summaryrefslogtreecommitdiff
path: root/linux-core
diff options
context:
space:
mode:
Diffstat (limited to 'linux-core')
-rw-r--r--linux-core/drmP.h2
-rw-r--r--linux-core/drm_drv.c8
-rw-r--r--linux-core/drm_fops.c13
3 files changed, 23 insertions, 0 deletions
diff --git a/linux-core/drmP.h b/linux-core/drmP.h
index 2cdc5f09..8ebd1ec8 100644
--- a/linux-core/drmP.h
+++ b/linux-core/drmP.h
@@ -684,6 +684,8 @@ extern void DRM(vm_shm_close)(struct vm_area_struct *vma);
extern int DRM(mmap_dma)(struct file *filp,
struct vm_area_struct *vma);
extern int DRM(mmap)(struct file *filp, struct vm_area_struct *vma);
+extern unsigned int DRM(poll)(struct file *filp, struct poll_table_struct *wait);
+extern ssize_t DRM(read)(struct file *filp, char *buf, size_t count, loff_t *off);
/* Memory management support (drm_memory.h) */
extern void DRM(mem_init)(void);
diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c
index 036cee35..dad961f8 100644
--- a/linux-core/drm_drv.c
+++ b/linux-core/drm_drv.c
@@ -84,6 +84,12 @@
#ifndef __HAVE_SG
#define __HAVE_SG 0
#endif
+#ifndef __HAVE_DRIVER_FOPS_READ
+#define __HAVE_DRIVER_FOPS_READ 0
+#endif
+#ifndef __HAVE_DRIVER_FOPS_POLL
+#define __HAVE_DRIVER_FOPS_POLL 0
+#endif
#ifndef DRIVER_PREINIT
#define DRIVER_PREINIT()
@@ -119,6 +125,8 @@ static struct file_operations DRM(fops) = { \
.ioctl = DRM(ioctl), \
.mmap = DRM(mmap), \
.fasync = DRM(fasync), \
+ .poll = DRM(poll), \
+ .read = DRM(read), \
}
#endif
diff --git a/linux-core/drm_fops.c b/linux-core/drm_fops.c
index 3baac693..fc8618e1 100644
--- a/linux-core/drm_fops.c
+++ b/linux-core/drm_fops.c
@@ -113,4 +113,17 @@ int DRM(fasync)(int fd, struct file *filp, int on)
return 0;
}
+#if !__HAVE_DRIVER_FOPS_POLL
+unsigned int DRM(poll)(struct file *filp, struct poll_table_struct *wait)
+{
+ return 0;
+}
+#endif
+
+#if !__HAVE_DRIVER_FOPS_READ
+ssize_t DRM(read)(struct file *filp, char *buf, size_t count, loff_t *off)
+{
+ return 0;
+}
+#endif