ALSA: x86: Unify local function prefix
Use had_ prefix consistently to all local helper functions, as well as had_pcm_ for PCM ops. Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
parent
f4566aa112
commit
b556290f9a
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@ -130,7 +130,7 @@ static const struct channel_map_table map_tables[] = {
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};
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};
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/* hardware capability structure */
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/* hardware capability structure */
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static const struct snd_pcm_hardware snd_intel_hadstream = {
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static const struct snd_pcm_hardware had_pcm_hardware = {
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.info = (SNDRV_PCM_INFO_INTERLEAVED |
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.info = (SNDRV_PCM_INFO_INTERLEAVED |
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SNDRV_PCM_INFO_DOUBLE |
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SNDRV_PCM_INFO_DOUBLE |
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SNDRV_PCM_INFO_MMAP|
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SNDRV_PCM_INFO_MMAP|
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@ -213,9 +213,9 @@ static void had_write_register(struct snd_intelhad *ctx, u32 reg, u32 val)
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* bad audio. The fix is to always write the AUD_CONFIG[6:4] with
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* bad audio. The fix is to always write the AUD_CONFIG[6:4] with
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* appropriate value when doing read-modify of AUD_CONFIG register.
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* appropriate value when doing read-modify of AUD_CONFIG register.
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*/
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*/
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static void snd_intelhad_enable_audio(struct snd_pcm_substream *substream,
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static void had_enable_audio(struct snd_pcm_substream *substream,
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struct snd_intelhad *intelhaddata,
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struct snd_intelhad *intelhaddata,
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bool enable)
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bool enable)
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{
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{
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union aud_cfg cfg_val = {.regval = 0};
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union aud_cfg cfg_val = {.regval = 0};
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u8 channels;
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u8 channels;
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@ -240,7 +240,7 @@ static void snd_intelhad_enable_audio(struct snd_pcm_substream *substream,
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}
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}
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/* enable / disable the audio interface */
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/* enable / disable the audio interface */
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static void snd_intelhad_enable_audio_int(struct snd_intelhad *ctx, bool enable)
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static void had_enable_audio_int(struct snd_intelhad *ctx, bool enable)
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{
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{
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u32 status_reg;
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u32 status_reg;
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@ -332,8 +332,8 @@ static int had_prog_status_reg(struct snd_pcm_substream *substream,
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* registers and buffer confgiuration registers
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* registers and buffer confgiuration registers
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* This function is called in the prepare callback
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* This function is called in the prepare callback
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*/
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*/
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static int snd_intelhad_audio_ctrl(struct snd_pcm_substream *substream,
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static int had_init_audio_ctrl(struct snd_pcm_substream *substream,
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struct snd_intelhad *intelhaddata)
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struct snd_intelhad *intelhaddata)
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{
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{
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union aud_cfg cfg_val = {.regval = 0};
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union aud_cfg cfg_val = {.regval = 0};
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union aud_buf_config buf_cfg = {.regval = 0};
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union aud_buf_config buf_cfg = {.regval = 0};
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@ -393,8 +393,8 @@ static void init_channel_allocations(void)
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*
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*
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* TODO: it could select the wrong CA from multiple candidates.
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* TODO: it could select the wrong CA from multiple candidates.
