| | Date | Wed, 03 Aug 2011 15:01:07 -0700 | | From | Greg KH <> | | Subject | [047/102] drm/radeon/kms: fix i2c map for rv250/280 |
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3.0-stable review patch. If anyone has any objections, please let us know.
------------------ From: Alex Deucher <alexander.deucher@amd.com>
commit 6dd666333ddee39903d86f870d5c40d9f100e0cc upstream.
Those chips have crt2_ddc bus.
Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=39672
Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- drivers/gpu/drm/radeon/radeon_combios.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -779,7 +779,8 @@ void radeon_combios_i2c_init(struct rade } } } - } else if (rdev->family >= CHIP_R200) { + } else if ((rdev->family == CHIP_R200) || + (rdev->family >= CHIP_R300)) { /* 0x68 */ i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0); rdev->i2c_bus[3] = radeon_i2c_create(dev, &i2c, "MONID");
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