parport: Remove space in function calls
This removes the space in function calls in drivers/parport/daisy.c Signed-off-by: Matthew Martin <lihnucks@gmail.com> Signed-off-by: Adrian Bunk <bunk@stusta.de>hifive-unleashed-5.1
Matthew Martin
Adrian Bunk
parent
f66e928b96
commit
d32ccc431b
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@ -30,7 +30,7 @@
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#undef DEBUG
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#ifdef DEBUG
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#define DPRINTK(stuff...) printk (stuff)
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#define DPRINTK(stuff...) printk(stuff)
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#else
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#define DPRINTK(stuff...)
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#endif
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@ -46,16 +46,16 @@ static DEFINE_SPINLOCK(topology_lock);
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static int numdevs = 0;
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/* Forward-declaration of lower-level functions. */
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static int mux_present (struct parport *port);
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static int num_mux_ports (struct parport *port);
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static int select_port (struct parport *port);
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static int assign_addrs (struct parport *port);
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static int mux_present(struct parport *port);
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static int num_mux_ports(struct parport *port);
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static int select_port(struct parport *port);
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static int assign_addrs(struct parport *port);
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/* Add a device to the discovered topology. */
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static void add_dev (int devnum, struct parport *port, int daisy)
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static void add_dev(int devnum, struct parport *port, int daisy)
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{
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struct daisydev *newdev, **p;
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newdev = kmalloc (sizeof (struct daisydev), GFP_KERNEL);
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newdev = kmalloc(sizeof(struct daisydev), GFP_KERNEL);
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if (newdev) {
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newdev->port = port;
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newdev->daisy = daisy;
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@ -70,9 +70,9 @@ static void add_dev (int devnum, struct parport *port, int daisy)
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}
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/* Clone a parport (actually, make an alias). */
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static struct parport *clone_parport (struct parport *real, int muxport)
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static struct parport *clone_parport(struct parport *real, int muxport)
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{
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struct parport *extra = parport_register_port (real->base,
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struct parport *extra = parport_register_port(real->base,
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real->irq,
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real->dma,
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real->ops);
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@ -88,7 +88,7 @@ static struct parport *clone_parport (struct parport *real, int muxport)
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/* Discover the IEEE1284.3 topology on a port -- muxes and daisy chains.
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* Return value is number of devices actually detected. */
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int parport_daisy_init (struct parport *port)
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int parport_daisy_init(struct parport *port)
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{
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int detected = 0;
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char *deviceid;
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@ -103,26 +103,26 @@ again:
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/* If mux present on normal port, need to create new
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* parports for each extra port. */
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if (port->muxport < 0 && mux_present (port) &&
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if (port->muxport < 0 && mux_present(port) &&
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/* don't be fooled: a mux must have 2 or 4 ports. */
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((num_ports = num_mux_ports (port)) == 2 || num_ports == 4)) {
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((num_ports = num_mux_ports(port)) == 2 || num_ports == 4)) {
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/* Leave original as port zero. */
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port->muxport = 0;
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printk (KERN_INFO
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printk(KERN_INFO
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"%s: 1st (default) port of %d-way multiplexor\n",
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port->name, num_ports);
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for (i = 1; i < num_ports; i++) {
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/* Clone the port. */
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struct parport *extra = clone_parport (port, i);
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struct parport *extra = clone_parport(port, i);
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if (!extra) {
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if (signal_pending (current))
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if (signal_pending(current))
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break;
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schedule ();
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schedule();
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continue;
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}
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printk (KERN_INFO
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printk(KERN_INFO
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"%s: %d%s port of %d-way multiplexor on %s\n",
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extra->name, i + 1, th[i + 1], num_ports,
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port->name);
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@ -135,34 +135,34 @@ again:
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}
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if (port->muxport >= 0)
