From: Artur Petrosyan <Arthur.Petrosyan@synopsys.com>
To: Felipe Balbi <balbi@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Minas Harutyunyan <Minas.Harutyunyan@synopsys.com>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: John Youn <John.Youn@synopsys.com>,
Artur Petrosyan <Arthur.Petrosyan@synopsys.com>
Subject: [PATCH 06/12] usb: dwc2: Add exit clock gating when port reset is asserted
Date: Tue, 13 Apr 2021 11:16:54 +0400 [thread overview]
Message-ID: <f705e273c8d398130039452da93f4be8abd4e7ed.1618297800.git.Arthur.Petrosyan@synopsys.com> (raw)
In-Reply-To: <cover.1618297800.git.Arthur.Petrosyan@synopsys.com>
Adds clock gating exit flow when set port feature
reset is received in suspended state.
Signed-off-by: Artur Petrosyan <Arthur.Petrosyan@synopsys.com>
---
drivers/usb/dwc2/hcd.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index f1c24c15d185..27f030d5de54 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -3712,6 +3712,10 @@ static int dwc2_hcd_hub_control(struct dwc2_hsotg *hsotg, u16 typereq,
"exit partial_power_down failed\n");
}
+ if (hsotg->params.power_down ==
+ DWC2_POWER_DOWN_PARAM_NONE && hsotg->bus_suspended)
+ dwc2_host_exit_clock_gating(hsotg, 0);
+
hprt0 = dwc2_read_hprt0(hsotg);
dev_dbg(hsotg->dev,
"SetPortFeature - USB_PORT_FEAT_RESET\n");
--
2.25.1
next prev parent reply other threads:[~2021-04-13 7:17 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <cover.1618297800.git.Arthur.Petrosyan@synopsys.com>
2021-04-13 7:16 ` [PATCH 01/12] usb: dwc2: Add device clock gating support functions Artur Petrosyan
2021-04-13 7:16 ` [PATCH 02/12] usb: dwc2: Add host " Artur Petrosyan
2021-04-13 7:16 ` [PATCH 03/12] usb: dwc2: Allow entering clock gating from USB_SUSPEND interrupt Artur Petrosyan
2021-04-13 9:25 ` Sergei Shtylyov
2021-04-13 7:16 ` [PATCH 04/12] usb: dwc2: Add exit clock gating from wakeup interrupt Artur Petrosyan
2021-04-13 7:16 ` [PATCH 05/12] usb: dwc2: Add exit clock gating from session request interrupt Artur Petrosyan
2021-04-13 7:16 ` Artur Petrosyan [this message]
2021-04-13 7:17 ` [PATCH 07/12] usb: dwc2: Update enter clock gating when port is suspended Artur Petrosyan
2021-04-13 9:22 ` Sergei Shtylyov
2021-04-13 10:24 ` Greg Kroah-Hartman
2021-04-13 7:17 ` [PATCH 08/12] usb: dwc2: Update exit clock gating when port is resumed Artur Petrosyan
2021-04-13 7:17 ` [PATCH 09/12] usb: dwc2: Allow exit clock gating in urb enqueue Artur Petrosyan
2021-04-13 7:17 ` [PATCH 10/12] usb: dwc2: Add clock gating entering flow by system suspend Artur Petrosyan
2021-04-13 7:17 ` [PATCH 11/12] usb: dwc2: Add clock gating exiting flow by system resume Artur Petrosyan
2021-04-13 7:17 ` [PATCH 12/12] usb: dwc2: Add exit clock gating before removing driver Artur Petrosyan
2021-04-13 7:36 ` [PATCH v2 01/12] usb: dwc2: Add device clock gating support functions Artur Petrosyan
2021-04-13 7:36 ` [PATCH v2 02/12] usb: dwc2: Add host " Artur Petrosyan
2021-04-13 7:36 ` [PATCH v2 03/12] usb: dwc2: Allow entering clock gating from USB_SUSPEND interrupt Artur Petrosyan
2021-04-13 7:36 ` [PATCH v2 04/12] usb: dwc2: Add exit clock gating from wakeup interrupt Artur Petrosyan
2021-04-13 7:36 ` [PATCH v2 05/12] usb: dwc2: Add exit clock gating from session request interrupt Artur Petrosyan
2021-04-13 7:36 ` [PATCH v2 06/12] usb: dwc2: Add exit clock gating when port reset is asserted Artur Petrosyan
2021-04-13 7:36 ` [PATCH v2 07/12] usb: dwc2: Update enter clock gating when port is suspended Artur Petrosyan
2021-04-13 7:37 ` [PATCH v2 08/12] usb: dwc2: Update exit clock gating when port is resumed Artur Petrosyan
2021-04-13 7:37 ` [PATCH v2 09/12] usb: dwc2: Allow exit clock gating in urb enqueue Artur Petrosyan
2021-04-13 7:37 ` [PATCH v2 10/12] usb: dwc2: Add clock gating entering flow by system suspend Artur Petrosyan
2021-04-13 9:29 ` Sergei Shtylyov
2021-04-13 7:37 ` [PATCH v2 11/12] usb: dwc2: Add clock gating exiting flow by system resume Artur Petrosyan
2021-04-13 9:30 ` Sergei Shtylyov
2021-04-13 7:37 ` [PATCH v2 12/12] usb: dwc2: Add exit clock gating before removing driver Artur Petrosyan
[not found] ` <20210413073600.57846A0094@mailhost.synopsys.com>
2021-04-13 8:03 ` [PATCH v2 00/12] usb: dwc2: Add clock gating support Artur Petrosyan
2021-04-13 10:26 ` Greg Kroah-Hartman
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