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Date: Thu, 22 Nov 2012 20:48:40 +0100
From: Stefan Hajnoczi <stefanha@...il.com>
To: devel@...verdev.osuosl.org
Cc: Markus Grabner <grabner@....tugraz.at>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
line6linux-devel@...ts.sourceforge.net,
<linux-kernel@...r.kernel.org>, laurent_navet@...oo.com,
Stefan Hajnoczi <stefanha@...il.com>
Subject: [PATCH 01/46] staging: line6: drop channel sysfs attr
Signed-off-by: Stefan Hajnoczi <stefanha@...il.com>
---
drivers/staging/line6/pod.c | 51 ---------------------------------------------
drivers/staging/line6/pod.h | 5 -----
2 files changed, 56 deletions(-)
diff --git a/drivers/staging/line6/pod.c b/drivers/staging/line6/pod.c
index 4a86f7a..e3e2247 100644
--- a/drivers/staging/line6/pod.c
+++ b/drivers/staging/line6/pod.c
@@ -223,7 +223,6 @@ void line6_pod_process_message(struct usb_line6_pod *pod)
case LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_DEVICE:
case LINE6_PROGRAM_CHANGE | LINE6_CHANNEL_HOST:
- pod->channel_num = buf[1];
pod->dirty = 0;
set_bit(POD_CHANNEL_DIRTY, &pod->atomic_flags);
line6_dump_request_async(&pod->dumpreq, &pod->line6, 0,
@@ -388,19 +387,6 @@ void line6_pod_midi_postprocess(struct usb_line6_pod *pod, unsigned char *data,
}
/*
- Send channel number (i.e., switch to a different sound).
-*/
-static void pod_send_channel(struct usb_line6_pod *pod, u8 value)
-{
- line6_invalidate_current(&pod->dumpreq);
-
- if (line6_send_program(&pod->line6, value) == 0)
- pod->channel_num = value;
- else
- line6_dump_finished(&pod->dumpreq);
-}
-
-/*
Transmit PODxt Pro control parameter.
*/
void line6_pod_transmit_parameter(struct usb_line6_pod *pod, int param,
@@ -526,37 +512,6 @@ static ssize_t get_name_generic(struct usb_line6_pod *pod, const char *str,
}
/*
- "read" request on "channel" special file.
-*/
-static ssize_t pod_get_channel(struct device *dev,
- struct device_attribute *attr, char *buf)
-{
- struct usb_interface *interface = to_usb_interface(dev);
- struct usb_line6_pod *pod = usb_get_intfdata(interface);
- return sprintf(buf, "%d\n", pod->channel_num);
-}
-
-/*
- "write" request on "channel" special file.
-*/
-static ssize_t pod_set_channel(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
-{
- struct usb_interface *interface = to_usb_interface(dev);
- struct usb_line6_pod *pod = usb_get_intfdata(interface);
- u8 value;
- int ret;
-
- ret = kstrtou8(buf, 10, &value);
- if (ret)
- return ret;
-
- pod_send_channel(pod, value);
- return count;
-}
-
-/*
"read" request on "name" special file.
*/
static ssize_t pod_get_name(struct device *dev, struct device_attribute *attr,
@@ -1036,8 +991,6 @@ POD_GET_SYSTEM_PARAM(tuner_pitch, 1);
#undef GET_SYSTEM_PARAM
/* POD special files: */
-static DEVICE_ATTR(channel, S_IWUSR | S_IRUGO, pod_get_channel,
- pod_set_channel);
static DEVICE_ATTR(clip, S_IRUGO, pod_wait_for_clip, line6_nop_write);
static DEVICE_ATTR(device_id, S_IRUGO, pod_get_device_id, line6_nop_write);
static DEVICE_ATTR(dirty, S_IRUGO, pod_get_dirty, line6_nop_write);
@@ -1153,7 +1106,6 @@ static int pod_create_files2(struct device *dev)
{
int err;
- CHECK_RETURN(device_create_file(dev, &dev_attr_channel));
CHECK_RETURN(device_create_file(dev, &dev_attr_clip));
CHECK_RETURN(device_create_file(dev, &dev_attr_device_id));
CHECK_RETURN(device_create_file(dev, &dev_attr_dirty));
@@ -1200,8 +1152,6 @@ static int pod_try_init(struct usb_interface *interface,
if ((interface == NULL) || (pod == NULL))
return -ENODEV;
- pod->channel_num = 255;
-
/* initialize wait queues: */
init_waitqueue_head(&pod->monitor_level.wait);
init_waitqueue_head(&pod->routing.wait);
@@ -1300,7 +1250,6 @@ void line6_pod_disconnect(struct usb_interface *interface)
pod->line6.
properties->device_bit, dev);
- device_remove_file(dev, &dev_attr_channel);
device_remove_file(dev, &dev_attr_clip);
device_remove_file(dev, &dev_attr_device_id);
device_remove_file(dev, &dev_attr_dirty);
diff --git a/drivers/staging/line6/pod.h b/drivers/staging/line6/pod.h
index 47e0d1a..0f9e83d 100644
--- a/drivers/staging/line6/pod.h
+++ b/drivers/staging/line6/pod.h
@@ -89,11 +89,6 @@ struct usb_line6_pod {
struct line6_dump_request dumpreq;
/**
- Current program number.
- */
- unsigned char channel_num;
-
- /**
Current program settings.
*/
struct pod_program prog_data;
--
1.8.0
--
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