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authorAlex Deucher <alexdeucher@gmail.com>2011-05-04 19:14:44 +0400
committerDave Airlie <airlied@redhat.com>2011-05-09 06:41:01 +0400
commit776f2b7cb473baa52cdeee9804073342dee7d7cb (patch)
tree860cd10ebbde811fa128f3b059060d6b798e08ea /drivers/gpu/drm/radeon/radeon_combios.c
parentd4a3b10c16a1bdb09483233bd7aeac684ccc160a (diff)
downloadlinux-776f2b7cb473baa52cdeee9804073342dee7d7cb.tar.xz
drm/radeon/kms: fix some logic errors in combios i2c mapping
The virtual i2c to real i2c channel mappings weren't setting the right id in some cases. Spotted by: Andrew Randrianasulu Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_combios.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_combios.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 0e350b74ea2e..5b991f7c6e2a 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -544,20 +544,26 @@ static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rde
rdev->family == CHIP_RS480)
ddc_line = RADEON_GPIOPAD_MASK;
else if (rdev->family == CHIP_R300 ||
- rdev->family == CHIP_R350)
+ rdev->family == CHIP_R350) {
ddc_line = RADEON_GPIO_DVI_DDC;
- else
+ ddc = DDC_DVI;
+ } else
ddc_line = RADEON_GPIO_MONID;
break;
case DDC_CRT2:
if (rdev->family == CHIP_R200 ||
rdev->family == CHIP_R300 ||
- rdev->family == CHIP_R350)
+ rdev->family == CHIP_R350) {
ddc_line = RADEON_GPIO_DVI_DDC;
- else if (rdev->family == CHIP_RS300 ||
- rdev->family >= CHIP_RV350)
+ ddc = DDC_DVI;
+ } else if (rdev->family == CHIP_RS300 ||
+ rdev->family == CHIP_RS400 ||
+ rdev->family == CHIP_RS480)
ddc_line = RADEON_GPIO_MONID;
- else
+ else if (rdev->family >= CHIP_RV350) {
+ ddc_line = RADEON_GPIO_MONID;
+ ddc = DDC_MONID;
+ } else
ddc_line = RADEON_GPIO_CRT2_DDC;
break;
}