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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-07-29 15:48:02 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-07-29 15:48:02 +0100 |
commit | 129961ecaf21c9ee899ad9067d917c1aa172fb7a (patch) | |
tree | 49eafdcf4d6ac490ecdd92c36c285817872eaf34 /drivers/gpu/drm/radeon/radeon_connectors.c | |
parent | ARM: fix build warning in asm/elf.h (diff) | |
parent | Merge branch 'test' of ../test/linux-2.6-lpc2 into wells/lpc32xx-arch_v2 (diff) | |
download | linux-dev-129961ecaf21c9ee899ad9067d917c1aa172fb7a.tar.xz linux-dev-129961ecaf21c9ee899ad9067d917c1aa172fb7a.zip |
Merge branch 'wells/lpc32xx-arch_v2' of git://git.lpclinux.com/linux-2.6-lpc into devel-stable
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_connectors.c')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_connectors.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index f58f8bd8f77b..adccbc2c202c 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -771,14 +771,14 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect } else ret = connector_status_connected; - /* multiple connectors on the same encoder with the same ddc line - * This tends to be HDMI and DVI on the same encoder with the - * same ddc line. If the edid says HDMI, consider the HDMI port - * connected and the DVI port disconnected. If the edid doesn't - * say HDMI, vice versa. + /* This gets complicated. We have boards with VGA + HDMI with a + * shared DDC line and we have boards with DVI-D + HDMI with a shared + * DDC line. The latter is more complex because with DVI<->HDMI adapters + * you don't really know what's connected to which port as both are digital. */ if (radeon_connector->shared_ddc && (ret == connector_status_connected)) { struct drm_device *dev = connector->dev; + struct radeon_device *rdev = dev->dev_private; struct drm_connector *list_connector; struct radeon_connector *list_radeon_connector; list_for_each_entry(list_connector, &dev->mode_config.connector_list, head) { @@ -788,15 +788,10 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect if (list_radeon_connector->shared_ddc && (list_radeon_connector->ddc_bus->rec.i2c_id == radeon_connector->ddc_bus->rec.i2c_id)) { - if (drm_detect_hdmi_monitor(radeon_connector->edid)) { - if (connector->connector_type == DRM_MODE_CONNECTOR_DVID) { - kfree(radeon_connector->edid); - radeon_connector->edid = NULL; - ret = connector_status_disconnected; - } - } else { - if ((connector->connector_type == DRM_MODE_CONNECTOR_HDMIA) || - (connector->connector_type == DRM_MODE_CONNECTOR_HDMIB)) { + /* cases where both connectors are digital */ + if (list_connector->connector_type != DRM_MODE_CONNECTOR_VGA) { + /* hpd is our only option in this case */ + if (!radeon_hpd_sense(rdev, radeon_connector->hpd.hpd)) { kfree(radeon_connector->edid); radeon_connector->edid = NULL; ret = connector_status_disconnected; |