3.8.13.18 -stable review patch.  If anyone has any objections, please let me 
know.

------------------

From: Alex Deucher <[email protected]>

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 <[email protected]>
Reviewed-by: Christian König <[email protected]>
Signed-off-by: Kamal Mostafa <[email protected]>
---
 drivers/gpu/drm/radeon/radeon_i2c.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/radeon/radeon_i2c.c 
b/drivers/gpu/drm/radeon/radeon_i2c.c
index fc60b74..e24ca6a 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
-- 
1.8.3.2

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