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-rw-r--r--drivers/gpu/drm/i915/i915_drv.h18
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c58
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c4
-rw-r--r--drivers/gpu/drm/i915/intel_display.c16
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h3
-rw-r--r--drivers/gpu/drm/i915/intel_overlay.c32
6 files changed, 60 insertions, 71 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index bd24861bcd9..6b86e83ae12 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -617,6 +617,12 @@ typedef struct drm_i915_private {
struct delayed_work retire_work;
/**
+ * Are we in a non-interruptible section of code like
+ * modesetting?
+ */
+ bool interruptible;
+
+ /**
* Flag if the X Server, and thus DRM, is not currently in
* control of the device.
*
@@ -1110,8 +1116,7 @@ void i915_gem_release_mmap(struct drm_i915_gem_object *obj);
void i915_gem_lastclose(struct drm_device *dev);
int __must_check i915_mutex_lock_interruptible(struct drm_device *dev);
-int __must_check i915_gem_object_wait_rendering(struct drm_i915_gem_object *obj,
- bool interruptible);
+int __must_check i915_gem_object_wait_rendering(struct drm_i915_gem_object *obj);
void i915_gem_object_move_to_active(struct drm_i915_gem_object *obj,
struct intel_ring_buffer *ring,
u32 seqno);
@@ -1133,8 +1138,7 @@ i915_gem_next_request_seqno(struct intel_ring_buffer *ring)
}
int __must_check i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
- struct intel_ring_buffer *pipelined,
- bool interruptible);
+ struct intel_ring_buffer *pipelined);
int __must_check i915_gem_object_put_fence(struct drm_i915_gem_object *obj);
void i915_gem_retire_requests(struct drm_device *dev);
@@ -1143,8 +1147,7 @@ void i915_gem_clflush_object(struct drm_i915_gem_object *obj);
int __must_check i915_gem_object_set_domain(struct drm_i915_gem_object *obj,
uint32_t read_domains,
uint32_t write_domain);
-int __must_check i915_gem_object_flush_gpu(struct drm_i915_gem_object *obj,
- bool interruptible);
+int __must_check i915_gem_object_flush_gpu(struct drm_i915_gem_object *obj);
int __must_check i915_gem_init_ringbuffer(struct drm_device *dev);
void i915_gem_cleanup_ringbuffer(struct drm_device *dev);
void i915_gem_do_init(struct drm_device *dev,
@@ -1157,8 +1160,7 @@ int __must_check i915_add_request(struct intel_ring_buffer *ring,
struct drm_file *file,
struct drm_i915_gem_request *request);
int __must_check i915_wait_request(struct intel_ring_buffer *ring,
- uint32_t seqno,
- bool interruptible);
+ uint32_t seqno);
int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf);
int __must_check
i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj,
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index f5094bb82d3..ac23dcf084b 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1200,7 +1200,7 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
if (obj->tiling_mode == I915_TILING_NONE)
ret = i915_gem_object_put_fence(obj);
else
- ret = i915_gem_object_get_fence(obj, NULL, true);
+ ret = i915_gem_object_get_fence(obj, NULL);
if (ret)
goto unlock;
@@ -1989,8 +1989,7 @@ i915_gem_retire_work_handler(struct work_struct *work)
*/
int
i915_wait_request(struct intel_ring_buffer *ring,
- uint32_t seqno,
- bool interruptible)
+ uint32_t seqno)
{
drm_i915_private_t *dev_priv = ring->dev->dev_private;
u32 ier;
@@ -2043,7 +2042,7 @@ i915_wait_request(struct intel_ring_buffer *ring,
ring->waiting_seqno = seqno;
if (ring->irq_get(ring)) {
- if (interruptible)
+ if (dev_priv->mm.interruptible)
ret = wait_event_interruptible(ring->irq_queue,
i915_seqno_passed(ring->get_seqno(ring), seqno)
|| atomic_read(&dev_priv->mm.wedged));
@@ -2085,8 +2084,7 @@ i915_wait_request(struct intel_ring_buffer *ring,
* safe to unbind from the GTT or access from the CPU.
*/
int
-i915_gem_object_wait_rendering(struct drm_i915_gem_object *obj,
- bool interruptible)
+i915_gem_object_wait_rendering(struct drm_i915_gem_object *obj)
{
int ret;
@@ -2099,9 +2097,7 @@ i915_gem_object_wait_rendering(struct drm_i915_gem_object *obj,
* it.
