On Mon, Mar 02, 2020 at 11:26:11PM +0100, Daniel Vetter wrote:
> Allows us to drop the drm_driver.release callback.
>
> This is made possible by a preceeding patch which added a drmm_
> cleanup action to drm_mode_config_init(), hence all we need to do to
> ensure that drm_mode_config_cleanup() is run on final drm_device
> cleanup is check the new error code for _init().
>
> v2: Explain why this cleanup is possible (Laurent).
>
> v3: Use drmm_mode_config_init() for more clarity (Sam, Thomas)
>
> Cc: Sam Ravnborg <s...@ravnborg.org>
> Cc: Thomas Zimmermann <tzimmerm...@suse.de>
> Reviewed-by: Paul Cercueil <p...@crapouillou.net> (v2)
> Cc: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
> Signed-off-by: Daniel Vetter <daniel.vet...@intel.com>
> Cc: Paul Cercueil <p...@crapouillou.net>
Acked-by: Sam Ravnborg <s...@ravnborg.org>
> ---
> drivers/gpu/drm/ingenic/ingenic-drm.c | 11 ++++-------
> 1 file changed, 4 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/ingenic/ingenic-drm.c
> b/drivers/gpu/drm/ingenic/ingenic-drm.c
> index 192aaa4421a3..a9bc6623b488 100644
> --- a/drivers/gpu/drm/ingenic/ingenic-drm.c
> +++ b/drivers/gpu/drm/ingenic/ingenic-drm.c
> @@ -489,11 +489,6 @@ static irqreturn_t ingenic_drm_irq_handler(int irq, void
> *arg)
> return IRQ_HANDLED;
> }
>
> -static void ingenic_drm_release(struct drm_device *drm)
> -{
> - drm_mode_config_cleanup(drm);
> -}
> -
> static int ingenic_drm_enable_vblank(struct drm_crtc *crtc)
> {
> struct ingenic_drm *priv = drm_crtc_get_priv(crtc);
> @@ -537,7 +532,6 @@ static struct drm_driver ingenic_drm_driver_data = {
> .gem_prime_mmap = drm_gem_cma_prime_mmap,
>
> .irq_handler = ingenic_drm_irq_handler,
> - .release = ingenic_drm_release,
> };
>
> static const struct drm_plane_funcs ingenic_drm_primary_plane_funcs = {
> @@ -638,7 +632,10 @@ static int ingenic_drm_probe(struct platform_device
> *pdev)
> }
> drmm_add_final_kfree(drm, priv);
>
> - drm_mode_config_init(drm);
> + ret = drmm_mode_config_init(drm);
> + if (ret)
> + return ret;
> +
> drm->mode_config.min_width = 0;
> drm->mode_config.min_height = 0;
> drm->mode_config.max_width = soc_info->max_width;
> --
> 2.24.1
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