hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

drm/i915: Compact Gen8 semaphore initialization 

Replace the macro initializer with a programatic loop which
results in smaller code and hopefully just as clear.

v2: Rebase.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Tvrtko Ursulin 2016-06-29 16:09:29 +01:00
parent db3d4019ab
commit 1b9e665064
2 changed files with 14 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/gpu/drm/i915/intel_ringbuffer.c
View File

@ -2888,7 +2888,7 @@ static void intel_ring_init_semaphores(struct drm_i915_private *dev_priv,
struct intel_engine_cs *engine)
{
struct drm_i915_gem_object *obj;
int ret;
int ret, i;
if (!i915_semaphore_is_enabled(dev_priv))
return;
@ -2915,9 +2915,21 @@ static void intel_ring_init_semaphores(struct drm_i915_private *dev_priv,
return;
if (INTEL_GEN(dev_priv) >= 8) {
u64 offset = i915_gem_obj_ggtt_offset(dev_priv->semaphore_obj);
engine->semaphore.sync_to = gen8_ring_sync;
engine->semaphore.signal = gen8_xcs_signal;
GEN8_RING_SEMAPHORE_INIT(engine);
for (i = 0; i < I915_NUM_ENGINES; i++) {
u64 ring_offset;
if (i != engine->id)
ring_offset = offset + GEN8_SEMAPHORE_OFFSET(engine->id, i);
else
ring_offset = MI_SEMAPHORE_SYNC_INVALID;
engine->semaphore.signal_ggtt[i] = ring_offset;
}
} else if (INTEL_GEN(dev_priv) >= 6) {
engine->semaphore.sync_to = gen6_ring_sync;
engine->semaphore.signal = gen6_signal;

12
drivers/gpu/drm/i915/intel_ringbuffer.h
View File

@ -62,18 +62,6 @@ struct intel_hw_status_page {
(i915_gem_obj_ggtt_offset(dev_priv->semaphore_obj) + \
GEN8_SEMAPHORE_OFFSET(from, (__ring)->id))
#define GEN8_RING_SEMAPHORE_INIT(e) do { \
if (!dev_priv->semaphore_obj) { \
break; \
} \
(e)->semaphore.signal_ggtt[RCS] = GEN8_SIGNAL_OFFSET((e), RCS); \
(e)->semaphore.signal_ggtt[VCS] = GEN8_SIGNAL_OFFSET((e), VCS); \
(e)->semaphore.signal_ggtt[BCS] = GEN8_SIGNAL_OFFSET((e), BCS); \
(e)->semaphore.signal_ggtt[VECS] = GEN8_SIGNAL_OFFSET((e), VECS); \
(e)->semaphore.signal_ggtt[VCS2] = GEN8_SIGNAL_OFFSET((e), VCS2); \
(e)->semaphore.signal_ggtt[(e)->id] = MI_SEMAPHORE_SYNC_INVALID; \
} while(0)
enum intel_ring_hangcheck_action {
HANGCHECK_IDLE = 0,
HANGCHECK_WAIT,