Re: [PATCH V8 00/23] Add support UHS-II for GL9755

From: Victor Shih
Date: Thu Jun 29 2023 - 06:25:12 EST

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Hi, Ulf and Adrian

Excuse me, may I know the patch's status?

If you already have a closer look at a paragraph in the series,
could you let me know your comments first, let me check it first.

I look forward to your reply.

Thanks, Victor Shih

On Wed, Jun 21, 2023 at 6:01 PM Victor Shih <victorshihgli@xxxxxxxxx> wrote:
>
> From: Victor Shih <victor.shih@xxxxxxxxxxxxxxxxxxx>
>
> Summary
> =======
> These patches[1] support UHS-II and fix GL9755 UHS-II compatibility.
>
> About UHS-II, roughly deal with the following three parts:
> 1) A UHS-II detection and initialization:
> - Host setup to support UHS-II (Section 3.13.1 Host Controller Setup
> Sequence[2]).
> - Detect a UHS-II I/F (Section 3.13.2 Card Interface Detection Sequence
> [2]).
> - In step(9) of Section 3.13.2 in [2], UHS-II initialization is include
> Section 3.13.3 UHS-II Card Initialization and Section 3.13.4 UHS-II
> Setting Register Setup Sequence.
>
> 2) Send Legacy SD command through SD-TRAN
> - Encapsulated SD packets are defined in SD-TRAN in order to ensure Legacy
> SD compatibility and preserve Legacy SD infrastructures (Section 7.1.1
> Packet Types and Format Overview[3]).
> - Host issue a UHS-II CCMD packet or a UHS-II DCMD (Section 3.13.5 UHS-II
> CCMD Packet issuing and Section 3.13.6 UHS-II DCMD Packet issuing[2]).
>
> 3) UHS-II Interrupt
> - Except for UHS-II error interrupts, most interrupts share the original
> interrupt registers.
>
> Patch structure
> ===============
> patch#1-#6: for core
> patch#7-#22: for sdhci
> patch#23: for GL9755
>
> Changes in v8 (June. 21, 2023)
> * rebased to the linux-kernel-v6.4.0-rc6 in Ulf Hansson next branch.
> * fix most of checkpatch warnings/errors.
> * according to the comments provided by Adrian Hunter to modify the
> patches base on the [V7 00/23] Add support UHS-II for GL9755.
> * Patch#6: Add MMC_UHS2_SUPPORT to be cleared in sd_uhs2_detect().
> Modify return value in sd_uhs2_attach().
> * Patch#7: Use tabs instead of spaces.
> * Patch#8: Modify MODULE_LICENSE from "GPL v2" to "GPL".
> * Patch#10: Adjust the position of matching brackets.
> * Patch#11: Adjust the position of matching brackets.
> Add the initial value of the pwr in sdhci_uhs2_set_power().
> * Patch#13: Initialization be combined with declaration and realigned
> in sdhci_calc_timeout_uhs2().
> Forward declare struct mmc_command in sdhci_uhs2.h.
> * Patch#14: Add the judgment formula for MMC_TIMING_SPEED_A_HD,
> MMC_TIMING_SPEED_B and MMC_TIMING_SPEED_B_HD in
> __sdhci_uhs2_set_ios().
> Add the switch case for MMC_TIMING_SPEED_A_HD,
> MMC_TIMING_SPEED_B and MMC_TIMING_SPEED_B_HD in
> sdhci_get_preset_value().
> mmc_opt_regulator_set_ocr() to instead of
> mmc_regulator_set_ocr() in sdhci_uhs2_set_ios().
> * Patch#15: usleep_range() to instead of udelay() in
> sdhci_uhs2_interface_detect().
> read_poll_timeout() to instead of read_poll_timeout_atomic()
> in sdhci_uhs2_interface_detect().
> Modify return value in sdhci_uhs2_do_detect_init().
> * Patch#16: Remove unnecessary include file.
