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path: root/drivers/scsi/stex.c
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Diffstat (limited to 'drivers/scsi/stex.c')
-rw-r--r--drivers/scsi/stex.c130
1 files changed, 84 insertions, 46 deletions
diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index 185c270bb043..ba6bcdaf2a6a 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -11,8 +11,6 @@
* Written By:
* Ed Lin <promise_linux@promise.com>
*
- * Version: 3.0.0.1
- *
*/
#include <linux/init.h>
@@ -37,9 +35,9 @@
#include <scsi/scsi_tcq.h>
#define DRV_NAME "stex"
-#define ST_DRIVER_VERSION "3.0.0.1"
+#define ST_DRIVER_VERSION "3.1.0.1"
#define ST_VER_MAJOR 3
-#define ST_VER_MINOR 0
+#define ST_VER_MINOR 1
#define ST_OEM 0
#define ST_BUILD_VER 1
@@ -76,8 +74,10 @@ enum {
MU_STATE_STARTED = 4,
MU_STATE_RESETTING = 5,
- MU_MAX_DELAY_TIME = 240000,
+ MU_MAX_DELAY = 120,
MU_HANDSHAKE_SIGNATURE = 0x55aaaa55,
+ MU_HANDSHAKE_SIGNATURE_HALF = 0x5a5a0000,
+ MU_HARD_RESET_WAIT = 30000,
HMU_PARTNER_TYPE = 2,
/* firmware returned values */
@@ -120,7 +120,8 @@ enum {
st_shasta = 0,
st_vsc = 1,
- st_yosemite = 2,
+ st_vsc1 = 2,
+ st_yosemite = 3,
PASSTHRU_REQ_TYPE = 0x00000001,
PASSTHRU_REQ_NO_WAKEUP = 0x00000100,
@@ -150,6 +151,8 @@ enum {
MGT_CMD_SIGNATURE = 0xba,
INQUIRY_EVPD = 0x01,
+
+ ST_ADDITIONAL_MEM = 0x200000,
};
/* SCSI inquiry data */
@@ -211,7 +214,9 @@ struct handshake_frame {
__le32 partner_ver_minor;
__le32 partner_ver_oem;
__le32 partner_ver_build;
- u32 reserved1[4];
+ __le32 extra_offset; /* NEW */
+ __le32 extra_size; /* NEW */
+ u32 reserved1[2];
};
struct req_msg {
@@ -302,6 +307,7 @@ struct st_hba {
void __iomem *mmio_base; /* iomapped PCI memory space */
void *dma_mem;
dma_addr_t dma_handle;
+ size_t dma_size;
struct Scsi_Host *host;
struct pci_dev *pdev;
@@ -507,6 +513,7 @@ static void stex_controller_info(struct st_hba *hba, struct st_ccb *ccb)
size_t count = sizeof(struct st_frame);
p = hba->copy_buffer;
+ stex_internal_copy(ccb->cmd, p, &count, ccb->sg_count, ST_FROM_CMD);
memset(p->base, 0, sizeof(u32)*6);
*(unsigned long *)(p->base) = pci_resource_start(hba->pdev, 0);
p->rom_addr = 0;
@@ -901,27 +908,34 @@ static int stex_handshake(struct st_hba *hba)
void __iomem *base = hba->mmio_base;
struct handshake_frame *h;
dma_addr_t status_phys;
- int i;
+ u32 data;
+ unsigned long before;
if (readl(base + OMR0) != MU_HANDSHAKE_SIGNATURE) {
writel(MU_INBOUND_DOORBELL_HANDSHAKE, base + IDBL);
readl(base + IDBL);
- for (i = 0; readl(base + OMR0) != MU_HANDSHAKE_SIGNATURE
- && i < MU_MAX_DELAY_TIME; i++) {
+ before = jiffies;
+ while (readl(base + OMR0) != MU_HANDSHAKE_SIGNATURE) {
+ if (time_after(jiffies, before + MU_MAX_DELAY * HZ)) {
+ printk(KERN_ERR DRV_NAME
+ "(%s): no handshake signature\n",
+ pci_name(hba->pdev));
+ return -1;
+ }
rmb();
msleep(1);
}
-
- if (i == MU_MAX_DELAY_TIME) {
