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[1/4] net: thunderx: Remove PF soft reset.

Message ID 1445645650-17328-2-git-send-email-ddaney.cavm@gmail.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

David Daney Oct. 24, 2015, 12:14 a.m. UTC 
From: Sunil Goutham <sgoutham@cavium.com>

In some silicon revisions, the soft reset clobbers PCI config space,
so quit doing the reset.

Signed-off-by: Sunil Goutham <sgoutham@cavium.com>
Signed-off-by: David Daney <david.daney@cavium.com>
---
 drivers/net/ethernet/cavium/thunder/nic_main.c | 3 ---
 1 file changed, 3 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/cavium/thunder/nic_main.c b/drivers/net/ethernet/cavium/thunder/nic_main.c
index b3a5947..d6e3219 100644
--- a/drivers/net/ethernet/cavium/thunder/nic_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nic_main.c
@@ -305,9 +305,6 @@  static void nic_init_hw(struct nicpf *nic)
 {
 	int i;
 
-	/* Reset NIC, in case the driver is repeatedly inserted and removed */
-	nic_reg_write(nic, NIC_PF_SOFT_RESET, 1);
-
 	/* Enable NIC HW block */
 	nic_reg_write(nic, NIC_PF_CFG, 0x3);