aboutsummaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/radeon/rv770_dpm.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/radeon/rv770_dpm.c')
-rw-r--r--drivers/gpu/drm/radeon/rv770_dpm.c104
1 files changed, 59 insertions, 45 deletions
diff --git a/drivers/gpu/drm/radeon/rv770_dpm.c b/drivers/gpu/drm/radeon/rv770_dpm.c
index 2d347925f77..3c76e1dcdf0 100644
--- a/drivers/gpu/drm/radeon/rv770_dpm.c
+++ b/drivers/gpu/drm/radeon/rv770_dpm.c
@@ -1863,8 +1863,8 @@ void rv770_enable_auto_throttle_source(struct radeon_device *rdev,
}
}
-int rv770_set_thermal_temperature_range(struct radeon_device *rdev,
- int min_temp, int max_temp)
+static int rv770_set_thermal_temperature_range(struct radeon_device *rdev,
+ int min_temp, int max_temp)
{
int low_temp = 0 * 1000;
int high_temp = 255 * 1000;
@@ -1966,6 +1966,15 @@ int rv770_dpm_enable(struct radeon_device *rdev)
if (pi->mg_clock_gating)
rv770_mg_clock_gating_enable(rdev, true);
+ rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
+
+ return 0;
+}
+
+int rv770_dpm_late_enable(struct radeon_device *rdev)
+{
+ int ret;
+
if (rdev->irq.installed &&
r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
PPSMC_Result result;
@@ -1981,8 +1990,6 @@ int rv770_dpm_enable(struct radeon_device *rdev)
DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
}
- rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
-
return 0;
}
@@ -2064,12 +2071,6 @@ int rv770_dpm_set_power_state(struct radeon_device *rdev)
rv770_program_dcodt_after_state_switch(rdev, new_ps, old_ps);
rv770_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps);
- ret = rv770_dpm_force_performance_level(rdev, RADEON_DPM_FORCED_LEVEL_AUTO);
- if (ret) {
- DRM_ERROR("rv770_dpm_force_performance_level failed\n");
- return ret;
- }
-
return 0;
}
@@ -2147,14 +2148,18 @@ static void rv7xx_parse_pplib_non_clock_info(struct radeon_device *rdev,
if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
- } else if (r600_is_uvd_state(rps->class, rps->class2)) {
- rps->vclk = RV770_DEFAULT_VCLK_FREQ;
- rps->dclk = RV770_DEFAULT_DCLK_FREQ;
} else {
rps->vclk = 0;
rps->dclk = 0;
}
+ if (r600_is_uvd_state(rps->class, rps->class2)) {
+ if ((rps->vclk == 0) || (rps->dclk == 0)) {
+ rps->vclk = RV770_DEFAULT_VCLK_FREQ;
+ rps->dclk = RV770_DEFAULT_DCLK_FREQ;
+ }
+ }
+
if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT)
rdev->pm.dpm.boot_ps = rps;
if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
@@ -2169,7 +2174,6 @@ static void rv7xx_parse_pplib_clock_info(struct radeon_device *rdev,
struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
struct rv7xx_ps *ps = rv770_get_ps(rps);
u32 sclk, mclk;
- u16 vddc;
struct rv7xx_pl *pl;
switch (index) {
@@ -2209,8 +2213,8 @@ static void rv7xx_parse_pplib_clock_info(struct radeon_device *rdev,
/* patch up vddc if necessary */
if (pl->vddc == 0xff01) {
- if (radeon_atom_get_max_vddc(rdev, 0, 0, &vddc) == 0)
- pl->vddc = vddc;
+ if (pi->max_vddc)
+ pl->vddc = pi->max_vddc;
}
if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) {
@@ -2246,14 +2250,12 @@ static void rv7xx_parse_pplib_clock_info(struct radeon_device *rdev,
pl->vddci = vddci;
}
- if (rdev->family >= CHIP_BARTS) {
- if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) ==
- ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE) {
- rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = pl->sclk;
- rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = pl->mclk;
- rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = pl->vddc;
- rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = pl->vddci;
- }
+ if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) ==
+ ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE) {
+ rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = pl->sclk;
+ rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = pl->mclk;
+ rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = pl->vddc;
+ rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = pl->vddci;
}
}
@@ -2279,9 +2281,6 @@ int rv7xx_parse_power_table(struct radeon_device *rdev)
power_info->pplib.ucNumStates, GFP_KERNEL);
if (!rdev->pm.dpm.ps)
return -ENOMEM;
- rdev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps);
- rdev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime);
- rdev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime);
for (i = 0; i < power_info->pplib.ucNumStates; i++) {
power_state = (union pplib_power_state *)
@@ -2294,6 +2293,7 @@ int rv7xx_parse_power_table(struct radeon_device *rdev)
(power_state->v1.ucNonClockStateIndex *
power_info->pplib.ucNonClockSize));
if (power_info->pplib.ucStateEntrySize - 1) {
+ u8 *idx;
ps = kzalloc(sizeof(struct rv7xx_ps), GFP_KERNEL);
if (ps == NULL) {
kfree(rdev->pm.dpm.ps);
@@ -2303,12 +2303,12 @@ int rv7xx_parse_power_table(struct radeon_device *rdev)
rv7xx_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
non_clock_info,
power_info->pplib.ucNonClockSize);
+ idx = (u8 *)&power_state->v1.ucClockStateIndices[0];
for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) {
clock_info = (union pplib_clock_info *)
(mode_info->atom_context->bios + data_offset +
le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) +
- (power_state->v1.ucClockStateIndices[j] *
- power_info->pplib.ucClockInfoSize));
+ (idx[j] * power_info->pplib.ucClockInfoSize));
rv7xx_parse_pplib_clock_info(rdev,
&rdev->pm.dpm.ps[i], j,
clock_info);
@@ -2319,12 +2319,25 @@ int rv7xx_parse_power_table(struct radeon_device *rdev)
return 0;
}
+void rv770_get_engine_memory_ss(struct radeon_device *rdev)
+{
+ struct rv7xx_power_info *pi = rv770_get_pi(rdev);
+ struct radeon_atom_ss ss;
+
+ pi->sclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss,
+ ASIC_INTERNAL_ENGINE_SS, 0);
+ pi->mclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss,
+ ASIC_INTERNAL_MEMORY_SS, 0);
+
+ if (pi->sclk_ss || pi->mclk_ss)
+ pi->dynamic_ss = true;
+ else
+ pi->dynamic_ss = false;
+}
+
int rv770_dpm_init(struct radeon_device *rdev)
{
struct rv7xx_power_info *pi;
- int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
- uint16_t data_offset, size;
- uint8_t frev, crev;
struct atom_clock_dividers dividers;
int ret;
@@ -2339,6 +2352,10 @@ int rv770_dpm_init(struct radeon_device *rdev)
pi->min_vddc_in_table = 0;
pi->max_vddc_in_table = 0;
+ ret = r600_get_platform_caps(rdev);
+ if (ret)
+ return ret;
+
ret = rv7xx_parse_power_table(rdev);
if (ret)
return ret;
@@ -2369,16 +2386,7 @@ int rv770_dpm_init(struct radeon_device *rdev)
pi->mvdd_control =
radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_MVDDC, 0);
- if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
- &frev, &crev, &data_offset)) {
- pi->sclk_ss = true;
- pi->mclk_ss = true;
- pi->dynamic_ss = true;
- } else {
- pi->sclk_ss = false;
- pi->mclk_ss = false;
- pi->dynamic_ss = false;
- }
+ rv770_get_engine_memory_ss(rdev);
pi->asi = RV770_ASI_DFLT;
pi->pasi = RV770_HASI_DFLT;
@@ -2393,8 +2401,7 @@ int rv770_dpm_init(struct radeon_device *rdev)
pi->dynamic_pcie_gen2 = true;
- if (pi->gfx_clock_gating &&
- (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE))
+ if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
pi->thermal_protection = true;
else
pi->thermal_protection = false;
@@ -2514,8 +2521,15 @@ u32 rv770_dpm_get_mclk(struct radeon_device *rdev, bool low)
bool rv770_dpm_vblank_too_short(struct radeon_device *rdev)
{
u32 vblank_time = r600_dpm_get_vblank_time(rdev);
+ u32 switch_limit = 200; /* 300 */
+
+ /* RV770 */
+ /* mclk switching doesn't seem to work reliably on desktop RV770s */
+ if ((rdev->family == CHIP_RV770) &&
+ !(rdev->flags & RADEON_IS_MOBILITY))
+ switch_limit = 0xffffffff; /* disable mclk switching */
- if (vblank_time < 300)
+ if (vblank_time < switch_limit)
return true;
else
return false;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 07:00:26 +0000