[3.11.y.z extended stable] Patch "drm/radeon: warn users when hw_i2c is enabled (v2)" has been added to staging queue
Luis Henriques
luis.henriques at canonical.com
Wed Feb 5 13:13:05 UTC 2014
This is a note to let you know that I have just added a patch titled
drm/radeon: warn users when hw_i2c is enabled (v2)
to the linux-3.11.y-queue branch of the 3.11.y.z extended stable tree
which can be found at:
http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.11.y-queue
If you, or anyone else, feels it should not be added to this tree, please
reply to this email.
For more information about the 3.11.y.z tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable
Thanks.
-Luis
------
>From 0cbcc37686d9e11d06c94ee01efac21e407814e8 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher at amd.com>
Date: Tue, 7 Jan 2014 10:05:02 -0500
Subject: drm/radeon: warn users when hw_i2c is enabled (v2)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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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 at amd.com>
Reviewed-by: Christian König <christian.koenig at amd.com>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
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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