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MMC core:

Browse source 
- Continue to re-factor code to prepare for eMMC CMDQ and blkmq support
  - Introduce queue semantics to prepare for eMMC CMDQ and blkmq support
  - Add helper functions to manage temporary enable/disable of eMMC CMDQ
  - Improve wait-busy detection for SDIO
 
 MMC host:
  - cavium: Add driver to support Cavium controllers
  - cavium: Extend Cavium driver to support Octeon SOCs and ThunderX SOCs
  - bcm2835: Add new driver for Broadcom BCM2835 controller
  - sdhci-xenon: Add driver to support Marvell Xenon SDHCI controller
  - sdhci-tegra: Add support for the Tegra186 variant
  - sdhci-of-esdhc: Support for UHS-I SD cards
  - sdhci-of-esdhc: Support for eMMC HS200 cards
  - sdhci-cadence: Add eMMC HS400 enhanced strobe support
  - sdhci-esdhc-imx: Reset tuning circuit when needed
  - sdhci-pci: Modernize and clean-up some PM related code
  - sdhci-pci: Avoid re-tuning at runtime PM for some Intel devices
  - sdhci-pci|acpi: Use aggressive PM for some Intel BYT controllers
  - sdhci: Re-factoring and modernizations
  - sdhci: Optimize delay loops
  - sdhci: Improve register dump print format
  - sdhci: Add support for the Command Queue Engine
  - meson-gx: Various improvements and clean-ups
  - meson-gx: Add support for CMD23
  - meson-gx: Basic tuning support to avoid CRC errors
  - s3cmci: Enable probing via DT
  - mediatek: Improve tuning support for eMMC HS200 and HS400 mode
  - tmio: Improve DMA support
  - tmio: Use correct response for CMD12
  - dw_mmc: Minor improvements and clean-ups
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Merge tag 'mmc-v4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Pull MMC updates from Ulf Hansson:
 "MMC core:
   - Continue to re-factor code to prepare for eMMC CMDQ and blkmq support
   - Introduce queue semantics to prepare for eMMC CMDQ and blkmq support
   - Add helper functions to manage temporary enable/disable of eMMC CMDQ
   - Improve wait-busy detection for SDIO

  MMC host:
   - cavium: Add driver to support Cavium controllers
   - cavium: Extend Cavium driver to support Octeon and ThunderX SOCs
   - bcm2835: Add new driver for Broadcom BCM2835 controller
   - sdhci-xenon: Add driver to support Marvell Xenon SDHCI controller
   - sdhci-tegra: Add support for the Tegra186 variant
   - sdhci-of-esdhc: Support for UHS-I SD cards
   - sdhci-of-esdhc: Support for eMMC HS200 cards
   - sdhci-cadence: Add eMMC HS400 enhanced strobe support
   - sdhci-esdhc-imx: Reset tuning circuit when needed
   - sdhci-pci: Modernize and clean-up some PM related code
   - sdhci-pci: Avoid re-tuning at runtime PM for some Intel devices
   - sdhci-pci|acpi: Use aggressive PM for some Intel BYT controllers
   - sdhci: Re-factoring and modernizations
   - sdhci: Optimize delay loops
   - sdhci: Improve register dump print format
   - sdhci: Add support for the Command Queue Engine
   - meson-gx: Various improvements and clean-ups
   - meson-gx: Add support for CMD23
   - meson-gx: Basic tuning support to avoid CRC errors
   - s3cmci: Enable probing via DT
   - mediatek: Improve tuning support for eMMC HS200 and HS400 mode
   - tmio: Improve DMA support
   - tmio: Use correct response for CMD12
   - dw_mmc: Minor improvements and clean-ups"

