35 static u8 hdmi_infoframe_checksum(const u8 *ptr, size_t size)  in hdmi_infoframe_checksum()  argument
42 		csum += ptr[i];  in hdmi_infoframe_checksum()
49 	u8 *ptr = buffer;  in hdmi_infoframe_set_checksum()  local
51 	ptr[3] = hdmi_infoframe_checksum(buffer, size);  in hdmi_infoframe_set_checksum()
113 	u8 *ptr = buffer;  in hdmi_avi_infoframe_pack_only()  local
128 	ptr[0] = frame->type;  in hdmi_avi_infoframe_pack_only()
129 	ptr[1] = frame->version;  in hdmi_avi_infoframe_pack_only()
130 	ptr[2] = frame->length;  in hdmi_avi_infoframe_pack_only()
131 	ptr[3] = 0; /* checksum */  in hdmi_avi_infoframe_pack_only()
134 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_avi_infoframe_pack_only()
136 	ptr[0] = ((frame->colorspace & 0x3) << 5) | (frame->scan_mode & 0x3);  in hdmi_avi_infoframe_pack_only()
143 		ptr[0] |= BIT(4);  in hdmi_avi_infoframe_pack_only()
147 		ptr[0] |= BIT(3);  in hdmi_avi_infoframe_pack_only()
150 		ptr[0] |= BIT(2);  in hdmi_avi_infoframe_pack_only()
152 	ptr[1] = ((frame->colorimetry & 0x3) << 6) |  in hdmi_avi_infoframe_pack_only()
156 	ptr[2] = ((frame->extended_colorimetry & 0x7) << 4) |  in hdmi_avi_infoframe_pack_only()
161 		ptr[2] |= BIT(7);  in hdmi_avi_infoframe_pack_only()
163 	ptr[3] = frame->video_code & 0x7f;  in hdmi_avi_infoframe_pack_only()
165 	ptr[4] = ((frame->ycc_quantization_range & 0x3) << 6) |  in hdmi_avi_infoframe_pack_only()
169 	ptr[5] = frame->top_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
170 	ptr[6] = (frame->top_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
171 	ptr[7] = frame->bottom_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
172 	ptr[8] = (frame->bottom_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
173 	ptr[9] = frame->left_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
174 	ptr[10] = (frame->left_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
175 	ptr[11] = frame->right_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
176 	ptr[12] = (frame->right_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
284 	u8 *ptr = buffer;  in hdmi_spd_infoframe_pack_only()  local
299 	ptr[0] = frame->type;  in hdmi_spd_infoframe_pack_only()
300 	ptr[1] = frame->version;  in hdmi_spd_infoframe_pack_only()
301 	ptr[2] = frame->length;  in hdmi_spd_infoframe_pack_only()
302 	ptr[3] = 0; /* checksum */  in hdmi_spd_infoframe_pack_only()
305 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_spd_infoframe_pack_only()
307 	memcpy(ptr, frame->vendor, sizeof(frame->vendor));  in hdmi_spd_infoframe_pack_only()
308 	memcpy(ptr + 8, frame->product, sizeof(frame->product));  in hdmi_spd_infoframe_pack_only()
310 	ptr[24] = frame->sdi;  in hdmi_spd_infoframe_pack_only()
430 	u8 *ptr = buffer;  in hdmi_audio_infoframe_pack_only()  local
445 	ptr[0] = frame->type;  in hdmi_audio_infoframe_pack_only()
446 	ptr[1] = frame->version;  in hdmi_audio_infoframe_pack_only()
447 	ptr[2] = frame->length;  in hdmi_audio_infoframe_pack_only()
