summaryrefslogtreecommitdiffstats
path: root/drivers/parport
diff options
context:
space:
mode:
authorDominik Brodowski <linux@dominikbrodowski.net>2008-07-29 08:38:55 +0200
committerDominik Brodowski <linux@dominikbrodowski.net>2008-08-23 01:21:29 +0200
commit84e2d34004dcd0c90d1af43a143511b334f11a4d (patch)
tree1872000f78edc7368d34ebf1211fd8c56d395143 /drivers/parport
parentb54bf94bf91e4ca2a489eb02bca0424ddb55242a (diff)
pcmcia: use pcmcia_loop_config in misc pcmcia drivers
Use the config loop helper in misc pcmcia drivers. CC: Harald Welte <laforge@gnumonks.org> CC: <linux-parport@lists.infradead.org> CC: Russell King <rmk+kernel@arm.linux.org.uk> CC: Ed Okerson <eokerson@quicknet.net> CC: linux-serial@vger.kernel.org CC: boti@rocketmail.com CC: linux-usb@vger.kernel.org Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/parport')
-rw-r--r--drivers/parport/parport_cs.c73
1 files changed, 35 insertions, 38 deletions
diff --git a/drivers/parport/parport_cs.c b/drivers/parport/parport_cs.c
index 00e1d9620f7..636231739f4 100644
--- a/drivers/parport/parport_cs.c
+++ b/drivers/parport/parport_cs.c
@@ -149,52 +149,49 @@ static void parport_detach(struct pcmcia_device *link)
#define CS_CHECK(fn, ret) \
do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
+static int parport_config_check(struct pcmcia_device *p_dev,
+ cistpl_cftable_entry_t *cfg,
+ void *priv_data)
+{
+ cistpl_cftable_entry_t *dflt = priv_data;
+ if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) {
+ cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
+ p_dev->conf.ConfigIndex = cfg->index;
+ if (epp_mode)
+ p_dev->conf.ConfigIndex |= FORCE_EPP_MODE;
+ p_dev->io.BasePort1 = io->win[0].base;
+ p_dev->io.NumPorts1 = io->win[0].len;
+ p_dev->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
+ if (io->nwin == 2) {
+ p_dev->io.BasePort2 = io->win[1].base;
+ p_dev->io.NumPorts2 = io->win[1].len;
+ }
+ if (pcmcia_request_io(p_dev, &p_dev->io) != 0)
+ goto next_entry;
+ return 0;
+ }
+
+next_entry:
+ if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
+ *dflt = *cfg;
+ return -ENODEV;
+}
+
static int parport_config(struct pcmcia_device *link)
{
parport_info_t *info = link->priv;
- tuple_t tuple;
- u_short buf[128];
- cisparse_t parse;
- cistpl_cftable_entry_t *cfg = &parse.cftable_entry;
cistpl_cftable_entry_t dflt = { 0 };
struct parport *p;
int last_ret, last_fn;
-
+
DEBUG(0, "parport_config(0x%p)\n", link);
-
- tuple.TupleData = (cisdata_t *)buf;
- tuple.TupleOffset = 0; tuple.TupleDataMax = 255;
- tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
- tuple.Attributes = 0;
- CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
- while (1) {
- if (pcmcia_get_tuple_data(link, &tuple) != 0 ||
- pcmcia_parse_tuple(link, &tuple, &parse) != 0)
- goto next_entry;
-
- if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) {
- cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io;
- link->conf.ConfigIndex = cfg->index;
- if (epp_mode)
- link->conf.ConfigIndex |= FORCE_EPP_MODE;
- link->io.BasePort1 = io->win[0].base;
- link->io.NumPorts1 = io->win[0].len;
- link->io.IOAddrLines = io->flags & CISTPL_IO_LINES_MASK;
- if (io->nwin == 2) {
- link->io.BasePort2 = io->win[1].base;
- link->io.NumPorts2 = io->win[1].len;
- }
- if (pcmcia_request_io(link, &link->io) != 0)
- goto next_entry;
- /* If we've got this far, we're done */
- break;
- }
-
- next_entry:
- if (cfg->flags & CISTPL_CFTABLE_DEFAULT) dflt = *cfg;
- CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple));
+
+ last_ret = pcmcia_loop_config(link, parport_config_check, &dflt);
+ if (last_ret) {
+ cs_error(link, RequestIO, last_ret);
+ goto failed;
}
-
+
CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));