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select_port (port);
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select_port(port);
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parport_daisy_deselect_all (port);
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detected += assign_addrs (port);
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parport_daisy_deselect_all(port);
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detected += assign_addrs(port);
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/* Count the potential legacy device at the end. */
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add_dev (numdevs++, port, -1);
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add_dev(numdevs++, port, -1);
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/* Find out the legacy device's IEEE 1284 device ID. */
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deviceid = kmalloc (1024, GFP_KERNEL);
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deviceid = kmalloc(1024, GFP_KERNEL);
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if (deviceid) {
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if (parport_device_id (numdevs - 1, deviceid, 1024) > 2)
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if (parport_device_id(numdevs - 1, deviceid, 1024) > 2)
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detected++;
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kfree (deviceid);
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kfree(deviceid);
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}
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if (!detected && !last_try) {
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/* No devices were detected. Perhaps they are in some
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funny state; let's try to reset them and see if
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they wake up. */
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parport_daisy_fini (port);
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parport_write_control (port, PARPORT_CONTROL_SELECT);
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udelay (50);
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parport_write_control (port,
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parport_daisy_fini(port);
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parport_write_control(port, PARPORT_CONTROL_SELECT);
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udelay(50);
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parport_write_control(port,
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PARPORT_CONTROL_SELECT |
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PARPORT_CONTROL_INIT);
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udelay (50);
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udelay(50);
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last_try = 1;
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goto again;
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}
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@ -171,7 +171,7 @@ again:
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}
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/* Forget about devices on a physical port. */
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void parport_daisy_fini (struct parport *port)
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void parport_daisy_fini(struct parport *port)
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{
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struct daisydev **p;
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@ -214,7 +214,7 @@ void parport_daisy_fini (struct parport *port)
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* for parport_register_device().
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**/
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struct pardevice *parport_open (int devnum, const char *name,
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struct pardevice *parport_open(int devnum, const char *name,
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int (*pf) (void *), void (*kf) (void *),
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void (*irqf) (int, void *, struct pt_regs *),
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int flags, void *handle)
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@ -237,7 +237,7 @@ struct pardevice *parport_open (int devnum, const char *name,
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port = parport_get_port(p->port);
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spin_unlock(&topology_lock);
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dev = parport_register_device (port, name, pf, kf,
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dev = parport_register_device(port, name, pf, kf,
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irqf, flags, handle);
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parport_put_port(port);
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if (!dev)
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@ -248,13 +248,13 @@ struct pardevice *parport_open (int devnum, const char *name,
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/* Check that there really is a device to select. */
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if (daisy >= 0) {
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int selected;
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parport_claim_or_block (dev);
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parport_claim_or_block(dev);
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selected = port->daisy;
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parport_release (dev);
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parport_release(dev);
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if (selected != daisy) {
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/* No corresponding device. */
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parport_unregister_device (dev);
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parport_unregister_device(dev);
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return NULL;
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}
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}
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@ -270,9 +270,9 @@ struct pardevice *parport_open (int devnum, const char *name,
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* parport_register_device().
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**/
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void parport_close (struct pardevice *dev)
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void parport_close(struct pardevice *dev)
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{
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parport_unregister_device (dev);
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parport_unregister_device(dev);
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}
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/**
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@ -287,7 +287,7 @@ void parport_close (struct pardevice *dev)
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* exists.
