Re: [PATCH] drm/msm: Fix compil issue when DRM_MSM_FBDEV is disabled

From: Rob Clark
Date: Thu May 07 2015 - 06:46:21 EST


On Thu, May 7, 2015 at 4:13 AM, Archit Taneja <architt@xxxxxxxxxxxxxx> wrote:
> Hi,
>
> On 05/06/2015 07:58 PM, Rob Clark wrote:
>>
>> On Wed, May 6, 2015 at 9:25 AM, Stephane Viau <sviau@xxxxxxxxxxxxxx>
>> wrote:
>>>
>>> When CONFIG_DRM_MSM_FBDEV is not defined,
>>> CONFIG_DRM_KMS_FB_HELPER does not get selected and
>>> drm_fb_helper_*() helper functions are thus not available.
>>>
>>> This change fixes these link issues.
>>
>>
>> Hmm, didn't Archit start on making fbdev config option global and
>> adding nop-stubs for the case that it was disabled? I lost track of
>> where that was going..
>
>
> Daniel and I had thought of a possible solution. I had started working
> on it, but it's still work in progress. It required more things to do
> than originally thought of.
>
> I don't know if that work will make it in time for 4.2. Maybe we could
> pull this for the time being?

Ok, then I'll pull in this change for the time being..

BR,
-R

> Archit
>
>>
>> BR,
>> -R
>>
>>> Signed-off-by: Stephane Viau <sviau@xxxxxxxxxxxxxx>
>>> ---
>>> drivers/gpu/drm/msm/msm_drv.c | 4 ++++
>>> 1 file changed, 4 insertions(+)
>>>
>>> diff --git a/drivers/gpu/drm/msm/msm_drv.c
>>> b/drivers/gpu/drm/msm/msm_drv.c
>>> index 2b1218c..35380ec 100644
>>> --- a/drivers/gpu/drm/msm/msm_drv.c
>>> +++ b/drivers/gpu/drm/msm/msm_drv.c
>>> @@ -21,9 +21,11 @@
>>>
>>> static void msm_fb_output_poll_changed(struct drm_device *dev)
>>> {
>>> +#ifdef DRM_MSM_FBDEV
>>> struct msm_drm_private *priv = dev->dev_private;
>>> if (priv->fbdev)
>>> drm_fb_helper_hotplug_event(priv->fbdev);
>>> +#endif
>>> }
>>>
>>> static const struct drm_mode_config_funcs mode_config_funcs = {
>>> @@ -419,9 +421,11 @@ static void msm_preclose(struct drm_device *dev,
>>> struct drm_file *file)
>>>
>>> static void msm_lastclose(struct drm_device *dev)
>>> {
>>> +#ifdef DRM_MSM_FBDEV
>>> struct msm_drm_private *priv = dev->dev_private;
>>> if (priv->fbdev)
>>> drm_fb_helper_restore_fbdev_mode_unlocked(priv->fbdev);
>>> +#endif
>>> }
>>>
>>> static irqreturn_t msm_irq(int irq, void *arg)
>>> --
>>> Qualcomm Innovation Center, Inc.
>>>
>>> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora
>>> Forum, a Linux Foundation Collaborative Project
>>>
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>
> --
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>
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