Lines Matching refs:tf
110 * @tf: ATA taskfile register set
118 void ata_tf_load(struct ata_port *ap, const struct ata_taskfile *tf)
121 unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR;
123 if (tf->ctl != ap->last_ctl) {
124 iowrite8(tf->ctl, ioaddr->ctl_addr);
125 ap->last_ctl = tf->ctl;
129 if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) {
130 iowrite8(tf->hob_feature, ioaddr->feature_addr);
131 iowrite8(tf->hob_nsect, ioaddr->nsect_addr);
132 iowrite8(tf->hob_lbal, ioaddr->lbal_addr);
133 iowrite8(tf->hob_lbam, ioaddr->lbam_addr);
134 iowrite8(tf->hob_lbah, ioaddr->lbah_addr);
136 tf->hob_feature,
137 tf->hob_nsect,
138 tf->hob_lbal,
139 tf->hob_lbam,
140 tf->hob_lbah);
144 iowrite8(tf->feature, ioaddr->feature_addr);
145 iowrite8(tf->nsect, ioaddr->nsect_addr);
146 iowrite8(tf->lbal, ioaddr->lbal_addr);
147 iowrite8(tf->lbam, ioaddr->lbam_addr);
148 iowrite8(tf->lbah, ioaddr->lbah_addr);
150 tf->feature,
151 tf->nsect,
152 tf->lbal,
153 tf->lbam,
154 tf->lbah);
157 if (tf->flags & ATA_TFLAG_DEVICE) {
158 iowrite8(tf->device, ioaddr->device_addr);
159 VPRINTK("device 0x%X\n", tf->device);
168 * @tf: ATA taskfile register set
176 void ata_exec_command(struct ata_port *ap, const struct ata_taskfile *tf)
178 DPRINTK("ata%u: cmd 0x%X\n", ap->print_id, tf->command);
180 iowrite8(tf->command, ap->ioaddr.command_addr);
187 * @tf: ATA taskfile register set for storing input
190 * into @tf.
195 void ata_tf_read(struct ata_port *ap, struct ata_taskfile *tf)
199 tf->command = ata_check_status(ap);
200 tf->feature = ioread8(ioaddr->error_addr);
201 tf->nsect = ioread8(ioaddr->nsect_addr);
202 tf->lbal = ioread8(ioaddr->lbal_addr);
203 tf->lbam = ioread8(ioaddr->lbam_addr);
204 tf->lbah = ioread8(ioaddr->lbah_addr);
205 tf->device = ioread8(ioaddr->device_addr);
207 if (tf->flags & ATA_TFLAG_LBA48) {
208 iowrite8(tf->ctl | ATA_HOB, ioaddr->ctl_addr);
209 tf->hob_feature = ioread8(ioaddr->error_addr);
210 tf->hob_nsect = ioread8(ioaddr->nsect_addr);
211 tf->hob_lbal = ioread8(ioaddr->lbal_addr);
212 tf->hob_lbam = ioread8(ioaddr->lbam_addr);
213 tf->hob_lbah = ioread8(ioaddr->lbah_addr);
264 unsigned int rw = (qc->tf.flags & ATA_TFLAG_WRITE);
279 ap->ops->exec_command(ap, &qc->tf);
452 if (qc && (qc->tf.protocol == ATA_PROT_DMA ||
453 qc->tf.protocol == ATA_PROT_ATAPI_DMA)) {