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authorJon Mayo <jmayo@nvidia.com>2011-09-20 19:01:23 -0700
committerVarun Colbert <vcolbert@nvidia.com>2011-10-07 12:57:18 -0700
commitcee2dad328baa7034ccb21d2acd6a48c067c5d26 (patch)
tree24ec19e8785dfb5cffe33a149922502bc058e2b2 /arch
parentb9f98d123bc62ddce2562774921a374f5f89be9a (diff)
arm: tegra: ventana: 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/53628 (cherry picked from commit c14cc78c0ecc008e44784ef28b5ea83eff5e47fb) Change-Id: I46eb9973de667e714317d1c24d05430532fafa68 Reviewed-on: http://git-master/r/56445 Tested-by: Jon Mayo <jmayo@nvidia.com> Reviewed-by: Jon Mayo <jmayo@nvidia.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-tegra/board-ventana-panel.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/mach-tegra/board-ventana-panel.c b/arch/arm/mach-tegra/board-ventana-panel.c
index 3f9fcd7a871d..3fe4d04f56cf 100644
--- a/arch/arm/mach-tegra/board-ventana-panel.c
+++ b/arch/arm/mach-tegra/board-ventana-panel.c
@@ -343,8 +343,12 @@ struct early_suspend ventana_panel_early_suspender;
static void ventana_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();