Commit 2c785c99 authored Oct 25, 2021 by Pavankumar Kondeti

media: uvcvideo: Use cached memory for USB transfers



Use kmalloc() + DMA streaming API instead of DMA coherent
memory. The coherent memory is uncached and results in slower
decode performance.

Change-Id: Ibb5990adc3bc319fd704534721140644d76a5787
Signed-off-by: Pavankumar Kondeti <quic_pkondeti@quicinc.com>

parent b43d06a6

drivers/media/usb/uvc/uvc_video.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -26,6 +26,8 @@

		#include "uvcvideo.h"

		#define CONFIG_DMA_NONCOHERENT 1

		/* ------------------------------------------------------------------------
		* UVC Controls
		*/