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Date:   Fri, 27 May 2022 12:45:42 +0300
From:   Adrian Hunter <adrian.hunter@...el.com>
To:     Shaik Sajida Bhanu <quic_c_sbhanu@...cinc.com>,
        ulf.hansson@...aro.org, agross@...nel.org,
        bjorn.andersson@...aro.org, p.zabel@...gutronix.de,
        chris@...ntf.net, venkatg@...eaurora.org, gdjakov@...sol.com,
        quic_asutoshd@...cinc.com
Cc:     linux-arm-msm@...r.kernel.org, linux-mmc@...r.kernel.org,
        linux-kernel@...r.kernel.org, quic_rampraka@...cinc.com,
        quic_pragalla@...cinc.com, quic_sartgarg@...cinc.com,
        quic_nitirawa@...cinc.com, quic_sayalil@...cinc.com
Subject: Re: [PATCH V7 0/4] mmc: add error statistics for eMMC and SD card

On 25/05/22 15:28, Shaik Sajida Bhanu wrote:
> Changes since V6:
> 	- Rebased on Ulf's(Ulf Hansson) next branch as suggested by
> 	  Adrain Hunter.

I think maybe you re-based on the "master" branch not the "next" branch, please check

> 	- Replaced debugfs_create_file() with debugfs_create_file_unsafe()
> 	  as suggested by Adrain Hunter.
> 	- "[V6,5/5] mmc: cqhci: Capture eMMC and SD card errors" not included
> 	  in this Patch series as we don't have cqhci changes on Ulf's(Ulf Hansson)
> 	  next branch.

cqhci is in the "next" branch, please check

> 
> Changes since V5:
> 	- Considered all error stats enums to set error state.
> 	- Added missed tuning error related code changes which was
> 	  missed in patch set V5 as Adrain Hunter pointed.
> 	- Replaced DEFINE_SIMPLE_ATTRIBUTE with DEFINE_DEBUGFS_ATTRIBUTE
> 	  as suggested by Adrain Hunter.
> 	  
> Changes since V4:
> 	- Defined new macro to increment err_stats members when error occurred
> 	  as suggested by Adrain Hunter.
> 	- Called err_stats members increment function after printing the error
> 	  as suggested by Adrain Hunter.
> 	- Considered INDEX and END_BIT errors same as CRC errors as suggested
> 	  by Adrain Hunter.
> 	- Removed Null check for host in debug fs functions and Reordered
> 	  err_stats declarationas suggested by Adrain Hunter.
> 	- Removed err_state variable stuff and updated err_state debug fs entry
> 	  based on the err_stats members state as suggested by Adrain Hunter.
> 
> Changes since V3:
> 	- Dropped error stats feature flag as suggested by Adrain Hunter.
> 	- Separated error state related changes in separate patches as
> 	  suggested by Adrain Hunter.
> 	  [PATCH V4 4/7] : error state debug fs
> 	  [PATCH V4 5/7] : error state enable function
> 	  [PATCH V4 6/7] : error state enable in error case
> 	- Note: we are enabling error state before calling sdhci_dumpregs
> 	  we couldn't add the err state in error stats array as err state
> 	  is not error type.
> 	- Corrected Signed-off-by order as suggested by Bjron Andersson.
> 	- Moved error state enable code from sdhci_dumpregs to error
> 	  conditions as suggested by Adrain Hunter
> 
> Changes since V2:
> 	- Removed userspace error stats clear debug fs entry as suggested
> 	  by Adrain Hunter.
> 	- Split patch into 4 patches
> 	  [PATCH V3 1/4] : sdhci driver
> 	  [PATCH V3 2/4] : debug fs entries
> 	  [PATCH V3 3/4] : core driver
> 	  [PATCH V3 4/4] : cqhci driver
> 	- Used for loop to print error messages instead of using printf
> 	  statements for all error messages as suggested by Adrain Hunter.
> 	- Introduced one flag to enable error stats feature, if any other
> 	  client wants to use this feature, they need to enable that flag.
> 	- Moved reset command timeout error statement to card init flow
> 	  as suggested by Adrain Hunter.
> 
> Changes since V1:
> 	- Removed sysfs entry for eMMC and SD card error statistics and added
> 	  debugfs entry as suggested by Adrian Hunter and Ulf Hansson.
> 
> Shaik Sajida Bhanu (4):
>   mmc: core: Capture eMMC and SD card errors
>   mmc: sdhci: Capture eMMC and SD card errors
>   mmc: debugfs: Add debug fs entry for mmc driver
>   mmc: debugfs: Add debug fs error state entry for mmc driver
> 
>  drivers/mmc/core/core.c    | 11 +++++--
>  drivers/mmc/core/debugfs.c | 81 ++++++++++++++++++++++++++++++++++++++++++++++
>  drivers/mmc/host/sdhci.c   | 33 +++++++++++++++----
>  drivers/mmc/host/sdhci.h   |  3 ++
>  include/linux/mmc/host.h   | 26 +++++++++++++++
>  include/linux/mmc/mmc.h    |  6 ++++
>  6 files changed, 151 insertions(+), 9 deletions(-)
> 

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