Merge branch 'bnx2x-fixes'

This change “Merge branch ‘bnx2x-fixes'” in Linux kernel is authored by David S. Miller <davem [at] davemloft.net> on Mon Aug 10 14:31:59 2015 -0700.

Merge branch 'bnx2x-fixes'

Yuval Mintz says:

====================
bnx2x: small fixes

This adds 2 small fixes, one to error flows during memory release
and the other to flash writes via ethtool API.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>

This Linux change may have been applied to various maintained Linux releases and you can find Linux releases including commit 875a74b.

There is no are 0 lines of Linux source code added/deleted in this change. Code changes to Linux kernel are as follows.

 drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
index 76b9052..5907c82 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
@@ -1718,6 +1718,22 @@ static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
 		offset += sizeof(u32);
 		data_buf += sizeof(u32);
 		written_so_far += sizeof(u32);
+
+		/* At end of each 4Kb page, release nvram lock to allow MFW
+		 * chance to take it for its own use.
+		 */
+		if ((cmd_flags & MCPR_NVM_COMMAND_LAST) &&
+		    (written_so_far < buf_size)) {
+			DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
+			   "Releasing NVM lock after offset 0x%xn",
+			   (u32)(offset - sizeof(u32)));
+			bnx2x_release_nvram_lock(bp);
+			usleep_range(1000, 2000);
+			rc = bnx2x_acquire_nvram_lock(bp);
+			if (rc)
+				return rc;
+		}
+
 		cmd_flags = 0;
 	}
 

The commit for this change in Linux stable tree is 875a74b (patch).

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