From: kbuild test robot <lkp-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
To: Philipp Rossak <embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: kbuild-all-JC7UmRfGjtg@public.gmane.org,
lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
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linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org
Subject: Re: [PATCH v2 07/16] iio: adc: sun4i-gpadc-iio: rework: support nvmem calibration data
Date: Thu, 1 Feb 2018 06:49:29 +0800 [thread overview]
Message-ID: <201802010647.sYlui5vv%fengguang.wu@intel.com> (raw)
In-Reply-To: <20180128232919.12639-8-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Hi Philipp,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on robh/for-next]
[also build test WARNING on v4.15 next-20180126]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Philipp-Rossak/IIO-based-thermal-sensor-driver-for-Allwinner-H3-and-A83T-SoC/20180201-043415
base: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
reproduce:
# apt-get install sparse
make ARCH=x86_64 allmodconfig
make C=1 CF=-D__CHECK_ENDIAN__
sparse warnings: (new ones prefixed by >>)
>> drivers/iio/adc/sun4i-gpadc-iio.c:608:53: sparse: cast to restricted __be32
>> drivers/iio/adc/sun4i-gpadc-iio.c:608:53: sparse: cast to restricted __be32
>> drivers/iio/adc/sun4i-gpadc-iio.c:608:53: sparse: cast to restricted __be32
>> drivers/iio/adc/sun4i-gpadc-iio.c:608:53: sparse: cast to restricted __be32
>> drivers/iio/adc/sun4i-gpadc-iio.c:608:53: sparse: cast to restricted __be32
>> drivers/iio/adc/sun4i-gpadc-iio.c:608:53: sparse: cast to restricted __be32
drivers/iio/adc/sun4i-gpadc-iio.c:613:53: sparse: cast to restricted __be32
drivers/iio/adc/sun4i-gpadc-iio.c:613:53: sparse: cast to restricted __be32
drivers/iio/adc/sun4i-gpadc-iio.c:613:53: sparse: cast to restricted __be32
drivers/iio/adc/sun4i-gpadc-iio.c:613:53: sparse: cast to restricted __be32
drivers/iio/adc/sun4i-gpadc-iio.c:613:53: sparse: cast to restricted __be32
drivers/iio/adc/sun4i-gpadc-iio.c:613:53: sparse: cast to restricted __be32
vim +608 drivers/iio/adc/sun4i-gpadc-iio.c
564
565 static int sun4i_gpadc_probe_dt(struct platform_device *pdev,
566 struct iio_dev *indio_dev)
567 {
568 struct sun4i_gpadc_iio *info = iio_priv(indio_dev);
569 struct resource *mem;
570 void __iomem *base;
571 int ret;
572 struct nvmem_cell *cell;
573 ssize_t cell_size;
574 u64 *cell_data;
575
576 info->data = of_device_get_match_data(&pdev->dev);
577 if (!info->data)
578 return -ENODEV;
579
580 info->no_irq = true;
581 indio_dev->num_channels = ARRAY_SIZE(sun8i_a33_gpadc_channels);
582 indio_dev->channels = sun8i_a33_gpadc_channels;
583
584 mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
585 base = devm_ioremap_resource(&pdev->dev, mem);
586 if (IS_ERR(base))
587 return PTR_ERR(base);
588
589 info->has_calibration_data[0] = false;
590 info->has_calibration_data[1] = false;
591
592 if (!info->data->supports_nvmem)
593 goto no_nvmem;
594
595 cell = nvmem_cell_get(&pdev->dev, "calibration");
596 if (IS_ERR(cell)) {
597 if (PTR_ERR(cell) == -EPROBE_DEFER)
598 return PTR_ERR(cell);
599 goto no_nvmem;
600 }
601
602 cell_data = (u64 *)nvmem_cell_read(cell, &cell_size);
603 nvmem_cell_put(cell);
604 switch (cell_size) {
605 case 8:
606 case 6:
607 info->has_calibration_data[1] = true;
> 608 info->calibration_data[1] = be32_to_cpu(
609 upper_32_bits(cell_data[0]));
610 case 4:
611 case 2:
612 info->has_calibration_data[0] = true;