> read_poll_timeout() to instead of read_poll_timeout_atomic()
> in sdhci_uhs2_enable_clk().
> Put the comment on the end and put the lines in descending
> line length in sdhci_uhs2_enable_clk().
> Modify return value in sdhci_uhs2_enable_clk().
> * Patch#17: Reorder the definitions and lose the parentheses in
> sdhci_uhs2_set_config().
> read_poll_timeout() to instead of read_poll_timeout_atomic()
> in sdhci_uhs2_check_dormant().
> * Patch#18: Adjust the position of matching brackets in
> sdhci_uhs2_send_command_retry().
> Modify CameCase definition in __sdhci_uhs2_finish_command().
> Modify error message in __sdhci_uhs2_finish_command().
> sdhci_uhs2_send_command_retry() to instead of
> sdhci_uhs2_send_command() in sdhci_uhs2_request().
> Use sdhci_uhs2_mode() to simplify code in
> sdhci_uhs2_request_atomic().
> Add forward declaration for sdhci_send_command().
> * Patch#19: Forward declare struct mmc_request in sdhci_uhs2.h.
> Remove forward declaration of sdhci_send_command().
> Use mmc_dev() to simplify code in sdhci_request_done_dma().
> * Patch#20: Change return type to void for __sdhci_uhs2_add_host_v4().
> Remove unused variables in __sdhci_uhs2_add_host_v4().
> * Patch#22: Add config select MMC_SDHCI_UHS2 in Kconfig.
> * Patch#23: Use sdhci_get_vdd_value() to simplify code in
> gl9755_set_power().
> Use read_poll_timeout_atomic() to simplify code in
> sdhci_wait_clock_stable().
> Use read_poll_timeout_atomic() to simplify code in
> sdhci_gl9755_reset().
>
> Reference
> =========
> [1] https://gitlab.com/VictorShih/linux-uhs2.git
> [2] SD Host Controller Simplified Specification 4.20
> [3] UHS-II Simplified Addendum 1.02
> [4] https://patchwork.kernel.org/project/linux-mmc/cover/20230331105546.13607-1-victor.shih@xxxxxxxxxxxxxxxxxxx/
>
> ----------------- original cover letter from v7 -----------------
> Summary
> =======
> These patches[1] support UHS-II and fix GL9755 UHS-II compatibility.
>
> About UHS-II, roughly deal with the following three parts:
> 1) A UHS-II detection and initialization:
> - Host setup to support UHS-II (Section 3.13.1 Host Controller Setup Sequence
> [2]).
> - Detect a UHS-II I/F (Section 3.13.2 Card Interface Detection Sequence[2]).
> - In step(9) of Section 3.13.2 in [2], UHS-II initialization is include Section
> 3.13.3 UHS-II Card Initialization and Section 3.13.4 UHS-II Setting Register
> Setup Sequence.
>
> 2) Send Legacy SD command through SD-TRAN
> - Encapsulated SD packets are defined in SD-TRAN in order to ensure Legacy SD
> compatibility and preserve Legacy SD infrastructures (Section 7.1.1 Packet
> Types and Format Overview[3]).
> - Host issue a UHS-II CCMD packet or a UHS-II DCMD (Section 3.13.5 UHS-II
> CCMD Packet issuing and Section 3.13.6 UHS-II DCMD Packet issuing[2]).
>
> 3) UHS-II Interrupt
> - Except for UHS-II error interrupts, most interrupts share the original
> interrupt registers.
>
> Patch structure
> ===============
> patch#1-#6: for core
> patch#7-#22: for sdhci
> patch#23: for GL9755
>
> Changes in v7 (Mar. 31, 2023)
> * rebased to the linux-kernel-v6.3.0-rc3 in Ulf Hansson next branch.
> * according to the guidance and overall architecture provided
> by Ulf Hansson, Ben Chuang and Jason Lai to implement the
> UHS-2 Core function based on the patches of the [V4,0/6]
> Preparations to support SD UHS-II cards[5].
