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drm/i915: Extract vlv_sprite_ctl()

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Pull the code to calculate the VLV/CHV sprite control register value
into a separate function. Allows us to pre-compute it in the future.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170317211808.14693-5-ville.syrjala@linux.intel.com
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Ville Syrjälä 2017-03-17 23:17:58 +02:00
parent 2e881264b4
commit 96ef6854bb
1 changed files with 37 additions and 34 deletions
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69
drivers/gpu/drm/i915/intel_sprite.c
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@ -345,32 +345,15 @@ chv_update_csc(struct intel_plane *intel_plane, uint32_t format)
I915_WRITE_FW(SPCSCCROCLAMP(plane_id), SPCSC_OMAX(1023) | SPCSC_OMIN(0));
}
static void
vlv_update_plane(struct drm_plane *dplane,
const struct intel_crtc_state *crtc_state,
static u32 vlv_sprite_ctl(const struct intel_crtc_state *crtc_state,
const struct intel_plane_state *plane_state)
{
struct drm_device *dev = dplane->dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_plane *intel_plane = to_intel_plane(dplane);
struct drm_framebuffer *fb = plane_state->base.fb;
enum pipe pipe = intel_plane->pipe;
enum plane_id plane_id = intel_plane->id;
u32 sprctl;
u32 sprsurf_offset, linear_offset;
const struct drm_framebuffer *fb = plane_state->base.fb;
unsigned int rotation = plane_state->base.rotation;
const struct drm_intel_sprite_colorkey *key = &plane_state->ckey;
int crtc_x = plane_state->base.dst.x1;
int crtc_y = plane_state->base.dst.y1;
uint32_t crtc_w = drm_rect_width(&plane_state->base.dst);
uint32_t crtc_h = drm_rect_height(&plane_state->base.dst);
uint32_t x = plane_state->base.src.x1 >> 16;
uint32_t y = plane_state->base.src.y1 >> 16;
uint32_t src_w = drm_rect_width(&plane_state->base.src) >> 16;
uint32_t src_h = drm_rect_height(&plane_state->base.src) >> 16;
unsigned long irqflags;
u32 sprctl;
sprctl = SP_ENABLE;
sprctl = SP_ENABLE | SP_GAMMA_ENABLE;
switch (fb->format->format) {
case DRM_FORMAT_YUYV:
@ -407,20 +390,10 @@ vlv_update_plane(struct drm_plane *dplane,
sprctl |= SP_FORMAT_RGBA8888;
break;
default:
/*
* If we get here one of the upper layers failed to filter
* out the unsupported plane formats
*/
BUG();
break;
MISSING_CASE(fb->format->format);
return 0;
}
/*
* Enable gamma to match primary/cursor plane behaviour.
* FIXME should be user controllable via propertiesa.
*/
sprctl |= SP_GAMMA_ENABLE;
if (fb->modifier == I915_FORMAT_MOD_X_TILED)
sprctl |= SP_TILED;
@ -433,6 +406,36 @@ vlv_update_plane(struct drm_plane *dplane,
if (key->flags & I915_SET_COLORKEY_SOURCE)
sprctl |= SP_SOURCE_KEY;
return sprctl;
}
static void
vlv_update_plane(struct drm_plane *dplane,
const struct intel_crtc_state *crtc_state,
const struct intel_plane_state *plane_state)
{
struct drm_device *dev = dplane->dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct intel_plane *intel_plane = to_intel_plane(dplane);
struct drm_framebuffer *fb = plane_state->base.fb;
enum pipe pipe = intel_plane->pipe;
enum plane_id plane_id = intel_plane->id;
u32 sprctl;
u32 sprsurf_offset, linear_offset;
unsigned int rotation = plane_state->base.rotation;
const struct drm_intel_sprite_colorkey *key = &plane_state->ckey;
int crtc_x = plane_state->base.dst.x1;
int crtc_y = plane_state->base.dst.y1;
uint32_t crtc_w = drm_rect_width(&plane_state->base.dst);
uint32_t crtc_h = drm_rect_height(&plane_state->base.dst);
uint32_t x = plane_state->base.src.x1 >> 16;
uint32_t y = plane_state->base.src.y1 >> 16;
uint32_t src_w = drm_rect_width(&plane_state->base.src) >> 16;
uint32_t src_h = drm_rect_height(&plane_state->base.src) >> 16;
unsigned long irqflags;
sprctl = vlv_sprite_ctl(crtc_state, plane_state);
/* Sizes are 0 based */
src_w--;
src_h--;