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path: root/drivers/scsi/qla2xxx/qla_nx.c
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Diffstat (limited to 'drivers/scsi/qla2xxx/qla_nx.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_nx.c165
1 files changed, 79 insertions, 86 deletions
diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c
index 1620b0ec977b..eb0cc5475c45 100644
--- a/drivers/scsi/qla2xxx/qla_nx.c
+++ b/drivers/scsi/qla2xxx/qla_nx.c
@@ -347,32 +347,31 @@ char *qdev_state(uint32_t dev_state)
}
/*
- * In: 'off' is offset from CRB space in 128M pci map
- * Out: 'off' is 2M pci map addr
+ * In: 'off_in' is offset from CRB space in 128M pci map
+ * Out: 'off_out' is 2M pci map addr
* side effect: lock crb window
*/
static void
-qla82xx_pci_set_crbwindow_2M(struct qla_hw_data *ha, ulong *off)
+qla82xx_pci_set_crbwindow_2M(struct qla_hw_data *ha, ulong off_in,
+ void __iomem **off_out)
{
u32 win_read;
scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
- ha->crb_win = CRB_HI(*off);
- writel(ha->crb_win,
- (void __iomem *)(CRB_WINDOW_2M + ha->nx_pcibase));
+ ha->crb_win = CRB_HI(off_in);
+ writel(ha->crb_win, CRB_WINDOW_2M + ha->nx_pcibase);
/* Read back value to make sure write has gone through before trying
* to use it.
*/
- win_read = RD_REG_DWORD((void __iomem *)
- (CRB_WINDOW_2M + ha->nx_pcibase));
+ win_read = RD_REG_DWORD(CRB_WINDOW_2M + ha->nx_pcibase);
if (win_read != ha->crb_win) {
ql_dbg(ql_dbg_p3p, vha, 0xb000,
"%s: Written crbwin (0x%x) "
"!= Read crbwin (0x%x), off=0x%lx.\n",
- __func__, ha->crb_win, win_read, *off);
+ __func__, ha->crb_win, win_read, off_in);
}
- *off = (*off & MASK(16)) + CRB_INDIRECT_2M + ha->nx_pcibase;
+ *off_out = (off_in & MASK(16)) + CRB_INDIRECT_2M + ha->nx_pcibase;
}
static inline unsigned long
@@ -417,29 +416,30 @@ qla82xx_pci_set_crbwindow(struct qla_hw_data *ha, u64 off)
}
static int
-qla82xx_pci_get_crb_addr_2M(struct qla_hw_data *ha, ulong *off)
+qla82xx_pci_get_crb_addr_2M(struct qla_hw_data *ha, ulong off_in,
+ void __iomem **off_out)
{
struct crb_128M_2M_sub_block_map *m;
- if (*off >= QLA82XX_CRB_MAX)
+ if (off_in >= QLA82XX_CRB_MAX)
return -1;
- if (*off >= QLA82XX_PCI_CAMQM && (*off < QLA82XX_PCI_CAMQM_2M_END)) {
- *off = (*off - QLA82XX_PCI_CAMQM) +
+ if (off_in >= QLA82XX_PCI_CAMQM && off_in < QLA82XX_PCI_CAMQM_2M_END) {
+ *off_out = (off_in - QLA82XX_PCI_CAMQM) +
QLA82XX_PCI_CAMQM_2M_BASE + ha->nx_pcibase;
return 0;
}
- if (*off < QLA82XX_PCI_CRBSPACE)