*/
if (obj->active) {
- ret = i915_wait_request(obj->ring,
- obj->last_rendering_seqno,
- interruptible);
+ ret = i915_wait_request(obj->ring, obj->last_rendering_seqno);
if (ret)
return ret;
}
@@ -2202,9 +2198,7 @@ static int i915_ring_idle(struct intel_ring_buffer *ring)
return ret;
}
- return i915_wait_request(ring,
- i915_gem_next_request_seqno(ring),
- true);
+ return i915_wait_request(ring, i915_gem_next_request_seqno(ring));
}
int
@@ -2405,8 +2399,7 @@ static bool ring_passed_seqno(struct intel_ring_buffer *ring, u32 seqno)
static int
i915_gem_object_flush_fence(struct drm_i915_gem_object *obj,
- struct intel_ring_buffer *pipelined,
- bool interruptible)
+ struct intel_ring_buffer *pipelined)
{
int ret;
@@ -2425,9 +2418,7 @@ i915_gem_object_flush_fence(struct drm_i915_gem_object *obj,
if (!ring_passed_seqno(obj->last_fenced_ring,
obj->last_fenced_seqno)) {
ret = i915_wait_request(obj->last_fenced_ring,
- obj->last_fenced_seqno,
- interruptible);
-
+ obj->last_fenced_seqno);
if (ret)
return ret;
}
@@ -2453,7 +2444,7 @@ i915_gem_object_put_fence(struct drm_i915_gem_object *obj)
if (obj->tiling_mode)
i915_gem_release_mmap(obj);
- ret = i915_gem_object_flush_fence(obj, NULL, true);
+ ret = i915_gem_object_flush_fence(obj, NULL);
if (ret)
return ret;
@@ -2530,8 +2521,7 @@ i915_find_fence_reg(struct drm_device *dev,
*/
int
i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
- struct intel_ring_buffer *pipelined,
- bool interruptible)
+ struct intel_ring_buffer *pipelined)
{
struct drm_device *dev = obj->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -2554,8 +2544,7 @@ i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
if (!ring_passed_seqno(obj->last_fenced_ring,
reg->setup_seqno)) {
ret = i915_wait_request(obj->last_fenced_ring,
- reg->setup_seqno,
- interruptible);
+ reg->setup_seqno);
if (ret)
return ret;
}
@@ -2564,9 +2553,7 @@ i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
}
} else if (obj->last_fenced_ring &&
obj->last_fenced_ring != pipelined) {
- ret = i915_gem_object_flush_fence(obj,
- pipelined,
- interruptible);
+ ret = i915_gem_object_flush_fence(obj, pipelined);
if (ret)
return ret;
} else if (obj->tiling_changed) {
@@ -2603,7 +2590,7 @@ i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
if (reg == NULL)
return -ENOSPC;
- ret = i915_gem_object_flush_fence(obj, pipelined, interruptible);
+ ret = i915_gem_object_flush_fence(obj, pipelined);
if (ret)
return ret;
@@ -2615,9 +2602,7 @@ i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
if (old->tiling_mode)
i915_gem_release_mmap(old);
- ret = i915_gem_object_flush_fence(old,
- pipelined,
- interruptible);
+ ret = i915_gem_object_flush_fence(old, pipelined);
if (ret) {
drm_gem_object_unreference(&old->base);
return ret;
@@ -2940,7 +2925,7 @@ i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, bool write)
return ret;
if (obj->pending_gpu_write || write) {
- ret = i915_gem_object_wait_rendering(obj, true);
+ ret = i915_gem_object_wait_rendering(obj);
if (ret)
return ret;
}
@@ -2990,7 +2975,7 @@ i915_gem_object_set_to_display_plane(struct drm_i915_gem_object *obj,
/* Currently, we are always called from an non-interruptible context. */
if (pipelined != obj->ring) {
- ret = i915_gem_object_wait_rendering(obj, false);
+ ret = i915_gem_object_wait_rendering(obj);
if (ret)
return ret;
}
@@ -3008,8 +2993,7 @@ i915_gem_object_set_to_display_plane(struct drm_i915_gem_object *obj,
}
int
-i915_gem_object_flush_gpu(struct drm_i915_gem_object *obj,
- bool interruptible)
+i915_gem_object_flush_gpu(struct drm_i915_gem_object *obj)
{
int ret;
@@ -3022,7 +3006,7 @@ i915_gem_object_flush_gpu(struct drm_i915_gem_object *obj,
return ret;
}
- return i915_gem_object_wait_rendering(obj, interruptible);
+ return i915_gem_object_wait_rendering(obj);
}
/**
@@ -3044,7 +3028,7 @@ i915_gem_object_set_to_cpu_domain(struct drm_i915_gem_object *obj, bool write)
if (ret)
return ret;
- ret = i915_gem_object_wait_rendering(obj, true);
+ ret = i915_gem_object_wait_rendering(obj);
if (ret)
return ret;
@@ -3142,7 +3126,7 @@ i915_gem_object_set_cpu_read_domain_range(struct drm_i915_gem_object *obj,
