diff options
Diffstat (limited to 'drivers/media/pci/intel/ipu3/ipu3-cio2.c')
| -rw-r--r-- | drivers/media/pci/intel/ipu3/ipu3-cio2.c | 16 |
1 files changed, 6 insertions, 10 deletions
diff --git a/drivers/media/pci/intel/ipu3/ipu3-cio2.c b/drivers/media/pci/intel/ipu3/ipu3-cio2.c index 6c4444b31f4b..7d768ec0f824 100644 --- a/drivers/media/pci/intel/ipu3/ipu3-cio2.c +++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0 /* - * Copyright (c) 2017 Intel Corporation. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License version - * 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. + * Copyright (C) 2017 Intel Corporation * * Based partially on Intel IPU4 driver written by * Sakari Ailus <sakari.ailus@linux.intel.com> @@ -526,6 +518,8 @@ static void cio2_hw_exit(struct cio2_device *cio2, struct cio2_queue *q) unsigned int i, maxloops = 1000; /* Disable CSI receiver and MIPI backend devices */ + writel(0, q->csi_rx_base + CIO2_REG_IRQCTRL_MASK); + writel(0, q->csi_rx_base + CIO2_REG_IRQCTRL_ENABLE); writel(0, q->csi_rx_base + CIO2_REG_CSIRX_ENABLE); writel(0, q->csi_rx_base + CIO2_REG_MIPIBE_ENABLE); @@ -1035,6 +1029,7 @@ static void cio2_vb2_stop_streaming(struct vb2_queue *vq) "failed to stop sensor streaming\n"); cio2_hw_exit(cio2, q); + synchronize_irq(cio2->pci_dev->irq); cio2_vb2_return_all_buffers(q, VB2_BUF_STATE_ERROR); media_pipeline_stop(&q->vdev.entity); pm_runtime_put(&cio2->pci_dev->dev); @@ -1976,6 +1971,7 @@ static int __maybe_unused cio2_suspend(struct device *dev) /* Stop stream */ cio2_hw_exit(cio2, q); + synchronize_irq(pci_dev->irq); pm_runtime_force_suspend(dev); |