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From: Dongsheng Wang <dongsheng.wang@freescale.com>
To: <scottwood@freescale.com>
Cc: linuxppc-dev@lists.ozlabs.org,
	Wang Dongsheng <dongsheng.wang@freescale.com>,
	jason.jin@freescale.com
Subject: [PATCH 1/2] fsl/pci: fix RC cannot detect PME message coming
Date: Tue, 15 Apr 2014 15:43:18 +0800	[thread overview]
Message-ID: <1397547799-29464-1-git-send-email-dongsheng.wang@freescale.com> (raw)

From: Wang Dongsheng <dongsheng.wang@freescale.com>

PCI controller disable PME message report feature, that shouldn't
have happened. Fix it and enable PME message report feature.

Signed-off-by: Wang Dongsheng <dongsheng.wang@freescale.com>

diff --git a/arch/powerpc/sysdev/fsl_pci.c b/arch/powerpc/sysdev/fsl_pci.c
index 3f415e2..4bd091a 100644
--- a/arch/powerpc/sysdev/fsl_pci.c
+++ b/arch/powerpc/sysdev/fsl_pci.c
@@ -1150,8 +1150,7 @@ static int fsl_pci_pme_probe(struct pci_controller *hose)
 	pci = hose->private_data;
 
 	/* Enable PTOD, ENL23D & EXL23D */
-	out_be32(&pci->pex_pme_mes_disr, 0);
-	setbits32(&pci->pex_pme_mes_disr,
+	clrbits32(&pci->pex_pme_mes_disr,
 		  PME_DISR_EN_PTOD | PME_DISR_EN_ENL23D | PME_DISR_EN_EXL23D);
 
 	out_be32(&pci->pex_pme_mes_ier, 0);
-- 
1.8.5

             reply	other threads:[~2014-04-15  7:45 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-15  7:43 Dongsheng Wang [this message]
2014-04-15  7:43 ` [PATCH 2/2] fsl/pci: fix EP device sometimes hangup when system resume from sleep Dongsheng Wang
2014-04-15  8:30   ` Dongsheng.Wang
2014-04-15 21:11   ` Scott Wood

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