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path: root/drivers/gpu/drm/i915/intel_sprite.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_sprite.c')
-rw-r--r--drivers/gpu/drm/i915/intel_sprite.c145
1 files changed, 74 insertions, 71 deletions
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index 191e14ddde0c..0c650c2cbca8 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -83,10 +83,13 @@ int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode,
*/
void intel_pipe_update_start(struct intel_crtc *crtc)
{
+ struct drm_i915_private *dev_priv = to_i915(crtc->base.dev);
const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode;
long timeout = msecs_to_jiffies_timeout(1);
int scanline, min, max, vblank_start;
wait_queue_head_t *wq = drm_crtc_vblank_waitqueue(&crtc->base);
+ bool need_vlv_dsi_wa = (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) &&
+ intel_crtc_has_type(crtc->config, INTEL_OUTPUT_DSI);
DEFINE_WAIT(wait);
vblank_start = adjusted_mode->crtc_vblank_start;
@@ -139,6 +142,24 @@ void intel_pipe_update_start(struct intel_crtc *crtc)
drm_crtc_vblank_put(&crtc->base);
+ /*
+ * On VLV/CHV DSI the scanline counter would appear to
+ * increment approx. 1/3 of a scanline before start of vblank.
+ * The registers still get latched at start of vblank however.
+ * This means we must not write any registers on the first
+ * line of vblank (since not the whole line is actually in
+ * vblank). And unfortunately we can't use the interrupt to
+ * wait here since it will fire too soon. We could use the
+ * frame start interrupt instead since it will fire after the
+ * critical scanline, but that would require more changes
+ * in the interrupt code. So for now we'll just do the nasty
+ * thing and poll for the bad scanline to pass us by.
+ *
+ * FIXME figure out if BXT+ DSI suffers from this as well
+ */
+ while (need_vlv_dsi_wa && scanline == vblank_start)
+ scanline = intel_get_crtc_scanline(crtc);
+
crtc->debug.scanline_start = scanline;
crtc->debug.start_vbl_time = ktime_get();
crtc->debug.start_vbl_count = intel_crtc_get_vblank_counter(crtc);
@@ -210,16 +231,14 @@ void intel_pipe_update_end(struct intel_crtc *crtc, struct intel_flip_work *work
}
static void
-skl_update_plane(struct drm_plane *drm_plane,
+skl_update_plane(struct intel_plane *plane,
const struct intel_crtc_state *crtc_state,
const struct intel_plane_state *plane_state)
{
- struct drm_device *dev = drm_plane->dev;
- struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_plane *intel_plane = to_intel_plane(drm_plane);
- struct drm_framebuffer *fb = plane_state->base.fb;
- enum plane_id plane_id = intel_plane->id;
- enum pipe pipe = intel_plane->pipe;
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ const struct drm_framebuffer *fb = plane_state->base.fb;
+ enum plane_id plane_id = plane->id;
+ enum pipe pipe = plane->pipe;
u32 plane_ctl = plane_state->ctl;
const struct drm_intel_sprite_colorkey *key = &plane_state->ckey;
u32 surf_addr = plane_state->main.offset;
@@ -288,13 +307,11 @@ skl_update_plane(struct drm_plane *drm_plane,
}
static void
-skl_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc)
+skl_disable_plane(struct intel_plane *plane, struct intel_crtc *crtc)
{
- struct drm_device *dev = dplane->dev;
- struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_plane *intel_plane = to_intel_plane(dplane);
- enum plane_id plane_id = intel_plane->id;
- enum pipe pipe = intel_plane->pipe;
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ enum plane_id plane_id = plane->id;
+ enum pipe pipe = plane->pipe;
unsigned long irqflags;
spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
@@ -308,10 +325,10 @@ skl_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc)
}
static void
-chv_update_csc(struct intel_plane *intel_plane, uint32_t format)
+chv_update_csc(struct intel_plane *plane, uint32_t format)
{
- struct drm_i915_private *dev_priv = to_i915(intel_plane->base.dev);
