From: Evan Quan <evan.quan@amd.com>
Date: Tue, 4 Jul 2017 09:21:50 +0800
Subject: drm/amd/powerplay: added new se_cac_idx r/w APIs v2
Git-commit: 16abb5d206499d8cb84103c758d45afbfecf76c0
Patch-mainline: v4.14-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
- 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>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 6 ++++++
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 1 +
2 files changed, 7 insertions(+)
--- 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
#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) \
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2071,6 +2071,7 @@ int amdgpu_device_init(struct amdgpu_dev
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);