[PATCH v2 03/11] drm/atmel-hlcdc: Rename custom plane state variable

Maxime Ripard
2021-01-21T16:37:39Z

Subsequent reworks will pass the global atomic state in the function
prototype, and atomic_check and atomic_update already have such a
variable already. Let's change them to ease the rework.

Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
.../gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 118 +++++++++---------
1 file changed, 59 insertions(+), 59 deletions(-)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
index 15bc93163833..c62e930bccad 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
@@ -596,16 +596,16 @@ static int atmel_hlcdc_plane_atomic_check(struct drm_plane *p,
struct drm_plane_state *s)
{
struct atmel_hlcdc_plane *plane = drm_plane_to_atmel_hlcdc_plane(p);
- struct atmel_hlcdc_plane_state *state =
+ struct atmel_hlcdc_plane_state *hstate =
drm_plane_state_to_atmel_hlcdc_plane_state(s);
const struct atmel_hlcdc_layer_desc *desc = plane->layer.desc;
- struct drm_framebuffer *fb = state->base.fb;
+ struct drm_framebuffer *fb = hstate->base.fb;
const struct drm_display_mode *mode;
struct drm_crtc_state *crtc_state;
int ret;
int i;

- if (!state->base.crtc || WARN_ON(!fb))
+ if (!hstate->base.crtc || WARN_ON(!fb))
return 0;

crtc_state = drm_atomic_get_existing_crtc_state(s->state, s->crtc);
@@ -617,94 +617,94 @@ static int atmel_hlcdc_plane_atomic_check(struct drm_plane *p,
if (ret || !s->visible)
return ret;

- state->src_x = s->src.x1;
- state->src_y = s->src.y1;
- state->src_w = drm_rect_width(&s->src);
- state->src_h = drm_rect_height(&s->src);
- state->crtc_x = s->dst.x1;
- state->crtc_y = s->dst.y1;
- state->crtc_w = drm_rect_width(&s->dst);
- state->crtc_h = drm_rect_height(&s->dst);
+ hstate->src_x = s->src.x1;
+ hstate->src_y = s->src.y1;
+ hstate->src_w = drm_rect_width(&s->src);
+ hstate->src_h = drm_rect_height(&s->src);
+ hstate->crtc_x = s->dst.x1;
+ hstate->crtc_y = s->dst.y1;
+ hstate->crtc_w = drm_rect_width(&s->dst);
+ hstate->crtc_h = drm_rect_height(&s->dst);

- if ((state->src_x | state->src_y | state->src_w | state->src_h) &
+ if ((hstate->src_x | hstate->src_y | hstate->src_w | hstate->src_h) &
SUBPIXEL_MASK)
return -EINVAL;

- state->src_x >>= 16;
- state->src_y >>= 16;
- state->src_w >>= 16;
- state->src_h >>= 16;
+ hstate->src_x >>= 16;
+ hstate->src_y >>= 16;
+ hstate->src_w >>= 16;
+ hstate->src_h >>= 16;

- state->nplanes = fb->format->num_planes;
- if (state->nplanes > ATMEL_HLCDC_LAYER_MAX_PLANES)
+ hstate->nplanes = fb->format->num_planes;
+ if (hstate->nplanes > ATMEL_HLCDC_LAYER_MAX_PLANES)
return -EINVAL;

- for (i = 0; i < state->nplanes; i++) {
+ for (i = 0; i < hstate->nplanes; i++) {
unsigned int offset = 0;
int xdiv = i ? fb->format->hsub : 1;
int ydiv = i ? fb->format->vsub : 1;

- state->bpp[i] = fb->format->cpp[i];
- if (!state->bpp[i])
+ hstate->bpp[i] = fb->format->cpp[i];
+ if (!hstate->bpp[i])
return -EINVAL;

