コード例 #1
0
ファイル: qxl_draw.c プロジェクト: 020gzh/linux
static int qxl_palette_create_1bit(struct qxl_bo *palette_bo,
				   struct qxl_release *release,
				   const struct qxl_fb_image *qxl_fb_image)
{
	const struct fb_image *fb_image = &qxl_fb_image->fb_image;
	uint32_t visual = qxl_fb_image->visual;
	const uint32_t *pseudo_palette = qxl_fb_image->pseudo_palette;
	struct qxl_palette *pal;
	int ret;
	uint32_t fgcolor, bgcolor;
	static uint64_t unique; /* we make no attempt to actually set this
				 * correctly globaly, since that would require
				 * tracking all of our palettes. */
	ret = qxl_bo_kmap(palette_bo, (void **)&pal);
	pal->num_ents = 2;
	pal->unique = unique++;
	if (visual == FB_VISUAL_TRUECOLOR || visual == FB_VISUAL_DIRECTCOLOR) {
		/* NB: this is the only used branch currently. */
		fgcolor = pseudo_palette[fb_image->fg_color];
		bgcolor = pseudo_palette[fb_image->bg_color];
	} else {
		fgcolor = fb_image->fg_color;
		bgcolor = fb_image->bg_color;
	}
	pal->ents[0] = bgcolor;
	pal->ents[1] = fgcolor;
	qxl_bo_kunmap(palette_bo);
	return 0;
}
コード例 #2
0
ファイル: qxl_fb.c プロジェクト: 513855417/linux
static int qxlfb_create_pinned_object(struct qxl_fbdev *qfbdev,
				      const struct drm_mode_fb_cmd2 *mode_cmd,
				      struct drm_gem_object **gobj_p)
{
	struct qxl_device *qdev = qfbdev->qdev;
	struct drm_gem_object *gobj = NULL;
	struct qxl_bo *qbo = NULL;
	int ret;
	int aligned_size, size;
	int height = mode_cmd->height;
	int bpp;
	int depth;

	drm_fb_get_bpp_depth(mode_cmd->pixel_format, &bpp, &depth);

	size = mode_cmd->pitches[0] * height;
	aligned_size = ALIGN(size, PAGE_SIZE);
	/* TODO: unallocate and reallocate surface0 for real. Hack to just
	 * have a large enough surface0 for 1024x768 Xorg 32bpp mode */
	ret = qxl_gem_object_create(qdev, aligned_size, 0,
				    QXL_GEM_DOMAIN_SURFACE,
				    false, /* is discardable */
				    false, /* is kernel (false means device) */
				    NULL,
				    &gobj);
	if (ret) {
		pr_err("failed to allocate framebuffer (%d)\n",
		       aligned_size);
		return -ENOMEM;
	}
	qbo = gem_to_qxl_bo(gobj);

	qbo->surf.width = mode_cmd->width;
	qbo->surf.height = mode_cmd->height;
	qbo->surf.stride = mode_cmd->pitches[0];
	qbo->surf.format = SPICE_SURFACE_FMT_32_xRGB;
	ret = qxl_bo_reserve(qbo, false);
	if (unlikely(ret != 0))
		goto out_unref;
	ret = qxl_bo_pin(qbo, QXL_GEM_DOMAIN_SURFACE, NULL);
	if (ret) {
		qxl_bo_unreserve(qbo);
		goto out_unref;
	}
	ret = qxl_bo_kmap(qbo, NULL);
	qxl_bo_unreserve(qbo); /* unreserve, will be mmaped */
	if (ret)
		goto out_unref;

