@@ -212,10 +212,7 @@ static void goldfish_mmc_xfer_done(struct goldfish_mmc_host *host,
if (host->dma_in_use) {
enum dma_data_direction dma_data_dir;
- if (data->flags & MMC_DATA_WRITE)
- dma_data_dir = DMA_TO_DEVICE;
- else
- dma_data_dir = DMA_FROM_DEVICE;
+ dma_data_dir = mmc_get_dma_dir(data);
if (dma_data_dir == DMA_FROM_DEVICE) {
/*
@@ -390,10 +387,7 @@ static void goldfish_mmc_prepare_data(struct goldfish_mmc_host *host,
*/
sg_len = (data->blocks == 1) ? 1 : data->sg_len;
- if (data->flags & MMC_DATA_WRITE)
- dma_data_dir = DMA_TO_DEVICE;
- else
- dma_data_dir = DMA_FROM_DEVICE;
+ dma_data_dir = mmc_get_dma_dir(data);
host->sg_len = dma_map_sg(mmc_dev(host->mmc), data->sg,
sg_len, dma_data_dir);
@@ -954,8 +954,7 @@ static void atmci_pdc_cleanup(struct atmel_mci *host)
if (data)
dma_unmap_sg(&host->pdev->dev,
data->sg, data->sg_len,
- ((data->flags & MMC_DATA_WRITE)
- ? DMA_TO_DEVICE : DMA_FROM_DEVICE));
+ mmc_get_dma_dir(data));
}
/*
@@ -993,8 +992,7 @@ static void atmci_dma_cleanup(struct atmel_mci *host)
if (data)
dma_unmap_sg(host->dma.chan->device->dev,
data->sg, data->sg_len,
- ((data->flags & MMC_DATA_WRITE)
- ? DMA_TO_DEVICE : DMA_FROM_DEVICE));
+ mmc_get_dma_dir(data));
}
/*
@@ -478,18 +478,14 @@ static int mmc_davinci_start_dma_transfer(struct mmc_davinci_host *host,
int ret = 0;
host->sg_len = dma_map_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- ((data->flags & MMC_DATA_WRITE)
- ? DMA_TO_DEVICE
- : DMA_FROM_DEVICE));
+ mmc_get_dma_dir(data));
/* no individual DMA segment should need a partial FIFO */
for (i = 0; i < host->sg_len; i++) {
if (sg_dma_len(data->sg + i) & mask) {
dma_unmap_sg(mmc_dev(host->mmc),
- data->sg, data->sg_len,
- (data->flags & MMC_DATA_WRITE)
- ? DMA_TO_DEVICE
- : DMA_FROM_DEVICE);
+ data->sg, data->sg_len,
+ mmc_get_dma_dir(data));
return -1;
}
}
@@ -431,14 +431,6 @@ static void dw_mci_stop_dma(struct dw_mci *host)
set_bit(EVENT_XFER_COMPLETE, &host->pending_events);
}
-static int dw_mci_get_dma_dir(struct mmc_data *data)
-{
- if (data->flags & MMC_DATA_WRITE)
- return DMA_TO_DEVICE;
- else
- return DMA_FROM_DEVICE;
-}
-
static void dw_mci_dma_cleanup(struct dw_mci *host)
{
struct mmc_data *data = host->data;
@@ -447,7 +439,7 @@ static void dw_mci_dma_cleanup(struct dw_mci *host)
dma_unmap_sg(host->dev,
data->sg,
data->sg_len,
- dw_mci_get_dma_dir(data));
+ mmc_get_dma_dir(data));
data->host_cookie = COOKIE_UNMAPPED;
}
}
@@ -903,7 +895,7 @@ static int dw_mci_pre_dma_transfer(struct dw_mci *host,
sg_len = dma_map_sg(host->dev,
data->sg,
data->sg_len,
- dw_mci_get_dma_dir(data));
+ mmc_get_dma_dir(data));
if (sg_len == 0)