> * according to the guidance and comments provided by
> Adrian Hunter, Ben Chuang and AKASHI Takahiro to implement
> the UHS-2 Host function based on the patches of the
> [RFC,v3.1,00/27] Add support UHS-II for GL9755[4].
> * implement the necessary function to let the UHS-2 Core/Host
> work properly.
> * fix most of checkpatch warnings/errors.
> * according to the guidance and comments provided by
> Adrian Hunter, Ben Chuang to implement the UHS-2
> Host function based on the patches of the
> [V5,00/26] Add support UHS-II for GL9755[6].
> * according to the guidance and comments provided by
> Ulf Hanssion, Adrian Hunter, Ben Chuang to implement the UHS-2
> Host function based on the patches of the
> [V6,00/24] Add support UHS-II for GL9755[7].
> * The uhs2_post_attach_sd() function is no longer needed so drop
> the V6 version of the Patch#22.
> * Modifies the usage of the flags used by the sdhci host for
> MMC_UHS2_INITIALIZED.
> * Patch#1: Drop unnecessary bracket.
> * Patch#2: Drop sd_uhs2_set_ios function.
> Used ->uhs2_control() callback for uhs2_set_ios
> in sd_uhs2_power_up().
> Used ->uhs2_control() callback for uhs2_set_ios
> in sd_uhs2_power_off().
> Drop MMC_TIMING_SD_UHS2 in favor of MMC_TIMING_UHS2_SPEED_A.
> Modify sd_uhs2_legacy_init to avoid the
> sd_uhs2_reinit cycle issue.
> * Patch#5: Drop unnecessary definitions.
> * Patch#6: Drop unnecessary function.
> Drop uhs2_state in favor of ios->timing.
> * Patch#7: Reorder values and positions of definitions.
> * Patch#9: Used sdhci_uhs2_mode function to simplify.
> * Patch#11: Drop pwr variable in sdhci_uhs2_set_power function.
> * Patch#14: Modify some descriptions.
> Drop unnecessary function.
> * Patch#15: Drop using uhs2_reset ops and use sdhci_uhs2_reset function
> in the sdhci_do_detect_init function.
> * Patch#17: Drop unnecessary function.
> * Patch#18: Drop unnecessary whitespace changes.
> Cancel the export state of some functions.
> * Patch#19: Drop unnecessary function.
> Used sdhci_uhs2_mode function to simplify.
> Modify some descriptions.
> Cancel the export state of some functions.
> * Patch#20: Drop using __sdhci_uhs2_host function and use
> __sdhci_add_host function in sdhci_uhs2_add_host function.
> Cancel the export state of some functions.
> * Patch#23: Drop using uhs2_post_attach_sd function.
>
> Reference
> =========
> [1] https://gitlab.com/ben.chuang/linux-uhs2-gl9755.git
> [2] SD Host Controller Simplified Specification 4.20
> [3] UHS-II Simplified Addendum 1.02
> [4] https://patchwork.kernel.org/project/linux-mmc/cover/20201106022726.19831-1-takahiro.akashi@xxxxxxxxxx/
> [5] https://patchwork.kernel.org/project/linux-mmc/cover/20220418115833.10738-1-jasonlai.genesyslogic@xxxxxxxxx/
> [6] https://patchwork.kernel.org/project/linux-mmc/cover/20221019110647.11076-1-victor.shih@xxxxxxxxxxxxxxxxxxx/
> [7] https://patchwork.kernel.org/project/linux-mmc/cover/20221213090047.3805-1-victor.shih@xxxxxxxxxxxxxxxxxxx/
>
> ----------------- original cover letter from v6 -----------------
> Summary
> =======
> These patches[1] support UHS-II and fix GL9755 UHS-II compatibility.
>
> About UHS-II, roughly deal with the following three parts:
> 1) A UHS-II detection and initialization:
> - Host setup to support UHS-II (Section 3.13.1 Host Controller Setup Sequence
> [2]).
