Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=c24b2602af88db4489c6c3fb4b2a8e47fb15769b
Commit: c24b2602af88db4489c6c3fb4b2a8e47fb15769b
Parent: 9b938b749065d6a94172ac24d9748bd66a03da4c
Author: Marc Pignat <[EMAIL PROTECTED]>
AuthorDate: Tue Dec 4 23:45:11 2007 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Wed Dec 5 09:21:19 2007 -0800
spi: use simplified spi_sync() calling convention
Given the patch which simplifies the spi_sync calling convention, this one
updates the callers of that routine which tried using it according to the
previous specification. (Most didn't.)
Signed-off-by: Marc Pignat <[EMAIL PROTECTED]>
Signed-off-by: David Brownell <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
drivers/input/touchscreen/ads7846.c | 13 ++++++-------
drivers/mmc/host/mmc_spi.c | 10 ----------
drivers/rtc/rtc-max6902.c | 12 +++---------
3 files changed, 9 insertions(+), 26 deletions(-)
diff --git a/drivers/input/touchscreen/ads7846.c
b/drivers/input/touchscreen/ads7846.c
index f59aecf..fd9c5d5 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -267,13 +267,12 @@ static int ads7846_read12_ser(struct device *dev,
unsigned command)
ts->irq_disabled = 0;
enable_irq(spi->irq);
- if (req->msg.status)
- status = req->msg.status;
-
- /* on-wire is a must-ignore bit, a BE12 value, then padding */
- sample = be16_to_cpu(req->sample);
- sample = sample >> 3;
- sample &= 0x0fff;
+ if (status == 0) {
+ /* on-wire is a must-ignore bit, a BE12 value, then padding */
+ sample = be16_to_cpu(req->sample);
+ sample = sample >> 3;
+ sample &= 0x0fff;
+ }
kfree(req);
return status ? status : sample;
diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c
index a646921..365024b 100644
--- a/drivers/mmc/host/mmc_spi.c
+++ b/drivers/mmc/host/mmc_spi.c
@@ -176,8 +176,6 @@ mmc_spi_readbytes(struct mmc_spi_host *host, unsigned len)
DMA_FROM_DEVICE);
status = spi_sync(host->spi, &host->readback);
- if (status == 0)
- status = host->readback.status;
if (host->dma_dev)
dma_sync_single_for_cpu(host->dma_dev,
@@ -480,8 +478,6 @@ mmc_spi_command_send(struct mmc_spi_host *host,
DMA_BIDIRECTIONAL);
}
status = spi_sync(host->spi, &host->m);
- if (status == 0)
- status = host->m.status;
if (host->dma_dev)
dma_sync_single_for_cpu(host->dma_dev,
@@ -624,8 +620,6 @@ mmc_spi_writeblock(struct mmc_spi_host *host, struct
spi_transfer *t)
DMA_BIDIRECTIONAL);
status = spi_sync(spi, &host->m);
- if (status == 0)
- status = host->m.status;
if (status != 0) {
dev_dbg(&spi->dev, "write error (%d)\n", status);
@@ -726,8 +720,6 @@ mmc_spi_readblock(struct mmc_spi_host *host, struct
spi_transfer *t)
}
status = spi_sync(spi, &host->m);
- if (status == 0)
- status = host->m.status;
if (host->dma_dev) {
dma_sync_single_for_cpu(host->dma_dev,
@@ -905,8 +897,6 @@ mmc_spi_data_do(struct mmc_spi_host *host, struct
mmc_command *cmd,
DMA_BIDIRECTIONAL);
tmp = spi_sync(spi, &host->m);
- if (tmp == 0)
- tmp = host->m.status;
if (host->dma_dev)
dma_sync_single_for_cpu(host->dma_dev,
diff --git a/drivers/rtc/rtc-max6902.c b/drivers/rtc/rtc-max6902.c
index 3e183cf..1f956dc 100644
--- a/drivers/rtc/rtc-max6902.c
+++ b/drivers/rtc/rtc-max6902.c
@@ -89,13 +89,9 @@ static int max6902_get_reg(struct device *dev, unsigned char
address,
/* do the i/o */
status = spi_sync(spi, &message);
- if (status == 0)
- status = message.status;
- else
- return status;
-
- *data = chip->rx_buf[1];
+ if (status == 0)
+ *data = chip->rx_buf[1];
return status;
}
@@ -125,9 +121,7 @@ static int max6902_get_datetime(struct device *dev, struct
rtc_time *dt)
/* do the i/o */
status = spi_sync(spi, &message);
- if (status == 0)
- status = message.status;
- else
+ if (status)
return status;
/* The chip sends data in this order:
-
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