Openwrt/target/linux/bcm27xx/patches-5.4/950-0727-dma-buf-heaps-Use-_IOCTL_-for-userspace-IOCTL-identi.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

70 lines
2.4 KiB
Diff

From 8153056fa1d45394057017843070d3a366dbd918 Mon Sep 17 00:00:00 2001
From: "Andrew F. Davis" <afd@ti.com>
Date: Mon, 16 Dec 2019 08:34:04 -0500
Subject: [PATCH] dma-buf: heaps: Use _IOCTL_ for userspace IOCTL
identifier
Commit b3b4346544b571c96d46be615b9db69a601ce4c8 upstream.
This is more consistent with the DMA and DRM frameworks convention. This
patch is only a name change, no logic is changed.
Signed-off-by: Andrew F. Davis <afd@ti.com>
Acked-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20191216133405.1001-2-afd@ti.com
---
drivers/dma-buf/dma-heap.c | 4 ++--
include/uapi/linux/dma-heap.h | 4 ++--
tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c | 2 +-
3 files changed, 5 insertions(+), 5 deletions(-)
--- a/drivers/dma-buf/dma-heap.c
+++ b/drivers/dma-buf/dma-heap.c
@@ -107,7 +107,7 @@ static long dma_heap_ioctl_allocate(stru
}
unsigned int dma_heap_ioctl_cmds[] = {
- DMA_HEAP_IOC_ALLOC,
+ DMA_HEAP_IOCTL_ALLOC,
};
static long dma_heap_ioctl(struct file *file, unsigned int ucmd,
@@ -153,7 +153,7 @@ static long dma_heap_ioctl(struct file *
memset(kdata + in_size, 0, ksize - in_size);
switch (kcmd) {
- case DMA_HEAP_IOC_ALLOC:
+ case DMA_HEAP_IOCTL_ALLOC:
ret = dma_heap_ioctl_allocate(file, kdata);
break;
default:
--- a/include/uapi/linux/dma-heap.h
+++ b/include/uapi/linux/dma-heap.h
@@ -42,12 +42,12 @@ struct dma_heap_allocation_data {
#define DMA_HEAP_IOC_MAGIC 'H'
/**
- * DOC: DMA_HEAP_IOC_ALLOC - allocate memory from pool
+ * DOC: DMA_HEAP_IOCTL_ALLOC - allocate memory from pool
*
* Takes a dma_heap_allocation_data struct and returns it with the fd field
* populated with the dmabuf handle of the allocation.
*/
-#define DMA_HEAP_IOC_ALLOC _IOWR(DMA_HEAP_IOC_MAGIC, 0x0,\
+#define DMA_HEAP_IOCTL_ALLOC _IOWR(DMA_HEAP_IOC_MAGIC, 0x0,\
struct dma_heap_allocation_data)
#endif /* _UAPI_LINUX_DMABUF_POOL_H */
--- a/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
+++ b/tools/testing/selftests/dmabuf-heaps/dmabuf-heap.c
@@ -116,7 +116,7 @@ static int dmabuf_heap_alloc_fdflags(int
if (!dmabuf_fd)
return -EINVAL;
- ret = ioctl(fd, DMA_HEAP_IOC_ALLOC, &data);
+ ret = ioctl(fd, DMA_HEAP_IOCTL_ALLOC, &data);
if (ret < 0)
return ret;
*dmabuf_fd = (int)data.fd;