diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-05-22 23:27:17 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-05-22 23:27:17 +0900 |
| commit | 69c1f05379a34786da96d0fdedc111cdcdecdf6f (patch) | |
| tree | 74a0cde11fbc619c227af89e0757036ab20323d0 /drivers/gpu/drm/i915/intel_panel.c | |
| parent | 007dfe5ad6d039df784b44285bae89654eab3258 (diff) | |
| parent | 4b660a7f5c8099d88d1a43d8ae138965112592c7 (diff) | |
Merge 3.15-rc6 into staging-next.
This resolves the conflicts in the files:
drivers/iio/adc/Kconfig
drivers/staging/rtl8723au/os_dep/usb_ops_linux.c
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_panel.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_panel.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index 0eead16aeda..cb8cfb7e097 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -492,6 +492,7 @@ void intel_panel_set_backlight(struct intel_connector *connector, u32 level, enum pipe pipe = intel_get_pipe_from_connector(connector); u32 freq; unsigned long flags; + u64 n; if (!panel->backlight.present || pipe == INVALID_PIPE) return; @@ -502,10 +503,9 @@ void intel_panel_set_backlight(struct intel_connector *connector, u32 level, /* scale to hardware max, but be careful to not overflow */ freq = panel->backlight.max; - if (freq < max) - level = level * freq / max; - else - level = freq / max * level; + n = (u64)level * freq; + do_div(n, max); + level = n; panel->backlight.level = level; if (panel->backlight.device) |