[PATCH v1] ASoC: rsnd: add interrupt support for SSI BUSIF buffer
kbuild test robot
lkp at intel.com
Thu May 14 07:16:35 CEST 2020
Hi Yongbo,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on asoc/for-next]
[also build test WARNING on v5.7-rc5 next-20200511]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url: https://github.com/0day-ci/linux/commits/Yongbo-Zhang/ASoC-rsnd-add-interrupt-support-for-SSI-BUSIF-buffer/20200511-184903
base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next
reproduce:
# apt-get install sparse
# sparse version: v0.6.1-191-gc51a0382-dirty
make ARCH=x86_64 allmodconfig
make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
:::::: branch date: 8 hours ago
:::::: commit date: 8 hours ago
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp at intel.com>
sparse warnings: (new ones prefixed by >>)
sound/soc/sh/rcar/ssi.c:596:1: sparse: sparse: mixing declarations and code
include/sound/pcm_params.h:377:0: sparse: sparse: Expected } at end of function
include/sound/pcm_params.h:377:0: sparse: sparse: got end-of-input
>> sound/soc/sh/rcar/ssi.c:798:56: sparse: sparse: not enough arguments for function rsnd_mod_write
# https://github.com/0day-ci/linux/commit/23aaae15fe2b41fd05caf5e0773d41021bc03e27
git remote add linux-review https://github.com/0day-ci/linux
git remote update linux-review
git checkout 23aaae15fe2b41fd05caf5e0773d41021bc03e27
vim +798 sound/soc/sh/rcar/ssi.c
615fb6c7b13b7f Kuninori Morimoto 2016-02-18 733
d8d9b9730cd62c Kuninori Morimoto 2017-12-11 734 static bool rsnd_ssi_pio_interrupt(struct rsnd_mod *mod,
d8d9b9730cd62c Kuninori Morimoto 2017-12-11 735 struct rsnd_dai_stream *io);
bfc0cfe6b7acb1 Kuninori Morimoto 2015-06-15 736 static void __rsnd_ssi_interrupt(struct rsnd_mod *mod,
bfc0cfe6b7acb1 Kuninori Morimoto 2015-06-15 737 struct rsnd_dai_stream *io)
ae5c322303fff5 Kuninori Morimoto 2013-07-21 738 {
690602fcd85385 Kuninori Morimoto 2015-01-15 739 struct rsnd_priv *priv = rsnd_mod_to_priv(mod);
2b62786951ca38 Kuninori Morimoto 2018-02-13 740 struct device *dev = rsnd_priv_to_dev(priv);
765ae7c8dda7d0 Kuninori Morimoto 2015-01-15 741 int is_dma = rsnd_ssi_is_dma_mode(mod);
02299d9875bab5 Kuninori Morimoto 2015-05-21 742 u32 status;
75defee0f1b3fc Kuninori Morimoto 2015-06-15 743 bool elapsed = false;
6a25c8da00284f Kuninori Morimoto 2016-01-26 744 bool stop = false;
23aaae15fe2b41 Yongbo Zhang 2020-05-11 745 int is_tdm, is_tdm_split;
23aaae15fe2b41 Yongbo Zhang 2020-05-11 746
23aaae15fe2b41 Yongbo Zhang 2020-05-11 747 is_tdm = rsnd_runtime_is_tdm(io);
23aaae15fe2b41 Yongbo Zhang 2020-05-11 748 is_tdm_split = rsnd_runtime_is_tdm_split(io);
02299d9875bab5 Kuninori Morimoto 2015-05-21 749
02299d9875bab5 Kuninori Morimoto 2015-05-21 750 spin_lock(&priv->lock);
ae5c322303fff5 Kuninori Morimoto 2013-07-21 751
02299d9875bab5 Kuninori Morimoto 2015-05-21 752 /* ignore all cases if not working */
d5bbe7de563ccc Kuninori Morimoto 2015-06-15 753 if (!rsnd_io_is_working(io))
02299d9875bab5 Kuninori Morimoto 2015-05-21 754 goto rsnd_ssi_interrupt_out;
02299d9875bab5 Kuninori Morimoto 2015-05-21 755
6a25c8da00284f Kuninori Morimoto 2016-01-26 756 status = rsnd_ssi_status_get(mod);
4e7d606cd52aa8 Kuninori Morimoto 2014-11-27 757
4e7d606cd52aa8 Kuninori Morimoto 2014-11-27 758 /* PIO only */
d8d9b9730cd62c Kuninori Morimoto 2017-12-11 759 if (!is_dma && (status & DIRQ))
d8d9b9730cd62c Kuninori Morimoto 2017-12-11 760 elapsed = rsnd_ssi_pio_interrupt(mod, io);
ae5c322303fff5 Kuninori Morimoto 2013-07-21 761
12927a8f802642 Kuninori Morimoto 2015-06-15 762 /* DMA only */
2b62786951ca38 Kuninori Morimoto 2018-02-13 763 if (is_dma && (status & (UIRQ | OIRQ))) {
c0ea089dbad47a Kuninori Morimoto 2018-10-30 764 rsnd_dbg_irq_status(dev, "%s err status : 0x%08x\n",
