Lines Matching full:isc
3 * Microchip Image Sensor Controller (ISC) common driver base
21 #include <linux/atmel-isc-media.h>
32 #include "microchip-isc-regs.h"
33 #include "microchip-isc.h"
42 static inline void isc_update_v4l2_ctrls(struct isc_device *isc) in isc_update_v4l2_ctrls() argument
44 struct isc_ctrls *ctrls = &isc->ctrls; in isc_update_v4l2_ctrls()
47 v4l2_ctrl_s_ctrl(isc->r_gain_ctrl, ctrls->gain[ISC_HIS_CFG_MODE_R]); in isc_update_v4l2_ctrls()
48 v4l2_ctrl_s_ctrl(isc->b_gain_ctrl, ctrls->gain[ISC_HIS_CFG_MODE_B]); in isc_update_v4l2_ctrls()
49 v4l2_ctrl_s_ctrl(isc->gr_gain_ctrl, ctrls->gain[ISC_HIS_CFG_MODE_GR]); in isc_update_v4l2_ctrls()
50 v4l2_ctrl_s_ctrl(isc->gb_gain_ctrl, ctrls->gain[ISC_HIS_CFG_MODE_GB]); in isc_update_v4l2_ctrls()
52 v4l2_ctrl_s_ctrl(isc->r_off_ctrl, ctrls->offset[ISC_HIS_CFG_MODE_R]); in isc_update_v4l2_ctrls()
53 v4l2_ctrl_s_ctrl(isc->b_off_ctrl, ctrls->offset[ISC_HIS_CFG_MODE_B]); in isc_update_v4l2_ctrls()
54 v4l2_ctrl_s_ctrl(isc->gr_off_ctrl, ctrls->offset[ISC_HIS_CFG_MODE_GR]); in isc_update_v4l2_ctrls()
55 v4l2_ctrl_s_ctrl(isc->gb_off_ctrl, ctrls->offset[ISC_HIS_CFG_MODE_GB]); in isc_update_v4l2_ctrls()
58 static inline void isc_update_awb_ctrls(struct isc_device *isc) in isc_update_awb_ctrls() argument
60 struct isc_ctrls *ctrls = &isc->ctrls; in isc_update_awb_ctrls()
64 regmap_write(isc->regmap, ISC_WB_O_RGR, in isc_update_awb_ctrls()
67 regmap_write(isc->regmap, ISC_WB_O_BGB, in isc_update_awb_ctrls()
70 regmap_write(isc->regmap, ISC_WB_G_RGR, in isc_update_awb_ctrls()
73 regmap_write(isc->regmap, ISC_WB_G_BGB, in isc_update_awb_ctrls()
78 static inline void isc_reset_awb_ctrls(struct isc_device *isc) in isc_reset_awb_ctrls() argument
84 isc->ctrls.gain[c] = 1 << 9; in isc_reset_awb_ctrls()
86 isc->ctrls.offset[c] = 0; in isc_reset_awb_ctrls()
94 struct isc_device *isc = vb2_get_drv_priv(vq); in isc_queue_setup() local
95 unsigned int size = isc->fmt.fmt.pix.sizeimage; in isc_queue_setup()
109 struct isc_device *isc = vb2_get_drv_priv(vb->vb2_queue); in isc_buffer_prepare() local
110 unsigned long size = isc->fmt.fmt.pix.sizeimage; in isc_buffer_prepare()
113 dev_err(isc->dev, "buffer too small (%lu < %lu)\n", in isc_buffer_prepare()
120 vbuf->field = isc->fmt.fmt.pix.field; in isc_buffer_prepare()
125 static void isc_crop_pfe(struct isc_device *isc) in isc_crop_pfe() argument
127 struct regmap *regmap = isc->regmap; in isc_crop_pfe()
130 h = isc->fmt.fmt.pix.height; in isc_crop_pfe()
131 w = isc->fmt.fmt.pix.width; in isc_crop_pfe()
135 * with two samples on the ISC Data bus (which is 8-12) in isc_crop_pfe()
136 * ISC will count each sample, so, we need to multiply these values in isc_crop_pfe()
139 if (!ISC_IS_FORMAT_RAW(isc->config.sd_format->mbus_code)) { in isc_crop_pfe()
145 * We limit the column/row count that the ISC will output according in isc_crop_pfe()
148 * sending more data, and the ISC will just take it and DMA to memory, in isc_crop_pfe()
164 static void isc_start_dma(struct isc_device *isc) in isc_start_dma() argument
166 struct regmap *regmap = isc->regmap; in isc_start_dma()
167 u32 sizeimage = isc->fmt.fmt.pix.sizeimage; in isc_start_dma()
171 addr0 = vb2_dma_contig_plane_dma_addr(&isc->cur_frm->vb.vb2_buf, 0); in isc_start_dma()
172 regmap_write(regmap, ISC_DAD0 + isc->offsets.dma, addr0); in isc_start_dma()
174 switch (isc->config.fourcc) { in isc_start_dma()
176 regmap_write(regmap, ISC_DAD1 + isc->offsets.dma, in isc_start_dma()
178 regmap_write(regmap, ISC_DAD2 + isc->offsets.dma, in isc_start_dma()
182 regmap_write(regmap, ISC_DAD1 + isc->offsets.dma, in isc_start_dma()
184 regmap_write(regmap, ISC_DAD2 + isc->offsets.dma, in isc_start_dma()
191 dctrl_dview = isc->config.dctrl_dview; in isc_start_dma()
193 regmap_write(regmap, ISC_DCTRL + isc->offsets.dma, in isc_start_dma()
195 spin_lock(&isc->awb_lock); in isc_start_dma()
197 spin_unlock(&isc->awb_lock); in isc_start_dma()
200 static void isc_set_pipeline(struct isc_device *isc, u32 pipeline) in isc_set_pipeline() argument
202 struct regmap *regmap = isc->regmap; in isc_set_pipeline()