> - Detect a UHS-II I/F (Section 3.13.2 Card Interface Detection Sequence[2]).
> - In step(9) of Section 3.13.2 in [2], UHS-II initialization is include Section
> 3.13.3 UHS-II Card Initialization and Section 3.13.4 UHS-II Setting Register
> Setup Sequence.
>
> 2) Send Legacy SD command through SD-TRAN
> - Encapsulated SD packets are defined in SD-TRAN in order to ensure Legacy SD
> compatibility and preserve Legacy SD infrastructures (Section 7.1.1 Packet
> Types and Format Overview[3]).
> - Host issue a UHS-II CCMD packet or a UHS-II DCMD (Section 3.13.5 UHS-II
> CCMD Packet issuing and Section 3.13.6 UHS-II DCMD Packet issuing[2]).
>
> 3) UHS-II Interrupt
> - Except for UHS-II error interrupts, most interrupts share the original
> interrupt registers.
>
> Patch structure
> ===============
> patch#1-#6: for core
> patch#7-#23: for sdhci
> patch#24: for GL9755
>
> Changes in v6 (Dec. 12, 2022)
> * rebased to the linux-kernel-v6.1.0-rc8 in Ulf Hansson next branch.
> * according to the guidance and overall architecture provided
> by Ulf Hansson, Ben Chuang and Jason Lai to implement the
> UHS-2 Core function based on the patches of the [V4,0/6]
> Preparations to support SD UHS-II cards[5].
> * according to the guidance and comments provided by
> Adrian Hunter, Ben Chuang and AKASHI Takahiro to implement
> the UHS-2 Host function based on the patches of the
> [RFC,v3.1,00/27] Add support UHS-II for GL9755[4].
> * implement the necessary function to let the UHS-2 Core/Host
> work properly.
> * fix most of checkpatch warnings/errors.
> * according to the guidance and comments provided by
> Adrian Hunter, Ben Chuang to implement the UHS-2
> Host function based on the patches of the
> [V5,00/26] Add support UHS-II for GL9755[6].
> * The uhs2_post_attach_sd() has implemented in Patch#6 and
> Patch#17 so drop the V5 version of the Patch#23.
> * Modifies the usage of the flags used by the sdhci host for
> MMC_UHS2_INITIALIZED.
> * Patch#5: Drop unused definitions and functions.
> * Patch#7: Rename definitions.
> Use BIT() GENMASK() in some cases.
> * Patch#8: Merge V5 version of Patch[7] and Patch[9] into
> V6 version of Patch[8].
> * Patch#9: Drop unnecessary function.
> Rename used definitions.
> * Patch#10: Drop unnecessary function and simplify some code.
> * Patch#11: Drop unnecessary function.
> Add new mmc_opt_regulator_set_ocr function.
> * Patch#13: Drop unnecessary function.
> Use GENMASK() and FIELD_PREP() in some cases.
> * Patch#14: Drop unnecessary function.
> Modify return value in some function.
> Use GENMASK() and FIELD_PREP() in some cases.
> * Patch#15: Drop unnecessary function.
> Rename used definitions.
> Use GENMASK() and FIELD_GET() in some cases.
> Wrap at 100 columns in some functions.
> * Patch#16: Drop unnecessary function.
> * Patch#17: Drop unnecessary function.
> Drop the unnecessary parameter when call the DBG()
> function.
> Rename used definitions.
> Cancel the export state of some functions.
> Use GENMASK() and FIELD_PREP() in some cases.
> * Patch#18: Drop unnecessary function.
> Add uhs2_dev_cmd function to simplify some functions.
> Rename used definitions.
> Cancel the export state of some functions.
> Use GENMASK() and FIELD_PREP() in some cases.
> * Patch#19: Drop unnecessary function.
> Add sdhci_uhs2_mode() in some functions.
> Rename used definitions.
> Cancel the export state of some functions.