	*gobj_p = gobj;
	return 0;
out_unref:
	qxlfb_destroy_pinned_object(gobj);
	*gobj_p = NULL;
	return ret;
}
コード例 #3
0
ファイル: qxl_prime.c プロジェクト: grate-driver/linux
void *qxl_gem_prime_vmap(struct drm_gem_object *obj)
{
	struct qxl_bo *bo = gem_to_qxl_bo(obj);
	void *ptr;
	int ret;

	ret = qxl_bo_kmap(bo, &ptr);
	if (ret < 0)
		return ERR_PTR(ret);

	return ptr;
}
コード例 #4
0
ファイル: qxl_draw.c プロジェクト: AshishNamdev/linux
/* returns a pointer to the already allocated qxl_rect array inside
 * the qxl_clip_rects. This is *not* the same as the memory allocated
 * on the device, it is offset to qxl_clip_rects.chunk.data */
static struct qxl_rect *drawable_set_clipping(struct qxl_device *qdev,
					      unsigned num_clips,
					      struct qxl_bo *clips_bo)
{
	struct qxl_clip_rects *dev_clips;
	int ret;

	ret = qxl_bo_kmap(clips_bo, (void **)&dev_clips);
	if (ret) {
		return NULL;
	}
	dev_clips->num_rects = num_clips;
	dev_clips->chunk.next_chunk = 0;
	dev_clips->chunk.prev_chunk = 0;
	dev_clips->chunk.data_size = sizeof(struct qxl_rect) * num_clips;
	return (struct qxl_rect *)dev_clips->chunk.data;
}
コード例 #5
0
ファイル: qxl_display.c プロジェクト: BozkurTR/kernel
int qxl_create_monitors_object(struct qxl_device *qdev)
{
	int ret;
	struct drm_gem_object *gobj;
	int max_allowed = qxl_num_crtc;
	int monitors_config_size = sizeof(struct qxl_monitors_config) +
		max_allowed * sizeof(struct qxl_head);

	ret = qxl_gem_object_create(qdev, monitors_config_size, 0,
				    QXL_GEM_DOMAIN_VRAM,
				    false, false, NULL, &gobj);
	if (ret) {
		DRM_ERROR("%s: failed to create gem ret=%d\n", __func__, ret);
		return -ENOMEM;
	}
	qdev->monitors_config_bo = gem_to_qxl_bo(gobj);

	ret = qxl_bo_reserve(qdev->monitors_config_bo, false);
	if (ret)
		return ret;

	ret = qxl_bo_pin(qdev->monitors_config_bo, QXL_GEM_DOMAIN_VRAM, NULL);
	if (ret) {
		qxl_bo_unreserve(qdev->monitors_config_bo);
		return ret;
	}

	qxl_bo_unreserve(qdev->monitors_config_bo);

	qxl_bo_kmap(qdev->monitors_config_bo, NULL);

	qdev->monitors_config = qdev->monitors_config_bo->kptr;
	qdev->ram_header->monitors_config =
		qxl_bo_physical_address(qdev, qdev->monitors_config_bo, 0);

	memset(qdev->monitors_config, 0, monitors_config_size);
	qdev->monitors_config->max_allowed = max_allowed;
	return 0;
}
コード例 #6
0
ファイル: qxl_display.c プロジェクト: BozkurTR/kernel
static int qxl_crtc_cursor_set2(struct drm_crtc *crtc,
				struct drm_file *file_priv,
				uint32_t handle,
				uint32_t width,
				uint32_t height, int32_t hot_x, int32_t hot_y)
{
	struct drm_device *dev = crtc->dev;
	struct qxl_device *qdev = dev->dev_private;
	struct qxl_crtc *qcrtc = to_qxl_crtc(crtc);
	struct drm_gem_object *obj;
	struct qxl_cursor *cursor;
	struct qxl_cursor_cmd *cmd;
	struct qxl_bo *cursor_bo, *user_bo;
	struct qxl_release *release;
	void *user_ptr;

	int size = 64*64*4;
	int ret = 0;
	if (!handle)
		return qxl_hide_cursor(qdev);

	obj = drm_gem_object_lookup(crtc->dev, file_priv, handle);
	if (!obj) {
		DRM_ERROR("cannot find cursor object\n");
		return -ENOENT;
	}

	user_bo = gem_to_qxl_bo(obj);

	ret = qxl_bo_reserve(user_bo, false);
	if (ret)
		goto out_unref;

