[PATCH] drm/i915: Use CONFIG_DRM_FBDEV_EMULATION

[Maarten Lankhorst]

Op 10-08-15 om 13:34 schreef Daniel Vetter:
> Instead of our own duplicated one. This fixes a bug in the driver
> unload code if DRM_FBDEV_EMULATION=n but DRM_I915_FBDEV=y because we
> try to unregister the nonexistent fbdev drm_framebuffer.
>
> Cc: Archit Taneja <architt at codeaurora.org>
> Cc: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> Reported-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> Signed-off-by: Daniel Vetter <daniel.vetter at intel.com>
> ---
>  drivers/gpu/drm/i915/Kconfig         | 15 ---------------
>  drivers/gpu/drm/i915/Makefile        |  2 +-
>  drivers/gpu/drm/i915/i915_debugfs.c  |  2 +-
>  drivers/gpu/drm/i915/i915_drv.h      |  2 +-
>  drivers/gpu/drm/i915/intel_display.c |  4 ++--
>  drivers/gpu/drm/i915/intel_dp_mst.c  |  4 ++--
>  drivers/gpu/drm/i915/intel_drv.h     |  2 +-
>  7 files changed, 8 insertions(+), 23 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig
> index eb87e2538861..051eab33e4c7 100644
> --- a/drivers/gpu/drm/i915/Kconfig
> +++ b/drivers/gpu/drm/i915/Kconfig
> @@ -36,21 +36,6 @@ config DRM_I915
>  	  i810 driver instead, and the Atom z5xx series has an entirely
>  	  different implementation.
>  
> -config DRM_I915_FBDEV
> -	bool "Enable legacy fbdev support for the modesetting intel driver"
> -	depends on DRM_I915
> -	select DRM_KMS_FB_HELPER
> -	select FB_CFB_FILLRECT
> -	select FB_CFB_COPYAREA
> -	select FB_CFB_IMAGEBLIT
>
Did some testing and didn't find a way to break this. Has the bug been fixed where if some
option selects X that selects Y it also had to select Y?

Oh well, have my r-b. :-)

Reviewed-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>

~Maarten