diff options
| author |   Lendacky, Thomas <Thomas.Lendacky@amd.com> | 2017-06-28 13:43:09 -0500 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-06-29 15:14:18 -0400 |
| commit | 9916716a1bb677be8371f602f53989bf04a70d7f (patch) | |
| tree | 2d7481be8671ef53c4fb7c8c40f94034d021f6a2 /drivers/net/ethernet/amd/xgbe/xgbe.h | |
| parent | amd-xgbe: Add NUMA affinity support for IRQ hints (diff) | |
| download | linux-dev-9916716a1bb677be8371f602f53989bf04a70d7f.tar.xz linux-dev-9916716a1bb677be8371f602f53989bf04a70d7f.zip | |
amd-xgbe: Prepare for more fine grained cache coherency controls
In prep for setting fine grained read and write DMA cache coherency
controls, allow specific values to be used to set the cache coherency
registers.
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/amd/xgbe/xgbe.h')
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe.h | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe.h b/drivers/net/ethernet/amd/xgbe/xgbe.h index 7b50469c77a0..46780aa74301 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe.h @@ -164,14 +164,12 @@ #define XGBE_DMA_STOP_TIMEOUT 1 /* DMA cache settings - Outer sharable, write-back, write-allocate */ -#define XGBE_DMA_OS_AXDOMAIN 0x2 -#define XGBE_DMA_OS_ARCACHE 0xb -#define XGBE_DMA_OS_AWCACHE 0xf +#define XGBE_DMA_OS_ARCR 0x002b2b2b +#define XGBE_DMA_OS_AWCR 0x2f2f2f2f /* DMA cache settings - System, no caches used */ -#define XGBE_DMA_SYS_AXDOMAIN 0x3 -#define XGBE_DMA_SYS_ARCACHE 0x0 -#define XGBE_DMA_SYS_AWCACHE 0x0 +#define XGBE_DMA_SYS_ARCR 0x00303030 +#define XGBE_DMA_SYS_AWCR 0x30303030 /* DMA channel interrupt modes */ #define XGBE_IRQ_MODE_EDGE 0 @@ -1007,9 +1005,8 @@ struct xgbe_prv_data { /* AXI DMA settings */ unsigned int coherent; - unsigned int axdomain; - unsigned int arcache; - unsigned int awcache; + unsigned int arcr; + unsigned int awcr; /* Service routine support */ struct workqueue_struct *dev_workqueue; |