+ if (off_in < QLA82XX_PCI_CRBSPACE)
return -1;
- *off -= QLA82XX_PCI_CRBSPACE;
+ *off_out = (void __iomem *)(off_in - QLA82XX_PCI_CRBSPACE);
/* Try direct map */
- m = &crb_128M_2M_map[CRB_BLK(*off)].sub_block[CRB_SUBBLK(*off)];
+ m = &crb_128M_2M_map[CRB_BLK(off_in)].sub_block[CRB_SUBBLK(off_in)];
- if (m->valid && (m->start_128M <= *off) && (m->end_128M > *off)) {
- *off = *off + m->start_2M - m->start_128M + ha->nx_pcibase;
+ if (m->valid && (m->start_128M <= off_in) && (m->end_128M > off_in)) {
+ *off_out = off_in + m->start_2M - m->start_128M + ha->nx_pcibase;
return 0;
}
/* Not in direct map, use crb window */
@@ -465,51 +465,61 @@ static int qla82xx_crb_win_lock(struct qla_hw_data *ha)
}
int
-qla82xx_wr_32(struct qla_hw_data *ha, ulong off, u32 data)
+qla82xx_wr_32(struct qla_hw_data *ha, ulong off_in, u32 data)
{
+ void __iomem *off;
unsigned long flags = 0;
int rv;
- rv = qla82xx_pci_get_crb_addr_2M(ha, &off);
+ rv = qla82xx_pci_get_crb_addr_2M(ha, off_in, &off);
BUG_ON(rv == -1);
if (rv == 1) {
+#ifndef __CHECKER__
write_lock_irqsave(&ha->hw_lock, flags);
+#endif
qla82xx_crb_win_lock(ha);
- qla82xx_pci_set_crbwindow_2M(ha, &off);
+ qla82xx_pci_set_crbwindow_2M(ha, off_in, &off);
}
writel(data, (void __iomem *)off);
if (rv == 1) {
qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_UNLOCK));
+#ifndef __CHECKER__
write_unlock_irqrestore(&ha->hw_lock, flags);
+#endif
}
return 0;
}
int
-qla82xx_rd_32(struct qla_hw_data *ha, ulong off)
+qla82xx_rd_32(struct qla_hw_data *ha, ulong off_in)
{
+ void __iomem *off;
unsigned long flags = 0;
int rv;
u32 data;
- rv = qla82xx_pci_get_crb_addr_2M(ha, &off);
+ rv = qla82xx_pci_get_crb_addr_2M(ha, off_in, &off);
BUG_ON(rv == -1);
if (rv == 1) {
+#ifndef __CHECKER__
write_lock_irqsave(&ha->hw_lock, flags);
+#endif
qla82xx_crb_win_lock(ha);
- qla82xx_pci_set_crbwindow_2M(ha, &off);
+ qla82xx_pci_set_crbwindow_2M(ha, off_in, &off);
}
- data = RD_REG_DWORD((void __iomem *)off);
+ data = RD_REG_DWORD(off);
if (rv == 1) {
qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM7_UNLOCK));
+#ifndef __CHECKER__
write_unlock_irqrestore(&ha->hw_lock, flags);
+#endif
}
return data;
}
@@ -547,9 +557,6 @@ void qla82xx_idc_unlock(struct qla_hw_data *ha)
qla82xx_rd_32(ha, QLA82XX_PCIE_REG(PCIE_SEM5_UNLOCK));
}
-/* PCI Windowing for DDR regions. */
-#define QLA82XX_ADDR_IN_RANGE(addr, low, high) \
- (((addr) <= (high)) && ((addr) >= (low)))
/*
* check memory access boundary.