> * Patch#20: Add new complete_work_fn/thread_irq_fn variables in
> struct sdhci_host.
> Use complete_work_fn/thread_irq_fn variables in
> sdhci_alloc_host()/sdhci_uhs2_add_host().
> Rename used definitions.
> * Patch[24]: Rename used definitions.
>
> Reference
> =========
> [1] https://gitlab.com/ben.chuang/linux-uhs2-gl9755.git
> [2] SD Host Controller Simplified Specification 4.20
> [3] UHS-II Simplified Addendum 1.02
> [4] https://patchwork.kernel.org/project/linux-mmc/cover/20201106022726.19831-1-takahiro.akashi@xxxxxxxxxx/
> [5] https://patchwork.kernel.org/project/linux-mmc/cover/20220418115833.10738-1-jasonlai.genesyslogic@xxxxxxxxx/
> [6] https://patchwork.kernel.org/project/linux-mmc/cover/20221019110647.11076-1-victor.shih@xxxxxxxxxxxxxxxxxxx/
>
> ----------------- original cover letter from v5 -----------------
> Summary
> =======
> These patches[1] support UHS-II and fix GL9755 UHS-II compatibility.
>
> About UHS-II, roughly deal with the following three parts:
> 1) A UHS-II detection and initialization:
> - Host setup to support UHS-II (Section 3.13.1 Host Controller Setup Sequence
> [2]).
> - Detect a UHS-II I/F (Section 3.13.2 Card Interface Detection Sequence[2]).
> - In step(9) of Section 3.13.2 in [2], UHS-II initialization is include Section
> 3.13.3 UHS-II Card Initialization and Section 3.13.4 UHS-II Setting Register
> Setup Sequence.
>
> 2) Send Legacy SD command through SD-TRAN
> - Encapsulated SD packets are defined in SD-TRAN in order to ensure Legacy SD
> compatibility and preserve Legacy SD infrastructures (Section 7.1.1 Packet
> Types and Format Overview[3]).
> - Host issue a UHS-II CCMD packet or a UHS-II DCMD (Section 3.13.5 UHS-II
> CCMD Packet issuing and Section 3.13.6 UHS-II DCMD Packet issuing[2]).
>
> 3) UHS-II Interrupt
> - Except for UHS-II error interrupts, most interrupts share the original
> interrupt registers.
>
> Patch structure
> ===============
> patch#1-#6: for core
> patch#7-#25: for sdhci
> patch#26: for GL9755
>
> Changes in v5 (Oct. 19, 2022)
> * rebased to the linux-kernel-v6.1-rc1 in Ulf Hansson next branch.
> * according to the guidance and overall architecture provided
> by Ulf Hansson, Ben Chuang and Jason Lai to implement the
> UHS-2 Core function based on the patches of the [V4,0/6]
> Preparations to support SD UHS-II cards[5].
> * according to the guidance and comments provided by
> Adrian Hunter, Ben Chuang and AKASHI Takahiro to implement
> the UHS-2 Host function based on the patches of the
> [RFC,v3.1,00/27] Add support UHS-II for GL9755[4].
> * implement the necessary function to let the UHS-2 Core/Host
> work properly.
> * fix most of checkpatch warnings/errors
>
> Reference
> =========
> [1] https://gitlab.com/ben.chuang/linux-uhs2-gl9755.git
> [2] SD Host Controller Simplified Specification 4.20
> [3] UHS-II Simplified Addendum 1.02
> [4] https://patchwork.kernel.org/project/linux-mmc/cover/20201106022726.19831-1-takahiro.akashi@xxxxxxxxxx/
> [5] https://patchwork.kernel.org/project/linux-mmc/cover/20220418115833.10738-1-jasonlai.genesyslogic@xxxxxxxxx/
>
> ----------------- original cover letter from v3.1 -----------------
> This is an interim snapshot of our next version, v4, for enabling
> UHS-II on MMC/SD.
