[PATCH v3 060/105] drm/vc4: crtc: Make state functions public

From: Maxime Ripard
Date: Wed May 27 2020 - 11:56:03 EST


We'll need the CRTC state related functions to be exported so that we can
reuse them for the TXP.

Signed-off-by: Maxime Ripard <maxime@xxxxxxxxxx>
---
drivers/gpu/drm/vc4/vc4_crtc.c | 21 ++++++++++-----------
drivers/gpu/drm/vc4/vc4_drv.h | 10 ++++++++++
2 files changed, 20 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index a577ed8f929f..4df8cc5387a0 100644
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -201,7 +201,7 @@ static bool vc4_crtc_get_scanout_position(struct drm_crtc *crtc,
return ret;
}

-static void vc4_crtc_destroy(struct drm_crtc *crtc)
+void vc4_crtc_destroy(struct drm_crtc *crtc)
{
drm_crtc_cleanup(crtc);
}
@@ -803,11 +803,11 @@ static int vc4_async_page_flip(struct drm_crtc *crtc,
return 0;
}

-static int vc4_page_flip(struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- struct drm_pending_vblank_event *event,
- uint32_t flags,
- struct drm_modeset_acquire_ctx *ctx)
+int vc4_page_flip(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_pending_vblank_event *event,
+ uint32_t flags,
+ struct drm_modeset_acquire_ctx *ctx)
{
if (flags & DRM_MODE_PAGE_FLIP_ASYNC)
return vc4_async_page_flip(crtc, fb, event, flags);
@@ -815,7 +815,7 @@ static int vc4_page_flip(struct drm_crtc *crtc,
return drm_atomic_helper_page_flip(crtc, fb, event, flags, ctx);
}

-static struct drm_crtc_state *vc4_crtc_duplicate_state(struct drm_crtc *crtc)
+struct drm_crtc_state *vc4_crtc_duplicate_state(struct drm_crtc *crtc)
{
struct vc4_crtc_state *vc4_state, *old_vc4_state;

@@ -832,8 +832,8 @@ static struct drm_crtc_state *vc4_crtc_duplicate_state(struct drm_crtc *crtc)
return &vc4_state->base;
}

-static void vc4_crtc_destroy_state(struct drm_crtc *crtc,
- struct drm_crtc_state *state)
+void vc4_crtc_destroy_state(struct drm_crtc *crtc,
+ struct drm_crtc_state *state)
{
struct vc4_dev *vc4 = to_vc4_dev(crtc->dev);
struct vc4_crtc_state *vc4_state = to_vc4_crtc_state(state);
@@ -850,8 +850,7 @@ static void vc4_crtc_destroy_state(struct drm_crtc *crtc,
drm_atomic_helper_crtc_destroy_state(crtc, state);
}

-static void
-vc4_crtc_reset(struct drm_crtc *crtc)
+void vc4_crtc_reset(struct drm_crtc *crtc)
{
if (crtc->state)
vc4_crtc_destroy_state(crtc, crtc->state);
diff --git a/drivers/gpu/drm/vc4/vc4_drv.h b/drivers/gpu/drm/vc4/vc4_drv.h
index 32e9de15262a..da4d2391a4ba 100644
--- a/drivers/gpu/drm/vc4/vc4_drv.h
+++ b/drivers/gpu/drm/vc4/vc4_drv.h
@@ -798,6 +798,16 @@ void vc4_bo_remove_from_purgeable_pool(struct vc4_bo *bo);
/* vc4_crtc.c */
extern struct platform_driver vc4_crtc_driver;
int vc4_crtc_disable_at_boot(struct drm_crtc *crtc);
+void vc4_crtc_destroy(struct drm_crtc *crtc);
+int vc4_page_flip(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_pending_vblank_event *event,
+ uint32_t flags,
+ struct drm_modeset_acquire_ctx *ctx);
+struct drm_crtc_state *vc4_crtc_duplicate_state(struct drm_crtc *crtc);
+void vc4_crtc_destroy_state(struct drm_crtc *crtc,
+ struct drm_crtc_state *state);
+void vc4_crtc_reset(struct drm_crtc *crtc);
void vc4_crtc_handle_vblank(struct vc4_crtc *crtc);
void vc4_crtc_txp_armed(struct drm_crtc_state *state);
void vc4_crtc_get_margins(struct drm_crtc_state *state,
--
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