From patchwork Fri Feb 14 07:40:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 236339 List-Id: U-Boot discussion From: yamada.masahiro at socionext.com (Masahiro Yamada) Date: Fri, 14 Feb 2020 16:40:18 +0900 Subject: [PATCH v3 02/11] dma-mapping: fix the prototype of dma_unmap_single() In-Reply-To: <20200214074027.19824-1-yamada.masahiro@socionext.com> References: <20200214074027.19824-1-yamada.masahiro@socionext.com> Message-ID: <20200214074027.19824-3-yamada.masahiro@socionext.com> dma_unmap_single() takes the dma address, not virtual address. Signed-off-by: Masahiro Yamada --- Changes in v3: None Changes in v2: None arch/arm/include/asm/dma-mapping.h | 4 +--- arch/nds32/include/asm/dma-mapping.h | 4 +--- arch/riscv/include/asm/dma-mapping.h | 4 +--- arch/x86/include/asm/dma-mapping.h | 4 +--- drivers/mmc/tmio-common.c | 2 +- drivers/mtd/nand/raw/denali.c | 2 +- drivers/net/macb.c | 2 +- drivers/usb/dwc3/core.c | 6 +++--- drivers/usb/gadget/udc/udc-core.c | 2 +- 9 files changed, 11 insertions(+), 19 deletions(-) diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index d0895a209666..efdbed7280dd 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -42,11 +42,9 @@ static inline dma_addr_t dma_map_single(void *vaddr, size_t len, return addr; } -static inline void dma_unmap_single(volatile void *vaddr, size_t len, +static inline void dma_unmap_single(dma_addr_t addr, size_t len, enum dma_data_direction dir) { - unsigned long addr = (unsigned long)vaddr; - len = ALIGN(len, ARCH_DMA_MINALIGN); if (dir != DMA_TO_DEVICE) diff --git a/arch/nds32/include/asm/dma-mapping.h b/arch/nds32/include/asm/dma-mapping.h index 9387dec34768..784f489db54e 100644 --- a/arch/nds32/include/asm/dma-mapping.h +++ b/arch/nds32/include/asm/dma-mapping.h @@ -34,11 +34,9 @@ static inline dma_addr_t dma_map_single(void *vaddr, size_t len, return addr; } -static inline void dma_unmap_single(volatile void *vaddr, size_t len, +static inline void dma_unmap_single(dma_addr_t addr, size_t len, enum dma_data_direction dir) { - unsigned long addr = (unsigned long)vaddr; - len = ALIGN(len, ARCH_DMA_MINALIGN); if (dir != DMA_TO_DEVICE) diff --git a/arch/riscv/include/asm/dma-mapping.h b/arch/riscv/include/asm/dma-mapping.h index eac56f8fbdfa..1ac4a4fed58d 100644 --- a/arch/riscv/include/asm/dma-mapping.h +++ b/arch/riscv/include/asm/dma-mapping.h @@ -44,11 +44,9 @@ static inline dma_addr_t dma_map_single(void *vaddr, size_t len, return addr; } -static inline void dma_unmap_single(volatile void *vaddr, size_t len, +static inline void dma_unmap_single(dma_addr_t addr, size_t len, enum dma_data_direction dir) { - unsigned long addr = (unsigned long)vaddr; - len = ALIGN(len, ARCH_DMA_MINALIGN); if (dir != DMA_TO_DEVICE) diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h index 7e205e3313ac..37704da5dd4f 100644 --- a/arch/x86/include/asm/dma-mapping.h +++ b/arch/x86/include/asm/dma-mapping.h @@ -42,11 +42,9 @@ static inline dma_addr_t dma_map_single(void *vaddr, size_t len, return addr; } -static inline void dma_unmap_single(volatile void *vaddr, size_t len, +static inline void dma_unmap_single(dma_addr_t addr, size_t len, enum dma_data_direction dir) { - unsigned long addr = (unsigned long)vaddr; - len = ALIGN(len, ARCH_DMA_MINALIGN); if (dir != DMA_TO_DEVICE) diff --git a/drivers/mmc/tmio-common.c b/drivers/mmc/tmio-common.c index 092b740f564e..53213888473b 100644 --- a/drivers/mmc/tmio-common.c +++ b/drivers/mmc/tmio-common.c @@ -353,7 +353,7 @@ static int tmio_sd_dma_xfer(struct udevice *dev, struct mmc_data *data) if (poll_flag == TMIO_SD_DMA_INFO1_END_RD) udelay(1); - dma_unmap_single(buf, len, dir); + dma_unmap_single(dma_addr, len, dir); return ret; } diff --git a/drivers/mtd/nand/raw/denali.c b/drivers/mtd/nand/raw/denali.c index f51d3e25c762..3e0ac39777d8 100644 --- a/drivers/mtd/nand/raw/denali.c +++ b/drivers/mtd/nand/raw/denali.c @@ -581,7 +581,7 @@ static int denali_dma_xfer(struct denali_nand_info *denali, void *buf, iowrite32(0, denali->reg + DMA_ENABLE); - dma_unmap_single(buf, size, dir); + dma_unmap_single(dma_addr, size, dir); if (irq_status & INTR__ERASED_PAGE) memset(buf, 0xff, size); diff --git a/drivers/net/macb.c b/drivers/net/macb.c index 0d4929bec131..7a2b1abeeb03 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -342,7 +342,7 @@ static int _macb_send(struct macb_device *macb, const char *name, void *packet, udelay(1); } - dma_unmap_single(packet, length, DMA_TO_DEVICE); + dma_unmap_single(paddr, length, DMA_TO_DEVICE); if (i <= MACB_TX_TIMEOUT) { if (ctrl & MACB_BIT(TX_UNDERRUN)) diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index c5066529b7d0..6ad1000c9af6 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -288,8 +288,8 @@ static int dwc3_setup_scratch_buffers(struct dwc3 *dwc) return 0; err1: - dma_unmap_single((void *)(uintptr_t)dwc->scratch_addr, dwc->nr_scratch * - DWC3_SCRATCHBUF_SIZE, DMA_BIDIRECTIONAL); + dma_unmap_single(scratch_addr, dwc->nr_scratch * DWC3_SCRATCHBUF_SIZE, + DMA_BIDIRECTIONAL); err0: return ret; @@ -303,7 +303,7 @@ static void dwc3_free_scratch_buffers(struct dwc3 *dwc) if (!dwc->nr_scratch) return; - dma_unmap_single((void *)(uintptr_t)dwc->scratch_addr, dwc->nr_scratch * + dma_unmap_single(dwc->scratch_addr, dwc->nr_scratch * DWC3_SCRATCHBUF_SIZE, DMA_BIDIRECTIONAL); kfree(dwc->scratchbuf); } diff --git a/drivers/usb/gadget/udc/udc-core.c b/drivers/usb/gadget/udc/udc-core.c index a33ab5c95d4e..528874507b41 100644 --- a/drivers/usb/gadget/udc/udc-core.c +++ b/drivers/usb/gadget/udc/udc-core.c @@ -67,7 +67,7 @@ void usb_gadget_unmap_request(struct usb_gadget *gadget, if (req->length == 0) return; - dma_unmap_single((void *)(uintptr_t)req->dma, req->length, + dma_unmap_single(req->dma, req->length, is_in ? DMA_TO_DEVICE : DMA_FROM_DEVICE); } EXPORT_SYMBOL_GPL(usb_gadget_unmap_request);