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Commit 43fde784 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge 'upstream-2.6.13' branch of... 

Merge 'upstream-2.6.13' branch of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev
parents c2a0f594 f9d1fe96

drivers/scsi/ahci.c

+75 −25
Original line number Diff line number Diff line
@@ -39,7 +39,7 @@ 
#include <asm/io.h>



#define DRV_NAME	"ahci"

#define DRV_VERSION	"1.00"

#define DRV_VERSION	"1.01"





enum {
@@ -50,6 +50,7 @@ enum { 
	AHCI_CMD_SLOT_SZ	= 32 * 32,

	AHCI_RX_FIS_SZ		= 256,

	AHCI_CMD_TBL_HDR	= 0x80,

	AHCI_CMD_TBL_CDB	= 0x40,

	AHCI_CMD_TBL_SZ		= AHCI_CMD_TBL_HDR + (AHCI_MAX_SG * 16),

	AHCI_PORT_PRIV_DMA_SZ	= AHCI_CMD_SLOT_SZ + AHCI_CMD_TBL_SZ +

				  AHCI_RX_FIS_SZ,
@@ -134,6 +135,9 @@ enum { 
	PORT_CMD_ICC_ACTIVE	= (0x1 << 28), /* Put i/f in active state */

	PORT_CMD_ICC_PARTIAL	= (0x2 << 28), /* Put i/f in partial state */

	PORT_CMD_ICC_SLUMBER	= (0x6 << 28), /* Put i/f in slumber state */



	/* hpriv->flags bits */

	AHCI_FLAG_MSI		= (1 << 0),

};



struct ahci_cmd_hdr {
@@ -183,6 +187,7 @@ static void ahci_qc_prep(struct ata_queued_cmd *qc); 
static u8 ahci_check_status(struct ata_port *ap);

static u8 ahci_check_err(struct ata_port *ap);

static inline int ahci_host_intr(struct ata_port *ap, struct ata_queued_cmd *qc);

static void ahci_remove_one (struct pci_dev *pdev);



static Scsi_Host_Template ahci_sht = {

	.module			= THIS_MODULE,
@@ -272,7 +277,7 @@ static struct pci_driver ahci_pci_driver = { 
	.name			= DRV_NAME,

	.id_table		= ahci_pci_tbl,

	.probe			= ahci_init_one,

	.remove			= ata_pci_remove_one,

	.remove			= ahci_remove_one,

};
@@ -506,7 +511,8 @@ static void ahci_fill_sg(struct ata_queued_cmd *qc) 


static void ahci_qc_prep(struct ata_queued_cmd *qc)

{

	struct ahci_port_priv *pp = qc->ap->private_data;

	struct ata_port *ap = qc->ap;

	struct ahci_port_priv *pp = ap->private_data;

	u32 opts;

	const u32 cmd_fis_len = 5; /* five dwords */
@@ -518,18 +524,8 @@ static void ahci_qc_prep(struct ata_queued_cmd *qc) 
	opts = (qc->n_elem << 16) | cmd_fis_len;

	if (qc->tf.flags & ATA_TFLAG_WRITE)

		opts |= AHCI_CMD_WRITE;



	switch (qc->tf.protocol) {

	case ATA_PROT_ATAPI:

	case ATA_PROT_ATAPI_NODATA:

	case ATA_PROT_ATAPI_DMA:

	if (is_atapi_taskfile(&qc->tf))

		opts |= AHCI_CMD_ATAPI;

		break;



	default:

		/* do nothing */

		break;

	}



	pp->cmd_slot[0].opts = cpu_to_le32(opts);

	pp->cmd_slot[0].status = 0;
@@ -541,6 +537,10 @@ static void ahci_qc_prep(struct ata_queued_cmd *qc) 
	 * a SATA Register - Host to Device command FIS.

