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>

1 files changed, 69 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.4/950-0727-dma-buf-heaps-Use-_IOCTL_-for-userspace-IOCTL-identi.patch b/target/linux/bcm27xx/patches-5.4/950-0727-dma-buf-heaps-Use-_IOCTL_-for-userspace-IOCTL-identi.patch
new file mode 100644
index 0000000000..a949831525
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0727-dma-buf-heaps-Use-_IOCTL_-for-userspace-IOCTL-identi.patch
@@ -0,0 +1,69 @@
+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;