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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>
This commit is contained in:
Sascha Hauer 2012-02-29 09:06:21 +01:00 committed by Dave Airlie
parent 54e88e065e
commit 884a53ef43
3 changed files with 2 additions and 30 deletions
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4
drivers/gpu/drm/drm_irq.c
View File

@ -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)
{

19
drivers/gpu/drm/drm_memory.c
View File

@ -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)

9
include/drm/drmP.h
View File

@ -1264,11 +1264,6 @@ extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait);
/* Memory management support (drm_memory.h) */
#include "drm_memory.h"
extern void drm_mem_init(void);
extern int drm_mem_info(char *buf, char **start, off_t offset,
int request, int *eof, void *data);
extern void *drm_realloc(void *oldpt, size_t oldsize, size_t size, int area);
extern void drm_free_agp(DRM_AGP_MEM * handle, int pages);
extern int drm_bind_agp(DRM_AGP_MEM * handle, unsigned int start);
extern DRM_AGP_MEM *drm_agp_bind_pages(struct drm_device *dev,
@ -1383,12 +1378,8 @@ extern void drm_core_reclaim_buffers(struct drm_device *dev,
/* IRQ support (drm_irq.h) */
extern int drm_control(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern irqreturn_t drm_irq_handler(DRM_IRQ_ARGS);
extern int drm_irq_install(struct drm_device *dev);
extern int drm_irq_uninstall(struct drm_device *dev);
extern void drm_driver_irq_preinstall(struct drm_device *dev);
extern void drm_driver_irq_postinstall(struct drm_device *dev);
extern void drm_driver_irq_uninstall(struct drm_device *dev);
extern int drm_vblank_init(struct drm_device *dev, int num_crtcs);
extern int drm_wait_vblank(struct drm_device *dev, void *data,