	 */

	ata_tf_to_fis(&qc->tf, pp->cmd_tbl, 0);

	if (opts & AHCI_CMD_ATAPI) {

		memset(pp->cmd_tbl + AHCI_CMD_TBL_CDB, 0, 32);

		memcpy(pp->cmd_tbl + AHCI_CMD_TBL_CDB, qc->cdb, ap->cdb_len);

	}



	if (!(qc->flags & ATA_QCFLAG_DMAMAP))

		return;
@@ -795,8 +795,6 @@ static int ahci_host_init(struct ata_probe_ent *probe_ent) 
				return rc;

			}

		}



		hpriv->flags |= HOST_CAP_64;

	} else {

		rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);

		if (rc) {
@@ -879,16 +877,20 @@ static int ahci_host_init(struct ata_probe_ent *probe_ent) 
}



/* move to PCI layer, integrate w/ MSI stuff */

static void pci_enable_intx(struct pci_dev *pdev)

static void pci_intx(struct pci_dev *pdev, int enable)

{

	u16 pci_command;

	u16 pci_command, new;



	pci_read_config_word(pdev, PCI_COMMAND, &pci_command);

	if (pci_command & PCI_COMMAND_INTX_DISABLE) {

		pci_command &= ~PCI_COMMAND_INTX_DISABLE;



	if (enable)

		new = pci_command & ~PCI_COMMAND_INTX_DISABLE;

	else

		new = pci_command | PCI_COMMAND_INTX_DISABLE;



	if (new != pci_command)

		pci_write_config_word(pdev, PCI_COMMAND, pci_command);

}

}



static void ahci_print_info(struct ata_probe_ent *probe_ent)

{
@@ -969,7 +971,7 @@ static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) 
	unsigned long base;

	void *mmio_base;

	unsigned int board_idx = (unsigned int) ent->driver_data;

	int pci_dev_busy = 0;

	int have_msi, pci_dev_busy = 0;

	int rc;



	VPRINTK("ENTER\n");
@@ -987,12 +989,17 @@ static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) 
		goto err_out;

	}



	pci_enable_intx(pdev);

	if (pci_enable_msi(pdev) == 0)

		have_msi = 1;

	else {

		pci_intx(pdev, 1);

		have_msi = 0;

	}



	probe_ent = kmalloc(sizeof(*probe_ent), GFP_KERNEL);

	if (probe_ent == NULL) {

		rc = -ENOMEM;

		goto err_out_regions;

		goto err_out_msi;

	}



	memset(probe_ent, 0, sizeof(*probe_ent));
@@ -1025,6 +1032,9 @@ static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) 
	probe_ent->mmio_base = mmio_base;

	probe_ent->private_data = hpriv;



	if (have_msi)

		hpriv->flags |= AHCI_FLAG_MSI;



	/* initialize adapter */

	rc = ahci_host_init(probe_ent);

	if (rc)
@@ -1044,7 +1054,11 @@ static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) 
	iounmap(mmio_base);

err_out_free_ent:

	kfree(probe_ent);

err_out_regions:

err_out_msi:

	if (have_msi)

		pci_disable_msi(pdev);

	else

		pci_intx(pdev, 0);

	pci_release_regions(pdev);

err_out:

	if (!pci_dev_busy)
@@ -1052,6 +1066,42 @@ static int ahci_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) 
	return rc;

}



static void ahci_remove_one (struct pci_dev *pdev)

{

	struct device *dev = pci_dev_to_dev(pdev);

	struct ata_host_set *host_set = dev_get_drvdata(dev);

	struct ahci_host_priv *hpriv = host_set->private_data;

	struct ata_port *ap;

	unsigned int i;

	int have_msi;



	for (i = 0; i < host_set->n_ports; i++) {

		ap = host_set->ports[i];



		scsi_remove_host(ap->host);

	}



	have_msi = hpriv->flags & AHCI_FLAG_MSI;

	free_irq(host_set->irq, host_set);



	for (i = 0; i < host_set->n_ports; i++) {

		ap = host_set->ports[i];



		ata_scsi_release(ap->host);

		scsi_host_put(ap->host);

	}



	host_set->ops->host_stop(host_set);

	kfree(host_set);



	if (have_msi)

		pci_disable_msi(pdev);

	else

		pci_intx(pdev, 0);

	pci_release_regions(pdev);

	pci_disable_device(pdev);

	dev_set_drvdata(dev, NULL);

}



static int __init ahci_init(void)

