37 static u8 hdmi_infoframe_checksum(const u8 *ptr, size_t size)  in hdmi_infoframe_checksum()  argument
44 		csum += ptr[i];  in hdmi_infoframe_checksum()
51 	u8 *ptr = buffer;  in hdmi_infoframe_set_checksum()  local
53 	ptr[3] = hdmi_infoframe_checksum(buffer, size);  in hdmi_infoframe_set_checksum()
115 	u8 *ptr = buffer;  in hdmi_avi_infoframe_pack_only()  local
130 	ptr[0] = frame->type;  in hdmi_avi_infoframe_pack_only()
131 	ptr[1] = frame->version;  in hdmi_avi_infoframe_pack_only()
132 	ptr[2] = frame->length;  in hdmi_avi_infoframe_pack_only()
133 	ptr[3] = 0; /* checksum */  in hdmi_avi_infoframe_pack_only()
136 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_avi_infoframe_pack_only()
138 	ptr[0] = ((frame->colorspace & 0x3) << 5) | (frame->scan_mode & 0x3);  in hdmi_avi_infoframe_pack_only()
145 		ptr[0] |= BIT(4);  in hdmi_avi_infoframe_pack_only()
149 		ptr[0] |= BIT(3);  in hdmi_avi_infoframe_pack_only()
152 		ptr[0] |= BIT(2);  in hdmi_avi_infoframe_pack_only()
154 	ptr[1] = ((frame->colorimetry & 0x3) << 6) |  in hdmi_avi_infoframe_pack_only()
158 	ptr[2] = ((frame->extended_colorimetry & 0x7) << 4) |  in hdmi_avi_infoframe_pack_only()
163 		ptr[2] |= BIT(7);  in hdmi_avi_infoframe_pack_only()
165 	ptr[3] = frame->video_code & 0x7f;  in hdmi_avi_infoframe_pack_only()
167 	ptr[4] = ((frame->ycc_quantization_range & 0x3) << 6) |  in hdmi_avi_infoframe_pack_only()
171 	ptr[5] = frame->top_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
172 	ptr[6] = (frame->top_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
173 	ptr[7] = frame->bottom_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
174 	ptr[8] = (frame->bottom_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
175 	ptr[9] = frame->left_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
176 	ptr[10] = (frame->left_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
177 	ptr[11] = frame->right_bar & 0xff;  in hdmi_avi_infoframe_pack_only()
178 	ptr[12] = (frame->right_bar >> 8) & 0xff;  in hdmi_avi_infoframe_pack_only()
286 	u8 *ptr = buffer;  in hdmi_spd_infoframe_pack_only()  local
301 	ptr[0] = frame->type;  in hdmi_spd_infoframe_pack_only()
302 	ptr[1] = frame->version;  in hdmi_spd_infoframe_pack_only()
303 	ptr[2] = frame->length;  in hdmi_spd_infoframe_pack_only()
304 	ptr[3] = 0; /* checksum */  in hdmi_spd_infoframe_pack_only()
307 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_spd_infoframe_pack_only()
309 	memcpy(ptr, frame->vendor, sizeof(frame->vendor));  in hdmi_spd_infoframe_pack_only()
310 	memcpy(ptr + 8, frame->product, sizeof(frame->product));  in hdmi_spd_infoframe_pack_only()
312 	ptr[24] = frame->sdi;  in hdmi_spd_infoframe_pack_only()
432 	u8 *ptr = buffer;  in hdmi_audio_infoframe_pack_only()  local
447 	ptr[0] = frame->type;  in hdmi_audio_infoframe_pack_only()
448 	ptr[1] = frame->version;  in hdmi_audio_infoframe_pack_only()
449 	ptr[2] = frame->length;  in hdmi_audio_infoframe_pack_only()
