From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH v3 1/2] mmc: Add SD/SDIO driver for Sunplus SP7021
Date: Wed, 29 Dec 2021 00:43:18 +0800 [thread overview]
Message-ID: <202112290015.gY5j9jw5-lkp@intel.com> (raw)
In-Reply-To: <d42857a0150442d9df70308db370614764647d4a.1640325539.git.lhjeff911@gmail.com>
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Hi Li-hao,
I love your patch! Perhaps something to improve:
[auto build test WARNING on pza/reset/next]
[also build test WARNING on robh/for-next ulf-hansson-mmc-mirror/next linus/master v5.16-rc7 next-20211224]
[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/Li-hao-Kuo/Add-SD-SDIO-control-driver-for-Sunplus-SP7021-SoC/20211224-140704
base: https://git.pengutronix.de/git/pza/linux reset/next
config: parisc-randconfig-c004-20211228 (https://download.01.org/0day-ci/archive/20211229/202112290015.gY5j9jw5-lkp(a)intel.com/config)
compiler: hppa-linux-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/16ea62b9e9561c6054da687edb9f8603d1e7a158
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Li-hao-Kuo/Add-SD-SDIO-control-driver-for-Sunplus-SP7021-SoC/20211224-140704
git checkout 16ea62b9e9561c6054da687edb9f8603d1e7a158
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=parisc SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/mmc/host/sunplus_sd2.c: In function 'spsdc_set_bus_timing':
drivers/mmc/host/sunplus_sd2.c:280:15: warning: variable 'timing_name' set but not used [-Wunused-but-set-variable]
280 | char *timing_name;
| ^~~~~~~~~~~
drivers/mmc/host/sunplus_sd2.c: In function 'spsdc_set_bus_width':
drivers/mmc/host/sunplus_sd2.c:300:13: warning: variable 'bus_width' set but not used [-Wunused-but-set-variable]
300 | int bus_width;
| ^~~~~~~~~
drivers/mmc/host/sunplus_sd2.c: At top level:
drivers/mmc/host/sunplus_sd2.c:743:13: warning: no previous prototype for 'spsdc_irq' [-Wmissing-prototypes]
743 | irqreturn_t spsdc_irq(int irq, void *dev_id)
| ^~~~~~~~~
drivers/mmc/host/sunplus_sd2.c:849:5: warning: no previous prototype for 'spsdc_get_cd' [-Wmissing-prototypes]
849 | int spsdc_get_cd(struct mmc_host *mmc)
| ^~~~~~~~~~~~
drivers/mmc/host/sunplus_sd2.c: In function 'spsdc_request':
>> drivers/mmc/host/sunplus_sd2.c:775:9: warning: ignoring return value of 'mutex_lock_interruptible' declared with attribute 'warn_unused_result' [-Wunused-result]
775 | mutex_lock_interruptible(&host->mrq_lock);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +775 drivers/mmc/host/sunplus_sd2.c
767
768 static void spsdc_request(struct mmc_host *mmc, struct mmc_request *mrq)
769 {
770 struct spsdc_host *host = mmc_priv(mmc);
771 struct mmc_command *cmd;
772 struct mmc_data *data;
773 int bus_width = mmc->ios.bus_width;
774
> 775 mutex_lock_interruptible(&host->mrq_lock);
776 host->mrq = mrq;
777 data = mrq->data;
778 cmd = mrq->cmd;
779
780 if (cmd->opcode == SD_IO_RW_EXTENDED && bus_width ==
781 MMC_BUS_WIDTH_4 && data->blocks * data->blksz <= 4) {
782 if (__switch_sdio_bus_width(host, MMC_BUS_WIDTH_1)) {
783 cmd->error = -1;
784 host->mrq = NULL;
785 mutex_unlock(&host->mrq_lock);
786 mmc_request_done(host->mmc, mrq);
787 return;
788 }
789 host->restore_4bit_sdio_bus = 1;
790 }
791
792 spsdc_prepare_cmd(host, cmd);
793 /* we need manually read response R2. */
794 if (unlikely(cmd->flags & MMC_RSP_136)) {
795 spsdc_trigger_transaction(host);
796 spsdc_get_rsp(host, cmd);
797 spsdc_wait_finish(host);
798 spsdc_check_error(host, mrq);
799 host->mrq = NULL;
800 mutex_unlock(&host->mrq_lock);
801 mmc_request_done(host->mmc, mrq);
802 } else {
803 if (data)
804 spsdc_prepare_data(host, data);
805
806 if ((host->dmapio_mode && data) == SPSDC_PIO_MODE) {
807 u32 value;
808 /* pio data transfer do not use interrupt */
809 value = readl(host->base + SPSD2_SD_INT_REG);
810 value &= ~SPSDC_SDINT_SDCMPEN;
811 writel(value, host->base + SPSD2_SD_INT_REG);
812 spsdc_trigger_transaction(host);
813 spsdc_xfer_data_pio(host, data);
814 spsdc_wait_finish(host);
815 spsdc_finish_request(host, mrq);
816 } else {
817 if (!(host->use_int || host->dma_use_int)) {
818 spsdc_trigger_transaction(host);
819 spsdc_wait_finish(host);
820 spsdc_finish_request(host, mrq);
821 } else {
822 spsdc_trigger_transaction(host);
823 }
824 }
825 }
826 }
827
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
next prev parent reply other threads:[~2021-12-28 16:43 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-24 6:05 [PATCH v3 0/2] Add SD/SDIO control driver for Sunplus SP7021 SoC Li-hao Kuo
2021-12-24 6:05 ` [PATCH v3 1/2] mmc: Add SD/SDIO driver for Sunplus SP7021 Li-hao Kuo
2021-12-28 16:43 ` kernel test robot [this message]
2021-12-29 18:08 ` kernel test robot
2021-12-24 6:05 ` [PATCH v3 2/2] devicetree bindings mmc Add bindings doc " Li-hao Kuo
2022-01-04 20:36 ` Rob Herring
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