@@ -152,7 +152,7 @@ struct tegra_slink_chip_data {
struct tegra_slink_data {
struct device *dev;
- struct spi_master *master;
+ struct spi_controller *host;
const struct tegra_slink_chip_data *chip_data;
spinlock_t lock;
@@ -671,7 +671,7 @@ static void tegra_slink_deinit_dma_param(struct tegra_slink_data *tspi,
static int tegra_slink_start_transfer_one(struct spi_device *spi,
struct spi_transfer *t)
{
- struct tegra_slink_data *tspi = spi_master_get_devdata(spi->master);
+ struct tegra_slink_data *tspi = spi_controller_get_devdata(spi->controller);
u32 speed;
u8 bits_per_word;
unsigned total_fifo_words;
@@ -737,7 +737,7 @@ static int tegra_slink_setup(struct spi_device *spi)
SLINK_CS_POLARITY3,
};
- struct tegra_slink_data *tspi = spi_master_get_devdata(spi->master);
+ struct tegra_slink_data *tspi = spi_controller_get_devdata(spi->controller);
u32 val;
unsigned long flags;
int ret;
@@ -768,10 +768,10 @@ static int tegra_slink_setup(struct spi_device *spi)
return 0;
}
-static int tegra_slink_prepare_message(struct spi_master *master,
+static int tegra_slink_prepare_message(struct spi_controller *host,
struct spi_message *msg)
{
- struct tegra_slink_data *tspi = spi_master_get_devdata(master);
+ struct tegra_slink_data *tspi = spi_controller_get_devdata(host);
struct spi_device *spi = msg->spi;
tegra_slink_clear_status(tspi);
@@ -794,11 +794,11 @@ static int tegra_slink_prepare_message(struct spi_master *master,
return 0;
}
-static int tegra_slink_transfer_one(struct spi_master *master,
+static int tegra_slink_transfer_one(struct spi_controller *host,
struct spi_device *spi,
struct spi_transfer *xfer)
{
- struct tegra_slink_data *tspi = spi_master_get_devdata(master);
+ struct tegra_slink_data *tspi = spi_controller_get_devdata(host);
int ret;
reinit_completion(&tspi->xfer_completion);
@@ -825,10 +825,10 @@ static int tegra_slink_transfer_one(struct spi_master *master,
return 0;
}
-static int tegra_slink_unprepare_message(struct spi_master *master,
+static int tegra_slink_unprepare_message(struct spi_controller *host,
struct spi_message *msg)
{
- struct tegra_slink_data *tspi = spi_master_get_devdata(master);
+ struct tegra_slink_data *tspi = spi_controller_get_devdata(host);
tegra_slink_writel(tspi, tspi->def_command_reg, SLINK_COMMAND);
tegra_slink_writel(tspi, tspi->def_command2_reg, SLINK_COMMAND2);
@@ -999,7 +999,7 @@ MODULE_DEVICE_TABLE(of, tegra_slink_of_match);
static int tegra_slink_probe(struct platform_device *pdev)
{
- struct spi_master *master;
+ struct spi_controller *host;
struct tegra_slink_data *tspi;
struct resource *r;
int ret, spi_irq;
@@ -1007,36 +1007,36 @@ static int tegra_slink_probe(struct platform_device *pdev)
cdata = of_device_get_match_data(&pdev->dev);
- master = spi_alloc_master(&pdev->dev, sizeof(*tspi));
- if (!master) {
- dev_err(&pdev->dev, "master allocation failed\n");
+ host = spi_alloc_host(&pdev->dev, sizeof(*tspi));
+ if (!host) {
+ dev_err(&pdev->dev, "host allocation failed\n");
return -ENOMEM;
}
/* 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_message = tegra_slink_prepare_message;
- master->transfer_one = tegra_slink_transfer_one;
- master->unprepare_message = tegra_slink_unprepare_message;
- master->auto_runtime_pm = true;
- master->num_chipselect = MAX_CHIP_SELECT;
-
- platform_set_drvdata(pdev, master);
- tspi = spi_master_get_devdata(master);
- tspi->master = master;
+ host->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
+ host->setup = tegra_slink_setup;
+ host->prepare_message = tegra_slink_prepare_message;
+ host->transfer_one = tegra_slink_transfer_one;
+ host->unprepare_message = tegra_slink_unprepare_message;
+ host->auto_runtime_pm = true;
+ host->num_chipselect = MAX_CHIP_SELECT;
+
+ platform_set_drvdata(pdev, host);
+ tspi = spi_controller_get_devdata(host);
+ tspi->host = host;
tspi->dev = &pdev->dev;
tspi->chip_data = cdata;
spin_lock_init(&tspi->lock);
if (of_property_read_u32(tspi->dev->of_node, "spi-max-frequency",
- &master->max_speed_hz))
- master->max_speed_hz = 25000000; /* 25MHz */
+ &host->max_speed_hz))
+ host->max_speed_hz = 25000000; /* 25MHz */
tspi->base = devm_platform_get_and_ioremap_resource(pdev, 0, &r);
if (IS_ERR(tspi->base)) {
ret = PTR_ERR(tspi->base);
- goto exit_free_master;
+ goto exit_free_host;
}
tspi->phys = r->start;
