linux-kernel - [PATCH 9/9] drm/i915/gvt: Constify vgpu

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Message-Id: <20211204105527.15741-10-rikard.falkeborn@gmail.com>
Date:   Sat,  4 Dec 2021 11:55:27 +0100
From:   Rikard Falkeborn <rikard.falkeborn@...il.com>
To:     Zhenyu Wang <zhenyuw@...ux.intel.com>,
        Zhi Wang <zhi.a.wang@...el.com>,
        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>
Cc:     intel-gvt-dev@...ts.freedesktop.org,
        intel-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org,
        Rikard Falkeborn <rikard.falkeborn@...il.com>
Subject: [PATCH 9/9] drm/i915/gvt: Constify vgpu_types

It is never modified, so make it const to allow the compiler to put it
in read-only memory. While at it, make name a const char*.

Signed-off-by: Rikard Falkeborn <rikard.falkeborn@...il.com>
---
 drivers/gpu/drm/i915/gvt/vgpu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c
index fa6b92615799..8dddd0a940a1 100644
--- a/drivers/gpu/drm/i915/gvt/vgpu.c
+++ b/drivers/gpu/drm/i915/gvt/vgpu.c
@@ -77,7 +77,7 @@ void populate_pvinfo_page(struct intel_vgpu *vgpu)
 #define VGPU_WEIGHT(vgpu_num)	\
 	(VGPU_MAX_WEIGHT / (vgpu_num))
 
-static struct {
+static const struct {
 	unsigned int low_mm;
 	unsigned int high_mm;
 	unsigned int fence;
@@ -88,7 +88,7 @@ static struct {
 	 */
 	unsigned int weight;
 	enum intel_vgpu_edid edid;
-	char *name;
+	const char *name;
 } vgpu_types[] = {
 /* Fixed vGPU type table */
 	{ MB_TO_BYTES(64), MB_TO_BYTES(384), 4, VGPU_WEIGHT(8), GVT_EDID_1024_768, "8" },
-- 
2.34.1