#include <linux/jiffies.h>
#include <linux/scatterlist.h>
#include <scsi/scsi.h>
-#include "scsi.h"
#include "scsi_priv.h"
+#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_host.h>
#include <linux/libata.h>
#include <asm/io.h>
* @fis: Buffer from which data will be input
* @tf: Taskfile to output
*
- * Converts a standard ATA taskfile to a Serial ATA
- * FIS structure (Register - Host to Device).
+ * Converts a serial ATA FIS structure to a standard ATA taskfile.
*
* LOCKING:
* Inherited from caller.
* ATA software reset (SRST, the default) does not appear
* to have this problem.
*/
- if ((using_edd) && (qc->tf.command == ATA_CMD_ID_ATA)) {
+ if ((using_edd) && (dev->class == ATA_DEV_ATA)) {
u8 err = qc->tf.feature;
if (err & ATA_ABORTED) {
dev->class = ATA_DEV_ATAPI;
dma_address = dma_map_single(ap->host_set->dev, qc->buf_virt,
sg->length, dir);
- if (dma_mapping_error(dma_address))
+ if (dma_mapping_error(dma_address)) {
+ /* restore sg */
+ sg->length += qc->pad_len;
return -1;
+ }
sg_dma_address(sg) = dma_address;
sg_dma_len(sg) = sg->length;
dir = qc->dma_dir;
n_elem = dma_map_sg(ap->host_set->dev, sg, qc->n_elem, dir);
- if (n_elem < 1)
+ if (n_elem < 1) {
+ /* restore last sg */
+ lsg->length += qc->pad_len;
return -1;
+ }
DPRINTK("%d sg elements mapped\n", n_elem);
/**
* ata_poll_qc_complete - turn irq back on and finish qc
* @qc: Command to complete
- * @drv_stat: ATA status register content
+ * @err_mask: ATA status register content
*
* LOCKING:
* None. (grabs host lock)
u8 status;
unsigned int poll_state = HSM_ST_UNKNOWN;
unsigned int reg_state = HSM_ST_UNKNOWN;
- const unsigned int tmout_state = HSM_ST_TMOUT;
switch (ap->hsm_task_state) {
case HSM_ST:
status = ata_chk_status(ap);
if (status & ATA_BUSY) {
if (time_after(jiffies, ap->pio_task_timeout)) {
- ap->hsm_task_state = tmout_state;
+ ap->hsm_task_state = HSM_ST_TMOUT;
return 0;
}
ap->hsm_task_state = poll_state;
/**
* ata_qc_complete - Complete an active ATA command
* @qc: Command to complete
- * @drv_stat: ATA Status register contents
+ * @err_mask: ATA Status register contents
*
* Indicate to the mid and upper layers that an ATA
* command has completed, with either an ok or not-ok status.
int ata_port_start (struct ata_port *ap)
{
struct device *dev = ap->host_set->dev;
+ int rc;
ap->prd = dma_alloc_coherent(dev, ATA_PRD_TBL_SZ, &ap->prd_dma, GFP_KERNEL);
if (!ap->prd)
return -ENOMEM;
- ap->pad = dma_alloc_coherent(dev, ATA_DMA_PAD_BUF_SZ, &ap->pad_dma, GFP_KERNEL);
- if (!ap->pad) {
+ rc = ata_pad_alloc(ap, dev);
+ if (rc) {
dma_free_coherent(dev, ATA_PRD_TBL_SZ, ap->prd, ap->prd_dma);
- return -ENOMEM;
+ return rc;
}
DPRINTK("prd alloc, virt %p, dma %llx\n", ap->prd, (unsigned long long) ap->prd_dma);
struct device *dev = ap->host_set->dev;
dma_free_coherent(dev, ATA_PRD_TBL_SZ, ap->prd, ap->prd_dma);
- dma_free_coherent(dev, ATA_DMA_PAD_BUF_SZ, ap->pad, ap->pad_dma);
+ ata_pad_free(ap, dev);
}
void ata_host_stop (struct ata_host_set *host_set)
probe_ent->irq = pdev->irq;
probe_ent->irq_flags = SA_SHIRQ;
+ probe_ent->private_data = port[0]->private_data;
if (ports & ATA_PORT_PRIMARY) {
probe_ent->port[p].cmd_addr = pci_resource_start(pdev, 0);
probe_ent->legacy_mode = 1;
probe_ent->n_ports = 1;
probe_ent->hard_port_no = port_num;
+ probe_ent->private_data = port->private_data;
switch(port_num)
{