613 info->calibration_data[0] = be32_to_cpu(
614 lower_32_bits(cell_data[0]));
615 break;
616 default:
617 break;
618 }
619
620 no_nvmem:
621
622 info->regmap = devm_regmap_init_mmio(&pdev->dev, base,
623 &sun4i_gpadc_regmap_config);
624 if (IS_ERR(info->regmap)) {
625 ret = PTR_ERR(info->regmap);
626 dev_err(&pdev->dev, "failed to init regmap: %d\n", ret);
627 return ret;
628 }
629
630 if (info->data->has_bus_rst) {
631 info->reset = devm_reset_control_get(&pdev->dev, NULL);
632 if (IS_ERR(info->reset)) {
633 ret = PTR_ERR(info->reset);
634 return ret;
635 }
636
637 ret = reset_control_deassert(info->reset);
638 if (ret)
639 return ret;
640 }
641
642 if (info->data->has_bus_clk) {
643 info->bus_clk = devm_clk_get(&pdev->dev, "bus");
644 if (IS_ERR(info->bus_clk)) {
645 ret = PTR_ERR(info->bus_clk);
646 goto assert_reset;
647 }
648
649 ret = clk_prepare_enable(info->bus_clk);
650 if (ret)
651 goto assert_reset;
652 }
653
654 if (info->data->has_mod_clk) {
655 info->mod_clk = devm_clk_get(&pdev->dev, "mod");
656 if (IS_ERR(info->mod_clk)) {
657 ret = PTR_ERR(info->mod_clk);
658 goto disable_bus_clk;
659 }
660
661 /* Running at 6MHz */
662 ret = clk_set_rate(info->mod_clk, 4000000);
663 if (ret)
664 goto disable_bus_clk;
665
666 ret = clk_prepare_enable(info->mod_clk);
667 if (ret)
668 goto disable_bus_clk;
669 }
670
671 if (IS_ENABLED(CONFIG_THERMAL_OF))
672 info->sensor_device = &pdev->dev;
673
674 return 0;
675
676 disable_bus_clk:
677 clk_disable_unprepare(info->bus_clk);
678
679 assert_reset:
680 reset_control_assert(info->reset);
681
682 return ret;
683 }
684
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
next prev parent reply other threads:[~2018-01-31 22:49 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-28 23:29 [PATCH v2 00/16] IIO-based thermal sensor driver for Allwinner H3 and A83T SoC Philipp Rossak
2018-01-28 23:29 ` [PATCH v2 08/16] iio: adc: sun4i-gpadc-iio: rework: add interrupt support Philipp Rossak
[not found] ` <20180128232919.12639-9-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-31 19:07 ` Quentin Schulz
2018-02-02 14:30 ` Philipp Rossak
2018-01-31 21:47 ` kbuild test robot
[not found] ` <20180128232919.12639-1-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-28 23:29 ` [PATCH v2 01/16] dt-bindings: update the Allwinner GPADC device tree binding for H3 & A83T Philipp Rossak
[not found] ` <20180128232919.12639-2-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-29 9:19 ` Maxime Ripard
[not found] ` <20180129091937.w3c3btvva5yaqlf6-ZC1Zs529Oq4@public.gmane.org>
2018-01-29 12:30 ` Philipp Rossak
2018-01-31 17:40 ` Quentin Schulz
2018-01-31 18:14 ` Philipp Rossak
2018-01-28 23:29 ` [PATCH v2 02/16] arm: config: sunxi_defconfig: enable SUN4I_GPADC Philipp Rossak
[not found] ` <20180128232919.12639-3-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-29 9:21 ` Maxime Ripard
2018-01-28 23:29 ` [PATCH v2 03/16] iio: adc: sun4i-gpadc-iio: rename A33-specified registers to contain A33 Philipp Rossak
2018-01-28 23:29 ` [PATCH v2 04/16] iio: adc: sun4i-gpadc-iio: rework: sampling start/end code readout reg Philipp Rossak
[not found] ` <20180128232919.12639-5-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-29 9:27 ` Maxime Ripard
2018-01-31 17:51 ` Quentin Schulz
2018-01-31 18:35 ` Philipp Rossak
2018-01-28 23:29 ` [PATCH v2 05/16] iio: adc: sun4i-gpadc-iio: rework: support clocks and reset Philipp Rossak
2018-01-29 9:31 ` Maxime Ripard
2018-01-28 23:29 ` [PATCH v2 06/16] iio: adc: sun4i-gpadc-iio: rework: support multiple sensors Philipp Rossak
