Re: [PATCH v4 2/4] drm/i915: Add _TRANS2()

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On Wed, 2019-04-17 at 15:37 -0700, José Roberto de Souza wrote:
> A new macro that is going to be added in a further patch will need to
> adjust the offset returned by _MMIO_TRANS2(), so here adding
> _TRANS2() and moving most of the implementation of _MMIO_TRANS2() to
> it and while at it taking the opportunity to rename pipe to trans.
> 
> Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> Signed-off-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
> ---
>  drivers/gpu/drm/i915/i915_reg.h | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index b74824f0b5b1..9ef306b79e0d 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -250,9 +250,10 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg)
>  #define _MMIO_PIPE2(pipe, reg)		_MMIO(INTEL_INFO(dev_priv)-
> > pipe_offsets[pipe] - \
> 
>  					      INTEL_INFO(dev_priv)-
> > pipe_offsets[PIPE_A] + (reg) + \
> 
>  					      DISPLAY_MMIO_BASE(dev_priv))
> -#define _MMIO_TRANS2(pipe, reg)		_MMIO(INTEL_INFO(dev_priv)-
> > trans_offsets[(pipe)] - \
> 
> -					      INTEL_INFO(dev_priv)-
> > trans_offsets[TRANSCODER_A] + (reg) + \
> 
> -					      DISPLAY_MMIO_BASE(dev_priv))
> +#define _TRANS2(trans, reg)		(INTEL_INFO(dev_priv)-

_TRANS() and _MMIO_TRANS() name the first argument "tran"

Can you please keep the same name "tran"?

Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiya@xxxxxxxxx>

> > trans_offsets[(trans)] - \
> 
> +					 INTEL_INFO(dev_priv)-
> > trans_offsets[TRANSCODER_A] + (reg) + \
> 
> +					 DISPLAY_MMIO_BASE(dev_priv))
> +#define _MMIO_TRANS2(trans, reg)	_MMIO(_TRANS2(trans, reg))
>  #define _CURSOR2(pipe, reg)		_MMIO(INTEL_INFO(dev_priv)-
> > cursor_offsets[(pipe)] - \
> 
>  					      INTEL_INFO(dev_priv)-
> > cursor_offsets[PIPE_A] + (reg) + \
> 
>  					      DISPLAY_MMIO_BASE(dev_priv))

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