diff options
author | Chris Wilson <chris@chris-wilson.co.uk> | 2016-04-29 13:18:23 +0100 |
---|---|---|
committer | Jani Nikula <jani.nikula@intel.com> | 2016-05-23 11:17:39 +0300 |
commit | 83e538020018e3235f5ec40a1f2dfc673bb5ae3c (patch) | |
tree | 650f1b641c169bf3de4c25709bb682f69e244a23 /drivers/gpu | |
parent | 2bae0304684cab917f348ec411cae600130fa6a9 (diff) | |
download | op-kernel-dev-83e538020018e3235f5ec40a1f2dfc673bb5ae3c.zip op-kernel-dev-83e538020018e3235f5ec40a1f2dfc673bb5ae3c.tar.gz |
drm/i915: Fix gen8 semaphores id for legacy mode
With the introduction of a distinct engine->id vs the hardware id, we need
to fix up the value we use for selecting the target engine when signaling
a semaphore. Note that these values can be merged with engine->guc_id.
Fixes: de1add360522c876c25ef2bbbbab1c94bdb509ab
Cc: stable@vger.kernel.org # v4.6
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1461932305-14637-3-git-send-email-chris@chris-wilson.co.uk
(cherry picked from commit 215a7e3210eb208abe634480741e418b5a8bf60c)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 9 | ||||
-rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.h | 3 |
2 files changed, 9 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index fd93987..1160238 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1309,7 +1309,7 @@ static int gen8_rcs_signal(struct drm_i915_gem_request *signaller_req, intel_ring_emit(signaller, seqno); intel_ring_emit(signaller, 0); intel_ring_emit(signaller, MI_SEMAPHORE_SIGNAL | - MI_SEMAPHORE_TARGET(waiter->id)); + MI_SEMAPHORE_TARGET(waiter->hw_id)); intel_ring_emit(signaller, 0); } @@ -1349,7 +1349,7 @@ static int gen8_xcs_signal(struct drm_i915_gem_request *signaller_req, intel_ring_emit(signaller, upper_32_bits(gtt_offset)); intel_ring_emit(signaller, seqno); intel_ring_emit(signaller, MI_SEMAPHORE_SIGNAL | - MI_SEMAPHORE_TARGET(waiter->id)); + MI_SEMAPHORE_TARGET(waiter->hw_id)); intel_ring_emit(signaller, 0); } @@ -2778,6 +2778,7 @@ int intel_init_render_ring_buffer(struct drm_device *dev) engine->name = "render ring"; engine->id = RCS; engine->exec_id = I915_EXEC_RENDER; + engine->hw_id = 0; engine->mmio_base = RENDER_RING_BASE; if (INTEL_INFO(dev)->gen >= 8) { @@ -2929,6 +2930,7 @@ int intel_init_bsd_ring_buffer(struct drm_device *dev) engine->name = "bsd ring"; engine->id = VCS; engine->exec_id = I915_EXEC_BSD; + engine->hw_id = 1; engine->write_tail = ring_write_tail; if (INTEL_INFO(dev)->gen >= 6) { @@ -3007,6 +3009,7 @@ int intel_init_bsd2_ring_buffer(struct drm_device *dev) engine->name = "bsd2 ring"; engine->id = VCS2; engine->exec_id = I915_EXEC_BSD; + engine->hw_id = 4; engine->write_tail = ring_write_tail; engine->mmio_base = GEN8_BSD2_RING_BASE; @@ -3039,6 +3042,7 @@ int intel_init_blt_ring_buffer(struct drm_device *dev) engine->name = "blitter ring"; engine->id = BCS; engine->exec_id = I915_EXEC_BLT; + engine->hw_id = 2; engine->mmio_base = BLT_RING_BASE; engine->write_tail = ring_write_tail; @@ -3098,6 +3102,7 @@ int intel_init_vebox_ring_buffer(struct drm_device *dev) engine->name = "video enhancement ring"; engine->id = VECS; engine->exec_id = I915_EXEC_VEBOX; + engine->hw_id = 3; engine->mmio_base = VEBOX_RING_BASE; engine->write_tail = ring_write_tail; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 2ade194..3adce83 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -156,7 +156,8 @@ struct intel_engine_cs { #define I915_NUM_ENGINES 5 #define _VCS(n) (VCS + (n)) unsigned int exec_id; - unsigned int guc_id; + unsigned int hw_id; + unsigned int guc_id; /* XXX same as hw_id? */ u32 mmio_base; struct drm_device *dev; struct intel_ringbuffer *buffer; |