drm: hdlcd: Replace drm_fb_get_bpp_depth() with drm_format_plane_cpp() (ba0891d1) · Commits · 戴 / test

The driver needs the number of bytes per pixel, not the bpp and depth info meant for fbdev compatibility. Use the right API. Signed-off-by:

drivers/gpu/drm/arm/hdlcd_crtc.c

+2 −3

Original line number	Diff line number	Diff line
		@@ -223,14 +223,12 @@ static void hdlcd_plane_atomic_update(struct drm_plane *plane,
		{
		struct hdlcd_drm_private *hdlcd;
		struct drm_gem_cma_object *gem;
		unsigned int depth, bpp;
		u32 src_w, src_h, dest_w, dest_h;
		dma_addr_t scanout_start;

		if (!plane->state->fb)
		return;

		drm_fb_get_bpp_depth(plane->state->fb->pixel_format, &depth, &bpp);
		src_w = plane->state->src_w >> 16;
		src_h = plane->state->src_h >> 16;
		dest_w = plane->state->crtc_w;
		@@ -238,7 +236,8 @@ static void hdlcd_plane_atomic_update(struct drm_plane *plane,
		gem = drm_fb_cma_get_gem_obj(plane->state->fb, 0);
		scanout_start = gem->paddr + plane->state->fb->offsets[0] +
		plane->state->crtc_y * plane->state->fb->pitches[0] +
		plane->state->crtc_x * bpp / 8;
		plane->state->crtc_x *
		drm_format_plane_cpp(plane->state->fb->pixel_format, 0);

		hdlcd = plane->dev->dev_private;
		hdlcd_write(hdlcd, HDLCD_REG_FB_LINE_LENGTH, plane->state->fb->pitches[0]);