448 	ptr[3] = 0; /* checksum */  in hdmi_audio_infoframe_pack_only()
451 					  ptr + HDMI_INFOFRAME_HEADER_SIZE);  in hdmi_audio_infoframe_pack_only()
614 	u8 *ptr = buffer;  in hdmi_vendor_infoframe_pack_only()  local
629 	ptr[0] = frame->type;  in hdmi_vendor_infoframe_pack_only()
630 	ptr[1] = frame->version;  in hdmi_vendor_infoframe_pack_only()
631 	ptr[2] = frame->length;  in hdmi_vendor_infoframe_pack_only()
632 	ptr[3] = 0; /* checksum */  in hdmi_vendor_infoframe_pack_only()
635 	ptr[4] = 0x03;  in hdmi_vendor_infoframe_pack_only()
636 	ptr[5] = 0x0c;  in hdmi_vendor_infoframe_pack_only()
637 	ptr[6] = 0x00;  in hdmi_vendor_infoframe_pack_only()
640 		ptr[7] = 0x2 << 5;	/* video format */  in hdmi_vendor_infoframe_pack_only()
641 		ptr[8] = (frame->s3d_struct & 0xf) << 4;  in hdmi_vendor_infoframe_pack_only()
643 			ptr[9] = (frame->s3d_ext_data & 0xf) << 4;  in hdmi_vendor_infoframe_pack_only()
645 		ptr[7] = 0x1 << 5;	/* video format */  in hdmi_vendor_infoframe_pack_only()
646 		ptr[8] = frame->vic;  in hdmi_vendor_infoframe_pack_only()
648 		ptr[7] = 0x0 << 5;	/* video format */  in hdmi_vendor_infoframe_pack_only()
758 	u8 *ptr = buffer;  in hdmi_drm_infoframe_pack_only()  local
769 	ptr[0] = frame->type;  in hdmi_drm_infoframe_pack_only()
770 	ptr[1] = frame->version;  in hdmi_drm_infoframe_pack_only()
771 	ptr[2] = frame->length;  in hdmi_drm_infoframe_pack_only()
772 	ptr[3] = 0; /* checksum */  in hdmi_drm_infoframe_pack_only()
775 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_drm_infoframe_pack_only()
777 	*ptr++ = frame->eotf;  in hdmi_drm_infoframe_pack_only()
778 	*ptr++ = frame->metadata_type;  in hdmi_drm_infoframe_pack_only()
781 		*ptr++ = frame->display_primaries[i].x;  in hdmi_drm_infoframe_pack_only()
782 		*ptr++ = frame->display_primaries[i].x >> 8;  in hdmi_drm_infoframe_pack_only()
783 		*ptr++ = frame->display_primaries[i].y;  in hdmi_drm_infoframe_pack_only()
784 		*ptr++ = frame->display_primaries[i].y >> 8;  in hdmi_drm_infoframe_pack_only()
787 	*ptr++ = frame->white_point.x;  in hdmi_drm_infoframe_pack_only()
788 	*ptr++ = frame->white_point.x >> 8;  in hdmi_drm_infoframe_pack_only()
790 	*ptr++ = frame->white_point.y;  in hdmi_drm_infoframe_pack_only()
791 	*ptr++ = frame->white_point.y >> 8;  in hdmi_drm_infoframe_pack_only()
793 	*ptr++ = frame->max_display_mastering_luminance;  in hdmi_drm_infoframe_pack_only()
794 	*ptr++ = frame->max_display_mastering_luminance >> 8;  in hdmi_drm_infoframe_pack_only()
796 	*ptr++ = frame->min_display_mastering_luminance;  in hdmi_drm_infoframe_pack_only()
797 	*ptr++ = frame->min_display_mastering_luminance >> 8;  in hdmi_drm_infoframe_pack_only()
799 	*ptr++ = frame->max_cll;  in hdmi_drm_infoframe_pack_only()
800 	*ptr++ = frame->max_cll >> 8;  in hdmi_drm_infoframe_pack_only()
802 	*ptr++ = frame->max_fall;  in hdmi_drm_infoframe_pack_only()
803 	*ptr++ = frame->max_fall >> 8;  in hdmi_drm_infoframe_pack_only()
