diff options
Diffstat (limited to 'drivers/media/platform/vsp1/vsp1_drv.c')
-rw-r--r-- | drivers/media/platform/vsp1/vsp1_drv.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/drivers/media/platform/vsp1/vsp1_drv.c b/drivers/media/platform/vsp1/vsp1_drv.c index c69ee0657f75..3e6601b5b4de 100644 --- a/drivers/media/platform/vsp1/vsp1_drv.c +++ b/drivers/media/platform/vsp1/vsp1_drv.c @@ -345,36 +345,32 @@ static int vsp1_device_init(struct vsp1_device *vsp1) * Increment the VSP1 reference count and initialize the device if the first * reference is taken. * - * Return a pointer to the VSP1 device or NULL if an error occurred. + * Return 0 on success or a negative error code otherwise. */ -struct vsp1_device *vsp1_device_get(struct vsp1_device *vsp1) +int vsp1_device_get(struct vsp1_device *vsp1) { - struct vsp1_device *__vsp1 = vsp1; - int ret; + int ret = 0; mutex_lock(&vsp1->lock); if (vsp1->ref_count > 0) goto done; ret = clk_prepare_enable(vsp1->clock); - if (ret < 0) { - __vsp1 = NULL; + if (ret < 0) goto done; - } ret = vsp1_device_init(vsp1); if (ret < 0) { clk_disable_unprepare(vsp1->clock); - __vsp1 = NULL; goto done; } done: - if (__vsp1) + if (!ret) vsp1->ref_count++; mutex_unlock(&vsp1->lock); - return __vsp1; + return ret; } /* @@ -440,19 +436,19 @@ static int vsp1_validate_platform_data(struct platform_device *pdev, return -EINVAL; } - if (pdata->rpf_count <= 0 || pdata->rpf_count > VPS1_MAX_RPF) { + if (pdata->rpf_count <= 0 || pdata->rpf_count > VSP1_MAX_RPF) { dev_err(&pdev->dev, "invalid number of RPF (%u)\n", pdata->rpf_count); return -EINVAL; } - if (pdata->uds_count <= 0 || pdata->uds_count > VPS1_MAX_UDS) { + if (pdata->uds_count <= 0 || pdata->uds_count > VSP1_MAX_UDS) { dev_err(&pdev->dev, "invalid number of UDS (%u)\n", pdata->uds_count); return -EINVAL; } - if (pdata->wpf_count <= 0 || pdata->wpf_count > VPS1_MAX_WPF) { + if (pdata->wpf_count <= 0 || pdata->wpf_count > VSP1_MAX_WPF) { dev_err(&pdev->dev, "invalid number of WPF (%u)\n", pdata->wpf_count); return -EINVAL; |