* used by test agent. support ddr access only for now
@@ -558,9 +565,9 @@ static unsigned long
qla82xx_pci_mem_bound_check(struct qla_hw_data *ha,
unsigned long long addr, int size)
{
- if (!QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_DDR_NET,
+ if (!addr_in_range(addr, QLA82XX_ADDR_DDR_NET,
QLA82XX_ADDR_DDR_NET_MAX) ||
- !QLA82XX_ADDR_IN_RANGE(addr + size - 1, QLA82XX_ADDR_DDR_NET,
+ !addr_in_range(addr + size - 1, QLA82XX_ADDR_DDR_NET,
QLA82XX_ADDR_DDR_NET_MAX) ||
((size != 1) && (size != 2) && (size != 4) && (size != 8)))
return 0;
@@ -577,7 +584,7 @@ qla82xx_pci_set_window(struct qla_hw_data *ha, unsigned long long addr)
u32 win_read;
scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
- if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_DDR_NET,
+ if (addr_in_range(addr, QLA82XX_ADDR_DDR_NET,
QLA82XX_ADDR_DDR_NET_MAX)) {
/* DDR network side */
window = MN_WIN(addr);
@@ -592,7 +599,7 @@ qla82xx_pci_set_window(struct qla_hw_data *ha, unsigned long long addr)
__func__, window, win_read);
}
addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_DDR_NET;
- } else if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_OCM0,
+ } else if (addr_in_range(addr, QLA82XX_ADDR_OCM0,
QLA82XX_ADDR_OCM0_MAX)) {
unsigned int temp1;
if ((addr & 0x00ff800) == 0xff800) {
@@ -615,7 +622,7 @@ qla82xx_pci_set_window(struct qla_hw_data *ha, unsigned long long addr)
}
addr = GET_MEM_OFFS_2M(addr) + QLA82XX_PCI_OCM0_2M;
- } else if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_QDR_NET,
+ } else if (addr_in_range(addr, QLA82XX_ADDR_QDR_NET,
QLA82XX_P3_ADDR_QDR_NET_MAX)) {
/* QDR network side */
window = MS_WIN(addr);
@@ -656,16 +663,16 @@ static int qla82xx_pci_is_same_window(struct qla_hw_data *ha,
qdr_max = QLA82XX_P3_ADDR_QDR_NET_MAX;
/* DDR network side */
- if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_DDR_NET,
+ if (addr_in_range(addr, QLA82XX_ADDR_DDR_NET,
QLA82XX_ADDR_DDR_NET_MAX))
BUG();
- else if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_OCM0,
+ else if (addr_in_range(addr, QLA82XX_ADDR_OCM0,
QLA82XX_ADDR_OCM0_MAX))
return 1;
- else if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_OCM1,
+ else if (addr_in_range(addr, QLA82XX_ADDR_OCM1,
QLA82XX_ADDR_OCM1_MAX))
return 1;
- else if (QLA82XX_ADDR_IN_RANGE(addr, QLA82XX_ADDR_QDR_NET, qdr_max)) {
+ else if (addr_in_range(addr, QLA82XX_ADDR_QDR_NET, qdr_max)) {
/* QDR network side */
window = ((addr - QLA82XX_ADDR_QDR_NET) >> 22) & 0x3f;
if (ha->qdr_sn_window == window)
@@ -922,20 +929,18 @@ qla82xx_md_rw_32(struct qla_hw_data *ha, uint32_t off, u32 data, uint8_t flag)
{
uint32_t off_value, rval = 0;
- WRT_REG_DWORD((void __iomem *)(CRB_WINDOW_2M + ha->nx_pcibase),
- (off & 0xFFFF0000));
+ WRT_REG_DWORD(CRB_WINDOW_2M + ha->nx_pcibase, off & 0xFFFF0000);
