34 static u8 hdmi_infoframe_checksum(const u8 *ptr, size_t size)  in hdmi_infoframe_checksum()  argument
41 		csum += ptr[i];  in hdmi_infoframe_checksum()
48 	u8 *ptr = buffer;  in hdmi_infoframe_set_checksum()  local
50 	ptr[3] = hdmi_infoframe_checksum(buffer, size);  in hdmi_infoframe_set_checksum()
112 	u8 *ptr = buffer;  in hdmi_avi_infoframe_pack_only()  local
127 	ptr[0] = frame->type;  in hdmi_avi_infoframe_pack_only()
128 	ptr[1] = frame->version;  in hdmi_avi_infoframe_pack_only()
129 	ptr[2] = frame->length;  in hdmi_avi_infoframe_pack_only()
130 	ptr[3] = 0; /* checksum */  in hdmi_avi_infoframe_pack_only()
133 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_avi_infoframe_pack_only()
135 	ptr[0] = ((frame->colorspace & 0x3) << 5) | (frame->scan_mode & 0x3);  in hdmi_avi_infoframe_pack_only()
142 		ptr[0] |= BIT(4);  in hdmi_avi_infoframe_pack_only()
146 		ptr[0] |= BIT(3);  in hdmi_avi_infoframe_pack_only()
149 		ptr[0] |= BIT(2);  in hdmi_avi_infoframe_pack_only()
151 	ptr[1] = ((frame->colorimetry & 0x3) << 6) |  in hdmi_avi_infoframe_pack_only()
155 	ptr[2] = ((frame->extended_colorimetry & 0x7) << 4) |  in hdmi_avi_infoframe_pack_only()
160 		ptr[2] |= BIT(7);  in hdmi_avi_infoframe_pack_only()
162 	ptr[3] = frame->video_code & 0x7f;  in hdmi_avi_infoframe_pack_only()
164 	ptr[4] = ((frame->ycc_quantization_range & 0x3) << 6) |  in hdmi_avi_infoframe_pack_only()
168 	ptr[5] = frame->top_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
169 	ptr[6] = (frame->top_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
170 	ptr[7] = frame->bottom_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
171 	ptr[8] = (frame->bottom_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
172 	ptr[9] = frame->left_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
173 	ptr[10] = (frame->left_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
174 	ptr[11] = frame->right_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
175 	ptr[12] = (frame->right_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
283 	u8 *ptr = buffer;  in hdmi_spd_infoframe_pack_only()  local
298 	ptr[0] = frame->type;  in hdmi_spd_infoframe_pack_only()
299 	ptr[1] = frame->version;  in hdmi_spd_infoframe_pack_only()
300 	ptr[2] = frame->length;  in hdmi_spd_infoframe_pack_only()
301 	ptr[3] = 0; /* checksum */  in hdmi_spd_infoframe_pack_only()
304 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_spd_infoframe_pack_only()
306 	memcpy(ptr, frame->vendor, sizeof(frame->vendor));  in hdmi_spd_infoframe_pack_only()
307 	memcpy(ptr + 8, frame->product, sizeof(frame->product));  in hdmi_spd_infoframe_pack_only()
309 	ptr[24] = frame->sdi;  in hdmi_spd_infoframe_pack_only()
408 	u8 *ptr = buffer;  in hdmi_audio_infoframe_pack_only()  local
428 	ptr[0] = frame->type;  in hdmi_audio_infoframe_pack_only()
429 	ptr[1] = frame->version;  in hdmi_audio_infoframe_pack_only()
430 	ptr[2] = frame->length;  in hdmi_audio_infoframe_pack_only()
431 	ptr[3] = 0; /* checksum */  in hdmi_audio_infoframe_pack_only()
