diff options
Diffstat (limited to 'drivers/spi/spi-sprd.c')
| -rw-r--r-- | drivers/spi/spi-sprd.c | 31 |
1 files changed, 13 insertions, 18 deletions
diff --git a/drivers/spi/spi-sprd.c b/drivers/spi/spi-sprd.c index 65b8075da4eb..ad75f5f0f2bf 100644 --- a/drivers/spi/spi-sprd.c +++ b/drivers/spi/spi-sprd.c @@ -11,7 +11,6 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/of.h> -#include <linux/of_device.h> #include <linux/of_dma.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> @@ -579,7 +578,7 @@ static void sprd_spi_dma_release(struct sprd_spi *ss) static int sprd_spi_dma_txrx_bufs(struct spi_device *sdev, struct spi_transfer *t) { - struct sprd_spi *ss = spi_master_get_devdata(sdev->master); + struct sprd_spi *ss = spi_controller_get_devdata(sdev->controller); u32 trans_len = ss->trans_len; int ret, write_size = 0; @@ -729,7 +728,7 @@ static int sprd_spi_setup_transfer(struct spi_device *sdev, if (ret) return ret; - /* Set tansfer speed and valid bits */ + /* Set transfer speed and valid bits */ sprd_spi_set_speed(ss, t->speed_hz); sprd_spi_set_transfer_bits(ss, bits_per_word); @@ -924,13 +923,12 @@ static int sprd_spi_probe(struct platform_device *pdev) int ret; pdev->id = of_alias_get_id(pdev->dev.of_node, "spi"); - sctlr = spi_alloc_master(&pdev->dev, sizeof(*ss)); + sctlr = spi_alloc_host(&pdev->dev, sizeof(*ss)); if (!sctlr) return -ENOMEM; ss = spi_controller_get_devdata(sctlr); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - ss->base = devm_ioremap_resource(&pdev->dev, res); + ss->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(ss->base)) { ret = PTR_ERR(ss->base); goto free_controller; @@ -984,7 +982,6 @@ static int sprd_spi_probe(struct platform_device *pdev) if (ret) goto err_rpm_put; - pm_runtime_mark_last_busy(&pdev->dev); pm_runtime_put_autosuspend(&pdev->dev); return 0; @@ -1002,27 +999,25 @@ free_controller: return ret; } -static int sprd_spi_remove(struct platform_device *pdev) +static void sprd_spi_remove(struct platform_device *pdev) { struct spi_controller *sctlr = platform_get_drvdata(pdev); struct sprd_spi *ss = spi_controller_get_devdata(sctlr); int ret; - ret = pm_runtime_resume_and_get(ss->dev); - if (ret < 0) { + ret = pm_runtime_get_sync(ss->dev); + if (ret < 0) dev_err(ss->dev, "failed to resume SPI controller\n"); - return ret; - } spi_controller_suspend(sctlr); - if (ss->dma.enable) - sprd_spi_dma_release(ss); - clk_disable_unprepare(ss->clk); + if (ret >= 0) { + if (ss->dma.enable) + sprd_spi_dma_release(ss); + clk_disable_unprepare(ss->clk); + } pm_runtime_put_noidle(&pdev->dev); pm_runtime_disable(&pdev->dev); - - return 0; } static int __maybe_unused sprd_spi_runtime_suspend(struct device *dev) @@ -1076,7 +1071,7 @@ static struct platform_driver sprd_spi_driver = { .pm = &sprd_spi_pm_ops, }, .probe = sprd_spi_probe, - .remove = sprd_spi_remove, + .remove = sprd_spi_remove, }; module_platform_driver(sprd_spi_driver); |