/* Read back value to make sure write has gone through */
- RD_REG_DWORD((void __iomem *)(CRB_WINDOW_2M + ha->nx_pcibase));
+ RD_REG_DWORD(CRB_WINDOW_2M + ha->nx_pcibase);
off_value = (off & 0x0000FFFF);
if (flag)
- WRT_REG_DWORD((void __iomem *)
- (off_value + CRB_INDIRECT_2M + ha->nx_pcibase),
- data);
+ WRT_REG_DWORD(off_value + CRB_INDIRECT_2M + ha->nx_pcibase,
+ data);
else
- rval = RD_REG_DWORD((void __iomem *)
- (off_value + CRB_INDIRECT_2M + ha->nx_pcibase));
+ rval = RD_REG_DWORD(off_value + CRB_INDIRECT_2M +
+ ha->nx_pcibase);
return rval;
}
@@ -1663,8 +1668,7 @@ qla82xx_iospace_config(struct qla_hw_data *ha)
}
len = pci_resource_len(ha->pdev, 0);
- ha->nx_pcibase =
- (unsigned long)ioremap(pci_resource_start(ha->pdev, 0), len);
+ ha->nx_pcibase = ioremap(pci_resource_start(ha->pdev, 0), len);
if (!ha->nx_pcibase) {
ql_log_pci(ql_log_fatal, ha->pdev, 0x000e,
"Cannot remap pcibase MMIO, aborting.\n");
@@ -1673,17 +1677,13 @@ qla82xx_iospace_config(struct qla_hw_data *ha)
/* Mapping of IO base pointer */
if (IS_QLA8044(ha)) {
- ha->iobase =
- (device_reg_t *)((uint8_t *)ha->nx_pcibase);
+ ha->iobase = ha->nx_pcibase;
} else if (IS_QLA82XX(ha)) {
- ha->iobase =
- (device_reg_t *)((uint8_t *)ha->nx_pcibase +
- 0xbc000 + (ha->pdev->devfn << 11));
+ ha->iobase = ha->nx_pcibase + 0xbc000 + (ha->pdev->devfn << 11);
}
if (!ql2xdbwr) {
- ha->nxdb_wr_ptr =
- (unsigned long)ioremap((pci_resource_start(ha->pdev, 4) +
+ ha->nxdb_wr_ptr = ioremap((pci_resource_start(ha->pdev, 4) +
(ha->pdev->devfn << 12)), 4);
if (!ha->nxdb_wr_ptr) {
ql_log_pci(ql_log_fatal, ha->pdev, 0x000f,
@@ -1694,10 +1694,10 @@ qla82xx_iospace_config(struct qla_hw_data *ha)
/* Mapping of IO base pointer,
* door bell read and write pointer
*/
- ha->nxdb_rd_ptr = (uint8_t *) ha->nx_pcibase + (512 * 1024) +
+ ha->nxdb_rd_ptr = ha->nx_pcibase + (512 * 1024) +
(ha->pdev->devfn * 8);
} else {
- ha->nxdb_wr_ptr = (ha->pdev->devfn == 6 ?
+ ha->nxdb_wr_ptr = (void __iomem *)(ha->pdev->devfn == 6 ?
QLA82XX_CAMRAM_DB1 :
QLA82XX_CAMRAM_DB2);
}
@@ -1707,12 +1707,12 @@ qla82xx_iospace_config(struct qla_hw_data *ha)
ql_dbg_pci(ql_dbg_multiq, ha->pdev, 0xc006,
"nx_pci_base=%p iobase=%p "
"max_req_queues=%d msix_count=%d.\n",
- (void *)ha->nx_pcibase, ha->iobase,
+ ha->nx_pcibase, ha->iobase,
ha->max_req_queues, ha->msix_count);
ql_dbg_pci(ql_dbg_init, ha->pdev, 0x0010,
"nx_pci_base=%p iobase=%p "
"max_req_queues=%d msix_count=%d.\n",
- (void *)ha->nx_pcibase, ha->iobase,
+ ha->nx_pcibase, ha->iobase,
ha->max_req_queues, ha->msix_count);
return 0;
@@ -1740,8 +1740,8 @@ qla82xx_pci_config(scsi_qla_host_t *vha)
ret = pci_set_mwi(ha->pdev);
ha->chip_revision = ha->pdev->revision;
ql_dbg(ql_dbg_init, vha, 0x0043,
- "Chip revision:%d.\n",
- ha->chip_revision);
+ "Chip revision:%d; pci_set_mwi() returned %d.\n",
+ ha->chip_revision, ret);
