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Message-id: <1324643253-3024-7-git-send-email-m.szyprowski@samsung.com>
Date: Fri, 23 Dec 2011 13:27:25 +0100
From: Marek Szyprowski <m.szyprowski@...sung.com>
To: linux-kernel@...r.kernel.org
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Thomas Gleixner <tglx@...utronix.de>,
Andrew Morton <akpm@...ux-foundation.org>,
Arnd Bergmann <arnd@...db.de>,
Stephen Rothwell <sfr@...b.auug.org.au>,
microblaze-uclinux@...e.uq.edu.au, linux-arch@...r.kernel.org,
x86@...nel.org, linux-sh@...r.kernel.org,
linux-alpha@...r.kernel.org, sparclinux@...r.kernel.org,
linux-ia64@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
linux-mips@...ux-mips.org, discuss@...-64.org,
linux-arm-kernel@...ts.infradead.org, linux-mm@...ck.org,
linaro-mm-sig@...ts.linaro.org, Jonathan Corbet <corbet@....net>,
Marek Szyprowski <m.szyprowski@...sung.com>,
Kyungmin Park <kyungmin.park@...sung.com>,
Andrzej Pietrasiewicz <andrzej.p@...sung.com>
Subject: [PATCH 06/14] SPARC: adapt for dma_map_ops changes
From: Andrzej Pietrasiewicz <andrzej.p@...sung.com>
Adapt core SPARC architecture code for dma_map_ops changes: replace
alloc/free_coherent with generic alloc/free methods.
Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@...sung.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@...sung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@...sung.com>
---
arch/sparc/include/asm/dma-mapping.h | 18 ++++++++++++------
arch/sparc/kernel/iommu.c | 10 ++++++----
arch/sparc/kernel/ioport.c | 18 ++++++++++--------
arch/sparc/kernel/pci_sun4v.c | 9 +++++----
4 files changed, 33 insertions(+), 22 deletions(-)
diff --git a/arch/sparc/include/asm/dma-mapping.h b/arch/sparc/include/asm/dma-mapping.h
index 8c0e4f7..48a7c65 100644
--- a/arch/sparc/include/asm/dma-mapping.h
+++ b/arch/sparc/include/asm/dma-mapping.h
@@ -26,24 +26,30 @@ static inline struct dma_map_ops *get_dma_ops(struct device *dev)
#include <asm-generic/dma-mapping-common.h>
-static inline void *dma_alloc_coherent(struct device *dev, size_t size,
- dma_addr_t *dma_handle, gfp_t flag)
+#define dma_alloc_coherent(d,s,h,f) dma_alloc_attrs(d,s,h,f,NULL)
+
+static inline void *dma_alloc_attrs(struct device *dev, size_t size,
+ dma_addr_t *dma_handle, gfp_t flag,
+ struct dma_attrs *attrs)
{
struct dma_map_ops *ops = get_dma_ops(dev);
void *cpu_addr;
- cpu_addr = ops->alloc_coherent(dev, size, dma_handle, flag);
+ cpu_addr = ops->alloc(dev, size, dma_handle, flag, attrs);
debug_dma_alloc_coherent(dev, size, *dma_handle, cpu_addr);
return cpu_addr;
}
-static inline void dma_free_coherent(struct device *dev, size_t size,
- void *cpu_addr, dma_addr_t dma_handle)
+#define dma_free_coherent(d,s,c,h) dma_free_attrs(d,s,c,h,NULL)
+
+static inline void dma_free_attrs(struct device *dev, size_t size,
+ void *cpu_addr, dma_addr_t dma_handle,
+ struct dma_attrs *attrs)
{
struct dma_map_ops *ops = get_dma_ops(dev);
debug_dma_free_coherent(dev, size, cpu_addr, dma_handle);
- ops->free_coherent(dev, size, cpu_addr, dma_handle);
+ ops->free(dev, size, cpu_addr, dma_handle, attrs);
}
static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
diff --git a/arch/sparc/kernel/iommu.c b/arch/sparc/kernel/iommu.c
index 4643d68..070ed14 100644
--- a/arch/sparc/kernel/iommu.c
+++ b/arch/sparc/kernel/iommu.c
@@ -280,7 +280,8 @@ static inline void iommu_free_ctx(struct iommu *iommu, int ctx)
}
static void *dma_4u_alloc_coherent(struct device *dev, size_t size,
- dma_addr_t *dma_addrp, gfp_t gfp)
+ dma_addr_t *dma_addrp, gfp_t gfp,
+ struct dma_attrs *attrs)
{
unsigned long flags, order, first_page;
struct iommu *iommu;
@@ -330,7 +331,8 @@ static void *dma_4u_alloc_coherent(struct device *dev, size_t size,
}
static void dma_4u_free_coherent(struct device *dev, size_t size,
- void *cpu, dma_addr_t dvma)
+ void *cpu, dma_addr_t dvma,
+ struct dma_attrs *attrs)
{
struct iommu *iommu;
unsigned long flags, order, npages;
@@ -825,8 +827,8 @@ static void dma_4u_sync_sg_for_cpu(struct device *dev,
}
static struct dma_map_ops sun4u_dma_ops = {
- .alloc_coherent = dma_4u_alloc_coherent,
- .free_coherent = dma_4u_free_coherent,
+ .alloc = dma_4u_alloc_coherent,
+ .free = dma_4u_free_coherent,
.map_page = dma_4u_map_page,
.unmap_page = dma_4u_unmap_page,
.map_sg = dma_4u_map_sg,
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index d0479e2..21bd739 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -261,7 +261,8 @@ EXPORT_SYMBOL(sbus_set_sbus64);
* CPU may access them without any explicit flushing.
