usb: usbtmc: Replace USBTMC_TIMEOUT macros for control messages
authorGuido Kiener <guido@kiener-muenchen.de>
Wed, 12 Sep 2018 08:51:06 +0000 (10:51 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 20 Sep 2018 11:04:02 +0000 (13:04 +0200)
Use common timeout macro USB_CTRL_GET_TIMEOUT (=5s) for all
usb_control_msg() function calls.

The macro USBTMC_TIMEOUT should only be used as default value for
Bulk IN/OUT transfers.

Signed-off-by: Guido Kiener <guido.kiener@rohde-schwarz.com>
Reviewed-by: Steve Bayless <steve_bayless@keysight.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/class/usbtmc.c

index 329daa7425dce18ca010fb60d85dc5192cfef3c5..964c8e87dacb7a513e753569eb984349b3373946 100644 (file)
@@ -521,7 +521,7 @@ static int usbtmc488_ioctl_read_stb(struct usbtmc_file_data *file_data,
                        USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
                        data->iin_bTag,
                        data->ifnum,
-                       buffer, 0x03, USBTMC_TIMEOUT);
+                       buffer, 0x03, USB_CTRL_GET_TIMEOUT);
        if (rv < 0) {
                dev_err(dev, "stb usb_control_msg returned %d\n", rv);
                goto exit;
@@ -655,7 +655,7 @@ static int usbtmc488_ioctl_simple(struct usbtmc_device_data *data,
                        USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
                        wValue,
                        data->ifnum,
-                       buffer, 0x01, USBTMC_TIMEOUT);
+                       buffer, 0x01, USB_CTRL_GET_TIMEOUT);
        if (rv < 0) {
                dev_err(dev, "simple usb_control_msg failed %d\n", rv);
                goto exit;
@@ -1802,7 +1802,7 @@ static int get_capabilities(struct usbtmc_device_data *data)
        rv = usb_control_msg(data->usb_dev, usb_rcvctrlpipe(data->usb_dev, 0),
                             USBTMC_REQUEST_GET_CAPABILITIES,
                             USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
-                            0, 0, buffer, 0x18, USBTMC_TIMEOUT);
+                            0, 0, buffer, 0x18, USB_CTRL_GET_TIMEOUT);
        if (rv < 0) {
                dev_err(dev, "usb_control_msg returned %d\n", rv);
                goto err_out;
@@ -1941,7 +1941,7 @@ static int usbtmc_ioctl_indicator_pulse(struct usbtmc_device_data *data)
                             usb_rcvctrlpipe(data->usb_dev, 0),
                             USBTMC_REQUEST_INDICATOR_PULSE,
                             USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
-                            0, 0, buffer, 0x01, USBTMC_TIMEOUT);
+                            0, 0, buffer, 0x01, USB_CTRL_GET_TIMEOUT);
 
        if (rv < 0) {
                dev_err(dev, "usb_control_msg returned %d\n", rv);