From: Arindam Nath Date: Wed, 5 Feb 2020 15:54:24 +0000 (+0530) Subject: NTB: remove handling of peer_sta from amd_link_is_up X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=fdd8281fb0bc9afddba93672e267aff1b5561215;p=linux.git NTB: remove handling of peer_sta from amd_link_is_up amd_link_is_up() is a callback to inquire whether the NTB link is up or not. So it should not indulge itself into clearing the bitmasks of peer_sta. Signed-off-by: Arindam Nath Signed-off-by: Jon Mason --- diff --git a/drivers/ntb/hw/amd/ntb_hw_amd.c b/drivers/ntb/hw/amd/ntb_hw_amd.c index b85af150f2c6c..e964442ae2c35 100644 --- a/drivers/ntb/hw/amd/ntb_hw_amd.c +++ b/drivers/ntb/hw/amd/ntb_hw_amd.c @@ -253,17 +253,6 @@ static int amd_link_is_up(struct amd_ntb_dev *ndev) return 1; } - /* If peer_sta is reset or D0 event, the ISR has - * started a timer to check link status of hardware. - * So here just clear status bit. And if peer_sta is - * D3 or PME_TO, D0/reset event will be happened when - * system wakeup/poweron, so do nothing here. - */ - if (ndev->peer_sta & AMD_PEER_RESET_EVENT) - ndev->peer_sta &= ~AMD_PEER_RESET_EVENT; - else if (ndev->peer_sta & (AMD_PEER_D0_EVENT | AMD_LINK_DOWN_EVENT)) - ndev->peer_sta = 0; - return 0; }