static int fimc_lite_hw_init(struct fimc_lite *fimc)
{
struct fimc_pipeline *pipeline = &fimc->pipeline;
struct fimc_sensor_info *sensor;
unsigned long flags;
if (pipeline->subdevs[IDX_SENSOR] == NULL)
return -ENXIO;
if (fimc->fmt == NULL)
return -EINVAL;
sensor = v4l2_get_subdev_hostdata(pipeline->subdevs[IDX_SENSOR]);
spin_lock_irqsave(&fimc->slock, flags);
flite_hw_set_camera_bus(fimc, &sensor->pdata);
flite_hw_set_source_format(fimc, &fimc->inp_frame);
flite_hw_set_window_offset(fimc, &fimc->inp_frame);
flite_hw_set_output_dma(fimc, &fimc->out_frame, true);
flite_hw_set_interrupt_mask(fimc);
flite_hw_set_test_pattern(fimc, fimc->test_pattern->val);
if (debug > 0)
flite_hw_dump_regs(fimc, __func__);
spin_unlock_irqrestore(&fimc->slock, flags);
return 0;
}
/* Must be called with fimc.slock spinlock held. */
static void fimc_lite_config_update(struct fimc_lite *fimc)
{
flite_hw_set_window_offset(fimc, &fimc->inp_frame);
flite_hw_set_dma_window(fimc, &fimc->out_frame);
flite_hw_set_test_pattern(fimc, fimc->test_pattern->val);
clear_bit(ST_FLITE_CONFIG, &fimc->state);
}
static int fimc_lite_hw_init(struct fimc_lite *fimc, bool isp_output)
{
struct fimc_source_info *si;
unsigned long flags;
if (fimc->sensor == NULL)
return -ENXIO;
if (fimc->inp_frame.fmt == NULL || fimc->out_frame.fmt == NULL)
return -EINVAL;
/* Get sensor configuration data from the sensor subdev */
si = v4l2_get_subdev_hostdata(fimc->sensor);
if (!si)
return -EINVAL;
spin_lock_irqsave(&fimc->slock, flags);
flite_hw_set_camera_bus(fimc, si);
flite_hw_set_source_format(fimc, &fimc->inp_frame);
flite_hw_set_window_offset(fimc, &fimc->inp_frame);
flite_hw_set_dma_buf_mask(fimc, 0);
flite_hw_set_output_dma(fimc, &fimc->out_frame, !isp_output);
flite_hw_set_interrupt_mask(fimc);
flite_hw_set_test_pattern(fimc, fimc->test_pattern->val);
if (debug > 0)
flite_hw_dump_regs(fimc, __func__);
spin_unlock_irqrestore(&fimc->slock, flags);
return 0;
}