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yaml
---
r: 365230
b: refs/heads/master
c: 823cd04
h: refs/heads/master
v: v3
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Nicolas Ferre authored and Mark Brown committed Apr 1, 2013
1 parent 784dafc commit 8559160
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Showing 2 changed files with 9 additions and 6 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 1888e8f2f55c40656d8eff68572abb3748068b96
refs/heads/master: 823cd0454325509d84dbf8e301c182c8a2711c65
13 changes: 8 additions & 5 deletions trunk/drivers/spi/spi-atmel.c
Original file line number Diff line number Diff line change
Expand Up @@ -208,6 +208,7 @@ struct atmel_spi {
unsigned long current_remaining_bytes;
struct spi_transfer *next_transfer;
unsigned long next_remaining_bytes;
int done_status;

void *buffer;
dma_addr_t buffer_dma;
Expand Down Expand Up @@ -553,15 +554,15 @@ static void atmel_spi_dma_unmap_xfer(struct spi_master *master,

static void
atmel_spi_msg_done(struct spi_master *master, struct atmel_spi *as,
struct spi_message *msg, int status, int stay)
struct spi_message *msg, int stay)
{
if (!stay || status < 0)
if (!stay || as->done_status < 0)
cs_deactivate(as, msg->spi);
else
as->stay = msg->spi;

list_del(&msg->queue);
msg->status = status;
msg->status = as->done_status;

dev_dbg(master->dev.parent,
"xfer complete: %u bytes transferred\n",
Expand All @@ -573,6 +574,7 @@ atmel_spi_msg_done(struct spi_master *master, struct atmel_spi *as,

as->current_transfer = NULL;
as->next_transfer = NULL;
as->done_status = 0;

/* continue if needed */
if (list_empty(&as->queue) || as->stopping)
Expand Down Expand Up @@ -650,7 +652,8 @@ atmel_spi_interrupt(int irq, void *dev_id)
/* Clear any overrun happening while cleaning up */
spi_readl(as, SR);

atmel_spi_msg_done(master, as, msg, -EIO, 0);
as->done_status = -EIO;
atmel_spi_msg_done(master, as, msg, 0);
} else if (pending & (SPI_BIT(RXBUFF) | SPI_BIT(ENDRX))) {
ret = IRQ_HANDLED;

Expand All @@ -668,7 +671,7 @@ atmel_spi_interrupt(int irq, void *dev_id)

if (atmel_spi_xfer_is_last(msg, xfer)) {
/* report completed message */
atmel_spi_msg_done(master, as, msg, 0,
atmel_spi_msg_done(master, as, msg,
xfer->cs_change);
} else {
if (xfer->cs_change) {
Expand Down

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