From mboxrd@z Thu Jan 1 00:00:00 1970 From: ddaney.cavm@gmail.com (David Daney) Date: Fri, 23 Oct 2015 17:14:07 -0700 Subject: [PATCH 1/4] net: thunderx: Remove PF soft reset. In-Reply-To: <1445645650-17328-1-git-send-email-ddaney.cavm@gmail.com> References: <1445645650-17328-1-git-send-email-ddaney.cavm@gmail.com> Message-ID: <1445645650-17328-2-git-send-email-ddaney.cavm@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Sunil Goutham In some silicon revisions, the soft reset clobbers PCI config space, so quit doing the reset. Signed-off-by: Sunil Goutham Signed-off-by: David Daney --- drivers/net/ethernet/cavium/thunder/nic_main.c | 3 --- 1 file changed, 3 deletions(-) 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); -- 1.8.3.1