diff options
Diffstat (limited to 'drivers/media/platform/s3c-camif/camif-core.c')
| -rw-r--r-- | drivers/media/platform/s3c-camif/camif-core.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/media/platform/s3c-camif/camif-core.c b/drivers/media/platform/s3c-camif/camif-core.c index e2716c35f8f..b38574702fe 100644 --- a/drivers/media/platform/s3c-camif/camif-core.c +++ b/drivers/media/platform/s3c-camif/camif-core.c @@ -27,6 +27,7 @@ #include <linux/pm_runtime.h> #include <linux/slab.h> #include <linux/types.h> +#include <linux/version.h> #include <media/media-device.h> #include <media/v4l2-ctrls.h> @@ -340,10 +341,11 @@ static void camif_clk_put(struct camif_dev *camif) int i; for (i = 0; i < CLK_MAX_NUM; i++) { - if (IS_ERR_OR_NULL(camif->clock[i])) + if (IS_ERR(camif->clock[i])) continue; clk_unprepare(camif->clock[i]); clk_put(camif->clock[i]); + camif->clock[i] = ERR_PTR(-EINVAL); } } @@ -351,6 +353,9 @@ static int camif_clk_get(struct camif_dev *camif) { int ret, i; + for (i = 1; i < CLK_MAX_NUM; i++) + camif->clock[i] = ERR_PTR(-EINVAL); + for (i = 0; i < CLK_MAX_NUM; i++) { camif->clock[i] = clk_get(camif->dev, camif_clocks[i]); if (IS_ERR(camif->clock[i])) { @@ -433,11 +438,9 @@ static int s3c_camif_probe(struct platform_device *pdev) mres = platform_get_resource(pdev, IORESOURCE_MEM, 0); - camif->io_base = devm_request_and_ioremap(dev, mres); - if (!camif->io_base) { - dev_err(dev, "failed to obtain I/O memory\n"); - return -ENOENT; - } + camif->io_base = devm_ioremap_resource(dev, mres); + if (IS_ERR(camif->io_base)) + return PTR_ERR(camif->io_base); ret = camif_request_irqs(pdev, camif); if (ret < 0) |