13 …*clip_format |=  (( ((palette&0xf00)>>8) << 30) | ((palette&0x00f) << 24) | (((palette&0x0f0)>>4) …  in calculate_output_format_register()
16 static void calculate_hps_source_and_sync(struct saa7146_dev *dev, int source, int sync, u32* hps_c…  in calculate_hps_source_and_sync()  argument
48 	{0x00,   2}, {0x02,   4}, {0x00,   4}, {0x06,   8}, {0x02,   8},
49 	{0x08,   8}, {0x00,   8}, {0x1E,  16}, {0x0E,   8}, {0x26,   8},
50 	{0x06,   8}, {0x42,   8}, {0x02,   8}, {0x80,   8}, {0x00,   8},
51 	{0xFE,  16}, {0xFE,   8}, {0x7E,   8}, {0x7E,   8}, {0x3E,   8},
52 	{0x3E,   8}, {0x1E,   8}, {0x1E,   8}, {0x0E,   8}, {0x0E,   8},
53 	{0x06,   8}, {0x06,   8}, {0x02,   8}, {0x02,   8}, {0x00,   8},
54 	{0x00,   8}, {0xFE,  16}, {0xFE,   8}, {0xFE,   8}, {0xFE,   8},
55 	{0xFE,   8}, {0xFE,   8}, {0xFE,   8}, {0xFE,   8}, {0xFE,   8},
56 	{0xFE,   8}, {0xFE,   8}, {0xFE,   8}, {0xFE,   8}, {0xFE,   8},
57 	{0xFE,   8}, {0xFE,   8}, {0xFE,   8}, {0xFE,   8}, {0x7E,   8},
58 	{0x7E,   8}, {0x3E,   8}, {0x3E,   8}, {0x1E,   8}, {0x1E,   8},
59 	{0x0E,   8}, {0x0E,   8}, {0x06,   8}, {0x06,   8}, {0x02,   8},
60 	{0x02,   8}, {0x00,   8}, {0x00,   8}, {0xFE,  16}
64 static u8 h_attenuation[] = { 1, 2, 4, 8, 2, 4, 8, 16, 0};
67 static int calculate_h_scale_registers(struct saa7146_dev *dev,  in calculate_h_scale_registers()  argument
185 	*hps_h_prescale	|= (dcgx << 27) | ((xpsc-1) << 18) | (xacm << 17) | (cxy << 8) | (cxuv << 0);  in calculate_h_scale_registers()
194  {0x0100,   2},  {0x0102,   4},  {0x0300,   4},  {0x0106,   8},  {0x0502,   8},
195  {0x0708,   8},  {0x0F00,   8},  {0x011E,  16},  {0x110E,  16},  {0x1926,  16},
210 static u16 v_attenuation[] = { 2, 4, 8, 16, 32, 64, 128, 256, 0};
213 static int calculate_v_scale_registers(struct saa7146_dev *dev, enum v4l2_field field,  in calculate_v_scale_registers()  argument
300 	*hps_v_scale	|= (yacm << 31) | (ysci << 21) | (yacl << 15) | (ypo << 8 ) | (ype << 1);  in calculate_v_scale_registers()
309 static void saa7146_set_window(struct saa7146_dev *dev, int width, int height, enum v4l2_field fiel…  in saa7146_set_window()  argument
311 	struct saa7146_vv *vv = dev->vv_data;  in saa7146_set_window()
320 	hps_v_gain  = 0; /* fixme: saa7146_read(dev, HPS_V_GAIN);*/  in saa7146_set_window()
321 …calculate_v_scale_registers(dev, field, vv->standard->v_field*2, height, &hps_v_scale, &hps_v_gain…  in saa7146_set_window()
327 …calculate_h_scale_registers(dev, vv->standard->h_pixels, width, vv->hflip, &hps_ctrl, &hps_v_gain,…  in saa7146_set_window()
331 	calculate_hps_source_and_sync(dev, source, sync, &hps_ctrl);  in saa7146_set_window()
334 	saa7146_write(dev, HPS_V_SCALE,	hps_v_scale);  in saa7146_set_window()
335 	saa7146_write(dev, HPS_V_GAIN,	hps_v_gain);  in saa7146_set_window()
336 	saa7146_write(dev, HPS_CTRL,	hps_ctrl);  in saa7146_set_window()