[not found] ` <20180128232919.12639-7-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-29 9:37 ` Maxime Ripard
2018-01-31 18:42 ` Quentin Schulz
2018-02-02 14:13 ` Philipp Rossak
2018-01-28 23:29 ` [PATCH v2 07/16] iio: adc: sun4i-gpadc-iio: rework: support nvmem calibration data Philipp Rossak
[not found] ` <20180128232919.12639-8-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-29 9:40 ` Maxime Ripard
[not found] ` <20180129094045.sagz2dnzvdadd4yx-ZC1Zs529Oq4@public.gmane.org>
2018-01-29 12:33 ` Philipp Rossak
[not found] ` <e319fde5-9ede-8be0-03ae-f0a22d50250c-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-30 8:36 ` Maxime Ripard
[not found] ` <20180130083642.cdpd7jnthkdrrk5r-ZC1Zs529Oq4@public.gmane.org>
2018-02-02 15:24 ` Philipp Rossak
2018-01-31 22:49 ` kbuild test robot [this message]
2018-01-28 23:29 ` [PATCH v2 09/16] iio: adc: sun4i-gpadc-iio: add support for H3 thermal sensor Philipp Rossak
[not found] ` <20180128232919.12639-10-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-29 9:46 ` Maxime Ripard
2018-01-31 19:23 ` Quentin Schulz
2018-02-02 14:42 ` Philipp Rossak
2018-01-28 23:29 ` [PATCH v2 10/16] iio: adc: sun4i-gpadc-iio: add support for A83T " Philipp Rossak
[not found] ` <20180128232919.12639-11-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-29 9:48 ` Maxime Ripard
[not found] ` <20180129094803.uiojqkmaeuihbe4p-ZC1Zs529Oq4@public.gmane.org>
2018-01-29 11:53 ` Philipp Rossak
2018-01-30 8:32 ` Maxime Ripard
2018-01-28 23:29 ` [PATCH v2 11/16] arm: dts: sunxi-h3-h5: add support for the thermal sensor in H3 and H5 Philipp Rossak
[not found] ` <20180128232919.12639-12-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-29 9:49 ` Maxime Ripard
[not found] ` <20180129094918.4fvxpmoftgxxkqg3-ZC1Zs529Oq4@public.gmane.org>
2018-01-29 11:54 ` Philipp Rossak
2018-01-28 23:29 ` [PATCH v2 12/16] arm: dts: sun8i: h3: add support for the thermal sensor in H3 Philipp Rossak
2018-01-28 23:29 ` [PATCH v2 13/16] arm: dts: sun8i: h3: add thermal zone to H3 Philipp Rossak
[not found] ` <20180128232919.12639-14-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-29 9:50 ` Maxime Ripard
[not found] ` <20180129095034.5crx7ydq5k6f7omv-ZC1Zs529Oq4@public.gmane.org>
2018-01-29 11:56 ` Philipp Rossak
2018-01-28 23:29 ` [PATCH v2 14/16] arm: dts: sun8i: h3: enable H3 sid controller Philipp Rossak
[not found] ` <20180128232919.12639-15-embed3d-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-29 9:52 ` Maxime Ripard
[not found] ` <20180129095200.attg7cgvpifpchtn-ZC1Zs529Oq4@public.gmane.org>
2018-01-29 12:03 ` Philipp Rossak
2018-04-19 15:11 ` [linux-sunxi] " Kyle Evans
2018-04-19 15:13 ` Icenowy Zheng
2018-04-19 15:19 ` Kyle Evans
[not found] ` <CACNAnaFMKDmvAUXJngKHWkeGLfjsgn5hhJszNk7Sg4BU98Oafw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-04-20 9:35 ` Philipp Rossak
[not found] ` <0ab29bf0-b069-338e-f312-e533656fa0b6-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-07-24 17:19 ` Paul Kocialkowski
2018-07-25 9:05 ` [linux-sunxi] " Emmanuel Vadot
[not found] ` <20180725110512.b6fb81be76f66b07942e5af0-xXdDKFdH5B3kFDPD4ZthVA@public.gmane.org>
2018-07-25 9:12 ` Paul Kocialkowski
2018-01-28 23:29 ` [PATCH v2 15/16] arm: dts: sun8i: a83t: add support for the thermal sensor in A83T Philipp Rossak
2018-01-28 23:29 ` [PATCH v2 16/16] arm: dts: sun8i: a83t: add thermal zone to A83T Philipp Rossak
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