- printk(KERN_ERR DRV_NAME
- "(%s): no handshake signature\n",
- pci_name(hba->pdev));
- return -1;
- }
}
udelay(10);
+ data = readl(base + OMR1);
+ if ((data & 0xffff0000) == MU_HANDSHAKE_SIGNATURE_HALF) {
+ data &= 0x0000ffff;
+ if (hba->host->can_queue > data)
+ hba->host->can_queue = data;
+ }
+
h = (struct handshake_frame *)(hba->dma_mem + MU_REQ_BUFFER_SIZE);
h->rb_phy = cpu_to_le32(hba->dma_handle);
h->rb_phy_hi = cpu_to_le32((hba->dma_handle >> 16) >> 16);
@@ -931,6 +945,11 @@ static int stex_handshake(struct st_hba *hba)
h->status_cnt = cpu_to_le16(MU_STATUS_COUNT);
stex_gettime(&h->hosttime);
h->partner_type = HMU_PARTNER_TYPE;
+ if (hba->dma_size > STEX_BUFFER_SIZE) {
+ h->extra_offset = cpu_to_le32(STEX_BUFFER_SIZE);
+ h->extra_size = cpu_to_le32(ST_ADDITIONAL_MEM);
+ } else
+ h->extra_offset = h->extra_size = 0;
status_phys = hba->dma_handle + MU_REQ_BUFFER_SIZE;
writel(status_phys, base + IMR0);
@@ -944,19 +963,18 @@ static int stex_handshake(struct st_hba *hba)
readl(base + IDBL); /* flush */
udelay(10);
- for (i = 0; readl(base + OMR0) != MU_HANDSHAKE_SIGNATURE
- && i < MU_MAX_DELAY_TIME; i++) {
+ before = jiffies;
+ while (readl(base + OMR0) != MU_HANDSHAKE_SIGNATURE) {
+ if (time_after(jiffies, before + MU_MAX_DELAY * HZ)) {
+ printk(KERN_ERR DRV_NAME
+ "(%s): no signature after handshake frame\n",
+ pci_name(hba->pdev));
+ return -1;
+ }
rmb();
msleep(1);
}
- if (i == MU_MAX_DELAY_TIME) {
- printk(KERN_ERR DRV_NAME
- "(%s): no signature after handshake frame\n",
- pci_name(hba->pdev));
- return -1;
- }
-
writel(0, base + IMR0);
readl(base + IMR0);
writel(0, base + OMR0);
@@ -1038,9 +1056,9 @@ static void stex_hard_reset(struct st_hba *hba)
pci_bctl &= ~PCI_BRIDGE_CTL_BUS_RESET;
pci_write_config_byte(bus->self, PCI_BRIDGE_CONTROL, pci_bctl);
- for (i = 0; i < MU_MAX_DELAY_TIME; i++) {
+ for (i = 0; i < MU_HARD_RESET_WAIT; i++) {
pci_read_config_word(hba->pdev, PCI_COMMAND, &pci_cmd);
- if (pci_cmd & PCI_COMMAND_MASTER)
+ if (pci_cmd != 0xffff && (pci_cmd & PCI_COMMAND_MASTER))
break;
msleep(1);
}
@@ -1100,18 +1118,18 @@ static int stex_reset(struct scsi_cmnd *cmd)
static int stex_biosparam(struct scsi_device *sdev,
struct block_device *bdev, sector_t capacity, int geom[])
{
- int heads = 255, sectors = 63, cylinders;
+ int heads = 255, sectors = 63;
if (capacity < 0x200000) {
heads = 64;
sectors = 32;
}
- cylinders = sector_div(capacity, heads * sectors);
+ sector_div(capacity, heads * sectors);
geom[0] = heads;
geom[1] = sectors;
- geom[2] = cylinders;
+ geom[2] = capacity;
return 0;
}
@@ -1193,8 +1211,13 @@ stex_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto out_iounmap;
}
+ hba->cardtype = (unsigned int) id->driver_data;
+ if (hba->cardtype == st_vsc && (pdev->subsystem_device & 0xf) == 0x1)
+ hba->cardtype = st_vsc1;
+ hba->dma_size = (hba->cardtype == st_vsc1) ?
