[PATCH 00/10] drm/radeon: Convert fbdev to DRM client

[Thomas Zimmermann]

Hi Christian

Am 17.03.23 um 09:53 schrieb Christian König:
> Am 16.03.23 um 10:37 schrieb Thomas Zimmermann:
>> Convert radeon's fbdev code to drm_client. Replaces the current
>> ad-hoc integration. The conversion includes a number of cleanups.
>> Only build fbdev support if the config option has been set.
> 
> I'm torn apart on that. On the one hand it looks like a really nice 
> cleanup on the other hand we don't really want to touch radeon any more.

It's a driver in the upstream kernel. You have to expect at least some 
changes.

> 
> Alex what do you think? Is that worth the risk of breaking stuff?

Moving all fbdev emulation to struct drm_client is required for new 
in-kernel DRM clients, such as a DRM kernel logger or a boot splash.

Best regards
Thomas

> 
> Christian.
> 
>>
>> Thomas Zimmermann (10):
>>    drm/radeon: Move radeon_align_pitch() next to dumb-buffer helpers
>>    drm/radeon: Improve fbdev object-test helper
>>    drm/radeon: Remove struct radeon_fbdev
>>    drm/radeon: Remove test for !screen_base in fbdev probing
>>    drm/radeon: Move fbdev object helpers before struct fb_ops et al
>>    drm/radeon: Fix coding style in fbdev emulation
>>    drm/radeon: Move fbdev cleanup code into fb_destroy callback
>>    drm/radeon: Correctly clean up failed display probing
>>    drm/radeon: Implement client-based fbdev emulation
>>    drm/radeon: Only build fbdev if DRM_FBDEV_EMULATION is set
>>
>>   drivers/gpu/drm/radeon/Makefile         |   3 +-
>>   drivers/gpu/drm/radeon/radeon.h         |   2 +
>>   drivers/gpu/drm/radeon/radeon_display.c |   4 -
>>   drivers/gpu/drm/radeon/radeon_drv.c     |   3 +-
>>   drivers/gpu/drm/radeon/radeon_drv.h     |   1 -
>>   drivers/gpu/drm/radeon/radeon_fb.c      | 400 ----------------------
>>   drivers/gpu/drm/radeon/radeon_fbdev.c   | 422 ++++++++++++++++++++++++
>>   drivers/gpu/drm/radeon/radeon_gem.c     |  24 ++
>>   drivers/gpu/drm/radeon/radeon_kms.c     |  18 -
>>   drivers/gpu/drm/radeon/radeon_mode.h    |  20 +-
>>   10 files changed, 464 insertions(+), 433 deletions(-)
>>   delete mode 100644 drivers/gpu/drm/radeon/radeon_fb.c
>>   create mode 100644 drivers/gpu/drm/radeon/radeon_fbdev.c
>>
>>
>> base-commit: ec0708e846b819c8d5b642de42448a87d7526564
> 

-- 
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Ivo Totev
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