- enum plane_id plane_id = intel_plane->id;
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ enum plane_id plane_id = plane->id;
/* Seems RGB data bypasses the CSC always */
if (!format_is_yuv(format))
@@ -411,16 +428,14 @@ static u32 vlv_sprite_ctl(const struct intel_crtc_state *crtc_state,
}
static void
-vlv_update_plane(struct drm_plane *dplane,
+vlv_update_plane(struct intel_plane *plane,
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;
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ const struct drm_framebuffer *fb = plane_state->base.fb;
+ enum pipe pipe = plane->pipe;
+ enum plane_id plane_id = plane->id;
u32 sprctl = plane_state->ctl;
u32 sprsurf_offset = plane_state->main.offset;
u32 linear_offset;
@@ -442,7 +457,7 @@ vlv_update_plane(struct drm_plane *dplane,
spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B)
- chv_update_csc(intel_plane, fb->format->format);
+ chv_update_csc(plane, fb->format->format);
if (key->flags) {
I915_WRITE_FW(SPKEYMINVAL(pipe, plane_id), key->min_value);
@@ -469,13 +484,11 @@ vlv_update_plane(struct drm_plane *dplane,
}
static void
-vlv_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc)
+vlv_disable_plane(struct intel_plane *plane, struct intel_crtc *crtc)
{
- struct drm_device *dev = dplane->dev;
- struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_plane *intel_plane = to_intel_plane(dplane);
- enum pipe pipe = intel_plane->pipe;
- enum plane_id plane_id = intel_plane->id;
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ enum pipe pipe = plane->pipe;
+ enum plane_id plane_id = plane->id;
unsigned long irqflags;
spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
@@ -545,15 +558,13 @@ static u32 ivb_sprite_ctl(const struct intel_crtc_state *crtc_state,
}
static void
-ivb_update_plane(struct drm_plane *plane,
+ivb_update_plane(struct intel_plane *plane,
const struct intel_crtc_state *crtc_state,
const struct intel_plane_state *plane_state)
{
- struct drm_device *dev = plane->dev;
- struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_plane *intel_plane = to_intel_plane(plane);
- struct drm_framebuffer *fb = plane_state->base.fb;
- enum pipe pipe = intel_plane->pipe;
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ const struct drm_framebuffer *fb = plane_state->base.fb;
+ enum pipe pipe = plane->pipe;
u32 sprctl = plane_state->ctl, sprscale = 0;
u32 sprsurf_offset = plane_state->main.offset;
u32 linear_offset;
@@ -600,7 +611,7 @@ ivb_update_plane(struct drm_plane *plane,
I915_WRITE_FW(SPRLINOFF(pipe), linear_offset);
I915_WRITE_FW(SPRSIZE(pipe), (crtc_h << 16) | crtc_w);
- if (intel_plane->can_scale)
+ if (plane->can_scale)
I915_WRITE_FW(SPRSCALE(pipe), sprscale);
I915_WRITE_FW(SPRCTL(pipe), sprctl);
I915_WRITE_FW(SPRSURF(pipe),
@@ -611,19 +622,17 @@ ivb_update_plane(struct drm_plane *plane,
}
static void
-ivb_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
+ivb_disable_plane(struct intel_plane *plane, struct intel_crtc *crtc)
{
- struct drm_device *dev = plane->dev;
- struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_plane *intel_plane = to_intel_plane(plane);
- int pipe = intel_plane->pipe;
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ enum pipe pipe = plane->pipe;
unsigned long irqflags;
spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
I915_WRITE_FW(SPRCTL(pipe), 0);
/* Can't leave the scaler enabled... */
- if (intel_plane->can_scale)
+ if (plane->can_scale)
I915_WRITE_FW(SPRSCALE(pipe), 0);
I915_WRITE_FW(SPRSURF(pipe), 0);
@@ -632,7 +641,7 @@ ivb_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags);
}
-static u32 ilk_sprite_ctl(const struct intel_crtc_state *crtc_state,
+static u32 g4x_sprite_ctl(const struct intel_crtc_state *crtc_state,
const struct intel_plane_state *plane_state)
{
struct drm_i915_private *dev_priv =
@@ -686,15 +695,13 @@ static u32 ilk_sprite_ctl(const struct intel_crtc_state *crtc_state,
}
static void
