diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-07 10:01:56 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-11-07 10:01:56 -0800 |
commit | 83dbb15e9cd78a3619e3db36777e2f81d09b2914 (patch) | |
tree | 521737fc0829222c2739e4d50bf8546a39d6aa0e /drivers/gpu/drm/radeon/radeon_i2c.c | |
parent | 6e6bc67982573c221d12cbd123d34395f9f6e22e (diff) | |
parent | 2ac863719e518ae1a8f328849e64ea26a222f079 (diff) | |
download | op-kernel-dev-83dbb15e9cd78a3619e3db36777e2f81d09b2914.zip op-kernel-dev-83dbb15e9cd78a3619e3db36777e2f81d09b2914.tar.gz |
Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: (40 commits)
vmwgfx: Snoop DMA transfers with non-covering sizes
vmwgfx: Move the prefered mode first in the list
vmwgfx: Unreference surface on cursor error path
vmwgfx: Free prefered mode on error path
vmwgfx: Use pointer return error codes
vmwgfx: Fix hw cursor position
vmwgfx: Infrastructure for explicit placement
vmwgfx: Make the preferred autofit mode have a 60Hz vrefresh
vmwgfx: Remove screen object active list
vmwgfx: Screen object cleanups
drm/radeon/kms: consolidate GART code, fix segfault after GPU lockup V2
drm/radeon/kms: don't poll forever if MC GDDR link training fails
drm/radeon/kms: fix DP setup on TRAVIS bridges
drm/radeon/kms: set HPD polarity in hpd_init()
drm/radeon/kms: add MSI module parameter
drm/radeon/kms: Add MSI quirk for Dell RS690
drm/radeon/kms: Add MSI quirk for HP RS690
drm/radeon/kms: split MSI check into a separate function
vmwgfx: Reinstate the update_layout ioctl
drm/radeon/kms: always do extended edid probe
...
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_i2c.c')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_i2c.c | 28 |
1 files changed, 11 insertions, 17 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c index e6d110c..7bb1b07 100644 --- a/drivers/gpu/drm/radeon/radeon_i2c.c +++ b/drivers/gpu/drm/radeon/radeon_i2c.c @@ -34,7 +34,7 @@ * radeon_ddc_probe * */ -bool radeon_ddc_probe(struct radeon_connector *radeon_connector, bool requires_extended_probe) +bool radeon_ddc_probe(struct radeon_connector *radeon_connector) { u8 out = 0x0; u8 buf[8]; @@ -49,15 +49,11 @@ bool radeon_ddc_probe(struct radeon_connector *radeon_connector, bool requires_e { .addr = 0x50, .flags = I2C_M_RD, - .len = 1, + .len = 8, .buf = buf, } }; - /* Read 8 bytes from i2c for extended probe of EDID header */ - if (requires_extended_probe) - msgs[1].len = 8; - /* on hw with routers, select right port */ if (radeon_connector->router.ddc_valid) radeon_router_select_ddc_port(radeon_connector); @@ -66,17 +62,15 @@ bool radeon_ddc_probe(struct radeon_connector *radeon_connector, bool requires_e if (ret != 2) /* Couldn't find an accessible DDC on this connector */ return false; - if (requires_extended_probe) { - /* Probe also for valid EDID header - * EDID header starts with: - * 0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00. - * Only the first 6 bytes must be valid as - * drm_edid_block_valid() can fix the last 2 bytes */ - if (drm_edid_header_is_valid(buf) < 6) { - /* Couldn't find an accessible EDID on this - * connector */ - return false; - } + /* Probe also for valid EDID header + * EDID header starts with: + * 0x00,0xFF,0xFF,0xFF,0xFF,0xFF,0xFF,0x00. + * Only the first 6 bytes must be valid as + * drm_edid_block_valid() can fix the last 2 bytes */ + if (drm_edid_header_is_valid(buf) < 6) { + /* Couldn't find an accessible EDID on this + * connector */ + return false; } return true; } |