Re: [PATCH v3 2/4] mmc: sdhci-tegra: Add support to program MC stream ID

From: kernel test robot
Date: Thu Sep 22 2022 - 06:03:30 EST


Hi Prathamesh,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tegra/for-next]
[also build test ERROR on linus/master v6.0-rc6 next-20220921]
[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/Prathamesh-Shete/mmc-sdhci-tegra-Separate-Tegra194-and-Tegra234-SoC-data/20220920-203924
base: https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git for-next
config: arc-randconfig-r002-20220921 (https://download.01.org/0day-ci/archive/20220922/202209221747.z0EBLZBB-lkp@xxxxxxxxx/config)
compiler: arc-elf-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/8087ec8183ffb01cc85647de0977c2dd369b324d
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Prathamesh-Shete/mmc-sdhci-tegra-Separate-Tegra194-and-Tegra234-SoC-data/20220920-203924
git checkout 8087ec8183ffb01cc85647de0977c2dd369b324d
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash drivers/mmc/host/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

drivers/mmc/host/sdhci-tegra.c: In function 'sdhci_tegra_probe':
>> drivers/mmc/host/sdhci-tegra.c:1794:54: error: 'struct iommu_fwspec' has no member named 'ids'
1794 | tegra_host->streamid = fwspec->ids[0] & 0xffff;
| ^~