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**/
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int parport_device_num (int parport, int mux, int daisy)
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int parport_device_num(int parport, int mux, int daisy)
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{
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int res = -ENXIO;
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struct daisydev *dev;
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@ -305,16 +305,16 @@ int parport_device_num (int parport, int mux, int daisy)
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}
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/* Send a daisy-chain-style CPP command packet. */
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static int cpp_daisy (struct parport *port, int cmd)
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static int cpp_daisy(struct parport *port, int cmd)
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{
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unsigned char s;
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parport_data_forward (port);
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parport_write_data (port, 0xaa); udelay (2);
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parport_write_data (port, 0x55); udelay (2);
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parport_write_data (port, 0x00); udelay (2);
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parport_write_data (port, 0xff); udelay (2);
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s = parport_read_status (port) & (PARPORT_STATUS_BUSY
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parport_data_forward(port);
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parport_write_data(port, 0xaa); udelay(2);
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parport_write_data(port, 0x55); udelay(2);
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parport_write_data(port, 0x00); udelay(2);
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parport_write_data(port, 0xff); udelay(2);
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s = parport_read_status(port) & (PARPORT_STATUS_BUSY
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| PARPORT_STATUS_PAPEROUT
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| PARPORT_STATUS_SELECT
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| PARPORT_STATUS_ERROR);
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@ -322,54 +322,54 @@ static int cpp_daisy (struct parport *port, int cmd)
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| PARPORT_STATUS_PAPEROUT
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| PARPORT_STATUS_SELECT
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| PARPORT_STATUS_ERROR)) {
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DPRINTK (KERN_DEBUG "%s: cpp_daisy: aa5500ff(%02x)\n",
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DPRINTK(KERN_DEBUG "%s: cpp_daisy: aa5500ff(%02x)\n",
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port->name, s);
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return -ENXIO;
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}
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parport_write_data (port, 0x87); udelay (2);
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s = parport_read_status (port) & (PARPORT_STATUS_BUSY
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parport_write_data(port, 0x87); udelay(2);
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s = parport_read_status(port) & (PARPORT_STATUS_BUSY
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| PARPORT_STATUS_PAPEROUT
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| PARPORT_STATUS_SELECT
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| PARPORT_STATUS_ERROR);
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if (s != (PARPORT_STATUS_SELECT | PARPORT_STATUS_ERROR)) {
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DPRINTK (KERN_DEBUG "%s: cpp_daisy: aa5500ff87(%02x)\n",
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DPRINTK(KERN_DEBUG "%s: cpp_daisy: aa5500ff87(%02x)\n",
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port->name, s);
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return -ENXIO;
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}
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parport_write_data (port, 0x78); udelay (2);
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parport_write_data (port, cmd); udelay (2);
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parport_frob_control (port,
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parport_write_data(port, 0x78); udelay(2);
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parport_write_data(port, cmd); udelay(2);
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parport_frob_control(port,
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PARPORT_CONTROL_STROBE,
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PARPORT_CONTROL_STROBE);
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udelay (1);
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s = parport_read_status (port);
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parport_frob_control (port, PARPORT_CONTROL_STROBE, 0);
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udelay (1);
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parport_write_data (port, 0xff); udelay (2);
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udelay(1);
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s = parport_read_status(port);
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parport_frob_control(port, PARPORT_CONTROL_STROBE, 0);
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udelay(1);
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parport_write_data(port, 0xff); udelay(2);
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return s;
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}
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/* Send a mux-style CPP command packet. */
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static int cpp_mux (struct parport *port, int cmd)
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static int cpp_mux(struct parport *port, int cmd)
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{
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unsigned char s;