*/
static void *sbus_alloc_coherent(struct device *dev, size_t len,
- dma_addr_t *dma_addrp, gfp_t gfp)
+ dma_addr_t *dma_addrp, gfp_t gfp,
+ struct dma_attrs *attrs)
{
struct platform_device *op = to_platform_device(dev);
unsigned long len_total = PAGE_ALIGN(len);
@@ -315,7 +316,7 @@ err_nopages:
}
static void sbus_free_coherent(struct device *dev, size_t n, void *p,
- dma_addr_t ba)
+ dma_addr_t ba, struct dma_attrs *attrs)
{
struct resource *res;
struct page *pgv;
@@ -407,8 +408,8 @@ static void sbus_sync_sg_for_device(struct device *dev, struct scatterlist *sg,
}
struct dma_map_ops sbus_dma_ops = {
- .alloc_coherent = sbus_alloc_coherent,
- .free_coherent = sbus_free_coherent,
+ .alloc = sbus_alloc_coherent,
+ .free = sbus_free_coherent,
.map_page = sbus_map_page,
.unmap_page = sbus_unmap_page,
.map_sg = sbus_map_sg,
@@ -436,7 +437,8 @@ arch_initcall(sparc_register_ioport);
* hwdev should be valid struct pci_dev pointer for PCI devices.
*/
static void *pci32_alloc_coherent(struct device *dev, size_t len,
- dma_addr_t *pba, gfp_t gfp)
+ dma_addr_t *pba, gfp_t gfp,
+ struct dma_attrs *attrs)
{
unsigned long len_total = PAGE_ALIGN(len);
void *va;
@@ -489,7 +491,7 @@ err_nopages:
* past this call are illegal.
*/
static void pci32_free_coherent(struct device *dev, size_t n, void *p,
- dma_addr_t ba)
+ dma_addr_t ba, struct dma_attrs *attrs)
{
struct resource *res;
@@ -645,8 +647,8 @@ static void pci32_sync_sg_for_device(struct device *device, struct scatterlist *
}
struct dma_map_ops pci32_dma_ops = {
- .alloc_coherent = pci32_alloc_coherent,
- .free_coherent = pci32_free_coherent,
+ .alloc = pci32_alloc_coherent,
+ .free = pci32_free_coherent,
.map_page = pci32_map_page,
.unmap_page = pci32_unmap_page,
.map_sg = pci32_map_sg,
diff --git a/arch/sparc/kernel/pci_sun4v.c b/arch/sparc/kernel/pci_sun4v.c
index b272cda..a8756e3 100644
--- a/arch/sparc/kernel/pci_sun4v.c
+++ b/arch/sparc/kernel/pci_sun4v.c
@@ -128,7 +128,8 @@ static inline long iommu_batch_end(void)
}
static void *dma_4v_alloc_coherent(struct device *dev, size_t size,
- dma_addr_t *dma_addrp, gfp_t gfp)
+ dma_addr_t *dma_addrp, gfp_t gfp,
+ struct dma_attrs *attrs)
{
unsigned long flags, order, first_page, npages, n;
struct iommu *iommu;
@@ -198,7 +199,7 @@ range_alloc_fail:
}
static void dma_4v_free_coherent(struct device *dev, size_t size, void *cpu,
- dma_addr_t dvma)
+ dma_addr_t dvma, struct dma_attrs *attrs)
{
struct pci_pbm_info *pbm;
struct iommu *iommu;
@@ -527,8 +528,8 @@ static void dma_4v_unmap_sg(struct device *dev, struct scatterlist *sglist,
}
static struct dma_map_ops sun4v_dma_ops = {
- .alloc_coherent = dma_4v_alloc_coherent,
- .free_coherent = dma_4v_free_coherent,
+ .alloc = dma_4v_alloc_coherent,
+ .free = dma_4v_free_coherent,
.map_page = dma_4v_map_page,
.unmap_page = dma_4v_unmap_page,
.map_sg = dma_4v_map_sg,
--
1.7.1.569.g6f426
--
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