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author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-25 00:27:20 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-03-25 00:27:20 (GMT) |
commit | e285c1746accb80620e511f9c72e9893beeedc0e (patch) | |
tree | 9d9a67a306ff19d6ef6c3982c1bc00cecc69bd70 /drivers/gpu/drm/radeon/radeon_connectors.c | |
parent | 6c5103890057b1bb781b26b7aae38d33e4c517d8 (diff) | |
parent | 51eab416c9b4b3ed16553d405ec4a5f67daa34cf (diff) | |
download | linux-fsl-qoriq-e285c1746accb80620e511f9c72e9893beeedc0e.tar.xz |
Merge branch 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6
* 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6:
drm/vblank: update recently added vbl interface to be more future proof.
drm radeon: Return -EINVAL on wrong pm sysfs access
drm/radeon/kms: fix hardcoded EDID handling
Revert "drm/i915: Don't save/restore hardware status page address register"
drm/i915: Avoid unmapping pages from a NULL address space
drm/i915: Fix use after free within tracepoint
drm/i915: Restore missing command flush before interrupt on BLT ring
drm/i915: Disable pagefaults along execbuffer relocation fast path
drm/i915: Fix computation of pitch for dumb bo creator
drm/i915: report correct render clock frequencies on SNB
drm/i915/dp: Correct the order of deletion for ghost eDP devices
drm/i915: Fix tiling corruption from pipelined fencing
drm/i915: Re-enable self-refresh
drm/i915: Prevent racy removal of request from client list
drm/i915: skip redundant operations whilst enabling pipes and planes
drm/i915: Remove surplus POSTING_READs before wait_for_vblank
drm/radeon/kms: prefer legacy pll algo for tv-out
drm: check for modesetting on modeset ioctls
drm/kernel: vblank wait on crtc > 1
drm: Fix use-after-free in drm_gem_vm_close()
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_connectors.c')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_connectors.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 28c7961..2ef6d51 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -633,6 +633,8 @@ static int radeon_vga_mode_valid(struct drm_connector *connector, static enum drm_connector_status radeon_vga_detect(struct drm_connector *connector, bool force) { + struct drm_device *dev = connector->dev; + struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_encoder *encoder; struct drm_encoder_helper_funcs *encoder_funcs; @@ -683,6 +685,17 @@ radeon_vga_detect(struct drm_connector *connector, bool force) if (ret == connector_status_connected) ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); + + /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the + * vbios to deal with KVMs. If we have one and are not able to detect a monitor + * by other means, assume the CRT is connected and use that EDID. + */ + if ((!rdev->is_atom_bios) && + (ret == connector_status_disconnected) && + rdev->mode_info.bios_hardcoded_edid_size) { + ret = connector_status_connected; + } + radeon_connector_update_scratch_regs(connector, ret); return ret; } @@ -794,6 +807,8 @@ static int radeon_dvi_get_modes(struct drm_connector *connector) static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connector, bool force) { + struct drm_device *dev = connector->dev; + struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_encoder *encoder = NULL; struct drm_encoder_helper_funcs *encoder_funcs; @@ -833,8 +848,6 @@ radeon_dvi_detect(struct drm_connector *connector, bool force) * 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) { @@ -899,6 +912,19 @@ radeon_dvi_detect(struct drm_connector *connector, bool force) ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true); } + /* RN50 and some RV100 asics in servers often have a hardcoded EDID in the + * vbios to deal with KVMs. If we have one and are not able to detect a monitor + * by other means, assume the DFP is connected and use that EDID. In most + * cases the DVI port is actually a virtual KVM port connected to the service + * processor. + */ + if ((!rdev->is_atom_bios) && + (ret == connector_status_disconnected) && + rdev->mode_info.bios_hardcoded_edid_size) { + radeon_connector->use_digital = true; + ret = connector_status_connected; + } + out: /* updated in get modes as well since we need to know if it's analog or digital */ radeon_connector_update_scratch_regs(connector, ret); |