diff options
Diffstat (limited to 'drivers/mmc/host/tifm_sd.c')
| -rw-r--r-- | drivers/mmc/host/tifm_sd.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/drivers/mmc/host/tifm_sd.c b/drivers/mmc/host/tifm_sd.c index c11a3d256051..20d5c7bd940a 100644 --- a/drivers/mmc/host/tifm_sd.c +++ b/drivers/mmc/host/tifm_sd.c @@ -16,7 +16,6 @@ #include <linux/mmc/host.h> #include <linux/highmem.h> #include <linux/scatterlist.h> -#include <linux/log2.h> #include <asm/io.h> #define DRIVER_NAME "tifm_sd" @@ -638,17 +637,15 @@ static void tifm_sd_request(struct mmc_host *mmc, struct mmc_request *mrq) goto err_out; } - if (mrq->data && !is_power_of_2(mrq->data->blksz)) { - printk(KERN_ERR "%s: Unsupported block size (%d bytes)\n", - sock->dev.bus_id, mrq->data->blksz); - mrq->cmd->error = -EINVAL; - goto err_out; - } - host->cmd_flags = 0; host->block_pos = 0; host->sg_pos = 0; + if (mrq->data && !is_power_of_2(mrq->data->blksz)) + host->no_dma = 1; + else + host->no_dma = no_dma ? 1 : 0; + if (r_data) { tifm_sd_set_data_timeout(host, r_data); @@ -676,7 +673,7 @@ static void tifm_sd_request(struct mmc_host *mmc, struct mmc_request *mrq) : PCI_DMA_FROMDEVICE)) { printk(KERN_ERR "%s : scatterlist map failed\n", sock->dev.bus_id); - spin_unlock_irqrestore(&sock->lock, flags); + mrq->cmd->error = -ENOMEM; goto err_out; } host->sg_len = tifm_map_sg(sock, r_data->sg, @@ -692,7 +689,7 @@ static void tifm_sd_request(struct mmc_host *mmc, struct mmc_request *mrq) r_data->flags & MMC_DATA_WRITE ? PCI_DMA_TODEVICE : PCI_DMA_FROMDEVICE); - spin_unlock_irqrestore(&sock->lock, flags); + mrq->cmd->error = -ENOMEM; goto err_out; } @@ -966,7 +963,6 @@ static int tifm_sd_probe(struct tifm_dev *sock) return -ENOMEM; host = mmc_priv(mmc); - host->no_dma = no_dma; tifm_set_drvdata(sock, mmc); host->dev = sock; host->timeout_jiffies = msecs_to_jiffies(1000); |