From e7434821411b5fc24ab23e55cb11ea793248cb6b Mon Sep 17 00:00:00 2001 From: Giuseppe CAVALLARO Date: Thu, 1 Sep 2011 21:51:41 +0000 Subject: stmmac: add HW DMA feature register (v3) New GMAC chips have an extra register to indicate the presence of the optional features/functions of the DMA core. This patch adds this support and all the HW cap are exported via debugfs. Signed-off-by: Giuseppe Cavallaro Signed-off-by: David S. Miller --- drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h') diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h index da3f5ccf83d3..437edacd602e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h @@ -34,6 +34,7 @@ #define DMA_MISSED_FRAME_CTR 0x00001020 /* Missed Frame Counter */ #define DMA_CUR_TX_BUF_ADDR 0x00001050 /* Current Host Tx Buffer */ #define DMA_CUR_RX_BUF_ADDR 0x00001054 /* Current Host Rx Buffer */ +#define DMA_HW_FEATURE 0x00001058 /* HW Feature Register */ /* DMA Control register defines */ #define DMA_CONTROL_ST 0x00002000 /* Start/Stop Transmission */ -- cgit v1.2.3-59-g8ed1b