linux-kernel - [PATCH] drm/i915/dpll: make read-only array div1

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Message-Id: <20220307220007.162830-1-colin.i.king@gmail.com>
Date:   Mon,  7 Mar 2022 22:00:07 +0000
From:   Colin Ian King <colin.i.king@...il.com>
To:     Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] drm/i915/dpll: make read-only array div1_vals static const

Don't populate the read-only array div1_vals on the stack but
instead make it static const. Also makes the object code a little
smaller.

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
index 569903d47aea..17668b58b30c 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
@@ -2759,7 +2759,7 @@ static bool icl_mg_pll_find_divisors(int clock_khz, bool is_dp, bool use_ssc,
 				     bool is_dkl)
 {
 	u32 dco_min_freq, dco_max_freq;
-	int div1_vals[] = {7, 5, 3, 2};
+	static const int div1_vals[] = {7, 5, 3, 2};
 	unsigned int i;
 	int div2;
 
-- 
2.35.1