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*/
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*/
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static int snd_intelhad_channel_allocation(struct snd_intelhad *intelhaddata,
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static int had_channel_allocation(struct snd_intelhad *intelhaddata,
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int channels)
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int channels)
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{
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{
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int i;
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int i;
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int ca = 0;
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int ca = 0;
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@ -573,8 +573,8 @@ static int had_register_chmap_ctls(struct snd_intelhad *intelhaddata,
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* Initialize Data Island Packets registers
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* Initialize Data Island Packets registers
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* This function is called in the prepare callback
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* This function is called in the prepare callback
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*/
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*/
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static void snd_intelhad_prog_dip(struct snd_pcm_substream *substream,
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static void had_prog_dip(struct snd_pcm_substream *substream,
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struct snd_intelhad *intelhaddata)
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struct snd_intelhad *intelhaddata)
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{
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{
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int i;
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int i;
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union aud_ctrl_st ctrl_state = {.regval = 0};
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union aud_ctrl_st ctrl_state = {.regval = 0};
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@ -589,7 +589,7 @@ static void snd_intelhad_prog_dip(struct snd_pcm_substream *substream,
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had_write_register(intelhaddata, AUD_CNTL_ST, ctrl_state.regval);
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had_write_register(intelhaddata, AUD_CNTL_ST, ctrl_state.regval);
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ca = snd_intelhad_channel_allocation(intelhaddata, channels);
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ca = had_channel_allocation(intelhaddata, channels);
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if (intelhaddata->dp_output) {
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if (intelhaddata->dp_output) {
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info_frame = DP_INFO_FRAME_WORD1;
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info_frame = DP_INFO_FRAME_WORD1;
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frame2.regval = (substream->runtime->channels - 1) | (ca << 24);
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frame2.regval = (substream->runtime->channels - 1) | (ca << 24);
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@ -782,14 +782,14 @@ static int had_calculate_maud_value(u32 aud_samp_freq, u32 link_rate)
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*
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*
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* @aud_samp_freq: sampling frequency of audio data
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* @aud_samp_freq: sampling frequency of audio data
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* @tmds: sampling frequency of the display data
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* @tmds: sampling frequency of the display data
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* @link_rate: DP link rate
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* @n_param: N value, depends on aud_samp_freq
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* @n_param: N value, depends on aud_samp_freq
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* @intelhaddata:substream private data
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* @intelhaddata: substream private data
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*
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*
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* Program CTS register based on the audio and display sampling frequency
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* Program CTS register based on the audio and display sampling frequency
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*/
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*/
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static void snd_intelhad_prog_cts(u32 aud_samp_freq, u32 tmds,
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static void had_prog_cts(u32 aud_samp_freq, u32 tmds, u32 link_rate,
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u32 link_rate, u32 n_param,
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u32 n_param, struct snd_intelhad *intelhaddata)
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struct snd_intelhad *intelhaddata)
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{
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{
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u32 cts_val;
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u32 cts_val;
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u64 dividend, divisor;
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u64 dividend, divisor;
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@ -854,13 +854,13 @@ static int had_calculate_n_value(u32 aud_samp_freq)
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*
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*
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* @aud_samp_freq: sampling frequency of audio data
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* @aud_samp_freq: sampling frequency of audio data
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* @n_param: N value, depends on aud_samp_freq
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* @n_param: N value, depends on aud_samp_freq
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* @intelhaddata:substream private data
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* @intelhaddata: substream private data
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*
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*
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* This function is called in the prepare callback.
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* This function is called in the prepare callback.
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* It programs based on the audio and display sampling frequency
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* It programs based on the audio and display sampling frequency
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*/
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*/
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static int snd_intelhad_prog_n(u32 aud_samp_freq, u32 *n_param,
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static int had_prog_n(u32 aud_samp_freq, u32 *n_param,
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struct snd_intelhad *intelhaddata)
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struct snd_intelhad *intelhaddata)
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{
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{
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int n_val;
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int n_val;
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@ -917,7 +917,7 @@ static void snd_intelhad_handle_underrun(struct snd_intelhad *intelhaddata)
