle_ill: } STD_ENDPROC(handle_ill) - .pushsection .rodata, "a" - .align 8 -bpt_code: - bpt - ENDPROC(bpt_code) - .popsection - /* Various stub interrupt handlers and syscall handlers */ STD_ENTRY_LOCAL(_kernel_double_fault) diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h index c6fbb7b..3f76523 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h @@ -168,6 +168,7 @@ #define X86_FEATURE_XSAVEOPT (7*32+ 4) /* Optimized Xsave */ #define X86_FEATURE_PLN (7*32+ 5) /* Intel Power Limit Notification */ #define X86_FEATURE_PTS (7*32+ 6) /* Intel Package Thermal Status */ +#define X86_FEATURE_DTS (7*32+ 7) /* Digital Thermal Sensor */ /* Virtualization flags: Linux defined, word 8 */ #define X86_FEATURE_TPR_SHADOW (8*32+ 0) /* Intel TPR Shadow */ diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c index 34b4dad..d490795 100644 --- a/arch/x86/kernel/cpu/scattered.c +++ b/arch/x86/kernel/cpu/scattered.c @@ -31,6 +31,7 @@ void __cpuinit init_scattered_cpuid_features(struct cpuinfo_x86 *c) const struct cpuid_bit *cb; static const struct cpuid_bit __cpuinitconst cpuid_bits[] = { + { X86_FEATURE_DTS, CR_EAX, 0, 0x00000006, 0 }, { X86_FEATURE_IDA, CR_EAX, 1, 0x00000006, 0 }, { X86_FEATURE_ARAT, CR_EAX, 2, 0x00000006, 0 }, { X86_FEATURE_PLN, CR_EAX, 4, 0x00000006, 0 }, diff --git a/block/blk-merge.c b/block/blk-merge.c index 3b0cd42..eafc94f 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -362,6 +362,18 @@ static int attempt_merge(struct request_queue *q, struct request *req, return 0; /* + * Don't merge file system requests and discard requests + */ + if ((req->cmd_flags & REQ_DISCARD) != (next->cmd_flags & REQ_DISCARD)) + return 0; + + /* + * Don't merge discard requests and secure discard requests + */ + if ((req->cmd_flags & REQ_SECURE) != (next->cmd_flags & REQ_SECURE)) + return 0; + + /* * not contiguous */ if (blk_rq_pos(req) + blk_rq_sectors(req) != blk_rq_pos(next)) diff --git a/drivers/gpu/drm/drm_buffer.c b/drivers/gpu/drm/drm_buffer.c index 55d03ed..529a0db 100644 --- a/drivers/gpu/drm/drm_buffer.c +++ b/drivers/gpu/drm/drm_buffer.c @@ -98,8 +98,8 @@ EXPORT_SYMBOL(drm_buffer_alloc); * user_data: A pointer the data that is copied to the buffer. * size: The Number of bytes to copy. */ -extern int drm_buffer_copy_from_user(struct drm_buffer *buf, - void __user *user_data, int size) +int drm_buffer_copy_from_user(struct drm_buffer *buf, + void __user *user_data, int size) { int nr_pages = size / PAGE_SIZE + 1; int idx; @@ -163,7 +163,7 @@ void *drm_buffer_read_object(struct drm_buffer *buf, { int idx = drm_buffer_index(buf); int page = drm_buffer_page(buf); - void *obj = 0; + void *obj = NULL; if (idx + objsize <= PAGE_SIZE) { obj = &buf->data[page][idx]; diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 3ea0692..ea1c4b0 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -142,7 +142,7 @@ int drm_gem_object_init(struct drm_device *dev, return -ENOMEM; kref_init(&obj->refcount); - kref_init(&obj->handlecount); + atomic_set(&obj->handle_count, 0); obj->size = size; return 0; @@ -448,26 +448,6 @@ drm_gem_object_free(struct kref *kref) } EXPORT_SYMBOL(drm_gem_object_free); -/** - * Called after the last reference to the object has been lost. - * Must be called without holding struct_mutex - * - * Frees the object - */ -void -drm_gem_object_free_unlocked(struct kref *kref) -{ - struct drm_gem_object *obj = (struct drm_gem_object *) kref; - struct drm_device *dev = obj->dev; - - if (dev->driver->gem_free_object != NULL) { - mutex_lock(&dev->struct_mutex); - dev->driver->gem_free_object(obj); - mutex_unlock(&dev->struct_mutex); - } -} -EXPORT_SYMBOL(drm_gem_object_free_unlocked); - static void drm_gem_object_ref_bug(struct kref *list_kref) { BUG(); @@ -480,12 +460,8 @@ static void drm_gem_object_ref_bug(struct kref *list_kref) * called before drm_gem_object_free or we'll be touching * freed memory */ -void -drm_gem_object_handle_free(struct kref *kref) +void drm_gem_object_handle_free(struct drm_gem_object *obj) { - struct drm_gem_object *obj = container_of(kref, - struct drm_gem_object, - handlecount); struct drm_device *dev = obj->dev; /* Remove any name for this object */ @@ -512,6 +488,10 @@ void drm_gem_vm_open(struct vm_area_struct *vma) struct drm_gem_object *obj = vma->vm_private_data; drm_gem_object_reference(obj); + + mutex_lock(&obj->dev->struct_mutex); + drm_vm_open_locked(vma); + mutex_unlock(&obj->dev->struct_mutex); } EXPORT_SYMBOL(drm_gem_vm_open); @@ -519,7 +499,10 @@ void drm_gem_vm_close(struct vm_area_struct *vma) { struct drm_gem_object *obj = vma->vm_private_data; - drm_gem_object_unreference_unlocked(obj); + mutex_lock(&obj->dev->struct_mutex); + drm_vm_close_locked(vma); + drm_gem_object_unreference(obj); + mutex_unlock(&obj->dev->struct_mutex); } EXPORT_SYMBOL(drm_gem_vm_close); diff --git a/drivers/gpu/drm/drm_info.c b/drivers/gpu/drm/drm_info.c index 5aff08e..3cdbaf3 100644 --- a/drivers/gpu/drm/drm_info.c +++ b/drivers/gpu/drm/drm_info.c @@ -255,7 +255,7 @@ int drm_gem_one_name_info(int id, void *ptr, void *data) seq_printf(m, "%6d %8zd %7d %8d\n", obj->name, obj->size, - atomic_read(&obj->handlecount.refcount), + atomic_read(&obj->handle_count), atomic_read(&obj->refcount.refcount)); return 0; } diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c index ee879d6..2c3fcbd 100644 --- a/drivers/gpu/drm/drm_vm.c +++ b/drivers/gpu/drm/drm_vm.c @@ -433,15 +433,7 @@ static void drm_vm_open(struct vm_area_struct *vma) mutex_unlock(&dev->struct_mutex); } -/** - * \c close method for all virtual memory types. - * - * \param vma virtual memory area. - * - * Search the \p vma private data entry in drm_device::vmalist, unlink it, and - * free it. - */ -static void drm_vm_close(struct vm_area_struct *vma) +void drm_vm_close_locked(struct vm_area_struct *vma) { struct drm_file *priv = vma->vm_file->private_data; struct drm_device *dev = priv->minor->dev; @@ -451,7 +443,6 @@ static void drm_vm_close(struct vm_area_struct *vma) vma->vm_start, vma->vm_end - vma->vm_start); atomic_dec(&dev->vma_count); - mutex_lock(&dev->struct_mutex); list_for_each_entry_safe(pt, temp, &dev->vmalist, head) { if (pt->vma == vma) { list_del(&pt->head); @@ -459,6 +450,23 @@ static void drm_vm_close(struct vm_area_struct *vma) break; } } +} + +/** + * \c close method for all virtual memory types. + * + * \param vma virtual memory area. + * + * Search the \p vma private data entry in drm_device::vmalist, unlink it, and + * free it. + */ +static void drm_vm_close(struct vm_area_struct *vma) +{ + struct drm_file *priv = vma->vm_file->private_data; + struct drm_device *dev = priv->minor->dev; + + mutex_lock(&dev->struct_mutex); + drm_vm_close_locked(vma); mutex_unlock(&dev->struct_mutex); } diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c index 61b4caf..fb07e73 100644 --- a/drivers/gpu/drm/i810/i810_dma.c +++ b/drivers/gpu/drm/i810/i810_dma.c @@ -116,7 +116,7 @@ static int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma) static const struct file_operations i810_buffer_fops = { .open = drm_open, .release = drm_release, - .unlocked_ioctl = drm_ioctl, + .unlocked_ioctl = i810_ioctl, .mmap = i810_mmap_buffers, .fasync = drm_fasync, }; diff --git a/drivers/gpu/drm/i830/i830_dma.c b/drivers/gpu/drm/i830/i830_dma.c index 671aa18..cc92c7e 100644 --- a/drivers/gpu/drm/i830/i830_dma.c +++ b/drivers/gpu/drm/i830/i830_dma.c @@ -118,7 +118,7 @@ static int i830_mmap_buffers(struct file *filp, struct vm_area_struct *vma) static const struct file_operations i830_buffer_fops = { .open = drm_open, .release = drm_release, - .unlocked_ioctl = drm_ioctl, + .unlocked_ioctl = i830_ioctl, .mmap = i830_mmap_buffers, .fasync = drm_fasync, }; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 29e97c0..100a7537 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -244,14 +244,12 @@ i915_gem_create_ioctl(struct drm_device *dev, void *data, return -ENOMEM; ret = drm_gem_handle_create(file_priv, obj, &handle); + /* drop reference from allocate - handle holds it now */ + drm_gem_object_unreference_unlocked(obj); if (ret) { - drm_gem_object_unreference_unlocked(obj); return ret; } - /* Sink the floating reference from kref_init(handlecount) */ - drm_gem_object_handle_unreference_unlocked(obj); - args->handle = handle; return 0; } diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c index 7dc50ac..b937ccf 100644 --- a/drivers/gpu/drm/i915/intel_fb.c +++ b/drivers/gpu/drm/i915/intel_fb.c @@ -224,8 +224,10 @@ static void intel_fbdev_destroy(struct drm_device *dev, drm_fb_helper_fini(&ifbdev->helper); drm_framebuffer_cleanup(&ifb->base); - if (ifb->obj) + if (ifb->obj) { + drm_gem_object_handle_unreference_unlocked(ifb->obj); drm_gem_object_unreference_unlocked(ifb->obj); + } } int intel_fbdev_init(struct drm_device *dev) diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index 87186a4..fc73703 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -558,8 +558,10 @@ nouveau_connector_get_modes(struct drm_connector *connector) if (nv_encoder->dcb->type == OUTPUT_LVDS && (nv_encoder->dcb->lvdsconf.use_straps_for_mode || dev_priv->vbios.fp_no_ddc) && nouveau_bios_fp_mode(dev, NULL)) { - nv_connector->native_mode = drm_mode_create(dev); - nouveau_bios_fp_mode(dev, nv_connector->native_mode); + struct