337 	saa7146_write(dev, HPS_H_PRESCALE,hps_h_prescale);  in saa7146_set_window()
338 	saa7146_write(dev, HPS_H_SCALE,	hps_h_scale);  in saa7146_set_window()
341 	saa7146_write(dev, MC2, (MASK_05 | MASK_06 | MASK_21 | MASK_22) );  in saa7146_set_window()
344 static void saa7146_set_output_format(struct saa7146_dev *dev, unsigned long palette)  in saa7146_set_output_format()  argument
346 	u32 clip_format = saa7146_read(dev, CLIP_FORMAT_CTRL);  in saa7146_set_output_format()
349 	calculate_output_format_register(dev,palette,&clip_format);  in saa7146_set_output_format()
352 	saa7146_write(dev, CLIP_FORMAT_CTRL, clip_format);  in saa7146_set_output_format()
353 	saa7146_write(dev, MC2, (MASK_05 | MASK_21));  in saa7146_set_output_format()
357 void saa7146_set_hps_source_and_sync(struct saa7146_dev *dev, int source, int sync)  in saa7146_set_hps_source_and_sync()  argument
359 	struct saa7146_vv *vv = dev->vv_data;  in saa7146_set_hps_source_and_sync()
363 	hps_ctrl = saa7146_read(dev, HPS_CTRL);  in saa7146_set_hps_source_and_sync()
369 	saa7146_write(dev, HPS_CTRL, hps_ctrl);  in saa7146_set_hps_source_and_sync()
370 	saa7146_write(dev, MC2, (MASK_05 | MASK_21));  in saa7146_set_hps_source_and_sync()
377 void saa7146_write_out_dma(struct saa7146_dev* dev, int which, struct saa7146_video_dma* vdma)  in saa7146_write_out_dma()  argument
388 	saa7146_write(dev, where,	vdma->base_odd);  in saa7146_write_out_dma()
389 	saa7146_write(dev, where+0x04,	vdma->base_even);  in saa7146_write_out_dma()
390 	saa7146_write(dev, where+0x08,	vdma->prot_addr);  in saa7146_write_out_dma()
391 	saa7146_write(dev, where+0x0c,	vdma->pitch);  in saa7146_write_out_dma()
392 	saa7146_write(dev, where+0x10,	vdma->base_page);  in saa7146_write_out_dma()
393 	saa7146_write(dev, where+0x14,	vdma->num_line_byte);  in saa7146_write_out_dma()
396 	saa7146_write(dev, MC2, (MASK_02<<(which-1))|(MASK_18<<(which-1)));  in saa7146_write_out_dma()
407 static int calculate_video_dma_grab_packed(struct saa7146_dev* dev, struct saa7146_buf *buf)  in calculate_video_dma_grab_packed()  argument
409 	struct saa7146_vv *vv = dev->vv_data;  in calculate_video_dma_grab_packed()
412 	struct saa7146_format *sfmt = saa7146_format_by_fourcc(dev, pix->pixelformat);  in calculate_video_dma_grab_packed()
427 		vdma1.pitch = (width*depth*2)/8;  in calculate_video_dma_grab_packed()
466 	saa7146_write_out_dma(dev, 1, &vdma1);  in calculate_video_dma_grab_packed()
532 static int calculate_video_dma_grab_planar(struct saa7146_dev* dev, struct saa7146_buf *buf)  in calculate_video_dma_grab_planar()  argument
534 	struct saa7146_vv *vv = dev->vv_data;  in calculate_video_dma_grab_planar()
539 	struct saa7146_format *sfmt = saa7146_format_by_fourcc(dev, pix->pixelformat);  in calculate_video_dma_grab_planar()
627 	saa7146_write_out_dma(dev, 1, &vdma1);  in calculate_video_dma_grab_planar()
