Commit 03e28d52 authored by Rui Miguel Silva's avatar Rui Miguel Silva Committed by Greg Kroah-Hartman
Browse files

usb: isp1760: use relaxed primitives 



Use io relaxed access memory primitives to satisfy strict type
checking (__force).

This will fix some existing sparse warnings:
sparse: warning: cast to restricted __le32

Signed-off-by: default avatarRui Miguel Silva <rui.silva@linaro.org>
Link: https://lore.kernel.org/r/20210513084717.2487366-4-rui.silva@linaro.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 1da9e1c0

drivers/usb/isp1760/isp1760-hcd.c

+4 −4
Original line number Diff line number Diff line
@@ -246,7 +246,7 @@ static void bank_reads8(void __iomem *src_base, u32 src_offset, u32 bank_addr, 


	if (src_offset < PAYLOAD_OFFSET) {

		while (bytes >= 4) {

			*dst = le32_to_cpu(__raw_readl(src));

			*dst = readl_relaxed(src);

			bytes -= 4;

			src++;

			dst++;
@@ -267,7 +267,7 @@ static void bank_reads8(void __iomem *src_base, u32 src_offset, u32 bank_addr, 
	 * allocated.

	 */

	if (src_offset < PAYLOAD_OFFSET)

		val = le32_to_cpu(__raw_readl(src));

		val = readl_relaxed(src);

	else

		val = __raw_readl(src);
@@ -301,7 +301,7 @@ static void mem_writes8(void __iomem *dst_base, u32 dst_offset, 


	if (dst_offset < PAYLOAD_OFFSET) {

		while (bytes >= 4) {

			__raw_writel(cpu_to_le32(*src), dst);

			writel_relaxed(*src, dst);

			bytes -= 4;

			src++;

			dst++;
@@ -322,7 +322,7 @@ static void mem_writes8(void __iomem *dst_base, u32 dst_offset, 
	 */



	if (dst_offset < PAYLOAD_OFFSET)

		__raw_writel(cpu_to_le32(*src), dst);

		writel_relaxed(*src, dst);

	else

		__raw_writel(*src, dst);

}