Commit c7d00693 authored by Dominik Brodowski's avatar Dominik Brodowski
Browse files

[PATCH] pcmcia: remove duplicate fields in io_window_t 



BasePort, NumPorts and Attributes are or can be embedded in
struct resource, so remove them.

Signed-off-by: default avatarDominik Brodowski <linux@dominikbrodowski.net>
parent 0e0fad8f

drivers/pcmcia/pcmcia_resource.c

+22 −23
Original line number Diff line number Diff line
@@ -88,7 +88,7 @@ static int alloc_io_space(struct pcmcia_socket *s, u_int attr, ioaddr_t *base, 
	}

	if ((s->features & SS_CAP_STATIC_MAP) && s->io_offset) {

		*base = s->io_offset | (*base & 0x0fff);

		s->io[0].Attributes = attr;

		s->io[0].res->flags = (s->io[0].res->flags & ~IORESOURCE_BITS) | (attr & IORESOURCE_BITS);

		return 0;

	}

	/* Check for an already-allocated window that must conflict with
@@ -96,38 +96,36 @@ static int alloc_io_space(struct pcmcia_socket *s, u_int attr, ioaddr_t *base, 
	 * potential conflicts, just the most obvious ones.

	 */

	for (i = 0; i < MAX_IO_WIN; i++)

		if ((s->io[i].NumPorts != 0) &&

		    ((s->io[i].BasePort & (align-1)) == *base))

		if ((s->io[i].res) &&

		    ((s->io[i].res->start & (align-1)) == *base))

			return 1;

	for (i = 0; i < MAX_IO_WIN; i++) {

		if (s->io[i].NumPorts == 0) {

		if (!s->io[i].res) {

			s->io[i].res = pcmcia_find_io_region(*base, num, align, s);

			if (s->io[i].res) {

				s->io[i].Attributes = attr;

				s->io[i].BasePort = *base = s->io[i].res->start;

				s->io[i].NumPorts = s->io[i].InUse = num;

				*base = s->io[i].res->start;

				s->io[i].res->flags = (s->io[i].res->flags & ~IORESOURCE_BITS) | (attr & IORESOURCE_BITS);

				s->io[i].InUse = num;

				break;

			} else

				return 1;

		} else if (s->io[i].Attributes != attr)

		} else if ((s->io[i].res->flags & IORESOURCE_BITS) != (attr & IORESOURCE_BITS))

			continue;

		/* Try to extend top of window */

		try = s->io[i].BasePort + s->io[i].NumPorts;

		try = s->io[i].res->end + 1;

		if ((*base == 0) || (*base == try))

			if (pcmcia_adjust_io_region(s->io[i].res, s->io[i].res->start,

						    s->io[i].res->end + num, s) == 0) {

				*base = try;

				s->io[i].NumPorts += num;

				s->io[i].InUse += num;

				break;

			}

		/* Try to extend bottom of window */

		try = s->io[i].BasePort - num;

		try = s->io[i].res->start - num;

		if ((*base == 0) || (*base == try))

			if (pcmcia_adjust_io_region(s->io[i].res, s->io[i].res->start - num,

						    s->io[i].res->end, s) == 0) {

				s->io[i].BasePort = *base = try;

				s->io[i].NumPorts += num;

				*base = try;

				s->io[i].InUse += num;

				break;

			}
@@ -142,12 +140,13 @@ static void release_io_space(struct pcmcia_socket *s, ioaddr_t base, 
	int i;



	for (i = 0; i < MAX_IO_WIN; i++) {

		if ((s->io[i].BasePort <= base) &&

		    (s->io[i].BasePort+s->io[i].NumPorts >= base+num)) {

		if (!s->io[i].res)

			continue;

		if ((s->io[i].res->start <= base) &&

		    (s->io[i].res->end >= base+num-1)) {

			s->io[i].InUse -= num;

			/* Free the window if no one else is using it */

			if (s->io[i].InUse == 0) {

				s->io[i].NumPorts = 0;

				release_resource(s->io[i].res);

				kfree(s->io[i].res);

				s->io[i].res = NULL;
@@ -224,8 +223,8 @@ int pccard_get_configuration_info(struct pcmcia_socket *s, 
			config->AssignedIRQ = s->irq.AssignedIRQ;

			if (config->AssignedIRQ)

				config->Attributes |= CONF_ENABLE_IRQ;

			config->BasePort1 = s->io[0].BasePort;

			config->NumPorts1 = s->io[0].NumPorts;

			config->BasePort1 = s->io[0].res->start;

			config->NumPorts1 = s->io[0].res->end - config->BasePort1 + 1;

		}

		return CS_SUCCESS;

	}
@@ -468,7 +467,7 @@ int pcmcia_release_configuration(struct pcmcia_device *p_dev) 
		}

		if (c->state & CONFIG_IO_REQ)

			for (i = 0; i < MAX_IO_WIN; i++) {

				if (s->io[i].NumPorts == 0)

				if (!s->io[i].res)

					continue;

				s->io[i].Config--;

				if (s->io[i].Config != 0)
@@ -679,10 +678,10 @@ int pcmcia_request_configuration(struct pcmcia_device *p_dev, 
	if (c->state & CONFIG_IO_REQ) {

		iomap.speed = io_speed;

		for (i = 0; i < MAX_IO_WIN; i++)

			if (s->io[i].NumPorts != 0) {

			if (s->io[i].res) {

				iomap.map = i;

				iomap.flags = MAP_ACTIVE;

				switch (s->io[i].Attributes & IO_DATA_PATH_WIDTH) {

				switch (s->io[i].res->flags & IO_DATA_PATH_WIDTH) {

				case IO_DATA_PATH_WIDTH_16:

					iomap.flags |= MAP_16BIT; break;

				case IO_DATA_PATH_WIDTH_AUTO:
@@ -690,8 +689,8 @@ int pcmcia_request_configuration(struct pcmcia_device *p_dev, 
				default:

					break;

				}

				iomap.start = s->io[i].BasePort;

				iomap.stop = iomap.start + s->io[i].NumPorts - 1;

				iomap.start = s->io[i].res->start;

				iomap.stop = s->io[i].res->end;

				s->ops->set_io_map(s, &iomap);

				s->io[i].Config++;

			}

include/pcmcia/ss.h

+0 −2
Original line number Diff line number Diff line
@@ -153,8 +153,6 @@ extern struct pccard_resource_ops pccard_nonstatic_ops; 
struct pcmcia_socket;



typedef struct io_window_t {

	u_int			Attributes;

	kio_addr_t		BasePort, NumPorts;

	kio_addr_t		InUse, Config;

	struct resource		*res;

} io_window_t;