diff options
| -rw-r--r-- | sound/soc/sh/fsi.c | 34 |
1 files changed, 15 insertions, 19 deletions
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c index 5f39f364effd..605ea7f17cf3 100644 --- a/sound/soc/sh/fsi.c +++ b/sound/soc/sh/fsi.c @@ -130,7 +130,6 @@ struct fsi_stream { struct snd_pcm_substream *substream; int fifo_max_num; - int chan_num; int buff_offset; int buff_len; @@ -145,6 +144,7 @@ struct fsi_priv { void __iomem *base; struct fsi_master *master; + int chan_num; struct fsi_stream playback; struct fsi_stream capture; @@ -348,7 +348,6 @@ static void fsi_stream_pop(struct fsi_priv *fsi, int is_play) static int fsi_get_fifo_data_num(struct fsi_priv *fsi, int is_play) { u32 status; - struct fsi_stream *io = fsi_get_stream(fsi, is_play); int data_num; status = is_play ? @@ -356,7 +355,7 @@ static int fsi_get_fifo_data_num(struct fsi_priv *fsi, int is_play) fsi_reg_read(fsi, DIFF_ST); data_num = 0x1ff & (status >> 8); - data_num *= io->chan_num; + data_num *= fsi->chan_num; return data_num; } @@ -378,7 +377,7 @@ static int fsi_get_frame_width(struct fsi_priv *fsi, int is_play) struct snd_pcm_substream *substream = io->substream; struct snd_pcm_runtime *runtime = substream->runtime; - return frames_to_bytes(runtime, 1) / io->chan_num; + return frames_to_bytes(runtime, 1) / fsi->chan_num; } static void fsi_count_fifo_err(struct fsi_priv *fsi) @@ -571,10 +570,10 @@ static void fsi_fifo_init(struct fsi_priv *fsi, * 7 channels: 32 ( 32 x 7 = 224) * 8 channels: 32 ( 32 x 8 = 256) */ - for (i = 1; i < io->chan_num; i <<= 1) + for (i = 1; i < fsi->chan_num; i <<= 1) io->fifo_max_num >>= 1; dev_dbg(dai->dev, "%d channel %d store\n", - io->chan_num, io->fifo_max_num); + fsi->chan_num, io->fifo_max_num); /* * set interrupt generation factor @@ -650,7 +649,7 @@ static int fsi_fifo_data_ctrl(struct fsi_priv *fsi, int stream) * data_num_max : number of FSI fifo free space * data_num : number of ALSA residue data */ - data_num_max = io->fifo_max_num * io->chan_num; + data_num_max = io->fifo_max_num * fsi->chan_num; data_num_max -= fsi_get_fifo_data_num(fsi, is_play); data_num = data_residue_num; @@ -746,14 +745,11 @@ static int fsi_dai_startup(struct snd_pcm_substream *substream, { struct fsi_priv *fsi = fsi_get_priv(substream); struct fsi_master *master = fsi_get_master(fsi); - struct fsi_stream *io; u32 flags = fsi_get_info_flags(fsi); u32 fmt; u32 data; int is_play = fsi_is_play(substream); - io = fsi_get_stream(fsi, is_play); - pm_runtime_get_sync(dai->dev); @@ -776,29 +772,29 @@ static int fsi_dai_startup(struct snd_pcm_substream *substream, switch (fmt) { case SH_FSI_FMT_MONO: data = CR_MONO; - io->chan_num = 1; + fsi->chan_num = 1; break; case SH_FSI_FMT_MONO_DELAY: data = CR_MONO_D; - io->chan_num = 1; + fsi->chan_num = 1; break; case SH_FSI_FMT_PCM: data = CR_PCM; - io->chan_num = 2; + fsi->chan_num = 2; break; case SH_FSI_FMT_I2S: data = CR_I2S; - io->chan_num = 2; + fsi->chan_num = 2; break; case SH_FSI_FMT_TDM: - io->chan_num = is_play ? + fsi->chan_num = is_play ? SH_FSI_GET_CH_O(flags) : SH_FSI_GET_CH_I(flags); - data = CR_TDM | (io->chan_num - 1); + data = CR_TDM | (fsi->chan_num - 1); break; case SH_FSI_FMT_TDM_DELAY: - io->chan_num = is_play ? + fsi->chan_num = is_play ? SH_FSI_GET_CH_O(flags) : SH_FSI_GET_CH_I(flags); - data = CR_TDM_D | (io->chan_num - 1); + data = CR_TDM_D | (fsi->chan_num - 1); break; case SH_FSI_FMT_SPDIF: if (master->core->ver < 2) { @@ -806,7 +802,7 @@ static int fsi_dai_startup(struct snd_pcm_substream *substream, return -EINVAL; } data = CR_BWS_16 | CR_DTMD_SPDIF_PCM | CR_PCM; - io->chan_num = 2; + fsi->chan_num = 2; fsi_spdif_clk_ctrl(fsi, 1); fsi_reg_mask_set(fsi, OUT_SEL, DMMD, DMMD); break; |