return -EINVAL;
@@ -943,7 +935,7 @@ static void dw_mci_post_req(struct mmc_host *mmc,
dma_unmap_sg(slot->host->dev,
data->sg,
data->sg_len,
- dw_mci_get_dma_dir(data));
+ mmc_get_dma_dir(data));
data->host_cookie = COOKIE_UNMAPPED;
}
@@ -200,11 +200,6 @@ static int jz4740_mmc_acquire_dma_channels(struct jz4740_mmc_host *host)
return -ENODEV;
}
-static inline int jz4740_mmc_get_dma_dir(struct mmc_data *data)
-{
- return (data->flags & MMC_DATA_READ) ? DMA_FROM_DEVICE : DMA_TO_DEVICE;
-}
-
static inline struct dma_chan *jz4740_mmc_get_dma_chan(struct jz4740_mmc_host *host,
struct mmc_data *data)
{
@@ -215,7 +210,7 @@ static void jz4740_mmc_dma_unmap(struct jz4740_mmc_host *host,
struct mmc_data *data)
{
struct dma_chan *chan = jz4740_mmc_get_dma_chan(host, data);
- enum dma_data_direction dir = jz4740_mmc_get_dma_dir(data);
+ enum dma_data_direction dir = mmc_get_dma_dir(data);
dma_unmap_sg(chan->device->dev, data->sg, data->sg_len, dir);
}
@@ -227,7 +222,7 @@ static int jz4740_mmc_prepare_dma_data(struct jz4740_mmc_host *host,
struct dma_chan *chan)
{
struct jz4740_mmc_host_next *next_data = &host->next_data;
- enum dma_data_direction dir = jz4740_mmc_get_dma_dir(data);
+ enum dma_data_direction dir = mmc_get_dma_dir(data);
int sg_len;
if (!next && data->host_cookie &&
@@ -888,10 +888,7 @@ mmc_spi_data_do(struct mmc_spi_host *host, struct mmc_command *cmd,
u32 clock_rate;
unsigned long timeout;
- if (data->flags & MMC_DATA_READ)
- direction = DMA_FROM_DEVICE;
- else
- direction = DMA_TO_DEVICE;
+ direction = mmc_get_dma_dir(data);
mmc_spi_setup_data_message(host, multiple, direction);
t = &host->t;
@@ -462,11 +462,9 @@ static void msdc_prepare_data(struct msdc_host *host, struct mmc_request *mrq)
struct mmc_data *data = mrq->data;
if (!(data->host_cookie & MSDC_PREPARE_FLAG)) {
- bool read = (data->flags & MMC_DATA_READ) != 0;
-
data->host_cookie |= MSDC_PREPARE_FLAG;
data->sg_count = dma_map_sg(host->dev, data->sg, data->sg_len,
- read ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
+ mmc_get_dma_dir(data));
}
}
@@ -478,10 +476,8 @@ static void msdc_unprepare_data(struct msdc_host *host, struct mmc_request *mrq)
return;
if (data->host_cookie & MSDC_PREPARE_FLAG) {
- bool read = (data->flags & MMC_DATA_READ) != 0;
-
dma_unmap_sg(host->dev, data->sg, data->sg_len,
- read ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
+ mmc_get_dma_dir(data));
data->host_cookie &= ~MSDC_PREPARE_FLAG;
}
}
@@ -125,10 +125,10 @@ static int mvsd_setup_data(struct mvsd_host *host, struct mmc_data *data)
return 1;
} else {
dma_addr_t phys_addr;
- int dma_dir = (data->flags & MMC_DATA_READ) ?
