Reviewed-by: Dov Levenglick <dovl@xxxxxxxxxxxxxx>
> From: Lee Susman <lsusman@xxxxxxxxxxxxxx>
>
> Adding debugfs capability for ufshcd.
>
> debugfs attributes introduced in this patch:
> - View driver/controller runtime data
> - Command tag statistics for performance analisis
> - Dump device descriptor info
> - Track recoverable errors statistics during runtime
> - Change UFS power mode during runtime
> entry a string in the format 'GGLLMM' where:
> G - selected gear
> L - number of lanes
> M - power mode
> (1=fast mode, 2=slow mode, 4=fast-auto mode,
> 5=slow-auto mode)
> First letter is for RX, second is for TX.
> - Get/set DME attributes
>
> Signed-off-by: Lee Susman <lsusman@xxxxxxxxxxxxxx>
> Signed-off-by: Dolev Raviv <draviv@xxxxxxxxxxxxxx>
> Signed-off-by: Yaniv Gardi <ygardi@xxxxxxxxxxxxxx>
> Signed-off-by: Raviv Shvili <rshvili@xxxxxxxxxxxxxx>
> Signed-off-by: Gilad Broner <gbroner@xxxxxxxxxxxxxx>
> ---
> drivers/scsi/ufs/Makefile | 3 +-
> drivers/scsi/ufs/ufs-debugfs.c | 901
> +++++++++++++++++++++++++++++++++++++++++
> drivers/scsi/ufs/ufs-debugfs.h | 38 ++
> drivers/scsi/ufs/ufshcd.c | 229 ++++++++++-
> drivers/scsi/ufs/ufshcd.h | 65 +++
> drivers/scsi/ufs/ufshci.h | 2 +
> 6 files changed, 1225 insertions(+), 13 deletions(-)
> create mode 100644 drivers/scsi/ufs/ufs-debugfs.c
> create mode 100644 drivers/scsi/ufs/ufs-debugfs.h
>
<snip many lines of code>
> @@ -72,6 +72,8 @@ enum {
> REG_UIC_COMMAND_ARG_1 = 0x94,
> REG_UIC_COMMAND_ARG_2 = 0x98,
> REG_UIC_COMMAND_ARG_3 = 0x9C,
> +
> + UFSHCI_REG_SPACE_SIZE = 0xA0,
> };
>
> /* Controller capability masks */
> --
> Qualcomm Israel, on behalf of Qualcomm Innovation Center, Inc.
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
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QUALCOMM ISRAEL, on behalf of Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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