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Message-Id: <1432805482-24129-13-git-send-email-dmitry.kalinkin@gmail.com>
Date: Thu, 28 May 2015 12:31:18 +0300
From: Dmitry Kalinkin <dmitry.kalinkin@...il.com>
To: linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org
Cc: Martyn Welch <martyn.welch@...com>,
Manohar Vanga <manohar.vanga@...il.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Igor Alekseev <igor.alekseev@...p.ru>,
Dmitry Kalinkin <dmitry.kalinkin@...il.com>
Subject: [PATCHv2 12/16] staging: vme_user: remove forward declarations
Reorder code so that forward declarations are not needed.
Signed-off-by: Dmitry Kalinkin <dmitry.kalinkin@...il.com>
Cc: Igor Alekseev <igor.alekseev@...p.ru>
---
drivers/staging/vme/devices/vme_user.c | 139 ++++++++++++++-------------------
1 file changed, 60 insertions(+), 79 deletions(-)
diff --git a/drivers/staging/vme/devices/vme_user.c b/drivers/staging/vme/devices/vme_user.c
index ed374d9..2493847 100644
--- a/drivers/staging/vme/devices/vme_user.c
+++ b/drivers/staging/vme/devices/vme_user.c
@@ -119,44 +119,11 @@ static const int type[VME_DEVS] = { MASTER_MINOR, MASTER_MINOR,
CONTROL_MINOR, DMA_MINOR
};
-
-static int vme_user_open(struct inode *, struct file *);
-static int vme_user_release(struct inode *, struct file *);
-static ssize_t vme_user_read(struct file *, char __user *, size_t, loff_t *);
-static ssize_t vme_user_write(struct file *, const char __user *, size_t,
- loff_t *);
-static loff_t vme_user_llseek(struct file *, loff_t, int);
-static long vme_user_unlocked_ioctl(struct file *, unsigned int, unsigned long);
-static int vme_user_mmap(struct file *file, struct vm_area_struct *vma);
-
-static void vme_user_vm_open(struct vm_area_struct *vma);
-static void vme_user_vm_close(struct vm_area_struct *vma);
-
-static int vme_user_match(struct vme_dev *);
-static int vme_user_probe(struct vme_dev *);
-static int vme_user_remove(struct vme_dev *);
-
-static const struct file_operations vme_user_fops = {
- .open = vme_user_open,
- .release = vme_user_release,
- .read = vme_user_read,
- .write = vme_user_write,
- .llseek = vme_user_llseek,
- .unlocked_ioctl = vme_user_unlocked_ioctl,
- .compat_ioctl = vme_user_unlocked_ioctl,
- .mmap = vme_user_mmap,
-};
-
struct vme_user_vma_priv {
unsigned int minor;
atomic_t refcnt;
};
-static const struct vm_operations_struct vme_user_vm_ops = {
- .open = vme_user_vm_open,
- .close = vme_user_vm_close,
-};
-
static int vme_user_open(struct inode *inode, struct file *file)
{
@@ -761,6 +728,11 @@ static void vme_user_vm_close(struct vm_area_struct *vma)
kfree(vma_priv);
}
+static const struct vm_operations_struct vme_user_vm_ops = {
+ .open = vme_user_vm_open,
+ .close = vme_user_vm_close,
+};
+
static int vme_user_master_mmap(unsigned int minor, struct vm_area_struct *vma)
{
int err;
@@ -802,6 +774,16 @@ static int vme_user_mmap(struct file *file, struct vm_area_struct *vma)
return -ENODEV;
}
+static const struct file_operations vme_user_fops = {
+ .open = vme_user_open,
+ .release = vme_user_release,
+ .read = vme_user_read,
+ .write = vme_user_write,
+ .llseek = vme_user_llseek,
+ .unlocked_ioctl = vme_user_unlocked_ioctl,
+ .compat_ioctl = vme_user_unlocked_ioctl,
+ .mmap = vme_user_mmap,
+};
/*
* Unallocate a previously allocated buffer
@@ -828,52 +810,6 @@ static void buf_unalloc(int num)
}
}
-static struct vme_driver vme_user_driver = {
- .name = driver_name,
- .match = vme_user_match,
- .probe = vme_user_probe,
- .remove = vme_user_remove,
-};
-
-
-static int __init vme_user_init(void)
-{
- int retval = 0;
-
- pr_info("VME User Space Access Driver\n");
-
- if (bus_num == 0) {
- pr_err("No cards, skipping registration\n");
- retval = -ENODEV;
- goto err_nocard;
- }
-
- /* Let's start by supporting one bus, we can support more than one
- * in future revisions if that ever becomes necessary.
- */
- if (bus_num > VME_USER_BUS_MAX) {
- pr_err("Driver only able to handle %d buses\n",
- VME_USER_BUS_MAX);
- bus_num = VME_USER_BUS_MAX;
- }
-
- /*
- * Here we just register the maximum number of devices we can and
- * leave vme_user_match() to allow only 1 to go through to probe().
- * This way, if we later want to allow multiple user access devices,
- * we just change the code in vme_user_match().
- */
- retval = vme_register_driver(&vme_user_driver, VME_MAX_SLOTS);
- if (retval != 0)
- goto err_reg;
-
- return retval;
-
-err_reg:
-err_nocard:
- return retval;
-}
-
static int vme_user_match(struct vme_dev *vdev)
{
int i;
@@ -1111,6 +1047,51 @@ static int vme_user_remove(struct vme_dev *dev)
return 0;
}
+static struct vme_driver vme_user_driver = {
+ .name = driver_name,
+ .match = vme_user_match,
+ .probe = vme_user_probe,
+ .remove = vme_user_remove,
+};
+
+static int __init vme_user_init(void)
+{
+ int retval = 0;
+
+ pr_info("VME User Space Access Driver\n");
+
+ if (bus_num == 0) {
+ pr_err("No cards, skipping registration\n");
+ retval = -ENODEV;
+ goto err_nocard;
+ }
+
+ /* Let's start by supporting one bus, we can support more than one
+ * in future revisions if that ever becomes necessary.
+ */
+ if (bus_num > VME_USER_BUS_MAX) {
+ pr_err("Driver only able to handle %d buses\n",
+ VME_USER_BUS_MAX);
+ bus_num = VME_USER_BUS_MAX;
+ }
+
+ /*
+ * Here we just register the maximum number of devices we can and
+ * leave vme_user_match() to allow only 1 to go through to probe().
+ * This way, if we later want to allow multiple user access devices,
+ * we just change the code in vme_user_match().
+ */
+ retval = vme_register_driver(&vme_user_driver, VME_MAX_SLOTS);
+ if (retval != 0)
+ goto err_reg;
+
+ return retval;
+
+err_reg:
+err_nocard:
+ return retval;
+}
+
static void __exit vme_user_exit(void)
{
vme_unregister_driver(&vme_user_driver);
--
1.8.3.1
--
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