drm_display_mode mode; + + nouveau_bios_fp_mode(dev, &mode); + nv_connector->native_mode = drm_mode_duplicate(dev, &mode); } /* Find the native mode if this is a digital panel, if we didn't diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c index dbd30b2..d204771 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c +++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c @@ -352,6 +352,7 @@ nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev) if (nouveau_fb->nvbo) { nouveau_bo_unmap(nouveau_fb->nvbo); + drm_gem_object_handle_unreference_unlocked(nouveau_fb->nvbo->gem); drm_gem_object_unreference_unlocked(nouveau_fb->nvbo->gem); nouveau_fb->nvbo = NULL; } diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index ead7b8f..19620a6 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -167,11 +167,9 @@ nouveau_gem_ioctl_new(struct drm_device *dev, void *data, goto out; ret = drm_gem_handle_create(file_priv, nvbo->gem, &req->info.handle); + /* drop reference from allocate - handle holds it now */ + drm_gem_object_unreference_unlocked(nvbo->gem); out: - drm_gem_object_handle_unreference_unlocked(nvbo->gem); - - if (ret) - drm_gem_object_unreference_unlocked(nvbo->gem); return ret; } diff --git a/drivers/gpu/drm/nouveau/nouveau_notifier.c b/drivers/gpu/drm/nouveau/nouveau_notifier.c index 3ec181f..3c9964a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_notifier.c +++ b/drivers/gpu/drm/nouveau/nouveau_notifier.c @@ -79,6 +79,7 @@ nouveau_notifier_takedown_channel(struct nouveau_channel *chan) mutex_lock(&dev->struct_mutex); nouveau_bo_unpin(chan->notifier_bo); mutex_unlock(&dev->struct_mutex); + drm_gem_object_handle_unreference_unlocked(chan->notifier_bo->gem); drm_gem_object_unreference_unlocked(chan->notifier_bo->gem); drm_mm_takedown(&chan->notifier_heap); } diff --git a/drivers/gpu/drm/radeon/atombios.h b/drivers/gpu/drm/radeon/atombios.h index 1bc72c3..fe359a2 100644 --- a/drivers/gpu/drm/radeon/atombios.h +++ b/drivers/gpu/drm/radeon/atombios.h @@ -4999,7 +4999,7 @@ typedef struct _SW_I2C_IO_DATA_PARAMETERS #define SW_I2C_CNTL_WRITE1BIT 6 //==============================VESA definition Portion=============================== -#define VESA_OEM_PRODUCT_REV '01.00' +#define VESA_OEM_PRODUCT_REV "01.00" #define VESA_MODE_ATTRIBUTE_MODE_SUPPORT 0xBB //refer to VBE spec p.32, no TTY support #define VESA_MODE_WIN_ATTRIBUTE 7 #define VESA_WIN_SIZE 64 diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c index afc18d8..7a04959 100644 --- a/drivers/gpu/drm/radeon/r600.c +++ b/drivers/gpu/drm/radeon/r600.c @@ -2729,7 +2729,7 @@ int r600_ib_test(struct radeon_device *rdev) if (i < rdev->usec_timeout) { DRM_INFO("ib test succeeded in %u usecs\n", i); } else { - DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n", + DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n", scratch, tmp); r = -EINVAL; } @@ -3528,7 +3528,8 @@ void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo) /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL */ - if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740)) { + if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) && + rdev->vram_scratch.ptr) { void __iomem *ptr = (void *)rdev->vram_scratch.ptr; u32 tmp; diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index ebae14c..68932ba 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -317,6 +317,15 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev, *connector_type = DRM_MODE_CONNECTOR_DVID; } + /* MSI K9A2GM V2/V3 board has no HDMI or DVI */ + if ((dev->pdev->device == 0x796e) && + (dev->pdev->subsystem_vendor == 0x1462) && + (dev->pdev->subsystem_device == 0x7302)) { + if ((supported_device == ATOM_DEVICE_DFP2_SUPPORT) || + (supported_device == ATOM_DEVICE_DFP3_SUPPORT)) + return false; + } + /* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */ if ((dev->pdev->device == 0x7941) && (dev->pdev->subsystem_vendor == 0x147b) && diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index 127a395f..b92d2f2 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -349,6 +349,8 @@ static void radeon_print_display_setup(struct drm_device *dev) DRM_INFO(" DFP4: %s\n", encoder_names[radeon_encoder->encoder_id]); if (devices & ATOM_DEVICE_DFP5_SUPPORT) DRM_INFO(" DFP5: %s\n", encoder_names[radeon_encoder->encoder_id]); + if (devices & ATOM_DEVICE_DFP6_SUPPORT) + DRM_INFO(" DFP6: %s\n", encoder_names[radeon_encoder->encoder_id]); if (devices & ATOM_DEVICE_TV1_SUPPORT) DRM_INFO(" TV1: %s\n", encoder_names[radeon_encoder->encoder_id]); if (devices & ATOM_DEVICE_CV_SUPPORT) @@ -841,8 +843,9 @@ static void radeon_user_framebuffer_destroy(struct drm_framebuffer *fb) { struct radeon_framebuffer *radeon_fb = to_radeon_framebuffer(fb); - if (radeon_fb->obj) + if (radeon_fb->obj) { drm_gem_object_unreference_unlocked(radeon_fb->obj); + } drm_framebuffer_cleanup(fb); kfree(radeon_fb); } diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c index c74a8b2..9cdf6a3 100644 --- a/drivers/gpu/drm/radeon/radeon_fb.c +++ b/drivers/gpu/drm/radeon/radeon_fb.c @@ -94,8 +94,10 @@ static void radeonfb_destroy_pinned_object(struct drm_gem_object *gobj) ret = radeon_bo_reserve(rbo, false); if (likely(ret == 0)) { radeon_bo_kunmap(rbo); + radeon_bo_unpin(rbo); radeon_bo_unreserve(rbo); } + drm_gem_object_handle_unreference(gobj); drm_gem_object_unreference_unlocked(gobj); } @@ -325,8 +327,6 @@ static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfb { struct fb_info *info; struct radeon_framebuffer *rfb = &rfbdev->rfb; - struct radeon_bo *rbo; - int r; if (rfbdev->helper.fbdev) { info = rfbdev->helper.fbdev; @@ -338,14 +338,8 @@ static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfb } if (rfb->obj) { - rbo = rfb->obj->driver_private; - r = radeon_bo_reserve(rbo, false); - if (likely(r == 0)) { - radeon_bo_kunmap(rbo); - radeon_bo_unpin(rbo); - radeon_bo_unreserve(rbo); - } - drm_gem_object_unreference_unlocked(rfb->obj); + radeonfb_destroy_pinned_object(rfb->obj); + rfb->obj = NULL; } drm_fb_helper_fini(&rfbdev->helper); drm_framebuffer_cleanup(&rfb->base); diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index c578f26..d1e595d 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -201,11 +201,11 @@ int radeon_gem_create_ioctl(struct drm_device *dev, void *data, return r; } r = drm_gem_handle_create(filp, gobj, &handle); + /* drop reference from allocate - handle holds it now */ + drm_gem_object_unreference_unlocked(gobj); if (r) { - drm_gem_object_unreference_unlocked(gobj); return r; } - drm_gem_object_handle_unreference_unlocked(gobj); args->handle = handle; return 0; } diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 5eee3c4..8fbbe1c 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -203,6 +203,10 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) */ int radeon_driver_firstopen_kms(struct drm_device *dev) { + struct radeon_device *rdev = dev->dev_private; + + if (rdev->powered_down) + return -EINVAL; return 0; } diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index 7cffb3e..3451a82 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -351,6 +351,7 @@ static int ttm_buffer_object_transfer(struct ttm_buffer_object *bo, INIT_LIST_HEAD(&fbo->lru); INIT_LIST_HEAD(&fbo->swap); fbo->vm_node = NULL; + atomic_set(&fbo->cpu_writers, 0); fbo->sync_obj = driver->sync_obj_ref(bo->sync_obj); kref_init(&fbo->list_kref); diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c index ca90479..b1e02ff 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -69,7 +69,7 @@ struct ttm_page_pool { spinlock_t lock; bool fill_lock; struct list_head list; - int gfp_flags; + gfp_t gfp_flags; unsigned npages; char *name; unsigned long nfrees; @@ -475,7 +475,7 @@ static void ttm_handle_caching_state_failure(struct list_head *pages, * This function is reentrant if caller updates count depending on number of * pages returned in pages array. */ -static int ttm_alloc_new_pages(struct list_head *pages, int gfp_flags, +static int ttm_alloc_new_pages(struct list_head *pages, gfp_t gfp_flags, int ttm_flags, enum ttm_caching_state cstate, unsigned count) { struct page **caching_array; @@ -666,7 +666,7 @@ int ttm_get_pages(struct list_head *pages, int flags, { struct ttm_page_pool *pool = ttm_get_pool(flags, cstate); struct page *p = NULL; - int gfp_flags = GFP_USER; + gfp_t gfp_flags = GFP_USER; int r; /* set zero flag for page allocation if required */ @@ -818,7 +818,7 @@ int ttm_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages) return 0; } -void ttm_page_alloc_fini() +void ttm_page_alloc_fini(void) { int i; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index e645f44..5c845b6 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -148,13 +148,16 @@ static struct pci_device_id vmw_pci_id_list[] = { {0, 0, 0} }; -static char *vmw_devname = "vmwgfx"; +static int enable_fbdev; static int vmw_probe(struct pci_dev *, const struct pci_device_id *); static void vmw_master_init(struct vmw_master *); static int vmwgfx_pm_notifier(struct notifier_block *nb, unsigned long val, void *ptr); +MODULE_PARM_DESC(enable_fbdev, "Enable vmwgfx fbdev"); +module_param_named(enable_fbdev, enable_fbdev, int, 0600); + static void vmw_print_capabilities(uint32_t capabilities) { DRM_INFO("Capabilities:\n"); @@ -192,8 +195,6 @@ static int vmw_request_device(struct vmw_private *dev_priv) { int ret; - vmw_kms_save_vga(dev_priv); - ret = vmw_fifo_init(dev_priv, &dev_priv->fifo); if (unlikely(ret != 0)) { DRM_ERROR("Unable to initialize FIFO.