Re: [PATCH 08/17] drm/i915: Add MMIO helper for 6 ports with different offsets.

[Manasi Navare <manasi.d.navare@intel.com>]

On Thu, Jun 08, 2017 at 03:03:17PM -0700, Rodrigo Vivi wrote:
> Also new registers can have different mmio offsets
> per different lane per port.
> 
> v2: Use _PICK as PORT3 instead of creating a new
>     macro with if per port.
> v3: Use _PICK directly on MMIO_PORT6. While MMIO_PORT
>     isn't flexible enough let's continue with MMIO_PORT6
>     as we have MMIO_PORT3.
> 
> Cc: Manasi Navare <manasi.d.navare@intel.com>
> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
> ---
>  drivers/gpu/drm/i915/i915_reg.h | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index 9421915..52a15ce 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -62,6 +62,9 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg)
>  #define _MMIO_PORT3(pipe, a, b, c) _MMIO(_PICK(pipe, a, b, c))
>  #define _PLL(pll, a, b) ((a) + (pll)*((b)-(a)))
>  #define _MMIO_PLL(pll, a, b) _MMIO(_PLL(pll, a, b))
> +#define _MMIO_PORT6(port, a, b, c, d, e, f) _MMIO(_PICK(port, a, b, c, d, e, f))
> +#define _MMIO_PORT6_LN(port, ln, a0, a1, b, c, d, e, f)			\
> +	_MMIO(_PICK(port, a0, b, c, d, e, f) + (ln * (a1 - a0)))

Don't you want to remove the #define for _PORT6, now that MMIO_PORT6 directly
uses _PICK

Manasi


>  #define _PHY3(phy, ...) _PICK(phy, __VA_ARGS__)
>  #define _MMIO_PHY3(phy, a, b, c) _MMIO(_PHY3(phy, a, b, c))
>  
> -- 
> 1.9.1
> 
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