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/*
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/*
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* ALSA PCM open callback
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* ALSA PCM open callback
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*/
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*/
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static int snd_intelhad_open(struct snd_pcm_substream *substream)
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static int had_pcm_open(struct snd_pcm_substream *substream)
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{
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{
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struct snd_intelhad *intelhaddata;
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struct snd_intelhad *intelhaddata;
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struct snd_pcm_runtime *runtime;
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struct snd_pcm_runtime *runtime;
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@ -936,7 +936,7 @@ static int snd_intelhad_open(struct snd_pcm_substream *substream)
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}
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}
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/* set the runtime hw parameter with local snd_pcm_hardware struct */
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/* set the runtime hw parameter with local snd_pcm_hardware struct */
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runtime->hw = snd_intel_hadstream;
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runtime->hw = had_pcm_hardware;
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retval = snd_pcm_hw_constraint_integer(runtime,
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retval = snd_pcm_hw_constraint_integer(runtime,
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SNDRV_PCM_HW_PARAM_PERIODS);
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SNDRV_PCM_HW_PARAM_PERIODS);
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@ -971,7 +971,7 @@ static int snd_intelhad_open(struct snd_pcm_substream *substream)
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/*
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/*
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* ALSA PCM close callback
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* ALSA PCM close callback
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*/
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*/
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static int snd_intelhad_close(struct snd_pcm_substream *substream)
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static int had_pcm_close(struct snd_pcm_substream *substream)
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{
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{
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struct snd_intelhad *intelhaddata;
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struct snd_intelhad *intelhaddata;
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@ -995,8 +995,8 @@ static int snd_intelhad_close(struct snd_pcm_substream *substream)
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/*
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/*
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* ALSA PCM hw_params callback
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* ALSA PCM hw_params callback
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*/
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*/
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static int snd_intelhad_hw_params(struct snd_pcm_substream *substream,
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static int had_pcm_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *hw_params)
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struct snd_pcm_hw_params *hw_params)
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{
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{
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struct snd_intelhad *intelhaddata;
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struct snd_intelhad *intelhaddata;
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unsigned long addr;
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unsigned long addr;
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@ -1026,7 +1026,7 @@ static int snd_intelhad_hw_params(struct snd_pcm_substream *substream,
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/*
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/*
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* ALSA PCM hw_free callback
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* ALSA PCM hw_free callback
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*/
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*/
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static int snd_intelhad_hw_free(struct snd_pcm_substream *substream)
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static int had_pcm_hw_free(struct snd_pcm_substream *substream)
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{
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{
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unsigned long addr;
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unsigned long addr;
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u32 pages;
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u32 pages;
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@ -1045,8 +1045,7 @@ static int snd_intelhad_hw_free(struct snd_pcm_substream *substream)
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/*
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/*
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* ALSA PCM trigger callback
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* ALSA PCM trigger callback
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*/
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*/
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static int snd_intelhad_pcm_trigger(struct snd_pcm_substream *substream,
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static int had_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
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int cmd)
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{
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{
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int retval = 0;
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int retval = 0;
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struct snd_intelhad *intelhaddata;
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struct snd_intelhad *intelhaddata;
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@ -1068,8 +1067,8 @@ static int snd_intelhad_pcm_trigger(struct snd_pcm_substream *substream,
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intelhaddata->stream_info.running = true;
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intelhaddata->stream_info.running = true;
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/* Enable Audio */
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/* Enable Audio */
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snd_intelhad_enable_audio_int(intelhaddata, true);
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had_enable_audio_int(intelhaddata, true);
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snd_intelhad_enable_audio(substream, intelhaddata, true);
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had_enable_audio(substream, intelhaddata, true);
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break;
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break;
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case SNDRV_PCM_TRIGGER_STOP:
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case SNDRV_PCM_TRIGGER_STOP:
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@ -1082,11 +1081,11 @@ static int snd_intelhad_pcm_trigger(struct snd_pcm_substream *substream,
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intelhaddata->stream_info.running = false;