\n"); @@ -206,9 +207,35 @@ static int vmw_request_device(struct vmw_private *dev_priv) static void vmw_release_device(struct vmw_private *dev_priv) { vmw_fifo_release(dev_priv, &dev_priv->fifo); - vmw_kms_restore_vga(dev_priv); } +int vmw_3d_resource_inc(struct vmw_private *dev_priv) +{ + int ret = 0; + + mutex_lock(&dev_priv->release_mutex); + if (unlikely(dev_priv->num_3d_resources++ == 0)) { + ret = vmw_request_device(dev_priv); + if (unlikely(ret != 0)) + --dev_priv->num_3d_resources; + } + mutex_unlock(&dev_priv->release_mutex); + return ret; +} + + +void vmw_3d_resource_dec(struct vmw_private *dev_priv) +{ + int32_t n3d; + + mutex_lock(&dev_priv->release_mutex); + if (unlikely(--dev_priv->num_3d_resources == 0)) + vmw_release_device(dev_priv); + n3d = (int32_t) dev_priv->num_3d_resources; + mutex_unlock(&dev_priv->release_mutex); + + BUG_ON(n3d < 0); +} static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) { @@ -228,6 +255,7 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) dev_priv->last_read_sequence = (uint32_t) -100; mutex_init(&dev_priv->hw_mutex); mutex_init(&dev_priv->cmdbuf_mutex); + mutex_init(&dev_priv->release_mutex); rwlock_init(&dev_priv->resource_lock); idr_init(&dev_priv->context_idr); idr_init(&dev_priv->surface_idr); @@ -244,6 +272,8 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) dev_priv->vram_start = pci_resource_start(dev->pdev, 1); dev_priv->mmio_start = pci_resource_start(dev->pdev, 2); + dev_priv->enable_fb = enable_fbdev; + mutex_lock(&dev_priv->hw_mutex); vmw_write(dev_priv, SVGA_REG_ID, SVGA_ID_2); @@ -343,17 +373,6 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) dev->dev_private = dev_priv; - if (!dev->devname) - dev->devname = vmw_devname; - - if (dev_priv->capabilities & SVGA_CAP_IRQMASK) { - ret = drm_irq_install(dev); - if (unlikely(ret != 0)) { - DRM_ERROR("Failed installing irq: %d\n", ret); - goto out_no_irq; - } - } - ret = pci_request_regions(dev->pdev, "vmwgfx probe"); dev_priv->stealth = (ret != 0); if (dev_priv->stealth) { @@ -369,26 +388,52 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) goto out_no_device; } } - ret = vmw_request_device(dev_priv); + ret = vmw_kms_init(dev_priv); if (unlikely(ret != 0)) - goto out_no_device; - vmw_kms_init(dev_priv); + goto out_no_kms; vmw_overlay_init(dev_priv); - vmw_fb_init(dev_priv); + if (dev_priv->enable_fb) { + ret = vmw_3d_resource_inc(dev_priv); + if (unlikely(ret != 0)) + goto out_no_fifo; + vmw_kms_save_vga(dev_priv); + vmw_fb_init(dev_priv); + DRM_INFO("%s", vmw_fifo_have_3d(dev_priv) ? + "Detected device 3D availability.\n" : + "Detected no device 3D availability.\n"); + } else { + DRM_INFO("Delayed 3D detection since we're not " + "running the device in SVGA mode yet.\n"); + } + + if (dev_priv->capabilities & SVGA_CAP_IRQMASK) { + ret = drm_irq_install(dev); + if (unlikely(ret != 0)) { + DRM_ERROR("Failed installing irq: %d\n", ret); + goto out_no_irq; + } + } dev_priv->pm_nb.notifier_call = vmwgfx_pm_notifier; register_pm_notifier(&dev_priv->pm_nb); - DRM_INFO("%s", vmw_fifo_have_3d(dev_priv) ? "Have 3D\n" : "No 3D\n"); - return 0; -out_no_device: - if (dev_priv->capabilities & SVGA_CAP_IRQMASK) - drm_irq_uninstall(dev_priv->dev); - if (dev->devname == vmw_devname) - dev->devname = NULL; out_no_irq: + if (dev_priv->enable_fb) { + vmw_fb_close(dev_priv); + vmw_kms_restore_vga(dev_priv); + vmw_3d_resource_dec(dev_priv); + } +out_no_fifo: + vmw_overlay_close(dev_priv); + vmw_kms_close(dev_priv); +out_no_kms: + if (dev_priv->stealth) + pci_release_region(dev->pdev, 2); + else + pci_release_regions(dev->pdev); +out_no_device: ttm_object_device_release(&dev_priv->tdev); out_err4: iounmap(dev_priv->mmio_virt); @@ -415,19 +460,20 @@ static int vmw_driver_unload(struct drm_device *dev) unregister_pm_notifier(&dev_priv->pm_nb); - vmw_fb_close(dev_priv); + if (dev_priv->capabilities & SVGA_CAP_IRQMASK) + drm_irq_uninstall(dev_priv->dev); + if (dev_priv->enable_fb) { + vmw_fb_close(dev_priv); + vmw_kms_restore_vga(dev_priv); + vmw_3d_resource_dec(dev_priv); + } vmw_kms_close(dev_priv); vmw_overlay_close(dev_priv); - vmw_release_device(dev_priv); if (dev_priv->stealth) pci_release_region(dev->pdev, 2); else pci_release_regions(dev->pdev); - if (dev_priv->capabilities & SVGA_CAP_IRQMASK) - drm_irq_uninstall(dev_priv->dev); - if (dev->devname == vmw_devname) - dev->devname = NULL; ttm_object_device_release(&dev_priv->tdev); iounmap(dev_priv->mmio_virt); drm_mtrr_del(dev_priv->mmio_mtrr, dev_priv->mmio_start, @@ -500,7 +546,7 @@ static long vmw_unlocked_ioctl(struct file *filp, unsigned int cmd, struct drm_ioctl_desc *ioctl = &vmw_ioctls[nr - DRM_COMMAND_BASE]; - if (unlikely(ioctl->cmd != cmd)) { + if (unlikely(ioctl->cmd_drv != cmd)) { DRM_ERROR("Invalid command format, ioctl %d\n", nr - DRM_COMMAND_BASE); return -EINVAL; @@ -589,6 +635,16 @@ static int vmw_master_set(struct drm_device *dev, struct vmw_master *vmaster = vmw_master(file_priv->master); int ret = 0; + if (!dev_priv->enable_fb) { + ret = vmw_3d_resource_inc(dev_priv); + if (unlikely(ret != 0)) + return ret; + vmw_kms_save_vga(dev_priv); + mutex_lock(&dev_priv->hw_mutex); + vmw_write(dev_priv, SVGA_REG_TRACES, 0); + mutex_unlock(&dev_priv->hw_mutex); + } + if (active) { BUG_ON(active != &dev_priv->fbdev_master); ret = ttm_vt_lock(&active->lock, false, vmw_fp->tfile); @@ -617,7 +673,13 @@ static int vmw_master_set(struct drm_device *dev, return 0; out_no_active_lock: - vmw_release_device(dev_priv); + if (!dev_priv->enable_fb) { + mutex_lock(&dev_priv->hw_mutex); + vmw_write(dev_priv, SVGA_REG_TRACES, 1); + mutex_unlock(&dev_priv->hw_mutex); + vmw_kms_restore_vga(dev_priv); + vmw_3d_resource_dec(dev_priv); + } return ret; } @@ -645,11 +707,23 @@ static void vmw_master_drop(struct drm_device *dev, ttm_lock_set_kill(&vmaster->lock, true, SIGTERM); + if (!dev_priv->enable_fb) { + ret = ttm_bo_evict_mm(&dev_priv->bdev, TTM_PL_VRAM); + if (unlikely(ret != 0)) + DRM_ERROR("Unable to clean VRAM on master drop.\n"); + mutex_lock(&dev_priv->hw_mutex); + vmw_write(dev_priv, SVGA_REG_TRACES, 1); + mutex_unlock(&dev_priv->hw_mutex); + vmw_kms_restore_vga(dev_priv); + vmw_3d_resource_dec(dev_priv); + } + dev_priv->active_master = &dev_priv->fbdev_master; ttm_lock_set_kill(&dev_priv->fbdev_master.lock, false, SIGTERM); ttm_vt_unlock(&dev_priv->fbdev_master.lock); - vmw_fb_on(dev_priv); + if (dev_priv->enable_fb) + vmw_fb_on(dev_priv); } @@ -722,6 +796,7 @@ static struct drm_driver driver = { .irq_postinstall = vmw_irq_postinstall, .irq_uninstall = vmw_irq_uninstall, .irq_handler = vmw_irq_handler, + .get_vblank_counter = vmw_get_vblank_counter, .reclaim_buffers_locked = NULL, .ioctls = vmw_ioctls, .num_ioctls = DRM_ARRAY_SIZE(vmw_ioctls), diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 429f917..58de639 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -277,6 +277,7 @@ struct vmw_private { bool stealth; bool is_opened; + bool enable_fb; /** * Master management. @@ -285,6 +286,9 @@ struct vmw_private { struct vmw_master *active_master; struct vmw_master fbdev_master; struct notifier_block pm_nb; + + struct mutex release_mutex; + uint32_t num_3d_resources; }; static inline struct vmw_private *vmw_priv(struct drm_device *dev) @@ -319,6 +323,9 @@ static inline uint32_t vmw_read(struct vmw_private *dev_priv, return val; } +int vmw_3d_resource_inc(struct vmw_private *dev_priv); +void vmw_3d_resource_dec(struct vmw_private *dev_priv); + /** * GMR utilities - vmwgfx_gmr.c */ @@ -511,6 +518,7 @@ void vmw_kms_write_svga(struct vmw_private *vmw_priv, unsigned bbp, unsigned depth); int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); +u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc); /** * Overlay control - vmwgfx_overlay.c diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c index 870967a..409e172 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c @@ -615,6 +615,11 @@ int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv, if (unlikely(ret != 0)) goto err_unlock; + if (bo->mem.mem_type == TTM_PL_VRAM && + bo->mem.mm_node->start < bo->num_pages) + (void) ttm_bo_validate(bo, &vmw_sys_placement, false, + false, false); + ret = ttm_bo_validate(bo, &ne_placement, false, false, false); /* Could probably bug on */ diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c index e6a1eb7..0fe3176 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c @@ -106,6 +106,7 @@ int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo) mutex_lock(&dev_priv->hw_mutex); dev_priv->enable_state = vmw_read(dev_priv, SVGA_REG_ENABLE); dev_priv->config_done_state = vmw_read(dev_priv, SVGA_REG_CONFIG_DONE); + dev_priv->traces_state = vmw_read(dev_priv, SVGA_REG_TRACES); vmw_write(dev_priv, SVGA_REG_ENABLE, 1); min = 4; @@ -175,6 +176,8 @@ void vmw_fifo_release(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo) dev_priv->config_done_state); vmw_write(dev_priv, SVGA_REG_ENABLE, dev_priv->enable_state); + vmw_write(dev_priv, SVGA_REG_TRACES, + dev_priv->traces_state); mutex_unlock(&dev_priv->hw_mutex); vmw_fence_queue_takedown(&fifo->fence_queue); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 