[PATCH v2 3/3] drm/amdgpu:schedule vce/vcn encode based on priority

Satyajit Sahu satyajit.sahu at amd.com
Fri Aug 27 12:43:00 UTC 2021


Schedule the encode job in VCE/VCN encode ring
based on the priority set by UMD.

Signed-off-by: Satyajit Sahu <satyajit.sahu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index 0d1928260650..468003583b2a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -120,6 +120,18 @@ static enum amdgpu_gfx_pipe_priority amdgpu_ctx_prio_to_compute_prio(int32_t pri
 	}
 }
 
+static enum amdgpu_ring_priority_level amdgpu_ctx_sched_prio_to_ring_prio(int32_t prio)
+{
+	switch (prio) {
+	case AMDGPU_CTX_PRIORITY_HIGH:
+		return AMDGPU_RING_PRIO_1;
+	case AMDGPU_CTX_PRIORITY_VERY_HIGH:
+		return AMDGPU_RING_PRIO_2;
+	default:
+		return AMDGPU_RING_PRIO_0;
+	}
+}
+
 static unsigned int amdgpu_ctx_get_hw_prio(struct amdgpu_ctx *ctx, u32 hw_ip)
 {
 	struct amdgpu_device *adev = ctx->adev;
@@ -133,6 +145,10 @@ static unsigned int amdgpu_ctx_get_hw_prio(struct amdgpu_ctx *ctx, u32 hw_ip)
 	case AMDGPU_HW_IP_COMPUTE:
 		hw_prio = amdgpu_ctx_prio_to_compute_prio(ctx_prio);
 		break;
+	case AMDGPU_HW_IP_VCE:
+	case AMDGPU_HW_IP_VCN_ENC:
+		hw_prio = amdgpu_ctx_sched_prio_to_ring_prio(ctx_prio);
+		break;
 	default:
 		hw_prio = AMDGPU_RING_PRIO_DEFAULT;
 		break;
-- 
2.25.1



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