Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932435AbbHXTO0 (ORCPT ); Mon, 24 Aug 2015 15:14:26 -0400 Received: from mail-pa0-f47.google.com ([209.85.220.47]:33910 "EHLO mail-pa0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932185AbbHXTOU (ORCPT ); Mon, 24 Aug 2015 15:14:20 -0400 From: "Luis R. Rodriguez" To: mingo@kernel.org Cc: bp@suse.de, bhelgaas@google.com, tomi.valkeinen@ti.com, airlied@linux.ie, linux-fbdev@vger.kernel.org, luto@amacapital.net, vinod.koul@intel.com, dan.j.williams@intel.com, toshi.kani@hp.com, benh@kernel.crashing.org, mst@redhat.com, akpm@linux-foundation.org, daniel.vetter@ffwll.ch, konrad.wilk@oracle.com, x86@kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, xen-devel@lists.xensource.com, "Luis R. Rodriguez" Subject: [PATCH v4 10/11] dma: rename dma_*_writecombine() to dma_*_wc() Date: Mon, 24 Aug 2015 12:13:32 -0700 Message-Id: <1440443613-13696-11-git-send-email-mcgrof@do-not-panic.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1440443613-13696-1-git-send-email-mcgrof@do-not-panic.com> References: <1440443613-13696-1-git-send-email-mcgrof@do-not-panic.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 48845 Lines: 1247 From: "Luis R. Rodriguez" Rename dma_*_writecombine() to dma_*_wc(), so that the naming is coherent across the various write-combining APIs. The following Coccinelle SmPL patch was used for this simple transformation: @ rename_dma_alloc_writecombine @ expression dev, size, dma_addr, gfp; @@ -dma_alloc_writecombine(dev, size, dma_addr, gfp) +dma_alloc_wc(dev, size, dma_addr, gfp) @ rename_dma_free_writecombine @ expression dev, size, cpu_addr, dma_addr; @@ -dma_free_writecombine(dev, size, cpu_addr, dma_addr) +dma_free_wc(dev, size, cpu_addr, dma_addr) @ rename_dma_mmap_writecombine @ expression dev, vma, cpu_addr, dma_addr, size; @@ -dma_mmap_writecombine(dev, vma, cpu_addr, dma_addr, size) +dma_mmap_wc(dev, vma, cpu_addr, dma_addr, size) Generated-by: Coccinelle SmPL Suggested-by: Ingo Molnar Signed-off-by: Luis R. Rodriguez --- arch/arm/mach-lpc32xx/phy3250.c | 13 ++++++------- arch/arm/mach-netx/fb.c | 14 ++++++-------- arch/arm/mach-nspire/clcd.c | 13 ++++++------- arch/avr32/include/asm/dma-mapping.h | 20 ++++++++++---------- arch/avr32/mm/dma-coherent.c | 12 ++++++------ arch/metag/include/asm/dma-mapping.h | 4 ++-- arch/metag/kernel/dma.c | 6 +++--- drivers/dma/iop-adma.c | 8 ++++---- drivers/dma/mv_xor.c | 4 ++-- drivers/dma/qcom_bam_dma.c | 14 +++++++------- drivers/gpu/drm/drm_gem_cma_helper.c | 13 ++++++------- drivers/gpu/drm/omapdrm/omap_dmm_tiler.c | 13 ++++++------- drivers/gpu/drm/omapdrm/omap_gem.c | 8 ++++---- drivers/gpu/drm/sti/sti_cursor.c | 13 ++++++------- drivers/gpu/drm/sti/sti_gdp.c | 3 +-- drivers/gpu/drm/sti/sti_hqvdp.c | 6 +++--- drivers/gpu/drm/tegra/gem.c | 11 +++++------ drivers/gpu/host1x/cdma.c | 8 ++++---- drivers/gpu/host1x/job.c | 10 ++++------ drivers/media/platform/coda/coda-bit.c | 10 +++++----- drivers/video/fbdev/acornfb.c | 4 ++-- drivers/video/fbdev/amba-clcd-versatile.c | 14 ++++++-------- drivers/video/fbdev/amba-clcd.c | 4 ++-- drivers/video/fbdev/atmel_lcdfb.c | 9 +++++---- drivers/video/fbdev/ep93xx-fb.c | 9 +++------ drivers/video/fbdev/gbefb.c | 8 ++++---- drivers/video/fbdev/imxfb.c | 12 ++++++------ drivers/video/fbdev/mx3fb.c | 9 ++++----- drivers/video/fbdev/nuc900fb.c | 8 ++++---- drivers/video/fbdev/omap/lcdc.c | 16 ++++++++-------- drivers/video/fbdev/pxa168fb.c | 8 ++++---- drivers/video/fbdev/pxafb.c | 4 ++-- drivers/video/fbdev/s3c-fb.c | 7 +++---- drivers/video/fbdev/s3c2410fb.c | 8 ++++---- drivers/video/fbdev/sa1100fb.c | 8 ++++---- include/linux/dma-mapping.h | 16 ++++++++-------- sound/arm/pxa2xx-pcm-lib.c | 20 ++++++++------------ sound/soc/fsl/imx-pcm-fiq.c | 10 ++++------ sound/soc/nuc900/nuc900-pcm.c | 6 ++---- sound/soc/omap/omap-pcm.c | 12 ++++-------- 40 files changed, 183 insertions(+), 212 deletions(-) diff --git a/arch/arm/mach-lpc32xx/phy3250.c b/arch/arm/mach-lpc32xx/phy3250.c index 77d6b1bab278..ee06fabdf60e 100644 --- a/arch/arm/mach-lpc32xx/phy3250.c +++ b/arch/arm/mach-lpc32xx/phy3250.c @@ -86,8 +86,8 @@ static int lpc32xx_clcd_setup(struct clcd_fb *fb) { dma_addr_t dma; - fb->fb.screen_base = dma_alloc_writecombine(&fb->dev->dev, - PANEL_SIZE, &dma, GFP_KERNEL); + fb->fb.screen_base = dma_alloc_wc(&fb->dev->dev, PANEL_SIZE, &dma, + GFP_KERNEL); if (!fb->fb.screen_base) { printk(KERN_ERR "CLCD: unable to map framebuffer\n"); return -ENOMEM; @@ -116,15 +116,14 @@ static int lpc32xx_clcd_setup(struct clcd_fb *fb) static int lpc32xx_clcd_mmap(struct clcd_fb *fb, struct vm_area_struct *vma) { - return dma_mmap_writecombine(&fb->dev->dev, vma, - fb->fb.screen_base, fb->fb.fix.smem_start, - fb->fb.fix.smem_len); + return dma_mmap_wc(&fb->dev->dev, vma, fb->fb.screen_base, + fb->fb.fix.smem_start, fb->fb.fix.smem_len); } static void lpc32xx_clcd_remove(struct clcd_fb *fb) { - dma_free_writecombine(&fb->dev->dev, fb->fb.fix.smem_len, - fb->fb.screen_base, fb->fb.fix.smem_start); + dma_free_wc(&fb->dev->dev, fb->fb.fix.smem_len, fb->fb.screen_base, + fb->fb.fix.smem_start); } /* diff --git a/arch/arm/mach-netx/fb.c b/arch/arm/mach-netx/fb.c index d122ee6ab991..8814ee5e98fd 100644 --- a/arch/arm/mach-netx/fb.c +++ b/arch/arm/mach-netx/fb.c @@ -42,8 +42,8 @@ int netx_clcd_setup(struct clcd_fb *fb) fb->panel = netx_panel; - fb->fb.screen_base = dma_alloc_writecombine(&fb->dev->dev, 1024*1024, - &dma, GFP_KERNEL); + fb->fb.screen_base = dma_alloc_wc(&fb->dev->dev, 1024 * 1024, &dma, + GFP_KERNEL); if (!fb->fb.screen_base) { printk(KERN_ERR "CLCD: unable to map framebuffer\n"); return -ENOMEM; @@ -57,16 +57,14 @@ int netx_clcd_setup(struct clcd_fb *fb) int netx_clcd_mmap(struct clcd_fb *fb, struct vm_area_struct *vma) { - return