Remove the common code from the driver and use the
drm_fb_cma_extract_and_attach_fence() helper instead.
Moveover, call the helper from prepare_fb() plane hook .
Signed-off-by: Marek Vasut <marex@xxxxxxx>
Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
Cc: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
---
V2: - Rename the function to drm_fb_cma_extract_and_attach_fence()
- Add missing newline
---
drivers/gpu/drm/imx/imx-drm-core.c | 30 +-----------------------------
drivers/gpu/drm/imx/ipuv3-plane.c | 9 +++++++++
2 files changed, 10 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..eb115a3 100644
--- a/drivers/gpu/drm/imx/ipuv3-plane.c
+++ b/drivers/gpu/drm/imx/ipuv3-plane.c
@@ -250,6 +250,14 @@ 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_extract_and_attach_fence(plane, state);
+
+ return 0;
+}
+
static int ipu_plane_atomic_check(struct drm_plane *plane,
struct drm_plane_state *state)
{
@@ -442,6 +450,7 @@ 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,
--
2.9.3
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