drm/amdgpu: Add compatible NPS mode info

Populate the compatible NPS modes also for providing partition
configuration details through sysfs.

Signed-off-by: Lijo Lazar <[email protected]>
Reviewed-by: Asad Kamal <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

Author: Lijo Lazar

drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.h

@@ -77,6 +77,7 @@ struct amdgpu_xcp_cfg {
 	u8 num_res;
 	struct amdgpu_xcp_mgr *xcp_mgr;
 	struct kobject kobj;
+	u16 compatible_nps_modes;
 };
 
 struct amdgpu_xcp_ip_funcs {

drivers/gpu/drm/amd/amdgpu/aqua_vanjaram.c

@@ -455,6 +455,7 @@ static int aqua_vanjaram_get_xcp_res_info(struct amdgpu_xcp_mgr *xcp_mgr,
 	int max_res[AMDGPU_XCP_RES_MAX] = {};
 	bool res_lt_xcp;
 	int num_xcp, i;
+	u16 nps_modes;
 
 	if (!(xcp_mgr->supp_xcp_modes & BIT(mode)))
 		return -EINVAL;
@@ -467,23 +468,33 @@ static int aqua_vanjaram_get_xcp_res_info(struct amdgpu_xcp_mgr *xcp_mgr,
 	switch (mode) {
 	case AMDGPU_SPX_PARTITION_MODE:
 		num_xcp = 1;
+		nps_modes = BIT(AMDGPU_NPS1_PARTITION_MODE);
 		break;
 	case AMDGPU_DPX_PARTITION_MODE:
 		num_xcp = 2;
+		nps_modes = BIT(AMDGPU_NPS1_PARTITION_MODE);
 		break;
 	case AMDGPU_TPX_PARTITION_MODE:
 		num_xcp = 3;
+		nps_modes = BIT(AMDGPU_NPS1_PARTITION_MODE) |
+			    BIT(AMDGPU_NPS4_PARTITION_MODE);
 		break;
 	case AMDGPU_QPX_PARTITION_MODE:
 		num_xcp = 4;
+		nps_modes = BIT(AMDGPU_NPS1_PARTITION_MODE) |
+			    BIT(AMDGPU_NPS4_PARTITION_MODE);
 		break;
 	case AMDGPU_CPX_PARTITION_MODE:
 		num_xcp = NUM_XCC(adev->gfx.xcc_mask);
+		nps_modes = BIT(AMDGPU_NPS1_PARTITION_MODE) |
+			    BIT(AMDGPU_NPS4_PARTITION_MODE);
 		break;
 	default:
 		return -EINVAL;
 	}
 
+	xcp_cfg->compatible_nps_modes =
+		(adev->gmc.supported_nps_modes & nps_modes);
 	xcp_cfg->num_res = ARRAY_SIZE(max_res);
 
 	for (i = 0; i < xcp_cfg->num_res; i++) {