From patchwork Thu Jan 16 08:53:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vignesh Raghavendra X-Patchwork-Id: 239653 List-Id: U-Boot discussion From: vigneshr at ti.com (Vignesh Raghavendra) Date: Thu, 16 Jan 2020 14:23:46 +0530 Subject: [PATCH v2 2/4] mmc: tmio-common: Drop custom dma mapping functions In-Reply-To: <20200116085348.24031-1-vigneshr@ti.com> References: <20200116085348.24031-1-vigneshr@ti.com> Message-ID: <20200116085348.24031-3-vigneshr@ti.com> Drop local dma_map_single() and dma_unmap_single() and use arch specific common implementation Signed-off-by: Vignesh Raghavendra Acked-by: Masahiro Yamada --- drivers/mmc/tmio-common.c | 25 +++---------------------- 1 file changed, 3 insertions(+), 22 deletions(-) diff --git a/drivers/mmc/tmio-common.c b/drivers/mmc/tmio-common.c index 669410d97f6e..5a8506dcb6bd 100644 --- a/drivers/mmc/tmio-common.c +++ b/drivers/mmc/tmio-common.c @@ -4,6 +4,7 @@ * Author: Masahiro Yamada */ +#include #include #include #include @@ -76,26 +77,6 @@ void tmio_sd_writel(struct tmio_sd_priv *priv, writel(val, priv->regbase + reg); } -static dma_addr_t __dma_map_single(void *ptr, size_t size, - enum dma_data_direction dir) -{ - unsigned long addr = (unsigned long)ptr; - - if (dir == DMA_FROM_DEVICE) - invalidate_dcache_range(addr, addr + size); - else - flush_dcache_range(addr, addr + size); - - return addr; -} - -static void __dma_unmap_single(dma_addr_t addr, size_t size, - enum dma_data_direction dir) -{ - if (dir != DMA_TO_DEVICE) - invalidate_dcache_range(addr, addr + size); -} - static int tmio_sd_check_error(struct udevice *dev, struct mmc_cmd *cmd) { struct tmio_sd_priv *priv = dev_get_priv(dev); @@ -362,7 +343,7 @@ static int tmio_sd_dma_xfer(struct udevice *dev, struct mmc_data *data) tmio_sd_writel(priv, tmp, TMIO_SD_DMA_MODE); - dma_addr = __dma_map_single(buf, len, dir); + dma_addr = dma_map_single(buf, len, dir); tmio_sd_dma_start(priv, dma_addr); @@ -371,7 +352,7 @@ 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(dma_addr, len, dir); + dma_unmap_single(buf, len, dir); return ret; }