diff options
| author |   Ong Boon Leong <boon.leong.ong@intel.com> | 2021-03-26 01:39:12 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2021-03-25 17:37:30 -0700 |
| commit | 7e1c520c0d2028e24cf86df811d41dc4205dc5d4 (patch) | |
| tree | 274524405be1f4bb9e4eff340cd98e8abe2a9b49 /drivers/net/ethernet/stmicro/stmmac/common.h | |
| parent | net: change netdev_unregister_timeout_secs min value to 1 (diff) | |
| download | linux-dev-7e1c520c0d2028e24cf86df811d41dc4205dc5d4.tar.xz linux-dev-7e1c520c0d2028e24cf86df811d41dc4205dc5d4.zip | |
net: stmmac: introduce DMA interrupt status masking per traffic direction
In preparation to make stmmac support multi-vector MSI, we introduce the
interrupt status masking according to RX, TX or RXTX. Default to use RXTX
inside stmmac_dma_interrupt(), so there is no run-time logic difference
now.
Signed-off-by: Ong Boon Leong <boon.leong.ong@intel.com>
Signed-off-by: Voon Weifeng <weifeng.voon@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/common.h')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/common.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index d065b11b7b10..5afb36a5c94c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -309,6 +309,12 @@ enum dma_irq_status { handle_tx = 0x8, }; +enum dma_irq_dir { + DMA_DIR_RX = 0x1, + DMA_DIR_TX = 0x2, + DMA_DIR_RXTX = 0x3, +}; + /* EEE and LPI defines */ #define CORE_IRQ_TX_PATH_IN_LPI_MODE (1 << 0) #define CORE_IRQ_TX_PATH_EXIT_LPI_MODE (1 << 1) |