if (ret)
return ret;
- ret = i915_gem_object_wait_rendering(obj, true);
+ ret = i915_gem_object_wait_rendering(obj);
if (ret)
return ret;
@@ -3842,6 +3826,8 @@ i915_gem_load(struct drm_device *dev)
i915_gem_detect_bit_6_swizzle(dev);
init_waitqueue_head(&dev_priv->pending_flip_queue);
+ dev_priv->mm.interruptible = true;
+
dev_priv->mm.inactive_shrinker.shrink = i915_gem_inactive_shrink;
dev_priv->mm.inactive_shrinker.seeks = DEFAULT_SEEKS;
register_shrinker(&dev_priv->mm.inactive_shrinker);
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index f0c93b2e6c6..71a4a3b6915 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -560,7 +560,7 @@ i915_gem_execbuffer_reserve(struct intel_ring_buffer *ring,
if (has_fenced_gpu_access) {
if (need_fence) {
- ret = i915_gem_object_get_fence(obj, ring, 1);
+ ret = i915_gem_object_get_fence(obj, ring);
if (ret)
break;
} else if (entry->flags & EXEC_OBJECT_NEEDS_FENCE &&
@@ -756,7 +756,7 @@ i915_gem_execbuffer_sync_rings(struct drm_i915_gem_object *obj,
/* XXX gpu semaphores are currently causing hard hangs on SNB mobile */
if (INTEL_INFO(obj->base.dev)->gen < 6 || IS_MOBILE(obj->base.dev))
- return i915_gem_object_wait_rendering(obj, true);
+ return i915_gem_object_wait_rendering(obj);
idx = intel_ring_sync_index(from, to);
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 40fcbc91139..c19e974c001 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2067,6 +2067,7 @@ intel_pin_and_fence_fb_obj(struct drm_device *dev,
struct drm_i915_gem_object *obj,
struct intel_ring_buffer *pipelined)
{
+ struct drm_i915_private *dev_priv = dev->dev_private;
u32 alignment;
int ret;
@@ -2091,9 +2092,10 @@ intel_pin_and_fence_fb_obj(struct drm_device *dev,
BUG();
}
+ dev_priv->mm.interruptible = false;
ret = i915_gem_object_pin(obj, alignment, true);
if (ret)
- return ret;
+ goto err_interruptible;
ret = i915_gem_object_set_to_display_plane(obj, pipelined);
if (ret)
@@ -2105,15 +2107,18 @@ intel_pin_and_fence_fb_obj(struct drm_device *dev,
* a fence as the cost is not that onerous.
*/
if (obj->tiling_mode != I915_TILING_NONE) {
- ret = i915_gem_object_get_fence(obj, pipelined, false);
+ ret = i915_gem_object_get_fence(obj, pipelined);
if (ret)
goto err_unpin;
}
+ dev_priv->mm.interruptible = true;
return 0;
err_unpin:
i915_gem_object_unpin(obj);
+err_interruptible:
+ dev_priv->mm.interruptible = true;
return ret;
}
@@ -2247,7 +2252,7 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
* This should only fail upon a hung GPU, in which case we
* can safely continue.
*/
- ret = i915_gem_object_flush_gpu(obj, false);
+ ret = i915_gem_object_flush_gpu(obj);
(void) ret;
}
@@ -2994,9 +2999,12 @@ static void intel_crtc_dpms_overlay(struct intel_crtc *intel_crtc, bool enable)
{
if (!enable && intel_crtc->overlay) {
struct drm_device *dev = intel_crtc->base.dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
mutex_lock(&dev->struct_mutex);
- (void) intel_overlay_switch_off(intel_crtc->overlay, false);
+ dev_priv->mm.interruptible = false;
+ (void) intel_overlay_switch_off(intel_crtc->overlay);
+ dev_priv->mm.interruptible = true;
mutex_unlock(&dev->struct_mutex);
}
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index aae4806203d..08cd27d2c13 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -329,8 +329,7 @@ extern void intel_finish_page_flip_plane(struct drm_device *dev, int plane);
extern void intel_setup_overlay(struct drm_device *dev);
extern void intel_cleanup_overlay(struct drm_device *dev);
-extern int intel_overlay_switch_off(struct intel_overlay *overlay,
- bool interruptible);
+extern int intel_overlay_switch_off(struct intel_overlay *overlay);
extern int intel_overlay_put_image(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int intel_overlay_attrs(struct drm_device *dev, void *data,
diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index 50bc865139a..a670c006982 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -213,7 +213,6 @@ static void intel_overlay_unmap_regs(struct intel_overlay *overlay,
static int intel_overlay_do_wait_request(struct intel_overlay *overlay,
