提交 81f75bbf 编写于 作者: E Eilon Greenstein 提交者: David S. Miller

bnx2x: Reset HW before use

To avoid complications, make sure that the HW is in reset (as it should be)
before trying to take it out of reset. In normal flows, the HW is indeed in rest
so this should have no effect
Signed-off-by: NEilon Greenstein <eilong@broadcom.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 637f8837
......@@ -5148,12 +5148,21 @@ static void enable_blocks_attention(struct bnx2x *bp)
}
static void bnx2x_reset_common(struct bnx2x *bp)
{
/* reset_common */
REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
0xd3ffff7f);
REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403);
}
static int bnx2x_init_common(struct bnx2x *bp)
{
u32 val, i;
DP(BNX2X_MSG_MCP, "starting common init func %d\n", BP_FUNC(bp));
bnx2x_reset_common(bp);
REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_SET, 0xffffffff);
REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, 0xfffc);
......@@ -6640,14 +6649,6 @@ static void bnx2x_reset_port(struct bnx2x *bp)
/* TODO: Close Doorbell port? */
}
static void bnx2x_reset_common(struct bnx2x *bp)
{
/* reset_common */
REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_1_CLEAR,
0xd3ffff7f);
REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, 0x1403);
}
static void bnx2x_reset_chip(struct bnx2x *bp, u32 reset_code)
{
DP(BNX2X_MSG_MCP, "function %d reset_code %x\n",
......
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