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

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
...@@ -147,6 +147,8 @@ static int hw_atl_utils_soft_reset_flb(struct aq_hw_s *self) ...@@ -147,6 +147,8 @@ static int hw_atl_utils_soft_reset_flb(struct aq_hw_s *self)
aq_pr_err("FW kickstart failed\n"); aq_pr_err("FW kickstart failed\n");
return -EIO; return -EIO;
} }
/* Old FW requires fixed delay after init */
AQ_HW_SLEEP(15);
return 0; return 0;
} }
...@@ -214,6 +216,8 @@ static int hw_atl_utils_soft_reset_rbl(struct aq_hw_s *self) ...@@ -214,6 +216,8 @@ static int hw_atl_utils_soft_reset_rbl(struct aq_hw_s *self)
aq_pr_err("FW kickstart failed\n"); aq_pr_err("FW kickstart failed\n");
return -EIO; return -EIO;
} }
/* Old FW requires fixed delay after init */
AQ_HW_SLEEP(15);
return 0; return 0;
} }
......
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