From: Alex Deucher <[email protected]> It seems it can corrupt the monitor EDID in certain cases on certain boards when running sensors detect. It's rarely used anyway outside of AIW boards.
http://lists.lm-sensors.org/pipermail/lm-sensors/2012-April/035847.html http://lists.freedesktop.org/archives/xorg/2011-January/052239.html Signed-off-by: Alex Deucher <[email protected]> Cc: [email protected] Cc: Jean Delvare <[email protected]> --- drivers/gpu/drm/radeon/radeon_i2c.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c index 85bcfc8..3edec1c 100644 --- a/drivers/gpu/drm/radeon/radeon_i2c.c +++ b/drivers/gpu/drm/radeon/radeon_i2c.c @@ -900,6 +900,10 @@ struct radeon_i2c_chan *radeon_i2c_create(struct drm_device *dev, struct radeon_i2c_chan *i2c; int ret; + /* don't add the mm_i2c bus unless hw_i2c is enabled */ + if (rec->mm_i2c && (radeon_hw_i2c == 0)) + return NULL; + i2c = kzalloc(sizeof(struct radeon_i2c_chan), GFP_KERNEL); if (i2c == NULL) return NULL; -- 1.7.7.5 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
