From cf4ce59b3b70238352c7f1729f0f7223214828ad Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 20 Sep 2024 01:46:19 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux add concurrent mode
---
kernel/arch/mips/bmips/dma.c | 11 ++++++++---
1 files changed, 8 insertions(+), 3 deletions(-)
diff --git a/kernel/arch/mips/bmips/dma.c b/kernel/arch/mips/bmips/dma.c
index 3d13c77..daef44f 100644
--- a/kernel/arch/mips/bmips/dma.c
+++ b/kernel/arch/mips/bmips/dma.c
@@ -40,7 +40,7 @@
#define FLUSH_RAC 0x100
-dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t pa)
+dma_addr_t phys_to_dma(struct device *dev, phys_addr_t pa)
{
struct bmips_dma_range *r;
@@ -52,7 +52,7 @@
return pa;
}
-phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t dma_addr)
+phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dma_addr)
{
struct bmips_dma_range *r;
@@ -64,7 +64,9 @@
return dma_addr;
}
-void arch_sync_dma_for_cpu_all(struct device *dev)
+bool bmips_rac_flush_disable;
+
+void arch_sync_dma_for_cpu_all(void)
{
void __iomem *cbr = BMIPS_GET_CBR();
u32 cfg;
@@ -74,6 +76,9 @@
boot_cpu_type() != CPU_BMIPS4380)
return;
+ if (unlikely(bmips_rac_flush_disable))
+ return;
+
/* Flush stale data out of the readahead cache */
cfg = __raw_readl(cbr + BMIPS_RAC_CONFIG);
__raw_writel(cfg | 0x100, cbr + BMIPS_RAC_CONFIG);
--
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