From 5903b1643f41ccc0cb3a0cde1d12b1c942914317 Mon Sep 17 00:00:00 2001 From: Suman Tripathi Date: Wed, 6 May 2015 00:51:11 +0530 Subject: libahci: Add support to handle HOST_IRQ_STAT as edge trigger latch. This patch adds the support to handle HOST_IRQ_STAT as edge trigger latch. Signed-off-by: Suman Tripathi Signed-off-by: Tejun Heo --- drivers/ata/ahci.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/ata/ahci.h') diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h index 71262e08648e..f4429600e2bf 100644 --- a/drivers/ata/ahci.h +++ b/drivers/ata/ahci.h @@ -238,6 +238,8 @@ enum { AHCI_HFLAG_MULTI_MSI = (1 << 16), /* multiple PCI MSIs */ AHCI_HFLAG_NO_DEVSLP = (1 << 17), /* no device sleep */ AHCI_HFLAG_NO_FBS = (1 << 18), /* no FBS */ + AHCI_HFLAG_EDGE_IRQ = (1 << 19), /* HOST_IRQ_STAT behaves as + Edge Triggered */ /* ap->flags bits */ -- cgit v1.2.3