On Fri, Nov 18, 2016 at 09:52:41PM +0200, ville.syrjala at linux.intel.com 
wrote:
> From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Add a local 'fb' variable to a few places to get rid of the
> 'crtc->primary->fb' stuff. Looks neater and helps me with my poor
> coccinelle skills later.
> 
> Cc: Dave Airlie <airlied at redhat.com>
> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

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

> ---
>  drivers/gpu/drm/ast/ast_mode.c | 15 ++++++++++-----
>  1 file changed, 10 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
> index 5957c3e659fe..deb3684ccaf8 100644
> --- a/drivers/gpu/drm/ast/ast_mode.c
> +++ b/drivers/gpu/drm/ast/ast_mode.c
> @@ -79,12 +79,13 @@ static bool ast_get_vbios_mode_info(struct drm_crtc 
> *crtc, struct drm_display_mo
>                                   struct ast_vbios_mode_info *vbios_mode)
>  {
>       struct ast_private *ast = crtc->dev->dev_private;
> +     const struct drm_framebuffer *fb = crtc->primary->fb;
>       u32 refresh_rate_index = 0, mode_id, color_index, refresh_rate;
>       u32 hborder, vborder;
>       bool check_sync;
>       struct ast_vbios_enhtable *best = NULL;
>  
> -     switch (crtc->primary->fb->bits_per_pixel) {
> +     switch (fb->bits_per_pixel) {
>       case 8:
>               vbios_mode->std_table = &vbios_stdtable[VGAModeIndex];
>               color_index = VGAModeIndex - 1;
> @@ -207,7 +208,7 @@ static bool ast_get_vbios_mode_info(struct drm_crtc 
> *crtc, struct drm_display_mo
>               ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0x00);
>               if (vbios_mode->enh_table->flags & NewModeInfo) {
>                       ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0xa8);
> -                     ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x92, 
> crtc->primary->fb->bits_per_pixel);
> +                     ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x92, 
> fb->bits_per_pixel);
>                       ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x93, 
> adjusted_mode->clock / 1000);
>                       ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x94, 
> adjusted_mode->crtc_hdisplay);
>                       ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x95, 
> adjusted_mode->crtc_hdisplay >> 8);
> @@ -369,10 +370,11 @@ static void ast_set_crtc_reg(struct drm_crtc *crtc, 
> struct drm_display_mode *mod
>  static void ast_set_offset_reg(struct drm_crtc *crtc)
>  {
>       struct ast_private *ast = crtc->dev->dev_private;
> +     const struct drm_framebuffer *fb = crtc->primary->fb;
>  
>       u16 offset;
>  
> -     offset = crtc->primary->fb->pitches[0] >> 3;
> +     offset = fb->pitches[0] >> 3;
>       ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x13, (offset & 0xff));
>       ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xb0, (offset >> 8) & 0x3f);
>  }
> @@ -395,9 +397,10 @@ static void ast_set_ext_reg(struct drm_crtc *crtc, 
> struct drm_display_mode *mode
>                            struct ast_vbios_mode_info *vbios_mode)
>  {
>       struct ast_private *ast = crtc->dev->dev_private;
> +     const struct drm_framebuffer *fb = crtc->primary->fb;
>       u8 jregA0 = 0, jregA3 = 0, jregA8 = 0;
>  
> -     switch (crtc->primary->fb->bits_per_pixel) {
> +     switch (fb->bits_per_pixel) {
>       case 8:
>               jregA0 = 0x70;
>               jregA3 = 0x01;
> @@ -452,7 +455,9 @@ static void ast_set_sync_reg(struct drm_device *dev, 
> struct drm_display_mode *mo
>  static bool ast_set_dac_reg(struct drm_crtc *crtc, struct drm_display_mode 
> *mode,
>                    struct ast_vbios_mode_info *vbios_mode)
>  {
> -     switch (crtc->primary->fb->bits_per_pixel) {
> +     const struct drm_framebuffer *fb = crtc->primary->fb;
> +
> +     switch (fb->bits_per_pixel) {
>       case 8:
>               break;
>       default:
> -- 
> 2.7.4
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

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

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