vim +1794 drivers/mmc/host/sdhci-tegra.c

1640
1641 static int sdhci_tegra_probe(struct platform_device *pdev)
1642 {
1643 const struct sdhci_tegra_soc_data *soc_data;
1644 struct sdhci_host *host;
1645 struct sdhci_pltfm_host *pltfm_host;
1646 struct sdhci_tegra *tegra_host;
1647 struct iommu_fwspec *fwspec;
1648 struct clk *clk;
1649 int rc;
1650
1651 soc_data = of_device_get_match_data(&pdev->dev);
1652 if (!soc_data)
1653 return -EINVAL;
1654
1655 host = sdhci_pltfm_init(pdev, soc_data->pdata, sizeof(*tegra_host));
1656 if (IS_ERR(host))
1657 return PTR_ERR(host);
1658 pltfm_host = sdhci_priv(host);
1659
1660 tegra_host = sdhci_pltfm_priv(pltfm_host);
1661 tegra_host->ddr_signaling = false;
1662 tegra_host->pad_calib_required = false;
1663 tegra_host->pad_control_available = false;
1664 tegra_host->soc_data = soc_data;
1665
1666 if (soc_data->nvquirks & NVQUIRK_HAS_ANDROID_GPT_SECTOR)
1667 host->mmc->caps2 |= MMC_CAP2_ALT_GPT_TEGRA;
1668
1669 if (soc_data->nvquirks & NVQUIRK_NEEDS_PAD_CONTROL) {
1670 rc = tegra_sdhci_init_pinctrl_info(&pdev->dev, tegra_host);
1671 if (rc == 0)
1672 host->mmc_host_ops.start_signal_voltage_switch =
1673 sdhci_tegra_start_signal_voltage_switch;
1674 }
1675
1676 /* Hook to periodically rerun pad calibration */
1677 if (soc_data->nvquirks & NVQUIRK_HAS_PADCALIB)
1678 host->mmc_host_ops.request = tegra_sdhci_request;
1679
1680 host->mmc_host_ops.hs400_enhanced_strobe =
1681 tegra_sdhci_hs400_enhanced_strobe;
1682
1683 if (!host->ops->platform_execute_tuning)
1684 host->mmc_host_ops.execute_tuning =
1685 tegra_sdhci_execute_hw_tuning;
1686
1687 rc = mmc_of_parse(host->mmc);
1688 if (rc)
1689 goto err_parse_dt;
1690
1691 if (tegra_host->soc_data->nvquirks & NVQUIRK_ENABLE_DDR50)
1692 host->mmc->caps |= MMC_CAP_1_8V_DDR;
1693
1694 /* HW busy detection is supported, but R1B responses are required. */
1695 host->mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY | MMC_CAP_NEED_RSP_BUSY;
1696
1697 /* GPIO CD can be set as a wakeup source */
1698 host->mmc->caps |= MMC_CAP_CD_WAKE;
1699
1700 tegra_sdhci_parse_dt(host);
1701
1702 tegra_host->power_gpio = devm_gpiod_get_optional(&pdev->dev, "power",
1703 GPIOD_OUT_HIGH);
1704 if (IS_ERR(tegra_host->power_gpio)) {
1705 rc = PTR_ERR(tegra_host->power_gpio);
1706 goto err_power_req;
1707 }
1708
1709 /*
1710 * Tegra210 has a separate SDMMC_LEGACY_TM clock used for host
1711 * timeout clock and SW can choose TMCLK or SDCLK for hardware
1712 * data timeout through the bit USE_TMCLK_FOR_DATA_TIMEOUT of
1713 * the register SDHCI_TEGRA_VENDOR_SYS_SW_CTRL.
1714 *
1715 * USE_TMCLK_FOR_DATA_TIMEOUT bit default is set to 1 and SDMMC uses
1716 * 12Mhz TMCLK which is advertised in host capability register.
1717 * With TMCLK of 12Mhz provides maximum data timeout period that can
1718 * be achieved is 11s better than using SDCLK for data timeout.
1719 *
1720 * So, TMCLK is set to 12Mhz and kept enabled all the time on SoC's
1721 * supporting separate TMCLK.
1722 */
1723
1724 if (soc_data->nvquirks & NVQUIRK_HAS_TMCLK) {
1725 clk = devm_clk_get(&pdev->dev, "tmclk");
1726 if (IS_ERR(clk)) {
1727 rc = PTR_ERR(clk);
1728 if (rc == -EPROBE_DEFER)
1729 goto err_power_req;
1730
1731 dev_warn(&pdev->dev, "failed to get tmclk: %d\n", rc);
1732 clk = NULL;
1733 }
1734
1735 clk_set_rate(clk, 12000000);
1736 rc = clk_prepare_enable(clk);
1737 if (rc) {
1738 dev_err(&pdev->dev,
1739 "failed to enable tmclk: %d\n", rc);
1740 goto err_power_req;
1741 }
1742
1743 tegra_host->tmclk = clk;
1744 }
1745
1746 clk = devm_clk_get(mmc_dev(host->mmc), NULL);
1747 if (IS_ERR(clk)) {
1748 rc = dev_err_probe(&pdev->dev, PTR_ERR(clk),
1749 "failed to get clock\n");
1750 goto err_clk_get;
1751 }
1752 pltfm_host->clk = clk;
1753
1754 tegra_host->rst = devm_reset_control_get_exclusive(&pdev->dev,
1755 "sdhci");
1756 if (IS_ERR(tegra_host->rst)) {
1757 rc = PTR_ERR(tegra_host->rst);
1758 dev_err(&pdev->dev, "failed to get reset control: %d\n", rc);
1759 goto err_rst_get;
1760 }
1761
1762 rc = devm_tegra_core_dev_init_opp_table_common(&pdev->dev);
1763 if (rc)
1764 goto err_rst_get;
1765
1766 pm_runtime_enable(&pdev->dev);
1767 rc = pm_runtime_resume_and_get(&pdev->dev);
1768 if (rc)
1769 goto err_pm_get;
1770
1771 rc = reset_control_assert(tegra_host->rst);
1772 if (rc)
1773 goto err_rst_assert;
1774
1775 usleep_range(2000, 4000);
1776
1777 rc = reset_control_deassert(tegra_host->rst);
1778 if (rc)
1779 goto err_rst_assert;
1780
1781 usleep_range(2000, 4000);
1782
1783 rc = sdhci_tegra_add_host(host);
1784 if (rc)
1785 goto err_add_host;
1786
1787 /* Program MC streamID for DMA transfers */
1788 if (soc_data->nvquirks & NVQUIRK_PROGRAM_STREAMID) {
1789 fwspec = dev_iommu_fwspec_get(&pdev->dev);
1790 if (fwspec == NULL) {
1791 dev_warn(mmc_dev(host->mmc),
1792 "iommu fwspec is NULL, continue without stream ID\n");
1793 } else {
> 1794 tegra_host->streamid = fwspec->ids[0] & 0xffff;
1795 tegra_sdhci_writel(host, (tegra_host->streamid &
1796 SDHCI_TEGRA_STREAMID_MASK) |
1797 ((tegra_host->streamid <<
1798 SDHCI_TEGRA_WRITE_STREAMID_SHIFT)
1799 & SDHCI_TEGRA_STREAMID_MASK),
1800 SDHCI_TEGRA_CIF2AXI_CTRL_0);
1801 }
1802 }
1803
1804 return 0;
1805
1806 err_add_host:
1807 reset_control_assert(tegra_host->rst);
1808 err_rst_assert:
1809 pm_runtime_put_sync_suspend(&pdev->dev);
1810 err_pm_get:
1811 pm_runtime_disable(&pdev->dev);
1812 err_rst_get:
1813 err_clk_get:
1814 clk_disable_unprepare(tegra_host->tmclk);
1815 err_power_req:
1816 err_parse_dt:
1817 sdhci_pltfm_free(pdev);
1818 return rc;
1819 }
1820

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