1599 	const u8 *ptr = buffer;  in hdmi_avi_infoframe_unpack()  local
1604 	if (ptr[0] != HDMI_INFOFRAME_TYPE_AVI ||  in hdmi_avi_infoframe_unpack()
1605 	    ptr[1] != 2 ||  in hdmi_avi_infoframe_unpack()
1606 	    ptr[2] != HDMI_AVI_INFOFRAME_SIZE)  in hdmi_avi_infoframe_unpack()
1614 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_avi_infoframe_unpack()
1616 	frame->colorspace = (ptr[0] >> 5) & 0x3;  in hdmi_avi_infoframe_unpack()
1617 	if (ptr[0] & 0x10)  in hdmi_avi_infoframe_unpack()
1618 		frame->active_aspect = ptr[1] & 0xf;  in hdmi_avi_infoframe_unpack()
1619 	if (ptr[0] & 0x8) {  in hdmi_avi_infoframe_unpack()
1620 		frame->top_bar = (ptr[6] << 8) | ptr[5];  in hdmi_avi_infoframe_unpack()
1621 		frame->bottom_bar = (ptr[8] << 8) | ptr[7];  in hdmi_avi_infoframe_unpack()
1623 	if (ptr[0] & 0x4) {  in hdmi_avi_infoframe_unpack()
1624 		frame->left_bar = (ptr[10] << 8) | ptr[9];  in hdmi_avi_infoframe_unpack()
1625 		frame->right_bar = (ptr[12] << 8) | ptr[11];  in hdmi_avi_infoframe_unpack()
1627 	frame->scan_mode = ptr[0] & 0x3;  in hdmi_avi_infoframe_unpack()
1629 	frame->colorimetry = (ptr[1] >> 6) & 0x3;  in hdmi_avi_infoframe_unpack()
1630 	frame->picture_aspect = (ptr[1] >> 4) & 0x3;  in hdmi_avi_infoframe_unpack()
1631 	frame->active_aspect = ptr[1] & 0xf;  in hdmi_avi_infoframe_unpack()
1633 	frame->itc = ptr[2] & 0x80 ? true : false;  in hdmi_avi_infoframe_unpack()
1634 	frame->extended_colorimetry = (ptr[2] >> 4) & 0x7;  in hdmi_avi_infoframe_unpack()
1635 	frame->quantization_range = (ptr[2] >> 2) & 0x3;  in hdmi_avi_infoframe_unpack()
1636 	frame->nups = ptr[2] & 0x3;  in hdmi_avi_infoframe_unpack()
1638 	frame->video_code = ptr[3] & 0x7f;  in hdmi_avi_infoframe_unpack()
1639 	frame->ycc_quantization_range = (ptr[4] >> 6) & 0x3;  in hdmi_avi_infoframe_unpack()
1640 	frame->content_type = (ptr[4] >> 4) & 0x3;  in hdmi_avi_infoframe_unpack()
1642 	frame->pixel_repeat = ptr[4] & 0xf;  in hdmi_avi_infoframe_unpack()
1663 	const u8 *ptr = buffer;  in hdmi_spd_infoframe_unpack()  local
1669 	if (ptr[0] != HDMI_INFOFRAME_TYPE_SPD ||  in hdmi_spd_infoframe_unpack()
1670 	    ptr[1] != 1 ||  in hdmi_spd_infoframe_unpack()
1671 	    ptr[2] != HDMI_SPD_INFOFRAME_SIZE) {  in hdmi_spd_infoframe_unpack()
1678 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_spd_infoframe_unpack()
1680 	ret = hdmi_spd_infoframe_init(frame, ptr, ptr + 8);  in hdmi_spd_infoframe_unpack()
1684 	frame->sdi = ptr[24];  in hdmi_spd_infoframe_unpack()
1705 	const u8 *ptr = buffer;  in hdmi_audio_infoframe_unpack()  local
1711 	if (ptr[0] != HDMI_INFOFRAME_TYPE_AUDIO ||  in hdmi_audio_infoframe_unpack()
1712 	    ptr[1] != 1 ||  in hdmi_audio_infoframe_unpack()
1713 	    ptr[2] != HDMI_AUDIO_INFOFRAME_SIZE) {  in hdmi_audio_infoframe_unpack()
1724 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_audio_infoframe_unpack()
1726 	frame->channels = ptr[0] & 0x7;  in hdmi_audio_infoframe_unpack()
