drm/amd/powerplay: added new se_cac_idx r/w APIs v2

  - v2: added missing spinlock init

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

2 files changed, 7 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 56cac98892f1..1bb1912f863c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1560,6 +1560,10 @@ struct amdgpu_device {
         spinlock_t gc_cac_idx_lock;
         amdgpu_rreg_t                   gc_cac_rreg;
         amdgpu_wreg_t                   gc_cac_wreg;
+        /* protects concurrent se_cac register access */
+        spinlock_t se_cac_idx_lock;
+        amdgpu_rreg_t                   se_cac_rreg;
+        amdgpu_wreg_t                   se_cac_wreg;
         /* protects concurrent ENDPOINT (audio) register access */
         spinlock_t audio_endpt_idx_lock;
         amdgpu_block_rreg_t             audio_endpt_rreg;
@@ -1747,6 +1751,8 @@ void amdgpu_mm_wdoorbell64(struct amdgpu_device *adev, u32 index, u64 v);
 #define WREG32_DIDT(reg, v) adev->didt_wreg(adev, (reg), (v))
 #define RREG32_GC_CAC(reg) adev->gc_cac_rreg(adev, (reg))
 #define WREG32_GC_CAC(reg, v) adev->gc_cac_wreg(adev, (reg), (v))
+#define RREG32_SE_CAC(reg) adev->se_cac_rreg(adev, (reg))
+#define WREG32_SE_CAC(reg, v) adev->se_cac_wreg(adev, (reg), (v))
 #define RREG32_AUDIO_ENDPT(block, reg) adev->audio_endpt_rreg(adev, (block), (reg))
 #define WREG32_AUDIO_ENDPT(block, reg, v) adev->audio_endpt_wreg(adev, (block), (reg), (v))
 #define WREG32_P(reg, val, mask)                                \
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 8ce522b490c8..541695768f0a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2075,6 +2075,7 @@ int amdgpu_device_init(struct amdgpu_device *adev,
         spin_lock_init(&adev->uvd_ctx_idx_lock);
         spin_lock_init(&adev->didt_idx_lock);
         spin_lock_init(&adev->gc_cac_idx_lock);
+        spin_lock_init(&adev->se_cac_idx_lock);
         spin_lock_init(&adev->audio_endpt_idx_lock);
         spin_lock_init(&adev->mm_stats.lock);