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drm/radeon/kms/pm: voltage fixes

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- Enable GPIO voltage for non pm modes as well so resetting
the default voltage works.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher 2010-05-27 17:01:42 -04:00 committed by Dave Airlie
parent 92645879d0
commit 84d88f4c92
2 changed files with 12 additions and 4 deletions
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9
drivers/gpu/drm/radeon/radeon_atombios.c
View file

@ -1538,7 +1538,8 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev)
rdev->pm.power_state[state_index].pcie_lanes =
power_info->info.asPowerPlayInfo[i].ucNumPciELanes;
misc = le32_to_cpu(power_info->info.asPowerPlayInfo[i].ulMiscInfo);
if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) {
if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
(misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
rdev->pm.power_state[state_index].clock_info[0].voltage.type =
VOLTAGE_GPIO;
rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
@ -1605,7 +1606,8 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev)
power_info->info_2.asPowerPlayInfo[i].ucNumPciELanes;
misc = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMiscInfo);
misc2 = le32_to_cpu(power_info->info_2.asPowerPlayInfo[i].ulMiscInfo2);
if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) {
if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
(misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
rdev->pm.power_state[state_index].clock_info[0].voltage.type =
VOLTAGE_GPIO;
rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =
@ -1679,7 +1681,8 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev)
power_info->info_3.asPowerPlayInfo[i].ucNumPciELanes;
misc = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMiscInfo);
misc2 = le32_to_cpu(power_info->info_3.asPowerPlayInfo[i].ulMiscInfo2);
if (misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) {
if ((misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) ||
(misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_ACTIVE_HIGH)) {
rdev->pm.power_state[state_index].clock_info[0].voltage.type =
VOLTAGE_GPIO;
rdev->pm.power_state[state_index].clock_info[0].voltage.gpio =

7
drivers/gpu/drm/radeon/radeon_combios.c
View file

@ -2454,7 +2454,12 @@ default_mode:
rdev->pm.power_state[state_index].clock_info[0].mclk = rdev->clock.default_mclk;
rdev->pm.power_state[state_index].clock_info[0].sclk = rdev->clock.default_sclk;
rdev->pm.power_state[state_index].default_clock_mode = &rdev->pm.power_state[state_index].clock_info[0];
rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
if ((state_index > 0) &&
(rdev->pm.power_state[0].clock_info[0].voltage.type = VOLTAGE_GPIO))
rdev->pm.power_state[state_index].clock_info[0].voltage =
rdev->pm.power_state[0].clock_info[0].voltage;
else
rdev->pm.power_state[state_index].clock_info[0].voltage.type = VOLTAGE_NONE;
rdev->pm.power_state[state_index].pcie_lanes = 16;
rdev->pm.power_state[state_index].flags = 0;
rdev->pm.default_power_state_index = state_index;