linux-kernel - Re: [PATCH 1/2] staging: rtl8723bs: Simplify underutilized 2D array to 1D array

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Date:   Sat, 5 Nov 2022 14:47:49 +0530
From:   Deepak R Varma <drv@...lo.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     outreachy@...ts.linux.dev, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] staging: rtl8723bs: Simplify underutilized 2D array
 to 1D array

On Sat, Nov 05, 2022 at 02:14:12PM +0530, Deepak R Varma wrote:
> On Sat, Nov 05, 2022 at 09:36:21AM +0100, Greg Kroah-Hartman wrote:
> > >
> > > diff --git a/drivers/staging/rtl8723bs/hal/odm.h b/drivers/staging/rtl8723bs/hal/odm.h
> > > index fe9782d2d4fd..e16a769850c5 100644
> > > --- a/drivers/staging/rtl8723bs/hal/odm.h
> > > +++ b/drivers/staging/rtl8723bs/hal/odm.h
> > > @@ -481,7 +481,7 @@ enum odm_type_alna_e { /* tag_ODM_TYPE_ALNA_Definition */
> > >
> > >  struct iqk_matrix_regs_setting { /* _IQK_MATRIX_REGS_SETTING */
> > >  	bool bIQKDone;
> > > -	s32 Value[3][IQK_Matrix_REG_NUM];
> > > +	s32 Value[IQK_Matrix_REG_NUM];
> >
> > This field is used to store values (as your above patch shows), but
> > where is it actually used?  Are you sure it is needed at all?
>
> Hi Greg,
> For this driver, the values are passed onto setIqkMatrix_8723B() as arguments
> and used inside this function. They are needed to be retained in the structure.

Hello Greg,
Upon further review of the structure, I observed that the member "bIQKDone" is
also not used anywhere in the code and it can be removed as well. That cleanup
will lead to replacing this entire structure by a simple one dimensional 'Value"
array.

Please suggest if I should make that change and send in a revision?

Thank you,
./drv

>
> Thank you,
> ./drv
>
>
> >
> > thanks,
> >
> > greg k-h
> >
>
>
>