diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-12-01 17:25:41 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2021-12-03 19:18:53 +0200 |
| commit | b1e4747259f4173354b914fb50e547ebb80fffbe (patch) | |
| tree | 19e940237578e0bc7ac36b7f27898dbe6041df7b /drivers/gpu/drm/i915/display/intel_sprite.c | |
| parent | 812e338619f166d3ab864123b2572523f6e4916a (diff) | |
drm/i915: Get rid of the "sizes are 0 based" stuff
Replace the "sizes are 0 based" stuff with just straight
up -1 where needed. Less confusing all around.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20211201152552.7821-4-ville.syrjala@linux.intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_sprite.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_sprite.c | 26 |
1 files changed, 5 insertions, 21 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_sprite.c b/drivers/gpu/drm/i915/display/intel_sprite.c index 6befd30f9883..926f5cdc65fd 100644 --- a/drivers/gpu/drm/i915/display/intel_sprite.c +++ b/drivers/gpu/drm/i915/display/intel_sprite.c @@ -431,10 +431,6 @@ vlv_sprite_update_noarm(struct intel_plane *plane, u32 crtc_h = drm_rect_height(&plane_state->uapi.dst); unsigned long irqflags; - /* Sizes are 0 based */ - crtc_w--; - crtc_h--; - spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, SPSTRIDE(pipe, plane_id), @@ -442,7 +438,7 @@ vlv_sprite_update_noarm(struct intel_plane *plane, intel_de_write_fw(dev_priv, SPPOS(pipe, plane_id), (crtc_y << 16) | crtc_x); intel_de_write_fw(dev_priv, SPSIZE(pipe, plane_id), - (crtc_h << 16) | crtc_w); + ((crtc_h - 1) << 16) | (crtc_w - 1)); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); } @@ -866,21 +862,15 @@ ivb_sprite_update_noarm(struct intel_plane *plane, u32 sprscale = 0; unsigned long irqflags; - /* Sizes are 0 based */ - src_w--; - src_h--; - crtc_w--; - crtc_h--; - if (crtc_w != src_w || crtc_h != src_h) - sprscale = SPRITE_SCALE_ENABLE | (src_w << 16) | src_h; + sprscale = SPRITE_SCALE_ENABLE | ((src_w - 1) << 16) | (src_h - 1); spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, SPRSTRIDE(pipe), plane_state->view.color_plane[0].mapping_stride); intel_de_write_fw(dev_priv, SPRPOS(pipe), (crtc_y << 16) | crtc_x); - intel_de_write_fw(dev_priv, SPRSIZE(pipe), (crtc_h << 16) | crtc_w); + intel_de_write_fw(dev_priv, SPRSIZE(pipe), ((crtc_h - 1) << 16) | (crtc_w - 1)); if (IS_IVYBRIDGE(dev_priv)) intel_de_write_fw(dev_priv, SPRSCALE(pipe), sprscale); @@ -1208,21 +1198,15 @@ g4x_sprite_update_noarm(struct intel_plane *plane, u32 dvsscale = 0; unsigned long irqflags; - /* Sizes are 0 based */ - src_w--; - src_h--; - crtc_w--; - crtc_h--; - if (crtc_w != src_w || crtc_h != src_h) - dvsscale = DVS_SCALE_ENABLE | (src_w << 16) | src_h; + dvsscale = DVS_SCALE_ENABLE | ((src_w - 1) << 16) | (src_h - 1); spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); intel_de_write_fw(dev_priv, DVSSTRIDE(pipe), plane_state->view.color_plane[0].mapping_stride); intel_de_write_fw(dev_priv, DVSPOS(pipe), (crtc_y << 16) | crtc_x); - intel_de_write_fw(dev_priv, DVSSIZE(pipe), (crtc_h << 16) | crtc_w); + intel_de_write_fw(dev_priv, DVSSIZE(pipe), ((crtc_h - 1) << 16) | (crtc_w - 1)); intel_de_write_fw(dev_priv, DVSSCALE(pipe), dvsscale); spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); |