@@ -1045,26 +1045,26 @@ static int tegra_slink_probe(struct platform_device *pdev)
if (IS_ERR(tspi->clk)) {
ret = PTR_ERR(tspi->clk);
dev_err(&pdev->dev, "Can not get clock %d\n", ret);
- goto exit_free_master;
+ goto exit_free_host;
}
tspi->rst = devm_reset_control_get_exclusive(&pdev->dev, "spi");
if (IS_ERR(tspi->rst)) {
dev_err(&pdev->dev, "can not get reset\n");
ret = PTR_ERR(tspi->rst);
- goto exit_free_master;
+ goto exit_free_host;
}
ret = devm_tegra_core_dev_init_opp_table_common(&pdev->dev);
if (ret)
- goto exit_free_master;
+ goto exit_free_host;
tspi->max_buf_size = SLINK_FIFO_DEPTH << 2;
tspi->dma_buf_size = DEFAULT_SPI_DMA_BUF_LEN;
ret = tegra_slink_init_dma_param(tspi, true);
if (ret < 0)
- goto exit_free_master;
+ goto exit_free_host;
ret = tegra_slink_init_dma_param(tspi, false);
if (ret < 0)
goto exit_rx_dma_free;
@@ -1103,10 +1103,10 @@ static int tegra_slink_probe(struct platform_device *pdev)
tegra_slink_writel(tspi, tspi->def_command_reg, SLINK_COMMAND);
tegra_slink_writel(tspi, tspi->def_command2_reg, SLINK_COMMAND2);
- master->dev.of_node = pdev->dev.of_node;
- ret = spi_register_master(master);
+ host->dev.of_node = pdev->dev.of_node;
+ ret = spi_register_controller(host);
if (ret < 0) {
- dev_err(&pdev->dev, "can not register to master err %d\n", ret);
+ dev_err(&pdev->dev, "can not register to host err %d\n", ret);
goto exit_free_irq;
}
@@ -1124,17 +1124,17 @@ static int tegra_slink_probe(struct platform_device *pdev)
tegra_slink_deinit_dma_param(tspi, false);
exit_rx_dma_free:
tegra_slink_deinit_dma_param(tspi, true);
-exit_free_master:
- spi_master_put(master);
+exit_free_host:
+ spi_controller_put(host);
return ret;
}
static void tegra_slink_remove(struct platform_device *pdev)
{
- struct spi_master *master = spi_master_get(platform_get_drvdata(pdev));
- struct tegra_slink_data *tspi = spi_master_get_devdata(master);
+ struct spi_controller *host = spi_controller_get(platform_get_drvdata(pdev));
+ struct tegra_slink_data *tspi = spi_controller_get_devdata(host);
- spi_unregister_master(master);
+ spi_unregister_controller(host);
free_irq(tspi->irq, tspi);
@@ -1146,21 +1146,21 @@ static void tegra_slink_remove(struct platform_device *pdev)
if (tspi->rx_dma_chan)
tegra_slink_deinit_dma_param(tspi, true);
- spi_master_put(master);
+ spi_controller_put(host);
}
#ifdef CONFIG_PM_SLEEP
static int tegra_slink_suspend(struct device *dev)
{
- struct spi_master *master = dev_get_drvdata(dev);
+ struct spi_controller *host = dev_get_drvdata(dev);
- return spi_master_suspend(master);
+ return spi_controller_suspend(host);
}
static int tegra_slink_resume(struct device *dev)
{
- struct spi_master *master = dev_get_drvdata(dev);
- struct tegra_slink_data *tspi = spi_master_get_devdata(master);
+ struct spi_controller *host = dev_get_drvdata(dev);
+ struct tegra_slink_data *tspi = spi_controller_get_devdata(host);
int ret;
ret = pm_runtime_resume_and_get(dev);
@@ -1172,14 +1172,14 @@ static int tegra_slink_resume(struct device *dev)
tegra_slink_writel(tspi, tspi->command2_reg, SLINK_COMMAND2);
pm_runtime_put(dev);
- return spi_master_resume(master);
+ return spi_controller_resume(host);
}
#endif
static int __maybe_unused tegra_slink_runtime_suspend(struct device *dev)
{
- struct spi_master *master = dev_get_drvdata(dev);
- struct tegra_slink_data *tspi = spi_master_get_devdata(master);
+ struct spi_controller *host = dev_get_drvdata(dev);
+ struct tegra_slink_data *tspi = spi_controller_get_devdata(host);
/* Flush all write which are in PPSB queue by reading back */
tegra_slink_readl(tspi, SLINK_MAS_DATA);
@@ -1190,8 +1190,8 @@ static int __maybe_unused tegra_slink_runtime_suspend(struct device *dev)
static int __maybe_unused tegra_slink_runtime_resume(struct device *dev)
{
- struct spi_master *master = dev_get_drvdata(dev);
- struct tegra_slink_data *tspi = spi_master_get_devdata(master);
+ struct spi_controller *host = dev_get_drvdata(dev);
+ struct tegra_slink_data *tspi = spi_controller_get_devdata(host);
int ret;
ret = clk_prepare_enable(tspi->clk);
Change legacy name master/slave to modern name host/target or controller. No functional changed. Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> --- drivers/spi/spi-tegra20-slink.c | 98 ++++++++++++++++----------------- 1 file changed, 49 insertions(+), 49 deletions(-)