434 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_audio_infoframe_pack_only()
436 	ptr[0] = ((frame->coding_type & 0xf) << 4) | (channels & 0x7);  in hdmi_audio_infoframe_pack_only()
437 	ptr[1] = ((frame->sample_frequency & 0x7) << 2) |  in hdmi_audio_infoframe_pack_only()
439 	ptr[2] = frame->coding_type_ext & 0x1f;  in hdmi_audio_infoframe_pack_only()
440 	ptr[3] = frame->channel_allocation;  in hdmi_audio_infoframe_pack_only()
441 	ptr[4] = (frame->level_shift_value & 0xf) << 3;  in hdmi_audio_infoframe_pack_only()
444 		ptr[4] |= BIT(7);  in hdmi_audio_infoframe_pack_only()
570 	u8 *ptr = buffer;  in hdmi_vendor_infoframe_pack_only()  local
585 	ptr[0] = frame->type;  in hdmi_vendor_infoframe_pack_only()
586 	ptr[1] = frame->version;  in hdmi_vendor_infoframe_pack_only()
587 	ptr[2] = frame->length;  in hdmi_vendor_infoframe_pack_only()
588 	ptr[3] = 0; /* checksum */  in hdmi_vendor_infoframe_pack_only()
591 	ptr[4] = 0x03;  in hdmi_vendor_infoframe_pack_only()
592 	ptr[5] = 0x0c;  in hdmi_vendor_infoframe_pack_only()
593 	ptr[6] = 0x00;  in hdmi_vendor_infoframe_pack_only()
596 		ptr[7] = 0x2 << 5;	/* video format */  in hdmi_vendor_infoframe_pack_only()
597 		ptr[8] = (frame->s3d_struct & 0xf) << 4;  in hdmi_vendor_infoframe_pack_only()
599 			ptr[9] = (frame->s3d_ext_data & 0xf) << 4;  in hdmi_vendor_infoframe_pack_only()
601 		ptr[7] = 0x1 << 5;	/* video format */  in hdmi_vendor_infoframe_pack_only()
602 		ptr[8] = frame->vic;  in hdmi_vendor_infoframe_pack_only()
604 		ptr[7] = 0x0 << 5;	/* video format */  in hdmi_vendor_infoframe_pack_only()
714 	u8 *ptr = buffer;  in hdmi_drm_infoframe_pack_only()  local
725 	ptr[0] = frame->type;  in hdmi_drm_infoframe_pack_only()
726 	ptr[1] = frame->version;  in hdmi_drm_infoframe_pack_only()
727 	ptr[2] = frame->length;  in hdmi_drm_infoframe_pack_only()
728 	ptr[3] = 0; /* checksum */  in hdmi_drm_infoframe_pack_only()
731 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_drm_infoframe_pack_only()
733 	*ptr++ = frame->eotf;  in hdmi_drm_infoframe_pack_only()
734 	*ptr++ = frame->metadata_type;  in hdmi_drm_infoframe_pack_only()
737 		*ptr++ = frame->display_primaries[i].x;  in hdmi_drm_infoframe_pack_only()
738 		*ptr++ = frame->display_primaries[i].x >> 8;  in hdmi_drm_infoframe_pack_only()
739 		*ptr++ = frame->display_primaries[i].y;  in hdmi_drm_infoframe_pack_only()
740 		*ptr++ = frame->display_primaries[i].y >> 8;  in hdmi_drm_infoframe_pack_only()
743 	*ptr++ = frame->white_point.x;  in hdmi_drm_infoframe_pack_only()
744 	*ptr++ = frame->white_point.x >> 8;  in hdmi_drm_infoframe_pack_only()
746 	*ptr++ = frame->white_point.y;  in hdmi_drm_infoframe_pack_only()
747 	*ptr++ = frame->white_point.y >> 8;  in hdmi_drm_infoframe_pack_only()
749 	*ptr++ = frame->max_display_mastering_luminance;  in hdmi_drm_infoframe_pack_only()
750 	*ptr++ = frame->max_display_mastering_luminance >> 8;  in hdmi_drm_infoframe_pack_only()
752 	*ptr++ = frame->min_display_mastering_luminance;  in hdmi_drm_infoframe_pack_only()
753 	*ptr++ = frame->min_display_mastering_luminance >> 8;  in hdmi_drm_infoframe_pack_only()
