drm: remove unused code

remove declared but unused functions from drmP.h, fix the comments
where necessary. Also, remove drm_mem_info which is unused.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>

2 files changed, 2 insertions, 21 deletions

diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 44a5d0ad8b7c..c869436e238a 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -305,7 +305,7 @@ static void drm_irq_vgaarb_nokms(void *cookie, bool state)
  * \param dev DRM device.
  *
  * Initializes the IRQ related data. Installs the handler, calling the driver
- * \c drm_driver_irq_preinstall() and \c drm_driver_irq_postinstall() functions
+ * \c irq_preinstall() and \c irq_postinstall() functions
  * before and after the installation.
  */
 int drm_irq_install(struct drm_device *dev)
@@ -385,7 +385,7 @@ EXPORT_SYMBOL(drm_irq_install);
  *
  * \param dev DRM device.
  *
- * Calls the driver's \c drm_driver_irq_uninstall() function, and stops the irq.
+ * Calls the driver's \c irq_uninstall() function, and stops the irq.
  */
 int drm_irq_uninstall(struct drm_device *dev)
 {
diff --git a/drivers/gpu/drm/drm_memory.c b/drivers/gpu/drm/drm_memory.c
index c8b6b66d428d..c86a0f1a435c 100644
--- a/drivers/gpu/drm/drm_memory.c
+++ b/drivers/gpu/drm/drm_memory.c
@@ -37,25 +37,6 @@
 #include <linux/export.h>
 #include "drmP.h"
 
-/**
- * Called when "/proc/dri/%dev%/mem" is read.
- *
- * \param buf output buffer.
- * \param start start of output data.
- * \param offset requested start offset.
- * \param len requested number of bytes.
- * \param eof whether there is no more data to return.
- * \param data private data.
- * \return number of written bytes.
- *
- * No-op.
- */
-int drm_mem_info(char *buf, char **start, off_t offset,
-                 int len, int *eof, void *data)
-{
-        return 0;
-}
-
 #if __OS_HAS_AGP
 static void *agp_remap(unsigned long offset, unsigned long size,
                        struct drm_device * dev)