Remove the common code from the driver and use the drm_fb_cma_setup_fence() helper instead. Moveover, call the helper from prepare_fb() plane hook .
Signed-off-by: Marek Vasut marex@denx.de Cc: Daniel Vetter daniel.vetter@ffwll.ch Cc: Lucas Stach l.stach@pengutronix.de --- drivers/gpu/drm/imx/imx-drm-core.c | 30 +----------------------------- drivers/gpu/drm/imx/ipuv3-plane.c | 8 ++++++++ 2 files changed, 9 insertions(+), 29 deletions(-)
diff --git a/drivers/gpu/drm/imx/imx-drm-core.c b/drivers/gpu/drm/imx/imx-drm-core.c index 98df09c..c7faa1f 100644 --- a/drivers/gpu/drm/imx/imx-drm-core.c +++ b/drivers/gpu/drm/imx/imx-drm-core.c @@ -18,7 +18,6 @@ #include <linux/dma-buf.h> #include <linux/module.h> #include <linux/platform_device.h> -#include <linux/reservation.h> #include <drm/drmP.h> #include <drm/drm_atomic.h> #include <drm/drm_atomic_helper.h> @@ -151,38 +150,11 @@ static int imx_drm_atomic_check(struct drm_device *dev, return ret; }
-static int imx_drm_atomic_commit(struct drm_device *dev, - struct drm_atomic_state *state, - bool nonblock) -{ - struct drm_plane_state *plane_state; - struct drm_plane *plane; - struct dma_buf *dma_buf; - int i; - - /* - * If the plane fb has an dma-buf attached, fish out the exclusive - * fence for the atomic helper to wait on. - */ - for_each_plane_in_state(state, plane, plane_state, i) { - if ((plane->state->fb != plane_state->fb) && plane_state->fb) { - dma_buf = drm_fb_cma_get_gem_obj(plane_state->fb, - 0)->base.dma_buf; - if (!dma_buf) - continue; - plane_state->fence = - reservation_object_get_excl_rcu(dma_buf->resv); - } - } - - return drm_atomic_helper_commit(dev, state, nonblock); -} - static const struct drm_mode_config_funcs imx_drm_mode_config_funcs = { .fb_create = drm_fb_cma_create, .output_poll_changed = imx_drm_output_poll_changed, .atomic_check = imx_drm_atomic_check, - .atomic_commit = imx_drm_atomic_commit, + .atomic_commit = drm_atomic_helper_commit, };
static void imx_drm_atomic_commit_tail(struct drm_atomic_state *state) diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c index ce22d0a..50615e3 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.c +++ b/drivers/gpu/drm/imx/ipuv3-plane.c @@ -250,6 +250,13 @@ static const struct drm_plane_funcs ipu_plane_funcs = { .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, };
+static int ipu_plane_prepare_fb(struct drm_plane *plane, + struct drm_plane_state *state) +{ + drm_fb_cma_setup_fence(plane, state); + return 0; +} + static int ipu_plane_atomic_check(struct drm_plane *plane, struct drm_plane_state *state) { @@ -442,6 +449,7 @@ static void ipu_plane_atomic_update(struct drm_plane *plane, }
static const struct drm_plane_helper_funcs ipu_plane_helper_funcs = { + .prepare_fb = ipu_plane_prepare_fb, .atomic_check = ipu_plane_atomic_check, .atomic_disable = ipu_plane_atomic_disable, .atomic_update = ipu_plane_atomic_update,