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| author | Olof Johansson <olof@lixom.net> | 2012-09-12 22:34:11 -0700 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2012-09-12 22:34:11 -0700 |
| commit | 025c95a6826ad8acfe871f33c2fa9208beeb38df (patch) | |
| tree | 220fe156ff60db13bd3a1319f5e20d6b723de5f4 /drivers/gpu/drm/radeon/atombios_dp.c | |
| parent | 0558d7a8ed44e6e53aadb04d2e23145efb2aa8a4 (diff) | |
| parent | 7f744b17140af1a9c8804a1c81c9dae6bb52a7fb (diff) | |
| download | linux-025c95a6826ad8acfe871f33c2fa9208beeb38df.tar.bz2 | |
Merge branch 'clk' of git://github.com/hzhuang1/linux into next/cleanup
* 'clk' of git://github.com/hzhuang1/linux:
ARM: mmp: remove unused definition in APBC and APMU
ARM: mmp: move mmp2 clock definition to separated file
arm: mmp: move pxa910 clock definition to separated file
arm: mmp: move pxa168 clock definition to separated file
arm: mmp: make private clock definition exclude from common clock
+ Linux 3.6-rc4
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_dp.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_dp.c | 29 |
1 files changed, 12 insertions, 17 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_dp.c b/drivers/gpu/drm/radeon/atombios_dp.c index 7712cf5ab33b..3623b98ed3fe 100644 --- a/drivers/gpu/drm/radeon/atombios_dp.c +++ b/drivers/gpu/drm/radeon/atombios_dp.c @@ -577,30 +577,25 @@ int radeon_dp_get_panel_mode(struct drm_encoder *encoder, struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); int panel_mode = DP_PANEL_MODE_EXTERNAL_DP_MODE; + u16 dp_bridge = radeon_connector_encoder_get_dp_bridge_encoder_id(connector); + u8 tmp; if (!ASIC_IS_DCE4(rdev)) return panel_mode; - if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) == - ENCODER_OBJECT_ID_NUTMEG) - panel_mode = DP_PANEL_MODE_INTERNAL_DP1_MODE; - else if (radeon_connector_encoder_get_dp_bridge_encoder_id(connector) == - ENCODER_OBJECT_ID_TRAVIS) { - u8 id[6]; - int i; - for (i = 0; i < 6; i++) - id[i] = radeon_read_dpcd_reg(radeon_connector, 0x503 + i); - if (id[0] == 0x73 && - id[1] == 0x69 && - id[2] == 0x76 && - id[3] == 0x61 && - id[4] == 0x72 && - id[5] == 0x54) + if (dp_bridge != ENCODER_OBJECT_ID_NONE) { + /* DP bridge chips */ + tmp = radeon_read_dpcd_reg(radeon_connector, DP_EDP_CONFIGURATION_CAP); + if (tmp & 1) + panel_mode = DP_PANEL_MODE_INTERNAL_DP2_MODE; + else if ((dp_bridge == ENCODER_OBJECT_ID_NUTMEG) || + (dp_bridge == ENCODER_OBJECT_ID_TRAVIS)) panel_mode = DP_PANEL_MODE_INTERNAL_DP1_MODE; else - panel_mode = DP_PANEL_MODE_INTERNAL_DP2_MODE; + panel_mode = DP_PANEL_MODE_EXTERNAL_DP_MODE; } else if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) { - u8 tmp = radeon_read_dpcd_reg(radeon_connector, DP_EDP_CONFIGURATION_CAP); + /* eDP */ + tmp = radeon_read_dpcd_reg(radeon_connector, DP_EDP_CONFIGURATION_CAP); if (tmp & 1) panel_mode = DP_PANEL_MODE_INTERNAL_DP2_MODE; } |