linux-kernel - [PATCH 19/53] Input: atmel_mxt_ts - Improve bootloader progress output

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Message-Id: <1370453866-16534-20-git-send-email-nick.dyer@itdev.co.uk>
Date:	Wed,  5 Jun 2013 18:37:12 +0100
From:	Nick Dyer <nick.dyer@...ev.co.uk>
To:	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Daniel Kurtz <djkurtz@...omium.org>,
	Henrik Rydberg <rydberg@...omail.se>,
	Joonyoung Shim <jy0922.shim@...sung.com>,
	Alan.Bowens@...el.com, linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org, pmeerw@...erw.net,
	bleung@...omium.org, olofj@...omium.org
Cc:	Nick Dyer <nick.dyer@...ev.co.uk>
Subject: [PATCH 19/53] Input: atmel_mxt_ts - Improve bootloader progress output

By implementing a frame counter, print out fewer debug messages (the
firmware may contain hundreds of frames).

Signed-off-by: Nick Dyer <nick.dyer@...ev.co.uk>
Acked-by: Benson Leung <bleung@...omium.org>
---
 drivers/input/touchscreen/atmel_mxt_ts.c |    8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/input/touchscreen/atmel_mxt_ts.c b/drivers/input/touchscreen/atmel_mxt_ts.c
index 2cd8ead..e8f410c 100644
--- a/drivers/input/touchscreen/atmel_mxt_ts.c
+++ b/drivers/input/touchscreen/atmel_mxt_ts.c
@@ -1465,6 +1465,7 @@ static int mxt_load_fw(struct device *dev, const char *fn)
 	unsigned int frame_size;
 	unsigned int pos = 0;
 	unsigned int retry = 0;
+	unsigned int frame = 0;
 	int ret;
 
 	ret = request_firmware(&fw, fn, dev);
@@ -1524,9 +1525,12 @@ static int mxt_load_fw(struct device *dev, const char *fn)
 		} else {
 			retry = 0;
 			pos += frame_size;
+			frame++;
 		}
 
-		dev_dbg(dev, "Updated %d bytes / %zd bytes\n", pos, fw->size);
+		if (frame % 50 == 0)
+			dev_info(dev, "Sent %d frames, %d/%zd bytes\n",
+				 frame, pos, fw->size);
 	}
 
 	/* Wait for flash. */
@@ -1535,6 +1539,8 @@ static int mxt_load_fw(struct device *dev, const char *fn)
 	if (ret)
 		goto disable_irq;
 
+	dev_info(dev, "Sent %d frames, %zd bytes\n", frame, pos);
+
 	/* Wait for device to reset. Some bootloader versions do not assert
 	 * the CHG line after bootloading has finished, so ignore error */
 	mxt_wait_for_completion(data, &data->bl_completion,
-- 
1.7.10.4

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