dma_mmap_writecombine(&fb->dev->dev, vma, - fb->fb.screen_base, - fb->fb.fix.smem_start, - fb->fb.fix.smem_len); + return dma_mmap_wc(&fb->dev->dev, vma, fb->fb.screen_base, + fb->fb.fix.smem_start, fb->fb.fix.smem_len); } void netx_clcd_remove(struct clcd_fb *fb) { - dma_free_writecombine(&fb->dev->dev, fb->fb.fix.smem_len, - fb->fb.screen_base, fb->fb.fix.smem_start); + dma_free_wc(&fb->dev->dev, fb->fb.fix.smem_len, fb->fb.screen_base, + fb->fb.fix.smem_start); } static AMBA_AHB_DEVICE(fb, "fb", 0, 0x00104000, { NETX_IRQ_LCD }, NULL); diff --git a/arch/arm/mach-nspire/clcd.c b/arch/arm/mach-nspire/clcd.c index abea12617b17..ea0e5b2ca1cd 100644 --- a/arch/arm/mach-nspire/clcd.c +++ b/arch/arm/mach-nspire/clcd.c @@ -90,8 +90,8 @@ int nspire_clcd_setup(struct clcd_fb *fb) panel_size = ((panel->mode.xres * panel->mode.yres) * panel->bpp) / 8; panel_size = ALIGN(panel_size, PAGE_SIZE); - fb->fb.screen_base = dma_alloc_writecombine(&fb->dev->dev, - panel_size, &dma, GFP_KERNEL); + fb->fb.screen_base = dma_alloc_wc(&fb->dev->dev, panel_size, &dma, + GFP_KERNEL); if (!fb->fb.screen_base) { pr_err("CLCD: unable to map framebuffer\n"); @@ -107,13 +107,12 @@ int nspire_clcd_setup(struct clcd_fb *fb) int nspire_clcd_mmap(struct clcd_fb *fb, struct vm_area_struct *vma) { - return dma_mmap_writecombine(&fb->dev->dev, vma, - fb->fb.screen_base, fb->fb.fix.smem_start, - fb->fb.fix.smem_len); + return dma_mmap_wc(&fb->dev->dev, vma, fb->fb.screen_base, + fb->fb.fix.smem_start, fb->fb.fix.smem_len); } void nspire_clcd_remove(struct clcd_fb *fb) { - dma_free_writecombine(&fb->dev->dev, fb->fb.fix.smem_len, - fb->fb.screen_base, fb->fb.fix.smem_start); + dma_free_wc(&fb->dev->dev, fb->fb.fix.smem_len, fb->fb.screen_base, + fb->fb.fix.smem_start); } diff --git a/arch/avr32/include/asm/dma-mapping.h b/arch/avr32/include/asm/dma-mapping.h index ae7ac9205d20..b43b11d1c7c0 100644 --- a/arch/avr32/include/asm/dma-mapping.h +++ b/arch/avr32/include/asm/dma-mapping.h @@ -71,7 +71,7 @@ extern void dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, dma_addr_t handle); /** - * dma_alloc_writecombine - allocate write-combining memory for DMA + * dma_alloc_wc - allocate write-combining memory for DMA * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices * @size: required memory size * @handle: bus-specific DMA address @@ -81,24 +81,24 @@ extern void dma_free_coherent(struct device *dev, size_t size, * return the CPU-viewed address, and sets @handle to be the * device-viewed address. */ -extern void *dma_alloc_writecombine(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t gfp); +extern void *dma_alloc_wc(struct device *dev, size_t size, + dma_addr_t *handle, gfp_t gfp); /** - * dma_free_coherent - free memory allocated by dma_alloc_writecombine + * dma_free_coherent - free memory allocated by dma_alloc_wc * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices - * @size: size of memory originally requested in dma_alloc_writecombine - * @cpu_addr: CPU-view address returned from dma_alloc_writecombine - * @handle: device-view address returned from dma_alloc_writecombine + * @size: size of memory originally requested in dma_alloc_wc + * @cpu_addr: CPU-view address returned from dma_alloc_wc + * @handle: device-view address returned from dma_alloc_wc * * Free (and unmap) a DMA buffer previously allocated by - * dma_alloc_writecombine(). + * dma_alloc_wc(). * * References to memory and mappings associated with cpu_addr/handle * during and after this call executing are illegal. */ -extern void dma_free_writecombine(struct device *dev, size_t size, - void *cpu_addr, dma_addr_t handle); +extern void dma_free_wc(struct device *dev, size_t size, + void *cpu_addr, dma_addr_t handle); /** * dma_map_single - map a single buffer for streaming DMA diff --git a/arch/avr32/mm/dma-coherent.c b/arch/avr32/mm/dma-coherent.c index 50cdb5b10f0f..5d029d202a2a 100644 --- a/arch/avr32/mm/dma-coherent.c +++ b/arch/avr32/mm/dma-coherent.c @@ -121,8 +121,8 @@ void dma_free_coherent(struct device *dev, size_t size, } EXPORT_SYMBOL(dma_free_coherent); -void *dma_alloc_writecombine(struct device *dev, size_t size, - dma_addr_t *handle, gfp_t gfp) +void *dma_alloc_wc(struct device *dev, size_t size, + dma_addr_t *handle, gfp_t gfp) { struct page *page; dma_addr_t phys; @@ -137,10 +137,10 @@ void *dma_alloc_writecombine(struct device *dev, size_t size, /* Now, map the page into P3 with write-combining turned on */ return __ioremap(phys, size, _PAGE_BUFFER); } -EXPORT_SYMBOL(dma_alloc_writecombine); +EXPORT_SYMBOL(dma_alloc_wc); -void dma_free_writecombine(struct device *dev, size_t size, - void *cpu_addr, dma_addr_t handle) +void dma_free_wc(struct device *dev, size_t size, + void *cpu_addr, dma_addr_t handle) { struct page *page; @@ -149,4 +149,4 @@ void dma_free_writecombine(struct device *dev, size_t size, page = phys_to_page(handle); __dma_free(dev, size, page, handle); } -EXPORT_SYMBOL(dma_free_writecombine); +EXPORT_SYMBOL(dma_free_wc); diff --git a/arch/metag/include/asm/dma-mapping.h b/arch/metag/include/asm/dma-mapping.h index eb5cdec94be0..d727deae083a 100644 --- a/arch/metag/include/asm/dma-mapping.h +++ b/arch/metag/include/asm/dma-mapping.h @@ -23,8 +23,8 @@ void dma_sync_for_cpu(void *vaddr, size_t size, int dma_direction); int dma_mmap_coherent(struct device *dev, struct vm_area_struct *vma, void *cpu_addr, dma_addr_t dma_addr, size_t size); -int dma_mmap_writecombine(struct device *dev, struct vm_area_struct *vma, - void *cpu_addr, dma_addr_t dma_addr, size_t size); +int dma_mmap_wc(struct device *dev, struct vm_area_struct *vma, + void *cpu_addr, dma_addr_t dma_addr, size_t size); static inline dma_addr_t dma_map_single(struct device *dev, void *ptr, size_t size, diff --git a/arch/metag/kernel/dma.c b/arch/metag/kernel/dma.c index c700d625067a..89138b4f717a 100644 --- a/arch/metag/kernel/dma.c +++ b/arch/metag/kernel/dma.c @@ -372,13 +372,13 @@ int dma_mmap_coherent(struct device *dev, struct vm_area_struct *vma, } EXPORT_SYMBOL(dma_mmap_coherent); -int dma_mmap_writecombine(struct device *dev, struct vm_area_struct *vma, - void *cpu_addr, dma_addr_t dma_addr, size_t size) +int dma_mmap_wc(struct device *dev, struct vm_area_struct *vma, + void *cpu_addr, dma_addr_t dma_addr, size_t size) { vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); return dma_mmap(dev, vma, cpu_addr, dma_addr, size); } -EXPORT_SYMBOL(dma_mmap_writecombine); +EXPORT_SYMBOL(dma_mmap_wc); diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c index e4f43125e0fb..f039cfadf17b 100644 --- a/drivers/dma/iop-adma.c +++ b/drivers/dma/iop-adma.c @@ -1300,10 +1300,10 @@ static int iop_adma_probe(struct platform_device *pdev) * note: writecombine gives slightly better performance, but * requires that we explicitly flush the writes */ - adev->dma_desc_pool_virt = dma_alloc_writecombine(&pdev->dev, - plat_data->pool_size, - &adev->dma_desc_pool, - GFP_KERNEL); + adev->dma_desc_pool_virt = dma_alloc_wc(&pdev->dev, + plat_data->pool_size, + &adev->dma_desc_pool, + GFP_KERNEL); if (!adev->dma_desc_pool_virt) { ret = -ENOMEM; goto err_free_adev; diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c index 1c2de9a834a9..c277b9af3c2d 100644 --- a/drivers/dma/mv_xor.c +++ b/drivers/dma/mv_xor.c @@ -1000,8 +1000,8 @@ mv_xor_channel_add(struct mv_xor_device *xordev, * requires that we explicitly flush the writes */ mv_chan->dma_desc_pool_virt = - dma_alloc_writecombine(&pdev->dev, MV_XOR_POOL_SIZE, - &mv_chan->dma_desc_pool, GFP_KERNEL); + dma_alloc_wc(&pdev->dev, MV_XOR_POOL_SIZE, &mv_chan->dma_desc_pool, + GFP_KERNEL); if (!mv_chan->dma_desc_pool_virt) return ERR_PTR(-ENOMEM); diff --git a/drivers/dma/qcom_bam_dma.c b/drivers/dma/qcom_bam_dma.c index 5a250cdc8376..d34aef7a101b 100644 --- a/drivers/dma/qcom_bam_dma.c +++ b/drivers/dma/qcom_bam_dma.c @@ -502,8 +502,8 @@ static int bam_alloc_chan(struct dma_chan *chan) return 0; /* allocate FIFO descriptor space, but only if necessary */ - bchan->fifo_virt = dma_alloc_writecombine(bdev->dev, BAM_DESC_FIFO_SIZE, - &bchan->fifo_phys, GFP_KERNEL); + bchan->fifo_virt = dma_alloc_wc(bdev->dev, BAM_DESC_FIFO_SIZE, + &bchan->fifo_phys, GFP_KERNEL); if (!bchan->fifo_virt) { dev_err(bdev->dev, "Failed to allocate desc fifo\n"); @@ -538,8 +538,8 @@ static void bam_free_chan(struct dma_chan *chan) bam_reset_channel(bchan); spin_unlock_irqrestore(&bchan->vc.lock, flags); - dma_free_writecombine(bdev->dev, BAM_DESC_FIFO_SIZE, bchan->fifo_virt, - bchan->fifo_phys); + dma_free_wc(bdev->dev, BAM_DESC_FIFO_SIZE, bchan->fifo_virt, + bchan->fifo_phys); bchan->fifo_virt = NULL; /* mask irq for pipe/channel */ @@ -1231,9 +1231,9 @@ static int bam_dma_remove(struct platform_device *pdev) bam_dma_terminate_all(&bdev->channels[i].vc.chan); tasklet_kill(&bdev->channels[i].vc.task); - dma_free_writecombine(bdev->dev, BAM_DESC_FIFO_SIZE, - bdev->channels[i].fifo_virt, - bdev->channels[i].fifo_phys); + dma_free_wc(bdev->dev, BAM_DESC_FIFO_SIZE, + bdev->channels[i].fifo_virt, + bdev->channels[i].fifo_phys); } tasklet_kill(&bdev->task); diff --git a/drivers/gpu/drm/drm_gem_cma_helper.c b/drivers/gpu/drm/drm_gem_cma_helper.c index 86cc793cdf79..07b571d70a8d 100644 --- a/drivers/gpu/drm/drm_gem_cma_helper.c +++ b/drivers/gpu/drm/drm_gem_cma_helper.c @@ -107,8 +107,8 @@ struct drm_gem_cma_object *drm_gem_cma_create(struct drm_device *drm, if (IS_ERR(cma_obj)) return cma_obj; - cma_obj->vaddr = dma_alloc_writecombine(drm->dev, size, - &cma_obj->paddr, GFP_KERNEL | __GFP_NOWARN); + cma_obj->vaddr = dma_alloc_wc(drm->dev, size, &cma_obj->paddr, + GFP_KERNEL | __GFP_NOWARN); if (!cma_obj->vaddr) { dev_err(drm->dev, "failed to allocate buffer with size %zu\n", size); @@ -190,8 +190,8 @@ void drm_gem_cma_free_object(struct drm_gem_object *gem_obj) cma_obj = to_drm_gem_cma_obj(gem_obj); if (cma_obj->vaddr) { - dma_free_writecombine(gem_obj->dev->dev, cma_obj->base.size, - cma_obj->vaddr, cma_obj->paddr); + dma_free_wc(gem_obj->dev->dev, cma_obj->base.size, + cma_obj->vaddr, cma_obj->paddr); } else if (gem_obj->import_attach) { drm_prime_gem_destroy(gem_obj, cma_obj->sgt); } @@ -322,9 +322,8 @@ static int drm_gem_cma_mmap_obj(struct drm_gem_cma_object *cma_obj, vma->vm_flags &= ~VM_PFNMAP; vma->vm_pgoff = 0; - ret = dma_mmap_writecombine(cma_obj->base.dev->dev, vma, - cma_obj->vaddr, cma_obj->paddr, - vma->vm_end - vma->vm_start); + ret = dma_mmap_wc(cma_obj->base.dev->dev, vma, cma_obj->vaddr, + cma_obj->paddr, vma->vm_end - vma->vm_start); if (ret) drm_gem_vm_close(vma); diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c index 7841970de48d..43f0697ce752 100644 --- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c +++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c @@ -570,10 +570,9 @@ static int omap_dmm_remove(struct platform_device *dev) kfree(omap_dmm->engines); if (omap_dmm->refill_va) - dma_free_writecombine(omap_dmm->dev, - REFILL_BUFFER_SIZE * omap_dmm->num_engines, - omap_dmm->refill_va, - omap_dmm->refill_pa); + dma_free_wc(omap_dmm->dev, + REFILL_BUFFER_SIZE * omap_dmm->num_engines, + omap_dmm->refill_va, omap_dmm->refill_pa); if (omap_dmm->dummy_page) __free_page(omap_dmm->dummy_page); @@ -698,9 +697,9 @@ static int omap_dmm_probe(struct platform_device *dev) omap_dmm->dummy_pa = page_to_phys(omap_dmm->dummy_page); /* alloc refill memory */ - omap_dmm->refill_va = dma_alloc_writecombine(&dev->dev, - REFILL_BUFFER_SIZE * omap_dmm->num_engines, - &omap_dmm->refill_pa, GFP_KERNEL); + omap_dmm->refill_va = dma_alloc_wc(&dev->dev, + REFILL_BUFFER_SIZE * omap_dmm->num_engines, + &omap_dmm->refill_pa, GFP_KERNEL); if (!omap_dmm->refill_va) { dev_err(&dev->dev, "could not allocate refill memory\n"); goto