29 dcb_i2c_table(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len)  in dcb_i2c_table()  argument
32 	u16 dcb = dcb_table(bios, ver, hdr, cnt, len);  in dcb_i2c_table()
35 			i2c = nv_ro16(bios, dcb + 2);  in dcb_i2c_table()
37 			i2c = nv_ro16(bios, dcb + 4);  in dcb_i2c_table()
41 		nv_warn(bios, "ccb %02x not supported\n", *ver);  in dcb_i2c_table()
46 		*ver = nv_ro08(bios, i2c + 0);  in dcb_i2c_table()
47 		*hdr = nv_ro08(bios, i2c + 1);  in dcb_i2c_table()
48 		*cnt = nv_ro08(bios, i2c + 2);  in dcb_i2c_table()
49 		*len = nv_ro08(bios, i2c + 3);  in dcb_i2c_table()
61 dcb_i2c_entry(struct nvkm_bios *bios, u8 idx, u8 *ver, u8 *len)  in dcb_i2c_entry()  argument
64 	u16 i2c = dcb_i2c_table(bios, ver, &hdr, &cnt, len);  in dcb_i2c_entry()
71 dcb_i2c_parse(struct nvkm_bios *bios, u8 idx, struct dcb_i2c_entry *info)  in dcb_i2c_parse()  argument
74 	u16 ent = dcb_i2c_entry(bios, idx, &ver, &len);  in dcb_i2c_parse()
77 			u32 ent_value = nv_ro32(bios, ent);  in dcb_i2c_parse()
87 			info->type = nv_ro08(bios, ent + 0x03);  in dcb_i2c_parse()
89 			info->type = nv_ro08(bios, ent + 0x03) & 0x07;  in dcb_i2c_parse()
101 			info->drive = nv_ro08(bios, ent + 0);  in dcb_i2c_parse()
102 			info->sense = nv_ro08(bios, ent + 1);  in dcb_i2c_parse()
105 			info->drive = nv_ro08(bios, ent + 1);  in dcb_i2c_parse()
108 			info->drive = nv_ro08(bios, ent + 0) & 0x0f;  in dcb_i2c_parse()
109 			if (nv_ro08(bios, ent + 1) & 0x01)  in dcb_i2c_parse()
110 				info->share = nv_ro08(bios, ent + 1) >> 1;  in dcb_i2c_parse()
113 			info->auxch = nv_ro08(bios, ent + 0) & 0x0f;  in dcb_i2c_parse()
114 			if (nv_ro08(bios, ent + 1) & 0x01)  in dcb_i2c_parse()
118 			info->drive = (nv_ro16(bios, ent + 0) & 0x01f) >> 0;  in dcb_i2c_parse()
121 			info->auxch = (nv_ro16(bios, ent + 0) & 0x3e0) >> 5;  in dcb_i2c_parse()
129 			nv_warn(bios, "unknown i2c type %d\n", info->type);  in dcb_i2c_parse()
135 	if (bios->bmp_offset && idx < 2) {  in dcb_i2c_parse()
139 		if (nv_ro08(bios, bios->bmp_offset + 5) < 4)  in dcb_i2c_parse()
142 			ent = 0x0036 + bios->bmp_offset;  in dcb_i2c_parse()
145 			info->drive = nv_ro08(bios, ent + 4);  in dcb_i2c_parse()
147 			info->sense = nv_ro08(bios, ent + 5);  in dcb_i2c_parse()
151 			info->drive = nv_ro08(bios, ent + 6);  in dcb_i2c_parse()
153 			info->sense = nv_ro08(bios, ent + 7);  in dcb_i2c_parse()