- DMA_FROM_DEVICE : DMA_TO_DEVICE;
- host->sg_frags = dma_map_sg(mmc_dev(host->mmc), data->sg,
- data->sg_len, dma_dir);
+
+ host->sg_frags = dma_map_sg(mmc_dev(host->mmc),
+ data->sg, data->sg_len,
+ mmc_get_dma_dir(data));
phys_addr = sg_dma_address(data->sg);
mvsd_write(MVSD_SYS_ADDR_LOW, (u32)phys_addr & 0xffff);
mvsd_write(MVSD_SYS_ADDR_HI, (u32)phys_addr >> 16);
@@ -294,8 +294,7 @@ static u32 mvsd_finish_data(struct mvsd_host *host, struct mmc_data *data,
host->pio_size = 0;
} else {
dma_unmap_sg(mmc_dev(host->mmc), data->sg, host->sg_frags,
- (data->flags & MMC_DATA_READ) ?
- DMA_FROM_DEVICE : DMA_TO_DEVICE);
+ mmc_get_dma_dir(data));
}
if (err_status & MVSD_ERR_DATA_TIMEOUT)
@@ -935,15 +935,6 @@ omap_hsmmc_start_command(struct omap_hsmmc_host *host, struct mmc_command *cmd,
OMAP_HSMMC_WRITE(host->base, CMD, cmdreg);
}
-static int
-omap_hsmmc_get_dma_dir(struct omap_hsmmc_host *host, struct mmc_data *data)
-{
- if (data->flags & MMC_DATA_WRITE)
- return DMA_TO_DEVICE;
- else
- return DMA_FROM_DEVICE;
-}
-
static struct dma_chan *omap_hsmmc_get_dma_chan(struct omap_hsmmc_host *host,
struct mmc_data *data)
{
@@ -1055,7 +1046,7 @@ static void omap_hsmmc_dma_cleanup(struct omap_hsmmc_host *host, int errno)
dmaengine_terminate_all(chan);
dma_unmap_sg(chan->device->dev,
host->data->sg, host->data->sg_len,
- omap_hsmmc_get_dma_dir(host, host->data));
+ mmc_get_dma_dir(host->data));
host->data->host_cookie = 0;
}
@@ -1350,7 +1341,7 @@ static void omap_hsmmc_dma_callback(void *param)
if (!data->host_cookie)
dma_unmap_sg(chan->device->dev,
data->sg, data->sg_len,
- omap_hsmmc_get_dma_dir(host, data));
+ mmc_get_dma_dir(data));
req_in_progress = host->req_in_progress;
host->dma_ch = -1;
@@ -1383,7 +1374,7 @@ static int omap_hsmmc_pre_dma_transfer(struct omap_hsmmc_host *host,
/* Check if next job is already prepared */
if (next || data->host_cookie != host->next_data.cookie) {
dma_len = dma_map_sg(chan->device->dev, data->sg, data->sg_len,
- omap_hsmmc_get_dma_dir(host, data));
+ mmc_get_dma_dir(data));
} else {
dma_len = host->next_data.dma_len;
@@ -1569,7 +1560,7 @@ static void omap_hsmmc_post_req(struct mmc_host *mmc, struct mmc_request *mrq,
struct dma_chan *c = omap_hsmmc_get_dma_chan(host, data);
dma_unmap_sg(c->device->dev, data->sg, data->sg_len,
- omap_hsmmc_get_dma_dir(host, data));
+ mmc_get_dma_dir(data));
data->host_cookie = 0;
}
}
@@ -1104,7 +1104,7 @@ static int s3cmci_prepare_dma(struct s3cmci_host *host, struct mmc_data *data)
conf.direction = DMA_MEM_TO_DEV;
dma_map_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- rw ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
+ mmc_get_dma_dir(data));
dmaengine_slave_config(host->dma, &conf);
desc = dmaengine_prep_slave_sg(host->dma, data->sg, data->sg_len,
@@ -1121,7 +1121,7 @@ static int s3cmci_prepare_dma(struct s3cmci_host *host, struct mmc_data *data)
unmap_exit:
dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- rw ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
+ mmc_get_dma_dir(data));
return -ENOMEM;
}
@@ -502,8 +502,7 @@ static int sdhci_pre_dma_transfer(struct sdhci_host *host,
return data->sg_count;
sg_count = dma_map_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- data->flags & MMC_DATA_WRITE ?
