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SubjectRe: [PATCH] drm/radeon/radeon_device: remove unused function
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Am 15.09.2016 um 16:13 schrieb Baoyou Xie:
> We get 2 warnings when building kernel with W=1:
> drivers/gpu/drm/radeon/radeon_device.c:1961:5: warning: no previous prototype for 'radeon_debugfs_init' [-Wmissing-prototypes]
> drivers/gpu/drm/radeon/radeon_device.c:1966:6: warning: no previous prototype for 'radeon_debugfs_cleanup' [-Wmissing-prototypes]
>
> In fact, these functions are dummy, but can be removed,
> so this patch removes them.
>
> Signed-off-by: Baoyou Xie <baoyou.xie@linaro.org>

Reviewed-by: Christian König <christian.koenig@amd.com>.

> ---
> drivers/gpu/drm/radeon/radeon_device.c | 11 -----------
> drivers/gpu/drm/radeon/radeon_drv.c | 9 ---------
> 2 files changed, 20 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
> index a00dd2f..63447f1 100644
> --- a/drivers/gpu/drm/radeon/radeon_device.c
> +++ b/drivers/gpu/drm/radeon/radeon_device.c
> @@ -1956,14 +1956,3 @@ static void radeon_debugfs_remove_files(struct radeon_device *rdev)
> }
> #endif
> }
> -
> -#if defined(CONFIG_DEBUG_FS)
> -int radeon_debugfs_init(struct drm_minor *minor)
> -{
> - return 0;
> -}
> -
> -void radeon_debugfs_cleanup(struct drm_minor *minor)
> -{
> -}
> -#endif
> diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
> index 07e4493..86bab2e 100644
> --- a/drivers/gpu/drm/radeon/radeon_drv.c
> +++ b/drivers/gpu/drm/radeon/radeon_drv.c
> @@ -156,11 +156,6 @@ void radeon_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
> extern long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd,
> unsigned long arg);
>
> -#if defined(CONFIG_DEBUG_FS)
> -int radeon_debugfs_init(struct drm_minor *minor);
> -void radeon_debugfs_cleanup(struct drm_minor *minor);
> -#endif
> -
> /* atpx handler */
> #if defined(CONFIG_VGA_SWITCHEROO)
> void radeon_register_atpx_handler(void);
> @@ -531,10 +526,6 @@ static struct drm_driver kms_driver = {
> .disable_vblank = radeon_disable_vblank_kms,
> .get_vblank_timestamp = radeon_get_vblank_timestamp_kms,
> .get_scanout_position = radeon_get_crtc_scanoutpos,
> -#if defined(CONFIG_DEBUG_FS)
> - .debugfs_init = radeon_debugfs_init,
> - .debugfs_cleanup = radeon_debugfs_cleanup,
> -#endif
> .irq_preinstall = radeon_driver_irq_preinstall_kms,
> .irq_postinstall = radeon_driver_irq_postinstall_kms,
> .irq_uninstall = radeon_driver_irq_uninstall_kms,


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