From: Oscar Mateo <[email protected]> No mistery here: the seqno is still retrieved from the engine's HW status page (the one in the default context. For the moment, I see no reason to worry about other context's HWS page).
Signed-off-by: Oscar Mateo <[email protected]> --- drivers/gpu/drm/i915/intel_lrc.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index b0da0bc..6c62ae5 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -129,6 +129,16 @@ static int gen8_init_render_ring(struct intel_engine_cs *ring) return ret; } +static u32 gen8_get_seqno(struct intel_engine_cs *ring, bool lazy_coherency) +{ + return intel_read_status_page(ring, I915_GEM_HWS_INDEX); +} + +static void gen8_set_seqno(struct intel_engine_cs *ring, u32 seqno) +{ + intel_write_status_page(ring, I915_GEM_HWS_INDEX, seqno); +} + void intel_logical_ring_cleanup(struct intel_engine_cs *ring) { if (!intel_ring_initialized(ring)) @@ -201,6 +211,8 @@ static int logical_render_ring_init(struct drm_device *dev) ring->init = gen8_init_render_ring; ring->cleanup = intel_fini_pipe_control; + ring->get_seqno = gen8_get_seqno; + ring->set_seqno = gen8_set_seqno; return logical_ring_init(dev, ring); } @@ -217,6 +229,8 @@ static int logical_bsd_ring_init(struct drm_device *dev) GT_RENDER_USER_INTERRUPT << GEN8_VCS1_IRQ_SHIFT; ring->init = gen8_init_common_ring; + ring->get_seqno = gen8_get_seqno; + ring->set_seqno = gen8_set_seqno; return logical_ring_init(dev, ring); } @@ -233,6 +247,8 @@ static int logical_bsd2_ring_init(struct drm_device *dev) GT_RENDER_USER_INTERRUPT << GEN8_VCS2_IRQ_SHIFT; ring->init = gen8_init_common_ring; + ring->get_seqno = gen8_get_seqno; + ring->set_seqno = gen8_set_seqno; return logical_ring_init(dev, ring); } @@ -249,6 +265,8 @@ static int logical_blt_ring_init(struct drm_device *dev) GT_RENDER_USER_INTERRUPT << GEN8_BCS_IRQ_SHIFT; ring->init = gen8_init_common_ring; + ring->get_seqno = gen8_get_seqno; + ring->set_seqno = gen8_set_seqno; return logical_ring_init(dev, ring); } @@ -265,6 +283,8 @@ static int logical_vebox_ring_init(struct drm_device *dev) GT_RENDER_USER_INTERRUPT << GEN8_VECS_IRQ_SHIFT; ring->init = gen8_init_common_ring; + ring->get_seqno = gen8_get_seqno; + ring->set_seqno = gen8_set_seqno; return logical_ring_init(dev, ring); } -- 1.9.0 _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
