From: Pramod Gurav <gpramod@codeaurora.org>
To: linux-arm-msm@vger.kernel.org, linux-serial@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: gregkh@linuxfoundation.org, bryanh@codeaurora.org,
sboyd@codeaurora.org, jslaby@suse.cz,
Pramod Gurav <gpramod@codeaurora.org>
Subject: [PATCH v2 2/2] tty: serial: msm: Disable pclk when port is closed
Date: Wed, 8 Apr 2015 18:58:53 +0530 [thread overview]
Message-ID: <1428499733-21963-2-git-send-email-gpramod@codeaurora.org> (raw)
In-Reply-To: <1428499733-21963-1-git-send-email-gpramod@codeaurora.org>
Disable the pclk when tty port is closed by user space.
Signed-off-by: Pramod Gurav <gpramod@codeaurora.org>
---
drivers/tty/serial/msm_serial.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c
index 4c1e9ea..f38565c 100644
--- a/drivers/tty/serial/msm_serial.c
+++ b/drivers/tty/serial/msm_serial.c
@@ -523,6 +523,7 @@ static void msm_shutdown(struct uart_port *port)
msm_write(port, 0, UART_IMR); /* disable interrupts */
clk_disable_unprepare(msm_port->clk);
+ clk_disable_unprepare(msm_port->pclk);
free_irq(port->irq, port);
}
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2015-04-08 13:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-08 13:28 [PATCH v2 1/2] tty: serial: msm: Add mask value for UART_DM registers Pramod Gurav
2015-04-08 13:28 ` Pramod Gurav [this message]
2015-04-08 23:51 ` [PATCH v2 2/2] tty: serial: msm: Disable pclk when port is closed Stephen Boyd
2015-04-09 5:36 ` Pramod Gurav
2015-04-09 14:04 ` Stephen Boyd
2015-04-08 23:31 ` [PATCH v2 1/2] tty: serial: msm: Add mask value for UART_DM registers Stephen Boyd
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