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acpi-video-detect: Remove the unused acpi_video_dmi_demote_vendor() function

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Remove the now unused acpi_video_dmi_demote_vendor() function, this was
never a proper counter part of acpi_video_dmi_promote_vendor() since
the calls to acpi_video_dmi_promote_vendor() are not counted.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Darren Hart <dvhart@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Hans de Goede 2015-06-16 16:27:43 +02:00 committed by Rafael J. Wysocki
parent a341b8aba1
commit 7f3b62cf94
2 changed files with 0 additions and 14 deletions
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9
drivers/acpi/video_detect.c
View File

@ -258,15 +258,6 @@ void acpi_video_dmi_promote_vendor(void)
} }
EXPORT_SYMBOL(acpi_video_dmi_promote_vendor); EXPORT_SYMBOL(acpi_video_dmi_promote_vendor);
/* To be called when a driver who previously promoted the vendor
* interface */
void acpi_video_dmi_demote_vendor(void)
{
acpi_video_caps_check();
acpi_video_support &= ~ACPI_VIDEO_BACKLIGHT_DMI_VENDOR;
}
EXPORT_SYMBOL(acpi_video_dmi_demote_vendor);
/* Returns true if video.ko can do backlight switching */ /* Returns true if video.ko can do backlight switching */
int acpi_video_backlight_support(void) int acpi_video_backlight_support(void)
{ {

5
include/linux/acpi.h
View File

@ -248,7 +248,6 @@ extern bool wmi_has_guid(const char *guid);
extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle); extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
extern long acpi_is_video_device(acpi_handle handle); extern long acpi_is_video_device(acpi_handle handle);
extern void acpi_video_dmi_promote_vendor(void); extern void acpi_video_dmi_promote_vendor(void);
extern void acpi_video_dmi_demote_vendor(void);
extern int acpi_video_backlight_support(void); extern int acpi_video_backlight_support(void);
extern int acpi_video_display_switch_support(void); extern int acpi_video_display_switch_support(void);
@ -268,10 +267,6 @@ static inline void acpi_video_dmi_promote_vendor(void)
{ {
} }
static inline void acpi_video_dmi_demote_vendor(void)
{
}
static inline int acpi_video_backlight_support(void) static inline int acpi_video_backlight_support(void)
{ {
return 0; return 0;