From 03b643866d889d6edc87cdcee2b3880b7879a441 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Mon, 12 Jun 2017 19:05:09 +0200 Subject: [PATCH] dma-mapping: remove dmam_free_noncoherent This function was never used since it was added. Signed-off-by: Christoph Hellwig Acked-by: Tejun Heo --- Documentation/driver-model/devres.txt | 1 - drivers/base/dma-mapping.c | 20 -------------------- include/linux/dma-mapping.h | 2 -- 3 files changed, 23 deletions(-) diff --git a/Documentation/driver-model/devres.txt b/Documentation/driver-model/devres.txt index e72587fe477d..9070ff06b558 100644 --- a/Documentation/driver-model/devres.txt +++ b/Documentation/driver-model/devres.txt @@ -243,7 +243,6 @@ DMA dmam_alloc_noncoherent() dmam_declare_coherent_memory() dmam_free_coherent() - dmam_free_noncoherent() dmam_pool_create() dmam_pool_destroy() diff --git a/drivers/base/dma-mapping.c b/drivers/base/dma-mapping.c index f3deb6af42ad..5940c9dace36 100644 --- a/drivers/base/dma-mapping.c +++ b/drivers/base/dma-mapping.c @@ -148,26 +148,6 @@ void *dmam_alloc_noncoherent(struct device *dev, size_t size, } EXPORT_SYMBOL(dmam_alloc_noncoherent); -/** - * dmam_free_coherent - Managed dma_free_noncoherent() - * @dev: Device to free noncoherent memory for - * @size: Size of allocation - * @vaddr: Virtual address of the memory to free - * @dma_handle: DMA handle of the memory to free - * - * Managed dma_free_noncoherent(). - */ -void dmam_free_noncoherent(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle) -{ - struct dma_devres match_data = { size, vaddr, dma_handle }; - - dma_free_noncoherent(dev, size, vaddr, dma_handle); - WARN_ON(!devres_destroy(dev, dmam_noncoherent_release, dmam_match, - &match_data)); -} -EXPORT_SYMBOL(dmam_free_noncoherent); - #ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT static void dmam_coherent_decl_release(struct device *dev, void *res) diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 527f2ed8c645..4038dd34afa3 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -736,8 +736,6 @@ extern void dmam_free_coherent(struct device *dev, size_t size, void *vaddr, dma_addr_t dma_handle); extern void *dmam_alloc_noncoherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp); -extern void dmam_free_noncoherent(struct device *dev, size_t size, void *vaddr, - dma_addr_t dma_handle); #ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT extern int dmam_declare_coherent_memory(struct device *dev, phys_addr_t phys_addr, -- 2.11.0