diff options
| author | Jon Mayo <jmayo@nvidia.com> | 2011-09-20 18:11:05 -0700 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2011-11-30 21:52:32 -0800 |
| commit | f228c2bdedfdf88af89c61312db3ecc9c4217fcf (patch) | |
| tree | 8529dd5bf12bb7890a7b2264b03fe93b96ddf3ba /arch/arm/mach-tegra/board-cardhu-panel.c | |
| parent | 5d7686b190c1f532cb73a30179fb7ed9bd0576bf (diff) | |
arm: tegra: cardhu: HDMI audio while screen is blank
continue to play HDMI audio past earlysuspend (when internal screen is
powered down). this is accomplished by using FB_BLANK_NORMAL on HDMI
display in earlysuspend instead of FB_BLANK_POWERDOWN.
bug 857117
bug 868916
Reviewed-on: http://git-master/r/53609
(cherry picked from commit 31edf6de69113e9895d495c5b584e1af6375cfed)
Change-Id: I692f862e9ad9b98193419c5f684114b9c6171875
Reviewed-on: http://git-master/r/56491
Reviewed-by: Jon Mayo <jmayo@nvidia.com>
Tested-by: Jon Mayo <jmayo@nvidia.com>
Rebase-Id: R4a915b0116b209f161ce6878665d627828757285
Diffstat (limited to 'arch/arm/mach-tegra/board-cardhu-panel.c')
| -rw-r--r-- | arch/arm/mach-tegra/board-cardhu-panel.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/mach-tegra/board-cardhu-panel.c b/arch/arm/mach-tegra/board-cardhu-panel.c index 778e0c477158..13e8783cc5b7 100644 --- a/arch/arm/mach-tegra/board-cardhu-panel.c +++ b/arch/arm/mach-tegra/board-cardhu-panel.c @@ -1049,8 +1049,12 @@ struct early_suspend cardhu_panel_early_suspender; static void cardhu_panel_early_suspend(struct early_suspend *h) { unsigned i; - for (i = 0; i < num_registered_fb; i++) - fb_blank(registered_fb[i], FB_BLANK_POWERDOWN); + + /* power down LCD, add use a black screen for HDMI */ + if (num_registered_fb > 0) + fb_blank(registered_fb[0], FB_BLANK_POWERDOWN); + if (num_registered_fb > 1) + fb_blank(registered_fb[1], FB_BLANK_NORMAL); #ifdef CONFIG_TEGRA_CONVSERVATIVE_GOV_ON_EARLYSUPSEND cpufreq_save_default_governor(); cpufreq_set_conservative_governor(); |