Merge tag 'mmc-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Pull MMC updates from Ulf Hansson:
 "MMC core:
   - Export SDIO revision and info strings to userspace
   - Add support for specifying mmc/mmcblk index via mmc aliases in DT

 MMC host:
   - Enable support for async probe for all mmc host drivers
   - Enable compile testing of multiple host drivers
   - dw_mmc: Enable the Synopsys DesignWare driver for RISCV and CSKY
   - mtk-sd: Fixup support for CQHCI
   - owl-mmc: Add support for the actions,s700-mmc variant
   - renesas_sdhi: Fix regression (temporary) for re-insertion of SD cards
   - renesas_sdhi: Add support for the r8a774e1 variant
   - renesas_sdhi/tmio: Improvements for tunings
   - renesas_sdhi/tmio: Rework support for reset of controller
   - sdhci-acpi: Fix HS400 tuning for devices with invalid presets on AMDI0040
   - sdhci_am654: Improve support for tunings
   - sdhci_am654: Add support for input tap delays
   - sdhci_am654: Add workaround for card detect debounce timer
   - sdhci-am654: Add support for the TI's J7200 variants
   - sdhci-esdhc-imx: Fix support for manual tuning
   - sdhci-iproc: Enable support for eMMC DDR 3.3V for bcm2711
   - sdhci-msm: Fix stability issues with HS400 for sc7180
   - sdhci-of-sparx5: Add Sparx5 SoC eMMC driver
   - sdhci-of-esdhc: Fixup reference clock source selection
   - sdhci-pci: Add LTR support for some Intel BYT controllers
   - sdhci-pci-gli: Add CQHCI Support for GL9763E"

* tag 'mmc-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (91 commits)
  mmc: sdhci_am654: Fix module autoload
  mmc: renesas_sdhi: workaround a regression when reinserting SD cards
  mmc: sdhci-pci-gli: Add CQHCI Support for GL9763E
  mmc: sdhci-acpi: AMDI0040: Set SDHCI_QUIRK2_PRESET_VALUE_BROKEN
  mmc: sdhci_am654: Enable tuning for SDR50
  mmc: sdhci_am654: Add support for software tuning
  mmc: sdhci_am654: Add support for input tap delay
  mmc: sdhci_am654: Fix hard coded otap delay array size
  dt-bindings: mmc: sdhci-am654: Add documentation for input tap delay
  dt-bindings: mmc: sdhci-am654: Convert sdhci-am654 controller documentation to json schema
  mmc: sdhci-of-esdhc: fix reference clock source selection
  mmc: host: fix depends for MMC_MESON_GX w/ COMPILE_TEST
  mmc: sdhci-s3c: hide forward declaration of of_device_id behind CONFIG_OF
  mmc: sdhci: fix indentation mistakes
  mmc: moxart: remove unneeded check for drvdata
  mmc: renesas_sdhi: drop local flag for tuning
  mmc: rtsx_usb_sdmmc: simplify the return expression of sd_change_phase()
  mmc: core: document mmc_hw_reset()
  mmc: mediatek: Drop pointer to mmc_host from msdc_host
  dt-bindings: mmc: owl: add compatible string actions,s700-mmc
  ...

3 files changed, 12 insertions, 1 deletions

diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index 7d46411ffaa2..42df06c6b19c 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -297,6 +297,8 @@ struct mmc_card {
 	struct sdio_cis		cis;		/* common tuple info */
 	struct sdio_func	*sdio_func[SDIO_MAX_FUNCS]; /* SDIO functions (devices) */
 	struct sdio_func	*sdio_single_irq; /* SDIO function when only one IRQ active */
+	u8			major_rev;	/* major revision number */
+	u8			minor_rev;	/* minor revision number */
 	unsigned		num_info;	/* number of info strings */
 	const char		**info;		/* info strings */
 	struct sdio_func_tuple	*tuples;	/* unknown common tuples */
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index c5b6e97cb21a..c079b932330f 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -163,6 +163,7 @@ struct mmc_host_ops {
 	int	(*select_drive_strength)(struct mmc_card *card,
 					 unsigned int max_dtr, int host_drv,
 					 int card_drv, int *drv_type);
+	/* Reset the eMMC card via RST_n */
 	void	(*hw_reset)(struct mmc_host *host);
 	void	(*card_event)(struct mmc_host *host);
 
@@ -346,7 +347,7 @@ struct mmc_host {
 #define MMC_CAP_CD_WAKE		(1 << 28)	/* Enable card detect wake */
 #define MMC_CAP_CMD_DURING_TFR	(1 << 29)	/* Commands during data transfer */
 #define MMC_CAP_CMD23		(1 << 30)	/* CMD23 supported. */
-#define MMC_CAP_HW_RESET	(1 << 31)	/* Hardware reset */
+#define MMC_CAP_HW_RESET	(1 << 31)	/* Reset the eMMC card via RST_n */
 
 	u32			caps2;		/* More host capabilities */
 
@@ -399,6 +400,7 @@ struct mmc_host {
 	unsigned int		use_spi_crc:1;
 	unsigned int		claimed:1;	/* host exclusively claimed */
 	unsigned int		bus_dead:1;	/* bus has been released */
+	unsigned int		doing_init_tune:1; /* initial tuning in progress */
 	unsigned int		can_retune:1;	/* re-tuning can be used */
 	unsigned int		doing_retune:1;	/* re-tuning in progress */
 	unsigned int		retune_now:1;	/* do re-tuning at next req */
@@ -594,6 +596,11 @@ static inline bool mmc_doing_retune(struct mmc_host *host)
 	return host->doing_retune == 1;
 }
 
+static inline bool mmc_doing_tune(struct mmc_host *host)
+{
+	return host->doing_retune == 1 || host->doing_init_tune == 1;
+}
+
 static inline enum dma_data_direction mmc_get_dma_dir(struct mmc_data *data)
 {
 	return data->flags & MMC_DATA_WRITE ? DMA_TO_DEVICE : DMA_FROM_DEVICE;
diff --git a/include/linux/mmc/sdio_func.h b/include/linux/mmc/sdio_func.h
index fa2aaab5e57a..478855b8e406 100644
--- a/include/linux/mmc/sdio_func.h
+++ b/include/linux/mmc/sdio_func.h
@@ -51,6 +51,8 @@ struct sdio_func {
 
 	u8			*tmpbuf;	/* DMA:able scratch buffer */
 
+	u8			major_rev;	/* major revision number */
+	u8			minor_rev;	/* minor revision number */
 	unsigned		num_info;	/* number of info strings */
 	const char		**info;		/* info strings */