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authorMark Brown <broonie@opensource.wolfsonmicro.com>2013-03-12 19:11:47 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-03-12 19:11:47 +0000
commit19533314f9fcb52b619a1513491b691a67b40721 (patch)
treea857a75c2cbf2795e7f5ed7718fc73437f192693
parent0054e28dc9d2d7c43b569ed5d491bc8bc2f903a9 (diff)
parentb435ff212e91bddc2d12e6638a4d846d5f60daa6 (diff)
downloadlinux-19533314f9fcb52b619a1513491b691a67b40721.tar.gz
Merge branch 'spi-fix' into spi-next
-rw-r--r--drivers/spi/spi-bcm63xx.c3
-rw-r--r--drivers/spi/spi-tegra20-slink.c25
2 files changed, 9 insertions, 19 deletions
diff --git a/drivers/spi/spi-bcm63xx.c b/drivers/spi/spi-bcm63xx.c
index 9578af782a77..d7df435d962e 100644
--- a/drivers/spi/spi-bcm63xx.c
+++ b/drivers/spi/spi-bcm63xx.c
@@ -152,7 +152,6 @@ static void bcm63xx_spi_setup_transfer(struct spi_device *spi,
 static int bcm63xx_spi_setup(struct spi_device *spi)
 {
 	struct bcm63xx_spi *bs;
-	int ret;
 
 	bs = spi_master_get_devdata(spi->master);
 
@@ -490,7 +489,7 @@ static int bcm63xx_spi_probe(struct platform_device *pdev)
 	default:
 		dev_err(dev, "unsupported MSG_CTL width: %d\n",
 			 bs->msg_ctl_width);
-		goto out_clk_disable;
+		goto out_err;
 	}
 
 	/* Initialize hardware */
diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c
index b8698b389ef3..a829563f4713 100644
--- a/drivers/spi/spi-tegra20-slink.c
+++ b/drivers/spi/spi-tegra20-slink.c
@@ -858,21 +858,6 @@ static int tegra_slink_setup(struct spi_device *spi)
 	return 0;
 }
 
-static int tegra_slink_prepare_transfer(struct spi_master *master)
-{
-	struct tegra_slink_data *tspi = spi_master_get_devdata(master);
-
-	return pm_runtime_get_sync(tspi->dev);
-}
-
-static int tegra_slink_unprepare_transfer(struct spi_master *master)
-{
-	struct tegra_slink_data *tspi = spi_master_get_devdata(master);
-
-	pm_runtime_put(tspi->dev);
-	return 0;
-}
-
 static int tegra_slink_transfer_one_message(struct spi_master *master,
 			struct spi_message *msg)
 {
@@ -885,6 +870,12 @@ static int tegra_slink_transfer_one_message(struct spi_master *master,
 
 	msg->status = 0;
 	msg->actual_length = 0;
+	ret = pm_runtime_get_sync(tspi->dev);
+	if (ret < 0) {
+		dev_err(tspi->dev, "runtime get failed: %d\n", ret);
+		goto done;
+	}
+
 	single_xfer = list_is_singular(&msg->transfers);
 	list_for_each_entry(xfer, &msg->transfers, transfer_list) {
 		INIT_COMPLETION(tspi->xfer_completion);
@@ -921,6 +912,8 @@ static int tegra_slink_transfer_one_message(struct spi_master *master,
 exit:
 	tegra_slink_writel(tspi, tspi->def_command_reg, SLINK_COMMAND);
 	tegra_slink_writel(tspi, tspi->def_command2_reg, SLINK_COMMAND2);
+	pm_runtime_put(tspi->dev);
+done:
 	msg->status = ret;
 	spi_finalize_current_message(master);
 	return ret;
@@ -1148,9 +1141,7 @@ static int tegra_slink_probe(struct platform_device *pdev)
 	/* the spi->mode bits understood by this driver: */
 	master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
 	master->setup = tegra_slink_setup;
-	master->prepare_transfer_hardware = tegra_slink_prepare_transfer;
 	master->transfer_one_message = tegra_slink_transfer_one_message;
-	master->unprepare_transfer_hardware = tegra_slink_unprepare_transfer;
 	master->num_chipselect = MAX_CHIP_SELECT;
 	master->bus_num = -1;