+ (STEX_BUFFER_SIZE + ST_ADDITIONAL_MEM) : (STEX_BUFFER_SIZE);
hba->dma_mem = dma_alloc_coherent(&pdev->dev,
- STEX_BUFFER_SIZE, &hba->dma_handle, GFP_KERNEL);
+ hba->dma_size, &hba->dma_handle, GFP_KERNEL);
if (!hba->dma_mem) {
err = -ENOMEM;
printk(KERN_ERR DRV_NAME "(%s): dma mem alloc failed\n",
@@ -1207,8 +1230,6 @@ stex_probe(struct pci_dev *pdev, const struct pci_device_id *id)
hba->copy_buffer = hba->dma_mem + MU_BUFFER_SIZE;
hba->mu_status = MU_STATE_STARTING;
- hba->cardtype = (unsigned int) id->driver_data;
-
/* firmware uses id/lun pair for a logical drive, but lun would be
always 0 if CONFIG_SCSI_MULTI_LUN not configured, so we use
channel to map lun here */
@@ -1233,7 +1254,7 @@ stex_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (err)
goto out_free_irq;
- err = scsi_init_shared_tag_map(host, ST_CAN_QUEUE);
+ err = scsi_init_shared_tag_map(host, host->can_queue);
if (err) {
printk(KERN_ERR DRV_NAME "(%s): init shared queue failed\n",
pci_name(pdev));
@@ -1256,7 +1277,7 @@ stex_probe(struct pci_dev *pdev, const struct pci_device_id *id)
out_free_irq:
free_irq(pdev->irq, hba);
out_pci_free:
- dma_free_coherent(&pdev->dev, STEX_BUFFER_SIZE,
+ dma_free_coherent(&pdev->dev, hba->dma_size,
hba->dma_mem, hba->dma_handle);
out_iounmap:
iounmap(hba->mmio_base);
@@ -1317,7 +1338,7 @@ static void stex_hba_free(struct st_hba *hba)
pci_release_regions(hba->pdev);
- dma_free_coherent(&hba->pdev->dev, STEX_BUFFER_SIZE,
+ dma_free_coherent(&hba->pdev->dev, hba->dma_size,
hba->dma_mem, hba->dma_handle);
}
@@ -1346,15 +1367,32 @@ static void stex_shutdown(struct pci_dev *pdev)
}
static struct pci_device_id stex_pci_tbl[] = {
- { 0x105a, 0x8350, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_shasta },
- { 0x105a, 0xc350, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_shasta },
- { 0x105a, 0xf350, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_shasta },
- { 0x105a, 0x4301, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_shasta },
- { 0x105a, 0x4302, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_shasta },
- { 0x105a, 0x8301, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_shasta },
- { 0x105a, 0x8302, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_shasta },
- { 0x1725, 0x7250, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_vsc },
- { 0x105a, 0x8650, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_yosemite },
+ /* st_shasta */
+ { 0x105a, 0x8350, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ st_shasta }, /* SuperTrak EX8350/8300/16350/16300 */
+ { 0x105a, 0xc350, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ st_shasta }, /* SuperTrak EX12350 */
+ { 0x105a, 0x4302, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ st_shasta }, /* SuperTrak EX4350 */
+ { 0x105a, 0xe350, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ st_shasta }, /* SuperTrak EX24350 */
+
+ /* st_vsc */
+ { 0x105a, 0x7250, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_vsc },
+
+ /* st_yosemite */
+ { 0x105a, 0x8650, PCI_ANY_ID, 0x4600, 0, 0,
+ st_yosemite }, /* SuperTrak EX4650 */
+ { 0x105a, 0x8650, PCI_ANY_ID, 0x4610, 0, 0,
+ st_yosemite }, /* SuperTrak EX4650o */
+ { 0x105a, 0x8650, PCI_ANY_ID, 0x8600, 0, 0,
+ st_yosemite }, /* SuperTrak EX8650EL */
+ { 0x105a, 0x8650, PCI_ANY_ID, 0x8601, 0, 0,
+ st_yosemite }, /* SuperTrak EX8650 */
+ { 0x105a, 0x8650, PCI_ANY_ID, 0x8602, 0, 0,
+ st_yosemite }, /* SuperTrak EX8654 */
+ { 0x105a, 0x8650, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+ st_yosemite }, /* generic st_yosemite */
{ } /* terminate list */
};
MODULE_DEVICE_TABLE(pci, stex_pci_tbl);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.