Re: [PATCH v3 04/11] drm/i915: move check of intel_crtc_cursor_set_obj() out

["Ville Syrjälä" <ville.syrjala@linux.intel.com>]

On Wed, Sep 24, 2014 at 02:20:25PM -0300, Gustavo Padovan wrote:
> From: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
> 
> Move check inside intel_crtc_cursor_set_obj() to
> intel_check_cursor_plane(), we only use it there so move them out to
> make the merge of intel_crtc_cursor_set_obj() into
> intel_check_cursor_plane() easier.
> 
> This is another step toward the atomic modesetting support and unification
> of plane operations such pin/unpin of fb objects on i915.
> 
> v2: take Ville's comment: move crtc_{w,h} assignment a bit down in the
> code
> v3: take Ville's comment: kept only the restructuring changes, the rest of
> the code was moved to a separated patch since it is a bug fix (we weren't
> checking sizes when the fb was the same)
> 
> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

Looks like the commit messages for patches 2 and 3 got somehow swapped
around. With that fixed patches 2 and 3 get:
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

> ---
>  drivers/gpu/drm/i915/intel_display.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 20be2ed..f91a5b0 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -11928,9 +11928,6 @@ intel_check_cursor_plane(struct drm_plane *plane,
>  	if (!obj)
>  		return 0;
>  
> -	if (fb == crtc->cursor->fb)
> -		return 0;
> -
>  	/* Check for which cursor types we support */
>  	crtc_w = drm_rect_width(&state->orig_dst);
>  	crtc_h = drm_rect_height(&state->orig_dst);
> @@ -11945,6 +11942,9 @@ intel_check_cursor_plane(struct drm_plane *plane,
>  		return -ENOMEM;
>  	}
>  
> +	if (fb == crtc->cursor->fb)
> +		return 0;
> +
>  	/* we only need to pin inside GTT if cursor is non-phy */
>  	mutex_lock(&dev->struct_mutex);
>  	if (!INTEL_INFO(dev)->cursor_needs_physical && obj->tiling_mode) {
> -- 
> 1.9.3
> 
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-- 
Ville Syrjälä
Intel OTC