	ret = qxl_bo_pin(user_bo, QXL_GEM_DOMAIN_CPU, NULL);
	qxl_bo_unreserve(user_bo);
	if (ret)
		goto out_unref;

	ret = qxl_bo_kmap(user_bo, &user_ptr);
	if (ret)
		goto out_unpin;

	ret = qxl_alloc_release_reserved(qdev, sizeof(*cmd),
					 QXL_RELEASE_CURSOR_CMD,
					 &release, NULL);
	if (ret)
		goto out_kunmap;

	ret = qxl_alloc_bo_reserved(qdev, release, sizeof(struct qxl_cursor) + size,
			   &cursor_bo);
	if (ret)
		goto out_free_release;

	ret = qxl_release_reserve_list(release, false);
	if (ret)
		goto out_free_bo;

	ret = qxl_bo_kmap(cursor_bo, (void **)&cursor);
	if (ret)
		goto out_backoff;

	cursor->header.unique = 0;
	cursor->header.type = SPICE_CURSOR_TYPE_ALPHA;
	cursor->header.width = 64;
	cursor->header.height = 64;
	cursor->header.hot_spot_x = hot_x;
	cursor->header.hot_spot_y = hot_y;
	cursor->data_size = size;
	cursor->chunk.next_chunk = 0;
	cursor->chunk.prev_chunk = 0;
	cursor->chunk.data_size = size;

	memcpy(cursor->chunk.data, user_ptr, size);

	qxl_bo_kunmap(cursor_bo);

	qxl_bo_kunmap(user_bo);

	cmd = (struct qxl_cursor_cmd *)qxl_release_map(qdev, release);
	cmd->type = QXL_CURSOR_SET;
	cmd->u.set.position.x = qcrtc->cur_x;
	cmd->u.set.position.y = qcrtc->cur_y;

	cmd->u.set.shape = qxl_bo_physical_address(qdev, cursor_bo, 0);

	cmd->u.set.visible = 1;
	qxl_release_unmap(qdev, release, &cmd->release_info);

	qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
	qxl_release_fence_buffer_objects(release);

	/* finish with the userspace bo */
	ret = qxl_bo_reserve(user_bo, false);
	if (!ret) {
		qxl_bo_unpin(user_bo);
		qxl_bo_unreserve(user_bo);
	}
	drm_gem_object_unreference_unlocked(obj);

	qxl_bo_unref(&cursor_bo);

	return ret;

out_backoff:
	qxl_release_backoff_reserve_list(release);
out_free_bo:
	qxl_bo_unref(&cursor_bo);
out_free_release:
	qxl_release_free(qdev, release);
out_kunmap:
	qxl_bo_kunmap(user_bo);
out_unpin:
	qxl_bo_unpin(user_bo);
out_unref:
	drm_gem_object_unreference_unlocked(obj);
	return ret;
}
コード例 #7
0
ファイル: qxl_draw.c プロジェクト: 020gzh/linux
/* push a draw command using the given clipping rectangles as
 * the sources from the shadow framebuffer.
 *
 * Right now implementing with a single draw and a clip list. Clip
 * lists are known to be a problem performance wise, this can be solved
 * by treating them differently in the server.
 */
void qxl_draw_dirty_fb(struct qxl_device *qdev,
		       struct qxl_framebuffer *qxl_fb,
		       struct qxl_bo *bo,
		       unsigned flags, unsigned color,
		       struct drm_clip_rect *clips,
		       unsigned num_clips, int inc)
{
	/*
	 * TODO: if flags & DRM_MODE_FB_DIRTY_ANNOTATE_FILL then we should
	 * send a fill command instead, much cheaper.
	 *
	 * See include/drm/drm_mode.h
	 */
	struct drm_clip_rect *clips_ptr;
	int i;
	int left, right, top, bottom;
	int width, height;
	struct qxl_drawable *drawable;
	struct qxl_rect drawable_rect;
	struct qxl_rect *rects;
	int stride = qxl_fb->base.pitches[0];
	/* depth is not actually interesting, we don't mask with it */
	int depth = qxl_fb->base.bits_per_pixel;
	uint8_t *surface_base;
	struct qxl_release *release;
	struct qxl_bo *clips_bo;
	struct qxl_drm_image *dimage;
	int ret;

	ret = alloc_drawable(qdev, &release);
	if (ret)
		return;

	left = clips->x1;
	right = clips->x2;
	top = clips->y1;
	bottom = clips->y2;

