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-rw-r--r--drivers/spi/spi-cadence-quadspi.c24
-rw-r--r--drivers/spi/spi-fsl-lpspi.c8
-rw-r--r--drivers/spi/spi-imx.c4
-rw-r--r--drivers/spi/spi-intel-pci.c1
-rw-r--r--drivers/spi/spi-mt65xx.c22
5 files changed, 39 insertions, 20 deletions
diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c
index 731775d34d..1a8d03958d 100644
--- a/drivers/spi/spi-cadence-quadspi.c
+++ b/drivers/spi/spi-cadence-quadspi.c
@@ -1927,7 +1927,7 @@ static void cqspi_remove(struct platform_device *pdev)
pm_runtime_disable(&pdev->dev);
}
-static int cqspi_suspend(struct device *dev)
+static int cqspi_runtime_suspend(struct device *dev)
{
struct cqspi_st *cqspi = dev_get_drvdata(dev);
@@ -1936,7 +1936,7 @@ static int cqspi_suspend(struct device *dev)
return 0;
}
-static int cqspi_resume(struct device *dev)
+static int cqspi_runtime_resume(struct device *dev)
{
struct cqspi_st *cqspi = dev_get_drvdata(dev);
@@ -1949,8 +1949,24 @@ static int cqspi_resume(struct device *dev)
return 0;
}
-static DEFINE_RUNTIME_DEV_PM_OPS(cqspi_dev_pm_ops, cqspi_suspend,
- cqspi_resume, NULL);
+static int cqspi_suspend(struct device *dev)
+{
+ struct cqspi_st *cqspi = dev_get_drvdata(dev);
+
+ return spi_controller_suspend(cqspi->host);
+}
+
+static int cqspi_resume(struct device *dev)
+{
+ struct cqspi_st *cqspi = dev_get_drvdata(dev);
+
+ return spi_controller_resume(cqspi->host);
+}
+
+static const struct dev_pm_ops cqspi_dev_pm_ops = {
+ RUNTIME_PM_OPS(cqspi_runtime_suspend, cqspi_runtime_resume, NULL)
+ SYSTEM_SLEEP_PM_OPS(cqspi_suspend, cqspi_resume)
+};
static const struct cqspi_driver_platdata cdns_qspi = {
.quirks = CQSPI_DISABLE_DAC_MODE,
diff --git a/drivers/spi/spi-fsl-lpspi.c b/drivers/spi/spi-fsl-lpspi.c
index 11991eb126..079035db7d 100644
--- a/drivers/spi/spi-fsl-lpspi.c
+++ b/drivers/spi/spi-fsl-lpspi.c
@@ -830,11 +830,11 @@ static int fsl_lpspi_probe(struct platform_device *pdev)
is_target = of_property_read_bool((&pdev->dev)->of_node, "spi-slave");
if (is_target)
- controller = spi_alloc_target(&pdev->dev,
- sizeof(struct fsl_lpspi_data));
+ controller = devm_spi_alloc_target(&pdev->dev,
+ sizeof(struct fsl_lpspi_data));
else
- controller = spi_alloc_host(&pdev->dev,
- sizeof(struct fsl_lpspi_data));
+ controller = devm_spi_alloc_host(&pdev->dev,
+ sizeof(struct fsl_lpspi_data));
if (!controller)
return -ENOMEM;
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index e2d3e3ec13..0e479c5406 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -668,8 +668,8 @@ static int mx51_ecspi_prepare_transfer(struct spi_imx_data *spi_imx,
ctrl |= (MX51_ECSPI_CTRL_MAX_BURST * BITS_PER_BYTE - 1)
<< MX51_ECSPI_CTRL_BL_OFFSET;
else
- ctrl |= spi_imx->count / DIV_ROUND_UP(spi_imx->bits_per_word,
- BITS_PER_BYTE) * spi_imx->bits_per_word
+ ctrl |= (spi_imx->count / DIV_ROUND_UP(spi_imx->bits_per_word,
+ BITS_PER_BYTE) * spi_imx->bits_per_word - 1)
<< MX51_ECSPI_CTRL_BL_OFFSET;
}
}
diff --git a/drivers/spi/spi-intel-pci.c b/drivers/spi/spi-intel-pci.c
index 07d20ca116..4337ca51d7 100644
--- a/drivers/spi/spi-intel-pci.c
+++ b/drivers/spi/spi-intel-pci.c
@@ -85,6 +85,7 @@ static const struct pci_device_id intel_spi_pci_ids[] = {
{ PCI_VDEVICE(INTEL, 0xa2a4), (unsigned long)&cnl_info },
{ PCI_VDEVICE(INTEL, 0xa324), (unsigned long)&cnl_info },
{ PCI_VDEVICE(INTEL, 0xa3a4), (unsigned long)&cnl_info },
+ { PCI_VDEVICE(INTEL, 0xa823), (unsigned long)&cnl_info },
{ },
};
MODULE_DEVICE_TABLE(pci, intel_spi_pci_ids);
diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
index 8d5d170d49..109dac2e69 100644
--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -787,17 +787,19 @@ 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(host);
- cnt = mdata->xfer_len / 4;
- iowrite32_rep(mdata->base + SPI_TX_DATA_REG,
- trans->tx_buf + mdata->num_xfered, cnt);
+ if (trans->tx_buf) {
+ cnt = mdata->xfer_len / 4;
+ iowrite32_rep(mdata->base + SPI_TX_DATA_REG,
+ trans->tx_buf + mdata->num_xfered, cnt);
- remainder = mdata->xfer_len % 4;
- if (remainder > 0) {
- reg_val = 0;
- memcpy(&reg_val,
- trans->tx_buf + (cnt * 4) + mdata->num_xfered,
- remainder);
- writel(reg_val, mdata->base + SPI_TX_DATA_REG);
+ remainder = mdata->xfer_len % 4;
+ if (remainder > 0) {
+ reg_val = 0;
+ memcpy(&reg_val,
+ trans->tx_buf + (cnt * 4) + mdata->num_xfered,
+ remainder);
+ writel(reg_val, mdata->base + SPI_TX_DATA_REG);
+ }
}
mtk_spi_enable_transfer(host);