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path: root/drivers/gpu/drm/radeon/rv6xx_dpm.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/rv6xx_dpm.c')
-rw-r--r--drivers/gpu/drm/radeon/rv6xx_dpm.c103
1 files changed, 65 insertions, 38 deletions
diff --git a/drivers/gpu/drm/radeon/rv6xx_dpm.c b/drivers/gpu/drm/radeon/rv6xx_dpm.c
index 8303de267ee..e7045b08571 100644
--- a/drivers/gpu/drm/radeon/rv6xx_dpm.c
+++ b/drivers/gpu/drm/radeon/rv6xx_dpm.c
@@ -407,9 +407,9 @@ static void rv6xx_enable_engine_feedback_and_reference_sync(struct radeon_device
WREG32_P(SPLL_CNTL_MODE, SPLL_DIV_SYNC, ~SPLL_DIV_SYNC);
}
-static u64 rv6xx_clocks_per_unit(u32 unit)
+static u32 rv6xx_clocks_per_unit(u32 unit)
{
- u64 tmp = 1 << (2 * unit);
+ u32 tmp = 1 << (2 * unit);
return tmp;
}
@@ -417,7 +417,7 @@ static u64 rv6xx_clocks_per_unit(u32 unit)
static u32 rv6xx_scale_count_given_unit(struct radeon_device *rdev,
u32 unscaled_count, u32 unit)
{
- u32 count_per_unit = (u32)rv6xx_clocks_per_unit(unit);
+ u32 count_per_unit = rv6xx_clocks_per_unit(unit);
return (unscaled_count + count_per_unit - 1) / count_per_unit;
}
@@ -819,7 +819,7 @@ static void rv6xx_program_memory_timing_parameters(struct radeon_device *rdev)
POWERMODE1(calculate_memory_refresh_rate(rdev,
pi->hw.sclks[R600_POWER_LEVEL_MEDIUM])) |
POWERMODE2(calculate_memory_refresh_rate(rdev,
- pi->hw.sclks[R600_POWER_LEVEL_MEDIUM])) |
+ pi->hw.sclks[R600_POWER_LEVEL_HIGH])) |
POWERMODE3(calculate_memory_refresh_rate(rdev,
pi->hw.sclks[R600_POWER_LEVEL_HIGH])));
WREG32(ARB_RFSH_RATE, arb_refresh_rate);
@@ -1182,10 +1182,10 @@ static void rv6xx_program_display_gap(struct radeon_device *rdev)
u32 tmp = RREG32(CG_DISPLAY_GAP_CNTL);
tmp &= ~(DISP1_GAP_MCHG_MASK | DISP2_GAP_MCHG_MASK);
- if (RREG32(AVIVO_D1CRTC_CONTROL) & AVIVO_CRTC_EN) {
+ if (rdev->pm.dpm.new_active_crtcs & 1) {
tmp |= DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK);
tmp |= DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE);
- } else if (RREG32(AVIVO_D2CRTC_CONTROL) & AVIVO_CRTC_EN) {
+ } else if (rdev->pm.dpm.new_active_crtcs & 2) {
tmp |= DISP1_GAP_MCHG(R600_PM_DISPLAY_GAP_IGNORE);
tmp |= DISP2_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK);
} else {
@@ -1546,7 +1546,6 @@ int rv6xx_dpm_enable(struct radeon_device *rdev)
{
struct rv6xx_power_info *pi = rv6xx_get_pi(rdev);
struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
- int ret;
if (r600_dynamicpm_enabled(rdev))
return -EINVAL;
@@ -1594,15 +1593,6 @@ int rv6xx_dpm_enable(struct radeon_device *rdev)
r600_power_level_enable(rdev, R600_POWER_LEVEL_MEDIUM, true);
r600_power_level_enable(rdev, R600_POWER_LEVEL_HIGH, true);
- if (rdev->irq.installed &&
- r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) {
- ret = r600_set_thermal_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
- if (ret)
- return ret;
- rdev->irq.dpm_thermal = true;
- radeon_irq_set(rdev);
- }
-
rv6xx_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
r600_start_dpm(rdev);
@@ -1670,6 +1660,8 @@ int rv6xx_dpm_set_power_state(struct radeon_device *rdev)
struct radeon_ps *old_ps = rdev->pm.dpm.current_ps;
int ret;
+ pi->restricted_levels = 0;
+
rv6xx_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps);
rv6xx_clear_vc(rdev);
@@ -1763,12 +1755,14 @@ void rv6xx_setup_asic(struct radeon_device *rdev)
{
r600_enable_acpi_pm(rdev);
- if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L0s)
