[Intel-gfx] [PATCH 02/13] drm/sti: Stop consulting plane->crtc

[Daniel Vetter]

On Thu, Apr 05, 2018 at 06:13:49PM +0300, Ville Syrjala wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> We want to get rid of plane->crtc on atomic drivers. Stop looking at it.
> 
> Cc: Benjamin Gaignard <benjamin.gaignard at linaro.org>
> Cc: Vincent Abriou <vincent.abriou at st.com>
> Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>

> ---
>  drivers/gpu/drm/sti/sti_gdp.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c
> index 9b2c47051b51..49813d34bdf0 100644
> --- a/drivers/gpu/drm/sti/sti_gdp.c
> +++ b/drivers/gpu/drm/sti/sti_gdp.c
> @@ -211,7 +211,11 @@ static int gdp_dbg_show(struct seq_file *s, void *data)
>  	struct drm_info_node *node = s->private;
>  	struct sti_gdp *gdp = (struct sti_gdp *)node->info_ent->data;
>  	struct drm_plane *drm_plane = &gdp->plane.drm_plane;
> -	struct drm_crtc *crtc = drm_plane->crtc;
> +	struct drm_crtc *crtc;
> +
> +	drm_modeset_lock(&drm_plane->mutex, NULL);
> +	crtc = drm_plane->state->crtc;
> +	drm_modeset_unlock(&drm_plane->mutex);
>  
>  	seq_printf(s, "%s: (vaddr = 0x%p)",
>  		   sti_plane_to_str(&gdp->plane), gdp->regs);
> -- 
> 2.16.1
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch