openwrt/target/linux/bcm27xx/patches-5.4/950-0716-udmabuf-Remove-deleted-map-unmap-handlers.patch
Álvaro Fernández Rojas f07e572f64 bcm27xx: import latest patches from the RPi foundation
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2021-02-18 23:42:32 +01:00

53 lines
1.6 KiB
Diff

From b1f02a027329f23272bd89c80a3f51ff64377fc2 Mon Sep 17 00:00:00 2001
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Date: Tue, 26 Nov 2019 15:25:16 +0100
Subject: [PATCH] udmabuf: Remove deleted map/unmap handlers.
Commit 19d32ace8b6acebc45da1ea748000ac79ccc7721 upstream.
Commit 7f0de8d80816 ("dma-buf: Drop dma_buf_k(un)map") removed map/unmap
handlers, but they still existed in udmabuf. Remove them there as well
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Fixes: 7f0de8d80816 ("dma-buf: Drop dma_buf_k(un)map")
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: linux-media@vger.kernel.org
Cc: linaro-mm-sig@lists.linaro.org
Cc: dri-devel@lists.freedesktop.org
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20191126142516.630200-1-maarten.lankhorst@linux.intel.com
---
drivers/dma-buf/udmabuf.c | 16 ----------------
1 file changed, 16 deletions(-)
--- a/drivers/dma-buf/udmabuf.c
+++ b/drivers/dma-buf/udmabuf.c
@@ -93,26 +93,10 @@ static void release_udmabuf(struct dma_b
kfree(ubuf);
}
-static void *kmap_udmabuf(struct dma_buf *buf, unsigned long page_num)
-{
- struct udmabuf *ubuf = buf->priv;
- struct page *page = ubuf->pages[page_num];
-
- return kmap(page);
-}
-
-static void kunmap_udmabuf(struct dma_buf *buf, unsigned long page_num,
- void *vaddr)
-{
- kunmap(vaddr);
-}
-
static const struct dma_buf_ops udmabuf_ops = {
.map_dma_buf = map_udmabuf,
.unmap_dma_buf = unmap_udmabuf,
.release = release_udmabuf,
- .map = kmap_udmabuf,
- .unmap = kunmap_udmabuf,
.mmap = mmap_udmabuf,
};