Hi Edward, Thank you for the patch! Yet something to improve:
[auto build test ERROR on tegra/for-next] [also build test ERROR on v4.18-rc6 next-20180727] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Jorge-Sanjuan/ASoC-Tegra30-TDM-support/20180728-163720 base: https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git for-next config: arm-multi_v7_defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.2.0 make.cross ARCH=arm Note: the linux-review/Jorge-Sanjuan/ASoC-Tegra30-TDM-support/20180728-163720 HEAD 14bbc96df0fa027f7bc057eb2da8181baff4e22c builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): sound/soc/tegra/tegra30_i2s.c: In function 'tegra30_i2s_hw_params': >> sound/soc/tegra/tegra30_i2s.c:155:3: error: 'audio_bits' undeclared (first >> use in this function); did you mean 'audit_names'? audio_bits = TEGRA30_AUDIOCIF_BITS_24; ^~~~~~~~~~ audit_names sound/soc/tegra/tegra30_i2s.c:155:3: note: each undeclared identifier is reported only once for each function it appears in vim +155 sound/soc/tegra/tegra30_i2s.c 133 134 static int tegra30_i2s_hw_params(struct snd_pcm_substream *substream, 135 struct snd_pcm_hw_params *params, 136 struct snd_soc_dai *dai) 137 { 138 struct device *dev = dai->dev; 139 struct tegra30_i2s *i2s = snd_soc_dai_get_drvdata(dai); 140 unsigned int mask, val, reg; 141 int ret, sample_size, srate, i2sclock, bitcnt; 142 struct tegra30_ahub_cif_conf cif_conf; 143 144 if (params_channels(params) != 2) 145 return -EINVAL; 146 147 mask = TEGRA30_I2S_CTRL_BIT_SIZE_MASK; 148 switch (params_format(params)) { 149 case SNDRV_PCM_FORMAT_S16_LE: 150 val = TEGRA30_I2S_CTRL_BIT_SIZE_16; 151 sample_size = 16; 152 break; 153 case SNDRV_PCM_FORMAT_S24_LE: 154 val = TEGRA30_I2S_CTRL_BIT_SIZE_24; > 155 audio_bits = TEGRA30_AUDIOCIF_BITS_24; 156 sample_size = 24; 157 break; 158 case SNDRV_PCM_FORMAT_S32_LE: 159 val = TEGRA30_I2S_CTRL_BIT_SIZE_32; 160 sample_size = 32; 161 break; 162 default: 163 return -EINVAL; 164 } 165 166 regmap_update_bits(i2s->regmap, TEGRA30_I2S_CTRL, mask, val); 167 168 srate = params_rate(params); 169 170 /* Final "* 2" required by Tegra hardware */ 171 i2sclock = srate * params_channels(params) * sample_size * 2; 172 173 bitcnt = (i2sclock / (2 * srate)) - 1; 174 if (bitcnt < 0 || bitcnt > TEGRA30_I2S_TIMING_CHANNEL_BIT_COUNT_MASK_US) 175 return -EINVAL; 176 177 ret = clk_set_rate(i2s->clk_i2s, i2sclock); 178 if (ret) { 179 dev_err(dev, "Can't set I2S clock rate: %d\n", ret); 180 return ret; 181 } 182 183 val = bitcnt << TEGRA30_I2S_TIMING_CHANNEL_BIT_COUNT_SHIFT; 184 185 if (i2sclock % (2 * srate)) 186 val |= TEGRA30_I2S_TIMING_NON_SYM_ENABLE; 187 188 regmap_write(i2s->regmap, TEGRA30_I2S_TIMING, val); 189 190 cif_conf.threshold = 0; 191 cif_conf.audio_channels = 2; 192 cif_conf.client_channels = 2; 193 cif_conf.audio_bits = TEGRA30_AUDIOCIF_BITS_16; 194 cif_conf.client_bits = TEGRA30_AUDIOCIF_BITS_16; 195 cif_conf.expand = 0; 196 cif_conf.stereo_conv = 0; 197 cif_conf.replicate = 0; 198 cif_conf.truncate = 0; 199 cif_conf.mono_conv = 0; 200 201 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 202 cif_conf.direction = TEGRA30_AUDIOCIF_DIRECTION_RX; 203 reg = TEGRA30_I2S_CIF_RX_CTRL; 204 } else { 205 cif_conf.direction = TEGRA30_AUDIOCIF_DIRECTION_TX; 206 reg = TEGRA30_I2S_CIF_TX_CTRL; 207 } 208 209 i2s->soc_data->set_audio_cif(i2s->regmap, reg, &cif_conf); 210 211 val = (1 << TEGRA30_I2S_OFFSET_RX_DATA_OFFSET_SHIFT) | 212 (1 << TEGRA30_I2S_OFFSET_TX_DATA_OFFSET_SHIFT); 213 regmap_write(i2s->regmap, TEGRA30_I2S_OFFSET, val); 214 215 return 0; 216 } 217 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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