From: Michael Chan Date: Tue, 5 Jun 2007 04:23:06 +0000 (-0700) Subject: [BNX2]: Enable DMA on 5709. X-Git-Tag: v2.6.22-rc5~95^2~21 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0aa38df7cd5b6c5b89f5146f4a2286434bc4a8f3;p=pandora-kernel.git [BNX2]: Enable DMA on 5709. Add missing code to enable DMA on 5709 A1. The bit is a no-op on A0 and therefore can be set on all 5709 chips. Signed-off-by: Michael Chan Acked-by: Jeff Garzik Signed-off-by: David S. Miller --- diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 9eba7a2635ad..3b7ca2a455b4 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -3815,6 +3815,11 @@ bnx2_init_chip(struct bnx2 *bp) /* Initialize the receive filter. */ bnx2_set_rx_mode(bp->dev); + if (CHIP_NUM(bp) == CHIP_NUM_5709) { + val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); + val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; + REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); + } rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, 0); diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h index bd6288d6350f..49a5de253b17 100644 --- a/drivers/net/bnx2.h +++ b/drivers/net/bnx2.h @@ -1373,6 +1373,7 @@ struct l2_fhdr { #define BNX2_MISC_NEW_CORE_CTL 0x000008c8 #define BNX2_MISC_NEW_CORE_CTL_LINK_HOLDOFF_SUCCESS (1L<<0) #define BNX2_MISC_NEW_CORE_CTL_LINK_HOLDOFF_REQ (1L<<1) +#define BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE (1L<<16) #define BNX2_MISC_NEW_CORE_CTL_RESERVED_CMN (0x3fffL<<2) #define BNX2_MISC_NEW_CORE_CTL_RESERVED_TC (0xffffL<<16)