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path: root/drivers/gpu/drm/radeon/rv770_dpm.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/rv770_dpm.c')
-rw-r--r--drivers/gpu/drm/radeon/rv770_dpm.c46
1 files changed, 31 insertions, 15 deletions
diff --git a/drivers/gpu/drm/radeon/rv770_dpm.c b/drivers/gpu/drm/radeon/rv770_dpm.c
index 913b025ae9b3..5b2ea8ac0731 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;
}
@@ -2167,7 +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) {
@@ -2207,8 +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) {
@@ -2244,14 +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;
}
}
@@ -2328,6 +2332,12 @@ void rv770_get_engine_memory_ss(struct radeon_device *rdev)
pi->mclk_ss = radeon_atombios_get_asic_ss_info(rdev, &ss,
ASIC_INTERNAL_MEMORY_SS, 0);
+ /* disable ss, causes hangs on some cayman boards */
+ if (rdev->family == CHIP_CAYMAN) {
+ pi->sclk_ss = false;
+ pi->mclk_ss = false;
+ }
+
if (pi->sclk_ss || pi->mclk_ss)
pi->dynamic_ss = true;
else
@@ -2525,6 +2535,12 @@ bool rv770_dpm_vblank_too_short(struct radeon_device *rdev)
(rdev->pdev->subsystem_device == 0x1c42))
switch_limit = 200;
+ /* 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 < switch_limit)
return true;
else