1727 	frame->coding_type = (ptr[0] >> 4) & 0xf;  in hdmi_audio_infoframe_unpack()
1728 	frame->sample_size = ptr[1] & 0x3;  in hdmi_audio_infoframe_unpack()
1729 	frame->sample_frequency = (ptr[1] >> 2) & 0x7;  in hdmi_audio_infoframe_unpack()
1730 	frame->coding_type_ext = ptr[2] & 0x1f;  in hdmi_audio_infoframe_unpack()
1731 	frame->channel_allocation = ptr[3];  in hdmi_audio_infoframe_unpack()
1732 	frame->level_shift_value = (ptr[4] >> 3) & 0xf;  in hdmi_audio_infoframe_unpack()
1733 	frame->downmix_inhibit = ptr[4] & 0x80 ? true : false;  in hdmi_audio_infoframe_unpack()
1756 	const u8 *ptr = buffer;  in hdmi_vendor_any_infoframe_unpack()  local
1765 	if (ptr[0] != HDMI_INFOFRAME_TYPE_VENDOR ||  in hdmi_vendor_any_infoframe_unpack()
1766 	    ptr[1] != 1 ||  in hdmi_vendor_any_infoframe_unpack()
1767 	    (ptr[2] != 4 && ptr[2] != 5 && ptr[2] != 6))  in hdmi_vendor_any_infoframe_unpack()
1770 	length = ptr[2];  in hdmi_vendor_any_infoframe_unpack()
1779 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_vendor_any_infoframe_unpack()
1782 	if ((ptr[0] != 0x03) ||  in hdmi_vendor_any_infoframe_unpack()
1783 	    (ptr[1] != 0x0c) ||  in hdmi_vendor_any_infoframe_unpack()
1784 	    (ptr[2] != 0x00))  in hdmi_vendor_any_infoframe_unpack()
1787 	hdmi_video_format = ptr[3] >> 5;  in hdmi_vendor_any_infoframe_unpack()
1801 		hvf->s3d_struct = ptr[4] >> 4;  in hdmi_vendor_any_infoframe_unpack()
1805 			hvf->s3d_ext_data = ptr[5] >> 4;  in hdmi_vendor_any_infoframe_unpack()
1810 		hvf->vic = ptr[4];  in hdmi_vendor_any_infoframe_unpack()
1836 	const u8 *ptr = buffer;  in hdmi_drm_infoframe_unpack_only()  local
1850 	frame->eotf = ptr[0] & 0x7;  in hdmi_drm_infoframe_unpack_only()
1851 	frame->metadata_type = ptr[1] & 0x7;  in hdmi_drm_infoframe_unpack_only()
1853 	temp = ptr + 2;  in hdmi_drm_infoframe_unpack_only()
1863 	frame->white_point.x = (ptr[15] << 8) | ptr[14];  in hdmi_drm_infoframe_unpack_only()
1864 	frame->white_point.y = (ptr[17] << 8) | ptr[16];  in hdmi_drm_infoframe_unpack_only()
1866 	frame->max_display_mastering_luminance = (ptr[19] << 8) | ptr[18];  in hdmi_drm_infoframe_unpack_only()
1867 	frame->min_display_mastering_luminance = (ptr[21] << 8) | ptr[20];  in hdmi_drm_infoframe_unpack_only()
1868 	frame->max_cll = (ptr[23] << 8) | ptr[22];  in hdmi_drm_infoframe_unpack_only()
1869 	frame->max_fall = (ptr[25] << 8) | ptr[24];  in hdmi_drm_infoframe_unpack_only()
1891 	const u8 *ptr = buffer;  in hdmi_drm_infoframe_unpack()  local
1897 	if (ptr[0] != HDMI_INFOFRAME_TYPE_DRM ||  in hdmi_drm_infoframe_unpack()
1898 	    ptr[1] != 1 ||  in hdmi_drm_infoframe_unpack()
1899 	    ptr[2] != HDMI_DRM_INFOFRAME_SIZE)  in hdmi_drm_infoframe_unpack()
1905 	ret = hdmi_drm_infoframe_unpack_only(frame, ptr + HDMI_INFOFRAME_HEADER_SIZE,  in hdmi_drm_infoframe_unpack()
1927 	const u8 *ptr = buffer;  in hdmi_infoframe_unpack()  local
1932 	switch (ptr[0]) {  in hdmi_infoframe_unpack()