203 struct isc_ctrls *ctrls = &isc->ctrls; in isc_set_pipeline()
211 regmap_field_write(isc->pipeline[i], val); in isc_set_pipeline()
217 bay_cfg = isc->config.sd_format->cfa_baycfg; in isc_set_pipeline()
220 isc_update_awb_ctrls(isc); in isc_set_pipeline()
221 isc_update_v4l2_ctrls(isc); in isc_set_pipeline()
225 gamma = &isc->gamma_table[ctrls->gamma_index][0]; in isc_set_pipeline()
230 isc->config_dpc(isc); in isc_set_pipeline()
231 isc->config_csc(isc); in isc_set_pipeline()
232 isc->config_cbc(isc); in isc_set_pipeline()
233 isc->config_cc(isc); in isc_set_pipeline()
234 isc->config_gam(isc); in isc_set_pipeline()
237 static int isc_update_profile(struct isc_device *isc) in isc_update_profile() argument
239 struct regmap *regmap = isc->regmap; in isc_update_profile()
252 v4l2_warn(&isc->v4l2_dev, "Time out to update profile\n"); in isc_update_profile()
259 static void isc_set_histogram(struct isc_device *isc, bool enable) in isc_set_histogram() argument
261 struct regmap *regmap = isc->regmap; in isc_set_histogram()
262 struct isc_ctrls *ctrls = &isc->ctrls; in isc_set_histogram()
265 regmap_write(regmap, ISC_HIS_CFG + isc->offsets.his, in isc_set_histogram()
267 (isc->config.sd_format->cfa_baycfg in isc_set_histogram()
270 regmap_write(regmap, ISC_HIS_CTRL + isc->offsets.his, in isc_set_histogram()
274 isc_update_profile(isc); in isc_set_histogram()
280 regmap_write(regmap, ISC_HIS_CTRL + isc->offsets.his, in isc_set_histogram()
287 static int isc_configure(struct isc_device *isc) in isc_configure() argument
289 struct regmap *regmap = isc->regmap; in isc_configure()
291 struct isc_subdev_entity *subdev = isc->current_subdev; in isc_configure()
293 pfe_cfg0 = isc->config.sd_format->pfe_cfg0_bps; in isc_configure()
294 pipeline = isc->config.bits_pipeline; in isc_configure()
296 dcfg = isc->config.dcfg_imode | isc->dcfg; in isc_configure()
306 isc->config_rlp(isc); in isc_configure()
308 regmap_write(regmap, ISC_DCFG + isc->offsets.dma, dcfg); in isc_configure()
311 isc_set_pipeline(isc, pipeline); in isc_configure()
317 if (isc->ctrls.awb && in isc_configure()
318 ISC_IS_FORMAT_RAW(isc->config.sd_format->mbus_code)) in isc_configure()
319 isc_set_histogram(isc, true); in isc_configure()
321 isc_set_histogram(isc, false); in isc_configure()
324 return isc_update_profile(isc); in isc_configure()
329 struct isc_device *isc = vb2_get_drv_priv(vq); in isc_prepare_streaming() local
331 return media_pipeline_start(isc->video_dev.entity.pads, &isc->mpipe); in isc_prepare_streaming()
336 struct isc_device *isc = vb2_get_drv_priv(vq); in isc_start_streaming() local
337 struct regmap *regmap = isc->regmap; in isc_start_streaming()
343 ret = v4l2_subdev_call(isc->current_subdev->sd, video, s_stream, 1); in isc_start_streaming()
345 dev_err(isc->dev, "stream on failed in subdev %d\n", ret); in isc_start_streaming()
349 ret = pm_runtime_resume_and_get(isc->dev); in isc_start_streaming()
351 dev_err(isc->dev, "RPM resume failed in subdev %d\n", in isc_start_streaming()
356 ret = isc_configure(isc); in isc_start_streaming()
363 spin_lock_irqsave(&isc->dma_queue_lock, flags); in isc_start_streaming()
365 isc->sequence = 0; in isc_start_streaming()
366 isc->stop = false; in isc_start_streaming()
367 reinit_completion(&isc->comp); in isc_start_streaming()
369 isc->cur_frm = list_first_entry(&isc->dma_queue, in isc_start_streaming()
371 list_del(&isc->cur_frm->list); in isc_start_streaming()
373 isc_crop_pfe(isc); in isc_start_streaming()
374 isc_start_dma(isc); in isc_start_streaming()
376 spin_unlock_irqrestore(&isc->dma_queue_lock, flags); in isc_start_streaming()
379 if (ISC_IS_FORMAT_RAW(isc->config.sd_format->mbus_code)) in isc_start_streaming()
380 v4l2_ctrl_activate(isc->do_wb_ctrl, true); in isc_start_streaming()
385 pm_runtime_put_sync(isc->dev); in isc_start_streaming()
387 v4l2_subdev_call(isc->current_subdev->sd, video, s_stream, 0); in isc_start_streaming()
390 spin_lock_irqsave(&isc->dma_queue_lock, flags); in isc_start_streaming()
391 list_for_each_entry(buf, &isc->dma_queue, list) in isc_start_streaming()
393 INIT_LIST_HEAD(&isc->dma_queue); in isc_start_streaming()
394 spin_unlock_irqrestore(&isc->dma_queue_lock, flags); in isc_start_streaming()
401 struct isc_device *isc = vb2_get_drv_priv(vq); in isc_unprepare_streaming() local
404 media_pipeline_stop(isc->video_dev.entity.pads); in isc_unprepare_streaming()
409 struct isc_device *isc = vb2_get_drv_priv(vq); in isc_stop_streaming() local
414 mutex_lock(&isc->awb_mutex); in isc_stop_streaming()
415 v4l2_ctrl_activate(isc->do_wb_ctrl, false); in isc_stop_streaming()
417 isc->stop = true; in isc_stop_streaming()
420 if (isc->cur_frm && !wait_for_completion_timeout(&isc->comp, 5 * HZ)) in isc_stop_streaming()
421 dev_err(isc->dev, "Timeout waiting for end of the capture\n"); in isc_stop_streaming()
423 mutex_unlock(&isc->awb_mutex); in isc_stop_streaming()
426 regmap_write(isc->regmap, ISC_INTDIS, ISC_INT_DDONE); in isc_stop_streaming()
428 pm_runtime_put_sync(isc->dev); in isc_stop_streaming()
431 ret = v4l2_subdev_call(isc->current_subdev->sd, video, s_stream, 0); in isc_stop_streaming()
433 dev_err(isc->dev, "stream off failed in subdev\n"); in isc_stop_streaming()
436 spin_lock_irqsave(&isc->dma_queue_lock, flags); in isc_stop_streaming()
437 if (unlikely(isc->cur_frm)) { in isc_stop_streaming()
438 vb2_buffer_done(&isc->cur_frm->vb.vb2_buf, in isc_stop_streaming()
440 isc->cur_frm = NULL; in isc_stop_streaming()
442 list_for_each_entry(buf, &isc->dma_queue, list) in isc_stop_streaming()
444 INIT_LIST_HEAD(&isc->dma_queue); in isc_stop_streaming()
445 spin_unlock_irqrestore(&isc->dma_queue_lock, flags); in isc_stop_streaming()
452 struct isc_device *isc = vb2_get_drv_priv(vb->vb2_queue); in isc_buffer_queue() local
455 spin_lock_irqsave(&isc->dma_queue_lock, flags); in isc_buffer_queue()
456 if (!isc->cur_frm && list_empty(&isc->dma_queue) && in isc_buffer_queue()
458 isc->cur_frm = buf; in isc_buffer_queue()
459 isc_start_dma(isc); in isc_buffer_queue()
461 list_add_tail(&buf->list, &isc->dma_queue); in isc_buffer_queue()
463 spin_unlock_irqrestore(&isc->dma_queue_lock, flags); in isc_buffer_queue()
481 strscpy(cap->driver, "microchip-isc", sizeof(cap->driver)); in isc_querycap()
490 struct isc_device *isc = video_drvdata(file); in isc_enum_fmt_vid_cap() local
500 if (index >= isc->controller_formats_size) in isc_enum_fmt_vid_cap()
503 f->pixelformat = isc->controller_formats[index].fourcc; in isc_enum_fmt_vid_cap()
510 * this mbus_code as input for the ISC. in isc_enum_fmt_vid_cap()
512 * as first possible option for the ISC. in isc_enum_fmt_vid_cap()
516 fmt = isc_find_format_by_code(isc, f->mbus_code, &i); in isc_enum_fmt_vid_cap()
538 for (i = 0; i < isc->controller_formats_size; i++) { in isc_enum_fmt_vid_cap()
539 if (isc->controller_formats[i].raw) in isc_enum_fmt_vid_cap()
542 f->pixelformat = isc->controller_formats[i].fourcc; in isc_enum_fmt_vid_cap()
554 struct isc_device *isc = video_drvdata(file); in isc_g_fmt_vid_cap() local
556 *fmt = isc->fmt; in isc_g_fmt_vid_cap()
562 * Checks the current configured format, if ISC can output it,
563 * considering which type of format the ISC receives from the sensor
565 static int isc_try_validate_formats(struct isc_device *isc) in isc_try_validate_formats() argument
571 switch (isc->try_config.fourcc) { in isc_try_validate_formats()
613 dev_err(isc->dev, "Requested unsupported format.\n"); in isc_try_validate_formats()
616 dev_dbg(isc->dev, in isc_try_validate_formats()
621 !ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code)) { in isc_try_validate_formats()
622 dev_err(isc->dev, "Cannot output RAW if we do not receive RAW.\n"); in isc_try_validate_formats()
626 if (grey && !ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code) && in isc_try_validate_formats()
627 !ISC_IS_FORMAT_GREY(isc->try_config.sd_format->mbus_code)) { in isc_try_validate_formats()
628 dev_err(isc->dev, "Cannot output GREY if we do not receive RAW/GREY.\n"); in isc_try_validate_formats()
633 ISC_IS_FORMAT_GREY(isc->try_config.sd_format->mbus_code)) { in isc_try_validate_formats()
634 dev_err(isc->dev, "Cannot convert GREY to another format.\n"); in isc_try_validate_formats()
643 * configured for the ISC.
