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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-12-06 17:17:24 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-12-06 17:17:24 +0100
commitdd63af108f0814f0b589659f4e55a7a5af3b7e53 (patch)
tree0a7679fecb5b516cddb2153c632a4262899be6c3 /drivers/spi
parentserial: pxa: hold port.lock when reporting modem line changes (diff)
parentLinux 3.18-rc7 (diff)
downloadlinux-dd63af108f0814f0b589659f4e55a7a5af3b7e53.tar.xz
linux-dd63af108f0814f0b589659f4e55a7a5af3b7e53.zip
Merge 3.18-rc7 into tty-next
This resolves the merge issue with drivers/tty/serial/of_serial.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-dw.c6
-rw-r--r--drivers/spi/spi-sirf.c4
-rw-r--r--drivers/spi/spi.c6
3 files changed, 6 insertions, 10 deletions
diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
index 72e12bad14b9..d0d5542efc06 100644
--- a/drivers/spi/spi-dw.c
+++ b/drivers/spi/spi-dw.c
@@ -376,9 +376,6 @@ static void pump_transfers(unsigned long data)
chip = dws->cur_chip;
spi = message->spi;
- if (unlikely(!chip->clk_div))
- chip->clk_div = dws->max_freq / chip->speed_hz;
-
if (message->state == ERROR_STATE) {
message->status = -EIO;
goto early_exit;
@@ -419,7 +416,7 @@ static void pump_transfers(unsigned long data)
if (transfer->speed_hz) {
speed = chip->speed_hz;
- if (transfer->speed_hz != speed) {
+ if ((transfer->speed_hz != speed) || (!chip->clk_div)) {
speed = transfer->speed_hz;
/* clk_div doesn't support odd number */
@@ -581,7 +578,6 @@ static int dw_spi_setup(struct spi_device *spi)
dev_err(&spi->dev, "No max speed HZ parameter\n");
return -EINVAL;
}
- chip->speed_hz = spi->max_speed_hz;
chip->tmode = 0; /* Tx & Rx */
/* Default SPI mode is SCPOL = 0, SCPH = 0 */
diff --git a/drivers/spi/spi-sirf.c b/drivers/spi/spi-sirf.c
index 39e2c0a55a28..f63de781c729 100644
--- a/drivers/spi/spi-sirf.c
+++ b/drivers/spi/spi-sirf.c
@@ -562,9 +562,9 @@ spi_sirfsoc_setup_transfer(struct spi_device *spi, struct spi_transfer *t)
sspi->word_width = DIV_ROUND_UP(bits_per_word, 8);
txfifo_ctrl = SIRFSOC_SPI_FIFO_THD(SIRFSOC_SPI_FIFO_SIZE / 2) |
- sspi->word_width;
+ (sspi->word_width >> 1);
rxfifo_ctrl = SIRFSOC_SPI_FIFO_THD(SIRFSOC_SPI_FIFO_SIZE / 2) |
- sspi->word_width;
+ (sspi->word_width >> 1);
if (!(spi->mode & SPI_CS_HIGH))
regval |= SIRFSOC_SPI_CS_IDLE_STAT;
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index ebcb33df2eb2..50f20f243981 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -615,13 +615,13 @@ static int spi_map_buf(struct spi_master *master, struct device *dev,
sg_free_table(sgt);
return -ENOMEM;
}
- sg_buf = page_address(vm_page) +
- ((size_t)buf & ~PAGE_MASK);
+ sg_set_page(&sgt->sgl[i], vm_page,
+ min, offset_in_page(buf));
} else {
sg_buf = buf;
+ sg_set_buf(&sgt->sgl[i], sg_buf, min);
}
- sg_set_buf(&sgt->sgl[i], sg_buf, min);
buf += min;
len -= min;