diff options
Diffstat (limited to 'drivers/misc/xilinx_sdfec.c')
| -rw-r--r-- | drivers/misc/xilinx_sdfec.c | 27 |
1 files changed, 7 insertions, 20 deletions
diff --git a/drivers/misc/xilinx_sdfec.c b/drivers/misc/xilinx_sdfec.c index d6e3c650bd11..3135ba3a58ee 100644 --- a/drivers/misc/xilinx_sdfec.c +++ b/drivers/misc/xilinx_sdfec.c @@ -15,7 +15,8 @@ #include <linux/interrupt.h> #include <linux/kernel.h> #include <linux/module.h> -#include <linux/of_platform.h> +#include <linux/of.h> +#include <linux/platform_device.h> #include <linux/poll.h> #include <linux/slab.h> #include <linux/clk.h> @@ -636,7 +637,7 @@ static int xsdfec_table_write(struct xsdfec_dev *xsdfec, u32 offset, } for (i = 0; i < nr_pages; i++) { - addr = kmap(pages[i]); + addr = kmap_local_page(pages[i]); do { xsdfec_regwrite(xsdfec, base_addr + ((offset + reg) * @@ -645,6 +646,7 @@ static int xsdfec_table_write(struct xsdfec_dev *xsdfec, u32 offset, reg++; } while ((reg < len) && ((reg * XSDFEC_REG_WIDTH_JUMP) % PAGE_SIZE)); + kunmap_local(addr); unpin_user_page(pages[i]); } return 0; @@ -854,16 +856,6 @@ static int xsdfec_cfg_axi_streams(struct xsdfec_dev *xsdfec) return 0; } -static int xsdfec_dev_open(struct inode *iptr, struct file *fptr) -{ - return 0; -} - -static int xsdfec_dev_release(struct inode *iptr, struct file *fptr) -{ - return 0; -} - static int xsdfec_start(struct xsdfec_dev *xsdfec) { u32 regread; @@ -1029,8 +1021,6 @@ static __poll_t xsdfec_poll(struct file *file, poll_table *wait) static const struct file_operations xsdfec_fops = { .owner = THIS_MODULE, - .open = xsdfec_dev_open, - .release = xsdfec_dev_release, .unlocked_ioctl = xsdfec_dev_ioctl, .poll = xsdfec_poll, .compat_ioctl = compat_ptr_ioctl, @@ -1358,7 +1348,6 @@ static int xsdfec_probe(struct platform_device *pdev) { struct xsdfec_dev *xsdfec; struct device *dev; - struct resource *res; int err; bool irq_enabled = true; @@ -1374,8 +1363,7 @@ static int xsdfec_probe(struct platform_device *pdev) return err; dev = xsdfec->dev; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - xsdfec->regs = devm_ioremap_resource(dev, res); + xsdfec->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(xsdfec->regs)) { err = PTR_ERR(xsdfec->regs); goto err_xsdfec_dev; @@ -1432,7 +1420,7 @@ err_xsdfec_dev: return err; } -static int xsdfec_remove(struct platform_device *pdev) +static void xsdfec_remove(struct platform_device *pdev) { struct xsdfec_dev *xsdfec; @@ -1440,7 +1428,6 @@ static int xsdfec_remove(struct platform_device *pdev) misc_deregister(&xsdfec->miscdev); ida_free(&dev_nrs, xsdfec->dev_id); xsdfec_disable_all_clks(&xsdfec->clks); - return 0; } static const struct of_device_id xsdfec_of_match[] = { @@ -1457,7 +1444,7 @@ static struct platform_driver xsdfec_driver = { .of_match_table = xsdfec_of_match, }, .probe = xsdfec_probe, - .remove = xsdfec_remove, + .remove = xsdfec_remove, }; module_platform_driver(xsdfec_driver); |