646 static int isc_try_configure_rlp_dma(struct isc_device *isc, bool direct_dump) in isc_try_configure_rlp_dma() argument
648 isc->try_config.rlp_cfg_mode = 0; in isc_try_configure_rlp_dma()
650 switch (isc->try_config.fourcc) { in isc_try_configure_rlp_dma()
655 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_DAT8; in isc_try_configure_rlp_dma()
656 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED8; in isc_try_configure_rlp_dma()
657 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
658 isc->try_config.bpp = 8; in isc_try_configure_rlp_dma()
659 isc->try_config.bpp_v4l2 = 8; in isc_try_configure_rlp_dma()
665 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_DAT10; in isc_try_configure_rlp_dma()
666 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED16; in isc_try_configure_rlp_dma()
667 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
668 isc->try_config.bpp = 16; in isc_try_configure_rlp_dma()
669 isc->try_config.bpp_v4l2 = 16; in isc_try_configure_rlp_dma()
675 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_DAT12; in isc_try_configure_rlp_dma()
676 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED16; in isc_try_configure_rlp_dma()
677 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
678 isc->try_config.bpp = 16; in isc_try_configure_rlp_dma()
679 isc->try_config.bpp_v4l2 = 16; in isc_try_configure_rlp_dma()
682 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_RGB565; in isc_try_configure_rlp_dma()
683 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED16; in isc_try_configure_rlp_dma()
684 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
685 isc->try_config.bpp = 16; in isc_try_configure_rlp_dma()
686 isc->try_config.bpp_v4l2 = 16; in isc_try_configure_rlp_dma()
689 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_ARGB444; in isc_try_configure_rlp_dma()
690 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED16; in isc_try_configure_rlp_dma()
691 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
692 isc->try_config.bpp = 16; in isc_try_configure_rlp_dma()
693 isc->try_config.bpp_v4l2 = 16; in isc_try_configure_rlp_dma()
696 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_ARGB555; in isc_try_configure_rlp_dma()
697 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED16; in isc_try_configure_rlp_dma()
698 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
699 isc->try_config.bpp = 16; in isc_try_configure_rlp_dma()
700 isc->try_config.bpp_v4l2 = 16; in isc_try_configure_rlp_dma()
704 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_ARGB32; in isc_try_configure_rlp_dma()
705 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED32; in isc_try_configure_rlp_dma()
706 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
707 isc->try_config.bpp = 32; in isc_try_configure_rlp_dma()
708 isc->try_config.bpp_v4l2 = 32; in isc_try_configure_rlp_dma()
711 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_YYCC; in isc_try_configure_rlp_dma()
712 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_YC420P; in isc_try_configure_rlp_dma()
713 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PLANAR; in isc_try_configure_rlp_dma()
714 isc->try_config.bpp = 12; in isc_try_configure_rlp_dma()
715 isc->try_config.bpp_v4l2 = 8; /* only first plane */ in isc_try_configure_rlp_dma()
718 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_YYCC; in isc_try_configure_rlp_dma()
719 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_YC422P; in isc_try_configure_rlp_dma()
720 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PLANAR; in isc_try_configure_rlp_dma()
721 isc->try_config.bpp = 16; in isc_try_configure_rlp_dma()
722 isc->try_config.bpp_v4l2 = 8; /* only first plane */ in isc_try_configure_rlp_dma()
725 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_YCYC | ISC_RLP_CFG_YMODE_YUYV; in isc_try_configure_rlp_dma()
726 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED32; in isc_try_configure_rlp_dma()
727 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
728 isc->try_config.bpp = 16; in isc_try_configure_rlp_dma()
729 isc->try_config.bpp_v4l2 = 16; in isc_try_configure_rlp_dma()
732 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_YCYC | ISC_RLP_CFG_YMODE_UYVY; in isc_try_configure_rlp_dma()
733 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED32; in isc_try_configure_rlp_dma()
734 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
735 isc->try_config.bpp = 16; in isc_try_configure_rlp_dma()
736 isc->try_config.bpp_v4l2 = 16; in isc_try_configure_rlp_dma()
739 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_YCYC | ISC_RLP_CFG_YMODE_VYUY; in isc_try_configure_rlp_dma()
740 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED32; in isc_try_configure_rlp_dma()
741 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
742 isc->try_config.bpp = 16; in isc_try_configure_rlp_dma()
743 isc->try_config.bpp_v4l2 = 16; in isc_try_configure_rlp_dma()
746 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_DATY8; in isc_try_configure_rlp_dma()
