[PATCH 2/2] drm/amdgpu: Change pp clock requests to mHz
David Francis
David.Francis at amd.com
Tue Oct 30 19:34:55 UTC 2018
We were multiplying clock requests by 1000 in amdgpu_dm
and then dividing them by 1000 in powerplay.
Also, the vega12 code was dividing by 10 when it should have been
multiplying (to convert units of 10kHz to units of kHz).
Signed-off-by: David Francis <David.Francis at amd.com>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c | 6 +++---
drivers/gpu/drm/amd/include/dm_pp_interface.h | 2 +-
drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c | 4 ++--
drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c | 4 ++--
drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c | 4 ++--
drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 4 ++--
6 files changed, 12 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
index d9daa038fdb2..cfa9b7f545b8 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c
@@ -436,7 +436,7 @@ bool dm_pp_apply_clock_for_voltage_request(
int ret = 0;
pp_clock_request.clock_type = dc_to_pp_clock_type(clock_for_voltage_req->clk_type);
- pp_clock_request.clock_freq_in_khz = clock_for_voltage_req->clocks_in_khz;
+ pp_clock_request.clock_freq_in_mhz = clock_for_voltage_req->clocks_in_khz / 1000;
if (!pp_clock_request.clock_type)
return false;
@@ -485,11 +485,11 @@ void pp_rv_set_display_requirement(struct pp_smu *pp,
return;
clock.clock_type = amd_pp_dcf_clock;
- clock.clock_freq_in_khz = req->hard_min_dcefclk_mhz * 1000;
+ clock.clock_freq_in_mhz = req->hard_min_dcefclk_mhz;
pp_funcs->display_clock_voltage_request(pp_handle, &clock);
clock.clock_type = amd_pp_f_clock;
- clock.clock_freq_in_khz = req->hard_min_fclk_mhz * 1000;
+ clock.clock_freq_in_mhz = req->hard_min_fclk_mhz;
pp_funcs->display_clock_voltage_request(pp_handle, &clock);
}
diff --git a/drivers/gpu/drm/amd/include/dm_pp_interface.h b/drivers/gpu/drm/amd/include/dm_pp_interface.h
index 1d93a0c574c9..114ddd03e238 100644
--- a/drivers/gpu/drm/amd/include/dm_pp_interface.h
+++ b/drivers/gpu/drm/amd/include/dm_pp_interface.h
@@ -188,7 +188,7 @@ struct pp_clock_levels_with_voltage {
struct pp_display_clock_request {
enum amd_pp_clock_type clock_type;
- uint32_t clock_freq_in_khz;
+ uint32_t clock_freq_in_mhz;
};
#endif /* _DM_PP_INTERFACE_ */
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
index dd18cb710391..d6a6a4f4ac9d 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c
@@ -57,7 +57,7 @@ static int smu10_display_clock_voltage_request(struct pp_hwmgr *hwmgr,
{
struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend);
enum amd_pp_clock_type clk_type = clock_req->clock_type;
- uint32_t clk_freq = clock_req->clock_freq_in_khz / 1000;
+ uint32_t clk_freq = clock_req->clock_freq_in_mhz;
PPSMC_Msg msg;
switch (clk_type) {
@@ -203,7 +203,7 @@ static int smu10_set_clock_limit(struct pp_hwmgr *hwmgr, const void *input)
clocks.dcefClock = hwmgr->display_config->min_dcef_set_clk;
clock_req.clock_type = amd_pp_dcf_clock;
- clock_req.clock_freq_in_khz = clocks.dcefClock * 10;
+ clock_req.clock_freq_in_mhz = clocks.dcefClock / 100;
PP_ASSERT_WITH_CODE(!smu10_display_clock_voltage_request(hwmgr, &clock_req),
"Attempt to set DCF Clock Failed!", return -EINVAL);
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index 419a1d77d661..f926a46bf256 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -3740,7 +3740,7 @@ int vega10_display_clock_voltage_request(struct pp_hwmgr *hwmgr,
{
int result = 0;
enum amd_pp_clock_type clk_type = clock_req->clock_type;
- uint32_t clk_freq = clock_req->clock_freq_in_khz / 1000;
+ uint32_t clk_freq = clock_req->clock_freq_in_mhz;
DSPCLK_e clk_select = 0;
uint32_t clk_request = 0;
@@ -3825,7 +3825,7 @@ static int vega10_notify_smc_display_config_after_ps_adjustment(
if (i < dpm_table->count) {
clock_req.clock_type = amd_pp_dcef_clock;
- clock_req.clock_freq_in_khz = dpm_table->dpm_levels[i].value * 10;
+ clock_req.clock_freq_in_mhz = dpm_table->dpm_levels[i].value / 100;
if (!vega10_display_clock_voltage_request(hwmgr, &clock_req)) {
smum_send_msg_to_smc_with_parameter(
hwmgr, PPSMC_MSG_SetMinDeepSleepDcefclk,
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
index 74bc37308dc0..6478711f0b88 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c
@@ -1349,7 +1349,7 @@ int vega12_display_clock_voltage_request(struct pp_hwmgr *hwmgr,
int result = 0;
struct vega12_hwmgr *data = (struct vega12_hwmgr *)(hwmgr->backend);
enum amd_pp_clock_type clk_type = clock_req->clock_type;
- uint32_t clk_freq = clock_req->clock_freq_in_khz / 1000;
+ uint32_t clk_freq = clock_req->clock_freq_in_mhz;
PPCLK_e clk_select = 0;
uint32_t clk_request = 0;
@@ -1405,7 +1405,7 @@ static int vega12_notify_smc_display_config_after_ps_adjustment(
if (data->smu_features[GNLD_DPM_DCEFCLK].supported) {
clock_req.clock_type = amd_pp_dcef_clock;
- clock_req.clock_freq_in_khz = min_clocks.dcefClock/10;
+ clock_req.clock_freq_in_mhz = min_clocks.dcefClock / 100;
if (!vega12_display_clock_voltage_request(hwmgr, &clock_req)) {
if (data->smu_features[GNLD_DS_DCEFCLK].supported)
PP_ASSERT_WITH_CODE(
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
index 57143d51e3ee..7cddc39e4cd3 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c
@@ -1991,7 +1991,7 @@ int vega20_display_clock_voltage_request(struct pp_hwmgr *hwmgr,
int result = 0;
struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend);
enum amd_pp_clock_type clk_type = clock_req->clock_type;
- uint32_t clk_freq = clock_req->clock_freq_in_khz / 1000;
+ uint32_t clk_freq = clock_req->clock_freq_in_mhz;
PPCLK_e clk_select = 0;
uint32_t clk_request = 0;
@@ -2057,7 +2057,7 @@ static int vega20_notify_smc_display_config_after_ps_adjustment(
if (data->smu_features[GNLD_DPM_DCEFCLK].supported) {
clock_req.clock_type = amd_pp_dcef_clock;
- clock_req.clock_freq_in_khz = min_clocks.dcefClock * 10;
+ clock_req.clock_freq_in_mhz = min_clocks.dcefClock / 100;
if (!vega20_display_clock_voltage_request(hwmgr, &clock_req)) {
if (data->smu_features[GNLD_DS_DCEFCLK].supported)
PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc_with_parameter(
--
2.17.1
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