vidc_sound_dma_irq 375 sound/oss/vidc.c vidc_sound_dma_irq(0, NULL); vidc_sound_dma_irq 485 sound/oss/vidc.c if (request_irq(hw_config->irq, vidc_sound_dma_irq, 0, vidc_sound_dma_irq 36 sound/oss/vidc.h extern irqreturn_t vidc_sound_dma_irq(int irqnr, void *ref);