	/* skip the first clip rect */
	for (i = 1, clips_ptr = clips + inc;
	     i < num_clips; i++, clips_ptr += inc) {
		left = min_t(int, left, (int)clips_ptr->x1);
		right = max_t(int, right, (int)clips_ptr->x2);
		top = min_t(int, top, (int)clips_ptr->y1);
		bottom = max_t(int, bottom, (int)clips_ptr->y2);
	}

	width = right - left;
	height = bottom - top;

	ret = alloc_clips(qdev, release, num_clips, &clips_bo);
	if (ret)
		goto out_free_drawable;

	ret = qxl_image_alloc_objects(qdev, release,
				      &dimage,
				      height, stride);
	if (ret)
		goto out_free_clips;

	/* do a reservation run over all the objects we just allocated */
	ret = qxl_release_reserve_list(release, true);
	if (ret)
		goto out_free_image;

	drawable_rect.left = left;
	drawable_rect.right = right;
	drawable_rect.top = top;
	drawable_rect.bottom = bottom;

	ret = make_drawable(qdev, 0, QXL_DRAW_COPY, &drawable_rect,
			    release);
	if (ret)
		goto out_release_backoff;

	ret = qxl_bo_kmap(bo, (void **)&surface_base);
	if (ret)
		goto out_release_backoff;


	ret = qxl_image_init(qdev, release, dimage, surface_base,
			     left, top, width, height, depth, stride);
	qxl_bo_kunmap(bo);
	if (ret)
		goto out_release_backoff;

	rects = drawable_set_clipping(qdev, drawable, num_clips, clips_bo);
	if (!rects)
		goto out_release_backoff;

	drawable = (struct qxl_drawable *)qxl_release_map(qdev, release);

	drawable->clip.type = SPICE_CLIP_TYPE_RECTS;
	drawable->clip.data = qxl_bo_physical_address(qdev,
						      clips_bo, 0);

	drawable->u.copy.src_area.top = 0;
	drawable->u.copy.src_area.bottom = height;
	drawable->u.copy.src_area.left = 0;
	drawable->u.copy.src_area.right = width;

	drawable->u.copy.rop_descriptor = SPICE_ROPD_OP_PUT;
	drawable->u.copy.scale_mode = 0;
	drawable->u.copy.mask.flags = 0;
	drawable->u.copy.mask.pos.x = 0;
	drawable->u.copy.mask.pos.y = 0;
	drawable->u.copy.mask.bitmap = 0;

	drawable->u.copy.src_bitmap = qxl_bo_physical_address(qdev, dimage->bo, 0);
	qxl_release_unmap(qdev, release, &drawable->release_info);

	clips_ptr = clips;
	for (i = 0; i < num_clips; i++, clips_ptr += inc) {
		rects[i].left   = clips_ptr->x1;
		rects[i].right  = clips_ptr->x2;
		rects[i].top    = clips_ptr->y1;
		rects[i].bottom = clips_ptr->y2;
	}
	qxl_bo_kunmap(clips_bo);

	qxl_push_command_ring_release(qdev, release, QXL_CMD_DRAW, false);
	qxl_release_fence_buffer_objects(release);

out_release_backoff:
	if (ret)
		qxl_release_backoff_reserve_list(release);
out_free_image:
	qxl_image_free_objects(qdev, dimage);
out_free_clips:
	qxl_bo_unref(&clips_bo);
out_free_drawable:
	/* only free drawable on error */
	if (ret)
		free_drawable(qdev, release);

}