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authorDominik Brodowski <linux@dominikbrodowski.net>2010-07-28 09:32:02 +0200
committerDominik Brodowski <linux@dominikbrodowski.net>2010-08-03 09:04:21 +0200
commit0f52e86ded65749c6037473013ad77b2afa4f68d (patch)
treeac5bb89a3d3187d5640e538a5aa9b414ea18a0c5 /drivers/isdn
parentad0c7be28bc7593da43f494f6d074767ea96ca59 (diff)
pcmcia: do not request windows if you don't need to
Several drivers contained dummy code to request for memory windows, even though they never made use of it. Remove all such code snippets. CC: netdev@vger.kernel.org CC: linux-wireless@vger.kernel.org Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
Diffstat (limited to 'drivers/isdn')
-rw-r--r--drivers/isdn/hisax/sedlbauer_cs.c37
1 files changed, 1 insertions, 36 deletions
diff --git a/drivers/isdn/hisax/sedlbauer_cs.c b/drivers/isdn/hisax/sedlbauer_cs.c
index 0b06dbb2d52d..a024192b672a 100644
--- a/drivers/isdn/hisax/sedlbauer_cs.c
+++ b/drivers/isdn/hisax/sedlbauer_cs.c
@@ -171,8 +171,6 @@ static int sedlbauer_config_check(struct pcmcia_device *p_dev,
unsigned int vcc,
void *priv_data)
{
- win_req_t *req = priv_data;
-
if (cfg->index == 0)
return -ENODEV;
@@ -219,31 +217,6 @@ static int sedlbauer_config_check(struct pcmcia_device *p_dev,
return -ENODEV;
}
- /*
- Now set up a common memory window, if needed. There is room
- in the struct pcmcia_device structure for one memory window handle,
- but if the base addresses need to be saved, or if multiple
- windows are needed, the info should go in the private data
- structure for this device.
-
- Note that the memory window base is a physical address, and
- needs to be mapped to virtual space with ioremap() before it
- is used.
- */
- if ((cfg->mem.nwin > 0) || (dflt->mem.nwin > 0)) {
- cistpl_mem_t *mem = (cfg->mem.nwin) ? &cfg->mem : &dflt->mem;
- 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;
-
- if (pcmcia_map_mem_page(p_dev, p_dev->win,
- mem->win[0].card_addr) != 0)
- return -ENODEV;
- }
return 0;
}
@@ -251,16 +224,11 @@ static int sedlbauer_config_check(struct pcmcia_device *p_dev,
static int __devinit sedlbauer_config(struct pcmcia_device *link)
{
- win_req_t *req;
int ret;
IsdnCard_t icard;
dev_dbg(&link->dev, "sedlbauer_config(0x%p)\n", link);
- req = kzalloc(sizeof(win_req_t), GFP_KERNEL);
- if (!req)
- return -ENOMEM;
-
/*
In this loop, we scan the CIS for configuration table entries,
each of which describes a valid card configuration, including
@@ -273,7 +241,7 @@ static int __devinit sedlbauer_config(struct pcmcia_device *link)
these things without consulting the CIS, and most client drivers
will only use the CIS to fill in implementation-defined details.
*/
- ret = pcmcia_loop_config(link, sedlbauer_config_check, req);
+ ret = pcmcia_loop_config(link, sedlbauer_config_check, NULL);
if (ret)
goto failed;
@@ -297,9 +265,6 @@ static int __devinit sedlbauer_config(struct pcmcia_device *link)
printk(" & %pR", link->resource[0]);
if (link->resource[1])
printk(" & %pR", link->resource[1]);
- if (link->win)
- printk(", mem 0x%06lx-0x%06lx", req->Base,
- req->Base+req->Size-1);
printk("\n");
icard.para[0] = link->irq;