* tag 'mmc-v4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc: (148 commits)
  mmc: sdhci-of-esdhc: limit SD clock for ls1012a/ls1046a
  mmc: sdhci-of-esdhc: poll ESDHC_CLOCK_STABLE bit with udelay
  mmc: sdhci-xenon: Fix default value of LOGIC_TIMING_ADJUST for eMMC5.0 PHY
  mmc: sdhci-xenon: Fix the work flow in xenon_remove().
  MIPS: Octeon: cavium_octeon_defconfig: Enable Octeon MMC
  mmc: sdhci-xenon: Remove redundant dev_err call in get_dt_pad_ctrl_data()
  mmc: cavium: Use module_pci_driver to simplify the code
  mmc: cavium: Add MMC support for Octeon SOCs.
  mmc: cavium: Fix detection of block or byte addressing.
  mmc: core: Export API to allow hosts to get the card address
  mmc: sdio: Fix sdio wait busy implement limitation
  mmc: sdhci-esdhc-imx: reset tuning circuit when power on mmc card
  clk: apn806: fix spelling mistake: "mising" -> "missing"
  mmc: sdhci-of-esdhc: add delay between tuning cycles
  mmc: sdhci: Control the delay between tuning commands
  mmc: sdhci-of-esdhc: add tuning support
  mmc: sdhci-of-esdhc: add support for signal voltage switch
  mmc: sdhci-of-esdhc: add peripheral clock support
  mmc: sdhci-pci: Allow for 3 bytes from Intel DSM
  mmc: cavium: Fix a shift wrapping bug
  ...
This commit is contained in:
Linus Torvalds 2017-05-02 17:34:32 -07:00
commit be580e7522
79 changed files with 7991 additions and 1662 deletions
Download patch file Download diff file Expand all files Collapse all files

10
include/linux/mmc/card.h
View file

@ -89,6 +89,7 @@ struct mmc_ext_csd {
unsigned int boot_ro_lock; /* ro lock support */
bool boot_ro_lockable;
bool ffu_capable; /* Firmware upgrade support */
bool cmdq_en; /* Command Queue enabled */
bool cmdq_support; /* Command Queue supported */
unsigned int cmdq_depth; /* Command Queue depth */
#define MMC_FIRMWARE_LEN 8
@ -208,6 +209,7 @@ struct sdio_cis {
struct mmc_host;
struct sdio_func;
struct sdio_func_tuple;
struct mmc_queue_req;
#define SDIO_MAX_FUNCS 7
@ -267,6 +269,8 @@ struct mmc_card {
#define MMC_QUIRK_TRIM_BROKEN (1<<12) /* Skip trim */
#define MMC_QUIRK_BROKEN_HPI (1<<13) /* Disable broken HPI support */
bool reenable_cmdq; /* Re-enable Command Queue */
unsigned int erase_size; /* erase size in sectors */
unsigned int erase_shift; /* if erase unit is power 2 */
unsigned int pref_erase; /* in sectors */
@ -300,6 +304,10 @@ struct mmc_card {
struct dentry *debugfs_root;
struct mmc_part part[MMC_NUM_PHY_PARTITION]; /* physical partitions */
unsigned int nr_parts;
struct mmc_queue_req *mqrq; /* Shared queue structure */
unsigned int bouncesz; /* Bounce buffer size */
int qdepth; /* Shared queue depth */
};
static inline bool mmc_large_sector(struct mmc_card *card)
@ -307,6 +315,8 @@ static inline bool mmc_large_sector(struct mmc_card *card)
return card->ext_csd.data_sector_size == 4096;
}
bool mmc_card_is_blockaddr(struct mmc_card *card);
#define mmc_card_mmc(c) ((c)->type == MMC_TYPE_MMC)
#define mmc_card_sd(c) ((c)->type == MMC_TYPE_SD)
#define mmc_card_sdio(c) ((c)->type == MMC_TYPE_SDIO)

6
include/linux/mmc/host.h
View file

@ -17,6 +17,7 @@
#include <linux/mmc/core.h>
#include <linux/mmc/card.h>
#include <linux/mmc/pm.h>
#include <linux/dma-direction.h>
struct mmc_ios {
unsigned int clock; /* clock rate */
@ -499,6 +500,11 @@ static inline bool mmc_can_retune(struct mmc_host *host)
return host->can_retune == 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;
}
int mmc_send_tuning(struct mmc_host *host, u32 opcode, int *cmd_error);
int mmc_abort_tuning(struct mmc_host *host, u32 opcode);