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path: root/drivers/pcmcia/pcmcia_ioctl.c
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Diffstat (limited to 'drivers/pcmcia/pcmcia_ioctl.c')
-rw-r--r--drivers/pcmcia/pcmcia_ioctl.c92
1 files changed, 68 insertions, 24 deletions
diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c
index 30cf71d2ee2..c4d7908fa37 100644
--- a/drivers/pcmcia/pcmcia_ioctl.c
+++ b/drivers/pcmcia/pcmcia_ioctl.c
@@ -58,17 +58,6 @@ typedef struct user_info_t {
} user_info_t;
-#ifdef CONFIG_PCMCIA_DEBUG
-extern int ds_pc_debug;
-
-#define ds_dbg(lvl, fmt, arg...) do { \
- if (ds_pc_debug >= lvl) \
- printk(KERN_DEBUG "ds: " fmt , ## arg); \
-} while (0)
-#else
-#define ds_dbg(lvl, fmt, arg...) do { } while (0)
-#endif
-
static struct pcmcia_device *get_pcmcia_device(struct pcmcia_socket *s,
unsigned int function)
{
@@ -229,6 +218,61 @@ static int pcmcia_adjust_resource_info(adjust_t *adj)
return (ret);
}
+
+/** pcmcia_get_window
+ */
+static int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *wh_out,
+ window_handle_t wh, win_req_t *req)
+{
+ pccard_mem_map *win;
+ window_handle_t w;
+
+ wh--;
+ if (!s || !(s->state & SOCKET_PRESENT))
+ return -ENODEV;
+ if (wh >= MAX_WIN)
+ return -EINVAL;
+ for (w = wh; w < MAX_WIN; w++)
+ if (s->state & SOCKET_WIN_REQ(w))
+ break;
+ if (w == MAX_WIN)
+ return -EINVAL;
+ win = &s->win[w];
+ req->Base = win->res->start;
+ req->Size = win->res->end - win->res->start + 1;
+ req->AccessSpeed = win->speed;
+ req->Attributes = 0;
+ if (win->flags & MAP_ATTRIB)
+ req->Attributes |= WIN_MEMORY_TYPE_AM;
+ if (win->flags & MAP_ACTIVE)
+ req->Attributes |= WIN_ENABLE;
+ if (win->flags & MAP_16BIT)
+ req->Attributes |= WIN_DATA_WIDTH_16;
+ if (win->flags & MAP_USE_WAIT)
+ req->Attributes |= WIN_USE_WAIT;
+
+ *wh_out = w + 1;
+ return 0;
+} /* pcmcia_get_window */
+
+
+/** pcmcia_get_mem_page
+ *
+ * Change the card address of an already open memory window.
+ */
+static int pcmcia_get_mem_page(struct pcmcia_socket *skt, window_handle_t wh,
+ memreq_t *req)
+{
+ wh--;
+ if (wh >= MAX_WIN)
+ return -EINVAL;
+
+ req->Page = 0;
+ req->CardOffset = skt->win[wh].card_start;
+ return 0;
+} /* pcmcia_get_mem_page */
+
+
/** pccard_get_status
*
* Get the current socket state bits. We don't support the latched
@@ -431,7 +475,7 @@ static int bind_request(struct pcmcia_socket *s, bind_info_t *bind_info)
if (!s)
return -EINVAL;
- ds_dbg(2, "bind_request(%d, '%s')\n", s->sock,
+ pr_debug("bind_request(%d, '%s')\n", s->sock,
(char *)bind_info->dev_info);
p_drv = get_pcmcia_driver(&bind_info->dev_info);
@@ -623,7 +667,7 @@ static int ds_open(struct inode *inode, struct file *file)
static int warning_printed = 0;
int ret = 0;
- ds_dbg(0, "ds_open(socket %d)\n", i);
+ pr_debug("ds_open(socket %d)\n", i);
lock_kernel();
s = pcmcia_get_socket_by_nr(i);
@@ -685,7 +729,7 @@ static int ds_release(struct inode *inode, struct file *file)