64d7f47..e882ba0 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -898,7 +898,19 @@ int vmw_kms_save_vga(struct vmw_private *vmw_priv) save->width = vmw_read(vmw_priv, SVGA_REG_DISPLAY_WIDTH); save->height = vmw_read(vmw_priv, SVGA_REG_DISPLAY_HEIGHT); vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID); + if (i == 0 && vmw_priv->num_displays == 1 && + save->width == 0 && save->height == 0) { + + /* + * It should be fairly safe to assume that these + * values are uninitialized. + */ + + save->width = vmw_priv->vga_width - save->pos_x; + save->height = vmw_priv->vga_height - save->pos_y; + } } + return 0; } @@ -984,3 +996,8 @@ out_unlock: ttm_read_unlock(&vmaster->lock); return ret; } + +u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc) +{ + return 0; +} diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c index 7083b1a..11cb39e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c @@ -27,6 +27,8 @@ #include "vmwgfx_kms.h" +#define VMWGFX_LDU_NUM_DU 8 + #define vmw_crtc_to_ldu(x) \ container_of(x, struct vmw_legacy_display_unit, base.crtc) #define vmw_encoder_to_ldu(x) \ @@ -536,6 +538,10 @@ static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit) int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv) { + struct drm_device *dev = dev_priv->dev; + int i; + int ret; + if (dev_priv->ldu_priv) { DRM_INFO("ldu system already on\n"); return -EINVAL; @@ -553,23 +559,24 @@ int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv) drm_mode_create_dirty_info_property(dev_priv->dev); - vmw_ldu_init(dev_priv, 0); - /* for old hardware without multimon only enable one display */ if (dev_priv->capabilities & SVGA_CAP_MULTIMON) { - vmw_ldu_init(dev_priv, 1); - vmw_ldu_init(dev_priv, 2); - vmw_ldu_init(dev_priv, 3); - vmw_ldu_init(dev_priv, 4); - vmw_ldu_init(dev_priv, 5); - vmw_ldu_init(dev_priv, 6); - vmw_ldu_init(dev_priv, 7); + for (i = 0; i < VMWGFX_LDU_NUM_DU; ++i) + vmw_ldu_init(dev_priv, i); + ret = drm_vblank_init(dev, VMWGFX_LDU_NUM_DU); + } else { + /* for old hardware without multimon only enable one display */ + vmw_ldu_init(dev_priv, 0); + ret = drm_vblank_init(dev, 1); } - return 0; + return ret; } int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv) { + struct drm_device *dev = dev_priv->dev; + + drm_vblank_cleanup(dev); if (!dev_priv->ldu_priv) return -ENOSYS; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index 5f2d5df..c8c40e9 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -211,6 +211,7 @@ static void vmw_hw_context_destroy(struct vmw_resource *res) cmd->body.cid = cpu_to_le32(res->id); vmw_fifo_commit(dev_priv, sizeof(*cmd)); + vmw_3d_resource_dec(dev_priv); } static int vmw_context_init(struct vmw_private *dev_priv, @@ -247,6 +248,7 @@ static int vmw_context_init(struct vmw_private *dev_priv, cmd->body.cid = cpu_to_le32(res->id); vmw_fifo_commit(dev_priv, sizeof(*cmd)); + (void) vmw_3d_resource_inc(dev_priv); vmw_resource_activate(res, vmw_hw_context_destroy); return 0; } @@ -406,6 +408,7 @@ static void vmw_hw_surface_destroy(struct vmw_resource *res) cmd->body.sid = cpu_to_le32(res->id); vmw_fifo_commit(dev_priv, sizeof(*cmd)); + vmw_3d_resource_dec(dev_priv); } void vmw_surface_res_free(struct vmw_resource *res) @@ -473,6 +476,7 @@ int vmw_surface_init(struct vmw_private *dev_priv, } vmw_fifo_commit(dev_priv, submit_size); + (void) vmw_3d_resource_inc(dev_priv); vmw_resource_activate(res, vmw_hw_surface_destroy); return 0; } diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c index b87569e..f366f96 100644 --- a/drivers/gpu/vga/vgaarb.c +++ b/drivers/gpu/vga/vgaarb.c @@ -598,7 +598,7 @@ static inline void vga_update_device_decodes(struct vga_device *vgadev, pr_debug("vgaarb: decoding count now is: %d\n", vga_decode_count); } -void __vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes, bool userspace) +static void __vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes, bool userspace) { struct vga_device *vgadev; unsigned long flags; diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 4d4d09b..97499d0 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -409,7 +409,7 @@ config SENSORS_CORETEMP config SENSORS_PKGTEMP tristate "Intel processor package temperature sensor" - depends on X86 && PCI && EXPERIMENTAL + depends on X86 && EXPERIMENTAL help If you say yes here you get support for the package level temperature sensor inside your CPU. Check documentation/driver for details. diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index de81111..baa842a 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -423,9 +423,18 @@ static int __cpuinit coretemp_device_add(unsigned int cpu) int err; struct platform_device *pdev; struct pdev_entry *pdev_entry; -#ifdef CONFIG_SMP struct cpuinfo_x86 *c = &cpu_data(cpu); -#endif + + /* + * CPUID.06H.EAX[0] indicates whether the CPU has thermal + * sensors. We check this bit only, all the early CPUs + * without thermal sensors will be filtered out. + */ + if (!cpu_has(c, X86_FEATURE_DTS)) { + printk(KERN_INFO DRVNAME ": CPU (model=0x%x)" + " has no thermal sensor.\n", c->x86_model); + return 0; + } mutex_lock(&pdev_list_mutex); @@ -482,14 +491,22 @@ exit: static void coretemp_device_remove(unsigned int cpu) { - struct pdev_entry *p, *n; + struct pdev_entry *p; + unsigned int i; + mutex_lock(&pdev_list_mutex); - list_for_each_entry_safe(p, n, &pdev_list, list) { - if (p->cpu == cpu) { - platform_device_unregister(p->pdev); - list_del(&p->list); - kfree(p); - } + list_for_each_entry(p, &pdev_list, list) { + if (p->cpu != cpu) + continue; + + platform_device_unregister(p->pdev); + list_del(&p->list); + mutex_unlock(&pdev_list_mutex); + kfree(p); + for_each_cpu(i, cpu_sibling_mask(cpu)) + if (i != cpu && !coretemp_device_add(i)) + break; + return; } mutex_unlock(&pdev_list_mutex); } @@ -527,30 +544,21 @@ static int __init coretemp_init(void) if (err) goto exit; - for_each_online_cpu(i) { - struct cpuinfo_x86 *c = &cpu_data(i); - /* - * CPUID.06H.EAX[0] indicates whether the CPU has thermal - * sensors. We check this bit only, all the early CPUs - * without thermal sensors will be filtered out. - */ - if (c->cpuid_level >= 6 && (cpuid_eax(0x06) & 0x01)) - coretemp_device_add(i); - else { - printk(KERN_INFO DRVNAME ": CPU (model=0x%x)" - " has no thermal sensor.\n", c->x86_model); - } - } + for_each_online_cpu(i) + coretemp_device_add(i); + +#ifndef CONFIG_HOTPLUG_CPU if (list_empty(&pdev_list)) { err = -ENODEV; goto exit_driver_unreg; } +#endif register_hotcpu_notifier(&coretemp_cpu_notifier); return 0; -exit_driver_unreg: #ifndef CONFIG_HOTPLUG_CPU +exit_driver_unreg: platform_driver_unregister(&coretemp_driver); #endif exit: diff --git a/drivers/hwmon/lis3lv02d.c b/drivers/hwmon/lis3lv02d.c index 6138f03..fc591ae 100644 --- a/drivers/hwmon/lis3lv02d.c +++ b/drivers/hwmon/lis3lv02d.c @@ -277,7 +277,7 @@ static irqreturn_t lis302dl_interrupt(int irq, void *dummy) wake_up_interruptible(&lis3_dev.misc_wait); kill_fasync(&lis3_dev.async_queue, SIGIO, POLL_IN); out: - if (lis3_dev.whoami == WAI_8B && lis3_dev.idev && + if (lis3_dev.pdata && lis3_dev.whoami == WAI_8B && lis3_dev.idev && lis3_dev.idev->input->users) return IRQ_WAKE_THREAD; return IRQ_HANDLED; @@ -718,7 +718,7 @@ int lis3lv02d_init_device(struct lis3lv02d *dev) * io-apic is not configurable (and generates a warning) but I keep it * in case of support for other hardware. */ - if (dev->whoami == WAI_8B) + if (dev->pdata && dev->whoami == WAI_8B) thread_fn = lis302dl_interrupt_thread1_8b; else thread_fn = NULL; diff --git a/drivers/hwmon/pkgtemp.c b/drivers/hwmon/pkgtemp.c index 74157fc..f119039 100644 --- a/drivers/hwmon/pkgtemp.c +++ b/drivers/hwmon/pkgtemp.c @@ -33,7 +33,6 @@ #include <linux/list.h> #include <linux/platform_device.h> #include <linux/cpu.h> -#include <linux/pci.h> #include <asm/msr.h> #include <asm/processor.h> @@ -224,7 +223,7 @@ static int __devinit pkgtemp_probe(struct platform_device *pdev) err = sysfs_create_group(&pdev->dev.kobj, &pkgtemp_group); if (err) - goto exit_free; + goto exit_dev; data->hwmon_dev = hwmon_device_register(&pdev->dev); if (IS_ERR(data->hwmon_dev)) { @@ -238,6 +237,8 @@ static int __devinit pkgtemp_probe(struct platform_device *pdev) exit_class: sysfs_remove_group(&pdev->dev.kobj, &pkgtemp_group); +exit_dev: + device_remove_file(&pdev->dev, &sensor_dev_attr_temp1_max.dev_attr); exit_free: kfree(data); exit: @@ -250,6 +251,7 @@ static int __devexit pkgtemp_remove(struct platform_device *pdev) hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&pdev->dev.kobj, &pkgtemp_group); + device_remove_file(&pdev->dev, &sensor_dev_attr_temp1_max.dev_attr); platform_set_drvdata(pdev, NULL); kfree(data); return 0; @@ -281,9 +283,10 @@ static int __cpuinit pkgtemp_device_add(unsigned int cpu) int err; struct platform_device *pdev; struct pdev_entry *pdev_entry; -#ifdef CONFIG_SMP struct cpuinfo_x86 *c = &cpu_data(cpu); -#endif + + if (!cpu_has(c, X86_FEATURE_PTS)) + return 0; mutex_lock(&pdev_list_mutex); @@ -339,17 +342,18 @@ exit: #ifdef CONFIG_HOTPLUG_CPU static void pkgtemp_device_remove(unsigned int cpu) { - struct pdev_entry *p, *n; + struct pdev_entry *p; unsigned int i; int err; mutex_lock(&pdev_list_mutex); - list_for_each_entry_safe(p, n, &pdev_list, list) { + list_for_each_entry(p, &pdev_list, list) { if (p->cpu != cpu) continue; platform_device_unregister(p->pdev); list_del(&p->list); + mutex_unlock(&pdev_list_mutex); kfree(p); for_each_cpu(i, cpu_core_mask(cpu)) { if (i != cpu) { @@ -358,7 +362,7 @@ static void pkgtemp_device_remove(unsigned int cpu) break; } } - break; + return; } mutex_unlock(&pdev_list_mutex); } @@ -399,11 +403,6 @@ static int __init pkgtemp_init(void) goto exit; for_each_online_cpu(i) { - struct cpuinfo_x86 *c = &cpu_data(i); - - if (!cpu_has(c, X86_FEATURE_PTS)) - continue; - err = pkgtemp_device_add(i); if (err) goto exit_devices_unreg; diff --git a/drivers/staging/ti-st/st.h b/drivers/staging/ti-st/st.h index 9952579..1b3060e 100644 --- a/drivers/staging/ti-st/st.h +++ b/drivers/staging/ti-st/st.h @@ -80,5 +80,4 @@ struct st_proto_s { extern long st_register(struct st_proto_s *); extern long st_unregister(enum proto_type); -extern struct platform_device *st_get_plat_device(void); #endif /* ST_H */ diff --git a/drivers/staging/ti-st/st_core.c b/drivers/staging/ti-st/st_core.c index 063c9b1..b85d8bf 100644 --- a/drivers/staging/ti-st/st_core.c +++ b/drivers/staging/ti-st/st_core.c @@ -38,7 +38,6 @@ #include "st_ll.h" #include "st.h" -#define VERBOSE /* strings to be used for rfkill entries and by * ST Core to be used for sysfs debug entry */ @@ -581,7 +580,7 @@ long st_register(struct st_proto_s *new_proto) long err = 0; unsigned long flags = 0; - st_kim_ref(&st_gdata); + st_kim_ref(&st_gdata, 0); pr_info("%s(%d) ", __func__, new_proto->type); if (st_gdata == NULL || new_proto == NULL || new_proto->recv == NULL || new_proto->reg_complete_cb == NULL) { @@ -713,7 +712,7 @@ long st_unregister(enum proto_type type) pr_debug("%s: %d ", __func__, type); - st_kim_ref(&st_gdata); + st_kim_ref(&st_gdata, 0); if (type < ST_BT || type >= ST_MAX) { pr_err(" protocol %d not supported", type); return -EPROTONOSUPPORT; @@ -767,7 +766,7 @@ long st_write(struct sk_buff *skb) #endif long len; - st_kim_ref(&st_gdata); + st_kim_ref(&st_gdata, 0); if (unlikely(skb == NULL || st_gdata == NULL || st_gdata->tty == NULL)) { pr_err("data/tty unavailable to perform write"); @@ -818,7 +817,7 @@ static int st_tty_open(struct tty_struct *tty) struct st_data_s *st_gdata; pr_info("%s ", __func__); - st_kim_ref(&st_gdata); + st_kim_ref(&st_gdata, 0); st_gdata->tty = tty; tty->disc_data = st_gdata; diff --git a/drivers/staging/ti-st/st_core.h b/drivers/staging/ti-st/st_core.h index e0c32d1..8601320 100644 --- a/drivers/staging/ti-st/st_core.h +++ b/drivers/staging/ti-st/st_core.h @@ -117,7 +117,7 @@ int st_core_init(struct st_data_s **); void st_core_exit(struct st_data_s *); /* ask for reference from KIM */ -void st_kim_ref(struct st_data_s **); +void st_kim_ref(struct st_data_s **, int); #define GPS_STUB_TEST #ifdef GPS_STUB_TEST diff --git a/drivers/staging/ti-st/st_kim.c b/drivers/staging/ti-st/st_kim.c index b4a6c7f..9e99463 100644 --- a/drivers/staging/ti-st/st_kim.c +++ b/drivers/staging/ti-st/st_kim.c @@ -72,11 +72,26 @@ const unsigned char *protocol_names[] = { PROTO_ENTRY(ST_GPS, "GPS"), }; +#define MAX_ST_DEVICES 3 /* Imagine 1 on each UART for now */ +struct platform_device *st_kim_devices[MAX_ST_DEVICES]; /**********************************************************************/ /* internal functions */ /** + * st_get_plat_device - + * function which returns the reference to the platform device + * requested by id. As of now only 1 such device exists (id=0) + * the context requesting for reference can get the id to be + * requested by a. The protocol driver which is registering or + * b. the tty device which is opened. + */ +static struct platform_device *st_get_plat_device(int id) +{ + return st_kim_devices[id]; +} + +/** * validate_firmware_response - * function to return whether the firmware response was proper * in case of error don't complete so that waiting for proper @@ -353,7 +368,7 @@ void st_kim_chip_toggle(enum proto_type type, enum kim_gpio_state state) struct kim_data_s *kim_gdata; pr_info(" %s ", __func__); - kim_pdev = st_get_plat_device(); + kim_pdev = st_get_plat_device(0); kim_gdata = dev_get_drvdata(&kim_pdev->dev); if (kim_gdata->gpios[type] == -1) { @@ -574,12 +589,12 @@ static int kim_toggle_radio(void *data, bool blocked) * This would enable multiple such platform devices to exist * on a given platform */ -void st_kim_ref(struct st_data_s **core_data) +void st_kim_ref(struct st_data_s **core_data, int id) { struct platform_device *pdev; struct kim_data_s *kim_gdata; /* get kim_gdata reference from platform device */ - pdev = st_get_plat_device(); + pdev = st_get_plat_device(id); kim_gdata = dev_get_drvdata(&pdev->dev); *core_data = kim_gdata->core_data; } @@ -623,6 +638,7 @@ static int kim_probe(struct platform_device *pdev) long *gpios = pdev->dev.platform_data; struct kim_data_s *kim_gdata; + st_kim_devices[pdev->id] = pdev; kim_gdata = kzalloc(sizeof(struct kim_data_s), GFP_ATOMIC); if (!kim_gdata) { pr_err("no mem to allocate"); diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig index 7e594449..9eed5b5 100644 --- a/drivers/usb/core/Kconfig +++ b/drivers/usb/core/Kconfig @@ -91,12 +91,12 @@ config USB_DYNAMIC_MINORS If you are unsure about this, say N here. config USB_SUSPEND - bool "USB runtime power management (suspend/resume and wakeup)" + bool "USB runtime power management (autosuspend) and wakeup" depends on USB && PM_RUNTIME help If you say Y here, you can use driver calls or the sysfs - "power/level" file to suspend or resume individual USB - peripherals and to enable or disable autosuspend (see + "power/control" file to enable or disable autosuspend for + individual USB peripherals (see Documentation/usb/power-management.txt for more details). Also, USB "remote wakeup" signaling is supported, whereby some diff --git a/drivers/usb/core/file.c b/drivers/usb/core/file.c index f06f5db..1e6ccef 100644 --- a/drivers/usb/core/file.c +++ b/drivers/usb/core/file.c @@ -159,9 +159,9 @@ void usb_major_cleanup(void) int usb_register_dev(struct usb_interface *intf, struct usb_class_driver *class_driver) { - int retval = -EINVAL; + int retval; int minor_base = class_driver->minor_base; - int minor = 0; + int minor; char name[20]; char *temp; @@ -173,12 +173,17 @@ int usb_register_dev(struct usb_interface *intf, */ minor_base = 0; #endif - intf->minor = -1; - - dbg ("looking for a minor, starting at %d", minor_base); if (class_driver->fops == NULL) - goto exit; + return -EINVAL; + if (intf->minor >= 0) + return -EADDRINUSE; + + retval = init_usb_class(); + if (retval) + return retval; + + dev_dbg(&intf->dev, "looking for a minor, starting at %d", minor_base); down_write(&minor_rwsem); for (minor = minor_base; minor < MAX_USB_MINORS; ++minor) { @@ -186,20 +191,12 @@ int usb_register_dev(struct usb_interface *intf, continue; usb_minors[minor] = class_driver->fops; - - retval = 0; + intf->minor = minor; break; } up_write(&minor_rwsem); - - if (retval) - goto exit; - - retval = init_usb_class(); - if (retval) - goto exit; - - intf->minor = minor; + if (intf->minor < 0) + return -EXFULL; /* create a usb class device for this usb interface */ snprintf(name, sizeof(name), class_driver->name, minor - minor_base); @@ -213,11 +210,11 @@ int usb_register_dev(struct usb_interface *intf, "%s", temp); if (IS_ERR(intf->usb_dev)) { down_write(&minor_rwsem); - usb_minors[intf->minor] = NULL; + usb_minors[minor] = NULL; + intf->minor = -1; up_write(&minor_rwsem); retval = PTR_ERR(intf->usb_dev); } -exit: return retval; } EXPORT_SYMBOL_GPL(usb_register_dev); diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index 844683e..9f0ce7d 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -1802,6 +1802,7 @@ free_interfaces: intf->dev.groups = usb_interface_groups; intf->dev.dma_mask = dev->dev.dma_mask; INIT_WORK(&intf->reset_ws, __usb_queue_reset_device); + intf->minor = -1; device_initialize(&intf->dev); dev_set_name(&intf->dev, "%d-%s:%d.%d", dev->bus->busnum, dev->devpath, diff --git a/drivers/usb/musb/cppi_dma.c b/drivers/usb/musb/cppi_dma.c index 59dc3d3..5ab5bb8 100644 --- a/drivers/usb/musb/cppi_dma.c +++ b/drivers/usb/musb/cppi_dma.c @@ -322,6 +322,7 @@ cppi_channel_allocate(struct dma_controller *c, index, transmit ? 'T' : 'R', cppi_ch); cppi_ch->hw_ep = ep; cppi_ch->channel.status = MUSB_DMA_STATUS_FREE; + cppi_ch->channel.max_len = 0x7fffffff; DBG(4, "Allocate CPPI%d %cX\n", index, transmit ? 