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authorNikesh Oswal <noswal@nvidia.com>2011-11-18 14:59:12 +0530
committerDan Willemsen <dwillemsen@nvidia.com>2011-11-30 21:50:23 -0800
commitab8abd6275cfe826002956d13a72d290ae344474 (patch)
treedee88307d894907f8894e97d2db1786003230f18 /sound/soc/tegra/tegra30_dam.h
parent9f655d719048c0eda67e041f365325f07ac0eef5 (diff)
asoc: tegra: add power management functionality in t30 drivers
add code for handling register save/restore and clocks disable/enable during suspend/resume Bug: 862023 Change-Id: I1b709b6bf674c9a2d93c2a21c1f44bbadff64aab Signed-off-by: Nikesh Oswal <noswal@nvidia.com> Reviewed-on: http://git-master/r/65478 Reviewed-by: Sumit Bhattacharya <sumitb@nvidia.com> Reviewed-by: Scott Peterson <speterson@nvidia.com> Rebase-Id: R2383486dac0892e317dbd25044df59284031b6c4
Diffstat (limited to 'sound/soc/tegra/tegra30_dam.h')
-rw-r--r--sound/soc/tegra/tegra30_dam.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/sound/soc/tegra/tegra30_dam.h b/sound/soc/tegra/tegra30_dam.h
index 199730fc1563..ea76a2315655 100644
--- a/sound/soc/tegra/tegra30_dam.h
+++ b/sound/soc/tegra/tegra30_dam.h
@@ -129,7 +129,9 @@ struct tegra30_dam_context {
bool ch_alloc[TEGRA30_DAM_NUM_INPUT_CHANNELS];
int ch_enable_refcnt[TEGRA30_DAM_NUM_INPUT_CHANNELS];
int ch_insamplerate[TEGRA30_DAM_NUM_INPUT_CHANNELS];
- int ctrlreg_cache[TEGRA30_DAM_CTRL_REGINDEX + 1];
+#ifdef CONFIG_PM
+ int reg_cache[TEGRA30_DAM_CTRL_REGINDEX + 1];
+#endif
struct clk *dam_clk;
bool in_use;
void __iomem *damregs;
@@ -143,7 +145,6 @@ struct tegra30_dam_src_step_table {
};
#ifdef CONFIG_PM
-int tegra30_dam_suspend(int ifc);
int tegra30_dam_resume(int ifc);
#endif
void tegra30_dam_disable_clock(int ifc);