No attempt has been made to document any of the demoted functions here. Fixes the following W=1 kernel build warning(s): sound/soc/fsl/fsl_ssi.c:380: warning: Function parameter or member 'irq' not described in 'fsl_ssi_isr' sound/soc/fsl/fsl_ssi.c:380: warning: Function parameter or member 'dev_id' not described in 'fsl_ssi_isr' sound/soc/fsl/fsl_ssi.c:406: warning: Function parameter or member 'ssi' not described in 'fsl_ssi_config_enable' sound/soc/fsl/fsl_ssi.c:406: warning: Function parameter or member 'tx' not described in 'fsl_ssi_config_enable' sound/soc/fsl/fsl_ssi.c:506: warning: Function parameter or member 'ssi' not described in 'fsl_ssi_config_disable' sound/soc/fsl/fsl_ssi.c:506: warning: Function parameter or member 'tx' not described in 'fsl_ssi_config_disable' sound/soc/fsl/fsl_ssi.c:583: warning: Function parameter or member 'ssi' not described in 'fsl_ssi_setup_regvals' sound/soc/fsl/fsl_ssi.c:675: warning: Function parameter or member 'substream' not described in 'fsl_ssi_set_bclk' sound/soc/fsl/fsl_ssi.c:675: warning: Function parameter or member 'dai' not described in 'fsl_ssi_set_bclk' sound/soc/fsl/fsl_ssi.c:675: warning: Function parameter or member 'hw_params' not described in 'fsl_ssi_set_bclk' sound/soc/fsl/fsl_ssi.c:798: warning: Function parameter or member 'substream' not described in 'fsl_ssi_hw_params' sound/soc/fsl/fsl_ssi.c:798: warning: Function parameter or member 'hw_params' not described in 'fsl_ssi_hw_params' sound/soc/fsl/fsl_ssi.c:798: warning: Function parameter or member 'dai' not described in 'fsl_ssi_hw_params' sound/soc/fsl/fsl_ssi.c:1003: warning: Function parameter or member 'dai' not described in 'fsl_ssi_set_dai_fmt' sound/soc/fsl/fsl_ssi.c:1003: warning: Function parameter or member 'fmt' not described in 'fsl_ssi_set_dai_fmt' sound/soc/fsl/fsl_ssi.c:1018: warning: Function parameter or member 'dai' not described in 'fsl_ssi_set_dai_tdm_slot' sound/soc/fsl/fsl_ssi.c:1018: warning: Function parameter or member 'tx_mask' not described in 'fsl_ssi_set_dai_tdm_slot' sound/soc/fsl/fsl_ssi.c:1018: warning: Function parameter or member 'rx_mask' not described in 'fsl_ssi_set_dai_tdm_slot' sound/soc/fsl/fsl_ssi.c:1018: warning: Function parameter or member 'slots' not described in 'fsl_ssi_set_dai_tdm_slot' sound/soc/fsl/fsl_ssi.c:1018: warning: Function parameter or member 'slot_width' not described in 'fsl_ssi_set_dai_tdm_slot' sound/soc/fsl/fsl_ssi.c:1065: warning: Function parameter or member 'substream' not described in 'fsl_ssi_trigger' sound/soc/fsl/fsl_ssi.c:1065: warning: Function parameter or member 'cmd' not described in 'fsl_ssi_trigger' sound/soc/fsl/fsl_ssi.c:1065: warning: Function parameter or member 'dai' not described in 'fsl_ssi_trigger' sound/soc/fsl/fsl_ssi.c:1245: warning: Function parameter or member 'ssi' not described in 'fsl_ssi_hw_init' sound/soc/fsl/fsl_ssi.c:1274: warning: Function parameter or member 'ssi' not described in 'fsl_ssi_hw_clean' sound/soc/fsl/fsl_ssi.c:1292: warning: Function parameter or member 's' not described in 'make_lowercase' Also use correct formatting when documenting structs: sound/soc/fsl/fsl_ssi.c:258: warning: cannot understand function prototype: 'struct fsl_ssi ' Cc: Timur Tabi <timur@xxxxxxxxxx> Cc: Nicolin Chen <nicoleotsuka@xxxxxxxxx> Cc: Xiubo Li <Xiubo.Lee@xxxxxxxxx> Cc: Fabio Estevam <festevam@xxxxxxxxx> Cc: linuxppc-dev@xxxxxxxxxxxxxxxx Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx> --- sound/soc/fsl/fsl_ssi.c | 28 ++++++++++++++-------------- 1 file changed, 14 insertions(+), 14 deletions(-) diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index 1a2fa7f181423..5717d664cde1e 100644 --- a/sound/soc/fsl/fsl_ssi.c +++ b/sound/soc/fsl/fsl_ssi.c @@ -203,7 +203,7 @@ struct fsl_ssi_soc_data { }; /** - * fsl_ssi: per-SSI private data + * struct fsl_ssi - per-SSI private data * * @regs: Pointer to the regmap registers * @irq: IRQ of this SSI @@ -373,7 +373,7 @@ static bool fsl_ssi_is_i2s_cbm_cfs(struct fsl_ssi *ssi) SND_SOC_DAIFMT_CBM_CFS; } -/** +/* * Interrupt handler to gather states */ static irqreturn_t fsl_ssi_isr(int irq, void *dev_id) @@ -394,7 +394,7 @@ static irqreturn_t fsl_ssi_isr(int irq, void *dev_id) return IRQ_HANDLED; } -/** +/* * Set SCR, SIER, STCR and SRCR registers with cached values in regvals * * Notes: @@ -474,7 +474,7 @@ static void fsl_ssi_config_enable(struct fsl_ssi *ssi, bool tx) ssi->streams |= BIT(dir); } -/** +/* * Exclude bits that are used by the opposite stream * * When both streams are active, disabling some bits for the current stream @@ -494,7 +494,7 @@ static void fsl_ssi_config_enable(struct fsl_ssi *ssi, bool tx) #define ssi_excl_shared_bits(vals, avals, aactive) \ ((vals) & _ssi_xor_shared_bits(vals, avals, aactive)) -/** +/* * Unset SCR, SIER, STCR and SRCR registers with cached values in regvals * * Notes: @@ -576,7 +576,7 @@ static void fsl_ssi_tx_ac97_saccst_setup(struct fsl_ssi *ssi) } } -/** +/* * Cache critical bits of SIER, SRCR, STCR and SCR to later set them safely */ static void fsl_ssi_setup_regvals(struct fsl_ssi *ssi) @@ -660,7 +660,7 @@ static void fsl_ssi_shutdown(struct snd_pcm_substream *substream, clk_disable_unprepare(ssi->clk); } -/** +/* * Configure Digital Audio Interface bit clock * * Note: This function can be only called when using SSI as DAI master @@ -781,7 +781,7 @@ static int fsl_ssi_set_bclk(struct snd_pcm_substream *substream, return 0; } -/** +/* * Configure SSI based on PCM hardware parameters * * Notes: @@ -996,7 +996,7 @@ static int _fsl_ssi_set_dai_fmt(struct fsl_ssi *ssi, unsigned int fmt) return 0; } -/** +/* * Configure Digital Audio Interface (DAI) Format */ static int fsl_ssi_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) @@ -1010,7 +1010,7 @@ static int fsl_ssi_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) return _fsl_ssi_set_dai_fmt(ssi, fmt); } -/** +/* * Set TDM slot number and slot width */ static int fsl_ssi_set_dai_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask, @@ -1054,7 +1054,7 @@ static int fsl_ssi_set_dai_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask, return 0; } -/** +/* * Start or stop SSI and corresponding DMA transaction. * * The DMA channel is in external master start and pause mode, which @@ -1238,7 +1238,7 @@ static struct snd_ac97_bus_ops fsl_ssi_ac97_ops = { .write = fsl_ssi_ac97_write, }; -/** +/* * Initialize SSI registers */ static int fsl_ssi_hw_init(struct fsl_ssi *ssi) @@ -1267,7 +1267,7 @@ static int fsl_ssi_hw_init(struct fsl_ssi *ssi) return 0; } -/** +/* * Clear SSI registers */ static void fsl_ssi_hw_clean(struct fsl_ssi *ssi) @@ -1285,7 +1285,7 @@ static void fsl_ssi_hw_clean(struct fsl_ssi *ssi) regmap_update_bits(ssi->regs, REG_SSI_SCR, SSI_SCR_SSIEN, 0); } } -/** +/* * Make every character in a string lower-case */ static void make_lowercase(char *s) -- 2.25.1