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Code Issues Releases Wiki Activity

drm/amdgpu: correct the return value for error case

Browse source 
It should not return 0 for error case as '0' is actually
a special value for index.

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>
This commit is contained in:
Evan Quan 2018-12-17 17:51:22 +08:00 committed by Alex Deucher
parent e98bdb8061
commit 379c237e39
3 changed files with 31 additions and 16 deletions
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12
drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h
View file

@ -83,8 +83,8 @@ struct psp_funcs
enum AMDGPU_UCODE_ID ucode_type);
bool (*smu_reload_quirk)(struct psp_context *psp);
int (*mode1_reset)(struct psp_context *psp);
uint64_t (*xgmi_get_node_id)(struct psp_context *psp);
uint64_t (*xgmi_get_hive_id)(struct psp_context *psp);
int (*xgmi_get_node_id)(struct psp_context *psp, uint64_t *node_id);
int (*xgmi_get_hive_id)(struct psp_context *psp, uint64_t *hive_id);
int (*xgmi_get_topology_info)(struct psp_context *psp, int number_devices,
struct psp_xgmi_topology_info *topology);
int (*xgmi_set_topology_info)(struct psp_context *psp, int number_devices,
@ -197,10 +197,10 @@ struct psp_xgmi_topology_info {
((psp)->funcs->support_vmr_ring ? (psp)->funcs->support_vmr_ring((psp)) : false)
#define psp_mode1_reset(psp) \
((psp)->funcs->mode1_reset ? (psp)->funcs->mode1_reset((psp)) : false)
#define psp_xgmi_get_node_id(psp) \
((psp)->funcs->xgmi_get_node_id ? (psp)->funcs->xgmi_get_node_id((psp)) : 0)
#define psp_xgmi_get_hive_id(psp) \
((psp)->funcs->xgmi_get_hive_id ? (psp)->funcs->xgmi_get_hive_id((psp)) : 0)
#define psp_xgmi_get_node_id(psp, node_id) \
((psp)->funcs->xgmi_get_node_id ? (psp)->funcs->xgmi_get_node_id((psp), (node_id)) : -EINVAL)
#define psp_xgmi_get_hive_id(psp, hive_id) \
((psp)->funcs->xgmi_get_hive_id ? (psp)->funcs->xgmi_get_hive_id((psp), (hive_id)) : -EINVAL)
#define psp_xgmi_get_topology_info(psp, num_device, topology) \
((psp)->funcs->xgmi_get_topology_info ? \
(psp)->funcs->xgmi_get_topology_info((psp), (num_device), (topology)) : -EINVAL)

15
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
View file

@ -97,8 +97,19 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
if (!adev->gmc.xgmi.supported)
return 0;
adev->gmc.xgmi.node_id = psp_xgmi_get_node_id(&adev->psp);
adev->gmc.xgmi.hive_id = psp_xgmi_get_hive_id(&adev->psp);
ret = psp_xgmi_get_node_id(&adev->psp, &adev->gmc.xgmi.node_id);
if (ret) {
dev_err(adev->dev,
"XGMI: Failed to get node id\n");
return ret;
}
ret = psp_xgmi_get_hive_id(&adev->psp, &adev->gmc.xgmi.hive_id);
if (ret) {
dev_err(adev->dev,
"XGMI: Failed to get hive id\n");
return ret;
}
mutex_lock(&xgmi_mutex);
hive = amdgpu_get_xgmi_hive(adev);

20
drivers/gpu/drm/amd/amdgpu/psp_v11_0.c
View file

@ -687,7 +687,7 @@ static int psp_v11_0_xgmi_set_topology_info(struct psp_context *psp,
return psp_xgmi_invoke(psp, TA_COMMAND_XGMI__SET_TOPOLOGY_INFO);
}
static u64 psp_v11_0_xgmi_get_hive_id(struct psp_context *psp)
static int psp_v11_0_xgmi_get_hive_id(struct psp_context *psp, uint64_t *hive_id)
{
struct ta_xgmi_shared_memory *xgmi_cmd;
int ret;
@ -700,12 +700,14 @@ static u64 psp_v11_0_xgmi_get_hive_id(struct psp_context *psp)
/* Invoke xgmi ta to get hive id */
ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
if (ret)
return 0;
else
return xgmi_cmd->xgmi_out_message.get_hive_id.hive_id;
return ret;
*hive_id = xgmi_cmd->xgmi_out_message.get_hive_id.hive_id;
return 0;
}
static u64 psp_v11_0_xgmi_get_node_id(struct psp_context *psp)
static int psp_v11_0_xgmi_get_node_id(struct psp_context *psp, uint64_t *node_id)
{
struct ta_xgmi_shared_memory *xgmi_cmd;
int ret;
@ -718,9 +720,11 @@ static u64 psp_v11_0_xgmi_get_node_id(struct psp_context *psp)
/* Invoke xgmi ta to get the node id */
ret = psp_xgmi_invoke(psp, xgmi_cmd->cmd_id);
if (ret)
return 0;
else
return xgmi_cmd->xgmi_out_message.get_node_id.node_id;
return ret;
*node_id = xgmi_cmd->xgmi_out_message.get_node_id.node_id;
return 0;
}
static const struct psp_funcs psp_v11_0_funcs = {