From: Frank Rowand <frowand.list@gmail.com>
To: Andy Gross <andy.gross@linaro.org>,
David Brown <david.brown@linaro.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jslaby@suse.com>,
"linux-arm-msm@vger.kernel.org" <linux-arm-msm@vger.kernel.org>,
linux-soc@vger.kernel.org, linux-serial@vger.kernel.org,
Linux Kernel list <linux-kernel@vger.kernel.org>
Cc: ivan.ivanov@linaro.org
Subject: [PATCH 2/2] tty: serial: msm_serial add info message
Date: Sat, 23 Apr 2016 10:17:05 -0700 [thread overview]
Message-ID: <571BAE11.3020706@gmail.com> (raw)
In-Reply-To: <571BAC8B.80001@gmail.com>
From: Frank Rowand <frank.rowand@am.sony.com>
Failure to enable DMA by the msm_serial driver is silent.
Add a message to report the failure.
Signed-off-by: Frank Rowand <frank.rowand@am.sony.com>
---
drivers/tty/serial/msm_serial.c | 1 +
1 file changed, 1 insertion(+)
Index: b/drivers/tty/serial/msm_serial.c
===================================================================
--- a/drivers/tty/serial/msm_serial.c
+++ b/drivers/tty/serial/msm_serial.c
@@ -170,6 +170,7 @@ rel_tx:
dma_release_channel(dma->chan);
no_tx:
memset(dma, 0, sizeof(*dma));
+ dev_info(dev, "msm_serial: DMA not enabled\n");
}
static void msm_request_rx_dma(struct msm_port *msm_port, resource_size_t base)
next prev parent reply other threads:[~2016-04-23 17:17 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-23 17:10 [PATCH 0/2] tty: serial: msm_serial regression and add info message Frank Rowand
2016-04-23 17:14 ` [PATCH 1/2] tty: serial: msm_serial regression fix data corruption Frank Rowand
2016-04-25 20:47 ` Stephen Boyd
2016-04-25 22:31 ` Bjorn Andersson
2016-05-05 23:52 ` Andy Gross
2016-04-23 17:17 ` Frank Rowand [this message]
2016-04-25 20:48 ` [PATCH 2/2] tty: serial: msm_serial add info message Stephen Boyd
2016-04-25 21:31 ` Frank Rowand
2016-04-25 21:35 ` Stephen Boyd
2016-04-26 0:44 ` Frank Rowand
2016-04-28 20:51 ` Greg Kroah-Hartman
2016-04-28 22:15 ` Frank Rowand
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