[Intel-gfx] [PATCH 1/4] drm/i915: Support planar formats in tile height calculations

[Joonas Lahtinen]

On ma, 2015-09-21 at 10:45 +0100, Tvrtko Ursulin wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> 
> This will be needed for NV12 support.
> 
> v2: Rebase.
> 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

Reviewed-by: Joonas Lahtinen <joonas.lahtinen at linux.intel.com>

> ---
>  drivers/gpu/drm/i915/intel_display.c | 10 +++++-----
>  drivers/gpu/drm/i915/intel_drv.h     |  2 +-
>  drivers/gpu/drm/i915/intel_sprite.c  |  2 +-
>  3 files changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c
> b/drivers/gpu/drm/i915/intel_display.c
> index fc0086748b71..e19b8e699c00 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -2190,7 +2190,7 @@ static bool need_vtd_wa(struct drm_device *dev)
>  
>  unsigned int
>  intel_tile_height(struct drm_device *dev, uint32_t pixel_format,
> -		  uint64_t fb_format_modifier)
> +		  uint64_t fb_format_modifier, unsigned int plane)
>  {
>  	unsigned int tile_height;
>  	uint32_t pixel_bytes;
> @@ -2206,7 +2206,7 @@ intel_tile_height(struct drm_device *dev,
> uint32_t pixel_format,
>  		tile_height = 32;
>  		break;
>  	case I915_FORMAT_MOD_Yf_TILED:
> -		pixel_bytes = drm_format_plane_cpp(pixel_format, 0);
> +		pixel_bytes = drm_format_plane_cpp(pixel_format,
> plane);
>  		switch (pixel_bytes) {
>  		default:
>  		case 1:
> @@ -2240,7 +2240,7 @@ intel_fb_align_height(struct drm_device *dev,
> unsigned int height,
>  		      uint32_t pixel_format, uint64_t
> fb_format_modifier)
>  {
>  	return ALIGN(height, intel_tile_height(dev, pixel_format,
> -					       fb_format_modifier));
> +					       fb_format_modifier,
> 0));
>  }
>  
>  static int
> @@ -2266,7 +2266,7 @@ intel_fill_fb_ggtt_view(struct i915_ggtt_view
> *view, struct drm_framebuffer *fb,
>  	info->fb_modifier = fb->modifier[0];
>  
>  	tile_height = intel_tile_height(fb->dev, fb->pixel_format,
> -					fb->modifier[0]);
> +					fb->modifier[0], 0);
>  	tile_pitch = PAGE_SIZE / tile_height;
>  	info->width_pages = DIV_ROUND_UP(fb->pitches[0],
> tile_pitch);
>  	info->height_pages = DIV_ROUND_UP(fb->height, tile_height);
> @@ -3069,7 +3069,7 @@ static void skylake_update_primary_plane(struct
> drm_crtc *crtc,
>  	if (intel_rotation_90_or_270(rotation)) {
>  		/* stride = Surface height in tiles */
>  		tile_height = intel_tile_height(dev, fb
> ->pixel_format,
> -						fb->modifier[0]);
> +						fb->modifier[0], 0);
>  		stride = DIV_ROUND_UP(fb->height, tile_height);
>  		x_offset = stride * tile_height - y - src_h;
>  		y_offset = x;
> diff --git a/drivers/gpu/drm/i915/intel_drv.h
> b/drivers/gpu/drm/i915/intel_drv.h
> index 1df6ebf50146..94dab9bd8ebd 100644
> --- a/drivers/gpu/drm/i915/intel_drv.h
> +++ b/drivers/gpu/drm/i915/intel_drv.h
> @@ -1085,7 +1085,7 @@ int intel_plane_atomic_calc_changes(struct
> drm_crtc_state *crtc_state,
>  
>  unsigned int
>  intel_tile_height(struct drm_device *dev, uint32_t pixel_format,
> -		  uint64_t fb_format_modifier);
> +		  uint64_t fb_format_modifier, unsigned int plane);
>  
>  static inline bool
>  intel_rotation_90_or_270(unsigned int rotation)
> diff --git a/drivers/gpu/drm/i915/intel_sprite.c
> b/drivers/gpu/drm/i915/intel_sprite.c
> index 79f7cc247ab7..4372fa0b1ec5 100644
> --- a/drivers/gpu/drm/i915/intel_sprite.c
> +++ b/drivers/gpu/drm/i915/intel_sprite.c
> @@ -240,7 +240,7 @@ skl_update_plane(struct drm_plane *drm_plane,
> struct drm_crtc *crtc,
>  	if (intel_rotation_90_or_270(rotation)) {
>  		/* stride: Surface height in tiles */
>  		tile_height = intel_tile_height(dev, fb
> ->pixel_format,
> -						fb->modifier[0]);
> +						fb->modifier[0], 0);
>  		stride = DIV_ROUND_UP(fb->height, tile_height);
>  		plane_size = (src_w << 16) | src_h;
>  		x_offset = stride * tile_height - y - (src_h + 1);