Commit fdd8281f authored by Arindam Nath's avatar Arindam Nath Committed by Jon Mason
Browse files

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: default avatarArindam Nath <arindam.nath@amd.com>
Signed-off-by: default avatarJon Mason <jdmason@kudzu.us>
parent 2465b87c

drivers/ntb/hw/amd/ntb_hw_amd.c

+0 −11
Original line number Diff line number Diff line
@@ -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;

}

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