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author | Alex Deucher <alexander.deucher@amd.com> | 2014-01-07 10:05:02 -0500 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-02-13 13:55:36 -0800 |
commit | cd46ef7534b5898d204da3a2fa2cd0423e7d539d (patch) | |
tree | 6d6cfed6545a728ce58f141f8efc2e7340cf3e0f /drivers/gpu | |
parent | 5d6b5fa79cce853090545262a6c463e6fffeb46d (diff) | |
download | linux-stable-cd46ef7534b5898d204da3a2fa2cd0423e7d539d.tar.gz linux-stable-cd46ef7534b5898d204da3a2fa2cd0423e7d539d.tar.bz2 linux-stable-cd46ef7534b5898d204da3a2fa2cd0423e7d539d.zip |
drm/radeon: warn users when hw_i2c is enabled (v2)
commit d195178297de9a91246519dbfa98952b70f9a9b6 upstream.
The hw i2c engines are disabled by default as the
current implementation is still experimental. Print
a warning when users enable it so that it's obvious
when the option is enabled.
v2: check for non-0 rather than 1
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_i2c.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c b/drivers/gpu/drm/radeon/radeon_i2c.c index fc60b74ee304..e24ca6ab96de 100644 --- a/drivers/gpu/drm/radeon/radeon_i2c.c +++ b/drivers/gpu/drm/radeon/radeon_i2c.c @@ -1020,6 +1020,9 @@ void radeon_i2c_destroy(struct radeon_i2c_chan *i2c) /* Add the default buses */ void radeon_i2c_init(struct radeon_device *rdev) { + if (radeon_hw_i2c) + DRM_INFO("hw_i2c forced on, you may experience display detection problems!\n"); + if (rdev->is_atom_bios) radeon_atombios_i2c_init(rdev); else |