media: v4l2-dv-timings: Use DIV_ROUND_CLOSEST directly to make it rea…

…dable The kernel.h macro DIV_ROUND_CLOSEST performs the computation (x + d/2)/d but is perhaps more readable. Signed-off-by: zhong jiang <[email protected]> Signed-off-by: Hans Verkuil <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]>
IreneKnapp · Nov 5, 2019 · d973933 · d973933
1 parent 9ecb671
commit d973933
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/media/v4l2-core/v4l2-dv-timings.c b/drivers/media/v4l2-core/v4l2-dv-timings.c
@@ -757,7 +757,7 @@ bool v4l2_detect_gtf(unsigned frame_height,
 	pix_clk = pix_clk / GTF_PXL_CLK_GRAN * GTF_PXL_CLK_GRAN;
 
 	hsync = (frame_width * 8 + 50) / 100;
-	hsync = ((hsync + GTF_CELL_GRAN / 2) / GTF_CELL_GRAN) * GTF_CELL_GRAN;
+	hsync = DIV_ROUND_CLOSEST(hsync, GTF_CELL_GRAN) * GTF_CELL_GRAN;
 
 	h_fp = h_blank / 2 - hsync;