From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/drivers/gpu/drm/tegra/gr2d.c | 23 ++++++++++-------------
1 files changed, 10 insertions(+), 13 deletions(-)
diff --git a/kernel/drivers/gpu/drm/tegra/gr2d.c b/kernel/drivers/gpu/drm/tegra/gr2d.c
index 673059f..1a0d3ba 100644
--- a/kernel/drivers/gpu/drm/tegra/gr2d.c
+++ b/kernel/drivers/gpu/drm/tegra/gr2d.c
@@ -1,13 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2012-2013, NVIDIA Corporation.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/clk.h>
#include <linux/iommu.h>
+#include <linux/module.h>
#include <linux/of_device.h>
#include "drm.h"
@@ -19,7 +17,6 @@
};
struct gr2d {
- struct iommu_group *group;
struct tegra_drm_client client;
struct host1x_channel *channel;
struct clk *clk;
@@ -37,12 +34,12 @@
static int gr2d_init(struct host1x_client *client)
{
struct tegra_drm_client *drm = host1x_to_drm_client(client);
- struct drm_device *dev = dev_get_drvdata(client->parent);
+ struct drm_device *dev = dev_get_drvdata(client->host);
unsigned long flags = HOST1X_SYNCPT_HAS_BASE;
struct gr2d *gr2d = to_gr2d(drm);
int err;
- gr2d->channel = host1x_channel_request(client->dev);
+ gr2d->channel = host1x_channel_request(client);
if (!gr2d->channel)
return -ENOMEM;
@@ -53,9 +50,8 @@
goto put;
}
- gr2d->group = host1x_client_iommu_attach(client, false);
- if (IS_ERR(gr2d->group)) {
- err = PTR_ERR(gr2d->group);
+ err = host1x_client_iommu_attach(client);
+ if (err < 0) {
dev_err(client->dev, "failed to attach to domain: %d\n", err);
goto free;
}
@@ -69,7 +65,7 @@
return 0;
detach:
- host1x_client_iommu_detach(client, gr2d->group);
+ host1x_client_iommu_detach(client);
free:
host1x_syncpt_free(client->syncpts[0]);
put:
@@ -80,7 +76,7 @@
static int gr2d_exit(struct host1x_client *client)
{
struct tegra_drm_client *drm = host1x_to_drm_client(client);
- struct drm_device *dev = dev_get_drvdata(client->parent);
+ struct drm_device *dev = dev_get_drvdata(client->host);
struct tegra_drm *tegra = dev->dev_private;
struct gr2d *gr2d = to_gr2d(drm);
int err;
@@ -89,7 +85,7 @@
if (err < 0)
return err;
- host1x_client_iommu_detach(client, gr2d->group);
+ host1x_client_iommu_detach(client);
host1x_syncpt_free(client->syncpts[0]);
host1x_channel_put(gr2d->channel);
@@ -181,6 +177,7 @@
GR2D_DSTC_BASE_ADDR,
GR2D_SRCA_BASE_ADDR,
GR2D_SRCB_BASE_ADDR,
+ GR2D_PATBASE_ADDR,
GR2D_SRC_BASE_ADDR_SB,
GR2D_DSTA_BASE_ADDR_SB,
GR2D_DSTB_BASE_ADDR_SB,
--
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