From b5f0848d0fd3ef5c2a9a750b89329ac211a63462 Mon Sep 17 00:00:00 2001
From: Jacopo Mondi <jacopo@jmondi.org>
Date: Fri, 28 Aug 2020 17:43:38 +0200
Subject: libcamera: raspberrypi: dmaheaps: Add isValid()

Add isValid() method to verify the allocator device has been open
correctly.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
---
 src/libcamera/pipeline/raspberrypi/dma_heaps.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/libcamera/pipeline/raspberrypi')

diff --git a/src/libcamera/pipeline/raspberrypi/dma_heaps.h b/src/libcamera/pipeline/raspberrypi/dma_heaps.h
index ae6be113..79f39c51 100644
--- a/src/libcamera/pipeline/raspberrypi/dma_heaps.h
+++ b/src/libcamera/pipeline/raspberrypi/dma_heaps.h
@@ -18,6 +18,7 @@ class DmaHeap
 public:
 	DmaHeap();
 	~DmaHeap();
+	bool isValid() const { return dmaHeapHandle_ > -1; }
 	FileDescriptor alloc(const char *name, std::size_t size);
 
 private:
-- 
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