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int rc;
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parport_data_forward (port);
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parport_write_data (port, 0xaa); udelay (2);
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parport_write_data (port, 0x55); udelay (2);
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parport_write_data (port, 0xf0); udelay (2);
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parport_write_data (port, 0x0f); udelay (2);
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parport_write_data (port, 0x52); udelay (2);
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parport_write_data (port, 0xad); udelay (2);
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parport_write_data (port, cmd); udelay (2);
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parport_data_forward(port);
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parport_write_data(port, 0xaa); udelay(2);
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parport_write_data(port, 0x55); udelay(2);
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parport_write_data(port, 0xf0); udelay(2);
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parport_write_data(port, 0x0f); udelay(2);
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parport_write_data(port, 0x52); udelay(2);
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parport_write_data(port, 0xad); udelay(2);
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parport_write_data(port, cmd); udelay(2);
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s = parport_read_status (port);
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s = parport_read_status(port);
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if (!(s & PARPORT_STATUS_ACK)) {
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DPRINTK (KERN_DEBUG "%s: cpp_mux: aa55f00f52ad%02x(%02x)\n",
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DPRINTK(KERN_DEBUG "%s: cpp_mux: aa55f00f52ad%02x(%02x)\n",
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port->name, cmd, s);
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return -EIO;
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}
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@ -382,12 +382,12 @@ static int cpp_mux (struct parport *port, int cmd)
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return rc;
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}
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void parport_daisy_deselect_all (struct parport *port)
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void parport_daisy_deselect_all(struct parport *port)
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{
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cpp_daisy (port, 0x30);
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cpp_daisy(port, 0x30);
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}
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int parport_daisy_select (struct parport *port, int daisy, int mode)
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int parport_daisy_select(struct parport *port, int daisy, int mode)
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{
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switch (mode)
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{
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@ -395,14 +395,14 @@ int parport_daisy_select (struct parport *port, int daisy, int mode)
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case IEEE1284_MODE_EPP:
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case IEEE1284_MODE_EPPSL:
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case IEEE1284_MODE_EPPSWE:
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return !(cpp_daisy (port, 0x20 + daisy) &
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return !(cpp_daisy(port, 0x20 + daisy) &
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PARPORT_STATUS_ERROR);
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// For these modes we should switch to ECP mode:
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case IEEE1284_MODE_ECP:
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case IEEE1284_MODE_ECPRLE:
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case IEEE1284_MODE_ECPSWE:
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return !(cpp_daisy (port, 0xd0 + daisy) &
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return !(cpp_daisy(port, 0xd0 + daisy) &
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PARPORT_STATUS_ERROR);
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// Nothing was told for BECP in Daisy chain specification.
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@ -413,28 +413,28 @@ int parport_daisy_select (struct parport *port, int daisy, int mode)
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case IEEE1284_MODE_BYTE:
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case IEEE1284_MODE_COMPAT:
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default:
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return !(cpp_daisy (port, 0xe0 + daisy) &
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return !(cpp_daisy(port, 0xe0 + daisy) &
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PARPORT_STATUS_ERROR);
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}
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}
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static int mux_present (struct parport *port)
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static int mux_present(struct parport *port)
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{
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return cpp_mux (port, 0x51) == 3;
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return cpp_mux(port, 0x51) == 3;
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}
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static int num_mux_ports (struct parport *port)
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static int num_mux_ports(struct parport *port)
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{
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return cpp_mux (port, 0x58);
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return cpp_mux(port, 0x58);
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}
