| /* |
| * Driver for the Conexant CX23885/7/8 PCIe bridge |
| * |
| * AV device support routines - non-input, non-vl42_subdev routines |
| * |
| * Copyright (C) 2010 Andy Walls <awalls@md.metrocast.net> |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version 2 |
| * of the License, or (at your option) any later version. |
| * |
| * 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. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| * 02110-1301, USA. |
| */ |
| |
| #include "cx23885.h" |
| #include "cx23885-av.h" |
| #include "cx23885-video.h" |
| |
| void cx23885_av_work_handler(struct work_struct *work) |
| { |
| struct cx23885_dev *dev = |
| container_of(work, struct cx23885_dev, cx25840_work); |
| bool handled; |
| |
| v4l2_subdev_call(dev->sd_cx25840, core, interrupt_service_routine, |
| PCI_MSK_AV_CORE, &handled); |
| |
| /* Getting here with the interrupt not handled |
| then probbaly flatiron does have pending interrupts. |
| */ |
| if (!handled) { |
| /* clear left and right adc channel interrupt request flag */ |
| cx23885_flatiron_write(dev, 0x1f, |
| cx23885_flatiron_read(dev, 0x1f) | 0x80); |
| cx23885_flatiron_write(dev, 0x23, |
| cx23885_flatiron_read(dev, 0x23) | 0x80); |
| } |
| |
| cx23885_irq_enable(dev, PCI_MSK_AV_CORE); |
| } |
