提交 bdd57d03 编写于 作者: V Ville Syrjälä 提交者: Daniel Vetter

drm/i915: Add scaled paramater to update_sprite_watermarks()

For calculating watermarks we want to know whether sprites are
scaled. Pass that information to update_sprite_watermarks() so that
eventually we may do some watermark pre-computing.
Signed-off-by: NVille Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: NPaulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
上级 2c1792a1
......@@ -361,7 +361,7 @@ struct drm_i915_display_funcs {
void (*update_wm)(struct drm_device *dev);
void (*update_sprite_wm)(struct drm_device *dev, int pipe,
uint32_t sprite_width, int pixel_size,
bool enable);
bool enable, bool scaled);
void (*modeset_global_resources)(struct drm_device *dev);
/* Returns the active state of the crtc, and if the crtc is active,
* fills out the pipe-config with the hw state. */
......
......@@ -349,7 +349,8 @@ struct intel_plane {
* for the watermark calculations. Currently only Haswell uses this.
*/
struct {
bool enable;
bool enabled;
bool scaled;
uint8_t bytes_per_pixel;
uint32_t horiz_pixels;
} wm;
......@@ -770,8 +771,8 @@ extern void intel_ddi_init(struct drm_device *dev, enum port port);
/* For use by IVB LP watermark workaround in intel_sprite.c */
extern void intel_update_watermarks(struct drm_device *dev);
extern void intel_update_sprite_watermarks(struct drm_device *dev, int pipe,
uint32_t sprite_width,
int pixel_size, bool enable);
uint32_t sprite_width, int pixel_size,
bool enabled, bool scaled);
extern unsigned long intel_gen4_compute_page_offset(int *x, int *y,
unsigned int tiling_mode,
......
......@@ -2403,7 +2403,7 @@ static void hsw_compute_wm_parameters(struct drm_device *dev,
pipe = intel_plane->pipe;
p = &params[pipe];
p->sprite_enabled = intel_plane->wm.enable;
p->sprite_enabled = intel_plane->wm.enabled;
p->spr_bytes_per_pixel = intel_plane->wm.bytes_per_pixel;
p->spr_horiz_pixels = intel_plane->wm.horiz_pixels;
......@@ -2631,7 +2631,7 @@ static void haswell_update_wm(struct drm_device *dev)
static void haswell_update_sprite_wm(struct drm_device *dev, int pipe,
uint32_t sprite_width, int pixel_size,
bool enable)
bool enabled, bool scaled)
{
struct drm_plane *plane;
......@@ -2639,7 +2639,8 @@ static void haswell_update_sprite_wm(struct drm_device *dev, int pipe,
struct intel_plane *intel_plane = to_intel_plane(plane);
if (intel_plane->pipe == pipe) {
intel_plane->wm.enable = enable;
intel_plane->wm.enabled = enabled;
intel_plane->wm.scaled = scaled;
intel_plane->wm.horiz_pixels = sprite_width + 1;
intel_plane->wm.bytes_per_pixel = pixel_size;
break;
......@@ -2727,7 +2728,7 @@ sandybridge_compute_sprite_srwm(struct drm_device *dev, int plane,
static void sandybridge_update_sprite_wm(struct drm_device *dev, int pipe,
uint32_t sprite_width, int pixel_size,
bool enable)
bool enable, bool scaled)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int latency = SNB_READ_WM0_LATENCY() * 100; /* In unit 0.1us */
......@@ -2850,13 +2851,13 @@ void intel_update_watermarks(struct drm_device *dev)
void intel_update_sprite_watermarks(struct drm_device *dev, int pipe,
uint32_t sprite_width, int pixel_size,
bool enable)
bool enable, bool scaled)
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (dev_priv->display.update_sprite_wm)
dev_priv->display.update_sprite_wm(dev, pipe, sprite_width,
pixel_size, enable);
pixel_size, enable, scaled);
}
static struct drm_i915_gem_object *
......
......@@ -114,7 +114,8 @@ vlv_update_plane(struct drm_plane *dplane, struct drm_framebuffer *fb,
crtc_w--;
crtc_h--;
intel_update_sprite_watermarks(dev, pipe, crtc_w, pixel_size, true);
intel_update_sprite_watermarks(dev, pipe, crtc_w, pixel_size, true,
src_w != crtc_w || src_h != crtc_h);
I915_WRITE(SPSTRIDE(pipe, plane), fb->pitches[0]);
I915_WRITE(SPPOS(pipe, plane), (crtc_y << 16) | crtc_x);
......@@ -268,7 +269,8 @@ ivb_update_plane(struct drm_plane *plane, struct drm_framebuffer *fb,
crtc_w--;
crtc_h--;
intel_update_sprite_watermarks(dev, pipe, crtc_w, pixel_size, true);
intel_update_sprite_watermarks(dev, pipe, crtc_w, pixel_size, true,
src_w != crtc_w || src_h != crtc_h);
/*
* IVB workaround: must disable low power watermarks for at least
......@@ -336,7 +338,7 @@ ivb_disable_plane(struct drm_plane *plane)
dev_priv->sprite_scaling_enabled &= ~(1 << pipe);
intel_update_sprite_watermarks(dev, pipe, 0, 0, false);
intel_update_sprite_watermarks(dev, pipe, 0, 0, false, false);
/* potentially re-enable LP watermarks */
if (scaling_was_enabled && !dev_priv->sprite_scaling_enabled)
......@@ -456,7 +458,8 @@ ilk_update_plane(struct drm_plane *plane, struct drm_framebuffer *fb,
crtc_w--;
crtc_h--;
intel_update_sprite_watermarks(dev, pipe, crtc_w, pixel_size, true);
intel_update_sprite_watermarks(dev, pipe, crtc_w, pixel_size, true,
src_w != crtc_w || src_h != crtc_h);
dvsscale = 0;
if (IS_GEN5(dev) || crtc_w != src_w || crtc_h != src_h)
......
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