Merge drm/drm-next into drm-intel-next

Get the dependencies for merging drm-privacy-screen support.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>

1 files changed, 29 insertions, 8 deletions

diff --git a/drivers/gpu/drm/tiny/simpledrm.c b/drivers/gpu/drm/tiny/simpledrm.c
index 481b48bde047..2f999915b9aa 100644
--- a/drivers/gpu/drm/tiny/simpledrm.c
+++ b/drivers/gpu/drm/tiny/simpledrm.c
@@ -2,6 +2,7 @@
 
 #include <linux/clk.h>
 #include <linux/of_clk.h>
+#include <linux/minmax.h>
 #include <linux/platform_data/simplefb.h>
 #include <linux/platform_device.h>
 #include <linux/regulator/consumer.h>
@@ -641,16 +642,25 @@ simpledrm_simple_display_pipe_enable(struct drm_simple_display_pipe *pipe,
 	struct drm_framebuffer *fb = plane_state->fb;
 	void *vmap = shadow_plane_state->data[0].vaddr; /* TODO: Use mapping abstraction */
 	struct drm_device *dev = &sdev->dev;
+	void __iomem *dst = sdev->screen_base;
+	struct drm_rect src_clip, dst_clip;
 	int idx;
 
 	if (!fb)
 		return;
 
+	drm_rect_fp_to_int(&src_clip, &plane_state->src);
+
+	dst_clip = plane_state->dst;
+	if (!drm_rect_intersect(&dst_clip, &src_clip))
+		return;
+
 	if (!drm_dev_enter(dev, &idx))
 		return;
 
-	drm_fb_blit_dstclip(sdev->screen_base, sdev->pitch,
-			    sdev->format->format, vmap, fb);
+	dst += drm_fb_clip_offset(sdev->pitch, sdev->format, &dst_clip);
+	drm_fb_blit_toio(dst, sdev->pitch, sdev->format->format, vmap, fb, &src_clip);
+
 	drm_dev_exit(idx);
 }
 
@@ -680,20 +690,25 @@ simpledrm_simple_display_pipe_update(struct drm_simple_display_pipe *pipe,
 	void *vmap = shadow_plane_state->data[0].vaddr; /* TODO: Use mapping abstraction */
 	struct drm_framebuffer *fb = plane_state->fb;
 	struct drm_device *dev = &sdev->dev;
-	struct drm_rect clip;
+	void __iomem *dst = sdev->screen_base;
+	struct drm_rect src_clip, dst_clip;
 	int idx;
 
 	if (!fb)
 		return;
 
-	if (!drm_atomic_helper_damage_merged(old_plane_state, plane_state, &clip))
+	if (!drm_atomic_helper_damage_merged(old_plane_state, plane_state, &src_clip))
+		return;
+
+	dst_clip = plane_state->dst;
+	if (!drm_rect_intersect(&dst_clip, &src_clip))
 		return;
 
 	if (!drm_dev_enter(dev, &idx))
 		return;
 
-	drm_fb_blit_rect_dstclip(sdev->screen_base, sdev->pitch,
-				 sdev->format->format, vmap, fb, &clip);
+	dst += drm_fb_clip_offset(sdev->pitch, sdev->format, &dst_clip);
+	drm_fb_blit_toio(dst, sdev->pitch, sdev->format->format, vmap, fb, &src_clip);
 
 	drm_dev_exit(idx);
 }
@@ -758,6 +773,7 @@ static int simpledrm_device_init_modeset(struct simpledrm_device *sdev)
 	struct drm_display_mode *mode = &sdev->mode;
 	struct drm_connector *connector = &sdev->connector;
 	struct drm_simple_display_pipe *pipe = &sdev->pipe;
+	unsigned long max_width, max_height;
 	const uint32_t *formats;
 	size_t nformats;
 	int ret;
@@ -766,10 +782,13 @@ static int simpledrm_device_init_modeset(struct simpledrm_device *sdev)
 	if (ret)
 		return ret;
 
+	max_width = max_t(unsigned long, mode->hdisplay, DRM_SHADOW_PLANE_MAX_WIDTH);
+	max_height = max_t(unsigned long, mode->vdisplay, DRM_SHADOW_PLANE_MAX_HEIGHT);
+
 	dev->mode_config.min_width = mode->hdisplay;
-	dev->mode_config.max_width = mode->hdisplay;
+	dev->mode_config.max_width = max_width;
 	dev->mode_config.min_height = mode->vdisplay;
-	dev->mode_config.max_height = mode->vdisplay;
+	dev->mode_config.max_height = max_height;
 	dev->mode_config.prefer_shadow_fbdev = true;
 	dev->mode_config.preferred_depth = sdev->format->cpp[0] * 8;
 	dev->mode_config.funcs = &simpledrm_mode_config_funcs;
@@ -788,6 +807,8 @@ static int simpledrm_device_init_modeset(struct simpledrm_device *sdev)
 	if (ret)
 		return ret;
 
+	drm_plane_enable_fb_damage_clips(&pipe->plane);
+
 	drm_mode_config_reset(dev);
 
 	return 0;