openwrt/target/linux/ramips/patches-6.6/804-dma-ralink-add-back-gdma-driver.patch
Shiji Yang ccd50abd9f ramips: add back the gdma driver
The gdma driver has been removed from the upstream. Let's move it
to the local files. This patch also removed unsupported compatible
string and sub-target.

Signed-off-by: Shiji Yang <yangshiji66@qq.com>
2024-05-29 10:41:49 +02:00

40 lines
1.2 KiB
Diff

From: Shiji Yang <yangshiji66@outlook.com>
Date: Mon, 27 May 2024 08:25:57 +0000
Subject: [PATCH] dma: ralink: add back gdma driver
The upstream staging driver has been removed[1] since kernel v5.17.
[1] 5bfc10690c6c ("staging: ralink-gdma: remove driver from tree")
Signed-off-by: Shiji Yang <yangshiji66@outlook.com>
---
drivers/dma/Kconfig | 6 ++++++
drivers/dma/Makefile | 1 +
2 files changed, 7 insertions(+)
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -532,6 +532,12 @@ config PLX_DMA
These are exposed via extra functions on the switch's
upstream port. Each function exposes one DMA channel.
+config RALINK_GDMA
+ tristate "RALINK GDMA support"
+ depends on RALINK && !SOC_RT288X
+ select DMA_ENGINE
+ select DMA_VIRTUAL_CHANNELS
+
config STE_DMA40
bool "ST-Ericsson DMA40 support"
depends on ARCH_U8500
--- a/drivers/dma/Makefile
+++ b/drivers/dma/Makefile
@@ -64,6 +64,7 @@ obj-$(CONFIG_PL330_DMA) += pl330.o
obj-$(CONFIG_PLX_DMA) += plx_dma.o
obj-$(CONFIG_PPC_BESTCOMM) += bestcomm/
obj-$(CONFIG_PXA_DMA) += pxa_dma.o
+obj-$(CONFIG_RALINK_GDMA) += ralink-gdma.o
obj-$(CONFIG_RENESAS_DMA) += sh/
obj-$(CONFIG_SF_PDMA) += sf-pdma/
obj-$(CONFIG_STE_DMA40) += ste_dma40.o ste_dma40_ll.o