Fixes fdo bug #26329
Signed-off-by: Rafał Miłecki <[email protected]>
Tested-by: Tobias Jakobi <[email protected]>
---
drivers/gpu/drm/radeon/radeon.h | 5 +++++
drivers/gpu/drm/radeon/radeon_atombios.c | 18 +++++++++---------
drivers/gpu/drm/radeon/radeon_combios.c | 4 ++--
3 files changed, 16 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index d3040e2..1d31677 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -661,6 +661,11 @@ struct radeon_power_state {
bool voltage_drop_active;
};
+/*
+ * Some modes are overclocked by very low value, accept them
+ */
+#define RADEON_MODE_OVERCLOCK_MARGIN 500 /* 5 MHz */
+
struct radeon_pm {
struct mutex mutex;
struct delayed_work idle_work;
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c
b/drivers/gpu/drm/radeon/radeon_atombios.c
index 4f7dbce..731210b 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -1463,9 +1463,9 @@ void radeon_atombios_get_power_modes(struct radeon_device
*rdev)
continue;
/* skip overclock modes for now */
if
((rdev->pm.power_state[state_index].clock_info[0].mclk >
- rdev->clock.default_mclk) ||
+ rdev->clock.default_mclk +
RADEON_MODE_OVERCLOCK_MARGIN) ||
(rdev->pm.power_state[state_index].clock_info[0].sclk >
- rdev->clock.default_sclk))
+ rdev->clock.default_sclk +
RADEON_MODE_OVERCLOCK_MARGIN))
continue;
rdev->pm.power_state[state_index].non_clock_info.pcie_lanes =
power_info->info.asPowerPlayInfo[i].ucNumPciELanes;
@@ -1528,9 +1528,9 @@ void radeon_atombios_get_power_modes(struct radeon_device
*rdev)
continue;
/* skip overclock modes for now */
if
((rdev->pm.power_state[state_index].clock_info[0].mclk >
- rdev->clock.default_mclk) ||
+ rdev->clock.default_mclk +
RADEON_MODE_OVERCLOCK_MARGIN) ||
(rdev->pm.power_state[state_index].clock_info[0].sclk >
- rdev->clock.default_sclk))
+ rdev->clock.default_sclk +
RADEON_MODE_OVERCLOCK_MARGIN))
continue;
rdev->pm.power_state[state_index].non_clock_info.pcie_lanes =
power_info->info_2.asPowerPlayInfo[i].ucNumPciELanes;
@@ -1597,9 +1597,9 @@ void radeon_atombios_get_power_modes(struct radeon_device
*rdev)
continue;
/* skip overclock modes for now */
if
((rdev->pm.power_state[state_index].clock_info[0].mclk >
- rdev->clock.default_mclk) ||
+ rdev->clock.default_mclk +
RADEON_MODE_OVERCLOCK_MARGIN) ||
(rdev->pm.power_state[state_index].clock_info[0].sclk >
- rdev->clock.default_sclk))
+ rdev->clock.default_sclk +
RADEON_MODE_OVERCLOCK_MARGIN))
continue;
rdev->pm.power_state[state_index].non_clock_info.pcie_lanes =
power_info->info_3.asPowerPlayInfo[i].ucNumPciELanes;
@@ -1693,7 +1693,7 @@ void radeon_atombios_get_power_modes(struct radeon_device
*rdev)
continue;
/* skip overclock modes for now
*/
if
(rdev->pm.power_state[state_index].clock_info[mode_index].sclk >
- rdev->clock.default_sclk)
+ rdev->clock.default_sclk +
RADEON_MODE_OVERCLOCK_MARGIN)
continue;
rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
VOLTAGE_SW;
@@ -1720,9 +1720,9 @@ void radeon_atombios_get_power_modes(struct radeon_device
*rdev)
continue;
/* skip overclock modes for now
*/
if
((rdev->pm.power_state[state_index].clock_info[mode_index].mclk >
- rdev->clock.default_mclk)
||
+ rdev->clock.default_mclk +
RADEON_MODE_OVERCLOCK_MARGIN) ||
(rdev->pm.power_state[state_index].clock_info[mode_index].sclk >
- rdev->clock.default_sclk))
+ rdev->clock.default_sclk +
RADEON_MODE_OVERCLOCK_MARGIN))
continue;
rdev->pm.power_state[state_index].clock_info[mode_index].voltage.type =
VOLTAGE_SW;
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c
b/drivers/gpu/drm/radeon/radeon_combios.c
index 9989d22..5ef791b 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -2374,9 +2374,9 @@ void radeon_combios_get_power_modes(struct radeon_device
*rdev)
goto default_mode;
/* skip overclock modes for now */
if
((rdev->pm.power_state[state_index].clock_info[0].mclk >
- rdev->clock.default_mclk) ||
+ rdev->clock.default_mclk +
RADEON_MODE_OVERCLOCK_MARGIN) ||
(rdev->pm.power_state[state_index].clock_info[0].sclk >
- rdev->clock.default_sclk))
+ rdev->clock.default_sclk +
RADEON_MODE_OVERCLOCK_MARGIN))
goto default_mode;
rdev->pm.power_state[state_index].type =
POWER_STATE_TYPE_BATTERY;
--
1.6.4.2
------------------------------------------------------------------------------
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