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driver: ctrl_timeoutをモジュールパラメーターに追加 #3

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merged 1 commit into from
Sep 30, 2023
Merged

driver: ctrl_timeoutをモジュールパラメーターに追加 #3

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2 changes: 1 addition & 1 deletion driver/px4_usb.c
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Original file line number Diff line number Diff line change
Expand Up @@ -84,7 +84,7 @@ static int px4_usb_init_bridge(struct device *dev, struct usb_device *usb_dev,
bus->dev = dev;
bus->type = ITEDTV_BUS_USB;
bus->usb.dev = usb_dev;
bus->usb.ctrl_timeout = 3000;
bus->usb.ctrl_timeout = px4_usb_params.ctrl_timeout;
bus->usb.streaming.urb_buffer_size = 188 * px4_usb_params.urb_max_packets;
bus->usb.streaming.urb_num = px4_usb_params.max_urbs;
bus->usb.streaming.no_dma = px4_usb_params.no_dma;
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7 changes: 7 additions & 0 deletions driver/px4_usb_params.c
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Original file line number Diff line number Diff line change
Expand Up @@ -11,12 +11,19 @@
#include <linux/module.h>

struct px4_usb_param_set px4_usb_params = {
.ctrl_timeout = 3000,
.xfer_packets = 816,
.urb_max_packets = 816,
.max_urbs = 6,
.no_dma = false
};

module_param_named(ctrl_timeout, px4_usb_params.ctrl_timeout,
int, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
MODULE_PARM_DESC(ctrl_timeout,
"Time in msecs to wait for the message to complete " \
"before timing out (if 0 the wait is forever). (default: 3000)");

module_param_named(xfer_packets, px4_usb_params.xfer_packets,
uint, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
MODULE_PARM_DESC(xfer_packets,
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1 change: 1 addition & 0 deletions driver/px4_usb_params.h
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@
#include <linux/types.h>

struct px4_usb_param_set {
int ctrl_timeout;
unsigned int xfer_packets;
unsigned int urb_max_packets;
unsigned int max_urbs;
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