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path: root/drivers/gpu/drm/radeon/radeon_atombios.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_atombios.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 90dfb2b..1e725d9 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -1246,6 +1246,10 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
}
*dcpll = *p1pll;
+ rdev->clock.max_pixel_clock = le16_to_cpu(firmware_info->info.usMaxPixelClock);
+ if (rdev->clock.max_pixel_clock == 0)
+ rdev->clock.max_pixel_clock = 40000;
+
return true;
}
@@ -2603,6 +2607,10 @@ void radeon_atom_set_voltage(struct radeon_device *rdev, u16 voltage_level, u8 v
if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev))
return;
+ /* 0xff01 is a flag rather then an actual voltage */
+ if (voltage_level == 0xff01)
+ return;
+
switch (crev) {
case 1:
args.v1.ucVoltageType = voltage_type;