diff options
| author | Nitin Pai <npai@nvidia.com> | 2012-04-24 15:57:51 +0530 |
|---|---|---|
| committer | Simone Willett <swillett@nvidia.com> | 2012-04-24 15:50:06 -0700 |
| commit | dfa00e184b5fe0d4d48fa62a15fc956de9b6b65c (patch) | |
| tree | a9603a269eb582f0f8f8f23fea6500dfb0fbb5bd /sound/soc/tegra/tegra30_ahub.h | |
| parent | 1fc87cc0d8b5f00711a72da4101330ff589573f7 (diff) | |
asoc: tegra: Add TDM mode support
Added TDM mode support in I2S driver.
Added support functions in AHUB to pass audio/client bits.
Added support functions in AHUB to pass audio/client channels.
Fixed the stopping of I2S/TDM by clearing the fifo.
Bug 948478
Change-Id: I246942b3a07ffcfbcfafbc820208190bd3acc5d4
Signed-off-by: Nitin Pai <npai@nvidia.com>
Reviewed-on: http://git-master/r/98456
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Scott Peterson <speterson@nvidia.com>
Diffstat (limited to 'sound/soc/tegra/tegra30_ahub.h')
| -rw-r--r-- | sound/soc/tegra/tegra30_ahub.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sound/soc/tegra/tegra30_ahub.h b/sound/soc/tegra/tegra30_ahub.h index 7de1b7c86c7f..2c0f5aab4db1 100644 --- a/sound/soc/tegra/tegra30_ahub.h +++ b/sound/soc/tegra/tegra30_ahub.h @@ -464,6 +464,7 @@ enum tegra30_ahub_rxcif { extern void tegra30_ahub_enable_clocks(void); extern void tegra30_ahub_disable_clocks(void); +extern void tegra30_ahub_clock_set_rate(int rate); extern int tegra30_ahub_allocate_rx_fifo(enum tegra30_ahub_rxcif *rxcif, unsigned long *fiforeg, @@ -471,8 +472,13 @@ extern int tegra30_ahub_allocate_rx_fifo(enum tegra30_ahub_rxcif *rxcif, extern int tegra30_ahub_set_rx_cif_channels(enum tegra30_ahub_rxcif rxcif, unsigned int audio_ch, unsigned int client_ch); +extern int tegra30_ahub_set_rx_cif_bits(enum tegra30_ahub_rxcif rxcif, + unsigned int audio_bits, + unsigned int client_bits); extern int tegra30_ahub_enable_rx_fifo(enum tegra30_ahub_rxcif rxcif); extern int tegra30_ahub_disable_rx_fifo(enum tegra30_ahub_rxcif rxcif); +extern int tegra30_ahub_set_rx_fifo_pack_mode(enum tegra30_ahub_rxcif rxcif, + unsigned int pack_mode); extern int tegra30_ahub_free_rx_fifo(enum tegra30_ahub_rxcif rxcif); extern int tegra30_ahub_allocate_tx_fifo(enum tegra30_ahub_txcif *txcif, @@ -481,14 +487,24 @@ extern int tegra30_ahub_allocate_tx_fifo(enum tegra30_ahub_txcif *txcif, extern int tegra30_ahub_set_tx_cif_channels(enum tegra30_ahub_txcif txcif, unsigned int audio_ch, unsigned int client_ch); +extern int tegra30_ahub_set_tx_cif_bits(enum tegra30_ahub_txcif txcif, + unsigned int audio_bits, + unsigned int client_bits); extern int tegra30_ahub_enable_tx_fifo(enum tegra30_ahub_txcif txcif); extern int tegra30_ahub_disable_tx_fifo(enum tegra30_ahub_txcif txcif); +extern int tegra30_ahub_set_tx_fifo_pack_mode(enum tegra30_ahub_txcif txcif, + unsigned int pack_mode); extern int tegra30_ahub_free_tx_fifo(enum tegra30_ahub_txcif txcif); extern int tegra30_ahub_set_rx_cif_source(enum tegra30_ahub_rxcif rxcif, enum tegra30_ahub_txcif txcif); extern int tegra30_ahub_unset_rx_cif_source(enum tegra30_ahub_rxcif rxcif); +extern int tegra30_ahub_rx_fifo_is_busy(enum tegra30_ahub_rxcif rxcif); +extern int tegra30_ahub_tx_fifo_is_busy(enum tegra30_ahub_txcif txcif); +extern int tegra30_ahub_rx_fifo_clear(enum tegra30_ahub_rxcif rxcif); +extern int tegra30_ahub_tx_fifo_clear(enum tegra30_ahub_txcif txcif); + #ifdef CONFIG_PM extern int tegra30_ahub_apbif_resume(void); #endif |