[PATCH 04/11] backports: add pci_zalloc_consistent()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
 backport/backport-include/asm-generic/pci-dma-compat.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 backport/backport-include/asm-generic/pci-dma-compat.h

diff --git a/backport/backport-include/asm-generic/pci-dma-compat.h b/backport/backport-include/asm-generic/pci-dma-compat.h
new file mode 100644
index 0000000..ed48774
--- /dev/null
+++ b/backport/backport-include/asm-generic/pci-dma-compat.h
@@ -0,0 +1,17 @@
+#ifndef __BACKPORT_ASM_GENERIC_PCI_DMA_COMPAT_H
+#define __BACKPORT_ASM_GENERIC_PCI_DMA_COMPAT_H
+#include_next <asm-generic/pci-dma-compat.h>
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,17,0)
+#define pci_zalloc_consistent LINUX_BACKPORT(pci_zalloc_consistent)
+static inline void *pci_zalloc_consistent(struct pci_dev *hwdev, size_t size,
+					  dma_addr_t *dma_handle)
+{
+	void *ret = pci_alloc_consistent(hwdev, size, dma_handle);
+	if (ret)
+		memset(ret, 0, size);
+	return ret;
+}
+#endif
+
+#endif /* __BACKPORT_ASM_GENERIC_PCI_DMA_COMPAT_H */
-- 
1.9.1

--
To unsubscribe from this list: send the line "unsubscribe backports" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux]     [Linux OMAP]     [Linux MIPS]     [ECOS]     [Asterisk Internet PBX]     [Linux API]

  Powered by Linux