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drm/imx: Switch to drm_fb_cma_prepare_fb() helper 

Remove the common code from the driver and use the
drm_fb_cma_prepare_fb() 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>
Reviewed-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20161114100732.3446-2-marex@denx.de
Link: http://patchwork.freedesktop.org/patch/msgid/1476451342-146510-1-git-send-email-dvyukov@google.com
This commit is contained in:
Marek Vasut 2016-11-14 11:07:32 +01:00 committed by Daniel Vetter
parent 14d7f96f90
commit 782ea2a493
2 changed files with 2 additions and 31 deletions
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32
drivers/gpu/drm/imx/imx-drm-core.c
View File

@ -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>
@ -151,40 +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;
struct dma_fence *fence;
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;
fence = reservation_object_get_excl_rcu(dma_buf->resv);
drm_atomic_set_fence_for_plane(plane_state, fence);
}
}
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)

1
drivers/gpu/drm/imx/ipuv3-plane.c
View File

@ -468,6 +468,7 @@ static void ipu_plane_atomic_update(struct drm_plane *plane,
}
static const struct drm_plane_helper_funcs ipu_plane_helper_funcs = {
.prepare_fb = drm_fb_cma_prepare_fb,
.atomic_check = ipu_plane_atomic_check,
.atomic_disable = ipu_plane_atomic_disable,
.atomic_update = ipu_plane_atomic_update,