3.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Ariel Elior <ari...@broadcom.com>
commit 4a25417c20fac00b3afd58ce27408f964d19e708 upstream.
fix bug where a register which was only meant to be read in 578xx/57712
devices causes a bogus error message to be logged when read from other
devices.
Signed-off-by: Ariel Elior <ari...@broadcom.com>
Signed-off-by: Eilon Greenstein <eil...@broadcom.com>
Signed-off-by: David S. Miller <da...@davemloft.net>
Signed-off-by: CAI Qian <caiq...@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -9131,10 +9131,13 @@ static int __devinit bnx2x_prev_unload_c
*/
static void __devinit bnx2x_prev_interrupted_dmae(struct bnx2x *bp)
{
- u32 val = REG_RD(bp, PGLUE_B_REG_PGLUE_B_INT_STS);
- if (val & PGLUE_B_PGLUE_B_INT_STS_REG_WAS_ERROR_ATTN) {
- BNX2X_ERR("was error bit was found to be set in pglueb upon
startup. Clearing");
- REG_WR(bp, PGLUE_B_REG_WAS_ERROR_PF_7_0_CLR, 1 << BP_FUNC(bp));
+ if (!CHIP_IS_E1x(bp)) {
+ u32 val = REG_RD(bp, PGLUE_B_REG_PGLUE_B_INT_STS);
+ if (val & PGLUE_B_PGLUE_B_INT_STS_REG_WAS_ERROR_ATTN) {
+ BNX2X_ERR("was error bit was found to be set in pglueb
upon startup. Clearing");
+ REG_WR(bp, PGLUE_B_REG_WAS_ERROR_PF_7_0_CLR,
+ 1 << BP_FUNC(bp));
+ }
}
}
--
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