openwrt/target/linux/layerscape/patches-5.4/804-crypto-0011-MLK-20204-crypto-caam-remove-deadcode-on-32-bit-plat.patch
Yangbo Lu cddd459140 layerscape: add patches-5.4
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release
which was tagged LSDK-20.04-V5.4.
https://source.codeaurora.org/external/qoriq/qoriq-components/linux/

For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in
LSDK, port the dts patches from 4.14.

The patches are sorted into the following categories:
  301-arch-xxxx
  302-dts-xxxx
  303-core-xxxx
  701-net-xxxx
  801-audio-xxxx
  802-can-xxxx
  803-clock-xxxx
  804-crypto-xxxx
  805-display-xxxx
  806-dma-xxxx
  807-gpio-xxxx
  808-i2c-xxxx
  809-jailhouse-xxxx
  810-keys-xxxx
  811-kvm-xxxx
  812-pcie-xxxx
  813-pm-xxxx
  814-qe-xxxx
  815-sata-xxxx
  816-sdhc-xxxx
  817-spi-xxxx
  818-thermal-xxxx
  819-uart-xxxx
  820-usb-xxxx
  821-vfio-xxxx

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
2020-05-07 12:53:06 +02:00

43 lines
1.3 KiB
Diff

From 4269eb560ac34c5974559fe256811c1ac5d764ed Mon Sep 17 00:00:00 2001
From: Franck LENORMAND <franck.lenormand@nxp.com>
Date: Fri, 23 Nov 2018 16:06:45 +0100
Subject: [PATCH] MLK-20204 crypto: caam - remove deadcode on 32-bit platforms
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
When building on a platform with a 32bit DMA address, taking the
upper 32 bits makes no sense.
Signed-off-by: Franck LENORMAND <franck.lenormand@nxp.com>
(cherry picked from commit d3346aaa3fbfaf9b7f827d8554f076e3fc82c35b)
-replace ifdeffery with IS_ENABLED() macro
-change commit headline prefix
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
---
drivers/crypto/caam/regs.h | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
--- a/drivers/crypto/caam/regs.h
+++ b/drivers/crypto/caam/regs.h
@@ -173,9 +173,14 @@ static inline u64 rd_reg64(void __iomem
static inline u64 cpu_to_caam_dma64(dma_addr_t value)
{
- if (caam_imx)
- return (((u64)cpu_to_caam32(lower_32_bits(value)) << 32) |
- (u64)cpu_to_caam32(upper_32_bits(value)));
+ if (caam_imx) {
+ u64 ret_val = (u64)cpu_to_caam32(lower_32_bits(value)) << 32;
+
+ if (IS_ENABLED(CONFIG_ARCH_DMA_ADDR_T_64BIT))
+ ret_val |= (u64)cpu_to_caam32(upper_32_bits(value));
+
+ return ret_val;
+ }
return cpu_to_caam64(value);
}