aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/char/drm/drm_stub.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/char/drm/drm_stub.c')
-rw-r--r--drivers/char/drm/drm_stub.c37
1 files changed, 0 insertions, 37 deletions
diff --git a/drivers/char/drm/drm_stub.c b/drivers/char/drm/drm_stub.c
index b7f2a851f45c..42d766359caa 100644
--- a/drivers/char/drm/drm_stub.c
+++ b/drivers/char/drm/drm_stub.c
@@ -128,43 +128,6 @@ static int drm_fill_in_dev(drm_device_t * dev, struct pci_dev *pdev,
128 return retcode; 128 return retcode;
129} 129}
130 130
131/**
132 * File \c open operation.
133 *
134 * \param inode device inode.
135 * \param filp file pointer.
136 *
137 * Puts the dev->fops corresponding to the device minor number into
138 * \p filp, call the \c open method, and restore the file operations.
139 */
140int drm_stub_open(struct inode *inode, struct file *filp)
141{
142 drm_device_t *dev = NULL;
143 int minor = iminor(inode);
144 int err = -ENODEV;
145 struct file_operations *old_fops;
146
147 DRM_DEBUG("\n");
148
149 if (!((minor >= 0) && (minor < drm_cards_limit)))
150 return -ENODEV;
151
152 if (!drm_heads[minor])
153 return -ENODEV;
154
155 if (!(dev = drm_heads[minor]->dev))
156 return -ENODEV;
157
158 old_fops = filp->f_op;
159 filp->f_op = fops_get(&dev->driver->fops);
160 if (filp->f_op->open && (err = filp->f_op->open(inode, filp))) {
161 fops_put(filp->f_op);
162 filp->f_op = fops_get(old_fops);
163 }
164 fops_put(old_fops);
165
166 return err;
167}
168 131
169/** 132/**
170 * Get a secondary minor number. 133 * Get a secondary minor number.