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Date: Fri, 31 May 2024 08:07:14 +0800
From: kernel test robot <lkp@...el.com>
To: ranechita <ramona.nechita@...log.com>, linux-iio@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev, ranechita <ramona.nechita@...log.com>,
Jonathan Cameron <jic23@...nel.org>,
Lars-Peter Clausen <lars@...afoo.de>,
Michael Hennerich <Michael.Hennerich@...log.com>,
Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>,
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
Nuno Sa <nuno.sa@...log.com>,
Marcelo Schmitt <marcelo.schmitt@...log.com>,
Marius Cristea <marius.cristea@...rochip.com>,
Maksim Kiselev <bigunclemax@...il.com>,
Marcus Folkesson <marcus.folkesson@...il.com>,
Okan Sahin <okan.sahin@...log.com>,
Mike Looijmans <mike.looijmans@...ic.nl>,
Liam Beguin <liambeguin@...il.com>,
Ivan Mikhaylov <fr0st61te@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] drivers: iio: adc: add support for ad777x family
Hi ranechita,
kernel test robot noticed the following build warnings:
[auto build test WARNING on jic23-iio/togreg]
[also build test WARNING on linus/master v6.10-rc1 next-20240529]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/ranechita/drivers-iio-adc-add-support-for-ad777x-family/20240529-230814
base: https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git togreg
patch link: https://lore.kernel.org/r/20240529150322.28018-1-ramona.nechita%40analog.com
patch subject: [PATCH v2] drivers: iio: adc: add support for ad777x family
config: microblaze-randconfig-r113-20240531 (https://download.01.org/0day-ci/archive/20240531/202405310747.6KO7w1V1-lkp@intel.com/config)
compiler: microblaze-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20240531/202405310747.6KO7w1V1-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202405310747.6KO7w1V1-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
>> drivers/iio/adc/ad7779.c:571:35: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be32 @@ got unsigned long @@
drivers/iio/adc/ad7779.c:571:35: sparse: expected restricted __be32
drivers/iio/adc/ad7779.c:571:35: sparse: got unsigned long
>> drivers/iio/adc/ad7779.c:581:42: sparse: sparse: incorrect type in assignment (different base types) @@ expected restricted __be32 @@ got unsigned int [usertype] @@
drivers/iio/adc/ad7779.c:581:42: sparse: expected restricted __be32
drivers/iio/adc/ad7779.c:581:42: sparse: got unsigned int [usertype]
>> drivers/iio/adc/ad7779.c:685:35: sparse: sparse: symbol 'ad777x_buffer_setup_ops' was not declared. Should it be static?
drivers/iio/adc/ad7779.c: note: in included file (through include/linux/mutex.h, include/linux/notifier.h, include/linux/clk.h):
include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
include/linux/list.h:83:21: sparse: sparse: self-comparison always evaluates to true
vim +571 drivers/iio/adc/ad7779.c
552
553 static irqreturn_t ad777x_irq_handler(int irq, void *data)
554 {
555 struct iio_dev *indio_dev = data;
556 struct ad777x_state *st = iio_priv(indio_dev);
557 int ret;
558 __be32 tmp[8];
559 int i;
560 int k = 0;
561
562 struct spi_transfer sd_readback_tr[] = {
563 {
564 .rx_buf = st->spidata_rx,
565 .tx_buf = st->spidata_tx,
566 .len = 32,
567 }
568 };
569
570 if (iio_buffer_enabled(indio_dev)) {