struct drm_i915_gem_request *request,
- bool interruptible,
void (*tail)(struct intel_overlay *))
{
struct drm_device *dev = overlay->dev;
@@ -228,8 +227,7 @@ static int intel_overlay_do_wait_request(struct intel_overlay *overlay,
}
overlay->last_flip_req = request->seqno;
overlay->flip_tail = tail;
- ret = i915_wait_request(LP_RING(dev_priv),
- overlay->last_flip_req, true);
+ ret = i915_wait_request(LP_RING(dev_priv), overlay->last_flip_req);
if (ret)
return ret;
@@ -321,7 +319,7 @@ static int intel_overlay_on(struct intel_overlay *overlay)
OUT_RING(MI_NOOP);
ADVANCE_LP_RING();
- ret = intel_overlay_do_wait_request(overlay, request, true, NULL);
+ ret = intel_overlay_do_wait_request(overlay, request, NULL);
out:
if (pipe_a_quirk)
i830_deactivate_pipe_a(dev);
@@ -400,8 +398,7 @@ static void intel_overlay_off_tail(struct intel_overlay *overlay)
}
/* overlay needs to be disabled in OCMD reg */
-static int intel_overlay_off(struct intel_overlay *overlay,
- bool interruptible)
+static int intel_overlay_off(struct intel_overlay *overlay)
{
struct drm_device *dev = overlay->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -436,14 +433,13 @@ static int intel_overlay_off(struct intel_overlay *overlay,
OUT_RING(MI_WAIT_FOR_EVENT | MI_WAIT_FOR_OVERLAY_FLIP);
ADVANCE_LP_RING();
- return intel_overlay_do_wait_request(overlay, request, interruptible,
+ return intel_overlay_do_wait_request(overlay, request,
intel_overlay_off_tail);
}
/* recover from an interruption due to a signal
* We have to be careful not to repeat work forever an make forward progess. */
-static int intel_overlay_recover_from_interrupt(struct intel_overlay *overlay,
- bool interruptible)
+static int intel_overlay_recover_from_interrupt(struct intel_overlay *overlay)
{
struct drm_device *dev = overlay->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
@@ -452,8 +448,7 @@ static int intel_overlay_recover_from_interrupt(struct intel_overlay *overlay,
if (overlay->last_flip_req == 0)
return 0;
- ret = i915_wait_request(LP_RING(dev_priv),
- overlay->last_flip_req, interruptible);
+ ret = i915_wait_request(LP_RING(dev_priv), overlay->last_flip_req);
if (ret)
return ret;
@@ -498,7 +493,7 @@ static int intel_overlay_release_old_vid(struct intel_overlay *overlay)
OUT_RING(MI_NOOP);
ADVANCE_LP_RING();
- ret = intel_overlay_do_wait_request(overlay, request, true,
+ ret = intel_overlay_do_wait_request(overlay, request,
intel_overlay_release_old_vid_tail);
if (ret)
return ret;
@@ -867,8 +862,7 @@ out_unpin:
return ret;
}
-int intel_overlay_switch_off(struct intel_overlay *overlay,
- bool interruptible)
+int intel_overlay_switch_off(struct intel_overlay *overlay)
{
struct overlay_registers *regs;
struct drm_device *dev = overlay->dev;
@@ -877,7 +871,7 @@ int intel_overlay_switch_off(struct intel_overlay *overlay,
BUG_ON(!mutex_is_locked(&dev->struct_mutex));
BUG_ON(!mutex_is_locked(&dev->mode_config.mutex));
- ret = intel_overlay_recover_from_interrupt(overlay, interruptible);
+ ret = intel_overlay_recover_from_interrupt(overlay);
if (ret != 0)
return ret;
@@ -892,7 +886,7 @@ int intel_overlay_switch_off(struct intel_overlay *overlay,
regs->OCMD = 0;
intel_overlay_unmap_regs(overlay, regs);
- ret = intel_overlay_off(overlay, interruptible);
+ ret = intel_overlay_off(overlay);
if (ret != 0)
return ret;
@@ -1134,7 +1128,7 @@ int intel_overlay_put_image(struct drm_device *dev, void *data,
mutex_lock(&dev->mode_config.mutex);
mutex_lock(&dev->struct_mutex);
- ret = intel_overlay_switch_off(overlay, true);
+ ret = intel_overlay_switch_off(overlay);
mutex_unlock(&dev->struct_mutex);
mutex_unlock(&dev->mode_config.mutex);
@@ -1170,13 +1164,13 @@ int intel_overlay_put_image(struct drm_device *dev, void *data,
goto out_unlock;
}
- ret = intel_overlay_recover_from_interrupt(overlay, true);
+ ret = intel_overlay_recover_from_interrupt(overlay);
if (ret != 0)
goto out_unlock;
if (overlay->crtc != crtc) {
struct drm_display_mode *mode = &crtc->base.mode;
- ret = intel_overlay_switch_off(overlay, true);
+ ret = intel_overlay_switch_off(overlay);
if (ret != 0)
goto out_unlock;