755 	*ptr++ = frame->max_cll;  in hdmi_drm_infoframe_pack_only()
756 	*ptr++ = frame->max_cll >> 8;  in hdmi_drm_infoframe_pack_only()
758 	*ptr++ = frame->max_fall;  in hdmi_drm_infoframe_pack_only()
759 	*ptr++ = frame->max_fall >> 8;  in hdmi_drm_infoframe_pack_only()
1555 	const u8 *ptr = buffer;  in hdmi_avi_infoframe_unpack()  local
1560 	if (ptr[0] != HDMI_INFOFRAME_TYPE_AVI ||  in hdmi_avi_infoframe_unpack()
1561 	    ptr[1] != 2 ||  in hdmi_avi_infoframe_unpack()
1562 	    ptr[2] != HDMI_AVI_INFOFRAME_SIZE)  in hdmi_avi_infoframe_unpack()
1570 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_avi_infoframe_unpack()
1572 	frame->colorspace = (ptr[0] >> 5) & 0x3;  in hdmi_avi_infoframe_unpack()
1573 	if (ptr[0] & 0x10)  in hdmi_avi_infoframe_unpack()
1574 		frame->active_aspect = ptr[1] & 0xf;  in hdmi_avi_infoframe_unpack()
1575 	if (ptr[0] & 0x8) {  in hdmi_avi_infoframe_unpack()
1576 		frame->top_bar = (ptr[6] << 8) | ptr[5];  in hdmi_avi_infoframe_unpack()
1577 		frame->bottom_bar = (ptr[8] << 8) | ptr[7];  in hdmi_avi_infoframe_unpack()
1579 	if (ptr[0] & 0x4) {  in hdmi_avi_infoframe_unpack()
1580 		frame->left_bar = (ptr[10] << 8) | ptr[9];  in hdmi_avi_infoframe_unpack()
1581 		frame->right_bar = (ptr[12] << 8) | ptr[11];  in hdmi_avi_infoframe_unpack()
1583 	frame->scan_mode = ptr[0] & 0x3;  in hdmi_avi_infoframe_unpack()
1585 	frame->colorimetry = (ptr[1] >> 6) & 0x3;  in hdmi_avi_infoframe_unpack()
1586 	frame->picture_aspect = (ptr[1] >> 4) & 0x3;  in hdmi_avi_infoframe_unpack()
1587 	frame->active_aspect = ptr[1] & 0xf;  in hdmi_avi_infoframe_unpack()
1589 	frame->itc = ptr[2] & 0x80 ? true : false;  in hdmi_avi_infoframe_unpack()
1590 	frame->extended_colorimetry = (ptr[2] >> 4) & 0x7;  in hdmi_avi_infoframe_unpack()
1591 	frame->quantization_range = (ptr[2] >> 2) & 0x3;  in hdmi_avi_infoframe_unpack()
1592 	frame->nups = ptr[2] & 0x3;  in hdmi_avi_infoframe_unpack()
1594 	frame->video_code = ptr[3] & 0x7f;  in hdmi_avi_infoframe_unpack()
1595 	frame->ycc_quantization_range = (ptr[4] >> 6) & 0x3;  in hdmi_avi_infoframe_unpack()
1596 	frame->content_type = (ptr[4] >> 4) & 0x3;  in hdmi_avi_infoframe_unpack()
1598 	frame->pixel_repeat = ptr[4] & 0xf;  in hdmi_avi_infoframe_unpack()
1619 	const u8 *ptr = buffer;  in hdmi_spd_infoframe_unpack()  local
1625 	if (ptr[0] != HDMI_INFOFRAME_TYPE_SPD ||  in hdmi_spd_infoframe_unpack()
1626 	    ptr[1] != 1 ||  in hdmi_spd_infoframe_unpack()
1627 	    ptr[2] != HDMI_SPD_INFOFRAME_SIZE) {  in hdmi_spd_infoframe_unpack()
1634 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_spd_infoframe_unpack()
1636 	ret = hdmi_spd_infoframe_init(frame, ptr, ptr + 8);  in hdmi_spd_infoframe_unpack()
1640 	frame->sdi = ptr[24];  in hdmi_spd_infoframe_unpack()
1661 	const u8 *ptr = buffer;  in hdmi_audio_infoframe_unpack()  local
1667 	if (ptr[0] != HDMI_INFOFRAME_TYPE_AUDIO ||  in hdmi_audio_infoframe_unpack()
1668 	    ptr[1] != 1 ||  in hdmi_audio_infoframe_unpack()
1669 	    ptr[2] != HDMI_AUDIO_INFOFRAME_SIZE) {  in hdmi_audio_infoframe_unpack()
