From: Ville Syrjälä Date: Tue, 12 Jan 2016 19:08:35 +0000 (+0200) Subject: drm/i915: Use intel_tile_{size,width,height}() in intel_gen4_compute_page_offset() X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=d843310d146452105e2bc54b8d82e52ad727697f;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/i915: Use intel_tile_{size,width,height}() in intel_gen4_compute_page_offset() Make intel_gen4_compute_page_offset() ready for other tiling formats besied X-tile by getting the tile dimensions through intel_tile_{size,width,height}(). Signed-off-by: Ville Syrjälä Reviewed-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1452625717-9713-6-git-send-email-ville.syrjala@linux.intel.com --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 79900341f944..8a76e29256ef 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2464,15 +2464,20 @@ unsigned long intel_gen4_compute_page_offset(struct drm_i915_private *dev_priv, unsigned int pitch) { if (fb_modifier != DRM_FORMAT_MOD_NONE) { + unsigned int tile_size, tile_width, tile_height; unsigned int tile_rows, tiles; - tile_rows = *y / 8; - *y %= 8; + tile_size = intel_tile_size(dev_priv); + tile_width = intel_tile_width(dev_priv, fb_modifier, cpp); + tile_height = tile_size / tile_width; + + tile_rows = *y / tile_height; + *y %= tile_height; - tiles = *x / (512/cpp); - *x %= 512/cpp; + tiles = *x / (tile_width/cpp); + *x %= tile_width/cpp; - return tile_rows * pitch * 8 + tiles * 4096; + return tile_rows * pitch * tile_height + tiles * tile_size; } else { unsigned int alignment = intel_linear_alignment(dev_priv) - 1; unsigned int offset;