]> asedeno.scripts.mit.edu Git - linux.git/commitdiff
drm/amdgpu: change pcie_gen_cap magic code to macro
authorHuang Rui <ray.huang@amd.com>
Wed, 22 Jun 2016 05:49:48 +0000 (13:49 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 7 Jul 2016 19:01:59 +0000 (15:01 -0400)
This patch changes pcie_gen_cap magic code to macro to make it more
readable.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Cc: Eric Huang <JinHuiEric.Huang@amd.com>
Cc: Ken Wang <Qingqing.Wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
drivers/gpu/drm/amd/include/amd_pcie.h
drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
drivers/gpu/drm/amd/powerplay/hwmgr/polaris10_hwmgr.c
drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c

index 307998c247f6c83b2fb24df9a9543397e608e32c..9757a85e78d6a790ec359ed4226dc34cb37da18a 100644 (file)
@@ -1978,9 +1978,6 @@ int amdgpu_gpu_reset(struct amdgpu_device *adev)
        return r;
 }
 
-#define AMDGPU_DEFAULT_PCIE_GEN_MASK 0x30007  /* gen: chipset 1/2, asic 1/2/3 */
-#define AMDGPU_DEFAULT_PCIE_MLW_MASK 0x2f0000 /* 1/2/4/8/16 lanes */
-
 void amdgpu_get_pcie_info(struct amdgpu_device *adev)
 {
        u32 mask;
index 7c2a916c1e63c3e6a00bfeafbda7a92444725085..5eb895fd98bfb6a65de4fd16e595d85c12d7830d 100644 (file)
 #define CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_MASK   0x0000FFFF
 #define CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_SHIFT  0
 
+/* gen: chipset 1/2, asic 1/2/3 */
+#define AMDGPU_DEFAULT_PCIE_GEN_MASK (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1 \
+                                     | CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 \
+                                     | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN1 \
+                                     | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN2 \
+                                     | CAIL_ASIC_PCIE_LINK_SPEED_SUPPORT_GEN3)
+
 /* Following flags shows PCIe lane width switch supported in driver which are decided by chipset and ASIC */
 #define CAIL_PCIE_LINK_WIDTH_SUPPORT_X1          0x00010000
 #define CAIL_PCIE_LINK_WIDTH_SUPPORT_X2          0x00020000
 #define CAIL_PCIE_LINK_WIDTH_SUPPORT_X32         0x00400000
 #define CAIL_PCIE_LINK_WIDTH_SUPPORT_SHIFT       16
 
+/* 1/2/4/8/16 lanes */
+#define AMDGPU_DEFAULT_PCIE_MLW_MASK (CAIL_PCIE_LINK_WIDTH_SUPPORT_X1 \
+                                     | CAIL_PCIE_LINK_WIDTH_SUPPORT_X2 \
+                                     | CAIL_PCIE_LINK_WIDTH_SUPPORT_X4 \
+                                     | CAIL_PCIE_LINK_WIDTH_SUPPORT_X8 \
+                                     | CAIL_PCIE_LINK_WIDTH_SUPPORT_X16)
+
 #endif
index 6831fae5e327cedcd1a2d639d93a7e7b2f819886..744aa886a2be789abc63c3c626dc2f07b3a39edf 100644 (file)
@@ -733,7 +733,7 @@ static int fiji_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
                sys_info.info_id = CGS_SYSTEM_INFO_PCIE_GEN_INFO;
                result = cgs_query_system_info(hwmgr->device, &sys_info);
                if (result)
-                       data->pcie_gen_cap = 0x30007;
+                       data->pcie_gen_cap = AMDGPU_DEFAULT_PCIE_GEN_MASK;
                else
                        data->pcie_gen_cap = (uint32_t)sys_info.value;
                if (data->pcie_gen_cap & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
@@ -742,7 +742,7 @@ static int fiji_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
                sys_info.info_id = CGS_SYSTEM_INFO_PCIE_MLW;
                result = cgs_query_system_info(hwmgr->device, &sys_info);
                if (result)
-                       data->pcie_lane_cap = 0x2f0000;
+                       data->pcie_lane_cap = AMDGPU_DEFAULT_PCIE_MLW_MASK;
                else
                        data->pcie_lane_cap = (uint32_t)sys_info.value;
        } else {
index 06c7867620601a53b82ddef90d8301e3b73669ce..b3bc8fb42de54887e52fc7fc4d79891b3444a88a 100644 (file)
@@ -3293,7 +3293,7 @@ int polaris10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
                sys_info.info_id = CGS_SYSTEM_INFO_PCIE_GEN_INFO;
                result = cgs_query_system_info(hwmgr->device, &sys_info);
                if (result)
-                       data->pcie_gen_cap = 0x30007;
+                       data->pcie_gen_cap = AMDGPU_DEFAULT_PCIE_GEN_MASK;
                else
                        data->pcie_gen_cap = (uint32_t)sys_info.value;
                if (data->pcie_gen_cap & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
@@ -3302,7 +3302,7 @@ int polaris10_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
                sys_info.info_id = CGS_SYSTEM_INFO_PCIE_MLW;
                result = cgs_query_system_info(hwmgr->device, &sys_info);
                if (result)
-                       data->pcie_lane_cap = 0x2f0000;
+                       data->pcie_lane_cap = AMDGPU_DEFAULT_PCIE_MLW_MASK;
                else
                        data->pcie_lane_cap = (uint32_t)sys_info.value;
 
index a96e3fa14465ede54eaafffe88872c8f4e9e4210..ff25098b82e4db7692df5af9593a0e15ebca4c1b 100644 (file)
@@ -4638,7 +4638,7 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
                sys_info.info_id = CGS_SYSTEM_INFO_PCIE_GEN_INFO;
                result = cgs_query_system_info(hwmgr->device, &sys_info);
                if (result)
-                       data->pcie_gen_cap = 0x30007;
+                       data->pcie_gen_cap = AMDGPU_DEFAULT_PCIE_GEN_MASK;
                else
                        data->pcie_gen_cap = (uint32_t)sys_info.value;
                if (data->pcie_gen_cap & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
@@ -4647,7 +4647,7 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
                sys_info.info_id = CGS_SYSTEM_INFO_PCIE_MLW;
                result = cgs_query_system_info(hwmgr->device, &sys_info);
                if (result)
-                       data->pcie_lane_cap = 0x2f0000;
+                       data->pcie_lane_cap = AMDGPU_DEFAULT_PCIE_MLW_MASK;
                else
                        data->pcie_lane_cap = (uint32_t)sys_info.value;
        } else {