diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index e4f7e3e82a5..11573d085e6 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -1086,6 +1086,7 @@ union firmware_info { ATOM_FIRMWARE_INFO_V1_3 info_13; ATOM_FIRMWARE_INFO_V1_4 info_14; ATOM_FIRMWARE_INFO_V2_1 info_21; + ATOM_FIRMWARE_INFO_V2_2 info_22; }; bool radeon_atom_get_clock_info(struct drm_device *dev) @@ -1160,8 +1161,12 @@ bool radeon_atom_get_clock_info(struct drm_device *dev) *p2pll = *p1pll; /* system clock */ - spll->reference_freq = - le16_to_cpu(firmware_info->info.usReferenceClock); + if (ASIC_IS_DCE4(rdev)) + spll->reference_freq = + le16_to_cpu(firmware_info->info_21.usCoreReferenceClock); + else + spll->reference_freq = + le16_to_cpu(firmware_info->info.usReferenceClock); spll->reference_div = 0; spll->pll_out_min = @@ -1183,8 +1188,12 @@ bool radeon_atom_get_clock_info(struct drm_device *dev) le16_to_cpu(firmware_info->info.usMaxEngineClockPLL_Input); /* memory clock */ - mpll->reference_freq = - le16_to_cpu(firmware_info->info.usReferenceClock); + if (ASIC_IS_DCE4(rdev)) + mpll->reference_freq = + le16_to_cpu(firmware_info->info_21.usMemoryReferenceClock); + else + mpll->reference_freq = + le16_to_cpu(firmware_info->info.usReferenceClock); mpll->reference_div = 0; mpll->pll_out_min = @@ -1213,8 +1222,12 @@ bool radeon_atom_get_clock_info(struct drm_device *dev) if (ASIC_IS_DCE4(rdev)) { rdev->clock.default_dispclk = le32_to_cpu(firmware_info->info_21.ulDefaultDispEngineClkFreq); - if (rdev->clock.default_dispclk == 0) - rdev->clock.default_dispclk = 60000; /* 600 Mhz */ + if (rdev->clock.default_dispclk == 0) { + if (ASIC_IS_DCE5(rdev)) + rdev->clock.default_dispclk = 54000; /* 540 Mhz */ + else + rdev->clock.default_dispclk = 60000; /* 600 Mhz */ + } rdev->clock.dp_extclk = le16_to_cpu(firmware_info->info_21.usUniphyDPModeExtClkFreq); } |