diff options
author | Maxime Ripard <maxime@cerno.tech> | 2021-02-19 15:00:27 +0300 |
---|---|---|
committer | Maxime Ripard <maxime@cerno.tech> | 2021-02-24 22:27:09 +0300 |
commit | e05162c017e2e14b94dfd4e55d2f006a9a642c6d (patch) | |
tree | 40a4cfeefd35fc313faeb5e9218456d7ab145099 /drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | |
parent | 0b6aaf9d76f0420be015b97724ff764844d7c46d (diff) | |
download | linux-e05162c017e2e14b94dfd4e55d2f006a9a642c6d.tar.xz |
drm: Store new plane state in a variable for atomic_update and disable
In order to store the new plane state in a subsequent helper, let's move
the plane->state dereferences into a variable.
This was done using the following coccinelle script, plus some hand
changes for vmwgfx:
@ plane_atomic_func @
identifier helpers;
identifier func;
@@
(
static const struct drm_plane_helper_funcs helpers = {
...,
.atomic_disable = func,
...,
};
|
static const struct drm_plane_helper_funcs helpers = {
...,
.atomic_update = func,
...,
};
)
@ has_new_state_old_state @
identifier plane_atomic_func.func;
identifier plane;
identifier new_state;
symbol old_state;
@@
func(struct drm_plane *plane, struct drm_plane_state *old_state)
{
...
struct drm_plane_state *new_state = plane->state;
...
}
@ depends on !has_new_state_old_state @
identifier plane_atomic_func.func;
identifier plane;
symbol old_state;
@@
func(struct drm_plane *plane, struct drm_plane_state *old_state)
{
+ struct drm_plane_state *new_state = plane->state;
<+...
- plane->state
+ new_state
...+>
}
@ has_new_state_state @
identifier plane_atomic_func.func;
identifier plane;
identifier new_state;
symbol state;
@@
func(struct drm_plane *plane, struct drm_plane_state *state)
{
...
struct drm_plane_state *new_state = plane->state;
...
}
@ depends on !has_new_state_state @
identifier plane_atomic_func.func;
identifier plane;
symbol state;
@@
func(struct drm_plane *plane, struct drm_plane_state *state)
{
+ struct drm_plane_state *new_plane_state = plane->state;
<+...
- plane->state
+ new_plane_state
...+>
}
@ has_new_state_old_s @
identifier plane_atomic_func.func;
identifier plane;
identifier new_state;
symbol old_s;
@@
func(struct drm_plane *plane, struct drm_plane_state *old_s)
{
...
struct drm_plane_state *new_state = plane->state;
...
}
@ depends on !has_new_state_old_s @
identifier plane_atomic_func.func;
identifier plane;
symbol old_s;
@@
func(struct drm_plane *plane, struct drm_plane_state *old_s)
{
+ struct drm_plane_state *new_s = plane->state;
<+...
- plane->state
+ new_s
...+>
}
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://lore.kernel.org/r/20210219120032.260676-1-maxime@cerno.tech
Diffstat (limited to 'drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c')
-rw-r--r-- | drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c index a32d45bcc386..cff52098e087 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c @@ -733,12 +733,13 @@ static void atmel_hlcdc_plane_atomic_disable(struct drm_plane *p, static void atmel_hlcdc_plane_atomic_update(struct drm_plane *p, struct drm_plane_state *old_s) { + struct drm_plane_state *new_s = p->state; struct atmel_hlcdc_plane *plane = drm_plane_to_atmel_hlcdc_plane(p); struct atmel_hlcdc_plane_state *hstate = - drm_plane_state_to_atmel_hlcdc_plane_state(p->state); + drm_plane_state_to_atmel_hlcdc_plane_state(new_s); u32 sr; - if (!p->state->crtc || !p->state->fb) + if (!new_s->crtc || !new_s->fb) return; if (!hstate->base.visible) { |