diff options
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_g2d.c')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_g2d.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 9a4c08e7453c..3b0da0378acf 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -19,6 +19,7 @@ #include <linux/workqueue.h> #include <linux/dma-mapping.h> #include <linux/dma-attrs.h> +#include <linux/of.h> #include <drm/drmP.h> #include <drm/exynos_drm.h> @@ -429,7 +430,7 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct drm_device *drm_dev, g2d_userptr->pages = pages; - sgt = kzalloc(sizeof *sgt, GFP_KERNEL); + sgt = kzalloc(sizeof(*sgt), GFP_KERNEL); if (!sgt) { DRM_ERROR("failed to allocate sg table.\n"); ret = -ENOMEM; @@ -1136,10 +1137,9 @@ static int g2d_probe(struct platform_device *pdev) res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - g2d->regs = devm_request_and_ioremap(&pdev->dev, res); - if (!g2d->regs) { - dev_err(dev, "failed to remap I/O memory\n"); - ret = -ENXIO; + g2d->regs = devm_ioremap_resource(&pdev->dev, res); + if (IS_ERR(g2d->regs)) { + ret = PTR_ERR(g2d->regs); goto err_put_clk; } @@ -1240,6 +1240,14 @@ static int g2d_resume(struct device *dev) static SIMPLE_DEV_PM_OPS(g2d_pm_ops, g2d_suspend, g2d_resume); +#ifdef CONFIG_OF +static const struct of_device_id exynos_g2d_match[] = { + { .compatible = "samsung,exynos5250-g2d" }, + {}, +}; +MODULE_DEVICE_TABLE(of, exynos_g2d_match); +#endif + struct platform_driver g2d_driver = { .probe = g2d_probe, .remove = g2d_remove, @@ -1247,5 +1255,6 @@ struct platform_driver g2d_driver = { .name = "s5p-g2d", .owner = THIS_MODULE, .pm = &g2d_pm_ops, + .of_match_table = of_match_ptr(exynos_g2d_match), }, }; |