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From: Jani Nikula <jani.nikula@linux.intel.com>
To: Ville Syrjala <ville.syrjala@linux.intel.com>,
	intel-gfx@lists.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH 05/11] drm/i915: Remove bxt m2_frac_en
Date: Fri, 04 Mar 2022 13:19:08 +0200	[thread overview]
Message-ID: <87y21q2cer.fsf@intel.com> (raw)
In-Reply-To: <20220301173128.6988-6-ville.syrjala@linux.intel.com>

On Tue, 01 Mar 2022, Ville Syrjala <ville.syrjala@linux.intel.com> wrote:
> From: Ville Syrjälä <ville.syrjala@linux.intel.com>
>
> Remove the pointless m2_frac_en from bxt_clk_div.
>
> Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

Reviewed-by: Jani Nikula <jani.nikula@intel.com>

> ---
>  drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 18 ++++++++----------
>  1 file changed, 8 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
> index bc26ebacae12..8beec5ec72f8 100644
> --- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
> +++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
> @@ -2087,7 +2087,6 @@ struct bxt_clk_div {
>  	u32 p2;
>  	u32 m2_int;
>  	u32 m2_frac;
> -	bool m2_frac_en;
>  	u32 n;
>  
>  	int vco;
> @@ -2095,13 +2094,13 @@ struct bxt_clk_div {
>  
>  /* pre-calculated values for DP linkrates */
>  static const struct bxt_clk_div bxt_dp_clk_val[] = {
> -	{ 162000, 4, 2, 32, 1677722, 1, 1 },
> -	{ 270000, 4, 1, 27,       0, 0, 1 },
> -	{ 540000, 2, 1, 27,       0, 0, 1 },
> -	{ 216000, 3, 2, 32, 1677722, 1, 1 },
> -	{ 243000, 4, 1, 24, 1258291, 1, 1 },
> -	{ 324000, 4, 1, 32, 1677722, 1, 1 },
> -	{ 432000, 3, 1, 32, 1677722, 1, 1 }
> +	{ 162000, 4, 2, 32, 1677722, 1 },
> +	{ 270000, 4, 1, 27,       0, 1 },
> +	{ 540000, 2, 1, 27,       0, 1 },
> +	{ 216000, 3, 2, 32, 1677722, 1 },
> +	{ 243000, 4, 1, 24, 1258291, 1 },
> +	{ 324000, 4, 1, 32, 1677722, 1 },
> +	{ 432000, 3, 1, 32, 1677722, 1 }
>  };
>  
>  static bool
> @@ -2130,7 +2129,6 @@ bxt_ddi_hdmi_pll_dividers(struct intel_crtc_state *crtc_state,
>  	clk_div->n = best_clock.n;
>  	clk_div->m2_int = best_clock.m2 >> 22;
>  	clk_div->m2_frac = best_clock.m2 & ((1 << 22) - 1);
> -	clk_div->m2_frac_en = clk_div->m2_frac != 0;
>  
>  	clk_div->vco = best_clock.vco;
>  
> @@ -2203,7 +2201,7 @@ static bool bxt_ddi_set_dpll_hw_state(struct intel_crtc_state *crtc_state,
>  	dpll_hw_state->pll1 = PORT_PLL_N(clk_div->n);
>  	dpll_hw_state->pll2 = clk_div->m2_frac;
>  
> -	if (clk_div->m2_frac_en)
> +	if (clk_div->m2_frac)
>  		dpll_hw_state->pll3 = PORT_PLL_M2_FRAC_ENABLE;
>  
>  	dpll_hw_state->pll6 = prop_coef | PORT_PLL_INT_COEFF(int_coef);

-- 
Jani Nikula, Intel Open Source Graphics Center

  reply	other threads:[~2022-03-04 11:19 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-01 17:31 [Intel-gfx] [PATCH 00/11] drm/i915: Clean up some dpll stuff Ville Syrjala
2022-03-01 17:31 ` [Intel-gfx] [PATCH 01/11] drm/i915: Nuke skl_wrpll_context_init() Ville Syrjala
2022-03-04 11:10   ` Jani Nikula
2022-03-01 17:31 ` [Intel-gfx] [PATCH 02/11] drm/i915: Move a bunch of stuff into rodata from the stack Ville Syrjala
2022-03-04 11:13   ` Jani Nikula
2022-03-01 17:31 ` [Intel-gfx] [PATCH 03/11] drm/i915: Clean up some struct/array initializers Ville Syrjala
2022-03-04 11:14   ` Jani Nikula
2022-03-01 17:31 ` [Intel-gfx] [PATCH 04/11] drm/i915: Store the /5 target clock in sturct dpll on vlv/chv Ville Syrjala
2022-03-01 17:31 ` [Intel-gfx] [PATCH 05/11] drm/i915: Remove bxt m2_frac_en Ville Syrjala
2022-03-04 11:19   ` Jani Nikula [this message]
2022-03-01 17:31 ` [Intel-gfx] [PATCH 06/11] drm/i915: Use designated initializers for bxt_dp_clk_val[] Ville Syrjala
2022-03-04 11:20   ` Jani Nikula
2022-03-01 17:31 ` [Intel-gfx] [PATCH 07/11] drm/i915: Store the m2 divider as a whole in bxt_clk_div Ville Syrjala
2022-03-04 11:36   ` Jani Nikula
2022-03-07 18:02     ` Ville Syrjälä
2022-03-01 17:31 ` [Intel-gfx] [PATCH 08/11] drm/i915: Replace bxt_clk_div with struct dpll Ville Syrjala
2022-03-04 11:41   ` Jani Nikula
2022-03-01 17:31 ` [Intel-gfx] [PATCH 09/11] drm/i915: Replace hand rolled bxt vco calculation with chv_calc_dpll_params() Ville Syrjala
2022-03-01 17:44   ` [Intel-gfx] [PATCH v2 " Ville Syrjala
2022-03-01 17:31 ` [Intel-gfx] [PATCH 10/11] drm/i915: Populate bxt/glk DPLL clock limits a bit more Ville Syrjala
2022-03-01 17:31 ` [Intel-gfx] [PATCH 11/11] drm/i915: Remove struct dp_link_dpll Ville Syrjala
2022-03-01 23:01 ` [Intel-gfx] ✓ Fi.CI.BAT: success for drm/i915: Clean up some dpll stuff (rev2) Patchwork
2022-03-02  3:33 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork

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