From: "james qian wang (Arm Technology China)" <james.qian.wang@arm.com>
To: Liviu Dudau <Liviu.Dudau@arm.com>,
"airlied@linux.ie" <airlied@linux.ie>,
Brian Starkey <Brian.Starkey@arm.com>,
"maarten.lankhorst@linux.intel.com"
<maarten.lankhorst@linux.intel.com>,
"sean@poorly.run" <sean@poorly.run>
Cc: "Jonathan Chai (Arm Technology China)" <Jonathan.Chai@arm.com>,
"Julien Yin (Arm Technology China)" <Julien.Yin@arm.com>,
"thomas Sun (Arm Technology China)" <thomas.Sun@arm.com>,
"Lowry Li (Arm Technology China)" <Lowry.Li@arm.com>,
Ayan Halder <Ayan.Halder@arm.com>,
"Tiannan Zhu (Arm Technology China)" <Tiannan.Zhu@arm.com>,
"Yiqi Kang (Arm Technology China)" <Yiqi.Kang@arm.com>,
nd <nd@arm.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"james qian wang (Arm Technology China)"
<james.qian.wang@arm.com>
Subject: [PATCH v1 1/6] drm/komeda: Attach scaler to drm as private object
Date: Mon, 15 Apr 2019 07:09:04 +0000 [thread overview]
Message-ID: <20190415070828.24075-2-james.qian.wang@arm.com> (raw)
In-Reply-To: <20190415070828.24075-1-james.qian.wang@arm.com>
According to the komeda pipeline configuration, attach scaler to drm as
private object.
Signed-off-by: James Qian Wang (Arm Technology China) <james.qian.wang@arm.com>
---
.../arm/display/komeda/komeda_private_obj.c | 49 +++++++++++++++++++
1 file changed, 49 insertions(+)
diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_private_obj.c b/drivers/gpu/drm/arm/display/komeda/komeda_private_obj.c
index d53bd6c23c5d..bac90ab8fdc9 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_private_obj.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_private_obj.c
@@ -60,6 +60,49 @@ static int komeda_layer_obj_add(struct komeda_kms_dev *kms,
return 0;
}
+static struct drm_private_state *
+komeda_scaler_atomic_duplicate_state(struct drm_private_obj *obj)
+{
+ struct komeda_scaler_state *st;
+
+ st = kmemdup(obj->state, sizeof(*st), GFP_KERNEL);
+ if (!st)
+ return NULL;
+
+ komeda_component_state_reset(&st->base);
+ __drm_atomic_helper_private_obj_duplicate_state(obj, &st->base.obj);
+
+ return &st->base.obj;
+}
+
+static void
+komeda_scaler_atomic_destroy_state(struct drm_private_obj *obj,
+ struct drm_private_state *state)
+{
+ kfree(to_scaler_st(priv_to_comp_st(state)));
+}
+
+static const struct drm_private_state_funcs komeda_scaler_obj_funcs = {
+ .atomic_duplicate_state = komeda_scaler_atomic_duplicate_state,
+ .atomic_destroy_state = komeda_scaler_atomic_destroy_state,
+};
+
+static int komeda_scaler_obj_add(struct komeda_kms_dev *kms,
+ struct komeda_scaler *scaler)
+{
+ struct komeda_scaler_state *st;
+
+ st = kzalloc(sizeof(*st), GFP_KERNEL);
+ if (!st)
+ return -ENOMEM;
+
+ st->base.component = &scaler->base;
+ drm_atomic_private_obj_init(&kms->base,
+ &scaler->base.obj, &st->base.obj,
+ &komeda_scaler_obj_funcs);
+ return 0;
+}
+
static struct drm_private_state *
komeda_compiz_atomic_duplicate_state(struct drm_private_obj *obj)
{
@@ -258,6 +301,12 @@ int komeda_kms_add_private_objs(struct komeda_kms_dev *kms,
return err;
}
+ for (j = 0; j < pipe->n_scalers; j++) {
+ err = komeda_scaler_obj_add(kms, pipe->scalers[j]);
+ if (err)
+ return err;
+ }
+
err = komeda_compiz_obj_add(kms, pipe->compiz);
if (err)
return err;
--
2.17.1
next prev parent reply other threads:[~2019-04-15 7:09 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-15 7:08 [PATCH v1 0/6] Added scaler support for komeda james qian wang (Arm Technology China)
2019-04-15 7:09 ` james qian wang (Arm Technology China) [this message]
2019-04-15 7:09 ` [PATCH v1 2/6] drm/komeda: Add the initial scaler support for CORE james qian wang (Arm Technology China)
2019-04-15 7:09 ` [PATCH v1 3/6] drm/komeda: Implement D71 scaler support james qian wang (Arm Technology China)
2019-04-15 7:09 ` [PATCH v1 4/6] drm/komeda: Add writeback scaling support james qian wang (Arm Technology China)
2019-04-15 7:09 ` [PATCH v1 5/6] drm/komeda: Add engine clock requirement check for the downscaling james qian wang (Arm Technology China)
2019-04-15 7:09 ` [PATCH v1 6/6] drm/komeda: Add image enhancement support james qian wang (Arm Technology China)
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