18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci interrupt handling 48c2ecf20Sopenharmony_ci Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com> 58c2ecf20Sopenharmony_ci Copyright (C) 2004 Chris Kennedy <c@groovy.org> 68c2ecf20Sopenharmony_ci Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl> 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ci */ 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ci#ifndef IVTV_IRQ_H 118c2ecf20Sopenharmony_ci#define IVTV_IRQ_H 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ci#define IVTV_IRQ_ENC_START_CAP BIT(31) 148c2ecf20Sopenharmony_ci#define IVTV_IRQ_ENC_EOS BIT(30) 158c2ecf20Sopenharmony_ci#define IVTV_IRQ_ENC_VBI_CAP BIT(29) 168c2ecf20Sopenharmony_ci#define IVTV_IRQ_ENC_VIM_RST BIT(28) 178c2ecf20Sopenharmony_ci#define IVTV_IRQ_ENC_DMA_COMPLETE BIT(27) 188c2ecf20Sopenharmony_ci#define IVTV_IRQ_ENC_PIO_COMPLETE BIT(25) 198c2ecf20Sopenharmony_ci#define IVTV_IRQ_DEC_AUD_MODE_CHG BIT(24) 208c2ecf20Sopenharmony_ci#define IVTV_IRQ_DEC_DATA_REQ BIT(22) 218c2ecf20Sopenharmony_ci#define IVTV_IRQ_DEC_DMA_COMPLETE BIT(20) 228c2ecf20Sopenharmony_ci#define IVTV_IRQ_DEC_VBI_RE_INSERT BIT(19) 238c2ecf20Sopenharmony_ci#define IVTV_IRQ_DMA_ERR BIT(18) 248c2ecf20Sopenharmony_ci#define IVTV_IRQ_DMA_WRITE BIT(17) 258c2ecf20Sopenharmony_ci#define IVTV_IRQ_DMA_READ BIT(16) 268c2ecf20Sopenharmony_ci#define IVTV_IRQ_DEC_VSYNC BIT(10) 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci/* IRQ Masks */ 298c2ecf20Sopenharmony_ci#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\ 308c2ecf20Sopenharmony_ci IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE) 318c2ecf20Sopenharmony_ci 328c2ecf20Sopenharmony_ci#define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS) 338c2ecf20Sopenharmony_ci#define IVTV_IRQ_MASK_DECODE (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG) 348c2ecf20Sopenharmony_ci 358c2ecf20Sopenharmony_ciirqreturn_t ivtv_irq_handler(int irq, void *dev_id); 368c2ecf20Sopenharmony_ci 378c2ecf20Sopenharmony_civoid ivtv_irq_work_handler(struct kthread_work *work); 388c2ecf20Sopenharmony_civoid ivtv_dma_stream_dec_prepare(struct ivtv_stream *s, u32 offset, int lock); 398c2ecf20Sopenharmony_civoid ivtv_unfinished_dma(struct timer_list *t); 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ci#endif 42