| Message ID | 1421673760-2600-6-git-send-email-ulf.hansson@linaro.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
diff --git a/drivers/media/platform/exynos-gsc/gsc-core.c b/drivers/media/platform/exynos-gsc/gsc-core.c index e84bc35..5d3cfe8 100644 --- a/drivers/media/platform/exynos-gsc/gsc-core.c +++ b/drivers/media/platform/exynos-gsc/gsc-core.c @@ -1104,12 +1104,15 @@ static int gsc_remove(struct platform_device *pdev) { struct gsc_dev *gsc = platform_get_drvdata(pdev); + pm_runtime_get_sync(&pdev->dev); + gsc_unregister_m2m_device(gsc); v4l2_device_unregister(&gsc->v4l2_dev); - vb2_dma_contig_cleanup_ctx(gsc->alloc_ctx); + clk_disable_unprepare(gsc->clock); + pm_runtime_disable(&pdev->dev); - clk_unprepare(gsc->clock); + pm_runtime_put_noidle(&pdev->dev); dev_dbg(&pdev->dev, "%s driver unloaded\n", pdev->name); return 0;
To make sure the clock is fully gated in ->remove(), we first need to to bring the device into full power by invoking pm_runtime_get_sync(). Then, let's both unprepare and disable the clock. Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org> --- drivers/media/platform/exynos-gsc/gsc-core.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)