450 	ptr[3] = 0; /* checksum */  in hdmi_audio_infoframe_pack_only()
453 					  ptr + HDMI_INFOFRAME_HEADER_SIZE);  in hdmi_audio_infoframe_pack_only()
618 	u8 *ptr = buffer;  in hdmi_vendor_infoframe_pack_only()  local
633 	ptr[0] = frame->type;  in hdmi_vendor_infoframe_pack_only()
634 	ptr[1] = frame->version;  in hdmi_vendor_infoframe_pack_only()
635 	ptr[2] = frame->length;  in hdmi_vendor_infoframe_pack_only()
636 	ptr[3] = 0; /* checksum */  in hdmi_vendor_infoframe_pack_only()
639 	ptr[4] = 0x03;  in hdmi_vendor_infoframe_pack_only()
640 	ptr[5] = 0x0c;  in hdmi_vendor_infoframe_pack_only()
641 	ptr[6] = 0x00;  in hdmi_vendor_infoframe_pack_only()
644 		ptr[7] = 0x2 << 5;	/* video format */  in hdmi_vendor_infoframe_pack_only()
645 		ptr[8] = (frame->s3d_struct & 0xf) << 4;  in hdmi_vendor_infoframe_pack_only()
647 			ptr[9] = (frame->s3d_ext_data & 0xf) << 4;  in hdmi_vendor_infoframe_pack_only()
649 		ptr[7] = 0x1 << 5;	/* video format */  in hdmi_vendor_infoframe_pack_only()
650 		ptr[8] = frame->vic;  in hdmi_vendor_infoframe_pack_only()
652 		ptr[7] = 0x0 << 5;	/* video format */  in hdmi_vendor_infoframe_pack_only()
762 	u8 *ptr = buffer;  in hdmi_drm_infoframe_pack_only()  local
773 	ptr[0] = frame->type;  in hdmi_drm_infoframe_pack_only()
774 	ptr[1] = frame->version;  in hdmi_drm_infoframe_pack_only()
775 	ptr[2] = frame->length;  in hdmi_drm_infoframe_pack_only()
776 	ptr[3] = 0; /* checksum */  in hdmi_drm_infoframe_pack_only()
779 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_drm_infoframe_pack_only()
781 	*ptr++ = frame->eotf;  in hdmi_drm_infoframe_pack_only()
782 	*ptr++ = frame->metadata_type;  in hdmi_drm_infoframe_pack_only()
785 		*ptr++ = frame->display_primaries[i].x;  in hdmi_drm_infoframe_pack_only()
786 		*ptr++ = frame->display_primaries[i].x >> 8;  in hdmi_drm_infoframe_pack_only()
787 		*ptr++ = frame->display_primaries[i].y;  in hdmi_drm_infoframe_pack_only()
788 		*ptr++ = frame->display_primaries[i].y >> 8;  in hdmi_drm_infoframe_pack_only()
791 	*ptr++ = frame->white_point.x;  in hdmi_drm_infoframe_pack_only()
792 	*ptr++ = frame->white_point.x >> 8;  in hdmi_drm_infoframe_pack_only()
794 	*ptr++ = frame->white_point.y;  in hdmi_drm_infoframe_pack_only()
795 	*ptr++ = frame->white_point.y >> 8;  in hdmi_drm_infoframe_pack_only()
797 	*ptr++ = frame->max_display_mastering_luminance;  in hdmi_drm_infoframe_pack_only()
798 	*ptr++ = frame->max_display_mastering_luminance >> 8;  in hdmi_drm_infoframe_pack_only()
800 	*ptr++ = frame->min_display_mastering_luminance;  in hdmi_drm_infoframe_pack_only()
801 	*ptr++ = frame->min_display_mastering_luminance >> 8;  in hdmi_drm_infoframe_pack_only()
803 	*ptr++ = frame->max_cll;  in hdmi_drm_infoframe_pack_only()
804 	*ptr++ = frame->max_cll >> 8;  in hdmi_drm_infoframe_pack_only()
806 	*ptr++ = frame->max_fall;  in hdmi_drm_infoframe_pack_only()
807 	*ptr++ = frame->max_fall >> 8;  in hdmi_drm_infoframe_pack_only()