629 		saa7146_write_out_dma(dev, 3, &vdma2);  in calculate_video_dma_grab_planar()
630 		saa7146_write_out_dma(dev, 2, &vdma3);  in calculate_video_dma_grab_planar()
632 		saa7146_write_out_dma(dev, 2, &vdma2);  in calculate_video_dma_grab_planar()
633 		saa7146_write_out_dma(dev, 3, &vdma3);  in calculate_video_dma_grab_planar()
638 static void program_capture_engine(struct saa7146_dev *dev, int planar)  in program_capture_engine()  argument
640 	struct saa7146_vv *vv = dev->vv_data;  in program_capture_engine()
651 	WRITE_RPS0(CMD_WR_REG | (1 << 8) | (MC2/4));  in program_capture_engine()
706 static void saa7146_disable_clipping(struct saa7146_dev *dev)  in saa7146_disable_clipping()  argument
708 	u32 clip_format	= saa7146_read(dev, CLIP_FORMAT_CTRL);  in saa7146_disable_clipping()
714 	saa7146_write(dev, CLIP_FORMAT_CTRL, clip_format);  in saa7146_disable_clipping()
715 	saa7146_write(dev, MC2, (MASK_05 | MASK_21));  in saa7146_disable_clipping()
718 	saa7146_write(dev, MC1, MASK_21);  in saa7146_disable_clipping()
721 void saa7146_set_capture(struct saa7146_dev *dev, struct saa7146_buf *buf, struct saa7146_buf *next)  in saa7146_set_capture()  argument
723 	struct saa7146_vv *vv = dev->vv_data;  in saa7146_set_capture()
725 	struct saa7146_format *sfmt = saa7146_format_by_fourcc(dev, pix->pixelformat);  in saa7146_set_capture()
730 	vdma1_prot_addr = saa7146_read(dev, PROT_ADDR1);  in saa7146_set_capture()
734 		saa7146_write(dev, MC2, MASK_27 );  in saa7146_set_capture()
737 	saa7146_set_window(dev, pix->width, pix->height, pix->field);  in saa7146_set_capture()
738 	saa7146_set_output_format(dev, sfmt->trans);  in saa7146_set_capture()
739 	saa7146_disable_clipping(dev);  in saa7146_set_capture()
749 		calculate_video_dma_grab_planar(dev, buf);  in saa7146_set_capture()
750 		program_capture_engine(dev,1);  in saa7146_set_capture()
752 		calculate_video_dma_grab_packed(dev, buf);  in saa7146_set_capture()
753 		program_capture_engine(dev,0);  in saa7146_set_capture()
757 	printk("vdma%d.base_even:     0x%08x\n", 1,saa7146_read(dev,BASE_EVEN1));  in saa7146_set_capture()
758 	printk("vdma%d.base_odd:      0x%08x\n", 1,saa7146_read(dev,BASE_ODD1));  in saa7146_set_capture()
759 	printk("vdma%d.prot_addr:     0x%08x\n", 1,saa7146_read(dev,PROT_ADDR1));  in saa7146_set_capture()
760 	printk("vdma%d.base_page:     0x%08x\n", 1,saa7146_read(dev,BASE_PAGE1));  in saa7146_set_capture()
761 	printk("vdma%d.pitch:         0x%08x\n", 1,saa7146_read(dev,PITCH1));  in saa7146_set_capture()
762 	printk("vdma%d.num_line_byte: 0x%08x\n", 1,saa7146_read(dev,NUM_LINE_BYTE1));  in saa7146_set_capture()
763 	printk("vdma%d => vptr      : 0x%08x\n", 1,saa7146_read(dev,PCI_VDP1));  in saa7146_set_capture()
767 	saa7146_write(dev, RPS_ADDR0, dev->d_rps0.dma_handle);  in saa7146_set_capture()
770 	saa7146_write(dev, MC1, (MASK_12 | MASK_28));  in saa7146_set_capture()