{

drivers/scsi/libata-core.c

+33 −2
Original line number Diff line number Diff line
@@ -1295,6 +1295,37 @@ static void ata_dev_identify(struct ata_port *ap, unsigned int device) 
	DPRINTK("EXIT, err\n");

}





static inline u8 ata_dev_knobble(struct ata_port *ap)

{

	return ((ap->cbl == ATA_CBL_SATA) && (!ata_id_is_sata(ap->device->id)));

}



/**

 * 	ata_dev_config - Run device specific handlers and check for

 * 			 SATA->PATA bridges

 * 	@ap: Bus 

 * 	@i:  Device

 *

 * 	LOCKING:

 */

 

void ata_dev_config(struct ata_port *ap, unsigned int i)

{

	/* limit bridge transfers to udma5, 200 sectors */

	if (ata_dev_knobble(ap)) {

		printk(KERN_INFO "ata%u(%u): applying bridge limits\n",

			ap->id, ap->device->devno);

		ap->udma_mask &= ATA_UDMA5;

		ap->host->max_sectors = ATA_MAX_SECTORS;

		ap->host->hostt->max_sectors = ATA_MAX_SECTORS;

		ap->device->flags |= ATA_DFLAG_LOCK_SECTORS;

	}



	if (ap->ops->dev_config)

		ap->ops->dev_config(ap, &ap->device[i]);

}



/**

 *	ata_bus_probe - Reset and probe ATA bus

 *	@ap: Bus to probe
@@ -1322,8 +1353,7 @@ static int ata_bus_probe(struct ata_port *ap) 
		ata_dev_identify(ap, i);

		if (ata_dev_present(&ap->device[i])) {

			found = 1;

			if (ap->ops->dev_config)

				ap->ops->dev_config(ap, &ap->device[i]);

			ata_dev_config(ap,i);

		}

	}
@@ -4406,6 +4436,7 @@ EXPORT_SYMBOL_GPL(ata_scsi_release); 
EXPORT_SYMBOL_GPL(ata_host_intr);

EXPORT_SYMBOL_GPL(ata_dev_classify);

EXPORT_SYMBOL_GPL(ata_dev_id_string);

EXPORT_SYMBOL_GPL(ata_dev_config);

EXPORT_SYMBOL_GPL(ata_scsi_simulate);



#ifdef CONFIG_PCI

drivers/scsi/sata_promise.c

+25 −1
Original line number Diff line number Diff line
@@ -59,6 +59,7 @@ enum { 


	board_2037x		= 0,	/* FastTrak S150 TX2plus */

	board_20319		= 1,	/* FastTrak S150 TX4 */

	board_20619		= 2,	/* FastTrak TX4000 */



	PDC_HAS_PATA		= (1 << 1), /* PDC20375 has PATA */
@@ -147,6 +148,17 @@ static struct ata_port_info pdc_port_info[] = { 
		.udma_mask	= 0x7f, /* udma0-6 ; FIXME */

		.port_ops	= &pdc_ata_ops,

	},



	/* board_20619 */

	{

		.sht		= &pdc_ata_sht,

		.host_flags	= ATA_FLAG_NO_LEGACY | ATA_FLAG_SRST |

				  ATA_FLAG_MMIO | ATA_FLAG_SLAVE_POSS,

		.pio_mask	= 0x1f, /* pio0-4 */

		.mwdma_mask	= 0x07, /* mwdma0-2 */

		.udma_mask	= 0x7f, /* udma0-6 ; FIXME */

		.port_ops	= &pdc_ata_ops,

	},

};



static struct pci_device_id pdc_ata_pci_tbl[] = {
@@ -172,6 +184,9 @@ static struct pci_device_id pdc_ata_pci_tbl[] = { 
	{ PCI_VENDOR_ID_PROMISE, 0x3d18, PCI_ANY_ID, PCI_ANY_ID, 0, 0,

	  board_20319 },



	{ PCI_VENDOR_ID_PROMISE, 0x6629, PCI_ANY_ID, PCI_ANY_ID, 0, 0,

	  board_20619 },



	{ }	/* terminate list */

};
@@ -636,6 +651,15 @@ static int pdc_ata_init_one (struct pci_dev *pdev, const struct pci_device_id *e 
	case board_2037x:

       		probe_ent->n_ports = 2;

		break;

	case board_20619:

		probe_ent->n_ports = 4;



		pdc_ata_setup_port(&probe_ent->port[2], base + 0x300);

		pdc_ata_setup_port(&probe_ent->port[3], base + 0x380);



		probe_ent->port[2].scr_addr = base + 0x600;

		probe_ent->port[3].scr_addr = base + 0x700;

                break;

	default:

		BUG();

		break;
@@ -676,7 +700,7 @@ static void __exit pdc_ata_exit(void) 




MODULE_AUTHOR("Jeff Garzik");

MODULE_DESCRIPTION("Promise SATA TX2/TX4 low-level driver");

MODULE_DESCRIPTION("Promise ATA TX2/TX4/TX4000 low-level driver");

MODULE_LICENSE("GPL");

MODULE_DEVICE_TABLE(pci, pdc_ata_pci_tbl);

MODULE_VERSION(DRV_VERSION);

drivers/scsi/sata_svw.c

+17 −10
Original line number Diff line number Diff line
@@ -49,7 +49,7 @@ 
#endif /* CONFIG_PPC_OF */



#define DRV_NAME	"sata_svw"

#define DRV_VERSION	"1.05"

#define DRV_VERSION	"1.06"



/* Taskfile registers offsets */

#define K2_SATA_TF_CMD_OFFSET		0x00
@@ -344,6 +344,7 @@ static int k2_sata_init_one (struct pci_dev *pdev, const struct pci_device_id *e 
	void *mmio_base;

	int pci_dev_busy = 0;

	int rc;

	int i;



	if (!printed_version++)

		printk(KERN_DEBUG DRV_NAME " version " DRV_VERSION "\n");
@@ -421,11 +422,11 @@ static int k2_sata_init_one (struct pci_dev *pdev, const struct pci_device_id *e 
	probe_ent->mwdma_mask = 0x7;

	probe_ent->udma_mask = 0x7f;



	/* We have 4 ports per PCI function */

	k2_sata_setup_port(&probe_ent->port[0], base + 0 * K2_SATA_PORT_OFFSET);

	k2_sata_setup_port(&probe_ent->port[1], base + 1 * K2_SATA_PORT_OFFSET);

	k2_sata_setup_port(&probe_ent->port[2], base + 2 * K2_SATA_PORT_OFFSET);

	k2_sata_setup_port(&probe_ent->port[3], base + 3 * K2_SATA_PORT_OFFSET);

	/* different controllers have different number of ports - currently 4 or 8 */

	/* All ports are on the same function. Multi-function device is no

	 * longer available. This should not be seen in any system. */

	for (i = 0; i < ent->driver_data; i++)

		k2_sata_setup_port(&probe_ent->port[i], base + i * K2_SATA_PORT_OFFSET);



	pci_set_master(pdev);
@@ -445,11 +446,17 @@ static int k2_sata_init_one (struct pci_dev *pdev, const struct pci_device_id *e 
	return rc;

}





/* 0x240 is device ID for Apple K2 device

 * 0x241 is device ID for Serverworks Frodo4

 * 0x242 is device ID for Serverworks Frodo8

 * 0x24a is device ID for BCM5785 (aka HT1000) HT southbridge integrated SATA

 * controller

 * */

static struct pci_device_id k2_sata_pci_tbl[] = {

	{ 0x1166, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },

	{ 0x1166, 0x0241, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },

	{ 0x1166, 0x0242, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },

	{ 0x1166, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4 },

	{ 0x1166, 0x0241, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4 },

	{ 0x1166, 0x0242, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 8 },

	{ 0x1166, 0x024a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4 },

	{ }

};

include/linux/ata.h

+1 −0
Original line number Diff line number Diff line
@@ -224,6 +224,7 @@ struct ata_taskfile { 
};



#define ata_id_is_ata(id)	(((id)[0] & (1 << 15)) == 0)

#define ata_id_is_sata(id)	((id)[93] == 0)

#define ata_id_rahead_enabled(id) ((id)[85] & (1 << 6))

#define ata_id_wcache_enabled(id) ((id)[85] & (1 << 5))

#define ata_id_has_flush(id) ((id)[83] & (1 << 12))