1603 	const u8 *ptr = buffer;  in hdmi_avi_infoframe_unpack()  local
1608 	if (ptr[0] != HDMI_INFOFRAME_TYPE_AVI ||  in hdmi_avi_infoframe_unpack()
1609 	    ptr[1] != 2 ||  in hdmi_avi_infoframe_unpack()
1610 	    ptr[2] != HDMI_AVI_INFOFRAME_SIZE)  in hdmi_avi_infoframe_unpack()
1618 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_avi_infoframe_unpack()
1620 	frame->colorspace = (ptr[0] >> 5) & 0x3;  in hdmi_avi_infoframe_unpack()
1621 	if (ptr[0] & 0x10)  in hdmi_avi_infoframe_unpack()
1622 		frame->active_aspect = ptr[1] & 0xf;  in hdmi_avi_infoframe_unpack()
1623 	if (ptr[0] & 0x8) {  in hdmi_avi_infoframe_unpack()
1624 		frame->top_bar = (ptr[6] << 8) | ptr[5];  in hdmi_avi_infoframe_unpack()
1625 		frame->bottom_bar = (ptr[8] << 8) | ptr[7];  in hdmi_avi_infoframe_unpack()
1627 	if (ptr[0] & 0x4) {  in hdmi_avi_infoframe_unpack()
1628 		frame->left_bar = (ptr[10] << 8) | ptr[9];  in hdmi_avi_infoframe_unpack()
1629 		frame->right_bar = (ptr[12] << 8) | ptr[11];  in hdmi_avi_infoframe_unpack()
1631 	frame->scan_mode = ptr[0] & 0x3;  in hdmi_avi_infoframe_unpack()
1633 	frame->colorimetry = (ptr[1] >> 6) & 0x3;  in hdmi_avi_infoframe_unpack()
1634 	frame->picture_aspect = (ptr[1] >> 4) & 0x3;  in hdmi_avi_infoframe_unpack()
1635 	frame->active_aspect = ptr[1] & 0xf;  in hdmi_avi_infoframe_unpack()
1637 	frame->itc = ptr[2] & 0x80 ? true : false;  in hdmi_avi_infoframe_unpack()
1638 	frame->extended_colorimetry = (ptr[2] >> 4) & 0x7;  in hdmi_avi_infoframe_unpack()
1639 	frame->quantization_range = (ptr[2] >> 2) & 0x3;  in hdmi_avi_infoframe_unpack()
1640 	frame->nups = ptr[2] & 0x3;  in hdmi_avi_infoframe_unpack()
1642 	frame->video_code = ptr[3] & 0x7f;  in hdmi_avi_infoframe_unpack()
1643 	frame->ycc_quantization_range = (ptr[4] >> 6) & 0x3;  in hdmi_avi_infoframe_unpack()
1644 	frame->content_type = (ptr[4] >> 4) & 0x3;  in hdmi_avi_infoframe_unpack()
1646 	frame->pixel_repeat = ptr[4] & 0xf;  in hdmi_avi_infoframe_unpack()
1667 	const u8 *ptr = buffer;  in hdmi_spd_infoframe_unpack()  local
1673 	if (ptr[0] != HDMI_INFOFRAME_TYPE_SPD ||  in hdmi_spd_infoframe_unpack()
1674 	    ptr[1] != 1 ||  in hdmi_spd_infoframe_unpack()
1675 	    ptr[2] != HDMI_SPD_INFOFRAME_SIZE) {  in hdmi_spd_infoframe_unpack()
1682 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_spd_infoframe_unpack()
1684 	ret = hdmi_spd_infoframe_init(frame, ptr, ptr + 8);  in hdmi_spd_infoframe_unpack()
1688 	frame->sdi = ptr[24];  in hdmi_spd_infoframe_unpack()
1709 	const u8 *ptr = buffer;  in hdmi_audio_infoframe_unpack()  local
1715 	if (ptr[0] != HDMI_INFOFRAME_TYPE_AUDIO ||  in hdmi_audio_infoframe_unpack()
1716 	    ptr[1] != 1 ||  in hdmi_audio_infoframe_unpack()
1717 	    ptr[2] != HDMI_AUDIO_INFOFRAME_SIZE) {  in hdmi_audio_infoframe_unpack()
1728 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_audio_infoframe_unpack()
1730 	frame->channels = ptr[0] & 0x7;  in hdmi_audio_infoframe_unpack()
