drm/i915/skl: Provide a gen9 specific init_render_ring()

WaDisableAsyncFlipPerfMode isn't listed for SKL and
INSTPM_FORCE_ORDERING is MBZ so let's make a gen9 specific render init
function.

Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: Nick Hoath <nicholas.hoath@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index b7f3887..b355da4 100644 (file)
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -1150,6 +1150,17 @@ static int gen8_init_render_ring(struct intel_engine_cs *ring)
        return init_workarounds_ring(ring);
 }
 
+static int gen9_init_render_ring(struct intel_engine_cs *ring)
+{
+       int ret;
+
+       ret = gen8_init_common_ring(ring);
+       if (ret)
+               return ret;
+
+       return init_workarounds_ring(ring);
+}
+
 static int gen8_emit_bb_start(struct intel_ringbuffer *ringbuf,
                              struct intel_context *ctx,
                              u64 offset, unsigned flags)
@@ -1440,7 +1451,10 @@ static int logical_render_ring_init(struct drm_device *dev)
        if (HAS_L3_DPF(dev))
                ring->irq_keep_mask |= GT_RENDER_L3_PARITY_ERROR_INTERRUPT;
 
-       ring->init_hw = gen8_init_render_ring;
+       if (INTEL_INFO(dev)->gen >= 9)
+               ring->init_hw = gen9_init_render_ring;
+       else
+               ring->init_hw = gen8_init_render_ring;
        ring->init_context = gen8_init_rcs_context;
        ring->cleanup = intel_fini_pipe_control;
        ring->get_seqno = gen8_get_seqno;