[libata scsi] add CHS support to ata_scsi_start_stop_xlat() (9d5b1302) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/scsi/libata-scsi.c

+15 −4

Original line number	Diff line number	Diff line
		@@ -435,10 +435,21 @@ static unsigned int ata_scsi_start_stop_xlat(struct ata_queued_cmd *qc,
		return 1; /* power conditions not supported */
		if (scsicmd[4] & 0x1) {
		tf->nsect = 1; /* 1 sector, lba=0 */

		if (qc->dev->flags & ATA_DFLAG_LBA) {
		qc->tf.flags \|= ATA_TFLAG_LBA;

		tf->lbah = 0x0;
		tf->lbam = 0x0;
		tf->lbal = 0x0;
		tf->device \|= ATA_LBA;
		} else {
		/* CHS */
		tf->lbal = 0x1; /* sect */
		tf->lbam = 0x0; /* cyl low */
		tf->lbah = 0x0; /* cyl high */
		}

		tf->command = ATA_CMD_VERIFY; /* READ VERIFY */
		} else {
		tf->nsect = 0; /* time period value (0 implies now) */