On Thu, Jul 24, 2014 at 05:04:25PM +0100, Thomas Daniel wrote:
> From: Oscar Mateo <oscar.mateo@xxxxxxxxx>
>
> 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 <oscar.mateo@xxxxxxxxx>
Ok, merged or bikeshedded up to this one. I need a bit a break to
recharge, will continue later on.
Cheers, Daniel
> ---
> 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 7c8b75e..f171fd5 100644
> --- a/drivers/gpu/drm/i915/intel_lrc.c
> +++ b/drivers/gpu/drm/i915/intel_lrc.c
> @@ -149,6 +149,16 @@ 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))
> @@ -221,6 +231,8 @@ 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);
> }
> @@ -237,6 +249,8 @@ 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);
> }
> @@ -253,6 +267,8 @@ 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);
> }
> @@ -269,6 +285,8 @@ 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);
> }
> @@ -285,6 +303,8 @@ 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);
> }
> --
> 1.7.9.5
>
> _______________________________________________
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> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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