diff options
| author | Jon Mayo <jmayo@nvidia.com> | 2011-09-20 18:11:05 -0700 |
|---|---|---|
| committer | Simone Willett <swillett@nvidia.com> | 2011-09-21 16:18:34 -0700 |
| commit | 31edf6de69113e9895d495c5b584e1af6375cfed (patch) | |
| tree | a0fea84447d497b1a7bace059f491d015e808fb5 | |
| parent | 234a39002a5a4daa364271ed357de14cff06f6a9 (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
Change-Id: Ie5484823b67e78b5b30e05058624ec7f3524134f
Reviewed-on: http://git-master/r/53609
Reviewed-by: Kevin Huang (Eng-SW) <kevinh@nvidia.com>
Tested-by: Jon Mayo <jmayo@nvidia.com>
Reviewed-by: David Pu <dpu@nvidia.com>
Reviewed-by: Jon Mayo <jmayo@nvidia.com>
| -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 4e23164e976c..078324d39624 100644 --- a/arch/arm/mach-tegra/board-cardhu-panel.c +++ b/arch/arm/mach-tegra/board-cardhu-panel.c @@ -1052,8 +1052,12 @@ 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(); |