> 571 st->spidata_tx[0] = AD777X_SPI_READ_CMD;
572 ret = spi_sync_transfer(st->spi, sd_readback_tr,
573 ARRAY_SIZE(sd_readback_tr));
574 if (ret) {
575 dev_err(&st->spi->dev,
576 "spi transfer error in irq handler");
577 return IRQ_HANDLED;
578 }
579 for (i = 0; i < AD777X_NUM_CHANNELS; i++) {
580 if (st->active_ch & BIT(i))
> 581 tmp[k++] = __be32_to_cpu(st->spidata_rx[i]);
582 }
583 iio_push_to_buffers(indio_dev, &tmp[0]);
584 }
585
586 return IRQ_HANDLED;
587 }
588
589 static int ad777x_reset(struct iio_dev *indio_dev, struct gpio_desc *reset_gpio)
590 {
591 struct ad777x_state *st = iio_priv(indio_dev);
592 int ret;
593 struct spi_transfer reg_read_tr[] = {
594 {
595 .tx_buf = st->reset_buf,
596 .len = 8,
597 },
598 };
599
600 memset(st->reset_buf, 0xff, sizeof(st->reset_buf));
601
602 if (reset_gpio) {
603 gpiod_set_value(reset_gpio, 1);
604 fsleep(230);
605 return 0;
606 }
607
608 ret = spi_sync_transfer(st->spi, reg_read_tr,
609 ARRAY_SIZE(reg_read_tr));
610 if (ret)
611 return ret;
612
613 fsleep(230);
614
615 return 0;
616 }
617
618 static const struct iio_info ad777x_info = {
619 .read_raw = ad777x_read_raw,
620 .write_raw = ad777x_write_raw,
621 .debugfs_reg_access = &ad777x_reg_access,
622 .update_scan_mode = &ad777x_update_scan_mode,
623 };
624
625 static const struct iio_enum ad777x_filter_enum = {
626 .items = ad777x_filter_type,
627 .num_items = ARRAY_SIZE(ad777x_filter_type),
628 .get = ad777x_get_filter,
629 .set = ad777x_set_filter,
630 };
631
632 static const struct iio_chan_spec_ext_info ad777x_ext_filter[] = {
633 IIO_ENUM("filter_type", IIO_SHARED_BY_ALL, &ad777x_filter_enum),
634 IIO_ENUM_AVAILABLE("filter_type", IIO_SHARED_BY_ALL,
635 &ad777x_filter_enum),
636 { }
637 };
638
639 #define AD777x_CHAN_S(index, _ext_info) \
640 { \
641 .type = IIO_VOLTAGE, \
642 .info_mask_separate = BIT(IIO_CHAN_INFO_CALIBSCALE) | \
643 BIT(IIO_CHAN_INFO_CALIBBIAS), \
644 .info_mask_shared_by_all = BIT(IIO_CHAN_INFO_SAMP_FREQ), \
645 .address = (index), \
646 .indexed = 1, \
647 .channel = (index), \
648 .scan_index = (index), \
649 .ext_info = (_ext_info), \
650 .scan_type = { \
651 .sign = 's', \
652 .realbits = 24, \
653 .storagebits = 32, \
654 }, \
655 }
656
657 #define AD777x_CHAN_NO_FILTER_S(index) \
658 AD777x_CHAN_S(index, NULL)
659
660 #define AD777x_CHAN_FILTER_S(index) \
661 AD777x_CHAN_S(index, ad777x_ext_filter)
662
663 static const struct iio_chan_spec ad777x_channels[] = {
664 AD777x_CHAN_NO_FILTER_S(0),
665 AD777x_CHAN_NO_FILTER_S(1),
666 AD777x_CHAN_NO_FILTER_S(2),
667 AD777x_CHAN_NO_FILTER_S(3),
668 AD777x_CHAN_NO_FILTER_S(4),
669 AD777x_CHAN_NO_FILTER_S(5),
670 AD777x_CHAN_NO_FILTER_S(6),
671 AD777x_CHAN_NO_FILTER_S(7),
672 };
673
674 static const struct iio_chan_spec ad777x_channels_filter[] = {
675 AD777x_CHAN_FILTER_S(0),
676 AD777x_CHAN_FILTER_S(1),
677 AD777x_CHAN_FILTER_S(2),
678 AD777x_CHAN_FILTER_S(3),
679 AD777x_CHAN_FILTER_S(4),
680 AD777x_CHAN_FILTER_S(5),
681 AD777x_CHAN_FILTER_S(6),
682 AD777x_CHAN_FILTER_S(7),
683 };
684
> 685 const struct iio_buffer_setup_ops ad777x_buffer_setup_ops = {
686 .postenable = ad777x_buffer_postenable,
687 .predisable = ad777x_buffer_predisable,
688 };
689
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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