[PATCH 2/5] drm/amdgpu/vcn:set vcn encode ring priority level

[Satyajit Sahu]

There are multiple rings available in VCN encode. Map each ring
to different priority.

Signed-off-by: Satyajit Sahu <satyajit.sahu at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 14 ++++++++++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h |  9 +++++++++
 2 files changed, 23 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index 6780df0fb265..ce40e7a3ce05 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -951,3 +951,17 @@ int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout)
 
 	return r;
 }
+
+enum vcn_enc_ring_priority amdgpu_vcn_get_enc_ring_prio(int index)
+{
+	switch(index) {
+	case 0:
+		return AMDGPU_VCN_ENC_PRIO_NORMAL;
+	case 1:
+		return AMDGPU_VCN_ENC_PRIO_HIGH;
+	case 2:
+		return AMDGPU_VCN_ENC_PRIO_VERY_HIGH;
+	default:
+		return AMDGPU_VCN_ENC_PRIO_NORMAL;
+	}
+}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
index d74c62b49795..938ee73dfbfc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
@@ -290,6 +290,13 @@ enum vcn_ring_type {
 	VCN_UNIFIED_RING,
 };
 
+enum vcn_enc_ring_priority {
+	AMDGPU_VCN_ENC_PRIO_NORMAL = 1,
+	AMDGPU_VCN_ENC_PRIO_HIGH,
+	AMDGPU_VCN_ENC_PRIO_VERY_HIGH,
+	AMDGPU_VCN_ENC_PRIO_MAX
+};
+
 int amdgpu_vcn_sw_init(struct amdgpu_device *adev);
 int amdgpu_vcn_sw_fini(struct amdgpu_device *adev);
 int amdgpu_vcn_suspend(struct amdgpu_device *adev);
@@ -308,4 +315,6 @@ int amdgpu_vcn_dec_sw_ring_test_ib(struct amdgpu_ring *ring, long timeout);
 int amdgpu_vcn_enc_ring_test_ring(struct amdgpu_ring *ring);
 int amdgpu_vcn_enc_ring_test_ib(struct amdgpu_ring *ring, long timeout);
 
+enum vcn_enc_ring_priority amdgpu_vcn_get_enc_ring_prio(int index);
+
 #endif
-- 
2.25.1