drivers/ata/libata-sata.c

140  *	@tf: Taskfile to convert
151 void ata_tf_to_fis(const struct ata_taskfile *tf, u8 pmp, int is_cmd, u8 *fis)
158 	fis[2] = tf->command;
159 	fis[3] = tf->feature;
161 	fis[4] = tf->lbal;
162 	fis[5] = tf->lbam;
163 	fis[6] = tf->lbah;
164 	fis[7] = tf->device;
166 	fis[8] = tf->hob_lbal;
167 	fis[9] = tf->hob_lbam;
168 	fis[10] = tf->hob_lbah;
169 	fis[11] = tf->hob_feature;
171 	fis[12] = tf->nsect;
172 	fis[13] = tf->hob_nsect;
174 	fis[15] = tf->ctl;
176 	fis[16] = tf->auxiliary & 0xff;
177 	fis[17] = (tf->auxiliary >> 8) & 0xff;
178 	fis[18] = (tf->auxiliary >> 16) & 0xff;
179 	fis[19] = (tf->auxiliary >> 24) & 0xff;
186  *	@tf: Taskfile to output
194 void ata_tf_from_fis(const u8 *fis, struct ata_taskfile *tf)
196 	tf->status	= fis[2];
197 	tf->error	= fis[3];
199 	tf->lbal	= fis[4];
200 	tf->lbam	= fis[5];
201 	tf->lbah	= fis[6];
202 	tf->device	= fis[7];
204 	tf->hob_lbal	= fis[8];
205 	tf->hob_lbam	= fis[9];
206 	tf->hob_lbah	= fis[10];
208 	tf->nsect	= fis[12];
209 	tf->hob_nsect	= fis[13];
1291  *	@tf: Resulting taskfile registers of the failed command
1303 			       int *tag, struct ata_taskfile *tf)
1326 	tf->status = buf[2];
1327 	tf->error = buf[3];
1328 	tf->lbal = buf[4];
1329 	tf->lbam = buf[5];
1330 	tf->lbah = buf[6];
1331 	tf->device = buf[7];
1332 	tf->hob_lbal = buf[8];
1333 	tf->hob_lbam = buf[9];
1334 	tf->hob_lbah = buf[10];
1335 	tf->nsect = buf[12];
1336 	tf->hob_nsect = buf[13];
1337 	if (ata_id_has_ncq_autosense(dev->id) && (tf->status & ATA_SENSE))
1338 		tf->auxiliary = buf[14] << 16 | buf[15] << 8 | buf[16];
1450 	struct ata_taskfile tf;
1471 	memset(&tf, 0, sizeof(tf));
1472 	rc = ata_eh_read_log_10h(dev, &tag, &tf);
1487 	memcpy(&qc->result_tf, &tf, sizeof(tf));