[PATCH 4/5] 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.s...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 14 ++++++++++++++
 drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h | 14 ++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index 6780df0fb265..14075f2c33f0 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 get_vcn_enc_ring_prio(int index)
+{
+       switch(index) {
+       case AMDGPU_VCN_ENC_GENERAL_PURPOSE:
+               return AMDGPU_VCN_ENC_PRIO_NORMAL;
+       case AMDGPU_VCN_ENC_LOW_LATENCY:
+               return AMDGPU_VCN_ENC_PRIO_HIGH;
+       case AMDGPU_VCN_ENC_REALTIME:
+               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..14dcf23fcf0a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
@@ -290,6 +290,19 @@ 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
+};
+
+enum vcn_enc_ring_type {
+       AMDGPU_VCN_ENC_GENERAL_PURPOSE,
+       AMDGPU_VCN_ENC_LOW_LATENCY,
+       AMDGPU_VCN_ENC_REALTIME
+};
+
 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);
@@ -307,5 +320,6 @@ 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 get_vcn_enc_ring_prio(int index);
 
 #endif
-- 
2.25.1