extern int amdgpu_vcnfw_log;
extern int amdgpu_sg_display;
-extern uint amdgpu_user_partt_mode;
+extern int amdgpu_user_partt_mode;
#define AMDGPU_VM_MAX_NUM_CTX 4096
#define AMDGPU_SG_THRESHOLD (256*1024*1024)
int amdgpu_use_xgmi_p2p = 1;
int amdgpu_vcnfw_log;
int amdgpu_sg_display = -1; /* auto */
-uint amdgpu_user_partt_mode;
+int amdgpu_user_partt_mode = AMDGPU_AUTO_COMPUTE_PARTITION_MODE;
static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work);
* DOC: partition_mode (int)
* Used to override the default SPX mode.
*/
-MODULE_PARM_DESC(user_partt_mode,
- "specify partition mode to be used (0 = AMDGPU_SPX_PARTITION_MODE(default value), \
+MODULE_PARM_DESC(
+ user_partt_mode,
+ "specify partition mode to be used (-2 = AMDGPU_AUTO_COMPUTE_PARTITION_MODE(default value) \
+ 0 = AMDGPU_SPX_PARTITION_MODE, \
1 = AMDGPU_DPX_PARTITION_MODE, \
2 = AMDGPU_TPX_PARTITION_MODE, \
3 = AMDGPU_QPX_PARTITION_MODE, \
AMDGPU_QPX_PARTITION_MODE = 3,
AMDGPU_CPX_PARTITION_MODE = 4,
AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE = -1,
+ /* Automatically choose the right mode */
+ AMDGPU_AUTO_COMPUTE_PARTITION_MODE = -2,
};
#define NUM_XCC(x) hweight16(x)
return 0;
}
+static enum amdgpu_gfx_partition
+__aqua_vanjaram_get_auto_mode(struct amdgpu_xcp_mgr *xcp_mgr)
+{
+ struct amdgpu_device *adev = xcp_mgr->adev;
+ int num_xcc;
+
+ num_xcc = NUM_XCC(xcp_mgr->adev->gfx.xcc_mask);
+
+ if (adev->gmc.num_mem_partitions == 1)
+ return AMDGPU_SPX_PARTITION_MODE;
+
+ if (adev->gmc.num_mem_partitions == num_xcc)
+ return AMDGPU_CPX_PARTITION_MODE;
+
+ if (adev->gmc.num_mem_partitions == num_xcc / 2)
+ return (adev->flags & AMD_IS_APU) ? AMDGPU_TPX_PARTITION_MODE :
+ AMDGPU_QPX_PARTITION_MODE;
+
+ if (adev->gmc.num_mem_partitions == 2 && !(adev->flags & AMD_IS_APU))
+ return AMDGPU_DPX_PARTITION_MODE;
+
+ return AMDGPU_UNKNOWN_COMPUTE_PARTITION_MODE;
+}
+
static bool __aqua_vanjaram_is_valid_mode(struct amdgpu_xcp_mgr *xcp_mgr,
enum amdgpu_gfx_partition mode)
{
adev = xcp_mgr->adev;
num_xcc = NUM_XCC(adev->gfx.xcc_mask);
- if (!__aqua_vanjaram_is_valid_mode(xcp_mgr, mode))
+ if (mode == AMDGPU_AUTO_COMPUTE_PARTITION_MODE)
+ mode = __aqua_vanjaram_get_auto_mode(xcp_mgr);
+ else if (!__aqua_vanjaram_is_valid_mode(xcp_mgr, mode))
return -EINVAL;
if (adev->kfd.init_complete)