[Nouveau] [PATCH 5/5] drm/nv04/plane: add support for nv04/nv05 video overlay
Ilia Mirkin
imirkin at alum.mit.edu
Fri Nov 15 08:26:45 PST 2013
Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---
Tested on a NV05, seems to work. I attempted to avoid duplication, so I ended
up with the function pointer. Doesn't seem too dirty, IMO.
drivers/gpu/drm/nouveau/dispnv04/overlay.c | 176 +++++++++++++++++++++++++++--
1 file changed, 166 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/dispnv04/overlay.c b/drivers/gpu/drm/nouveau/dispnv04/overlay.c
index ba40c7b..3ab6e08 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/overlay.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/overlay.c
@@ -55,6 +55,8 @@ struct nouveau_plane {
int hue;
int saturation;
int iturbt_709;
+
+ void (*set_params)(struct nouveau_plane *);
};
static uint32_t formats[] = {
@@ -183,9 +185,9 @@ nv10_disable_plane(struct drm_plane *plane)
}
static void
-nv10_destroy_plane(struct drm_plane *plane)
+nv_destroy_plane(struct drm_plane *plane)
{
- nv10_disable_plane(plane);
+ plane->funcs->disable_plane(plane);
drm_plane_cleanup(plane);
kfree(plane);
}
@@ -218,9 +220,9 @@ nv10_set_params(struct nouveau_plane *plane)
}
static int
-nv10_set_property(struct drm_plane *plane,
- struct drm_property *property,
- uint64_t value)
+nv_set_property(struct drm_plane *plane,
+ struct drm_property *property,
+ uint64_t value)
{
struct nouveau_plane *nv_plane = (struct nouveau_plane *)plane;
@@ -239,15 +241,16 @@ nv10_set_property(struct drm_plane *plane,
else
return -EINVAL;
- nv10_set_params(nv_plane);
+ if (nv_plane->set_params)
+ nv_plane->set_params(nv_plane);
return 0;
}
static const struct drm_plane_funcs nv10_plane_funcs = {
.update_plane = nv10_update_plane,
.disable_plane = nv10_disable_plane,
- .set_property = nv10_set_property,
- .destroy = nv10_destroy_plane,
+ .set_property = nv_set_property,
+ .destroy = nv_destroy_plane,
};
static void
@@ -322,8 +325,159 @@ nv10_overlay_init(struct drm_device *device)
drm_object_attach_property(&plane->base.base,
plane->props.iturbt_709, plane->iturbt_709);
+ plane->set_params = nv10_set_params;
nv10_set_params(plane);
- nv_wr32(dev, NV_PVIDEO_STOP, 1);
+ nv10_disable_plane(&plane->base);
+ return;
+cleanup:
+ drm_plane_cleanup(&plane->base);
+err:
+ kfree(plane);
+ nv_error(dev, "Failed to create plane\n");
+}
+
+static int
+nv04_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
+ struct drm_framebuffer *fb, int crtc_x, int crtc_y,
+ unsigned int crtc_w, unsigned int crtc_h,
+ uint32_t src_x, uint32_t src_y,
+ uint32_t src_w, uint32_t src_h)
+{
+ struct nouveau_device *dev = nouveau_dev(plane->dev);
+ struct nouveau_plane *nv_plane = (struct nouveau_plane *)plane;
+ struct nouveau_framebuffer *nv_fb = nouveau_framebuffer(fb);
+ struct nouveau_bo *cur = nv_plane->cur;
+ uint32_t overlay = 1;
+ int brightness = (nv_plane->brightness - 512) * 62 / 512;
+ int pitch, ret, i;
+
+ /* Source parameters given in 16.16 fixed point, ignore fractional. */
+ src_x >>= 16;
+ src_y >>= 16;
+ src_w >>= 16;
+ src_h >>= 16;
+
+ pitch = ALIGN(src_w * 4, 0x100);
+
+ if (pitch > 0xffff)
+ return -ERANGE;
+
+ /* TODO: Compute an offset? Not sure how to do this for YUYV. */
+ if (src_x != 0 || src_y != 0)
+ return -ERANGE;
+
+ if (crtc_w < src_w || crtc_h < src_h)
+ return -ERANGE;
+
+ ret = nouveau_bo_pin(nv_fb->nvbo, TTM_PL_FLAG_VRAM);
+ if (ret)
+ return ret;
+
+ nv_plane->cur = nv_fb->nvbo;
+
+ nv_wr32(dev, NV_PVIDEO_OE_STATE, 0);
