Messages in this thread | | | Date | Sun, 2 May 2021 01:36:21 +0800 | From | kernel test robot <> | Subject | sound/soc/fsl/imx-pcm-rpmsg.c:164:43: sparse: sparse: incorrect type in assignment (different base types) |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 9f67672a817ec046f7554a885f0fe0d60e1bf99f commit: 39f8405c3e502e7b9d0533fa0b0bfe715b3e89c1 ASoC: imx-rpmsg: Add machine driver for audio base on rpmsg date: 5 weeks ago config: openrisc-randconfig-s032-20210502 (attached as .config) compiler: or1k-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.3-341-g8af24329-dirty # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=39f8405c3e502e7b9d0533fa0b0bfe715b3e89c1 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 39f8405c3e502e7b9d0533fa0b0bfe715b3e89c1 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=openrisc
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>) >> sound/soc/fsl/imx-pcm-rpmsg.c:164:43: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned char format @@ got restricted snd_pcm_format_t [usertype] @@ sound/soc/fsl/imx-pcm-rpmsg.c:164:43: sparse: expected unsigned char format sound/soc/fsl/imx-pcm-rpmsg.c:164:43: sparse: got restricted snd_pcm_format_t [usertype] sound/soc/fsl/imx-pcm-rpmsg.c:167:43: sparse: sparse: incorrect type in assignment (different base types) @@ expected unsigned char format @@ got restricted snd_pcm_format_t [usertype] @@ sound/soc/fsl/imx-pcm-rpmsg.c:167:43: sparse: expected unsigned char format sound/soc/fsl/imx-pcm-rpmsg.c:167:43: sparse: got restricted snd_pcm_format_t [usertype]
vim +164 sound/soc/fsl/imx-pcm-rpmsg.c
3c00eceb2a5391 Shengjiu Wang 2021-03-12 136 3c00eceb2a5391 Shengjiu Wang 2021-03-12 137 static int imx_rpmsg_pcm_hw_params(struct snd_soc_component *component, 3c00eceb2a5391 Shengjiu Wang 2021-03-12 138 struct snd_pcm_substream *substream, 3c00eceb2a5391 Shengjiu Wang 2021-03-12 139 struct snd_pcm_hw_params *params) 3c00eceb2a5391 Shengjiu Wang 2021-03-12 140 { 3c00eceb2a5391 Shengjiu Wang 2021-03-12 141 struct rpmsg_info *info = dev_get_drvdata(component->dev); 3c00eceb2a5391 Shengjiu Wang 2021-03-12 142 struct snd_pcm_runtime *runtime = substream->runtime; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 143 struct rpmsg_msg *msg; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 144 int ret = 0; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 145 3c00eceb2a5391 Shengjiu Wang 2021-03-12 146 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 3c00eceb2a5391 Shengjiu Wang 2021-03-12 147 msg = &info->msg[TX_HW_PARAM]; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 148 msg->s_msg.header.cmd = TX_HW_PARAM; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 149 } else { 3c00eceb2a5391 Shengjiu Wang 2021-03-12 150 msg = &info->msg[RX_HW_PARAM]; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 151 msg->s_msg.header.cmd = RX_HW_PARAM; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 152 } 3c00eceb2a5391 Shengjiu Wang 2021-03-12 153 3c00eceb2a5391 Shengjiu Wang 2021-03-12 154 msg->s_msg.param.rate = params_rate(params); 3c00eceb2a5391 Shengjiu Wang 2021-03-12 155 3c00eceb2a5391 Shengjiu Wang 2021-03-12 156 switch (params_format(params)) { 3c00eceb2a5391 Shengjiu Wang 2021-03-12 157 case SNDRV_PCM_FORMAT_S16_LE: 3c00eceb2a5391 Shengjiu Wang 2021-03-12 158 msg->s_msg.param.format = RPMSG_S16_LE; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 159 break; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 160 case SNDRV_PCM_FORMAT_S24_LE: 3c00eceb2a5391 Shengjiu Wang 2021-03-12 161 msg->s_msg.param.format = RPMSG_S24_LE; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 162 break; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 163 case SNDRV_PCM_FORMAT_DSD_U16_LE: 3c00eceb2a5391 Shengjiu Wang 2021-03-12 @164 msg->s_msg.param.format = SNDRV_PCM_FORMAT_DSD_U16_LE; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 165 break; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 166 case SNDRV_PCM_FORMAT_DSD_U32_LE: 3c00eceb2a5391 Shengjiu Wang 2021-03-12 167 msg->s_msg.param.format = SNDRV_PCM_FORMAT_DSD_U32_LE; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 168 break; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 169 default: 3c00eceb2a5391 Shengjiu Wang 2021-03-12 170 msg->s_msg.param.format = RPMSG_S32_LE; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 171 break; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 172 } 3c00eceb2a5391 Shengjiu Wang 2021-03-12 173 3c00eceb2a5391 Shengjiu Wang 2021-03-12 174 switch (params_channels(params)) { 3c00eceb2a5391 Shengjiu Wang 2021-03-12 175 case 1: 3c00eceb2a5391 Shengjiu Wang 2021-03-12 176 msg->s_msg.param.channels = RPMSG_CH_LEFT; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 177 break; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 178 case 2: 3c00eceb2a5391 Shengjiu Wang 2021-03-12 179 msg->s_msg.param.channels = RPMSG_CH_STEREO; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 180 break; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 181 default: 3c00eceb2a5391 Shengjiu Wang 2021-03-12 182 ret = -EINVAL; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 183 break; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 184 } 3c00eceb2a5391 Shengjiu Wang 2021-03-12 185 3c00eceb2a5391 Shengjiu Wang 2021-03-12 186 snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer); 3c00eceb2a5391 Shengjiu Wang 2021-03-12 187 runtime->dma_bytes = params_buffer_bytes(params); 3c00eceb2a5391 Shengjiu Wang 2021-03-12 188 3c00eceb2a5391 Shengjiu Wang 2021-03-12 189 info->send_message(msg, info); 3c00eceb2a5391 Shengjiu Wang 2021-03-12 190 3c00eceb2a5391 Shengjiu Wang 2021-03-12 191 return ret; 3c00eceb2a5391 Shengjiu Wang 2021-03-12 192 } 3c00eceb2a5391 Shengjiu Wang 2021-03-12 193
:::::: The code at line 164 was first introduced by commit :::::: 3c00eceb2a5391ed1ca6703b71cad35ab8cd4352 ASoC: imx-pcm-rpmsg: Add platform driver for audio base on rpmsg
:::::: TO: Shengjiu Wang <shengjiu.wang@nxp.com> :::::: CC: Mark Brown <broonie@kernel.org>
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