Commit 6abb3cf2 authored Apr 23, 2013 by Katsuya Matsubara Committed by Mauro Carvalho Chehab Jun 08, 2013

[media] sh_veu: keep power supply until the m2m context is released



In the sh_veu driver, only the interrupt handler 'sh_veu_bh'
can invoke the v4l2_m2m_job_finish() function.
So the hardware must be alive for handling interrupts
until returning from v4l2_m2m_ctx_release().

Signed-off-by: Katsuya Matsubara <matsu@igel.co.jp>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

parent 9166e1aa

drivers/media/platform/sh_veu.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -1033,8 +1033,6 @@ static int sh_veu_release(struct file *file)

		dev_dbg(veu->dev, "Releasing instance %p\n", veu_file);

		pm_runtime_put(veu->dev);

		if (veu_file == veu->capture) {
		veu->capture = NULL;
		vb2_queue_release(v4l2_m2m_get_vq(veu->m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE));
		@@ -1050,6 +1048,8 @@ static int sh_veu_release(struct file *file)
		veu->m2m_ctx = NULL;
		}

		pm_runtime_put(veu->dev);

		kfree(veu_file);

		return 0;