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drm/i915/skl: Use fb modifiers for sprites 

While at it just outright remove the tiling check in
intel_check_sprite_plane because it's impossible: We only allow
untiled and X-tiled. This essentially reverts

commit 94c6419ed8
Author: Damien Lespiau <damien.lespiau@intel.com>
Date:   Mon Oct 29 15:14:51 2012 +0000

    drm/i915: Error out when trying to set a y-tiled as a sprite

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
[danvet: Drop the hunk in check_sprite, it's impossible.]
Cc: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Tvrtko Ursulin 2015-02-10 17:16:13 +00:00 committed by Daniel Vetter
parent ba343e029e
commit 66ebf56714
1 changed files with 3 additions and 14 deletions
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17
drivers/gpu/drm/i915/intel_sprite.c
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@ -245,11 +245,11 @@ skl_update_plane(struct drm_plane *drm_plane, struct drm_crtc *crtc,
BUG();
}
switch (obj->tiling_mode) {
case I915_TILING_NONE:
switch (fb->modifier[0]) {
case DRM_FORMAT_MOD_NONE:
stride = fb->pitches[0] >> 6;
break;
case I915_TILING_X:
case I915_FORMAT_MOD_X_TILED:
plane_ctl |= PLANE_CTL_TILED_X;
stride = fb->pitches[0] >> 9;
break;
@ -1076,7 +1076,6 @@ intel_check_sprite_plane(struct drm_plane *plane,
struct intel_crtc *intel_crtc = to_intel_crtc(state->base.crtc);
struct intel_plane *intel_plane = to_intel_plane(plane);
struct drm_framebuffer *fb = state->base.fb;
struct drm_i915_gem_object *obj = intel_fb_obj(fb);
int crtc_x, crtc_y;
unsigned int crtc_w, crtc_h;
uint32_t src_x, src_y, src_w, src_h;
@ -1106,16 +1105,6 @@ intel_check_sprite_plane(struct drm_plane *plane,
return -EINVAL;
}
/* Sprite planes can be linear or x-tiled surfaces */
switch (obj->tiling_mode) {
case I915_TILING_NONE:
case I915_TILING_X:
break;
default:
DRM_DEBUG_KMS("Unsupported tiling mode\n");
return -EINVAL;
}
/*
* FIXME the following code does a bunch of fuzzy adjustments to the
* coordinates and sizes. We probably need some way to decide whether