2017-08-01 09:57:29

by Tao Huang

Subject: [PATCH] ARM: rockchip: select ARCH_DMA_ADDR_T_64BIT for LPAE

Rockchip RK3288 has some 64-bit capable DMA and therefore needs
dma_addr_t to be a 64-bit size. One user is the Mali GPU.

Signed-off-by: Tao Huang <[email protected]>
---
arch/arm/mach-rockchip/Kconfig | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/arm/mach-rockchip/Kconfig b/arch/arm/mach-rockchip/Kconfig
index 9ad84cd01ba0..240354963158 100644
--- a/arch/arm/mach-rockchip/Kconfig
+++ b/arch/arm/mach-rockchip/Kconfig
@@ -3,6 +3,7 @@ config ARCH_ROCKCHIP
depends on ARCH_MULTI_V7
select PINCTRL
select PINCTRL_ROCKCHIP
+ select ARCH_DMA_ADDR_T_64BIT if ARM_LPAE
select ARCH_HAS_RESET_CONTROLLER
select ARM_AMBA
select ARM_GIC
--
2.7.4

2017-08-06 11:19:21

by Heiko Stuebner

Subject: Re: [PATCH] ARM: rockchip: select ARCH_DMA_ADDR_T_64BIT for LPAE

Am Dienstag, 1. August 2017, 17:55:55 CEST schrieb Tao Huang:
> Rockchip RK3288 has some 64-bit capable DMA and therefore needs
> dma_addr_t to be a 64-bit size. One user is the Mali GPU.
>
> Signed-off-by: Tao Huang <[email protected]>

applied for 4.14


Thanks
Heiko