747 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED8; in isc_try_configure_rlp_dma()
748 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
749 isc->try_config.bpp = 8; in isc_try_configure_rlp_dma()
750 isc->try_config.bpp_v4l2 = 8; in isc_try_configure_rlp_dma()
753 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_DATY10 | ISC_RLP_CFG_LSH; in isc_try_configure_rlp_dma()
756 isc->try_config.rlp_cfg_mode |= ISC_RLP_CFG_MODE_DATY10; in isc_try_configure_rlp_dma()
757 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED16; in isc_try_configure_rlp_dma()
758 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
759 isc->try_config.bpp = 16; in isc_try_configure_rlp_dma()
760 isc->try_config.bpp_v4l2 = 16; in isc_try_configure_rlp_dma()
767 isc->try_config.rlp_cfg_mode = ISC_RLP_CFG_MODE_DAT8; in isc_try_configure_rlp_dma()
768 isc->try_config.dcfg_imode = ISC_DCFG_IMODE_PACKED8; in isc_try_configure_rlp_dma()
769 isc->try_config.dctrl_dview = ISC_DCTRL_DVIEW_PACKED; in isc_try_configure_rlp_dma()
777 * Configuring pipeline modules, depending on which format the ISC outputs
780 static int isc_try_configure_pipeline(struct isc_device *isc) in isc_try_configure_pipeline() argument
782 switch (isc->try_config.fourcc) { in isc_try_configure_pipeline()
788 /* if sensor format is RAW, we convert inside ISC */ in isc_try_configure_pipeline()
789 if (ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code)) { in isc_try_configure_pipeline()
790 isc->try_config.bits_pipeline = CFA_ENABLE | in isc_try_configure_pipeline()
794 isc->try_config.bits_pipeline = 0x0; in isc_try_configure_pipeline()
798 /* if sensor format is RAW, we convert inside ISC */ in isc_try_configure_pipeline()
799 if (ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code)) { in isc_try_configure_pipeline()
800 isc->try_config.bits_pipeline = CFA_ENABLE | in isc_try_configure_pipeline()
805 isc->try_config.bits_pipeline = 0x0; in isc_try_configure_pipeline()
809 /* if sensor format is RAW, we convert inside ISC */ in isc_try_configure_pipeline()
810 if (ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code)) { in isc_try_configure_pipeline()
811 isc->try_config.bits_pipeline = CFA_ENABLE | in isc_try_configure_pipeline()
815 isc->try_config.bits_pipeline = 0x0; in isc_try_configure_pipeline()
821 /* if sensor format is RAW, we convert inside ISC */ in isc_try_configure_pipeline()
822 if (ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code)) { in isc_try_configure_pipeline()
823 isc->try_config.bits_pipeline = CFA_ENABLE | in isc_try_configure_pipeline()
827 isc->try_config.bits_pipeline = 0x0; in isc_try_configure_pipeline()
832 /* if sensor format is RAW, we convert inside ISC */ in isc_try_configure_pipeline()
833 if (ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code)) { in isc_try_configure_pipeline()
834 isc->try_config.bits_pipeline = CFA_ENABLE | in isc_try_configure_pipeline()
838 isc->try_config.bits_pipeline = 0x0; in isc_try_configure_pipeline()
842 if (ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code)) in isc_try_configure_pipeline()
843 isc->try_config.bits_pipeline = WB_ENABLE | DPC_BLCENABLE; in isc_try_configure_pipeline()
845 isc->try_config.bits_pipeline = 0x0; in isc_try_configure_pipeline()
849 isc->adapt_pipeline(isc); in isc_try_configure_pipeline()
854 static int isc_try_fmt(struct isc_device *isc, struct v4l2_format *f) in isc_try_fmt() argument
862 isc->try_config.fourcc = isc->controller_formats[0].fourcc; in isc_try_fmt()
865 for (i = 0; i < isc->controller_formats_size; i++) in isc_try_fmt()
866 if (isc->controller_formats[i].fourcc == pixfmt->pixelformat) { in isc_try_fmt()
867 isc->try_config.fourcc = pixfmt->pixelformat; in isc_try_fmt()
871 isc_try_configure_rlp_dma(isc, false); in isc_try_fmt()
873 /* Limit to Microchip ISC hardware capabilities */ in isc_try_fmt()
874 v4l_bound_align_image(&pixfmt->width, 16, isc->max_width, 0, in isc_try_fmt()
875 &pixfmt->height, 16, isc->max_height, 0, 0); in isc_try_fmt()
877 pixfmt->pixelformat = isc->try_config.fourcc; in isc_try_fmt()
881 pixfmt->bytesperline = (pixfmt->width * isc->try_config.bpp_v4l2) >> 3; in isc_try_fmt()
882 pixfmt->sizeimage = ((pixfmt->width * isc->try_config.bpp) >> 3) * in isc_try_fmt()
885 isc->try_fmt = *f; in isc_try_fmt()
890 static int isc_set_fmt(struct isc_device *isc, struct v4l2_format *f) in isc_set_fmt() argument
892 isc_try_fmt(isc, f); in isc_set_fmt()
895 isc->config = isc->try_config; in isc_set_fmt()
896 isc->fmt = isc->try_fmt; in isc_set_fmt()
898 dev_dbg(isc->dev, "ISC set_fmt to %.4s @%dx%d\n", in isc_set_fmt()
905 static int isc_validate(struct isc_device *isc) in isc_validate() argument
910 struct v4l2_pix_format *pixfmt = &isc->fmt.fmt.pix; in isc_validate()
913 .pad = isc->remote_pad, in isc_validate()
917 ret = v4l2_subdev_call(isc->current_subdev->sd, pad, get_fmt, NULL, in isc_validate()
923 for (i = 0; i < isc->formats_list_size; i++) in isc_validate()
924 if (isc->formats_list[i].mbus_code == format.format.code) { in isc_validate()
