Re: [PATCH 10/13] drm/i915: Correctly prefix HSW/BDW HDMI clock functions

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2015-05-07 14:38 GMT-03:00 Damien Lespiau <damien.lespiau@xxxxxxxxx>:
> Those functions were the only one in existence when they were
> introduced. We now now they are only valid for HSW/BDW.

s/now now/now know/

Reviewed-by: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx>

>
> Signed-off-by: Damien Lespiau <damien.lespiau@xxxxxxxxx>
> ---
>  drivers/gpu/drm/i915/intel_ddi.c | 25 ++++++++++++-------------
>  1 file changed, 12 insertions(+), 13 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> index ab327a1..f3c5b49 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -624,11 +624,11 @@ intel_ddi_get_crtc_new_encoder(struct intel_crtc_state *crtc_state)
>         (void) (&__a == &__b);                  \
>         __a > __b ? (__a - __b) : (__b - __a); })
>
> -struct wrpll_rnp {
> +struct hsw_wrpll_rnp {
>         unsigned p, n2, r2;
>  };
>
> -static unsigned wrpll_get_budget_for_freq(int clock)
> +static unsigned hsw_wrpll_get_budget_for_freq(int clock)
>  {
>         unsigned budget;
>
> @@ -702,9 +702,9 @@ static unsigned wrpll_get_budget_for_freq(int clock)
>         return budget;
>  }
>
> -static void wrpll_update_rnp(uint64_t freq2k, unsigned budget,
> -                            unsigned r2, unsigned n2, unsigned p,
> -                            struct wrpll_rnp *best)
> +static void hsw_wrpll_update_rnp(uint64_t freq2k, unsigned budget,
> +                                unsigned r2, unsigned n2, unsigned p,
> +                                struct hsw_wrpll_rnp *best)
>  {
>         uint64_t a, b, c, d, diff, diff_best;
>
> @@ -761,8 +761,7 @@ static void wrpll_update_rnp(uint64_t freq2k, unsigned budget,
>         /* Otherwise a < c && b >= d, do nothing */
>  }
>
> -static int intel_ddi_calc_wrpll_link(struct drm_i915_private *dev_priv,
> -                                    int reg)
> +static int hsw_ddi_calc_wrpll_link(struct drm_i915_private *dev_priv, int reg)
>  {
>         int refclk = LC_FREQ;
>         int n, p, r;
> @@ -928,10 +927,10 @@ static void hsw_ddi_clock_get(struct intel_encoder *encoder,
>                 link_clock = 270000;
>                 break;
>         case PORT_CLK_SEL_WRPLL1:
> -               link_clock = intel_ddi_calc_wrpll_link(dev_priv, WRPLL_CTL1);
> +               link_clock = hsw_ddi_calc_wrpll_link(dev_priv, WRPLL_CTL1);
>                 break;
>         case PORT_CLK_SEL_WRPLL2:
> -               link_clock = intel_ddi_calc_wrpll_link(dev_priv, WRPLL_CTL2);
> +               link_clock = hsw_ddi_calc_wrpll_link(dev_priv, WRPLL_CTL2);
>                 break;
>         case PORT_CLK_SEL_SPLL:
>                 pll = I915_READ(SPLL_CTL) & SPLL_PLL_FREQ_MASK;
> @@ -1010,12 +1009,12 @@ hsw_ddi_calculate_wrpll(int clock /* in Hz */,
>  {
>         uint64_t freq2k;
>         unsigned p, n2, r2;
> -       struct wrpll_rnp best = { 0, 0, 0 };
> +       struct hsw_wrpll_rnp best = { 0, 0, 0 };
>         unsigned budget;
>
>         freq2k = clock / 100;
>
> -       budget = wrpll_get_budget_for_freq(clock);
> +       budget = hsw_wrpll_get_budget_for_freq(clock);
>
>         /* Special case handling for 540 pixel clock: bypass WR PLL entirely
>          * and directly pass the LC PLL to it. */
> @@ -1059,8 +1058,8 @@ hsw_ddi_calculate_wrpll(int clock /* in Hz */,
>                      n2++) {
>
>                         for (p = P_MIN; p <= P_MAX; p += P_INC)
> -                               wrpll_update_rnp(freq2k, budget,
> -                                                r2, n2, p, &best);
> +                               hsw_wrpll_update_rnp(freq2k, budget,
> +                                                    r2, n2, p, &best);
>                 }
>         }
>
> --
> 2.1.0
>
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> Intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> http://lists.freedesktop.org/mailman/listinfo/intel-gfx



-- 
Paulo Zanoni
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