On Wed, Oct 14, 2015 at 07:28:59PM +0300, [email protected] wrote:
> From: Ville Syrjälä <[email protected]>
> 
> Since intel_gen4_compute_page_offset() can now handle tiling formats
> all the way down to gen2, rename it to intel_compute_page_offset().
> Not that we actually use it on gen2/3 since there's no DSPSURF etc.
> registers which would take a page aligned address.
> 
> Signed-off-by: Ville Syrjälä <[email protected]>

Per my comment on the previous patch I'd call this
intel_compute_tile_offset. With that

Reviewed-by: Daniel Vetter <[email protected]>
> ---
>  drivers/gpu/drm/i915/intel_display.c | 24 +++++++++++-------------
>  drivers/gpu/drm/i915/intel_drv.h     | 10 +++++-----
>  drivers/gpu/drm/i915/intel_sprite.c  | 22 +++++++++-------------
>  3 files changed, 25 insertions(+), 31 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c 
> b/drivers/gpu/drm/i915/intel_display.c
> index 509fcac..75be66b 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -2453,11 +2453,11 @@ static void intel_unpin_fb_obj(struct drm_framebuffer 
> *fb,
>  
>  /* Computes the linear offset to the base tile and adjusts x, y. bytes per 
> pixel
>   * is assumed to be a power-of-two. */
> -unsigned long intel_gen4_compute_page_offset(struct drm_i915_private 
> *dev_priv,
> -                                          int *x, int *y,
> -                                          uint64_t fb_modifier,
> -                                          unsigned int cpp,
> -                                          unsigned int pitch)
> +unsigned long intel_compute_page_offset(struct drm_i915_private *dev_priv,
> +                                     int *x, int *y,
> +                                     uint64_t fb_modifier,
> +                                     unsigned int cpp,
> +                                     unsigned int pitch)
>  {
>       if (fb_modifier != DRM_FORMAT_MOD_NONE) {
>               unsigned int tile_size, tile_width, tile_height;
> @@ -2766,10 +2766,9 @@ static void i9xx_update_primary_plane(struct drm_crtc 
> *crtc,
>  
>       if (INTEL_INFO(dev)->gen >= 4) {
>               intel_crtc->dspaddr_offset =
> -                     intel_gen4_compute_page_offset(dev_priv,
> -                                                    &x, &y, fb->modifier[0],
> -                                                    pixel_size,
> -                                                    fb->pitches[0]);
> +                     intel_compute_page_offset(dev_priv, &x, &y,
> +                                               fb->modifier[0], pixel_size,
> +                                               fb->pitches[0]);
>               linear_offset -= intel_crtc->dspaddr_offset;
>       } else {
>               intel_crtc->dspaddr_offset = linear_offset;
> @@ -2871,10 +2870,9 @@ static void ironlake_update_primary_plane(struct 
> drm_crtc *crtc,
>  
>       linear_offset = y * fb->pitches[0] + x * pixel_size;
>       intel_crtc->dspaddr_offset =
> -             intel_gen4_compute_page_offset(dev_priv,
> -                                            &x, &y, fb->modifier[0],
> -                                            pixel_size,
> -                                            fb->pitches[0]);
> +             intel_compute_page_offset(dev_priv, &x, &y,
> +                                       fb->modifier[0], pixel_size,
> +                                       fb->pitches[0]);
>       linear_offset -= intel_crtc->dspaddr_offset;
>       if (crtc->primary->state->rotation == BIT(DRM_ROTATE_180)) {
>               dspcntr |= DISPPLANE_ROTATE_180;
> diff --git a/drivers/gpu/drm/i915/intel_drv.h 
> b/drivers/gpu/drm/i915/intel_drv.h
> index 429f744..a12ac95 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -1135,11 +1135,11 @@ void assert_fdi_rx_pll(struct drm_i915_private 
> *dev_priv,
>  void assert_pipe(struct drm_i915_private *dev_priv, enum pipe pipe, bool 
> state);
>  #define assert_pipe_enabled(d, p) assert_pipe(d, p, true)
>  #define assert_pipe_disabled(d, p) assert_pipe(d, p, false)
> -unsigned long intel_gen4_compute_page_offset(struct drm_i915_private 
> *dev_priv,
> -                                          int *x, int *y,
> -                                          uint64_t fb_modifier,
> -                                          unsigned int cpp,
> -                                          unsigned int pitch);
> +unsigned long intel_compute_page_offset(struct drm_i915_private *dev_priv,
> +                                     int *x, int *y,
> +                                     uint64_t fb_modifier,
> +                                     unsigned int cpp,
> +                                     unsigned int pitch);
>  void intel_prepare_reset(struct drm_device *dev);
>  void intel_finish_reset(struct drm_device *dev);
>  void hsw_enable_pc8(struct drm_i915_private *dev_priv);
> diff --git a/drivers/gpu/drm/i915/intel_sprite.c 
> b/drivers/gpu/drm/i915/intel_sprite.c
> index 4a1a5f4..6614adb 100644
> --- a/drivers/gpu/drm/i915/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/intel_sprite.c
> @@ -420,11 +420,9 @@ vlv_update_plane(struct drm_plane *dplane, struct 
> drm_crtc *crtc,
>       crtc_h--;
>  
>       linear_offset = y * fb->pitches[0] + x * pixel_size;
> -     sprsurf_offset = intel_gen4_compute_page_offset(dev_priv,
> -                                                     &x, &y,
> -                                                     fb->modifier[0],
> -                                                     pixel_size,
> -                                                     fb->pitches[0]);
> +     sprsurf_offset = intel_compute_page_offset(dev_priv, &x, &y,
> +                                                fb->modifier[0], pixel_size,
> +                                                fb->pitches[0]);
>       linear_offset -= sprsurf_offset;
>  
>       if (dplane->state->rotation == BIT(DRM_ROTATE_180)) {
> @@ -554,10 +552,9 @@ ivb_update_plane(struct drm_plane *plane, struct 
> drm_crtc *crtc,
>               sprscale = SPRITE_SCALE_ENABLE | (src_w << 16) | src_h;
>  
>       linear_offset = y * fb->pitches[0] + x * pixel_size;
> -     sprsurf_offset =
> -             intel_gen4_compute_page_offset(dev_priv,
> -                                            &x, &y, fb->modifier[0],
> -                                            pixel_size, fb->pitches[0]);
> +     sprsurf_offset = intel_compute_page_offset(dev_priv, &x, &y,
> +                                                fb->modifier[0], pixel_size,
> +                                                fb->pitches[0]);
>       linear_offset -= sprsurf_offset;
>  
>       if (plane->state->rotation == BIT(DRM_ROTATE_180)) {
> @@ -692,10 +689,9 @@ ilk_update_plane(struct drm_plane *plane, struct 
> drm_crtc *crtc,
>               dvsscale = DVS_SCALE_ENABLE | (src_w << 16) | src_h;
>  
>       linear_offset = y * fb->pitches[0] + x * pixel_size;
> -     dvssurf_offset =
> -             intel_gen4_compute_page_offset(dev_priv,
> -                                            &x, &y, fb->modifier[0],
> -                                            pixel_size, fb->pitches[0]);
> +     dvssurf_offset = intel_compute_page_offset(dev_priv, &x, &y,
> +                                                fb->modifier[0], pixel_size,
> +                                                fb->pitches[0]);
>       linear_offset -= dvssurf_offset;
>  
>       if (plane->state->rotation == BIT(DRM_ROTATE_180)) {
> -- 
> 2.4.9
> 
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> [email protected]
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx

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