drm/amd/powerplay: added grbm_idx_mutex lock/unlock to cgs v2
- v2: rename param 'en' as 'lock'
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>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
index 9b58940..a99e0bc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c
@@ -614,6 +614,17 @@ static int amdgpu_cgs_enter_safe_mode(struct cgs_device *cgs_device,
return 0;
}
+static void amdgpu_cgs_lock_grbm_idx(struct cgs_device *cgs_device,
+ bool lock)
+{
+ CGS_FUNC_ADEV;
+
+ if (lock)
+ mutex_lock(&adev->grbm_idx_mutex);
+ else
+ mutex_unlock(&adev->grbm_idx_mutex);
+}
+
static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device,
enum cgs_ucode_id type,
struct cgs_firmware_info *info)
@@ -1127,6 +1138,7 @@ static const struct cgs_ops amdgpu_cgs_ops = {
.query_system_info = amdgpu_cgs_query_system_info,
.is_virtualization_enabled = amdgpu_cgs_is_virtualization_enabled,
.enter_safe_mode = amdgpu_cgs_enter_safe_mode,
+ .lock_grbm_idx = amdgpu_cgs_lock_grbm_idx,
};
static const struct cgs_os_ops amdgpu_cgs_os_ops = {