>
> It is focused on 'sdhci' side to address Adrian's comments regarding
> "modularising" sdhci-uhs2.c.
> The whole aim of this version is to get early feedback from Adrian (and
> others) on this issue. Without any consensus about the code structure,
> it would make little sense to go further ahead on sdhci side.
> (Actually, Adrian has made no comments other than "modularising" so far.)
>
> I heavily reworked/refactored sdhci-uhs2.c and re-organised the patch
> set to meet what I believe Adrian expects; no UHS-II related code in
> Legacy (UHS-I) code or sdhci.c.
>
> Nevertheless, almost of all changes I made are trivial and straightforward
> in this direction, and I believe that there is no logic changed since v3
> except sdhci_uhs2_irq(), as ops->irq hook, where we must deal with UHS-II
> command sequences in addition to UHS-II errors. So I added extra handlings.
>
> I admit that there is plenty of room for improvements (for example,
> handling host->flags), but again the focal point here is how sdhci-uhs2.c
> should be built as a module.
>
> Please review this series (particularly Patch#8-#26 and #27) from this
> viewpoint in the first place.
> (Ben is working on 'host' side but there is no change on 'host' side
> in this submission except a minor tweak.)
>
> Thanks,
> -Takahiro Akashi
>
> ------ original cover letter from v3 ------
> Summary
> =======
> These patches[1] support UHS-II and fix GL9755 UHS-II compatibility.
>
> About UHS-II, roughly deal with the following three parts:
> 1) A UHS-II detection and initialization:
> - Host setup to support UHS-II (Section 3.13.1 Host Controller Setup Sequence
> [2]).
> - Detect a UHS-II I/F (Section 3.13.2 Card Interface Detection Sequence[2]).
> - In step(9) of Section 3.13.2 in [2], UHS-II initialization is include Section
> 3.13.3 UHS-II Card Initialization and Section 3.13.4 UHS-II Setting Register
> Setup Sequence.
>
> 2) Send Legacy SD command through SD-TRAN
> - Encapsulated SD packets are defined in SD-TRAN in order to ensure Legacy SD
> compatibility and preserve Legacy SD infrastructures (Section 7.1.1 Packet
> Types and Format Overview[3]).
> - Host issue a UHS-II CCMD packet or a UHS-II DCMD (Section 3.13.5 UHS-II
> CCMD Packet issuing and Section 3.13.6 UHS-II DCMD Packet issuing[2]).
>
> 3) UHS-II Interrupt
> - Except for UHS-II error interrupts, most interrupts share the original
> interrupt registers.
>
> Patch structure
> ===============
> patch#1-#7: for core
> patch#8-#17: for sdhci
> patch#18-#21: for GL9755
>
> Tests
> =====
> Ran 'dd' command to evaluate the performance:
> (SanDisk UHS-II card on GL9755 controller)
> Read Write
> UHS-II disabled (UHS-I): 88.3MB/s 60.7MB/s
> UHS-II enabled : 206MB/s 80MB/s
>
> TODO
> ====
> - replace some define with BIT macro
>
> Reference
> =========
> [1] https://gitlab.com/ben.chuang/linux-uhs2-gl9755.git
> [2] SD Host Controller Simplified Specification 4.20
> [3] UHS-II Simplified Addendum 1.02
>
> Changes in v3 (Jul. 10, 2020)
> * rebased to v5.8-rc4
> * add copyright notice
> * reorganize the patch set and split some commits into smaller ones
> * separate uhs-2 headers from others
> * correct wrong spellings
