From 5a46e490e47e4d821c382288108f193fc88a9282 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Mon, 6 Mar 2023 11:46:42 +0100 Subject: drm/vc4: Switch to container_of_const container_of_const() allows to preserve the pointer constness and is thus more flexible than inline functions. Let's switch all our instances of container_of() to container_of_const(). Reviewed-by: Javier Martinez Canillas Link: https://lore.kernel.org/r/20221207-rpi-hdmi-improvements-v3-1-bdd54f66884e@cerno.tech Signed-off-by: Maxime Ripard --- drivers/gpu/drm/vc4/vc4_kms.c | 16 +++++----------- 1 file changed, 5 insertions(+), 11 deletions(-) (limited to 'drivers/gpu/drm/vc4/vc4_kms.c') diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c index a7e3d47c50f4..5495f2a94fa9 100644 --- a/drivers/gpu/drm/vc4/vc4_kms.c +++ b/drivers/gpu/drm/vc4/vc4_kms.c @@ -31,11 +31,8 @@ struct vc4_ctm_state { int fifo; }; -static struct vc4_ctm_state * -to_vc4_ctm_state(const struct drm_private_state *priv) -{ - return container_of(priv, struct vc4_ctm_state, base); -} +#define to_vc4_ctm_state(_state) \ + container_of_const(_state, struct vc4_ctm_state, base) struct vc4_load_tracker_state { struct drm_private_state base; @@ -43,11 +40,8 @@ struct vc4_load_tracker_state { u64 membus_load; }; -static struct vc4_load_tracker_state * -to_vc4_load_tracker_state(const struct drm_private_state *priv) -{ - return container_of(priv, struct vc4_load_tracker_state, base); -} +#define to_vc4_load_tracker_state(_state) \ + container_of_const(_state, struct vc4_load_tracker_state, base) static struct vc4_ctm_state *vc4_get_ctm_state(struct drm_atomic_state *state, struct drm_private_obj *manager) @@ -717,7 +711,7 @@ static void vc4_hvs_channels_destroy_state(struct drm_private_obj *obj, static void vc4_hvs_channels_print_state(struct drm_printer *p, const struct drm_private_state *state) { - struct vc4_hvs_state *hvs_state = to_vc4_hvs_state(state); + const struct vc4_hvs_state *hvs_state = to_vc4_hvs_state(state); unsigned int i; drm_printf(p, "HVS State\n"); -- cgit