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Commit d0f0fb25 authored by Igor Russkikh's avatar Igor Russkikh Committed by David S. Miller
Browse files

net: aquantia: Fix a regression with reset on old firmware 



FW 1.5.58 and below needs a fixed delay even after 0x18 register
is filled. Otherwise, setting MPI_INIT state too fast causes
traffic hang.

Signed-off-by: default avatarIgor Russkikh <igor.russkikh@aquantia.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1bf9a752

drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c

+4 −0
Original line number Diff line number Diff line
@@ -147,6 +147,8 @@ static int hw_atl_utils_soft_reset_flb(struct aq_hw_s *self) 
		aq_pr_err("FW kickstart failed\n");

		return -EIO;

	}

	/* Old FW requires fixed delay after init */

	AQ_HW_SLEEP(15);



	return 0;

}
@@ -214,6 +216,8 @@ static int hw_atl_utils_soft_reset_rbl(struct aq_hw_s *self) 
		aq_pr_err("FW kickstart failed\n");

		return -EIO;

	}

	/* Old FW requires fixed delay after init */

	AQ_HW_SLEEP(15);



	return 0;

}