925 sd_fmt = &isc->formats_list[i]; in isc_validate()
931 dev_err(isc->dev, in isc_validate()
938 isc->try_config.sd_format = sd_fmt; in isc_validate()
941 if (!ISC_IS_FORMAT_RAW(isc->try_config.sd_format->mbus_code)) in isc_validate()
942 isc_try_configure_rlp_dma(isc, true); in isc_validate()
944 /* Limit to Microchip ISC hardware capabilities */ in isc_validate()
945 v4l_bound_align_image(&format.format.width, 16, isc->max_width, 0, in isc_validate()
946 &format.format.height, 16, isc->max_height, 0, 0); in isc_validate()
951 dev_err(isc->dev, in isc_validate()
952 "ISC not configured with the proper frame size: %dx%d\n", in isc_validate()
957 dev_dbg(isc->dev, in isc_validate()
960 isc->try_config.bpp); in isc_validate()
963 if (isc->try_config.sd_format && isc->config.sd_format && in isc_validate()
964 isc->try_config.sd_format != isc->config.sd_format) { in isc_validate()
965 isc->ctrls.hist_stat = HIST_INIT; in isc_validate()
966 isc_reset_awb_ctrls(isc); in isc_validate()
967 isc_update_v4l2_ctrls(isc); in isc_validate()
971 ret = isc_try_validate_formats(isc); in isc_validate()
975 /* Configure ISC pipeline for the config */ in isc_validate()
976 ret = isc_try_configure_pipeline(isc); in isc_validate()
980 isc->config = isc->try_config; in isc_validate()
982 dev_dbg(isc->dev, "New ISC configuration in place\n"); in isc_validate()
990 struct isc_device *isc = video_drvdata(file); in isc_s_fmt_vid_cap() local
992 if (vb2_is_busy(&isc->vb2_vidq)) in isc_s_fmt_vid_cap()
995 return isc_set_fmt(isc, f); in isc_s_fmt_vid_cap()
1001 struct isc_device *isc = video_drvdata(file); in isc_try_fmt_vid_cap() local
1003 return isc_try_fmt(isc, f); in isc_try_fmt_vid_cap()
1036 struct isc_device *isc = video_drvdata(file); in isc_g_parm() local
1038 return v4l2_g_parm_cap(video_devdata(file), isc->current_subdev->sd, a); in isc_g_parm()
1043 struct isc_device *isc = video_drvdata(file); in isc_s_parm() local
1045 return v4l2_s_parm_cap(video_devdata(file), isc->current_subdev->sd, a); in isc_s_parm()
1051 struct isc_device *isc = video_drvdata(file); in isc_enum_framesizes() local
1058 for (i = 0; i < isc->controller_formats_size; i++) in isc_enum_framesizes()
1059 if (isc->controller_formats[i].fourcc == fsize->pixel_format) in isc_enum_framesizes()
1068 fsize->stepwise.max_width = isc->max_width; in isc_enum_framesizes()
1070 fsize->stepwise.max_height = isc->max_height; in isc_enum_framesizes()
1109 struct isc_device *isc = video_drvdata(file); in isc_open() local
1110 struct v4l2_subdev *sd = isc->current_subdev->sd; in isc_open()
1113 if (mutex_lock_interruptible(&isc->lock)) in isc_open()
1129 ret = isc_set_fmt(isc, &isc->fmt); in isc_open()
1136 mutex_unlock(&isc->lock); in isc_open()
1142 struct isc_device *isc = video_drvdata(file); in isc_release() local
1143 struct v4l2_subdev *sd = isc->current_subdev->sd; in isc_release()
1147 mutex_lock(&isc->lock); in isc_release()
1156 mutex_unlock(&isc->lock); in isc_release()
1173 struct isc_device *isc = (struct isc_device *)dev_id; in microchip_isc_interrupt() local
1174 struct regmap *regmap = isc->regmap; in microchip_isc_interrupt()
1184 spin_lock(&isc->dma_queue_lock); in microchip_isc_interrupt()
1185 if (isc->cur_frm) { in microchip_isc_interrupt()
1186 struct vb2_v4l2_buffer *vbuf = &isc->cur_frm->vb; in microchip_isc_interrupt()
1190 vbuf->sequence = isc->sequence++; in microchip_isc_interrupt()
1192 isc->cur_frm = NULL; in microchip_isc_interrupt()
1195 if (!list_empty(&isc->dma_queue) && !isc->stop) { in microchip_isc_interrupt()
1196 isc->cur_frm = list_first_entry(&isc->dma_queue, in microchip_isc_interrupt()
1198 list_del(&isc->cur_frm->list); in microchip_isc_interrupt()
1200 isc_start_dma(isc); in microchip_isc_interrupt()
1203 if (isc->stop) in microchip_isc_interrupt()
1204 complete(&isc->comp); in microchip_isc_interrupt()
1207 spin_unlock(&isc->dma_queue_lock); in microchip_isc_interrupt()
1211 schedule_work(&isc->awb_work); in microchip_isc_interrupt()
1219 static void isc_hist_count(struct isc_device *isc, u32 *min, u32 *max) in isc_hist_count() argument
1221 struct regmap *regmap = isc->regmap; in isc_hist_count()
1222 struct isc_ctrls *ctrls = &isc->ctrls; in isc_hist_count()
1230 regmap_bulk_read(regmap, ISC_HIS_ENTRY + isc->offsets.his_entry, in isc_hist_count()
1249 dev_dbg(isc->dev, "isc wb: hist_id %u, hist_count %u", in isc_hist_count()
1255 struct isc_device *isc = container_of(ctrls, struct isc_device, ctrls); in isc_wb_update() local
1272 dev_dbg(isc->dev, "isc wb: green components average %llu\n", avg); in isc_wb_update()
1326 dev_dbg(isc->dev, in isc_wb_update()
1327 "isc wb: component %d, s_gain %u, gw_gain %u\n", in isc_wb_update()
1336 dev_dbg(isc->dev, "isc wb: component %d, final gain %u\n", in isc_wb_update()
1343 struct isc_device *isc = in isc_awb_work() local
1345 struct regmap *regmap = isc->regmap; in isc_awb_work()
1346 struct isc_ctrls *ctrls = &isc->ctrls; in isc_awb_work()
1356 isc_hist_count(isc, &min, &max); in isc_awb_work()