- switch (state->base.rotation & DRM_MODE_ROTATE_MASK) {
+ switch (hstate->base.rotation & DRM_MODE_ROTATE_MASK) {
case DRM_MODE_ROTATE_90:
- offset = (state->src_y / ydiv) *
+ offset = (hstate->src_y / ydiv) *
fb->pitches[i];
- offset += ((state->src_x + state->src_w - 1) /
- xdiv) * state->bpp[i];
- state->xstride[i] = -(((state->src_h - 1) / ydiv) *
+ offset += ((hstate->src_x + hstate->src_w - 1) /
+ xdiv) * hstate->bpp[i];
+ hstate->xstride[i] = -(((hstate->src_h - 1) / ydiv) *
fb->pitches[i]) -
- (2 * state->bpp[i]);
- state->pstride[i] = fb->pitches[i] - state->bpp[i];
+ (2 * hstate->bpp[i]);
+ hstate->pstride[i] = fb->pitches[i] - hstate->bpp[i];
break;
case DRM_MODE_ROTATE_180:
- offset = ((state->src_y + state->src_h - 1) /
+ offset = ((hstate->src_y + hstate->src_h - 1) /
ydiv) * fb->pitches[i];
- offset += ((state->src_x + state->src_w - 1) /
- xdiv) * state->bpp[i];
- state->xstride[i] = ((((state->src_w - 1) / xdiv) - 1) *
- state->bpp[i]) - fb->pitches[i];
- state->pstride[i] = -2 * state->bpp[i];
+ offset += ((hstate->src_x + hstate->src_w - 1) /
+ xdiv) * hstate->bpp[i];
+ hstate->xstride[i] = ((((hstate->src_w - 1) / xdiv) - 1) *
+ hstate->bpp[i]) - fb->pitches[i];
+ hstate->pstride[i] = -2 * hstate->bpp[i];
break;
case DRM_MODE_ROTATE_270:
- offset = ((state->src_y + state->src_h - 1) /
+ offset = ((hstate->src_y + hstate->src_h - 1) /
ydiv) * fb->pitches[i];
- offset += (state->src_x / xdiv) * state->bpp[i];
- state->xstride[i] = ((state->src_h - 1) / ydiv) *
+ offset += (hstate->src_x / xdiv) * hstate->bpp[i];
+ hstate->xstride[i] = ((hstate->src_h - 1) / ydiv) *
fb->pitches[i];
- state->pstride[i] = -fb->pitches[i] - state->bpp[i];
+ hstate->pstride[i] = -fb->pitches[i] - hstate->bpp[i];
break;
case DRM_MODE_ROTATE_0:
default:
- offset = (state->src_y / ydiv) * fb->pitches[i];
- offset += (state->src_x / xdiv) * state->bpp[i];
- state->xstride[i] = fb->pitches[i] -
- ((state->src_w / xdiv) *
- state->bpp[i]);
- state->pstride[i] = 0;
+ offset = (hstate->src_y / ydiv) * fb->pitches[i];
+ offset += (hstate->src_x / xdiv) * hstate->bpp[i];
+ hstate->xstride[i] = fb->pitches[i] -
+ ((hstate->src_w / xdiv) *
+ hstate->bpp[i]);
+ hstate->pstride[i] = 0;
break;
}

- state->offsets[i] = offset + fb->offsets[i];
+ hstate->offsets[i] = offset + fb->offsets[i];
}

/*
* Swap width and size in case of 90 or 270 degrees rotation
*/
- if (drm_rotation_90_or_270(state->base.rotation)) {
- swap(state->src_w, state->src_h);
+ if (drm_rotation_90_or_270(hstate->base.rotation)) {
+ swap(hstate->src_w, hstate->src_h);
}

if (!desc->layout.size &&
- (mode->hdisplay != state->crtc_w ||
- mode->vdisplay != state->crtc_h))
+ (mode->hdisplay != hstate->crtc_w ||
+ mode->vdisplay != hstate->crtc_h))
return -EINVAL;

- if ((state->crtc_h != state->src_h || state->crtc_w != state->src_w) &&
+ if ((hstate->crtc_h != hstate->src_h || hstate->crtc_w != hstate->src_w) &&
(!desc->layout.memsize ||
- state->base.fb->format->has_alpha))
+ hstate->base.fb->format->has_alpha))
return -EINVAL;

return 0;
@@ -733,24 +733,24 @@ static void atmel_hlcdc_plane_atomic_update(struct drm_plane *p,
struct drm_plane_state *old_s)
{
struct atmel_hlcdc_plane *plane = drm_plane_to_atmel_hlcdc_plane(p);
- struct atmel_hlcdc_plane_state *state =
+ struct atmel_hlcdc_plane_state *hstate =
drm_plane_state_to_atmel_hlcdc_plane_state(p->state);
u32 sr;

if (!p->state->crtc || !p->state->fb)
return;

- if (!state->base.visible) {
+ if (!hstate->base.visible) {
atmel_hlcdc_plane_atomic_disable(p, old_s);
return;
}

- atmel_hlcdc_plane_update_pos_and_size(plane, state);
- atmel_hlcdc_plane_update_general_settings(plane, state);
- atmel_hlcdc_plane_update_format(plane, state);
- atmel_hlcdc_plane_update_clut(plane, state);
- atmel_hlcdc_plane_update_buffers(plane, state);
- atmel_hlcdc_plane_update_disc_area(plane, state);
+ atmel_hlcdc_plane_update_pos_and_size(plane, hstate);
+ atmel_hlcdc_plane_update_general_settings(plane, hstate);
+ atmel_hlcdc_plane_update_format(plane, hstate);
+ atmel_hlcdc_plane_update_clut(plane, hstate);
+ atmel_hlcdc_plane_update_buffers(plane, hstate);
+ atmel_hlcdc_plane_update_disc_area(plane, hstate);

/* Enable the overrun interrupts. */
atmel_hlcdc_layer_write_reg(&plane->layer, ATMEL_HLCDC_LAYER_IER,
--
2.29.2