summaryrefslogtreecommitdiff
path: root/drivers/spi/spi-dw.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/spi/spi-dw.c')
-rw-r--r--drivers/spi/spi-dw.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index bf98d63d92b3..712ac5629cd4 100644
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -276,8 +276,7 @@ static void giveback(struct dw_spi *dws)
queue_work(dws->workqueue, &dws->pump_messages);
spin_unlock_irqrestore(&dws->lock, flags);
- last_transfer = list_entry(msg->transfers.prev,
- struct spi_transfer,
+ last_transfer = list_last_entry(&msg->transfers, struct spi_transfer,
transfer_list);
if (!last_transfer->cs_change && dws->cs_control)
@@ -439,12 +438,6 @@ static void pump_transfers(unsigned long data)
if (transfer->speed_hz != speed) {
speed = transfer->speed_hz;
- if (speed > dws->max_freq) {
- printk(KERN_ERR "MRST SPI0: unsupported"
- "freq: %dHz\n", speed);
- message->status = -EIO;
- goto early_exit;
- }
/* clk_div doesn't support odd number */
clk_div = dws->max_freq / speed;
@@ -671,12 +664,6 @@ static int dw_spi_setup(struct spi_device *spi)
return 0;
}
-static void dw_spi_cleanup(struct spi_device *spi)
-{
- struct chip_data *chip = spi_get_ctldata(spi);
- kfree(chip);
-}
-
static int init_queue(struct dw_spi *dws)
{
INIT_LIST_HEAD(&dws->queue);
@@ -806,9 +793,9 @@ int dw_spi_add_host(struct device *dev, struct dw_spi *dws)
master->bits_per_word_mask = SPI_BPW_MASK(8) | SPI_BPW_MASK(16);
master->bus_num = dws->bus_num;
master->num_chipselect = dws->num_cs;
- master->cleanup = dw_spi_cleanup;
master->setup = dw_spi_setup;
master->transfer = dw_spi_transfer;
+ master->max_speed_hz = dws->max_freq;
/* Basic HW init */
spi_hw_init(dws);