'T' : 'R'); return &cppi_ch->channel; diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c index 6fca870..d065e23 100644 --- a/drivers/usb/musb/musb_gadget.c +++ b/drivers/usb/musb/musb_gadget.c @@ -300,6 +300,11 @@ static void txstate(struct musb *musb, struct musb_request *req) #ifndef CONFIG_MUSB_PIO_ONLY if (is_dma_capable() && musb_ep->dma) { struct dma_controller *c = musb->dma_controller; + size_t request_size; + + /* setup DMA, then program endpoint CSR */ + request_size = min_t(size_t, request->length - request->actual, + musb_ep->dma->max_len); use_dma = (request->dma != DMA_ADDR_INVALID); @@ -307,11 +312,6 @@ static void txstate(struct musb *musb, struct musb_request *req) #ifdef CONFIG_USB_INVENTRA_DMA { - size_t request_size; - - /* setup DMA, then program endpoint CSR */ - request_size = min_t(size_t, request->length, - musb_ep->dma->max_len); if (request_size < musb_ep->packet_sz) musb_ep->dma->desired_mode = 0; else @@ -373,8 +373,8 @@ static void txstate(struct musb *musb, struct musb_request *req) use_dma = use_dma && c->channel_program( musb_ep->dma, musb_ep->packet_sz, 0, - request->dma, - request->length); + request->dma + request->actual, + request_size); if (!use_dma) { c->channel_release(musb_ep->dma); musb_ep->dma = NULL; @@ -386,8 +386,8 @@ static void txstate(struct musb *musb, struct musb_request *req) use_dma = use_dma && c->channel_program( musb_ep->dma, musb_ep->packet_sz, request->zero, - request->dma, - request->length); + request->dma + request->actual, + request_size); #endif } #endif @@ -501,26 +501,14 @@ void musb_g_tx(struct musb *musb, u8 epnum) request->zero = 0; } - /* ... or if not, then complete it. */ - musb_g_giveback(musb_ep, request, 0); - - /* - * Kickstart next transfer if appropriate; - * the packet that just completed might not - * be transmitted for hours or days. - * REVISIT for double buffering... - * FIXME revisit for stalls too... - */ - musb_ep_select(mbase, epnum); - csr = musb_readw(epio, MUSB_TXCSR); - if (csr & MUSB_TXCSR_FIFONOTEMPTY) - return; - - request = musb_ep->desc ? next_request(musb_ep) : NULL; - if (!request) { - DBG(4, "%s idle now\n", - musb_ep->end_point.name); - return; + if (request->actual == request->length) { + musb_g_giveback(musb_ep, request, 0); + request = musb_ep->desc ? next_request(musb_ep) : NULL; + if (!request) { + DBG(4, "%s idle now\n", + musb_ep->end_point.name); + return; + } } } @@ -568,11 +556,19 @@ static void rxstate(struct musb *musb, struct musb_request *req) { const u8 epnum = req->epnum; struct usb_request *request = &req->request; - struct musb_ep *musb_ep = &musb->endpoints[epnum].ep_out; + struct musb_ep *musb_ep; void __iomem *epio = musb->endpoints[epnum].regs; unsigned fifo_count = 0; - u16 len = musb_ep->packet_sz; + u16 len; u16 csr = musb_readw(epio, MUSB_RXCSR); + struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; + + if (hw_ep->is_shared_fifo) + musb_ep = &hw_ep->ep_in; + else + musb_ep = &hw_ep->ep_out; + + len = musb_ep->packet_sz; /* We shouldn't get here while DMA is active, but we do... */ if (dma_channel_status(musb_ep->dma) == MUSB_DMA_STATUS_BUSY) { @@ -647,8 +643,8 @@ static void rxstate(struct musb *musb, struct musb_request *req) */ csr |= MUSB_RXCSR_DMAENAB; -#ifdef USE_MODE1 csr |= MUSB_RXCSR_AUTOCLEAR; +#ifdef USE_MODE1 /* csr |= MUSB_RXCSR_DMAMODE; */ /* this special sequence (enabling and then @@ -663,10 +659,11 @@ static void rxstate(struct musb *musb, struct musb_request *req) if (request->actual < request->length) { int transfer_size = 0; #ifdef USE_MODE1 - transfer_size = min(request->length, + transfer_size = min(request->length - request->actual, channel->max_len); #else - transfer_size = len; + transfer_size = min(request->length - request->actual, + (unsigned)len); #endif if (transfer_size <= musb_ep->packet_sz) musb_ep->dma->desired_mode = 0; @@ -740,9 +737,15 @@ void musb_g_rx(struct musb *musb, u8 epnum) u16 csr; struct usb_request *request; void __iomem *mbase = musb->mregs; - struct musb_ep *musb_ep = &musb->endpoints[epnum].ep_out; + struct musb_ep *musb_ep; void __iomem *epio = musb->endpoints[epnum].regs; struct dma_channel *dma; + struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; + + if (hw_ep->is_shared_fifo) + musb_ep = &hw_ep->ep_in; + else + musb_ep = &hw_ep->ep_out; musb_ep_select(mbase, epnum); @@ -1081,7 +1084,7 @@ struct free_record { /* * Context: controller locked, IRQs blocked. */ -static void musb_ep_restart(struct musb *musb, struct musb_request *req) +void musb_ep_restart(struct musb *musb, struct musb_request *req) { DBG(3, "<== %s request %p len %u on hw_ep%d\n", req->tx ? "TX/IN" : "RX/OUT", diff --git a/drivers/usb/musb/musb_gadget.h b/drivers/usb/musb/musb_gadget.h index c8b1403..572b1da 100644 --- a/drivers/usb/musb/musb_gadget.h +++ b/drivers/usb/musb/musb_gadget.h @@ -105,4 +105,6 @@ extern void musb_gadget_cleanup(struct musb *); extern void musb_g_giveback(struct musb_ep *, struct usb_request *, int); +extern void musb_ep_restart(struct musb *, struct musb_request *); + #endif /* __MUSB_GADGET_H */ diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c index 59bef8f..6dd03f4 100644 --- a/drivers/usb/musb/musb_gadget_ep0.c +++ b/drivers/usb/musb/musb_gadget_ep0.c @@ -261,6 +261,7 @@ __acquires(musb->lock) ctrlrequest->wIndex & 0x0f; struct musb_ep *musb_ep; struct musb_hw_ep *ep; + struct musb_request *request; void __iomem *regs; int is_in; u16 csr; @@ -302,6 +303,14 @@ __acquires(musb->lock) musb_writew(regs, MUSB_RXCSR, csr); } + /* Maybe start the first request in the queue */ + request = to_musb_request( + next_request(musb_ep)); + if (!musb_ep->busy && request) { + DBG(3, "restarting the request\n"); + musb_ep_restart(musb, request); + } + /* select ep0 again */ musb_ep_select(mbase, 0); } break; diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index 877d20b..9e65c47 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -660,6 +660,12 @@ static bool musb_tx_dma_program(struct dma_controller *dma, qh->segsize = length; + /* + * Ensure the data reaches to main memory before starting + * DMA transfer + */ + wmb(); + if (!dma->channel_program(channel, pkt_size, mode, urb->transfer_dma + offset, length)) { dma->channel_release(channel); diff --git a/fs/ocfs2/acl.c b/fs/ocfs2/acl.c index a76e0aa..3919150 100644 --- a/fs/ocfs2/acl.c +++ b/fs/ocfs2/acl.c @@ -209,7 +209,10 @@ static int ocfs2_acl_set_mode(struct inode *inode, struct buffer_head *di_bh, } inode->i_mode = new_mode; + inode->i_ctime = CURRENT_TIME; di->i_mode = cpu_to_le16(inode->i_mode); + di->i_ctime = cpu_to_le64(inode->i_ctime.tv_sec); + di->i_ctime_nsec = cpu_to_le32(inode->i_ctime.tv_nsec); ocfs2_journal_dirty(handle, di_bh); diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c index 1361997..cbe2f05 100644 --- a/fs/ocfs2/cluster/tcp.c +++ b/fs/ocfs2/cluster/tcp.c @@ -977,7 +977,7 @@ static int o2net_tx_can_proceed(struct o2net_node *nn, int o2net_send_message_vec(u32 msg_type, u32 key, struct kvec *caller_vec, size_t caller_veclen, u8 target_node, int *status) { - int ret; + int ret = 0; struct o2net_msg *msg = NULL; size_t veclen, caller_bytes = 0; struct kvec *vec = NULL; diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c index f04ebcf..c49f6de 100644 --- a/fs/ocfs2/dir.c +++ b/fs/ocfs2/dir.c @@ -3931,6 +3931,15 @@ static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir, goto out_commit; } + cpos = split_hash; + ret = ocfs2_dx_dir_new_cluster(dir, &et, cpos, handle, + data_ac, meta_ac, new_dx_leaves, + num_dx_leaves); + if (ret) { + mlog_errno(ret); + goto out_commit; + } + for (i = 0; i < num_dx_leaves; i++) { ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir), orig_dx_leaves[i], @@ -3939,15 +3948,14 @@ static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir, mlog_errno(ret); goto out_commit; } - } - cpos = split_hash; - ret = ocfs2_dx_dir_new_cluster(dir, &et, cpos, handle, - data_ac, meta_ac, new_dx_leaves, - num_dx_leaves); - if (ret) { - mlog_errno(ret); - goto out_commit; + ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir), + new_dx_leaves[i], + OCFS2_JOURNAL_ACCESS_WRITE); + if (ret) { + mlog_errno(ret); + goto out_commit; + } } ocfs2_dx_dir_transfer_leaf(dir, split_hash, handle, tmp_dx_leaf, diff --git a/fs/ocfs2/dlm/dlmcommon.h b/fs/ocfs2/dlm/dlmcommon.h index 4b6ae2c..7652989 100644 --- a/fs/ocfs2/dlm/dlmcommon.h +++ b/fs/ocfs2/dlm/dlmcommon.h @@ -1030,6 +1030,7 @@ int dlm_drop_lockres_ref(struct dlm_ctxt *dlm, struct dlm_lock_resource *res); void dlm_clean_master_list(struct dlm_ctxt *dlm, u8 dead_node); +void dlm_force_free_mles(struct dlm_ctxt *dlm); int dlm_lock_basts_flushed(struct dlm_ctxt *dlm, struct dlm_lock *lock); int __dlm_lockres_has_locks(struct dlm_lock_resource *res); int __dlm_lockres_unused(struct dlm_lock_resource *res); diff --git a/fs/ocfs2/dlm/dlmdebug.c b/fs/ocfs2/dlm/dlmdebug.c index 5efdd37..901ca52 100644 --- a/fs/ocfs2/dlm/dlmdebug.c +++ b/fs/ocfs2/dlm/dlmdebug.c @@ -636,8 +636,14 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos) spin_lock(&dlm->track_lock); if (oldres) track_list = &oldres->tracking; - else + else { track_list = &dlm->tracking_list; + if (list_empty(track_list)) { + dl = NULL; + spin_unlock(&dlm->track_lock); + goto bail; + } + } list_for_each_entry(res, track_list, tracking) { if (&res->tracking == &dlm->tracking_list) @@ -660,6 +666,7 @@ static void *lockres_seq_start(struct seq_file *m, loff_t *pos) } else dl = NULL; +bail: /* passed to seq_show */ return dl; } diff --git a/fs/ocfs2/dlm/dlmdomain.c b/fs/ocfs2/dlm/dlmdomain.c index 153abb5..11a5c87 100644 --- a/fs/ocfs2/dlm/dlmdomain.c +++ b/fs/ocfs2/dlm/dlmdomain.c @@ -693,6 +693,7 @@ void dlm_unregister_domain(struct dlm_ctxt *dlm) dlm_mark_domain_leaving(dlm); dlm_leave_domain(dlm); + dlm_force_free_mles(dlm); dlm_complete_dlm_shutdown(dlm); } dlm_put(dlm); diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c index ffb4c68..f564b0e 