1358 dev_dbg(isc->dev, in isc_awb_work()
1359 "isc wb mode %d: hist min %u , max %u\n", hist_id, min, max); in isc_awb_work()
1372 baysel = isc->config.sd_format->cfa_baycfg << ISC_HIS_CFG_BAYSEL_SHIFT; in isc_awb_work()
1374 ret = pm_runtime_resume_and_get(isc->dev); in isc_awb_work()
1389 spin_lock_irqsave(&isc->awb_lock, flags); in isc_awb_work()
1390 isc_update_awb_ctrls(isc); in isc_awb_work()
1391 spin_unlock_irqrestore(&isc->awb_lock, flags); in isc_awb_work()
1398 dev_info(isc->dev, in isc_awb_work()
1401 isc_update_v4l2_ctrls(isc); in isc_awb_work()
1405 regmap_write(regmap, ISC_HIS_CFG + isc->offsets.his, in isc_awb_work()
1410 * ISC requires a frame to clock the internal profile update. in isc_awb_work()
1413 mutex_lock(&isc->awb_mutex); in isc_awb_work()
1416 if (isc->stop) { in isc_awb_work()
1417 mutex_unlock(&isc->awb_mutex); in isc_awb_work()
1421 isc_update_profile(isc); in isc_awb_work()
1423 mutex_unlock(&isc->awb_mutex); in isc_awb_work()
1429 pm_runtime_put_sync(isc->dev); in isc_awb_work()
1434 struct isc_device *isc = container_of(ctrl->handler, in isc_s_ctrl() local
1436 struct isc_ctrls *ctrls = &isc->ctrls; in isc_s_ctrl()
1464 struct isc_device *isc = container_of(ctrl->handler, in isc_s_awb_ctrl() local
1466 struct isc_ctrls *ctrls = &isc->ctrls; in isc_s_awb_ctrl()
1480 ctrls->gain[ISC_HIS_CFG_MODE_R] = isc->r_gain_ctrl->val; in isc_s_awb_ctrl()
1482 ctrls->gain[ISC_HIS_CFG_MODE_B] = isc->b_gain_ctrl->val; in isc_s_awb_ctrl()
1484 ctrls->gain[ISC_HIS_CFG_MODE_GR] = isc->gr_gain_ctrl->val; in isc_s_awb_ctrl()
1486 ctrls->gain[ISC_HIS_CFG_MODE_GB] = isc->gb_gain_ctrl->val; in isc_s_awb_ctrl()
1489 ctrls->offset[ISC_HIS_CFG_MODE_R] = isc->r_off_ctrl->val; in isc_s_awb_ctrl()
1491 ctrls->offset[ISC_HIS_CFG_MODE_B] = isc->b_off_ctrl->val; in isc_s_awb_ctrl()
1493 ctrls->offset[ISC_HIS_CFG_MODE_GR] = isc->gr_off_ctrl->val; in isc_s_awb_ctrl()
1495 ctrls->offset[ISC_HIS_CFG_MODE_GB] = isc->gb_off_ctrl->val; in isc_s_awb_ctrl()
1497 isc_update_awb_ctrls(isc); in isc_s_awb_ctrl()
1499 mutex_lock(&isc->awb_mutex); in isc_s_awb_ctrl()
1500 if (vb2_is_streaming(&isc->vb2_vidq)) { in isc_s_awb_ctrl()
1505 isc_update_profile(isc); in isc_s_awb_ctrl()
1512 v4l2_ctrl_activate(isc->do_wb_ctrl, false); in isc_s_awb_ctrl()
1514 mutex_unlock(&isc->awb_mutex); in isc_s_awb_ctrl()
1518 vb2_is_streaming(&isc->vb2_vidq) && in isc_s_awb_ctrl()
1519 ISC_IS_FORMAT_RAW(isc->config.sd_format->mbus_code)) in isc_s_awb_ctrl()
1520 isc_set_histogram(isc, true); in isc_s_awb_ctrl()
1531 isc_set_histogram(isc, true); in isc_s_awb_ctrl()
1532 dev_dbg(isc->dev, "One time white-balance started.\n"); in isc_s_awb_ctrl()
1541 struct isc_device *isc = container_of(ctrl->handler, in isc_g_volatile_awb_ctrl() local
1543 struct isc_ctrls *ctrls = &isc->ctrls; in isc_g_volatile_awb_ctrl()
1611 static int isc_ctrl_init(struct isc_device *isc) in isc_ctrl_init() argument
1614 struct isc_ctrls *ctrls = &isc->ctrls; in isc_ctrl_init()
1619 isc_reset_awb_ctrls(isc); in isc_ctrl_init()
1626 isc->config_ctrls(isc, ops); in isc_ctrl_init()
1631 v4l2_ctrl_new_std(hdl, ops, V4L2_CID_GAMMA, 0, isc->gamma_max, 1, in isc_ctrl_init()
1632 isc->gamma_max); in isc_ctrl_init()
1633 isc->awb_ctrl = v4l2_ctrl_new_std(hdl, &isc_awb_ops, in isc_ctrl_init()
1638 isc->do_wb_ctrl = v4l2_ctrl_new_std(hdl, &isc_awb_ops, in isc_ctrl_init()
1642 if (!isc->do_wb_ctrl) { in isc_ctrl_init()
1648 v4l2_ctrl_activate(isc->do_wb_ctrl, false); in isc_ctrl_init()
1650 isc->r_gain_ctrl = v4l2_ctrl_new_custom(hdl, &isc_r_gain_ctrl, NULL); in isc_ctrl_init()
1651 isc->b_gain_ctrl = v4l2_ctrl_new_custom(hdl, &isc_b_gain_ctrl, NULL); in isc_ctrl_init()
1652 isc->gr_gain_ctrl = v4l2_ctrl_new_custom(hdl, &isc_gr_gain_ctrl, NULL); in isc_ctrl_init()
1653 isc->gb_gain_ctrl = v4l2_ctrl_new_custom(hdl, &isc_gb_gain_ctrl, NULL); in isc_ctrl_init()
1654 isc->r_off_ctrl = v4l2_ctrl_new_custom(hdl, &isc_r_off_ctrl, NULL); in isc_ctrl_init()
1655 isc->b_off_ctrl = v4l2_ctrl_new_custom(hdl, &isc_b_off_ctrl, NULL); in isc_ctrl_init()
1656 isc->gr_off_ctrl = v4l2_ctrl_new_custom(hdl, &isc_gr_off_ctrl, NULL); in isc_ctrl_init()
1657 isc->gb_off_ctrl = v4l2_ctrl_new_custom(hdl, &isc_gb_off_ctrl, NULL); in isc_ctrl_init()
1663 v4l2_ctrl_auto_cluster(10, &isc->awb_ctrl, 0, true); in isc_ctrl_init()
1674 struct isc_device *isc = container_of(notifier->v4l2_dev, in isc_async_bound() local
1680 if (video_is_registered(&isc->video_dev)) { in isc_async_bound()
1681 dev_err(isc->dev, "only supports one sub-device.\n"); in isc_async_bound()
1690 dev_err(isc->dev, "failed to find pad for %s\n", subdev->name); in isc_async_bound()
1694 isc->remote_pad = pad; in isc_async_bound()
1703 struct isc_device *isc = container_of(notifier->v4l2_dev, in isc_async_unbind() local
1705 mutex_destroy(&isc->awb_mutex); in isc_async_unbind()
1706 cancel_work_sync(&isc->awb_work); in isc_async_unbind()
1707 video_unregister_device(&isc->video_dev); in isc_async_unbind()
1708 v4l2_ctrl_handler_free(&isc->ctrls.handler); in isc_async_unbind()