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intelhaddata->stream_info.running = false;
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spin_unlock(&intelhaddata->had_spinlock);
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spin_unlock(&intelhaddata->had_spinlock);
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/* Disable Audio */
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/* Disable Audio */
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snd_intelhad_enable_audio_int(intelhaddata, false);
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had_enable_audio_int(intelhaddata, false);
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snd_intelhad_enable_audio(substream, intelhaddata, false);
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had_enable_audio(substream, intelhaddata, false);
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/* Reset buffer pointers */
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/* Reset buffer pointers */
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had_reset_audio(intelhaddata);
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had_reset_audio(intelhaddata);
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snd_intelhad_enable_audio_int(intelhaddata, false);
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had_enable_audio_int(intelhaddata, false);
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break;
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break;
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default:
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default:
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@ -1098,7 +1097,7 @@ static int snd_intelhad_pcm_trigger(struct snd_pcm_substream *substream,
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/*
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/*
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* ALSA PCM prepare callback
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* ALSA PCM prepare callback
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*/
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*/
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static int snd_intelhad_pcm_prepare(struct snd_pcm_substream *substream)
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static int had_pcm_prepare(struct snd_pcm_substream *substream)
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{
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{
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int retval;
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int retval;
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u32 disp_samp_freq, n_param;
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u32 disp_samp_freq, n_param;
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@ -1131,8 +1130,7 @@ static int snd_intelhad_pcm_prepare(struct snd_pcm_substream *substream)
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/* Get N value in KHz */
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/* Get N value in KHz */
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disp_samp_freq = intelhaddata->tmds_clock_speed;
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disp_samp_freq = intelhaddata->tmds_clock_speed;
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retval = snd_intelhad_prog_n(substream->runtime->rate, &n_param,
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retval = had_prog_n(substream->runtime->rate, &n_param, intelhaddata);
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intelhaddata);
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if (retval) {
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if (retval) {
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dev_err(intelhaddata->dev,
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dev_err(intelhaddata->dev,
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"programming N value failed %#x\n", retval);
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"programming N value failed %#x\n", retval);
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@ -1142,13 +1140,12 @@ static int snd_intelhad_pcm_prepare(struct snd_pcm_substream *substream)
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if (intelhaddata->dp_output)
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if (intelhaddata->dp_output)
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link_rate = intelhaddata->link_rate;
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link_rate = intelhaddata->link_rate;
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snd_intelhad_prog_cts(substream->runtime->rate,
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had_prog_cts(substream->runtime->rate, disp_samp_freq, link_rate,
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disp_samp_freq, link_rate,
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n_param, intelhaddata);
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n_param, intelhaddata);
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snd_intelhad_prog_dip(substream, intelhaddata);
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had_prog_dip(substream, intelhaddata);
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retval = snd_intelhad_audio_ctrl(substream, intelhaddata);
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retval = had_init_audio_ctrl(substream, intelhaddata);
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/* Prog buffer address */
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/* Prog buffer address */
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retval = snd_intelhad_prog_buffer(substream, intelhaddata,
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retval = snd_intelhad_prog_buffer(substream, intelhaddata,
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@ -1168,8 +1165,7 @@ prep_end:
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/*
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/*
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* ALSA PCM pointer callback
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* ALSA PCM pointer callback
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*/
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*/
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static snd_pcm_uframes_t
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static snd_pcm_uframes_t had_pcm_pointer(struct snd_pcm_substream *substream)
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snd_intelhad_pcm_pointer(struct snd_pcm_substream *substream)
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{
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{
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struct snd_intelhad *intelhaddata;
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struct snd_intelhad *intelhaddata;
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u32 bytes_rendered = 0;
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u32 bytes_rendered = 0;
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@ -1219,8 +1215,8 @@ snd_intelhad_pcm_pointer(struct snd_pcm_substream *substream)
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/*
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/*
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* ALSA PCM mmap callback
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* ALSA PCM mmap callback
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*/
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*/
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static int snd_intelhad_pcm_mmap(struct snd_pcm_substream *substream,
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static int had_pcm_mmap(struct snd_pcm_substream *substream,
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struct vm_area_struct *vma)
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struct vm_area_struct *vma)
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{
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{
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vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
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vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