100644 --- a/fs/ocfs2/dlm/dlmmaster.c +++ b/fs/ocfs2/dlm/dlmmaster.c @@ -3433,3 +3433,43 @@ void dlm_lockres_release_ast(struct dlm_ctxt *dlm, wake_up(&res->wq); wake_up(&dlm->migration_wq); } + +void dlm_force_free_mles(struct dlm_ctxt *dlm) +{ + int i; + struct hlist_head *bucket; + struct dlm_master_list_entry *mle; + struct hlist_node *tmp, *list; + + /* + * We notified all other nodes that we are exiting the domain and + * marked the dlm state to DLM_CTXT_LEAVING. If any mles are still + * around we force free them and wake any processes that are waiting + * on the mles + */ + spin_lock(&dlm->spinlock); + spin_lock(&dlm->master_lock); + + BUG_ON(dlm->dlm_state != DLM_CTXT_LEAVING); + BUG_ON((find_next_bit(dlm->domain_map, O2NM_MAX_NODES, 0) < O2NM_MAX_NODES)); + + for (i = 0; i < DLM_HASH_BUCKETS; i++) { + bucket = dlm_master_hash(dlm, i); + hlist_for_each_safe(list, tmp, bucket) { + mle = hlist_entry(list, struct dlm_master_list_entry, + master_hash_node); + if (mle->type != DLM_MLE_BLOCK) { + mlog(ML_ERROR, "bad mle: %p\n", mle); + dlm_print_one_mle(mle); + } + atomic_set(&mle->woken, 1); + wake_up(&mle->wq); + + __dlm_unlink_mle(dlm, mle); + __dlm_mle_detach_hb_events(dlm, mle); + __dlm_put_mle(mle); + } + } + spin_unlock(&dlm->master_lock); + spin_unlock(&dlm->spinlock); +} diff --git a/fs/ocfs2/dlmglue.h b/fs/ocfs2/dlmglue.h index d1ce48e..1d596d8 100644 --- a/fs/ocfs2/dlmglue.h +++ b/fs/ocfs2/dlmglue.h @@ -84,6 +84,7 @@ enum { OI_LS_PARENT, OI_LS_RENAME1, OI_LS_RENAME2, + OI_LS_REFLINK_TARGET, }; int ocfs2_dlm_init(struct ocfs2_super *osb); diff --git a/fs/ocfs2/ocfs2_fs.h b/fs/ocfs2/ocfs2_fs.h index 33f1c9a..fa31d05 100644 --- a/fs/ocfs2/ocfs2_fs.h +++ b/fs/ocfs2/ocfs2_fs.h @@ -235,18 +235,31 @@ #define OCFS2_HAS_REFCOUNT_FL (0x0010) /* Inode attributes, keep in sync with EXT2 */ -#define OCFS2_SECRM_FL (0x00000001) /* Secure deletion */ -#define OCFS2_UNRM_FL (0x00000002) /* Undelete */ -#define OCFS2_COMPR_FL (0x00000004) /* Compress file */ -#define OCFS2_SYNC_FL (0x00000008) /* Synchronous updates */ -#define OCFS2_IMMUTABLE_FL (0x00000010) /* Immutable file */ -#define OCFS2_APPEND_FL (0x00000020) /* writes to file may only append */ -#define OCFS2_NODUMP_FL (0x00000040) /* do not dump file */ -#define OCFS2_NOATIME_FL (0x00000080) /* do not update atime */ -#define OCFS2_DIRSYNC_FL (0x00010000) /* dirsync behaviour (directories only) */ - -#define OCFS2_FL_VISIBLE (0x000100FF) /* User visible flags */ -#define OCFS2_FL_MODIFIABLE (0x000100FF) /* User modifiable flags */ +#define OCFS2_SECRM_FL FS_SECRM_FL /* Secure deletion */ +#define OCFS2_UNRM_FL FS_UNRM_FL /* Undelete */ +#define OCFS2_COMPR_FL FS_COMPR_FL /* Compress file */ +#define OCFS2_SYNC_FL FS_SYNC_FL /* Synchronous updates */ +#define OCFS2_IMMUTABLE_FL FS_IMMUTABLE_FL /* Immutable file */ +#define OCFS2_APPEND_FL FS_APPEND_FL /* writes to file may only append */ +#define OCFS2_NODUMP_FL FS_NODUMP_FL /* do not dump file */ +#define OCFS2_NOATIME_FL FS_NOATIME_FL /* do not update atime */ +/* Reserved for compression usage... */ +#define OCFS2_DIRTY_FL FS_DIRTY_FL +#define OCFS2_COMPRBLK_FL FS_COMPRBLK_FL /* One or more compressed clusters */ +#define OCFS2_NOCOMP_FL FS_NOCOMP_FL /* Don't compress */ +#define OCFS2_ECOMPR_FL FS_ECOMPR_FL /* Compression error */ +/* End compression flags --- maybe not all used */ +#define OCFS2_BTREE_FL FS_BTREE_FL /* btree format dir */ +#define OCFS2_INDEX_FL FS_INDEX_FL /* hash-indexed directory */ +#define OCFS2_IMAGIC_FL FS_IMAGIC_FL /* AFS directory */ +#define OCFS2_JOURNAL_DATA_FL FS_JOURNAL_DATA_FL /* Reserved for ext3 */ +#define OCFS2_NOTAIL_FL FS_NOTAIL_FL /* file tail should not be merged */ +#define OCFS2_DIRSYNC_FL FS_DIRSYNC_FL /* dirsync behaviour (directories only) */ +#define OCFS2_TOPDIR_FL FS_TOPDIR_FL /* Top of directory hierarchies*/ +#define OCFS2_RESERVED_FL FS_RESERVED_FL /* reserved for ext2 lib */ + +#define OCFS2_FL_VISIBLE FS_FL_USER_VISIBLE /* User visible flags */ +#define OCFS2_FL_MODIFIABLE FS_FL_USER_MODIFIABLE /* User modifiable flags */ /* * Extent record flags (e_node.leaf.flags) diff --git a/fs/ocfs2/ocfs2_ioctl.h b/fs/ocfs2/ocfs2_ioctl.h index 2d3420a..5d24150 100644 --- a/fs/ocfs2/ocfs2_ioctl.h +++ b/fs/ocfs2/ocfs2_ioctl.h @@ -23,10 +23,10 @@ /* * ioctl commands */ -#define OCFS2_IOC_GETFLAGS _IOR('f', 1, long) -#define OCFS2_IOC_SETFLAGS _IOW('f', 2, long) -#define OCFS2_IOC32_GETFLAGS _IOR('f', 1, int) -#define OCFS2_IOC32_SETFLAGS _IOW('f', 2, int) +#define OCFS2_IOC_GETFLAGS FS_IOC_GETFLAGS +#define OCFS2_IOC_SETFLAGS FS_IOC_SETFLAGS +#define OCFS2_IOC32_GETFLAGS FS_IOC32_GETFLAGS +#define OCFS2_IOC32_SETFLAGS FS_IOC32_SETFLAGS /* * Space reservation / allocation / free ioctls and argument structure diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c index 0afeda831..efdd756 100644 --- a/fs/ocfs2/refcounttree.c +++ b/fs/ocfs2/refcounttree.c @@ -4201,8 +4201,9 @@ static int __ocfs2_reflink(struct dentry *old_dentry, goto out; } - mutex_lock(&new_inode->i_mutex); - ret = ocfs2_inode_lock(new_inode, &new_bh, 1); + mutex_lock_nested(&new_inode->i_mutex, I_MUTEX_CHILD); + ret = ocfs2_inode_lock_nested(new_inode, &new_bh, 1, + OI_LS_REFLINK_TARGET); if (ret) { mlog_errno(ret); goto out_unlock; diff --git a/fs/ocfs2/reservations.c b/fs/ocfs2/reservations.c index d8b6e42..3e78db3 100644 --- a/fs/ocfs2/reservations.c +++ b/fs/ocfs2/reservations.c @@ -732,25 +732,23 @@ int ocfs2_resmap_resv_bits(struct ocfs2_reservation_map *resmap, struct ocfs2_alloc_reservation *resv, int *cstart, int *clen) { - unsigned int wanted = *clen; - if (resv == NULL || ocfs2_resmap_disabled(resmap)) return -ENOSPC; spin_lock(&resv_lock); - /* - * We don't want to over-allocate for temporary - * windows. Otherwise, we run the risk of fragmenting the - * allocation space. - */ - wanted = ocfs2_resv_window_bits(resmap, resv); - if ((resv->r_flags & OCFS2_RESV_FLAG_TMP) || wanted < *clen) - wanted = *clen; - if (ocfs2_resv_empty(resv)) { - mlog(0, "empty reservation, find new window\n"); + /* + * We don't want to over-allocate for temporary + * windows. Otherwise, we run the risk of fragmenting the + * allocation space. + */ + unsigned int wanted = ocfs2_resv_window_bits(resmap, resv); + if ((resv->r_flags & OCFS2_RESV_FLAG_TMP) || wanted < *clen) + wanted = *clen; + + mlog(0, "empty reservation, find new window\n"); /* * Try to get a window here. If it works, we must fall * through and test the bitmap . This avoids some diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c index 8a286f5..849c2f0 100644 --- a/fs/ocfs2/suballoc.c +++ b/fs/ocfs2/suballoc.c @@ -357,7 +357,7 @@ out: static void ocfs2_bg_discontig_add_extent(struct ocfs2_super *osb, struct ocfs2_group_desc *bg, struct ocfs2_chain_list *cl, - u64 p_blkno, u32 clusters) + u64 p_blkno, unsigned int clusters) { struct ocfs2_extent_list *el = &bg->bg_list; struct ocfs2_extent_rec *rec; @@ -369,7 +369,7 @@ static void ocfs2_bg_discontig_add_extent(struct ocfs2_super *osb, rec->e_blkno = cpu_to_le64(p_blkno); rec->e_cpos = cpu_to_le32(le16_to_cpu(bg->bg_bits) / le16_to_cpu(cl->cl_bpc)); - rec->e_leaf_clusters = cpu_to_le32(clusters); + rec->e_leaf_clusters = cpu_to_le16(clusters); le16_add_cpu(&bg->bg_bits, clusters * le16_to_cpu(cl->cl_bpc)); le16_add_cpu(&bg->bg_free_bits_count, clusters * le16_to_cpu(cl->cl_bpc)); diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c index d03469f..06fa5e7 100644 --- a/fs/ocfs2/xattr.c +++ b/fs/ocfs2/xattr.c @@ -1286,13 +1286,11 @@ int ocfs2_xattr_get_nolock(struct inode *inode, xis.inode_bh = xbs.inode_bh = di_bh; di = (struct ocfs2_dinode *)di_bh->b_data; - down_read(&oi->ip_xattr_sem); ret = ocfs2_xattr_ibody_get(inode, name_index, name, buffer, buffer_size, &xis); if (ret == -ENODATA && di->i_xattr_loc) ret = ocfs2_xattr_block_get(inode, name_index, name, buffer, buffer_size, &xbs); - up_read(&oi->ip_xattr_sem); return ret; } @@ -1316,8 +1314,10 @@ static int ocfs2_xattr_get(struct inode *inode, mlog_errno(ret); return ret; } + down_read(&OCFS2_I(inode)->ip_xattr_sem); ret = ocfs2_xattr_get_nolock(inode, di_bh, name_index, name, buffer, buffer_size); + up_read(&OCFS2_I(inode)->ip_xattr_sem); ocfs2_inode_unlock(inode, 0); diff --git a/include/drm/drmP.h b/include/drm/drmP.h index bb5c418..274eaaa 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -612,7 +612,7 @@ struct drm_gem_object { struct kref refcount; /** Handle count of this object. Each handle also holds a reference */ - struct kref handlecount; + atomic_t handle_count; /* number of handles on this object */ /** Related drm device */ struct drm_device *dev; @@ -1151,6 +1151,7 @@ extern int drm_release(struct inode *inode, struct file *filp); extern int drm_mmap(struct file *filp, struct vm_area_struct *vma); extern int drm_mmap_locked(struct file *filp, struct vm_area_struct *vma); extern void drm_vm_open_locked(struct vm_area_struct *vma); +extern void drm_vm_close_locked(struct vm_area_struct *vma); extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); /* Memory management support (drm_memory.h) */ @@ -1411,12 +1412,11 @@ int drm_gem_init(struct drm_device *dev); void drm_gem_destroy(struct drm_device *dev); void drm_gem_object_release(struct drm_gem_object *obj); void