From: Sandeep Maheswaram <sanm@codeaurora.org>
To: Andy Gross <agross@kernel.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Felipe Balbi <balbi@kernel.org>,
Stephen Boyd <swboyd@chromium.org>,
Doug Anderson <dianders@chromium.org>,
Matthias Kaehlcke <mka@chromium.org>,
Mathias Nyman <mathias.nyman@intel.com>
Cc: linux-arm-msm@vger.kernel.org, linux-usb@vger.kernel.org,
linux-kernel@vger.kernel.org, ppratap@codeaurora.org,
pkondeti@codeaurora.org, Sandeep Maheswaram <sanm@codeaurora.org>
Subject: [PATCH] usb: dwc: host: add xhci_plat_priv quirk XHCI_SKIP_PHY_INIT
Date: Mon, 11 Oct 2021 15:31:57 +0530 [thread overview]
Message-ID: <1633946518-13906-1-git-send-email-sanm@codeaurora.org> (raw)
dwc3 manages PHY by own DRD driver, so skip the management by
HCD core.
During runtime suspend phy was not getting suspend because
runtime_usage value is 2.
Signed-off-by: Sandeep Maheswaram <sanm@codeaurora.org>
---
drivers/usb/dwc3/host.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/usb/dwc3/host.c b/drivers/usb/dwc3/host.c
index f29a264..0921f05 100644
--- a/drivers/usb/dwc3/host.c
+++ b/drivers/usb/dwc3/host.c
@@ -11,6 +11,11 @@
#include <linux/platform_device.h>
#include "core.h"
+#include "../host/xhci-plat.h"
+
+static const struct xhci_plat_priv xhci_plat_dwc3_xhci = {
+ .quirks = XHCI_SKIP_PHY_INIT,
+};
static int dwc3_host_get_irq(struct dwc3 *dwc)
{
@@ -115,6 +120,13 @@ int dwc3_host_init(struct dwc3 *dwc)
}
}
+ ret = platform_device_add_data(xhci, &xhci_plat_dwc3_xhci,
+ sizeof(struct xhci_plat_priv));
+ if (ret) {
+ dev_err(dwc->dev, "failed to add data to xHCI\n");
+ goto err;
+ }
+
ret = platform_device_add(xhci);
if (ret) {
dev_err(dwc->dev, "failed to register xHCI device\n");
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation
next reply other threads:[~2021-10-11 10:02 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-11 10:01 Sandeep Maheswaram [this message]
2021-10-12 7:32 ` [PATCH] usb: dwc: host: add xhci_plat_priv quirk XHCI_SKIP_PHY_INIT Greg Kroah-Hartman
2021-10-14 5:40 ` Sandeep Maheswaram
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