diff mbox series

[v1,1/1] mmc: sdhci-of-dwcmshc: add ACPI match data for BlueField-3 SoC

Message ID 3a50873fdbf69f4a95b931a5d05cade04c1dacd0.1659099154.git.limings@nvidia.com (mailing list archive)
State New, archived
Headers show
Series [v1,1/1] mmc: sdhci-of-dwcmshc: add ACPI match data for BlueField-3 SoC | expand

Commit Message

Liming Sun July 29, 2022, 1:17 p.m. UTC 
Commit 08f3dff799d43 introduces the of_device_get_match_data()
checking for some chip but breaks the BlueField-3 firmware which
uses ACPI instead. This commit adds the ACPI match data and
quirks/quirks2 to re-enable the support of BlueField-3 SoC.

Reviewed-by: David Woods <davwoods@nvidia.com>
Signed-off-by: Liming Sun <limings@nvidia.com>
---
 drivers/mmc/host/sdhci-of-dwcmshc.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

Comments

kernel test robot July 30, 2022, 8:04 a.m. UTC | #1 
Hi Liming,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on linus/master]
[also build test WARNING on ulf-hansson-mmc-mirror/next v5.19-rc8]
[cannot apply to next-20220728]
[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/Liming-Sun/mmc-sdhci-of-dwcmshc-add-ACPI-match-data-for-BlueField-3-SoC/20220729-211808
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 6e2c0490769ef8a95b61304389116ccc85c53e12
config: riscv-buildonly-randconfig-r002-20220729 (https://download.01.org/0day-ci/archive/20220730/202207301544.6K8iGuvp-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 52cd00cabf479aa7eb6dbb063b7ba41ea57bce9e)
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
        # install riscv cross compiling tool for clang build
        # apt-get install binutils-riscv64-linux-gnu
        # https://github.com/intel-lab-lkp/linux/commit/0826c5e41791f253a28b7284805be00108b1f841
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Liming-Sun/mmc-sdhci-of-dwcmshc-add-ACPI-match-data-for-BlueField-3-SoC/20220729-211808
        git checkout 0826c5e41791f253a28b7284805be00108b1f841
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/mmc/host/

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

All warnings (new ones prefixed by >>):

>> drivers/mmc/host/sdhci-of-dwcmshc.c:282:38: warning: unused variable 'sdhci_dwcmshc_bf3_pdata' [-Wunused-const-variable]
   static const struct sdhci_pltfm_data sdhci_dwcmshc_bf3_pdata = {
                                        ^
   1 warning generated.


vim +/sdhci_dwcmshc_bf3_pdata +282 drivers/mmc/host/sdhci-of-dwcmshc.c

   281	
 > 282	static const struct sdhci_pltfm_data sdhci_dwcmshc_bf3_pdata = {
   283		.ops = &sdhci_dwcmshc_ops,
   284		.quirks = SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN,
   285		.quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN |
   286			   SDHCI_QUIRK2_ACMD23_BROKEN,
   287	};
   288
diff mbox series

Patch

diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c
index bac874ab0b33..173a9167a2f8 100644
--- a/drivers/mmc/host/sdhci-of-dwcmshc.c
+++ b/drivers/mmc/host/sdhci-of-dwcmshc.c
@@ -279,6 +279,13 @@  static const struct sdhci_pltfm_data sdhci_dwcmshc_pdata = {
 	.quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
 };
 
+static const struct sdhci_pltfm_data sdhci_dwcmshc_bf3_pdata = {
+	.ops = &sdhci_dwcmshc_ops,
+	.quirks = SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN,
+	.quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN |
+		   SDHCI_QUIRK2_ACMD23_BROKEN,
+};
+
 static const struct sdhci_pltfm_data sdhci_dwcmshc_rk3568_pdata = {
 	.ops = &sdhci_dwcmshc_rk3568_ops,
 	.quirks = SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN |
@@ -336,7 +343,10 @@  MODULE_DEVICE_TABLE(of, sdhci_dwcmshc_dt_ids);
 
 #ifdef CONFIG_ACPI
 static const struct acpi_device_id sdhci_dwcmshc_acpi_ids[] = {
-	{ .id = "MLNXBF30" },
+	{
+		.id = "MLNXBF30",
+		.driver_data = (kernel_ulong_t)&sdhci_dwcmshc_bf3_pdata,
+	},
 	{}
 };
 #endif
@@ -352,7 +362,7 @@  static int dwcmshc_probe(struct platform_device *pdev)
 	int err;
 	u32 extra;
 
-	pltfm_data = of_device_get_match_data(&pdev->dev);
+	pltfm_data = device_get_match_data(&pdev->dev);
 	if (!pltfm_data) {
 		dev_err(&pdev->dev, "Error: No device match data found\n");
 		return -ENODEV;