pcmcia: pcmcia_config_loop() improvement by passing vcc
By passing the current Vcc setting to the pcmcia_config_loop callback
function, we can remove pcmcia_get_configuration_info() calls from many
drivers.
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
diff --git a/drivers/isdn/hisax/sedlbauer_cs.c b/drivers/isdn/hisax/sedlbauer_cs.c
index 2746acb..9a3c9f5 100644
--- a/drivers/isdn/hisax/sedlbauer_cs.c
+++ b/drivers/isdn/hisax/sedlbauer_cs.c
@@ -217,17 +217,13 @@
#define CS_CHECK(fn, ret) \
do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
-struct sedlbauer_config_data {
- config_info_t conf;
- win_req_t req;
-};
-
static int sedlbauer_config_check(struct pcmcia_device *p_dev,
cistpl_cftable_entry_t *cfg,
cistpl_cftable_entry_t *dflt,
+ unsigned int vcc,
void *priv_data)
{
- struct sedlbauer_config_data *cfg_mem = priv_data;
+ win_req_t *req = priv_data;
if (cfg->index == 0)
return -ENODEV;
@@ -241,12 +237,10 @@
/* Use power settings for Vcc and Vpp if present */
/* Note that the CIS values need to be rescaled */
if (cfg->vcc.present & (1<<CISTPL_POWER_VNOM)) {
- if (cfg_mem->conf.Vcc !=
- cfg->vcc.param[CISTPL_POWER_VNOM]/10000)
+ if (vcc != cfg->vcc.param[CISTPL_POWER_VNOM]/10000)
return -ENODEV;
} else if (dflt->vcc.present & (1<<CISTPL_POWER_VNOM)) {
- if (cfg_mem->conf.Vcc !=
- dflt->vcc.param[CISTPL_POWER_VNOM]/10000)
+ if (vcc != dflt->vcc.param[CISTPL_POWER_VNOM]/10000)
return -ENODEV;
}
@@ -294,12 +288,12 @@
if ((cfg->mem.nwin > 0) || (dflt->mem.nwin > 0)) {
cistpl_mem_t *mem = (cfg->mem.nwin) ? &cfg->mem : &dflt->mem;
memreq_t map;
- cfg_mem->req.Attributes = WIN_DATA_WIDTH_16|WIN_MEMORY_TYPE_CM;
- cfg_mem->req.Attributes |= WIN_ENABLE;
- cfg_mem->req.Base = mem->win[0].host_addr;
- cfg_mem->req.Size = mem->win[0].len;
- cfg_mem->req.AccessSpeed = 0;
- if (pcmcia_request_window(&p_dev, &cfg_mem->req, &p_dev->win) != 0)
+ req->Attributes = WIN_DATA_WIDTH_16|WIN_MEMORY_TYPE_CM;
+ req->Attributes |= WIN_ENABLE;
+ req->Base = mem->win[0].host_addr;
+ req->Size = mem->win[0].len;
+ req->AccessSpeed = 0;
+ if (pcmcia_request_window(&p_dev, req, &p_dev->win) != 0)
return -ENODEV;
map.Page = 0;
map.CardOffset = mem->win[0].card_addr;
@@ -314,20 +308,16 @@
static int sedlbauer_config(struct pcmcia_device *link)
{
local_info_t *dev = link->priv;
- struct sedlbauer_config_data *cfg_mem;
+ win_req_t *req;
int last_fn, last_ret;
IsdnCard_t icard;
DEBUG(0, "sedlbauer_config(0x%p)\n", link);
- cfg_mem = kzalloc(sizeof(struct sedlbauer_config_data), GFP_KERNEL);
- if (!cfg_mem)
+ req = kzalloc(sizeof(win_req_t), GFP_KERNEL);
+ if (!req)
return -ENOMEM;
- /* Look up the current Vcc */
- CS_CHECK(GetConfigurationInfo,
- pcmcia_get_configuration_info(link, &cfg_mem->conf));
-
/*
In this loop, we scan the CIS for configuration table entries,
each of which describes a valid card configuration, including
@@ -340,7 +330,7 @@
these things without consulting the CIS, and most client drivers
will only use the CIS to fill in implementation-defined details.
*/
- last_ret = pcmcia_loop_config(link, sedlbauer_config_check, cfg_mem);
+ last_ret = pcmcia_loop_config(link, sedlbauer_config_check, req);
if (last_ret)
goto failed;
@@ -381,8 +371,8 @@
printk(" & 0x%04x-0x%04x", link->io.BasePort2,
link->io.BasePort2+link->io.NumPorts2-1);
if (link->win)
- printk(", mem 0x%06lx-0x%06lx", cfg_mem->req.Base,
- cfg_mem->req.Base+cfg_mem->req.Size-1);
+ printk(", mem 0x%06lx-0x%06lx", req->Base,
+ req->Base+req->Size-1);
printk("\n");
icard.para[0] = link->irq.AssignedIRQ;