c0ea089dbad47a Kuninori Morimoto 2018-10-30 765 rsnd_mod_name(mod), status);
2b62786951ca38 Kuninori Morimoto 2018-02-13 766
6a25c8da00284f Kuninori Morimoto 2016-01-26 767 stop = true;
2b62786951ca38 Kuninori Morimoto 2018-02-13 768 }
69e32a58bde674 Kuninori Morimoto 2015-10-26 769
23aaae15fe2b41 Yongbo Zhang 2020-05-11 770 status = 0;
23aaae15fe2b41 Yongbo Zhang 2020-05-11 771
23aaae15fe2b41 Yongbo Zhang 2020-05-11 772 if (is_tdm || is_tdm_split) {
23aaae15fe2b41 Yongbo Zhang 2020-05-11 773 switch (id) {
23aaae15fe2b41 Yongbo Zhang 2020-05-11 774 case 0:
23aaae15fe2b41 Yongbo Zhang 2020-05-11 775 case 1:
23aaae15fe2b41 Yongbo Zhang 2020-05-11 776 case 2:
23aaae15fe2b41 Yongbo Zhang 2020-05-11 777 case 3:
23aaae15fe2b41 Yongbo Zhang 2020-05-11 778 case 4:
23aaae15fe2b41 Yongbo Zhang 2020-05-11 779 for (i = 0; i < 4; i++) {
23aaae15fe2b41 Yongbo Zhang 2020-05-11 780 status = rsnd_mod_read(mod,
23aaae15fe2b41 Yongbo Zhang 2020-05-11 781 SSI_SYS_STATUS(i * 2));
23aaae15fe2b41 Yongbo Zhang 2020-05-11 782 status &= 0xf << (id * 4);
23aaae15fe2b41 Yongbo Zhang 2020-05-11 783
23aaae15fe2b41 Yongbo Zhang 2020-05-11 784 if (status) {
23aaae15fe2b41 Yongbo Zhang 2020-05-11 785 rsnd_dbg_irq_status(dev,
23aaae15fe2b41 Yongbo Zhang 2020-05-11 786 "%s err status : 0x%08x\n",
23aaae15fe2b41 Yongbo Zhang 2020-05-11 787 rsnd_mod_name(mod), status);
23aaae15fe2b41 Yongbo Zhang 2020-05-11 788 rsnd_mod_write(mod,
23aaae15fe2b41 Yongbo Zhang 2020-05-11 789 SSI_SYS_STATUS(i * 2),
23aaae15fe2b41 Yongbo Zhang 2020-05-11 790 0xf << (id * 4));
23aaae15fe2b41 Yongbo Zhang 2020-05-11 791 stop = true;
23aaae15fe2b41 Yongbo Zhang 2020-05-11 792 break;
23aaae15fe2b41 Yongbo Zhang 2020-05-11 793 }
23aaae15fe2b41 Yongbo Zhang 2020-05-11 794 }
23aaae15fe2b41 Yongbo Zhang 2020-05-11 795 break;
23aaae15fe2b41 Yongbo Zhang 2020-05-11 796 case 9:
23aaae15fe2b41 Yongbo Zhang 2020-05-11 797 for (i = 0; i < 4; i++) {
23aaae15fe2b41 Yongbo Zhang 2020-05-11 @798 status = rsnd_mod_write(mod,
23aaae15fe2b41 Yongbo Zhang 2020-05-11 799 SSI_SYS_STATUS((i * 2) + 1));
23aaae15fe2b41 Yongbo Zhang 2020-05-11 800 status &= 0xf << 4;
23aaae15fe2b41 Yongbo Zhang 2020-05-11 801
23aaae15fe2b41 Yongbo Zhang 2020-05-11 802 if (status) {
23aaae15fe2b41 Yongbo Zhang 2020-05-11 803 rsnd_dbg_irq_status(dev,
23aaae15fe2b41 Yongbo Zhang 2020-05-11 804 "%s err status : 0x%08x\n",
23aaae15fe2b41 Yongbo Zhang 2020-05-11 805 rsnd_mod_name(mod), status);
23aaae15fe2b41 Yongbo Zhang 2020-05-11 806 rsnd_mod_write(mod,
23aaae15fe2b41 Yongbo Zhang 2020-05-11 807 SSI_SYS_STATUS((i * 2) + 1),
23aaae15fe2b41 Yongbo Zhang 2020-05-11 808 0xf << 4);
23aaae15fe2b41 Yongbo Zhang 2020-05-11 809 stop = true;
23aaae15fe2b41 Yongbo Zhang 2020-05-11 810 break;
23aaae15fe2b41 Yongbo Zhang 2020-05-11 811 }
23aaae15fe2b41 Yongbo Zhang 2020-05-11 812 }
23aaae15fe2b41 Yongbo Zhang 2020-05-11 813 break;
23aaae15fe2b41 Yongbo Zhang 2020-05-11 814 }
23aaae15fe2b41 Yongbo Zhang 2020-05-11 815 }
23aaae15fe2b41 Yongbo Zhang 2020-05-11 816
5342dff2326393 Kuninori Morimoto 2015-11-26 817 rsnd_ssi_status_clear(mod);
02299d9875bab5 Kuninori Morimoto 2015-05-21 818 rsnd_ssi_interrupt_out:
02299d9875bab5 Kuninori Morimoto 2015-05-21 819 spin_unlock(&priv->lock);
02299d9875bab5 Kuninori Morimoto 2015-05-21 820
75defee0f1b3fc Kuninori Morimoto 2015-06-15 821 if (elapsed)
75defee0f1b3fc Kuninori Morimoto 2015-06-15 822 rsnd_dai_period_elapsed(io);
6a25c8da00284f Kuninori Morimoto 2016-01-26 823
6a25c8da00284f Kuninori Morimoto 2016-01-26 824 if (stop)
6a25c8da00284f Kuninori Morimoto 2016-01-26 825 snd_pcm_stop_xrun(io->substream);
6a25c8da00284f Kuninori Morimoto 2016-01-26 826
---
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