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spi: Use list_last_entry at appropriate places

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Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Axel Lin 2014-02-12 22:13:27 +08:00 committed by Mark Brown
parent 38dbfb59d1
commit 23e2c2aa45
3 changed files with 4 additions and 7 deletions
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3
drivers/spi/spi-dw.c
View File

@ -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)

5
drivers/spi/spi-pl022.c
View File

@ -459,9 +459,8 @@ static void giveback(struct pl022 *pl022)
struct spi_transfer *last_transfer;
pl022->next_msg_cs_active = false;
last_transfer = list_entry(pl022->cur_msg->transfers.prev,
struct spi_transfer,
transfer_list);
last_transfer = list_last_entry(&pl022->cur_msg->transfers,
struct spi_transfer, transfer_list);
/* Delay if requested before any change in chip select */
if (last_transfer->delay_usecs)

3
drivers/spi/spi-pxa2xx.c
View File

@ -362,8 +362,7 @@ static void giveback(struct driver_data *drv_data)
drv_data->cur_msg = NULL;
drv_data->cur_transfer = NULL;
last_transfer = list_entry(msg->transfers.prev,
struct spi_transfer,
last_transfer = list_last_entry(&msg->transfers, struct spi_transfer,
transfer_list);
/* Delay if requested before any change in chip select */