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authorMark Brown <broonie@kernel.org>2018-12-11 20:44:49 +0000
committerMark Brown <broonie@kernel.org>2018-12-11 20:44:49 +0000
commite6202e8249aa7115af65f2d80b43c132816224ef (patch)
tree8865dd722ad55bb5e6bd5d446057395336ed0169 /drivers/spi
parent2b96edb570709d6ca2e06842941c4bdf04b55f47 (diff)
parentd407c81adae57041ba82577e604e351f36b8afce (diff)
Merge branch 'for-linus' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator into regulator-4.21
Diffstat (limited to 'drivers/spi')
-rw-r--r--drivers/spi/spi-mt65xx.c4
-rw-r--r--drivers/spi/spi-omap2-mcspi.c37
2 files changed, 27 insertions, 14 deletions
diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
index 3dc31627c655..0c2867deb36f 100644
--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -522,11 +522,11 @@ static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id)
mdata->xfer_len = min(MTK_SPI_MAX_FIFO_SIZE, len);
mtk_spi_setup_packet(master);
- cnt = len / 4;
+ cnt = mdata->xfer_len / 4;
iowrite32_rep(mdata->base + SPI_TX_DATA_REG,
trans->tx_buf + mdata->num_xfered, cnt);
- remainder = len % 4;
+ remainder = mdata->xfer_len % 4;
if (remainder > 0) {
reg_val = 0;
memcpy(&reg_val,
diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c
index f024c3fc3679..2fd8881fcd65 100644
--- a/drivers/spi/spi-omap2-mcspi.c
+++ b/drivers/spi/spi-omap2-mcspi.c
@@ -1540,13 +1540,26 @@ static int omap2_mcspi_remove(struct platform_device *pdev)
/* work with hotplug and coldplug */
MODULE_ALIAS("platform:omap2_mcspi");
-#ifdef CONFIG_SUSPEND
-static int omap2_mcspi_suspend_noirq(struct device *dev)
+static int __maybe_unused omap2_mcspi_suspend(struct device *dev)
{
- return pinctrl_pm_select_sleep_state(dev);
+ struct spi_master *master = dev_get_drvdata(dev);
+ struct omap2_mcspi *mcspi = spi_master_get_devdata(master);
+ int error;
+
+ error = pinctrl_pm_select_sleep_state(dev);
+ if (error)
+ dev_warn(mcspi->dev, "%s: failed to set pins: %i\n",
+ __func__, error);
+
+ error = spi_master_suspend(master);
+ if (error)
+ dev_warn(mcspi->dev, "%s: master suspend failed: %i\n",
+ __func__, error);
+
+ return pm_runtime_force_suspend(dev);
}
-static int omap2_mcspi_resume_noirq(struct device *dev)
+static int __maybe_unused omap2_mcspi_resume(struct device *dev)
{
struct spi_master *master = dev_get_drvdata(dev);
struct omap2_mcspi *mcspi = spi_master_get_devdata(master);
@@ -1557,17 +1570,17 @@ static int omap2_mcspi_resume_noirq(struct device *dev)
dev_warn(mcspi->dev, "%s: failed to set pins: %i\n",
__func__, error);
- return 0;
-}
+ error = spi_master_resume(master);
+ if (error)
+ dev_warn(mcspi->dev, "%s: master resume failed: %i\n",
+ __func__, error);
-#else
-#define omap2_mcspi_suspend_noirq NULL
-#define omap2_mcspi_resume_noirq NULL
-#endif
+ return pm_runtime_force_resume(dev);
+}
static const struct dev_pm_ops omap2_mcspi_pm_ops = {
- .suspend_noirq = omap2_mcspi_suspend_noirq,
- .resume_noirq = omap2_mcspi_resume_noirq,
+ SET_SYSTEM_SLEEP_PM_OPS(omap2_mcspi_suspend,
+ omap2_mcspi_resume)
.runtime_resume = omap_mcspi_runtime_resume,
};