1731 	frame->coding_type = (ptr[0] >> 4) & 0xf;  in hdmi_audio_infoframe_unpack()
1732 	frame->sample_size = ptr[1] & 0x3;  in hdmi_audio_infoframe_unpack()
1733 	frame->sample_frequency = (ptr[1] >> 2) & 0x7;  in hdmi_audio_infoframe_unpack()
1734 	frame->coding_type_ext = ptr[2] & 0x1f;  in hdmi_audio_infoframe_unpack()
1735 	frame->channel_allocation = ptr[3];  in hdmi_audio_infoframe_unpack()
1736 	frame->level_shift_value = (ptr[4] >> 3) & 0xf;  in hdmi_audio_infoframe_unpack()
1737 	frame->downmix_inhibit = ptr[4] & 0x80 ? true : false;  in hdmi_audio_infoframe_unpack()
1760 	const u8 *ptr = buffer;  in hdmi_vendor_any_infoframe_unpack()  local
1769 	if (ptr[0] != HDMI_INFOFRAME_TYPE_VENDOR ||  in hdmi_vendor_any_infoframe_unpack()
1770 	    ptr[1] != 1 ||  in hdmi_vendor_any_infoframe_unpack()
1771 	    (ptr[2] != 4 && ptr[2] != 5 && ptr[2] != 6))  in hdmi_vendor_any_infoframe_unpack()
1774 	length = ptr[2];  in hdmi_vendor_any_infoframe_unpack()
1783 	ptr += HDMI_INFOFRAME_HEADER_SIZE;  in hdmi_vendor_any_infoframe_unpack()
1786 	if ((ptr[0] != 0x03) ||  in hdmi_vendor_any_infoframe_unpack()
1787 	    (ptr[1] != 0x0c) ||  in hdmi_vendor_any_infoframe_unpack()
1788 	    (ptr[2] != 0x00))  in hdmi_vendor_any_infoframe_unpack()
1791 	hdmi_video_format = ptr[3] >> 5;  in hdmi_vendor_any_infoframe_unpack()
1805 		hvf->s3d_struct = ptr[4] >> 4;  in hdmi_vendor_any_infoframe_unpack()
1809 			hvf->s3d_ext_data = ptr[5] >> 4;  in hdmi_vendor_any_infoframe_unpack()
1814 		hvf->vic = ptr[4];  in hdmi_vendor_any_infoframe_unpack()
1840 	const u8 *ptr = buffer;  in hdmi_drm_infoframe_unpack_only()  local
1854 	frame->eotf = ptr[0] & 0x7;  in hdmi_drm_infoframe_unpack_only()
1855 	frame->metadata_type = ptr[1] & 0x7;  in hdmi_drm_infoframe_unpack_only()
1857 	temp = ptr + 2;  in hdmi_drm_infoframe_unpack_only()
1867 	frame->white_point.x = (ptr[15] << 8) | ptr[14];  in hdmi_drm_infoframe_unpack_only()
1868 	frame->white_point.y = (ptr[17] << 8) | ptr[16];  in hdmi_drm_infoframe_unpack_only()
1870 	frame->max_display_mastering_luminance = (ptr[19] << 8) | ptr[18];  in hdmi_drm_infoframe_unpack_only()
1871 	frame->min_display_mastering_luminance = (ptr[21] << 8) | ptr[20];  in hdmi_drm_infoframe_unpack_only()
1872 	frame->max_cll = (ptr[23] << 8) | ptr[22];  in hdmi_drm_infoframe_unpack_only()
1873 	frame->max_fall = (ptr[25] << 8) | ptr[24];  in hdmi_drm_infoframe_unpack_only()
1895 	const u8 *ptr = buffer;  in hdmi_drm_infoframe_unpack()  local
1901 	if (ptr[0] != HDMI_INFOFRAME_TYPE_DRM ||  in hdmi_drm_infoframe_unpack()
1902 	    ptr[1] != 1 ||  in hdmi_drm_infoframe_unpack()
1903 	    ptr[2] != HDMI_DRM_INFOFRAME_SIZE)  in hdmi_drm_infoframe_unpack()
1909 	ret = hdmi_drm_infoframe_unpack_only(frame, ptr + HDMI_INFOFRAME_HEADER_SIZE,  in hdmi_drm_infoframe_unpack()
1931 	const u8 *ptr = buffer;  in hdmi_infoframe_unpack()  local
1936 	switch (ptr[0]) {  in hdmi_infoframe_unpack()