1680 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_audio_infoframe_unpack()
1682 	frame->channels = ptr[0] & 0x7;  in hdmi_audio_infoframe_unpack()
1683 	frame->coding_type = (ptr[0] >> 4) & 0xf;  in hdmi_audio_infoframe_unpack()
1684 	frame->sample_size = ptr[1] & 0x3;  in hdmi_audio_infoframe_unpack()
1685 	frame->sample_frequency = (ptr[1] >> 2) & 0x7;  in hdmi_audio_infoframe_unpack()
1686 	frame->coding_type_ext = ptr[2] & 0x1f;  in hdmi_audio_infoframe_unpack()
1687 	frame->channel_allocation = ptr[3];  in hdmi_audio_infoframe_unpack()
1688 	frame->level_shift_value = (ptr[4] >> 3) & 0xf;  in hdmi_audio_infoframe_unpack()
1689 	frame->downmix_inhibit = ptr[4] & 0x80 ? true : false;  in hdmi_audio_infoframe_unpack()
1712 	const u8 *ptr = buffer;  in hdmi_vendor_any_infoframe_unpack()  local
1721 	if (ptr[0] != HDMI_INFOFRAME_TYPE_VENDOR ||  in hdmi_vendor_any_infoframe_unpack()
1722 	    ptr[1] != 1 ||  in hdmi_vendor_any_infoframe_unpack()
1723 	    (ptr[2] != 4 && ptr[2] != 5 && ptr[2] != 6))  in hdmi_vendor_any_infoframe_unpack()
1726 	length = ptr[2];  in hdmi_vendor_any_infoframe_unpack()
1735 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_vendor_any_infoframe_unpack()
1738 	if ((ptr[0] != 0x03) ||  in hdmi_vendor_any_infoframe_unpack()
1739 	    (ptr[1] != 0x0c) ||  in hdmi_vendor_any_infoframe_unpack()
1740 	    (ptr[2] != 0x00))  in hdmi_vendor_any_infoframe_unpack()
1743 	hdmi_video_format = ptr[3] >> 5;  in hdmi_vendor_any_infoframe_unpack()
1757 		hvf->s3d_struct = ptr[4] >> 4;  in hdmi_vendor_any_infoframe_unpack()
1761 			hvf->s3d_ext_data = ptr[5] >> 4;  in hdmi_vendor_any_infoframe_unpack()
1766 		hvf->vic = ptr[4];  in hdmi_vendor_any_infoframe_unpack()
1792 	const u8 *ptr = buffer;  in hdmi_drm_infoframe_unpack_only()  local
1806 	frame->eotf = ptr[0] & 0x7;  in hdmi_drm_infoframe_unpack_only()
1807 	frame->metadata_type = ptr[1] & 0x7;  in hdmi_drm_infoframe_unpack_only()
1809 	temp = ptr + 2;  in hdmi_drm_infoframe_unpack_only()
1819 	frame->white_point.x = (ptr[15] << 8) | ptr[14];  in hdmi_drm_infoframe_unpack_only()
1820 	frame->white_point.y = (ptr[17] << 8) | ptr[16];  in hdmi_drm_infoframe_unpack_only()
1822 	frame->max_display_mastering_luminance = (ptr[19] << 8) | ptr[18];  in hdmi_drm_infoframe_unpack_only()
1823 	frame->min_display_mastering_luminance = (ptr[21] << 8) | ptr[20];  in hdmi_drm_infoframe_unpack_only()
1824 	frame->max_cll = (ptr[23] << 8) | ptr[22];  in hdmi_drm_infoframe_unpack_only()
1825 	frame->max_fall = (ptr[25] << 8) | ptr[24];  in hdmi_drm_infoframe_unpack_only()
1847 	const u8 *ptr = buffer;  in hdmi_drm_infoframe_unpack()  local
1853 	if (ptr[0] != HDMI_INFOFRAME_TYPE_DRM ||  in hdmi_drm_infoframe_unpack()
1854 	    ptr[1] != 1 ||  in hdmi_drm_infoframe_unpack()
1855 	    ptr[2] != HDMI_DRM_INFOFRAME_SIZE)  in hdmi_drm_infoframe_unpack()
1861 	ret = hdmi_drm_infoframe_unpack_only(frame, ptr + HDMI_INFOFRAME_HEADER_SIZE,  in hdmi_drm_infoframe_unpack()
1883 	const u8 *ptr = buffer;  in hdmi_infoframe_unpack()  local
1888 	switch (ptr[0]) {  in hdmi_infoframe_unpack()