fail; diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c index 7ed08fdc4c42..b20909a78775 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem.c +++ b/drivers/gpu/drm/omapdrm/omap_gem.c @@ -1295,8 +1295,8 @@ void omap_gem_free_object(struct drm_gem_object *obj) omap_gem_detach_pages(obj); if (!is_shmem(obj)) { - dma_free_writecombine(dev->dev, obj->size, - omap_obj->vaddr, omap_obj->paddr); + dma_free_wc(dev->dev, obj->size, omap_obj->vaddr, + omap_obj->paddr); } else if (omap_obj->vaddr) { vunmap(omap_obj->vaddr); } @@ -1384,8 +1384,8 @@ struct drm_gem_object *omap_gem_new(struct drm_device *dev, /* attempt to allocate contiguous memory if we don't * have DMM for remappign discontiguous buffers */ - omap_obj->vaddr = dma_alloc_writecombine(dev->dev, size, - &omap_obj->paddr, GFP_KERNEL); + omap_obj->vaddr = dma_alloc_wc(dev->dev, size, + &omap_obj->paddr, GFP_KERNEL); if (!omap_obj->vaddr) { kfree(omap_obj); diff --git a/drivers/gpu/drm/sti/sti_cursor.c b/drivers/gpu/drm/sti/sti_cursor.c index dd1032195051..3a190957c200 100644 --- a/drivers/gpu/drm/sti/sti_cursor.c +++ b/drivers/gpu/drm/sti/sti_cursor.c @@ -164,10 +164,10 @@ static void sti_cursor_atomic_update(struct drm_plane *drm_plane, cursor->pixmap.size = cursor->width * cursor->height; - cursor->pixmap.base = dma_alloc_writecombine(cursor->dev, - cursor->pixmap.size, - &cursor->pixmap.paddr, - GFP_KERNEL | GFP_DMA); + cursor->pixmap.base = dma_alloc_wc(cursor->dev, + cursor->pixmap.size, + &cursor->pixmap.paddr, + GFP_KERNEL | GFP_DMA); if (!cursor->pixmap.base) { DRM_ERROR("Failed to allocate memory for pixmap\n"); return; @@ -252,9 +252,8 @@ struct drm_plane *sti_cursor_create(struct drm_device *drm_dev, /* Allocate clut buffer */ size = 0x100 * sizeof(unsigned short); - cursor->clut = dma_alloc_writecombine(dev, size, &cursor->clut_paddr, - GFP_KERNEL | GFP_DMA); - + cursor->clut = dma_alloc_wc(dev, size, &cursor->clut_paddr, + GFP_KERNEL | GFP_DMA); if (!cursor->clut) { DRM_ERROR("Failed to allocate memory for cursor clut\n"); goto err_clut; diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c index 9365670427ad..539889992bb0 100644 --- a/drivers/gpu/drm/sti/sti_gdp.c +++ b/drivers/gpu/drm/sti/sti_gdp.c @@ -312,8 +312,7 @@ static void sti_gdp_init(struct sti_gdp *gdp) /* Allocate all the nodes within a single memory page */ size = sizeof(struct sti_gdp_node) * GDP_NODE_PER_FIELD * GDP_NODE_NB_BANK; - base = dma_alloc_writecombine(gdp->dev, - size, &dma_addr, GFP_KERNEL | GFP_DMA); + base = dma_alloc_wc(gdp->dev, size, &dma_addr, GFP_KERNEL | GFP_DMA); if (!base) { DRM_ERROR("Failed to allocate memory for GDP node\n"); diff --git a/drivers/gpu/drm/sti/sti_hqvdp.c b/drivers/gpu/drm/sti/sti_hqvdp.c index 7c8f9b8bfae1..2d32e87190c2 100644 --- a/drivers/gpu/drm/sti/sti_hqvdp.c +++ b/drivers/gpu/drm/sti/sti_hqvdp.c @@ -617,9 +617,9 @@ static void sti_hqvdp_init(struct sti_hqvdp *hqvdp) /* Allocate memory for the VDP commands */ size = NB_VDP_CMD * sizeof(struct sti_hqvdp_cmd); - hqvdp->hqvdp_cmd = dma_alloc_writecombine(hqvdp->dev, size, - &hqvdp->hqvdp_cmd_paddr, - GFP_KERNEL | GFP_DMA); + hqvdp->hqvdp_cmd = dma_alloc_wc(hqvdp->dev, size, + &hqvdp->hqvdp_cmd_paddr, + GFP_KERNEL | GFP_DMA); if (!hqvdp->hqvdp_cmd) { DRM_ERROR("Failed to allocate memory for VDP cmd\n"); return; diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c index 01e16e146bfe..82777d424f23 100644 --- a/drivers/gpu/drm/tegra/gem.c +++ b/drivers/gpu/drm/tegra/gem.c @@ -181,8 +181,7 @@ static void tegra_bo_free(struct drm_device *drm, struct tegra_bo *bo) sg_free_table(bo->sgt); kfree(bo->sgt); } else if (bo->vaddr) { - dma_free_writecombine(drm->dev, bo->gem.size, bo->vaddr, - bo->paddr); + dma_free_wc(drm->dev, bo->gem.size, bo->vaddr, bo->paddr); } } @@ -239,8 +238,8 @@ static int tegra_bo_alloc(struct drm_device *drm, struct tegra_bo *bo) } else { size_t size = bo->gem.size; - bo->vaddr = dma_alloc_writecombine(drm->dev, size, &bo->paddr, - GFP_KERNEL | __GFP_NOWARN); + bo->vaddr = dma_alloc_wc(drm->dev, size, &bo->paddr, + GFP_KERNEL | __GFP_NOWARN); if (!bo->vaddr) { dev_err(drm->dev, "failed to allocate buffer of size %zu\n", @@ -483,8 +482,8 @@ int tegra_drm_mmap(struct file *file, struct vm_area_struct *vma) vma->vm_flags &= ~VM_PFNMAP; vma->vm_pgoff = 0; - ret = dma_mmap_writecombine(gem->dev->dev, vma, bo->vaddr, - bo->paddr, gem->size); + ret = dma_mmap_wc(gem->dev->dev, vma, bo->vaddr, bo->paddr, + gem->size); if (ret) { drm_gem_vm_close(vma); return ret; diff --git a/drivers/gpu/host1x/cdma.c b/drivers/gpu/host1x/cdma.c index 5a8c8d55317a..a18db4d5347c 100644 --- a/drivers/gpu/host1x/cdma.c +++ b/drivers/gpu/host1x/cdma.c @@ -52,8 +52,8 @@ static void host1x_pushbuffer_destroy(struct push_buffer *pb) struct host1x *host1x = cdma_to_host1x(cdma); if (pb->phys != 0) - dma_free_writecombine(host1x->dev, pb->size_bytes + 4, - pb->mapped, pb->phys); + dma_free_wc(host1x->dev, pb->size_bytes + 4, pb->mapped, + pb->phys); pb->mapped = NULL; pb->phys = 0; @@ -76,8 +76,8 @@ static int host1x_pushbuffer_init(struct push_buffer *pb) pb->pos = 0; /* allocate and map pushbuffer memory */ - pb->mapped = dma_alloc_writecombine(host1x->dev, pb->size_bytes + 4, - &pb->phys, GFP_KERNEL); + pb->mapped = dma_alloc_wc(host1x->dev, pb->size_bytes + 4, &pb->phys, + GFP_KERNEL); if (!pb->mapped) goto fail; diff --git a/drivers/gpu/host1x/job.c b/drivers/gpu/host1x/job.c index 63bd63f3c7df..defa7995f213 100644 --- a/drivers/gpu/host1x/job.c +++ b/drivers/gpu/host1x/job.c @@ -467,9 +467,8 @@ static inline int copy_gathers(struct host1x_job *job, struct device *dev) size += g->words * sizeof(u32); } - job->gather_copy_mapped = dma_alloc_writecombine(dev, size, - &job->gather_copy, - GFP_KERNEL); + job->gather_copy_mapped = dma_alloc_wc(dev, size, &job->gather_copy, + GFP_KERNEL); if (!job->gather_copy_mapped) { job->gather_copy_mapped = NULL; return -ENOMEM; @@ -578,9 +577,8 @@ void host1x_job_unpin(struct host1x_job *job) job->num_unpins = 0; if (job->gather_copy_size) - dma_free_writecombine(job->channel->dev, job->gather_copy_size, - job->gather_copy_mapped, - job->gather_copy); + dma_free_wc(job->channel->dev, job->gather_copy_size, + job->gather_copy_mapped, job->gather_copy); } EXPORT_SYMBOL(host1x_job_unpin); diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index fd7819d8922d..152293a81e88 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -1452,9 +1452,9 @@ static int coda_alloc_bitstream_buffer(struct coda_ctx *ctx, return 0; ctx->bitstream.size = roundup_pow_of_two(q_data->sizeimage * 2); - ctx->bitstream.vaddr = dma_alloc_writecombine( - &ctx->dev->plat_dev->dev, ctx->bitstream.size, - &ctx->bitstream.paddr, GFP_KERNEL); + ctx->bitstream.vaddr = dma_alloc_wc(&ctx->dev->plat_dev->dev, + ctx->bitstream.size, + &ctx->bitstream.paddr, GFP_KERNEL); if (!ctx->bitstream.vaddr) { v4l2_err(&ctx->dev->v4l2_dev, "failed to allocate bitstream ringbuffer"); @@ -1471,8 +1471,8 @@ static void coda_free_bitstream_buffer(struct coda_ctx *ctx) if (ctx->bitstream.vaddr == NULL) return; - dma_free_writecombine(&ctx->dev->plat_dev->dev, ctx->bitstream.size, - ctx->bitstream.vaddr, ctx->bitstream.paddr); + dma_free_wc(&ctx->dev->plat_dev->dev, ctx->bitstream.size, + ctx->bitstream.vaddr, ctx->bitstream.paddr); ctx->bitstream.vaddr = NULL; kfifo_init(&ctx->bitstream_fifo, NULL, 0); } diff --git a/drivers/video/fbdev/acornfb.c b/drivers/video/fbdev/acornfb.c index a305caea58ee..fb75b7e5a19a 100644 --- a/drivers/video/fbdev/acornfb.c +++ b/drivers/video/fbdev/acornfb.c @@ -1040,8 +1040,8 @@ static int acornfb_probe(struct platform_device *dev) * for the framebuffer if we are not using * VRAM. */ - base = dma_alloc_writecombine(current_par.dev, size, &handle, - GFP_KERNEL); + base = dma_alloc_wc(current_par.dev, size, &handle, + GFP_KERNEL); if (base == NULL) { printk(KERN_ERR "acornfb: unable to allocate screen " "memory\n"); diff --git a/drivers/video/fbdev/amba-clcd-versatile.c b/drivers/video/fbdev/amba-clcd-versatile.c index 7a8afcd4573e..a8a22daa3f9d 100644 --- a/drivers/video/fbdev/amba-clcd-versatile.c +++ b/drivers/video/fbdev/amba-clcd-versatile.c @@ -154,8 +154,8 @@ int versatile_clcd_setup_dma(struct clcd_fb *fb, unsigned long framesize) { dma_addr_t dma; - fb->fb.screen_base = dma_alloc_writecombine(&fb->dev->dev, framesize, - &dma, GFP_KERNEL); + fb->fb.screen_base = dma_alloc_wc(&fb->dev->dev, framesize, &dma, + GFP_KERNEL); if (!fb->fb.screen_base) { pr_err("CLCD: unable to map framebuffer\n"); return -ENOMEM; @@ -169,14 +169,12 @@ int versatile_clcd_setup_dma(struct clcd_fb *fb, unsigned long framesize) int versatile_clcd_mmap_dma(struct clcd_fb *fb, struct vm_area_struct *vma) { - return dma_mmap_writecombine(&fb->dev->dev, vma, - fb->fb.screen_base, - fb->fb.fix.smem_start, - fb->fb.fix.smem_len); + return dma_mmap_wc(&fb->dev->dev, vma, fb->fb.screen_base, + fb->fb.fix.smem_start, fb->fb.fix.smem_len); } void versatile_clcd_remove_dma(struct clcd_fb *fb) { - dma_free_writecombine(&fb->dev->dev, fb->fb.fix.smem_len, - fb->fb.screen_base, fb->fb.fix.smem_start); + dma_free_wc(&fb->dev->dev, fb->fb.fix.smem_len, fb->fb.screen_base, + fb->fb.fix.smem_start); } diff --git a/drivers/video/fbdev/amba-clcd.c b/drivers/video/fbdev/amba-clcd.c index 9362424c2340..fe274b5851c7 100644 --- a/drivers/video/fbdev/amba-clcd.c +++ b/drivers/video/fbdev/amba-clcd.c @@ -774,8 +774,8 @@ static int clcdfb_of_dma_setup(struct clcd_fb *fb) static int clcdfb_of_dma_mmap(struct clcd_fb *fb, struct vm_area_struct *vma) { - return dma_mmap_writecombine(&fb->dev->dev, vma, fb->fb.screen_base, - fb->fb.fix.smem_start, fb->fb.fix.smem_len); + return dma_mmap_wc(&fb->dev->dev, vma, fb->fb.screen_base, + fb->fb.fix.smem_start, fb->fb.fix.smem_len); } static void clcdfb_of_dma_remove(struct clcd_fb *fb) diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c index 016cae1425a4..da7fa7858589 100644 --- a/drivers/video/fbdev/atmel_lcdfb.c +++ b/drivers/video/fbdev/atmel_lcdfb.c @@ -415,8 +415,8 @@ static inline void atmel_lcdfb_free_video_memory(struct atmel_lcdfb_info *sinfo) { struct fb_info *info = sinfo->info; - dma_free_writecombine(info->device, info->fix.smem_len, - info->screen_base, info->fix.smem_start); + dma_free_wc(info->device, info->fix.smem_len, info->screen_base, + info->fix.smem_start); } /** @@ -436,8 +436,9 @@ static int atmel_lcdfb_alloc_video_memory(struct atmel_lcdfb_info *sinfo) * ((var->bits_per_pixel + 7) / 8)); info->fix.smem_len = max(smem_len, sinfo->smem_len); - info->screen_base = dma_alloc_writecombine(info->device, info->fix.smem_len, - (dma_addr_t *)&info->fix.smem_start, GFP_KERNEL); + info->screen_base = dma_alloc_wc(info->device, info->fix.smem_len, + (dma_addr_t *)&info->fix.smem_start, + GFP_KERNEL); if (!info->screen_base) { return -ENOMEM; diff --git a/drivers/video/fbdev/ep93xx-fb.c b/drivers/video/fbdev/ep93xx-fb.c index 5b1081030cbb..78ec79d84f3f 100644 --- a/drivers/video/fbdev/ep93xx-fb.c +++ b/drivers/video/fbdev/ep93xx-fb.c @@ -316,9 +316,8 @@ static int ep93xxfb_mmap(struct fb_info *info, struct vm_area_struct *vma) unsigned int offset = vma->vm_pgoff << PAGE_SHIFT; if (offset < info->fix.smem_len) { - return dma_mmap_writecombine(info->dev, vma, info->screen_base, - info->fix.smem_start, - info->fix.smem_len); + return dma_mmap_wc(info->dev, vma, info->screen_base, + info->fix.smem_start, info->fix.smem_len); } return -EINVAL; @@ -427,9 +426,7 @@ static int ep93xxfb_alloc_videomem(struct fb_info *info) /* Maximum 16bpp -> used memory is maximum x*y*2 bytes */ fb_size = EP93XXFB_MAX_XRES * EP93XXFB_MAX_YRES * 2; - - virt_addr = dma_alloc_writecombine(info->dev, fb_size, - &phys_addr, GFP_KERNEL); + virt_addr = dma_alloc_wc(info->dev, fb_size, &phys_addr, GFP_KERNEL); if (!virt_addr) return -ENOMEM; diff --git a/drivers/video/fbdev/gbefb.c b/drivers/video/fbdev/gbefb.c index b63d55f481fa..1a242b1338e9 100644 --- a/drivers/video/fbdev/gbefb.c +++ b/drivers/video/fbdev/gbefb.c @@ -1185,8 +1185,8 @@ static int gbefb_probe(struct platform_device *p_dev) } else { /* try to allocate memory with the classical allocator * this has high chance to fail on low memory machines */ - gbe_mem = dma_alloc_writecombine(NULL, gbe_mem_size, - &gbe_dma_addr, GFP_KERNEL); + gbe_mem = dma_alloc_wc(NULL, gbe_mem_size, &gbe_dma_addr, + GFP_KERNEL); if (!gbe_mem) { printk(KERN_ERR "gbefb: couldn't allocate framebuffer memory\n"); ret = -ENOMEM; @@ -1238,7 +1238,7 @@ static int gbefb_probe(struct platform_device *p_dev) out_gbe_unmap: arch_phys_wc_del(par->wc_cookie); if (gbe_dma_addr) - dma_free_writecombine(NULL, gbe_mem_size, gbe_mem, gbe_mem_phys); + dma_free_wc(NULL, gbe_mem_size, gbe_mem, gbe_mem_phys); out_tiles_free: dma_free_coherent(NULL, GBE_TLB_SIZE * sizeof(uint16_t), (void *)gbe_tiles.cpu, gbe_tiles.dma); @@ -1259,7 +1259,7 @@ static int gbefb_remove(struct platform_device* p_dev) gbe_turn_off(); arch_phys_wc_del(par->wc_cookie); if (gbe_dma_addr) - dma_free_writecombine(NULL, gbe_mem_size, gbe_mem, gbe_mem_phys); + dma_free_wc(NULL, gbe_mem_size, gbe_mem, gbe_mem_phys); dma_free_coherent(NULL, GBE_TLB_SIZE * sizeof(uint16_t), (void *)gbe_tiles.cpu, gbe_tiles.dma); release_mem_region(GBE_BASE, sizeof(struct sgi_gbe)); diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c index cee88603efc9..465b3387c549 100644 --- a/drivers/video/fbdev/imxfb.c +++ b/drivers/video/fbdev/imxfb.c @@ -922,8 +922,8 @@ static int imxfb_probe(struct platform_device *pdev) } fbi->map_size = PAGE_ALIGN(info->fix.smem_len); - info->screen_base = dma_alloc_writecombine(&pdev->dev, fbi->map_size, - &fbi->map_dma, GFP_KERNEL); + info->screen_base = dma_alloc_wc(&pdev->dev, fbi->map_size, + &fbi->map_dma, GFP_KERNEL); if (!info->screen_base) { dev_err(&pdev->dev, "Failed to allocate video RAM: %d\n", ret); @@ -990,8 +990,8 @@ failed_cmap: if (pdata && pdata->exit) pdata->exit(fbi->pdev); failed_platform_init: - dma_free_writecombine(&pdev->dev, fbi->map_size, info->screen_base, - fbi->map_dma); + dma_free_wc(&pdev->dev, fbi->map_size, info->screen_base, + fbi->map_dma); failed_map: iounmap(fbi->regs); failed_ioremap: @@ -1026,8 +1026,8 @@ static int imxfb_remove(struct platform_device *pdev) kfree(info->pseudo_palette); framebuffer_release(info); - dma_free_writecombine(&pdev->dev, fbi->map_size, info->screen_base, - fbi->map_dma); + dma_free_wc(&pdev->dev, fbi->map_size, info->screen_base, + fbi->map_dma); iounmap(fbi->regs); release_mem_region(res->start, resource_size(res)); diff --git a/drivers/video/fbdev/mx3fb.c b/drivers/video/fbdev/mx3fb.c index 7947634ee6b0..f91b1db262b0 100644 --- a/drivers/video/fbdev/mx3fb.c +++ b/drivers/video/fbdev/mx3fb.c @@ -1336,9 +1336,8 @@ static int mx3fb_map_video_memory(struct fb_info *fbi, unsigned int mem_len, int retval = 0; dma_addr_t addr; - fbi->screen_base = dma_alloc_writecombine(fbi->device, - mem_len, - &addr, GFP_DMA | GFP_KERNEL); + fbi->screen_base = dma_alloc_wc(fbi->device, mem_len, &addr, + GFP_DMA | GFP_KERNEL); if (!fbi->screen_base) { dev_err(fbi->device, "Cannot allocate %u bytes framebuffer memory\n", @@ -1378,8 +1377,8 @@ err0: */ static int mx3fb_unmap_video_memory(struct fb_info *fbi) { - dma_free_writecombine(fbi->device, fbi->fix.smem_len, - fbi->screen_base, fbi->fix.smem_start); + dma_free_wc(fbi->device, fbi->fix.smem_len, fbi->screen_base, + fbi->fix.smem_start); fbi->screen_base = NULL; mutex_lock(&fbi->mm_lock); diff --git a/drivers/video/fbdev/nuc900fb.c b/drivers/video/fbdev/nuc900fb.c index 389fa2cbb713..6680edae4696 100644 --- a/drivers/video/fbdev/nuc900fb.c +++ b/drivers/video/fbdev/nuc900fb.c @@ -396,8 +396,8 @@ static int nuc900fb_map_video_memory(struct fb_info *info) dev_dbg(fbi->dev, "nuc900fb_map_video_memory(fbi=%p) map_size %lu\n", fbi, map_size); - info->screen_base = dma_alloc_writecombine(fbi->dev, map_size, - &map_dma, GFP_KERNEL); + info->screen_base = dma_alloc_wc(fbi->dev, map_size, &map_dma, + GFP_KERNEL); if (!info->screen_base) return -ENOMEM; @@ -411,8 +411,8 @@ static int nuc900fb_map_video_memory(struct fb_info *info) static inline void nuc900fb_unmap_video_memory(struct fb_info *info) { struct nuc900fb_info *fbi = info->par; - dma_free_writecombine(fbi->dev, PAGE_ALIGN(info->fix.smem_len), - info->screen_base, info->fix.smem_start); + dma_free_wc(fbi->dev, PAGE_ALIGN(info->fix.smem_len), + info->screen_base, info->fix.smem_start); } static irqreturn_t nuc900fb_irqhandler(int irq, void *dev_id) diff --git a/drivers/video/fbdev/omap/lcdc.c b/drivers/video/fbdev/omap/lcdc.c index 6efa2591eaa8..e3d9b9ea5498 100644 --- a/drivers/video/fbdev/omap/lcdc.c +++ b/drivers/video/fbdev/omap/lcdc.c @@ -612,8 +612,8 @@ static void lcdc_dma_handler(u16 status, void *data) static int alloc_palette_ram(void) { - lcdc.palette_virt = dma_alloc_writecombine(lcdc.fbdev->dev, - MAX_PALETTE_SIZE, &lcdc.palette_phys, GFP_KERNEL); + lcdc.palette_virt = dma_alloc_wc(lcdc.fbdev->dev, MAX_PALETTE_SIZE, + &lcdc.palette_phys, GFP_KERNEL); if (lcdc.palette_virt == NULL) { dev_err(lcdc.fbdev->dev, "failed to alloc palette memory\n"); return -ENOMEM; @@ -625,8 +625,8 @@ static int alloc_palette_ram(void) static void free_palette_ram(void) { - dma_free_writecombine(lcdc.fbdev->dev, MAX_PALETTE_SIZE, - lcdc.palette_virt, lcdc.palette_phys); + dma_free_wc(lcdc.fbdev->dev, MAX_PALETTE_SIZE, lcdc.palette_virt, + lcdc.palette_phys); } static int alloc_fbmem(struct omapfb_mem_region *region) @@ -642,8 +642,8 @@ static int alloc_fbmem(struct omapfb_mem_region *region) if (region->size > frame_size) frame_size = region->size; lcdc.vram_size = frame_size; - lcdc.vram_virt = dma_alloc_writecombine(lcdc.fbdev->dev, - lcdc.vram_size, &lcdc.vram_phys, GFP_KERNEL); + lcdc.vram_virt = dma_alloc_wc(lcdc.fbdev->dev, lcdc.vram_size, + &lcdc.vram_phys, GFP_KERNEL); if (lcdc.vram_virt == NULL) { dev_err(lcdc.fbdev->dev, "unable to allocate FB DMA memory\n"); return -ENOMEM; @@ -660,8 +660,8 @@ static int alloc_fbmem(struct omapfb_mem_region *region) static void free_fbmem(void) { - dma_free_writecombine(lcdc.fbdev->dev, lcdc.vram_size, - lcdc.vram_virt, lcdc.vram_phys); + dma_free_wc(lcdc.fbdev->dev, lcdc.vram_size, lcdc.vram_virt, + lcdc.vram_phys); } static int setup_fbmem(struct omapfb_mem_desc *req_md) diff --git a/drivers/video/fbdev/pxa168fb.c b/drivers/video/fbdev/pxa168fb.c index e209b039f553..04bd7237da6f 100644 --- a/drivers/video/fbdev/pxa168fb.c +++ b/drivers/video/fbdev/pxa168fb.c @@ -683,8 +683,8 @@ static int pxa168fb_probe(struct platform_device *pdev) */ info->fix.smem_len = PAGE_ALIGN(DEFAULT_FB_SIZE); - info->screen_base = dma_alloc_writecombine(fbi->dev, info->fix.smem_len, - &fbi->fb_start_dma, GFP_KERNEL); + info->screen_base = dma_alloc_wc(fbi->dev, info->fix.smem_len, + &fbi->fb_start_dma, GFP_KERNEL); if (info->screen_base == NULL) { ret = -ENOMEM; goto failed_free_info; @@ -809,8 +809,8 @@ static int pxa168fb_remove(struct platform_device *pdev) irq = platform_get_irq(pdev, 0); - dma_free_writecombine(fbi->dev, PAGE_ALIGN(info->fix.smem_len), - info->screen_base, info->fix.smem_start); + dma_free_wc(fbi->dev, PAGE_ALIGN(info->fix.smem_len), + info->screen_base, info->fix.smem_start); clk_disable(fbi->clk); clk_put(fbi->clk); diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c index 7245611ec963..6a5b9801396a 100644 --- a/drivers/video/fbdev/pxafb.c +++ b/drivers/video/fbdev/pxafb.c @@ -2286,8 +2286,8 @@ static int pxafb_remove(struct platform_device *dev) free_pages_exact(fbi->video_mem, fbi->video_mem_size); - dma_free_writecombine(&dev->dev, fbi->dma_buff_size, - fbi->dma_buff, fbi->dma_buff_phys); + dma_free_wc(&dev->dev, fbi->dma_buff_size, fbi->dma_buff, + fbi->dma_buff_phys); iounmap(fbi->mmio_base); diff --git a/drivers/video/fbdev/s3c-fb.c b/drivers/video/fbdev/s3c-fb.c index f72dd12456f9..5f4f696c2ecf 100644 --- a/drivers/video/fbdev/s3c-fb.c +++ b/drivers/video/fbdev/s3c-fb.c @@ -1105,8 +1105,7 @@ static int s3c_fb_alloc_memory(struct s3c_fb *sfb, struct s3c_fb_win *win) dev_dbg(sfb->dev, "want %u bytes for window\n", size); - fbi->screen_base = dma_alloc_writecombine(sfb->dev, size, - &map_dma, GFP_KERNEL); + fbi->screen_base = dma_alloc_wc(sfb->dev, size, &map_dma, GFP_KERNEL); if (!fbi->screen_base) return -ENOMEM; @@ -1131,8 +1130,8 @@ static void s3c_fb_free_memory(struct s3c_fb *sfb, struct s3c_fb_win *win) struct fb_info *fbi = win->fbinfo; if (fbi->screen_base) - dma_free_writecombine(sfb->dev, PAGE_ALIGN(fbi->fix.smem_len), - fbi->screen_base, fbi->fix.smem_start); + dma_free_wc(sfb->dev, PAGE_ALIGN(fbi->fix.smem_len), + fbi->screen_base, fbi->fix.smem_start); } /** diff --git a/drivers/video/fbdev/s3c2410fb.c b/drivers/video/fbdev/s3c2410fb.c index d6704add1601..0dd86be36afb 100644 --- a/drivers/video/fbdev/s3c2410fb.c +++ b/drivers/video/fbdev/s3c2410fb.c @@ -645,8 +645,8 @@ static int s3c2410fb_map_video_memory(struct fb_info *info) dprintk("map_video_memory(fbi=%p) map_size %u\n", fbi, map_size); - info->screen_base = dma_alloc_writecombine(fbi->dev, map_size, - &map_dma, GFP_KERNEL); + info->screen_base = dma_alloc_wc(fbi->dev, map_size, &map_dma, + GFP_KERNEL); if (info->screen_base) { /* prevent initial garbage on screen */ @@ -667,8 +667,8 @@ static inline void s3c2410fb_unmap_video_memory(struct fb_info *info) { struct s3c2410fb_info *fbi = info->par; - dma_free_writecombine(fbi->dev, PAGE_ALIGN(info->fix.smem_len), - info->screen_base, info->fix.smem_start); + dma_free_wc(fbi->dev, PAGE_ALIGN(info->fix.smem_len), + info->screen_base, info->fix.smem_start); } static inline void modify_gpio(void __iomem *reg, diff --git a/drivers/video/fbdev/sa1100fb.c b/drivers/video/fbdev/sa1100fb.c index 89dd7e02197f..66467eb190b2 100644 --- a/drivers/video/fbdev/sa1100fb.c +++ b/drivers/video/fbdev/sa1100fb.c @@ -567,8 +567,8 @@ static int sa1100fb_mmap(struct fb_info *info, if (off < info->fix.smem_len) { vma->vm_pgoff += 1; /* skip over the palette */ - return dma_mmap_writecombine(fbi->dev, vma, fbi->map_cpu, - fbi->map_dma, fbi->map_size); + return dma_mmap_wc(fbi->dev, vma, fbi->map_cpu, fbi->map_dma, + fbi->map_size); } vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); @@ -1100,8 +1100,8 @@ static int sa1100fb_map_video_memory(struct sa1100fb_info *fbi) * of the framebuffer. */ fbi->map_size = PAGE_ALIGN(fbi->fb.fix.smem_len + PAGE_SIZE); - fbi->map_cpu = dma_alloc_writecombine(fbi->dev, fbi->map_size, - &fbi->map_dma, GFP_KERNEL); + fbi->map_cpu = dma_alloc_wc(fbi->dev, fbi->map_size, &fbi->map_dma, + GFP_KERNEL); if (fbi->map_cpu) { fbi->fb.screen_base = fbi->map_cpu + PAGE_SIZE; diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index ac07ff090919..1f54e9bd6b34 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -271,26 +271,26 @@ struct dma_attrs; dma_unmap_sg(dev, sgl, nents, dir) #else -static inline void *dma_alloc_writecombine(struct device *dev, size_t size, - dma_addr_t *dma_addr, gfp_t gfp) +static inline void *dma_alloc_wc(struct device *dev, size_t size, + dma_addr_t *dma_addr, gfp_t gfp) { DEFINE_DMA_ATTRS(attrs); dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); return dma_alloc_attrs(dev, size, dma_addr, gfp, &attrs); } -static inline void dma_free_writecombine(struct device *dev, size_t size, - void *cpu_addr, dma_addr_t dma_addr) +static inline void dma_free_wc(struct device *dev, size_t size, + void *cpu_addr, dma_addr_t dma_addr) { DEFINE_DMA_ATTRS(attrs); dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); return dma_free_attrs(dev, size, cpu_addr, dma_addr, &attrs); } -static inline int dma_mmap_writecombine(struct device *dev, - struct vm_area_struct *vma, - void *cpu_addr, dma_addr_t dma_addr, - size_t size) +static inline int dma_mmap_wc(struct device *dev, + struct vm_area_struct *vma, + void *cpu_addr, dma_addr_t dma_addr, + size_t size) { DEFINE_DMA_ATTRS(attrs); dma_set_attr(DMA_ATTR_WRITE_COMBINE, &attrs); diff --git a/sound/arm/pxa2xx-pcm-lib.c b/sound/arm/pxa2xx-pcm-lib.c index 01f8fdc42b1b..5596f7cc8e73 100644 --- a/sound/arm/pxa2xx-pcm-lib.c +++ b/sound/arm/pxa2xx-pcm-lib.c @@ -238,8 +238,8 @@ int __pxa2xx_pcm_open(struct snd_pcm_substream *substream) if (!rtd) goto out; rtd->dma_desc_array = - dma_alloc_writecombine(substream->pcm->card->dev, PAGE_SIZE, - &rtd->dma_desc_array_phys, GFP_KERNEL); + dma_alloc_wc(substream->pcm->card->dev, PAGE_SIZE, + &rtd->dma_desc_array_phys, GFP_KERNEL); if (!rtd->dma_desc_array) goto err1; @@ -259,8 +259,8 @@ int __pxa2xx_pcm_close(struct snd_pcm_substream *substream) struct snd_pcm_runtime *runtime = substream->runtime; struct pxa2xx_runtime_data *rtd = runtime->private_data; - dma_free_writecombine(substream->pcm->card->dev, PAGE_SIZE, - rtd->dma_desc_array, rtd->dma_desc_array_phys); + dma_free_wc(substream->pcm->card->dev, PAGE_SIZE, + rtd->dma_desc_array, rtd->dma_desc_array_phys); kfree(rtd); return 0; } @@ -270,10 +270,8 @@ int pxa2xx_pcm_mmap(struct snd_pcm_substream *substream, struct vm_area_struct *vma) { struct snd_pcm_runtime *runtime = substream->runtime; - return dma_mmap_writecombine(substream->pcm->card->dev, vma, - runtime->dma_area, - runtime->dma_addr, - runtime->dma_bytes); + return dma_mmap_wc(substream->pcm->card->dev, vma, runtime->dma_area, + runtime->dma_addr, runtime->dma_bytes); } EXPORT_SYMBOL(pxa2xx_pcm_mmap); @@ -285,8 +283,7 @@ int pxa2xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream) buf->dev.type = SNDRV_DMA_TYPE_DEV; buf->dev.dev = pcm->card->dev; buf->private_data = NULL; - buf->area = dma_alloc_writecombine(pcm->card->dev, size, - &buf->addr, GFP_KERNEL); + buf->area = dma_alloc_wc(pcm->card->dev, size, &buf->addr, GFP_KERNEL); if (!buf->area) return -ENOMEM; buf->bytes = size; @@ -307,8 +304,7 @@ void pxa2xx_pcm_free_dma_buffers(struct snd_pcm *pcm) buf = &substream->dma_buffer; if (!buf->area) continue; - dma_free_writecombine(pcm->card->dev, buf->bytes, - buf->area, buf->addr); + dma_free_wc(pcm->card->dev, buf->bytes, buf->area, buf->addr); buf->area = NULL; } } diff --git a/sound/soc/fsl/imx-pcm-fiq.c b/sound/soc/fsl/imx-pcm-fiq.c index 7abf6a079574..ccdc4380d86a 100644 --- a/sound/soc/fsl/imx-pcm-fiq.c +++ b/sound/soc/fsl/imx-pcm-fiq.c @@ -217,8 +217,8 @@ static int snd_imx_pcm_mmap(struct snd_pcm_substream *substream, struct snd_pcm_runtime *runtime = substream->runtime; int ret; - ret = dma_mmap_writecombine(substream->pcm->card->dev, vma, - runtime->dma_area, runtime->dma_addr, runtime->dma_bytes); + ret = dma_mmap_wc(substream->pcm->card->dev, vma, runtime->dma_area, + runtime->dma_addr, runtime->dma_bytes); pr_debug("%s: ret: %d %p 0x%08x 0x%08x\n", __func__, ret, runtime->dma_area, @@ -247,8 +247,7 @@ static int imx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream) buf->dev.type = SNDRV_DMA_TYPE_DEV; buf->dev.dev = pcm->card->dev; buf->private_data = NULL; - buf->area = dma_alloc_writecombine(pcm->card->dev, size, - &buf->addr, GFP_KERNEL); + buf->area = dma_alloc_wc(pcm->card->dev, size, &buf->addr, GFP_KERNEL); if (!buf->area) return -ENOMEM; buf->bytes = size; @@ -330,8 +329,7 @@ static void imx_pcm_free(struct snd_pcm *pcm) if (!buf->area) continue; - dma_free_writecombine(pcm->card->dev, buf->bytes, - buf->area, buf->addr); + dma_free_wc(pcm->card->dev, buf->bytes, buf->area, buf->addr); buf->area = NULL; } } diff --git a/sound/soc/nuc900/nuc900-pcm.c b/sound/soc/nuc900/nuc900-pcm.c index 5ae5ca15b6d6..cd8175afa900 100644 --- a/sound/soc/nuc900/nuc900-pcm.c +++ b/sound/soc/nuc900/nuc900-pcm.c @@ -267,10 +267,8 @@ static int nuc900_dma_mmap(struct snd_pcm_substream *substream, { struct snd_pcm_runtime *runtime = substream->runtime; - return dma_mmap_writecombine(substream->pcm->card->dev, vma, - runtime->dma_area, - runtime->dma_addr, - runtime->dma_bytes); + return dma_mmap_wc(substream->pcm->card->dev, vma, runtime->dma_area, + runtime->dma_addr, runtime->dma_bytes); } static struct snd_pcm_ops nuc900_dma_ops = { diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c index 6bb623a2a4df..99381a27295b 100644 --- a/sound/soc/omap/omap-pcm.c +++ b/sound/soc/omap/omap-pcm.c @@ -156,10 +156,8 @@ static int omap_pcm_mmap(struct snd_pcm_substream *substream, { struct snd_pcm_runtime *runtime = substream->runtime; - return dma_mmap_writecombine(substream->pcm->card->dev, vma, - runtime->dma_area, - runtime->dma_addr, - runtime->dma_bytes); + return dma_mmap_wc(substream->pcm->card->dev, vma, runtime->dma_area, + runtime->dma_addr, runtime->dma_bytes); } static struct snd_pcm_ops omap_pcm_ops = { @@ -183,8 +181,7 @@ static int omap_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, buf->dev.type = SNDRV_DMA_TYPE_DEV; buf->dev.dev = pcm->card->dev; buf->private_data = NULL; - buf->area = dma_alloc_writecombine(pcm->card->dev, size, - &buf->addr, GFP_KERNEL); + buf->area = dma_alloc_wc(pcm->card->dev, size, &buf->addr, GFP_KERNEL); if (!buf->area) return -ENOMEM; @@ -207,8 +204,7 @@ static void omap_pcm_free_dma_buffers(struct snd_pcm *pcm) if (!buf->area) continue; - dma_free_writecombine(pcm->card->dev, buf->bytes, - buf->area, buf->addr); + dma_free_wc(pcm->card->dev, buf->bytes, buf->area, buf->addr); buf->area = NULL; } } -- 2.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/