- rv6xx_enable_l0s(rdev);
- if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L1)
- rv6xx_enable_l1(rdev);
- if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_TURNOFFPLL_ASPML1)
- rv6xx_enable_pll_sleep_in_l1(rdev);
+ if (radeon_aspm != 0) {
+ if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L0s)
+ rv6xx_enable_l0s(rdev);
+ if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_ASPM_L1)
+ rv6xx_enable_l1(rdev);
+ if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_TURNOFFPLL_ASPML1)
+ rv6xx_enable_pll_sleep_in_l1(rdev);
+ }
}
void rv6xx_dpm_display_configuration_changed(struct radeon_device *rdev)
@@ -1897,9 +1891,6 @@ static int rv6xx_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 *)
@@ -1912,6 +1903,7 @@ static int rv6xx_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 rv6xx_ps), GFP_KERNEL);
if (ps == NULL) {
kfree(rdev->pm.dpm.ps);
@@ -1920,12 +1912,12 @@ static int rv6xx_parse_power_table(struct radeon_device *rdev)
rdev->pm.dpm.ps[i].ps_priv = ps;
rv6xx_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
non_clock_info);
+ 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));
rv6xx_parse_pplib_clock_info(rdev,
&rdev->pm.dpm.ps[i], j,
clock_info);
@@ -1938,9 +1930,7 @@ static int rv6xx_parse_power_table(struct radeon_device *rdev)
int rv6xx_dpm_init(struct radeon_device *rdev)
{
- int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
- uint16_t data_offset, size;
- uint8_t frev, crev;
+ struct radeon_atom_ss ss;
struct atom_clock_dividers dividers;
struct rv6xx_power_info *pi;
int ret;
@@ -1950,6 +1940,10 @@ int rv6xx_dpm_init(struct radeon_device *rdev)
return -ENOMEM;
rdev->pm.dpm.priv = pi;
+ ret = r600_get_platform_caps(rdev);
+ if (ret)
+ return ret;
+
ret = rv6xx_parse_power_table(rdev);
if (ret)
return ret;
@@ -1983,16 +1977,18 @@ int rv6xx_dpm_init(struct radeon_device *rdev)
pi->gfx_clock_gating = true;
- 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->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);
+
+ /* Disable sclk ss, causes hangs on a lot of systems */
+ pi->sclk_ss = false;
+
+ if (pi->sclk_ss || pi->mclk_ss)
pi->dynamic_ss = true;
- } else {
- pi->sclk_ss = false;
- pi->mclk_ss = false;
+ else
pi->dynamic_ss = false;
- }
pi->dynamic_pcie_gen2 = true;
@@ -2083,3 +2079,34 @@ u32 rv6xx_dpm_get_mclk(struct radeon_device *rdev, bool low)
else
return requested_state->high.mclk;
}
+
+int rv6xx_dpm_force_performance_level(struct radeon_device *rdev,
+ enum radeon_dpm_forced_level level)
+{
+ struct rv6xx_power_info *pi = rv6xx_get_pi(rdev);
+
+ if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
+ pi->restricted_levels = 3;
+ } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) {
+ pi->restricted_levels = 2;
+ } else {
+ pi->restricted_levels = 0;
+ }
+
+ rv6xx_clear_vc(rdev);
+ r600_power_level_enable(rdev, R600_POWER_LEVEL_LOW, true);
+ r600_set_at(rdev, 0xFFFF, 0xFFFF, 0xFFFF, 0xFFFF);
+ r600_wait_for_power_level(rdev, R600_POWER_LEVEL_LOW);
+ r600_power_level_enable(rdev, R600_POWER_LEVEL_HIGH, false);
+ r600_power_level_enable(rdev, R600_POWER_LEVEL_MEDIUM, false);
+ rv6xx_enable_medium(rdev);
+ rv6xx_enable_high(rdev);
+ if (pi->restricted_levels == 3)
+ r600_power_level_enable(rdev, R600_POWER_LEVEL_LOW, false);
+ rv6xx_program_vc(rdev);
+ rv6xx_program_at(rdev);
+
+ rdev->pm.dpm.forced_level = level;
+
+ return 0;
+}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 22:45:00 +0000