Lines Matching defs:qc
166 * @qc: ATA command
175 static void pdc2026x_bmdma_start(struct ata_queued_cmd *qc)
177 struct ata_port *ap = qc->ap;
178 struct ata_device *adev = qc->dev;
179 struct ata_taskfile *tf = &qc->tf;
196 pdc202xx_set_dmamode(ap, qc->dev);
200 len = qc->nbytes / 2;
211 ata_bmdma_start(qc);
216 * @qc: ATA command
225 static void pdc2026x_bmdma_stop(struct ata_queued_cmd *qc)
227 struct ata_port *ap = qc->ap;
228 struct ata_device *adev = qc->dev;
229 struct ata_taskfile *tf = &qc->tf;
245 ata_bmdma_stop(qc);
276 * @qc: Metadata associated with taskfile to check
287 static int pdc2026x_check_atapi_dma(struct ata_queued_cmd *qc)