+ nv_wr32(dev, NV_PVIDEO_SU_STATE, 0);
+ nv_wr32(dev, NV_PVIDEO_RM_STATE, 0);
+
+ for (i = 0; i < 2; i++) {
+ nv_wr32(dev, NV_PVIDEO_BUFF0_START_ADDRESS + 4 * i,
+ nv_fb->nvbo->bo.offset);
+ nv_wr32(dev, NV_PVIDEO_BUFF0_PITCH_LENGTH + 4 * i, pitch);
+ nv_wr32(dev, NV_PVIDEO_BUFF0_OFFSET + 4 * i, 0);
+ }
+ nv_wr32(dev, NV_PVIDEO_WINDOW_START, crtc_y << 16 | crtc_x);
+ nv_wr32(dev, NV_PVIDEO_WINDOW_SIZE, crtc_h << 16 | crtc_w);
+ nv_wr32(dev, NV_PVIDEO_STEP_SIZE,
+ (uint32_t)(((src_h - 1) << 11) / (crtc_h - 1)) << 16 | (uint32_t)(((src_w - 1) << 11) / (crtc_w - 1)));
+
+ /* It should be possible to convert hue/contrast to this */
+ nv_wr32(dev, NV_PVIDEO_RED_CSC_OFFSET, 0x69 - brightness);
+ nv_wr32(dev, NV_PVIDEO_GREEN_CSC_OFFSET, 0x3e + brightness);
+ nv_wr32(dev, NV_PVIDEO_BLUE_CSC_OFFSET, 0x89 - brightness);
+ nv_wr32(dev, NV_PVIDEO_CSC_ADJUST, 0);
+
+ nv_wr32(dev, NV_PVIDEO_CONTROL_Y, 0x001); /* (BLUR_ON, LINE_HALF) */
+ nv_wr32(dev, NV_PVIDEO_CONTROL_X, 0x111); /* (WEIGHT_HEAVY, SHARPENING_ON, SMOOTHING_ON) */
+
+ nv_wr32(dev, NV_PVIDEO_FIFO_BURST_LENGTH, 0x03);
+ nv_wr32(dev, NV_PVIDEO_FIFO_THRES_SIZE, 0x38);
+
+ nv_wr32(dev, NV_PVIDEO_KEY, nv_plane->colorkey);
+
+ if (nv_plane->colorkey & (1 << 24))
+ overlay |= 0x10;
+ if (fb->pixel_format == DRM_FORMAT_YUYV)
+ overlay |= 0x100;
+
+ nv_wr32(dev, NV_PVIDEO_OVERLAY, overlay);
+
+ nv_wr32(dev, NV_PVIDEO_SU_STATE, nv_rd32(dev, NV_PVIDEO_SU_STATE) ^ (1 << 16));
+
+ if (cur)
+ nouveau_bo_unpin(cur);
+
+ return 0;
+}
+
+static int
+nv04_disable_plane(struct drm_plane *plane)
+{
+ struct nouveau_device *dev = nouveau_dev(plane->dev);
+ struct nouveau_plane *nv_plane = (struct nouveau_plane *)plane;
+
+ nv_mask(dev, NV_PVIDEO_OVERLAY, 1, 0);
+ nv_wr32(dev, NV_PVIDEO_OE_STATE, 0);
+ nv_wr32(dev, NV_PVIDEO_SU_STATE, 0);
+ nv_wr32(dev, NV_PVIDEO_RM_STATE, 0);
+ if (nv_plane->cur) {
+ nouveau_bo_unpin(nv_plane->cur);
+ nv_plane->cur = NULL;
+ }
+
+ return 0;
+}
+
+static const struct drm_plane_funcs nv04_plane_funcs = {
+ .update_plane = nv04_update_plane,
+ .disable_plane = nv04_disable_plane,
+ .set_property = nv_set_property,
+ .destroy = nv_destroy_plane,
+};
+
+static void
+nv04_overlay_init(struct drm_device *device)
+{
+ struct nouveau_device *dev = nouveau_dev(device);
+ struct nouveau_plane *plane = kzalloc(sizeof(struct nouveau_plane), GFP_KERNEL);
+ int ret;
+
+ if (!plane)
+ return;
+
+ ret = drm_plane_init(device, &plane->base, 1 /* single crtc */,
+ &nv04_plane_funcs,
+ formats, 2, false);
+ if (ret)
+ goto err;
+
+ /* Set up the plane properties */
+ plane->props.colorkey = drm_property_create_range(
+ device, 0, "colorkey", 0, 0x01ffffff);
+ plane->props.brightness = drm_property_create_range(
+ device, 0, "brightness", 0, 1024);
+ if (!plane->props.colorkey ||
+ !plane->props.brightness)
+ goto cleanup;
+
+ plane->colorkey = 0;
+ drm_object_attach_property(&plane->base.base,
+ plane->props.colorkey, plane->colorkey);
+
+ plane->brightness = 512;
+ drm_object_attach_property(&plane->base.base,
+ plane->props.brightness, plane->brightness);
+
+ nv04_disable_plane(&plane->base);
return;
cleanup:
drm_plane_cleanup(&plane->base);
@@ -336,6 +490,8 @@ void
nouveau_overlay_init(struct drm_device *device)
{
struct nouveau_device *dev = nouveau_dev(device);
- if (dev->chipset >= 0x10 && dev->chipset <= 0x40)
+ if (dev->chipset < 0x10)
+ nv04_overlay_init(device);
+ else if (dev->chipset <= 0x40)
nv10_overlay_init(device);
}
--
1.8.3.2
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