drm_gem_object_free(struct kref *kref); -void drm_gem_object_free_unlocked(struct kref *kref); struct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev, size_t size); int drm_gem_object_init(struct drm_device *dev, struct drm_gem_object *obj, size_t size); -void drm_gem_object_handle_free(struct kref *kref); +void drm_gem_object_handle_free(struct drm_gem_object *obj); void drm_gem_vm_open(struct vm_area_struct *vma); void drm_gem_vm_close(struct vm_area_struct *vma); int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma); @@ -1439,8 +1439,12 @@ drm_gem_object_unreference(struct drm_gem_object *obj) static inline void drm_gem_object_unreference_unlocked(struct drm_gem_object *obj) { - if (obj != NULL) - kref_put(&obj->refcount, drm_gem_object_free_unlocked); + if (obj != NULL) { + struct drm_device *dev = obj->dev; + mutex_lock(&dev->struct_mutex); + kref_put(&obj->refcount, drm_gem_object_free); + mutex_unlock(&dev->struct_mutex); + } } int drm_gem_handle_create(struct drm_file *file_priv, @@ -1451,7 +1455,7 @@ static inline void drm_gem_object_handle_reference(struct drm_gem_object *obj) { drm_gem_object_reference(obj); - kref_get(&obj->handlecount); + atomic_inc(&obj->handle_count); } static inline void @@ -1460,12 +1464,15 @@ drm_gem_object_handle_unreference(struct drm_gem_object *obj) if (obj == NULL) return; + if (atomic_read(&obj->handle_count) == 0) + return; /* * Must bump handle count first as this may be the last * ref, in which case the object would disappear before we * checked for a name */ - kref_put(&obj->handlecount, drm_gem_object_handle_free); + if (atomic_dec_and_test(&obj->handle_count)) + drm_gem_object_handle_free(obj); drm_gem_object_unreference(obj); } @@ -1475,12 +1482,17 @@ drm_gem_object_handle_unreference_unlocked(struct drm_gem_object *obj) if (obj == NULL) return; + if (atomic_read(&obj->handle_count) == 0) + return; + /* * Must bump handle count first as this may be the last * ref, in which case the object would disappear before we * checked for a name */ - kref_put(&obj->handlecount, drm_gem_object_handle_free); + + if (atomic_dec_and_test(&obj->handle_count)) + drm_gem_object_handle_free(obj); drm_gem_object_unreference_unlocked(obj); } diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h index 3a9940e..883c1d4 100644 --- a/include/drm/drm_pciids.h +++ b/include/drm/drm_pciids.h @@ -85,7 +85,6 @@ {0x1002, 0x5460, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY}, \ {0x1002, 0x5462, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY}, \ {0x1002, 0x5464, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY}, \ - {0x1002, 0x5657, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5548, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R423|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5549, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R423|RADEON_NEW_MEMMAP}, \ {0x1002, 0x554A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R423|RADEON_NEW_MEMMAP}, \ @@ -103,6 +102,7 @@ {0x1002, 0x564F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5652, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5653, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x5657, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|RADEON_IS_IGP}, \ {0x1002, 0x5835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|RADEON_IS_IGP|RADEON_IS_MOBILITY}, \ {0x1002, 0x5954, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS480|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \ diff --git a/mm/fremap.c b/mm/fremap.c index 46f5dac..ec520c7 100644 --- a/mm/fremap.c +++ b/mm/fremap.c @@ -125,7 +125,6 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, { struct mm_struct *mm = current->mm; struct address_space *mapping; - unsigned long end = start + size; struct vm_area_struct *vma; int err = -EINVAL; int has_write_lock = 0; @@ -142,6 +141,10 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, if (start + size <= start) return err; + /* Does pgoff wrap? */ + if (pgoff + (size >> PAGE_SHIFT) < pgoff) + return err; + /* Can we represent this offset inside this architecture's pte's? */ #if PTE_FILE_MAX_BITS < BITS_PER_LONG if (pgoff + (size >> PAGE_SHIFT) >= (1UL << PTE_FILE_MAX_BITS)) @@ -168,7 +171,7 @@ SYSCALL_DEFINE5(remap_file_pages, unsigned long, start, unsigned long, size, if (!(vma->vm_flags & VM_CAN_NONLINEAR)) goto out; - if (end <= start || start < vma->vm_start || end > vma->vm_end) + if (start < vma->vm_start || start + size > vma->vm_end) goto out; /* Must set VM_NONLINEAR before any pages are populated. */ diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c index b697fd2..10bbbaf 100644 --- a/sound/pci/hda/patch_analog.c +++ b/sound/pci/hda/patch_analog.c @@ -3641,6 +3641,7 @@ static struct snd_pci_quirk ad1984_cfg_tbl[] = { /* Lenovo Thinkpad T61/X61 */ SND_PCI_QUIRK_VENDOR(0x17aa, "Lenovo Thinkpad", AD1984_THINKPAD), SND_PCI_QUIRK(0x1028, 0x0214, "Dell T3400", AD1984_DELL_DESKTOP), + SND_PCI_QUIRK(0x1028, 0x0233, "Dell Latitude E6400", AD1984_DELL_DESKTOP), {} }; diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index a1312a6..a432e6e 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -1594,12 +1594,22 @@ static void alc_auto_parse_digital(struct hda_codec *codec) } if (spec->autocfg.dig_in_pin) { - hda_nid_t dig_nid; - err = snd_hda_get_connections(codec, - spec->autocfg.dig_in_pin, - &dig_nid, 1); - if (err > 0) - spec->dig_in_nid = dig_nid; + dig_nid = codec->start_nid; + for (i = 0; i < codec->num_nodes; i++, dig_nid++) { + unsigned int wcaps = get_wcaps(codec, dig_nid); + if (get_wcaps_type(wcaps) != AC_WID_AUD_IN) + continue; + if (!(wcaps & AC_WCAP_DIGITAL)) + continue; + if (!(wcaps & AC_WCAP_CONN_LIST)) + continue; + err = get_connection_index(codec, dig_nid, + spec->autocfg.dig_in_pin); + if (err >= 0) { + spec->dig_in_nid = dig_nid; + break; + } + } } } diff --git a/sound/pci/oxygen/oxygen.c b/sound/pci/oxygen/oxygen.c index 289cb4d..6c0a11a 100644 --- a/sound/pci/oxygen/oxygen.c +++ b/sound/pci/oxygen/oxygen.c @@ -543,6 +543,10 @@ static int __devinit get_oxygen_model(struct oxygen *chip, chip->model.suspend = claro_suspend; chip->model.resume = claro_resume; chip->model.set_adc_params = set_ak5385_params; + chip->model.device_config = PLAYBACK_0_TO_I2S | + PLAYBACK_1_TO_SPDIF | + CAPTURE_0_FROM_I2S_2 | + CAPTURE_1_FROM_SPDIF; break; } if (id->driver_data == MODEL_MERIDIAN || diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c index b92adef..d6fa7bf 100644 --- a/sound/pci/rme9652/hdsp.c +++ b/sound/pci/rme9652/hdsp.c @@ -4609,6 +4609,7 @@ static int snd_hdsp_hwdep_ioctl(struct snd_hwdep *hw, struct file *file, unsigne if (err < 0) return err; + memset(&info, 0, sizeof(info)); spin_lock_irqsave(&hdsp->lock, flags); info.pref_sync_ref = (unsigned char)hdsp_pref_sync_ref(hdsp); info.wordclock_sync_check = (unsigned char)hdsp_wc_sync_check(hdsp); diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c index 547b713..0c98ef9 100644 --- a/sound/pci/rme9652/hdspm.c +++ b/sound/pci/rme9652/hdspm.c @@ -4127,6 +4127,7 @@ static int snd_hdspm_hwdep_ioctl(struct snd_hwdep * hw, struct file *file, case SNDRV_HDSPM_IOCTL_GET_CONFIG_INFO: + memset(&info, 0, sizeof(info)); spin_lock_irq(&hdspm->lock); info.pref_sync_ref = hdspm_pref_sync_ref(hdspm); info.wordclock_sync_check = hdspm_wc_sync_check(hdspm); diff --git a/sound/soc/sh/migor.c b/sound/soc/sh/migor.c index b823a5c..87e2b7fc 100644 --- a/sound/soc/sh/migor.c +++ b/sound/soc/sh/migor.c @@ -12,6 +12,7 @@ #include <linux/firmware.h> #include <linux/module.h> +#include <asm/clkdev.h> #include <asm/clock.h> #include <cpu/sh7722.h> @@ -40,12 +41,12 @@ static struct clk_ops siumckb_clk_ops = { }; static struct clk siumckb_clk = { - .name = "siumckb_clk", - .id = -1, .ops = &siumckb_clk_ops, .rate = 0, /* initialised at run-time */ }; +static struct clk_lookup *siumckb_lookup; + static int migor_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { @@ -180,6 +181,13 @@ static int __init migor_init(void) if (ret < 0) return ret; + siumckb_lookup = clkdev_alloc(&siumckb_clk, "siumckb_clk", NULL); + if (!siumckb_lookup) { + ret = -ENOMEM; + goto eclkdevalloc; + } + clkdev_add(siumckb_lookup); + /* Port number used on this machine: port B */ migor_snd_device = platform_device_alloc("soc-audio", 1); if (!migor_snd_device) { @@ -200,12 +208,15 @@ static int __init migor_init(void) epdevadd: platform_device_put(migor_snd_device); epdevalloc: + clkdev_drop(siumckb_lookup); +eclkdevalloc: clk_unregister(&siumckb_clk); return ret; } static void __exit migor_exit(void) { + clkdev_drop(siumckb_lookup); clk_unregister(&siumckb_clk); platform_device_unregister(migor_snd_device); } diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c index adbc68c..f6b0d28 100644 --- a/sound/soc/soc-cache.c +++ b/sound/soc/soc-cache.c @@ -203,8 +203,9 @@ static int snd_soc_8_16_write(struct snd_soc_codec *codec, unsigned int reg, data[1] = (value >> 8) & 0xff; data[2] = value & 0xff; - if (!snd_soc_codec_volatile_register(codec, reg)) - reg_cache[reg] = value; + if (!snd_soc_codec_volatile_register(codec, reg) + && reg < codec->reg_cache_size) + reg_cache[reg] = value; if (codec->cache_only) { codec->cache_sync = 1; 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