- DMA_TO_DEVICE : DMA_FROM_DEVICE);
+ mmc_get_dma_dir(data));
if (sg_count == 0)
return -ENOSPC;
@@ -2213,8 +2212,7 @@ static void sdhci_post_req(struct mmc_host *mmc, struct mmc_request *mrq,
if (data->host_cookie != COOKIE_UNMAPPED)
dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- data->flags & MMC_DATA_WRITE ?
- DMA_TO_DEVICE : DMA_FROM_DEVICE);
+ mmc_get_dma_dir(data));
data->host_cookie = COOKIE_UNMAPPED;
}
@@ -2330,8 +2328,7 @@ static bool sdhci_request_done(struct sdhci_host *host)
if (data && data->host_cookie == COOKIE_MAPPED) {
dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- (data->flags & MMC_DATA_READ) ?
- DMA_FROM_DEVICE : DMA_TO_DEVICE);
+ mmc_get_dma_dir(data));
data->host_cookie = COOKIE_UNMAPPED;
}
}
@@ -385,14 +385,6 @@ static void sunxi_mmc_init_idma_des(struct sunxi_mmc_host *host,
wmb();
}
-static enum dma_data_direction sunxi_mmc_get_dma_dir(struct mmc_data *data)
-{
- if (data->flags & MMC_DATA_WRITE)
- return DMA_TO_DEVICE;
- else
- return DMA_FROM_DEVICE;
-}
-
static int sunxi_mmc_map_dma(struct sunxi_mmc_host *host,
struct mmc_data *data)
{
@@ -400,7 +392,7 @@ static int sunxi_mmc_map_dma(struct sunxi_mmc_host *host,
struct scatterlist *sg;
dma_len = dma_map_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- sunxi_mmc_get_dma_dir(data));
+ mmc_get_dma_dir(data));
if (dma_len == 0) {
dev_err(mmc_dev(host->mmc), "dma_map_sg failed\n");
return -ENOMEM;
@@ -551,7 +543,7 @@ static irqreturn_t sunxi_mmc_finalize_request(struct sunxi_mmc_host *host)
rval |= SDXC_FIFO_RESET;
mmc_writel(host, REG_GCTRL, rval);
dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
- sunxi_mmc_get_dma_dir(data));
+ mmc_get_dma_dir(data));
}
mmc_writel(host, REG_RINTR, 0xffff);
@@ -1022,7 +1014,7 @@ static void sunxi_mmc_request(struct mmc_host *mmc, struct mmc_request *mrq)
if (data)
dma_unmap_sg(mmc_dev(mmc), data->sg, data->sg_len,
- sunxi_mmc_get_dma_dir(data));
+ mmc_get_dma_dir(data));
dev_err(mmc_dev(mmc), "request already pending\n");
mrq->cmd->error = -EBUSY;
Use new core function mmc_get_dma_dir(). Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> --- drivers/mmc/host/android-goldfish.c | 10 ++-------- drivers/mmc/host/atmel-mci.c | 6 ++---- drivers/mmc/host/davinci_mmc.c | 10 +++------- drivers/mmc/host/dw_mmc.c | 14 +++----------- drivers/mmc/host/jz4740_mmc.c | 9 ++------- drivers/mmc/host/mmc_spi.c | 5 +---- drivers/mmc/host/mtk-sd.c | 8 ++------ drivers/mmc/host/mvsdio.c | 11 +++++------ drivers/mmc/host/omap_hsmmc.c | 17 ++++------------- drivers/mmc/host/s3cmci.c | 4 ++-- drivers/mmc/host/sdhci.c | 9 +++------ drivers/mmc/host/sunxi-mmc.c | 14 +++----------- 12 files changed, 32 insertions(+), 85 deletions(-)