> * fix most of checkpatch warnings/errors
> * remove all k[cz]alloc() from the code
> * guard sdhci-uhs2 specific code with
> 'if (IS_ENABLED(CONFIG_MMC_SDHCI_UHS2))'
> * make sdhci-uhs2.c as a module
> * trivial changes, including
> - rename back sdhci-core.c to sdhci.c
> - allow vendor code to disable uhs2 if v4_mode == 0
> in __sdhci_add_host()
> - merge uhs2_power_up() into mmc_power_up()
> - remove flag_uhs2 from mmc_attach_sd()
> - add function descriptions to EXPORT'ed functions
> - other minor code optimization
>
> Changes in v2 (Jan. 9, 2020)
> * rebased to v5.5-rc5
>
> Victor Shih (23):
> mmc: core: Cleanup printing of speed mode at card insertion
> mmc: core: Prepare to support SD UHS-II cards
> mmc: core: Announce successful insertion of an SD UHS-II card
> mmc: core: Extend support for mmc regulators with a vqmmc2
> mmc: core: Add definitions for SD UHS-II cards
> mmc: core: Support UHS-II card control and access
> mmc: sdhci: add UHS-II related definitions in headers
> mmc: sdhci: add UHS-II module and add a kernel configuration
> mmc: sdhci-uhs2: dump UHS-II registers
> mmc: sdhci-uhs2: add reset function and uhs2_mode function
> mmc: sdhci-uhs2: add set_power() to support vdd2
> mmc: sdhci-uhs2: skip signal_voltage_switch()
> mmc: sdhci-uhs2: add set_timeout()
> mmc: sdhci-uhs2: add set_ios()
> mmc: sdhci-uhs2: add detect_init() to detect the interface
> mmc: sdhci-uhs2: add clock operations
> mmc: sdhci-uhs2: add uhs2_control() to initialise the interface
> mmc: sdhci-uhs2: add request() and others
> mmc: sdhci-uhs2: add irq() and others
> mmc: sdhci-uhs2: add add_host() and others to set up the driver
> mmc: sdhci-uhs2: add pre-detect_init hook
> mmc: sdhci-pci: add UHS-II support framework
> mmc: sdhci-pci-gli: enable UHS-II mode for GL9755
>
> drivers/mmc/core/Makefile | 2 +-
> drivers/mmc/core/block.c | 18 +-
> drivers/mmc/core/bus.c | 38 +-
> drivers/mmc/core/core.c | 25 +-
> drivers/mmc/core/core.h | 1 +
> drivers/mmc/core/host.h | 7 +
> drivers/mmc/core/mmc_ops.c | 25 +-
> drivers/mmc/core/mmc_ops.h | 1 +
> drivers/mmc/core/regulator.c | 34 +
> drivers/mmc/core/sd.c | 13 +-
> drivers/mmc/core/sd.h | 4 +
> drivers/mmc/core/sd_ops.c | 11 +
> drivers/mmc/core/sd_ops.h | 18 +
> drivers/mmc/core/sd_uhs2.c | 1367 +++++++++++++++++++++++++++++
> drivers/mmc/host/Kconfig | 10 +
> drivers/mmc/host/Makefile | 1 +
> drivers/mmc/host/sdhci-pci-core.c | 16 +-
> drivers/mmc/host/sdhci-pci-gli.c | 233 ++++-
> drivers/mmc/host/sdhci-pci.h | 3 +
> drivers/mmc/host/sdhci-uhs2.c | 1321 ++++++++++++++++++++++++++++
> drivers/mmc/host/sdhci-uhs2.h | 192 ++++
> drivers/mmc/host/sdhci.c | 278 +++---
> drivers/mmc/host/sdhci.h | 75 +-
> include/linux/mmc/card.h | 36 +
> include/linux/mmc/core.h | 13 +
> include/linux/mmc/host.h | 89 ++
> include/linux/mmc/sd_uhs2.h | 240 +++++
> 27 files changed, 3911 insertions(+), 160 deletions(-)
> create mode 100644 drivers/mmc/core/sd_uhs2.c
> create mode 100644 drivers/mmc/host/sdhci-uhs2.c
> create mode 100644 drivers/mmc/host/sdhci-uhs2.h
> create mode 100644 include/linux/mmc/sd_uhs2.h
>
> --
> 2.25.1
>

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