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return remap_pfn_range(vma, vma->vm_start,
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return remap_pfn_range(vma, vma->vm_start,
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@ -1231,20 +1227,20 @@ static int snd_intelhad_pcm_mmap(struct snd_pcm_substream *substream,
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/*
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/*
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* ALSA PCM ops
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* ALSA PCM ops
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*/
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*/
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static const struct snd_pcm_ops snd_intelhad_playback_ops = {
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static const struct snd_pcm_ops had_pcm_ops = {
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.open = snd_intelhad_open,
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.open = had_pcm_open,
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.close = snd_intelhad_close,
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.close = had_pcm_close,
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.ioctl = snd_pcm_lib_ioctl,
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.ioctl = snd_pcm_lib_ioctl,
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.hw_params = snd_intelhad_hw_params,
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.hw_params = had_pcm_hw_params,
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.hw_free = snd_intelhad_hw_free,
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.hw_free = had_pcm_hw_free,
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.prepare = snd_intelhad_pcm_prepare,
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.prepare = had_pcm_prepare,
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.trigger = snd_intelhad_pcm_trigger,
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.trigger = had_pcm_trigger,
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.pointer = snd_intelhad_pcm_pointer,
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.pointer = had_pcm_pointer,
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.mmap = snd_intelhad_pcm_mmap,
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.mmap = had_pcm_mmap,
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};
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};
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/* process mode change of the running stream; called in mutex */
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/* process mode change of the running stream; called in mutex */
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static int hdmi_audio_mode_change(struct snd_intelhad *intelhaddata)
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static int had_process_mode_change(struct snd_intelhad *intelhaddata)
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{
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{
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struct snd_pcm_substream *substream;
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struct snd_pcm_substream *substream;
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int retval = 0;
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int retval = 0;
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@ -1256,13 +1252,12 @@ static int hdmi_audio_mode_change(struct snd_intelhad *intelhaddata)
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return 0;
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return 0;
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/* Disable Audio */
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/* Disable Audio */
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snd_intelhad_enable_audio(substream, intelhaddata, false);
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had_enable_audio(substream, intelhaddata, false);
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/* Update CTS value */
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/* Update CTS value */
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disp_samp_freq = intelhaddata->tmds_clock_speed;
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disp_samp_freq = intelhaddata->tmds_clock_speed;
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retval = snd_intelhad_prog_n(substream->runtime->rate, &n_param,
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retval = had_prog_n(substream->runtime->rate, &n_param, intelhaddata);
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intelhaddata);
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if (retval) {
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if (retval) {
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dev_err(intelhaddata->dev,
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dev_err(intelhaddata->dev,
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"programming N value failed %#x\n", retval);
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"programming N value failed %#x\n", retval);
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@ -1272,12 +1267,11 @@ static int hdmi_audio_mode_change(struct snd_intelhad *intelhaddata)
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if (intelhaddata->dp_output)
|
if (intelhaddata->dp_output)
|
||||||
link_rate = intelhaddata->link_rate;
|
link_rate = intelhaddata->link_rate;
|
||||||
|
|
||||||
snd_intelhad_prog_cts(substream->runtime->rate,
|
had_prog_cts(substream->runtime->rate, disp_samp_freq, link_rate,
|
||||||
disp_samp_freq, link_rate,
|
n_param, intelhaddata);
|
||||||
n_param, intelhaddata);
|
|
||||||
|
|
||||||
/* Enable Audio */
|
/* Enable Audio */
|
||||||
snd_intelhad_enable_audio(substream, intelhaddata, true);
|
had_enable_audio(substream, intelhaddata, true);
|
||||||
|
|
||||||
out:
|
out:
|
||||||
had_substream_put(intelhaddata);
|
had_substream_put(intelhaddata);
|
||||||
|
@ -1510,8 +1504,8 @@ static void had_process_hot_unplug(struct snd_intelhad *intelhaddata)
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Disable Audio */
|
/* Disable Audio */
|
||||||
snd_intelhad_enable_audio_int(intelhaddata, false);
|
had_enable_audio_int(intelhaddata, false);
|
||||||
snd_intelhad_enable_audio(substream, intelhaddata, false);
|
had_enable_audio(substream, intelhaddata, false);
|
||||||
|
|
||||||
intelhaddata->connected = false;
|
intelhaddata->connected = false;
|
||||||
dev_dbg(intelhaddata->dev,
|
dev_dbg(intelhaddata->dev,
|
||||||
|
@ -1712,7 +1706,7 @@ static void had_audio_wq(struct work_struct *work)
|
||||||
had_process_hot_plug(ctx);
|
had_process_hot_plug(ctx);
|
||||||
|
|
||||||
/* Process mode change if stream is active */
|
/* Process mode change if stream is active */
|
||||||
hdmi_audio_mode_change(ctx);
|
had_process_mode_change(ctx);
|
||||||
}
|
}
|
||||||
mutex_unlock(&ctx->mutex);
|
mutex_unlock(&ctx->mutex);
|
||||||
pm_runtime_put(ctx->dev);
|
pm_runtime_put(ctx->dev);
|
||||||
|
@ -1862,8 +1856,7 @@ static int hdmi_lpe_audio_probe(struct platform_device *pdev)
|
||||||
pcm->info_flags = 0;
|
pcm->info_flags = 0;
|
||||||
strncpy(pcm->name, card->shortname, strlen(card->shortname));
|
strncpy(pcm->name, card->shortname, strlen(card->shortname));
|
||||||
/* setup the ops for playabck */
|
/* setup the ops for playabck */
|
||||||
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK,
|
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &had_pcm_ops);
|
||||||
&snd_intelhad_playback_ops);
|
|
||||||
|
|
||||||
/* only 32bit addressable */
|
/* only 32bit addressable */
|
||||||
dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
|
dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
|
||||||
|
@ -1923,7 +1916,7 @@ static int hdmi_lpe_audio_remove(struct platform_device *pdev)
|
||||||
struct snd_intelhad *ctx = platform_get_drvdata(pdev);
|
struct snd_intelhad *ctx = platform_get_drvdata(pdev);
|
||||||
|
|
||||||
if (ctx->connected)
|
if (ctx->connected)
|
||||||
snd_intelhad_enable_audio_int(ctx, false);
|
had_enable_audio_int(ctx, false);
|
||||||
snd_card_free(ctx->card);
|
snd_card_free(ctx->card);
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
|
Loading…
Reference in New Issue