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drm/amd/pp: Refine code in powerplay for Cz/Vega10 

Add dpm check functions on CZ/Vega10 to smu backend
function table.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2018-02-22 20:27:07 +08:00 committed by Alex Deucher
parent d246cd53fd
commit af264d0245
6 changed files with 43 additions and 39 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
View File

@ -1009,32 +1009,9 @@ static void cz_reset_acp_boot_level(struct pp_hwmgr *hwmgr)
cz_hwmgr->acp_boot_level = 0xff;
}
static bool cz_dpm_check_smu_features(struct pp_hwmgr *hwmgr,
unsigned long check_feature)
{
int result;
unsigned long features;
result = smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_GetFeatureStatus, 0);
if (result == 0) {
features = smum_get_argument(hwmgr);
if (features & check_feature)
return true;
}
return false;
}
static bool cz_check_for_dpm_enabled(struct pp_hwmgr *hwmgr)
{
if (cz_dpm_check_smu_features(hwmgr, SMU_EnabledFeatureScoreboard_SclkDpmOn))
return true;
return false;
}
static int cz_disable_dpm_tasks(struct pp_hwmgr *hwmgr)
{
if (!cz_check_for_dpm_enabled(hwmgr)) {
if (!smum_is_dpm_running(hwmgr)) {
pr_info("dpm has been disabled\n");
return 0;
}
@ -1049,7 +1026,7 @@ static int cz_disable_dpm_tasks(struct pp_hwmgr *hwmgr)
static int cz_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
{
if (cz_check_for_dpm_enabled(hwmgr)) {
if (smum_is_dpm_running(hwmgr)) {
pr_info("dpm has been enabled\n");
return 0;
}

1
drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.h
View File

@ -171,7 +171,6 @@ struct cz_power_state {
#define DPMFlags_Debug 0x80000000
#define SMU_EnabledFeatureScoreboard_AcpDpmOn 0x00000001 /* bit 0 */
#define SMU_EnabledFeatureScoreboard_SclkDpmOn 0x00200000
#define SMU_EnabledFeatureScoreboard_UvdDpmOn 0x00800000 /* bit 23 */
#define SMU_EnabledFeatureScoreboard_VceDpmOn 0x01000000 /* bit 24 */

15
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
View File

@ -931,17 +931,6 @@ static int vega10_setup_asic_task(struct pp_hwmgr *hwmgr)
return 0;
}
static bool vega10_is_dpm_running(struct pp_hwmgr *hwmgr)
{
uint32_t features_enabled;
if (!vega10_get_smc_features(hwmgr, &features_enabled)) {
if (features_enabled & SMC_DPM_FEATURES)
return true;
}
return false;
}
/**
* Remove repeated voltage values and create table with unique values.
*
@ -2874,7 +2863,7 @@ static int vega10_enable_dpm_tasks(struct pp_hwmgr *hwmgr)
smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_NumOfDisplays, 0);
tmp_result = (!vega10_is_dpm_running(hwmgr)) ? 0 : -1;
tmp_result = (!smum_is_dpm_running(hwmgr)) ? 0 : -1;
PP_ASSERT_WITH_CODE(!tmp_result,
"DPM is already running right , skipping re-enablement!",
return 0);
@ -4699,7 +4688,7 @@ static int vega10_disable_dpm_tasks(struct pp_hwmgr *hwmgr)
{
int tmp_result, result = 0;
tmp_result = (vega10_is_dpm_running(hwmgr)) ? 0 : -1;
tmp_result = (smum_is_dpm_running(hwmgr)) ? 0 : -1;
PP_ASSERT_WITH_CODE(tmp_result == 0,
"DPM is not running right now, no need to disable DPM!",
return 0);

24
drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.c
View File

@ -855,6 +855,29 @@ static int cz_smu_fini(struct pp_hwmgr *hwmgr)
return 0;
}
static bool cz_dpm_check_smu_features(struct pp_hwmgr *hwmgr,
unsigned long check_feature)
{
int result;
unsigned long features;
result = cz_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_GetFeatureStatus, 0);
if (result == 0) {
features = smum_get_argument(hwmgr);
if (features & check_feature)
return true;
}
return false;
}
static bool cz_is_dpm_running(struct pp_hwmgr *hwmgr)
{
if (cz_dpm_check_smu_features(hwmgr, SMU_EnabledFeatureScoreboard_SclkDpmOn))
return true;
return false;
}
const struct pp_smumgr_func cz_smu_funcs = {
.smu_init = cz_smu_init,
.smu_fini = cz_smu_fini,
@ -867,5 +890,6 @@ const struct pp_smumgr_func cz_smu_funcs = {
.send_msg_to_smc_with_parameter = cz_send_msg_to_smc_with_parameter,
.download_pptable_settings = cz_download_pptable_settings,
.upload_pptable_settings = cz_upload_pptable_settings,
.is_dpm_running = cz_is_dpm_running,
};

2
drivers/gpu/drm/amd/powerplay/smumgr/cz_smumgr.h
View File

@ -31,6 +31,8 @@
#define CZ_SCRATCH_SIZE_SDMA_METADATA 1024
#define CZ_SCRATCH_SIZE_IH ((2*256+1)*4)
#define SMU_EnabledFeatureScoreboard_SclkDpmOn 0x00200000
enum cz_scratch_entry {
CZ_SCRATCH_ENTRY_UCODE_ID_SDMA0 = 0,
CZ_SCRATCH_ENTRY_UCODE_ID_SDMA1,

13
drivers/gpu/drm/amd/powerplay/smumgr/vega10_smumgr.c
View File

@ -317,6 +317,18 @@ int vega10_get_smc_features(struct pp_hwmgr *hwmgr,
return 0;
}
static bool vega10_is_dpm_running(struct pp_hwmgr *hwmgr)
{
uint32_t features_enabled = 0;
vega10_get_smc_features(hwmgr, &features_enabled);
if (features_enabled & SMC_DPM_FEATURES)
return true;
else
return false;
}
int vega10_set_tools_address(struct pp_hwmgr *hwmgr)
{
struct vega10_smumgr *priv =
@ -583,4 +595,5 @@ const struct pp_smumgr_func vega10_smu_funcs = {
.send_msg_to_smc_with_parameter = &vega10_send_msg_to_smc_with_parameter,
.download_pptable_settings = NULL,
.upload_pptable_settings = NULL,
.is_dpm_running = vega10_is_dpm_running,
};