linux-kernel - [PATCH 1/4] usb: host: xhci: Move the xhci quirks checking to the right place

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Date:	Fri, 15 Jul 2016 17:13:25 +0800
From:	Baolin Wang <baolin.wang@...aro.org>
To:	balbi@...nel.org, gregkh@...uxfoundation.org
Cc:	mathias.nyman@...el.com, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org, broonie@...nel.org,
	baolin.wang@...aro.org
Subject: [PATCH 1/4] usb: host: xhci: Move the xhci quirks checking to the right place

It will reset the xhci quirks in xhci_gen_setup() function when xhci try to
add one hcd, thus we need to move the XHCI_LPM_SUPPORT quirk checking after
adding hcd.

Signed-off-by: Baolin Wang <baolin.wang@...aro.org>
---
 drivers/usb/host/xhci-plat.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 1f3f981..e2e2487 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -223,10 +223,6 @@ static int xhci_plat_probe(struct platform_device *pdev)
 		goto disable_clk;
 	}
 
-	if ((node && of_property_read_bool(node, "usb3-lpm-capable")) ||
-			(pdata && pdata->usb3_lpm_capable))
-		xhci->quirks |= XHCI_LPM_SUPPORT;
-
 	if (HCC_MAX_PSA(xhci->hcc_params) >= 4)
 		xhci->shared_hcd->can_do_streams = 1;
 
@@ -250,6 +246,10 @@ static int xhci_plat_probe(struct platform_device *pdev)
 	if (ret)
 		goto dealloc_usb2_hcd;
 
+	if ((node && of_property_read_bool(node, "usb3-lpm-capable")) ||
+			(pdata && pdata->usb3_lpm_capable))
+		xhci->quirks |= XHCI_LPM_SUPPORT;
+
 	return 0;
 
 
-- 
1.7.9.5