Re: [PATCH 1/1] tpm_tis: Use DEFINE_RES_MEM() to simplify code

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On Wed, Jun 02, 2021 at 09:11:47AM +0800, Leizhen (ThunderTown) wrote:
> 
> 
> On 2021/6/2 1:57, Jarkko Sakkinen wrote:
> > On Tue, Jun 01, 2021 at 02:45:07PM +0800, Zhen Lei wrote:
> >> No functional change.
> >>
> >> Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
> > 
> > No change, no need to apply?
> 
> But it can make the code look simpler, easier to read and maintain(The start
> address does not need to appear twice). I think that's why these DEFINE_RES_*
> macros are defined.
> 
> By the way, would it be better to change the letters in 0xFED40000 to lowercase?

I mean "No functional change" does not really tell anything about anything.

Please just describe what the commit does.

/Jarkko

> 
> > 
> > /Jarkko
> > 
> >> ---
> >>  drivers/char/tpm/tpm_tis.c | 6 +-----
> >>  1 file changed, 1 insertion(+), 5 deletions(-)
> >>
> >> diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
> >> index 4ed6e660273a414..d3f2e5364c275f4 100644
> >> --- a/drivers/char/tpm/tpm_tis.c
> >> +++ b/drivers/char/tpm/tpm_tis.c
> >> @@ -363,11 +363,7 @@ static int tpm_tis_force_device(void)
> >>  {
> >>  	struct platform_device *pdev;
> >>  	static const struct resource x86_resources[] = {
> >> -		{
> >> -			.start = 0xFED40000,
> >> -			.end = 0xFED40000 + TIS_MEM_LEN - 1,
> >> -			.flags = IORESOURCE_MEM,
> >> -		},
> >> +		DEFINE_RES_MEM(0xFED40000, TIS_MEM_LEN)
> >>  	};
> >>  
> >>  	if (!force)
> >> -- 
> >> 2.26.0.106.g9fadedd
> >>
> >>
> >>
> > 
> > .
> > 
> 
> 



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