-ilk_update_plane(struct drm_plane *plane,
+g4x_update_plane(struct intel_plane *plane,
const struct intel_crtc_state *crtc_state,
const struct intel_plane_state *plane_state)
{
- struct drm_device *dev = plane->dev;
- struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_plane *intel_plane = to_intel_plane(plane);
- struct drm_framebuffer *fb = plane_state->base.fb;
- int pipe = intel_plane->pipe;
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ const struct drm_framebuffer *fb = plane_state->base.fb;
+ enum pipe pipe = plane->pipe;
u32 dvscntr = plane_state->ctl, dvsscale = 0;
u32 dvssurf_offset = plane_state->main.offset;
u32 linear_offset;
@@ -747,12 +754,10 @@ ilk_update_plane(struct drm_plane *plane,
}
static void
-ilk_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
+g4x_disable_plane(struct intel_plane *plane, struct intel_crtc *crtc)
{
- struct drm_device *dev = plane->dev;
- struct drm_i915_private *dev_priv = to_i915(dev);
- struct intel_plane *intel_plane = to_intel_plane(plane);
- int pipe = intel_plane->pipe;
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ enum pipe pipe = plane->pipe;
unsigned long irqflags;
spin_lock_irqsave(&dev_priv->uncore.lock, irqflags);
@@ -768,14 +773,12 @@ ilk_disable_plane(struct drm_plane *plane, struct drm_crtc *crtc)
}
static int
-intel_check_sprite_plane(struct drm_plane *plane,
+intel_check_sprite_plane(struct intel_plane *plane,
struct intel_crtc_state *crtc_state,
struct intel_plane_state *state)
{
- struct drm_i915_private *dev_priv = to_i915(plane->dev);
- struct drm_crtc *crtc = state->base.crtc;
- struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- struct intel_plane *intel_plane = to_intel_plane(plane);
+ struct drm_i915_private *dev_priv = to_i915(plane->base.dev);
+ struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc);
struct drm_framebuffer *fb = state->base.fb;
int crtc_x, crtc_y;
unsigned int crtc_w, crtc_h;
@@ -797,7 +800,7 @@ intel_check_sprite_plane(struct drm_plane *plane,
}
/* Don't modify another pipe's plane */
- if (intel_plane->pipe != intel_crtc->pipe) {
+ if (plane->pipe != crtc->pipe) {
DRM_DEBUG_KMS("Wrong plane <-> crtc mapping\n");
return -EINVAL;
}
@@ -814,16 +817,16 @@ intel_check_sprite_plane(struct drm_plane *plane,
if (state->ckey.flags == I915_SET_COLORKEY_NONE) {
can_scale = 1;
min_scale = 1;
- max_scale = skl_max_scale(intel_crtc, crtc_state);
+ max_scale = skl_max_scale(crtc, crtc_state);
} else {
can_scale = 0;
min_scale = DRM_PLANE_HELPER_NO_SCALING;
max_scale = DRM_PLANE_HELPER_NO_SCALING;
}
} else {
- can_scale = intel_plane->can_scale;
- max_scale = intel_plane->max_downscale << 16;
- min_scale = intel_plane->can_scale ? 1 : (1 << 16);
+ can_scale = plane->can_scale;
+ max_scale = plane->max_downscale << 16;
+ min_scale = plane->can_scale ? 1 : (1 << 16);
}
/*
@@ -967,7 +970,7 @@ intel_check_sprite_plane(struct drm_plane *plane,
if (ret)
return ret;
- state->ctl = ilk_sprite_ctl(crtc_state, state);
+ state->ctl = g4x_sprite_ctl(crtc_state, state);
}
return 0;
@@ -1027,7 +1030,7 @@ out:
return ret;
}
-static const uint32_t ilk_plane_formats[] = {
+static const uint32_t g4x_plane_formats[] = {
DRM_FORMAT_XRGB8888,
DRM_FORMAT_YUYV,
DRM_FORMAT_YVYU,
@@ -1131,15 +1134,15 @@ intel_sprite_plane_create(struct drm_i915_private *dev_priv,
intel_plane->can_scale = true;
intel_plane->max_downscale = 16;
- intel_plane->update_plane = ilk_update_plane;
- intel_plane->disable_plane = ilk_disable_plane;
+ intel_plane->update_plane = g4x_update_plane;
+ intel_plane->disable_plane = g4x_disable_plane;
if (IS_GEN6(dev_priv)) {
plane_formats = snb_plane_formats;
num_plane_formats = ARRAY_SIZE(snb_plane_formats);
} else {
- plane_formats = ilk_plane_formats;
- num_plane_formats = ARRAY_SIZE(ilk_plane_formats);
+ plane_formats = g4x_plane_formats;
+ num_plane_formats = ARRAY_SIZE(g4x_plane_formats);
}
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 11:48:20 +0100