From 6dd666333ddee39903d86f870d5c40d9f100e0cc Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Sat, 23 Jul 2011 18:02:04 +0000 Subject: [PATCH] drm/radeon/kms: fix i2c map for rv250/280 Those chips have crt2_ddc bus. Fixes: https://bugzilla.kernel.org/show_bug.cgi?id=39672 Signed-off-by: Alex Deucher Cc: stable@kernel.org Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_combios.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index e459467..a74217c 100644 --- 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 radeon_device *rdev) } } } - } 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"); -- 2.7.4