1711 struct isc_format *isc_find_format_by_code(struct isc_device *isc, in isc_find_format_by_code() argument
1714 struct isc_format *fmt = &isc->formats_list[0]; in isc_find_format_by_code()
1717 for (i = 0; i < isc->formats_list_size; i++) { in isc_find_format_by_code()
1730 static int isc_set_default_fmt(struct isc_device *isc) in isc_set_default_fmt() argument
1738 .pixelformat = isc->controller_formats[0].fourcc, in isc_set_default_fmt()
1743 ret = isc_try_fmt(isc, &f); in isc_set_default_fmt()
1747 isc->fmt = f; in isc_set_default_fmt()
1753 struct isc_device *isc = container_of(notifier->v4l2_dev, in isc_async_complete() local
1755 struct video_device *vdev = &isc->video_dev; in isc_async_complete()
1756 struct vb2_queue *q = &isc->vb2_vidq; in isc_async_complete()
1759 INIT_WORK(&isc->awb_work, isc_awb_work); in isc_async_complete()
1761 ret = v4l2_device_register_subdev_nodes(&isc->v4l2_dev); in isc_async_complete()
1763 dev_err(isc->dev, "Failed to register subdev nodes\n"); in isc_async_complete()
1767 isc->current_subdev = container_of(notifier, in isc_async_complete()
1769 mutex_init(&isc->lock); in isc_async_complete()
1770 mutex_init(&isc->awb_mutex); in isc_async_complete()
1772 init_completion(&isc->comp); in isc_async_complete()
1777 q->drv_priv = isc; in isc_async_complete()
1782 q->lock = &isc->lock; in isc_async_complete()
1784 q->dev = isc->dev; in isc_async_complete()
1788 dev_err(isc->dev, "vb2_queue_init() failed: %d\n", ret); in isc_async_complete()
1793 INIT_LIST_HEAD(&isc->dma_queue); in isc_async_complete()
1794 spin_lock_init(&isc->dma_queue_lock); in isc_async_complete()
1795 spin_lock_init(&isc->awb_lock); in isc_async_complete()
1797 ret = isc_set_default_fmt(isc); in isc_async_complete()
1799 dev_err(isc->dev, "Could not set default format\n"); in isc_async_complete()
1803 ret = isc_ctrl_init(isc); in isc_async_complete()
1805 dev_err(isc->dev, "Init isc ctrols failed: %d\n", ret); in isc_async_complete()
1814 vdev->v4l2_dev = &isc->v4l2_dev; in isc_async_complete()
1817 vdev->lock = &isc->lock; in isc_async_complete()
1818 vdev->ctrl_handler = &isc->ctrls.handler; in isc_async_complete()
1821 video_set_drvdata(vdev, isc); in isc_async_complete()
1825 dev_err(isc->dev, "video_register_device failed: %d\n", ret); in isc_async_complete()
1829 ret = isc_scaler_link(isc); in isc_async_complete()
1833 ret = media_device_register(&isc->mdev); in isc_async_complete()
1843 mutex_destroy(&isc->awb_mutex); in isc_async_complete()
1844 mutex_destroy(&isc->lock); in isc_async_complete()
1855 void microchip_isc_subdev_cleanup(struct isc_device *isc) in microchip_isc_subdev_cleanup() argument
1859 list_for_each_entry(subdev_entity, &isc->subdev_entities, list) { in microchip_isc_subdev_cleanup()
1864 INIT_LIST_HEAD(&isc->subdev_entities); in microchip_isc_subdev_cleanup()
1868 int microchip_isc_pipeline_init(struct isc_device *isc) in microchip_isc_pipeline_init() argument
1870 struct device *dev = isc->dev; in microchip_isc_pipeline_init()
1871 struct regmap *regmap = isc->regmap; in microchip_isc_pipeline_init()
1891 REG_FIELD(ISC_CSC_CTRL + isc->offsets.csc, 0, 0), in microchip_isc_pipeline_init()
1892 REG_FIELD(ISC_CBC_CTRL + isc->offsets.cbc, 0, 0), in microchip_isc_pipeline_init()
1893 REG_FIELD(ISC_SUB422_CTRL + isc->offsets.sub422, 0, 0), in microchip_isc_pipeline_init()
1894 REG_FIELD(ISC_SUB420_CTRL + isc->offsets.sub420, 0, 0), in microchip_isc_pipeline_init()
1902 isc->pipeline[i] = regs; in microchip_isc_pipeline_init()
1913 struct isc_device *isc = video_get_drvdata(vdev); in isc_link_validate() local
1920 return isc_validate(isc); in isc_link_validate()
1927 int isc_mc_init(struct isc_device *isc, u32 ver) in isc_mc_init() argument
1932 isc->video_dev.entity.function = MEDIA_ENT_F_IO_V4L; in isc_mc_init()
1933 isc->video_dev.entity.flags = MEDIA_ENT_FL_DEFAULT; in isc_mc_init()
1934 isc->video_dev.entity.ops = &isc_entity_operations; in isc_mc_init()
1936 isc->pads[ISC_PAD_SINK].flags = MEDIA_PAD_FL_SINK; in isc_mc_init()
1938 ret = media_entity_pads_init(&isc->video_dev.entity, ISC_PADS_NUM, in isc_mc_init()
1939 isc->pads); in isc_mc_init()
1941 dev_err(isc->dev, "media entity init failed\n"); in isc_mc_init()
1945 isc->mdev.dev = isc->dev; in isc_mc_init()
1947 match = of_match_node(isc->dev->driver->of_match_table, in isc_mc_init()
1948 isc->dev->of_node); in isc_mc_init()
1950 strscpy(isc->mdev.driver_name, KBUILD_MODNAME, in isc_mc_init()
1951 sizeof(isc->mdev.driver_name)); in isc_mc_init()
1952 strscpy(isc->mdev.model, match->compatible, sizeof(isc->mdev.model)); in isc_mc_init()
1953 isc->mdev.hw_revision = ver; in isc_mc_init()
1955 media_device_init(&isc->mdev); in isc_mc_init()
1957 isc->v4l2_dev.mdev = &isc->mdev; in isc_mc_init()
1959 return isc_scaler_init(isc); in isc_mc_init()
1963 void isc_mc_cleanup(struct isc_device *isc) in isc_mc_cleanup() argument
1965 media_entity_cleanup(&isc->video_dev.entity); in isc_mc_cleanup()
1966 media_device_cleanup(&isc->mdev); in isc_mc_cleanup()
1982 MODULE_DESCRIPTION("Microchip ISC common code base");