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static int select_port (struct parport *port)
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static int select_port(struct parport *port)
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{
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int muxport = port->muxport;
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return cpp_mux (port, 0x60 + muxport) == muxport;
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return cpp_mux(port, 0x60 + muxport) == muxport;
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}
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static int assign_addrs (struct parport *port)
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static int assign_addrs(struct parport *port)
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{
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unsigned char s;
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unsigned char daisy;
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@ -442,12 +442,12 @@ static int assign_addrs (struct parport *port)
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int detected;
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char *deviceid;
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parport_data_forward (port);
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parport_write_data (port, 0xaa); udelay (2);
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parport_write_data (port, 0x55); udelay (2);
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parport_write_data (port, 0x00); udelay (2);
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parport_write_data (port, 0xff); udelay (2);
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s = parport_read_status (port) & (PARPORT_STATUS_BUSY
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parport_data_forward(port);
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parport_write_data(port, 0xaa); udelay(2);
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parport_write_data(port, 0x55); udelay(2);
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parport_write_data(port, 0x00); udelay(2);
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parport_write_data(port, 0xff); udelay(2);
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s = parport_read_status(port) & (PARPORT_STATUS_BUSY
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| PARPORT_STATUS_PAPEROUT
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| PARPORT_STATUS_SELECT
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| PARPORT_STATUS_ERROR);
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@ -455,40 +455,40 @@ static int assign_addrs (struct parport *port)
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| PARPORT_STATUS_PAPEROUT
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| PARPORT_STATUS_SELECT
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| PARPORT_STATUS_ERROR)) {
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DPRINTK (KERN_DEBUG "%s: assign_addrs: aa5500ff(%02x)\n",
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DPRINTK(KERN_DEBUG "%s: assign_addrs: aa5500ff(%02x)\n",
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port->name, s);
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return 0;
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}
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parport_write_data (port, 0x87); udelay (2);
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s = parport_read_status (port) & (PARPORT_STATUS_BUSY
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parport_write_data(port, 0x87); udelay(2);
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s = parport_read_status(port) & (PARPORT_STATUS_BUSY
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| PARPORT_STATUS_PAPEROUT
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| PARPORT_STATUS_SELECT
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| PARPORT_STATUS_ERROR);
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if (s != (PARPORT_STATUS_SELECT | PARPORT_STATUS_ERROR)) {
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DPRINTK (KERN_DEBUG "%s: assign_addrs: aa5500ff87(%02x)\n",
|
||||
DPRINTK(KERN_DEBUG "%s: assign_addrs: aa5500ff87(%02x)\n",
|
||||
port->name, s);
|
||||
return 0;
|
||||
}
|
||||
|
||||
parport_write_data (port, 0x78); udelay (2);
|
||||
s = parport_read_status (port);
|
||||
parport_write_data(port, 0x78); udelay(2);
|
||||
s = parport_read_status(port);
|
||||
|
||||
for (daisy = 0;
|
||||
(s & (PARPORT_STATUS_PAPEROUT|PARPORT_STATUS_SELECT))
|
||||
== (PARPORT_STATUS_PAPEROUT|PARPORT_STATUS_SELECT)
|
||||
&& daisy < 4;
|
||||
++daisy) {
|
||||
parport_write_data (port, daisy);
|
||||
udelay (2);
|
||||
parport_frob_control (port,
|
||||
parport_write_data(port, daisy);
|
||||
udelay(2);
|
||||
parport_frob_control(port,
|
||||
PARPORT_CONTROL_STROBE,
|
||||
PARPORT_CONTROL_STROBE);
|
||||
udelay (1);
|
||||
parport_frob_control (port, PARPORT_CONTROL_STROBE, 0);
|
||||
udelay (1);
|
||||
udelay(1);
|
||||
parport_frob_control(port, PARPORT_CONTROL_STROBE, 0);
|
||||
udelay(1);
|
||||
|
||||
add_dev (numdevs++, port, daisy);
|
||||
add_dev(numdevs++, port, daisy);
|
||||
|
||||
/* See if this device thought it was the last in the
|
||||
* chain. */
|
||||
|
|
@ -499,21 +499,21 @@ static int assign_addrs (struct parport *port)
|
|||
last_dev from next device or if last_dev does not
|
||||
work status lines from some non-daisy chain
|
||||
device. */
|
||||
s = parport_read_status (port);
|
||||
s = parport_read_status(port);
|
||||
}
|
||||
|
||||
parport_write_data (port, 0xff); udelay (2);
|
||||
parport_write_data(port, 0xff); udelay(2);
|
||||
detected = numdevs - thisdev;
|
||||
DPRINTK (KERN_DEBUG "%s: Found %d daisy-chained devices\n", port->name,
|
||||
DPRINTK(KERN_DEBUG "%s: Found %d daisy-chained devices\n", port->name,
|
||||
detected);
|
||||
|
||||
/* Ask the new devices to introduce themselves. */
|
||||
deviceid = kmalloc (1024, GFP_KERNEL);
|
||||
deviceid = kmalloc(1024, GFP_KERNEL);
|
||||
if (!deviceid) return 0;
|
||||
|
||||
for (daisy = 0; thisdev < numdevs; thisdev++, daisy++)
|
||||
parport_device_id (thisdev, deviceid, 1024);
|
||||
parport_device_id(thisdev, deviceid, 1024);
|
||||
|
||||
kfree (deviceid);
|
||||
kfree(deviceid);
|
||||
return detected;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue