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authorDominik Brodowski <linux@dominikbrodowski.net>2010-07-30 13:13:46 +0200
committerDominik Brodowski <linux@dominikbrodowski.net>2010-09-29 17:20:24 +0200
commit00990e7ce0b0e596fe41d9c64d6933ea70084003 (patch)
tree189e0dd92860feba84231c66955749574cac5d6d /drivers/staging/comedi/drivers/ni_daq_700.c
parent440eed43e2a95bb842488755683716814da10f2b (diff)
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pcmcia: use autoconfiguration feature for ioports and iomem
When CONF_AUTO_SET_IO or CONF_AUTO_SET_IOMEM are set, the corresponding fields in struct pcmcia_device *p_dev->resource[0,1,2] are set accordinly. Drivers wishing to override certain settings may do so in the callback function, but they no longer need to parse the CIS entries stored in cistpl_cftable_entry_t themselves. CC: netdev@vger.kernel.org CC: linux-wireless@vger.kernel.org CC: linux-ide@vger.kernel.org CC: linux-usb@vger.kernel.org CC: laforge@gnumonks.org CC: linux-mtd@lists.infradead.org CC: linux-bluetooth@vger.kernel.org CC: alsa-devel@alsa-project.org CC: linux-serial@vger.kernel.org CC: Jiri Kosina <jkosina@suse.cz> CC: linux-scsi@vger.kernel.org Tested-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/staging/comedi/drivers/ni_daq_700.c')
-rw-r--r--drivers/staging/comedi/drivers/ni_daq_700.c32
1 files changed, 5 insertions, 27 deletions
diff --git a/drivers/staging/comedi/drivers/ni_daq_700.c b/drivers/staging/comedi/drivers/ni_daq_700.c
index f22dc0f..7129b0c 100644
--- a/drivers/staging/comedi/drivers/ni_daq_700.c
+++ b/drivers/staging/comedi/drivers/ni_daq_700.c
@@ -530,35 +530,12 @@ static void dio700_cs_detach(struct pcmcia_device *link)
======================================================================*/
static int dio700_pcmcia_config_loop(struct pcmcia_device *p_dev,
- cistpl_cftable_entry_t *cfg,
- cistpl_cftable_entry_t *dflt,
void *priv_data)
{
- if (cfg->index == 0)
- return -ENODEV;
-
- /* IO window settings */
- p_dev->resource[0]->end = p_dev->resource[1]->end = 0;
- if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) {
- cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io;
- p_dev->io_lines = io->flags & CISTPL_IO_LINES_MASK;
- p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
- p_dev->resource[0]->flags |=
- pcmcia_io_cfg_data_width(io->flags);
- p_dev->resource[0]->start = io->win[0].base;
- p_dev->resource[0]->end = io->win[0].len;
- if (io->nwin > 1) {
- p_dev->resource[1]->flags = p_dev->resource[0]->flags;
- p_dev->resource[1]->start = io->win[1].base;
- p_dev->resource[1]->end = io->win[1].len;
- }
- /* This reserves IO space but doesn't actually enable it */
- if (pcmcia_request_io(p_dev) != 0)
- return -ENODEV;
- }
+ if (p_dev->config_index == 0)
+ return -EINVAL;
- /* If we got this far, we're cool! */
- return 0;
+ return pcmcia_request_io(p_dev);
}
static void dio700_config(struct pcmcia_device *link)
@@ -570,7 +547,8 @@ static void dio700_config(struct pcmcia_device *link)
dev_dbg(&link->dev, "dio700_config\n");
- link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_AUDIO;
+ link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_AUDIO |
+ CONF_AUTO_SET_IO;
ret = pcmcia_loop_config(link, dio700_pcmcia_config_loop, NULL);
if (ret) {