Adding upstream version 6.7.7.upstream/6.7.7

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 16 insertions, 8 deletions

diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
index 8f3cba3197..c6d7e01c89 100644
--- a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
+++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
@@ -479,9 +479,11 @@ static void rkisp1_sp_config(struct rkisp1_capture *cap)
 	rkisp1_write(rkisp1, cap->config->mi.cr_size_init,
 		     rkisp1_pixfmt_comp_size(pixm, RKISP1_PLANE_CR));
 
+	rkisp1_write(rkisp1, RKISP1_CIF_MI_SP_Y_LLENGTH, cap->sp_y_stride);
 	rkisp1_write(rkisp1, RKISP1_CIF_MI_SP_Y_PIC_WIDTH, pixm->width);
 	rkisp1_write(rkisp1, RKISP1_CIF_MI_SP_Y_PIC_HEIGHT, pixm->height);
-	rkisp1_write(rkisp1, RKISP1_CIF_MI_SP_Y_LLENGTH, cap->sp_y_stride);
+	rkisp1_write(rkisp1, RKISP1_CIF_MI_SP_Y_PIC_SIZE,
+		     cap->sp_y_stride * pixm->height);
 
 	rkisp1_irq_frame_end_enable(cap);
 
@@ -1101,14 +1103,20 @@ rkisp1_fill_pixfmt(struct v4l2_pix_format_mplane *pixm,
 	memset(pixm->plane_fmt, 0, sizeof(pixm->plane_fmt));
 	info = v4l2_format_info(pixm->pixelformat);
 	pixm->num_planes = info->mem_planes;
-	stride = info->bpp[0] * pixm->width;
-	/* Self path supports custom stride but Main path doesn't */
-	if (id == RKISP1_MAINPATH || plane_y->bytesperline < stride)
-		plane_y->bytesperline = stride;
-	plane_y->sizeimage = plane_y->bytesperline * pixm->height;
 
-	/* normalize stride to pixels per line */
-	stride = DIV_ROUND_UP(plane_y->bytesperline, info->bpp[0]);
+	/*
+	 * The SP supports custom strides, expressed as a number of pixels for
+	 * the Y plane. Clamp the stride to a reasonable value to avoid integer
+	 * overflows when calculating the bytesperline and sizeimage values.
+	 */
+	if (id == RKISP1_SELFPATH)
+		stride = clamp(DIV_ROUND_UP(plane_y->bytesperline, info->bpp[0]),
+			       pixm->width, 65536U);
+	else
+		stride = pixm->width;
+
+	plane_y->bytesperline = stride * info->bpp[0];
+	plane_y->sizeimage = plane_y->bytesperline * pixm->height;
 
 	for (i = 1; i < info->comp_planes; i++) {
 		struct v4l2_plane_pix_format *plane = &pixm->plane_fmt[i];