struct pcmcia_socket *s;
user_info_t *user, **link;
- ds_dbg(0, "ds_release(socket %d)\n", iminor(inode));
+ pr_debug("ds_release(socket %d)\n", iminor(inode));
user = file->private_data;
if (CHECK_USER(user))
@@ -719,7 +763,7 @@ static ssize_t ds_read(struct file *file, char __user *buf,
user_info_t *user;
int ret;
- ds_dbg(2, "ds_read(socket %d)\n", iminor(file->f_path.dentry->d_inode));
+ pr_debug("ds_read(socket %d)\n", iminor(file->f_path.dentry->d_inode));
if (count < 4)
return -EINVAL;
@@ -744,7 +788,7 @@ static ssize_t ds_read(struct file *file, char __user *buf,
static ssize_t ds_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
{
- ds_dbg(2, "ds_write(socket %d)\n", iminor(file->f_path.dentry->d_inode));
+ pr_debug("ds_write(socket %d)\n", iminor(file->f_path.dentry->d_inode));
if (count != 4)
return -EINVAL;
@@ -762,7 +806,7 @@ static u_int ds_poll(struct file *file, poll_table *wait)
struct pcmcia_socket *s;
user_info_t *user;
- ds_dbg(2, "ds_poll(socket %d)\n", iminor(file->f_path.dentry->d_inode));
+ pr_debug("ds_poll(socket %d)\n", iminor(file->f_path.dentry->d_inode));
user = file->private_data;
if (CHECK_USER(user))
@@ -790,7 +834,7 @@ static int ds_ioctl(struct inode * inode, struct file * file,
ds_ioctl_arg_t *buf;
user_info_t *user;
- ds_dbg(2, "ds_ioctl(socket %d, %#x, %#lx)\n", iminor(inode), cmd, arg);
+ pr_debug("ds_ioctl(socket %d, %#x, %#lx)\n", iminor(inode), cmd, arg);
user = file->private_data;
if (CHECK_USER(user))
@@ -809,13 +853,13 @@ static int ds_ioctl(struct inode * inode, struct file * file,
if (cmd & IOC_IN) {
if (!access_ok(VERIFY_READ, uarg, size)) {
- ds_dbg(3, "ds_ioctl(): verify_read = %d\n", -EFAULT);
+ pr_debug("ds_ioctl(): verify_read = %d\n", -EFAULT);
return -EFAULT;
}
}
if (cmd & IOC_OUT) {
if (!access_ok(VERIFY_WRITE, uarg, size)) {
- ds_dbg(3, "ds_ioctl(): verify_write = %d\n", -EFAULT);
+ pr_debug("ds_ioctl(): verify_write = %d\n", -EFAULT);
return -EFAULT;
}
}
@@ -927,15 +971,15 @@ static int ds_ioctl(struct inode * inode, struct file * file,
goto free_out;
break;
case DS_GET_FIRST_WINDOW:
- ret = pcmcia_get_window(s, &buf->win_info.handle, 0,
+ ret = pcmcia_get_window(s, &buf->win_info.handle, 1,
&buf->win_info.window);
break;
case DS_GET_NEXT_WINDOW:
ret = pcmcia_get_window(s, &buf->win_info.handle,
- buf->win_info.handle->index + 1, &buf->win_info.window);
+ buf->win_info.handle + 1, &buf->win_info.window);
break;
case DS_GET_MEM_PAGE:
- ret = pcmcia_get_mem_page(buf->win_info.handle,
+ ret = pcmcia_get_mem_page(s, buf->win_info.handle,
&buf->win_info.map);
break;
case DS_REPLACE_CIS:
@@ -962,7 +1006,7 @@ static int ds_ioctl(struct inode * inode, struct file * file,
}
if ((err == 0) && (ret != 0)) {
- ds_dbg(2, "ds_ioctl: ret = %d\n", ret);
+ pr_debug("ds_ioctl: ret = %d\n", ret);
switch (ret) {
case -ENODEV:
case -EINVAL:
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-11-04 08:13:40 +0000