linux-kernel - [PATCH 19/39] drm: renesas: shmobile: Convert container helpers to static inline functions

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Date:   Thu, 22 Jun 2023 11:21:31 +0200
From:   Geert Uytterhoeven <geert+renesas@...der.be>
To:     Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Kieran Bingham <kieran.bingham+renesas@...asonboard.com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Magnus Damm <magnus.damm@...il.com>
Cc:     dri-devel@...ts.freedesktop.org, linux-renesas-soc@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Geert Uytterhoeven <geert+renesas@...der.be>
Subject: [PATCH 19/39] drm: renesas: shmobile: Convert container helpers to static inline functions

Replace to conversion helper macros using container_of() by static
inline functions, to improve type-safety.

Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
---
 drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c  | 11 ++++++++---
 drivers/gpu/drm/renesas/shmobile/shmob_drm_plane.c |  5 ++++-
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
index 26611440f7a12715..40948b56017ff2df 100644
--- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_crtc.c
@@ -291,7 +291,10 @@ static void shmob_drm_crtc_update_base(struct shmob_drm_crtc *scrtc)
 	lcdc_write(sdev, LDRCNTR, lcdc_read(sdev, LDRCNTR) ^ LDRCNTR_MRS);
 }
 
-#define to_shmob_crtc(c)	container_of(c, struct shmob_drm_crtc, crtc)
+static inline struct shmob_drm_crtc *to_shmob_crtc(struct drm_crtc *crtc)
+{
+	return container_of(crtc, struct shmob_drm_crtc, crtc);
+}
 
 static void shmob_drm_crtc_dpms(struct drm_crtc *crtc, int mode)
 {
@@ -571,8 +574,10 @@ int shmob_drm_encoder_create(struct shmob_drm_device *sdev)
  * Connector
  */
 
-#define to_shmob_connector(c) \
-	container_of(c, struct shmob_drm_connector, connector)
+static inline struct shmob_drm_connector *to_shmob_connector(struct drm_connector *connector)
+{
+	return container_of(connector, struct shmob_drm_connector, connector);
+}
 
 static int shmob_drm_connector_get_modes(struct drm_connector *connector)
 {
diff --git a/drivers/gpu/drm/renesas/shmobile/shmob_drm_plane.c b/drivers/gpu/drm/renesas/shmobile/shmob_drm_plane.c
index 17e66a018689f648..258288c80756bf16 100644
--- a/drivers/gpu/drm/renesas/shmobile/shmob_drm_plane.c
+++ b/drivers/gpu/drm/renesas/shmobile/shmob_drm_plane.c
@@ -34,7 +34,10 @@ struct shmob_drm_plane {
 	unsigned int crtc_h;
 };
 
-#define to_shmob_plane(p)	container_of(p, struct shmob_drm_plane, plane)
+static inline struct shmob_drm_plane *to_shmob_plane(struct drm_plane *plane)
+{
+	return container_of(plane, struct shmob_drm_plane, plane);
+}
 
 static void shmob_drm_plane_compute_base(struct shmob_drm_plane *splane,
 					 struct drm_framebuffer *fb,
-- 
2.34.1