From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio
---
kernel/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c | 46 ++++++++--------------------------------------
1 files changed, 8 insertions(+), 38 deletions(-)
diff --git a/kernel/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c b/kernel/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c
index ec04a69..b319fe7 100644
--- a/kernel/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c
+++ b/kernel/drivers/gpu/drm/omapdrm/omap_gem_dmabuf.c
@@ -1,21 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
* Author: Rob Clark <rob.clark@linaro.org>
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/dma-buf.h>
+#include <linux/highmem.h>
+
+#include <drm/drm_prime.h>
#include "omap_drv.h"
@@ -75,7 +67,7 @@
{
struct drm_gem_object *obj = buffer->priv;
struct page **pages;
- if (omap_gem_flags(obj) & OMAP_BO_TILED) {
+ if (omap_gem_flags(obj) & OMAP_BO_TILED_MASK) {
/* TODO we would need to pin at least part of the buffer to
* get de-tiled view. For now just reject it.
*/
@@ -91,25 +83,6 @@
struct drm_gem_object *obj = buffer->priv;
omap_gem_put_pages(obj);
return 0;
-}
-
-static void *omap_gem_dmabuf_kmap(struct dma_buf *buffer,
- unsigned long page_num)
-{
- struct drm_gem_object *obj = buffer->priv;
- struct page **pages;
- omap_gem_get_pages(obj, &pages, false);
- omap_gem_cpu_sync_page(obj, page_num);
- return kmap(pages[page_num]);
-}
-
-static void omap_gem_dmabuf_kunmap(struct dma_buf *buffer,
- unsigned long page_num, void *addr)
-{
- struct drm_gem_object *obj = buffer->priv;
- struct page **pages;
- omap_gem_get_pages(obj, &pages, false);
- kunmap(pages[page_num]);
}
static int omap_gem_dmabuf_mmap(struct dma_buf *buffer,
@@ -131,13 +104,10 @@
.release = drm_gem_dmabuf_release,
.begin_cpu_access = omap_gem_dmabuf_begin_cpu_access,
.end_cpu_access = omap_gem_dmabuf_end_cpu_access,
- .map = omap_gem_dmabuf_kmap,
- .unmap = omap_gem_dmabuf_kunmap,
.mmap = omap_gem_dmabuf_mmap,
};
-struct dma_buf *omap_gem_prime_export(struct drm_device *dev,
- struct drm_gem_object *obj, int flags)
+struct dma_buf *omap_gem_prime_export(struct drm_gem_object *obj, int flags)
{
DEFINE_DMA_BUF_EXPORT_INFO(exp_info);
@@ -146,7 +116,7 @@
exp_info.flags = flags;
exp_info.priv = obj;
- return drm_gem_dmabuf_export(dev, &exp_info);
+ return drm_gem_dmabuf_export(obj->dev, &exp_info);
}
/* -----------------------------------------------------------------------------
@@ -168,7 +138,7 @@
* Importing dmabuf exported from out own gem increases
* refcount on gem itself instead of f_count of dmabuf.
*/
- drm_gem_object_reference(obj);
+ drm_gem_object_get(obj);
return obj;
}
}
--
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