Re: [PATCH 5/5] drm/amdgpu:schedule vce/vcn encode based on priority

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On 8/26/2021 12:43 PM, Satyajit Sahu wrote:
Schedule the encode job in VCE/VCN encode ring
based on the priority set by UMD.

Signed-off-by: Satyajit Sahu <satyajit.sahu@xxxxxxx>
---
  drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 30 +++++++++++++++++++++++++
  1 file changed, 30 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index c88c5c6c54a2..4e6e4b6ea471 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -120,6 +120,30 @@ static enum gfx_pipe_priority amdgpu_ctx_prio_to_compute_prio(int32_t prio)
  	}
  }
+static enum gfx_pipe_priority amdgpu_ctx_sched_prio_to_vce_prio(int32_t prio)

Well, there it is..enum gfx_pipe_priority. I really thought there is some type check protection from compiler, looks like implicit conversion from integral type.

Thanks,
Lijo

+{
+	switch (prio) {
+	case AMDGPU_CTX_PRIORITY_HIGH:
+		return AMDGPU_VCE_ENC_PRIO_HIGH;
+	case AMDGPU_CTX_PRIORITY_VERY_HIGH:
+		return AMDGPU_VCE_ENC_PRIO_VERY_HIGH;
+	default:
+		return AMDGPU_VCE_ENC_PRIO_NORMAL;
+	}
+}
+
+static enum gfx_pipe_priority amdgpu_ctx_sched_prio_to_vcn_prio(int32_t prio)
+{
+	switch (prio) {
+	case AMDGPU_CTX_PRIORITY_HIGH:
+		return AMDGPU_VCN_ENC_PRIO_HIGH;
+	case AMDGPU_CTX_PRIORITY_VERY_HIGH:
+		return AMDGPU_VCN_ENC_PRIO_VERY_HIGH;
+	default:
+		return AMDGPU_VCN_ENC_PRIO_NORMAL;
+	}
+}
+
  static unsigned int amdgpu_ctx_get_hw_prio(struct amdgpu_ctx *ctx, u32 hw_ip)
  {
  	struct amdgpu_device *adev = ctx->adev;
@@ -133,6 +157,12 @@ 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:
+		hw_prio = amdgpu_ctx_sched_prio_to_vce_prio(ctx_prio);
+		break;
+	case AMDGPU_HW_IP_VCN_ENC:
+		hw_prio = amdgpu_ctx_sched_prio_to_vcn_prio(ctx_prio);
+		break;
  	default:
  		hw_prio = AMDGPU_RING_PRIO_DEFAULT;
  		break;




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