Hi Sugar,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on rockchip/for-next] [also build test ERROR on v5.14] [cannot apply to asoc/for-next next-20210827] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Sugar-Zhang/ASoC-rockchip-i2s-Fix-c... base: https://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git for-next config: arc-allyesconfig (attached as .config) compiler: arceb-elf-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/69f422462083a0abbfbe83c9ed6628dc6cc7... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Sugar-Zhang/ASoC-rockchip-i2s-Fix-concurrency-between-tx-rx/20210830-103815 git checkout 69f422462083a0abbfbe83c9ed6628dc6cc728a9 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot lkp@intel.com
All errors (new ones prefixed by >>):
sound/soc/rockchip/rockchip_i2s.c: In function 'rockchip_snd_txctrl':
sound/soc/rockchip/rockchip_i2s.c:97:20: error: 'lock' undeclared (first use in this function); did you mean 'flock'?
97 | spin_lock(&lock); | ^~~~ | flock sound/soc/rockchip/rockchip_i2s.c:97:20: note: each undeclared identifier is reported only once for each function it appears in sound/soc/rockchip/rockchip_i2s.c: In function 'rockchip_snd_rxctrl': sound/soc/rockchip/rockchip_i2s.c:146:20: error: 'lock' undeclared (first use in this function); did you mean 'flock'? 146 | spin_lock(&lock); | ^~~~ | flock
vim +97 sound/soc/rockchip/rockchip_i2s.c
91 92 static void rockchip_snd_txctrl(struct rk_i2s_dev *i2s, int on) 93 { 94 unsigned int val = 0; 95 int retry = 10; 96
97 spin_lock(&lock);
98 if (on) { 99 regmap_update_bits(i2s->regmap, I2S_DMACR, 100 I2S_DMACR_TDE_ENABLE, I2S_DMACR_TDE_ENABLE); 101 102 regmap_update_bits(i2s->regmap, I2S_XFER, 103 I2S_XFER_TXS_START | I2S_XFER_RXS_START, 104 I2S_XFER_TXS_START | I2S_XFER_RXS_START); 105 106 i2s->tx_start = true; 107 } else { 108 i2s->tx_start = false; 109 110 regmap_update_bits(i2s->regmap, I2S_DMACR, 111 I2S_DMACR_TDE_ENABLE, I2S_DMACR_TDE_DISABLE); 112 113 if (!i2s->rx_start) { 114 regmap_update_bits(i2s->regmap, I2S_XFER, 115 I2S_XFER_TXS_START | 116 I2S_XFER_RXS_START, 117 I2S_XFER_TXS_STOP | 118 I2S_XFER_RXS_STOP); 119 120 udelay(150); 121 regmap_update_bits(i2s->regmap, I2S_CLR, 122 I2S_CLR_TXC | I2S_CLR_RXC, 123 I2S_CLR_TXC | I2S_CLR_RXC); 124 125 regmap_read(i2s->regmap, I2S_CLR, &val); 126 127 /* Should wait for clear operation to finish */ 128 while (val) { 129 regmap_read(i2s->regmap, I2S_CLR, &val); 130 retry--; 131 if (!retry) { 132 dev_warn(i2s->dev, "fail to clear\n"); 133 break; 134 } 135 } 136 } 137 } 138 spin_unlock(&lock); 139 } 140
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