diff options
author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-07-26 17:49:34 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2019-06-22 23:54:38 -0700 |
commit | 2a1433ff08a1b23e3003483ee2883d327f78db9e (patch) | |
tree | f946093884aa6611814f4c44d76885a33770036d /drivers/input/joystick | |
parent | 38d107690df7f0826adb5b53f4e87676859ff0a6 (diff) | |
download | linux-2a1433ff08a1b23e3003483ee2883d327f78db9e.tar.bz2 |
Input: iforce - move get_id to the transport operations
To avoid #ifdef-ing out parts of the code and having conditionals in normal
control flow, let's define "get_id" transport method and move
implementation into respective transport modules.
Tested-by: Tim Schumacher <timschumi@gmx.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/joystick')
-rw-r--r-- | drivers/input/joystick/iforce/iforce-packets.c | 64 | ||||
-rw-r--r-- | drivers/input/joystick/iforce/iforce-serio.c | 17 | ||||
-rw-r--r-- | drivers/input/joystick/iforce/iforce-usb.c | 29 | ||||
-rw-r--r-- | drivers/input/joystick/iforce/iforce.h | 6 |
4 files changed, 51 insertions, 65 deletions
diff --git a/drivers/input/joystick/iforce/iforce-packets.c b/drivers/input/joystick/iforce/iforce-packets.c index b8ca9bdfdef8..e677562efc9a 100644 --- a/drivers/input/joystick/iforce/iforce-packets.c +++ b/drivers/input/joystick/iforce/iforce-packets.c @@ -210,67 +210,3 @@ void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data) break; } } - -int iforce_get_id_packet(struct iforce *iforce, char *packet) -{ - switch (iforce->bus) { - - case IFORCE_USB: { -#ifdef CONFIG_JOYSTICK_IFORCE_USB - int status; - - iforce->cr.bRequest = packet[0]; - iforce->ctrl->dev = iforce->usbdev; - - status = usb_submit_urb(iforce->ctrl, GFP_KERNEL); - if (status) { - dev_err(&iforce->intf->dev, - "usb_submit_urb failed %d\n", status); - return -1; - } - - wait_event_interruptible_timeout(iforce->wait, - iforce->ctrl->status != -EINPROGRESS, HZ); - - if (iforce->ctrl->status) { - dev_dbg(&iforce->intf->dev, - "iforce->ctrl->status = %d\n", - iforce->ctrl->status); - usb_unlink_urb(iforce->ctrl); - return -1; - } -#else - printk(KERN_DEBUG "iforce_get_id_packet: iforce->bus = USB!\n"); -#endif - } - break; - - case IFORCE_232: - -#ifdef CONFIG_JOYSTICK_IFORCE_232 - iforce->expect_packet = FF_CMD_QUERY; - iforce_send_packet(iforce, FF_CMD_QUERY, packet); - - wait_event_interruptible_timeout(iforce->wait, - !iforce->expect_packet, HZ); - - if (iforce->expect_packet) { - iforce->expect_packet = 0; - return -1; - } -#else - dev_err(&iforce->dev->dev, - "iforce_get_id_packet: iforce->bus = SERIO!\n"); -#endif - break; - - default: - dev_err(&iforce->dev->dev, - "iforce_get_id_packet: iforce->bus = %d\n", - iforce->bus); - break; - } - - return -(iforce->edata[0] != packet[0]); -} - diff --git a/drivers/input/joystick/iforce/iforce-serio.c b/drivers/input/joystick/iforce/iforce-serio.c index c9469209f994..fa45ce425d47 100644 --- a/drivers/input/joystick/iforce/iforce-serio.c +++ b/drivers/input/joystick/iforce/iforce-serio.c @@ -67,8 +67,25 @@ again: spin_unlock_irqrestore(&iforce->xmit_lock, flags); } +static int iforce_serio_get_id(struct iforce *iforce, u8 *packet) +{ + iforce->expect_packet = FF_CMD_QUERY; + iforce_send_packet(iforce, FF_CMD_QUERY, packet); + + wait_event_interruptible_timeout(iforce->wait, + !iforce->expect_packet, HZ); + + if (iforce->expect_packet) { + iforce->expect_packet = 0; + return -EIO; + } + + return -(iforce->edata[0] != packet[0]); +} + static const struct iforce_xport_ops iforce_serio_xport_ops = { .xmit = iforce_serio_xmit, + .get_id = iforce_serio_get_id, }; static void iforce_serio_write_wakeup(struct serio *serio) diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c index d4f7f34db9a0..f7eeaad92602 100644 --- a/drivers/input/joystick/iforce/iforce-usb.c +++ b/drivers/input/joystick/iforce/iforce-usb.c @@ -75,8 +75,37 @@ static void iforce_usb_xmit(struct iforce *iforce) __iforce_usb_xmit(iforce); } +static int iforce_usb_get_id(struct iforce *iforce, u8 *packet) +{ + int status; + + iforce->cr.bRequest = packet[0]; + iforce->ctrl->dev = iforce->usbdev; + + status = usb_submit_urb(iforce->ctrl, GFP_KERNEL); + if (status) { + dev_err(&iforce->intf->dev, + "usb_submit_urb failed %d\n", status); + return -EIO; + } + + wait_event_interruptible_timeout(iforce->wait, + iforce->ctrl->status != -EINPROGRESS, HZ); + + if (iforce->ctrl->status) { + dev_dbg(&iforce->intf->dev, + "iforce->ctrl->status = %d\n", + iforce->ctrl->status); + usb_unlink_urb(iforce->ctrl); + return -EIO; + } + + return -(iforce->edata[0] != packet[0]); +} + static const struct iforce_xport_ops iforce_usb_xport_ops = { .xmit = iforce_usb_xmit, + .get_id = iforce_usb_get_id, }; static void iforce_usb_irq(struct urb *urb) diff --git a/drivers/input/joystick/iforce/iforce.h b/drivers/input/joystick/iforce/iforce.h index 2fea3be751ed..f6636230be31 100644 --- a/drivers/input/joystick/iforce/iforce.h +++ b/drivers/input/joystick/iforce/iforce.h @@ -97,6 +97,7 @@ struct iforce; struct iforce_xport_ops { void (*xmit)(struct iforce *iforce); + int (*get_id)(struct iforce *iforce, u8* id); }; struct iforce { @@ -146,6 +147,10 @@ struct iforce { /* Encode a time value */ #define TIME_SCALE(a) (a) +static inline int iforce_get_id_packet(struct iforce *iforce, u8* id) +{ + return iforce->xport_ops->get_id(iforce, id); +} /* Public functions */ /* iforce-main.c */ @@ -156,7 +161,6 @@ int iforce_control_playback(struct iforce*, u16 id, unsigned int); void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data); int iforce_send_packet(struct iforce *iforce, u16 cmd, unsigned char* data); void iforce_dump_packet(struct iforce *iforce, char *msg, u16 cmd, unsigned char *data); -int iforce_get_id_packet(struct iforce *iforce, char *packet); /* iforce-ff.c */ int iforce_upload_periodic(struct iforce *, struct ff_effect *, struct ff_effect *); |