firewire/oxfw/oxfw-command.c

13 	u8 *buf;
16 	buf = kmalloc(len + 10, GFP_KERNEL);
17 	if (buf == NULL)
20 	buf[0] = 0x00;		/* CONTROL */
21 	buf[1] = 0xff;		/* UNIT */
22 	buf[2] = 0xbf;		/* EXTENDED STREAM FORMAT INFORMATION */
23 	buf[3] = 0xc0;		/* SINGLE subfunction */
24 	buf[4] = dir;		/* Plug Direction */
25 	buf[5] = 0x00;		/* UNIT */
26 	buf[6] = 0x00;		/* PCR (Isochronous Plug) */
27 	buf[7] = 0xff & pid;	/* Plug ID */
28 	buf[8] = 0xff;		/* Padding */
29 	buf[9] = 0xff;		/* Support status in response */
30 	memcpy(buf + 10, format, len);
32 	/* do transaction and check buf[1-8] are the same against command */
33 	err = fcp_avc_transaction(unit, buf, len + 10, buf, len + 10,
40 	else if (buf[0] == 0x08) /* NOT IMPLEMENTED */
42 	else if (buf[0] == 0x0a) /* REJECTED */
47 	kfree(buf);
54 			  u8 *buf, unsigned int *len, unsigned int eid)
64 	buf[0] = 0x01;		/* STATUS */
65 	buf[1] = 0xff;		/* UNIT */
66 	buf[2] = 0xbf;		/* EXTENDED STREAM FORMAT INFORMATION */
67 	buf[3] = subfunc;	/* SINGLE or LIST */
68 	buf[4] = dir;		/* Plug Direction */
69 	buf[5] = 0x00;		/* Unit */
70 	buf[6] = 0x00;		/* PCR (Isochronous Plug) */
71 	buf[7] = 0xff & pid;	/* Plug ID */
72 	buf[8] = 0xff;		/* Padding */
73 	buf[9] = 0xff;		/* support status in response */
74 	buf[10] = 0xff & eid;	/* entry ID for LIST subfunction */
75 	buf[11] = 0xff;		/* padding */
77 	/* do transaction and check buf[1-7] are the same against command */
78 	err = fcp_avc_transaction(unit, buf, 12, buf, *len,
85 	else if (buf[0] == 0x08)	/* NOT IMPLEMENTED */
87 	else if (buf[0] == 0x0a)	/* REJECTED */
89 	else if (buf[0] == 0x0b)	/* IN TRANSITION */
92 	else if ((subfunc == 0xc1) && (buf[10] != eid))
99 		memmove(buf, buf + 10, err - 10);
102 		memmove(buf, buf + 11, err - 11);
116 	u8 *buf;
126 	buf = kzalloc(8, GFP_KERNEL);
127 	if (buf == NULL)
130 	buf[0] = 0x02;		/* SPECIFIC INQUIRY */
131 	buf[1] = 0xff;		/* UNIT */
133 		buf[2] = 0x19;	/* INPUT PLUG SIGNAL FORMAT */
135 		buf[2] = 0x18;	/* OUTPUT PLUG SIGNAL FORMAT */
136 	buf[3] = 0xff & pid;	/* plug id */
137 	buf[4] = 0x90;		/* EOH_1, Form_1, FMT. AM824 */
138 	buf[5] = 0x07 & sfc;	/* FDF-hi. AM824, frequency */
139 	buf[6] = 0xff;		/* FDF-mid. AM824, SYT hi (not used) */
140 	buf[7] = 0xff;		/* FDF-low. AM824, SYT lo (not used) */
142 	/* do transaction and check buf[1-5] are the same against command */
143 	err = fcp_avc_transaction(unit, buf, 8, buf, 8,
149 	else if (buf[0] == 0x08)	/* NOT IMPLEMENTED */
156 	kfree(buf);