diff options
| author | Kevin Brace <kevinbrace@gmx.com> | 2017-07-06 21:55:42 -0500 |
|---|---|---|
| committer | Kevin Brace <kevinbrace@gmx.com> | 2017-07-06 21:55:42 -0500 |
| commit | 19847441af97646d7164b5cd6713bf646d231bba (patch) | |
| tree | 77ff8c82421786128350436aadb85b640b6d6c02 | |
| parent | ea48c56bf98880cf1f9d4fffbcd64c9f6d08bf4e (diff) | |
Added via_fp_set_primary_direct_back_light_ctrl
This is an inline function.
Signed-off-by: Kevin Brace <kevinbrace@gmx.com>
| -rw-r--r-- | drivers/gpu/drm/via/crtc_hw.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/via/crtc_hw.h b/drivers/gpu/drm/via/crtc_hw.h index cbe1e4a1e15f..4c8378cdffce 100644 --- a/drivers/gpu/drm/via/crtc_hw.h +++ b/drivers/gpu/drm/via/crtc_hw.h @@ -388,6 +388,22 @@ via_fp_set_primary_soft_vdd(void __iomem *regs, bool soft_on) } /* + * Sets KM400 or later chipset's FP primary direct back + * light control. + */ +static inline void +via_fp_set_primary_direct_back_light_ctrl(void __iomem *regs, bool direct_on) +{ + /* 3X5.91[6] - FP Primary Direct Back Light Control + * 0: On + * 1: Off */ + svga_wcrt_mask(regs, 0x91, + direct_on ? 0x00 : BIT(6), BIT(6)); + DRM_DEBUG_KMS("FP Primary Direct Back Light Control: %s\n", + direct_on ? "On" : "Off"); +} + +/* * Sets FPDP (Flat Panel Display Port) Low I/O pad state. */ static inline void |