return 0;
}
@@ -1768,8 +1768,8 @@ void qla82xx_config_rings(struct scsi_qla_host *vha)
/* Setup ring parameters in initialization control block. */
icb = (struct init_cb_81xx *)ha->init_cb;
- icb->request_q_outpointer = __constant_cpu_to_le16(0);
- icb->response_q_inpointer = __constant_cpu_to_le16(0);
+ icb->request_q_outpointer = cpu_to_le16(0);
+ icb->response_q_inpointer = cpu_to_le16(0);
icb->request_q_length = cpu_to_le16(req->length);
icb->response_q_length = cpu_to_le16(rsp->length);
icb->request_q_address[0] = cpu_to_le32(LSD(req->dma));
@@ -1777,9 +1777,9 @@ void qla82xx_config_rings(struct scsi_qla_host *vha)
icb->response_q_address[0] = cpu_to_le32(LSD(rsp->dma));
icb->response_q_address[1] = cpu_to_le32(MSD(rsp->dma));
- WRT_REG_DWORD((unsigned long __iomem *)&reg->req_q_out[0], 0);
- WRT_REG_DWORD((unsigned long __iomem *)&reg->rsp_q_in[0], 0);
- WRT_REG_DWORD((unsigned long __iomem *)&reg->rsp_q_out[0], 0);
+ WRT_REG_DWORD(&reg->req_q_out[0], 0);
+ WRT_REG_DWORD(&reg->rsp_q_in[0], 0);
+ WRT_REG_DWORD(&reg->rsp_q_out[0], 0);
}
static int
@@ -2298,7 +2298,7 @@ void qla82xx_init_flags(struct qla_hw_data *ha)
ha->nx_legacy_intr.pci_int_reg = nx_legacy_intr->pci_int_reg;
}
-inline void
+static inline void
qla82xx_set_idc_version(scsi_qla_host_t *vha)
{
int idc_ver;
@@ -2481,14 +2481,12 @@ try_blob_fw:
ql_log(ql_log_info, vha, 0x00a5,
"Firmware loaded successfully from binary blob.\n");
return QLA_SUCCESS;
- } else {
- ql_log(ql_log_fatal, vha, 0x00a6,
- "Firmware load failed for binary blob.\n");
- blob->fw = NULL;
- blob = NULL;
- goto fw_load_failed;
}
- return QLA_SUCCESS;
+
+ ql_log(ql_log_fatal, vha, 0x00a6,
+ "Firmware load failed for binary blob.\n");
+ blob->fw = NULL;
+ blob = NULL;
fw_load_failed:
return QLA_FUNCTION_FAILED;
@@ -2549,7 +2547,7 @@ qla82xx_read_flash_data(scsi_qla_host_t *vha, uint32_t *dwptr, uint32_t faddr,
"Do ROM fast read failed.\n");
goto done_read;
}
- dwptr[i] = __constant_cpu_to_le32(val);
+ dwptr[i] = cpu_to_le32(val);
}
done_read:
return dwptr;
@@ -2671,7 +2669,7 @@ qla82xx_write_flash_data(struct scsi_qla_host *vha, uint32_t *dwptr,
{
int ret;
uint32_t liter;
- uint32_t sec_mask, rest_addr;
+ uint32_t rest_addr;
dma_addr_t optrom_dma;
void *optrom = NULL;
int page_mode = 0;
@@ -2693,7 +2691,6 @@ qla82xx_write_flash_data(struct scsi_qla_host *vha, uint32_t *dwptr,
}
rest_addr = ha->fdt_block_size - 1;
- sec_mask = ~rest_addr;
ret = qla82xx_unprotect_flash(ha);
if (ret) {
@@ -2789,7 +2786,6 @@ qla82xx_start_iocbs(scsi_qla_host_t *vha)
{
struct qla_hw_data *ha = vha->hw;
struct req_que *req = ha->req_q_map[0];
- struct device_reg_82xx __iomem *reg;
uint32_t dbval;
/* Adjust ring index. */
@@ -2800,18 +2796,16 @@ qla82xx_start_iocbs(scsi_qla_host_t *vha)
} else
req->ring_ptr++;
- reg = &ha->iobase->isp82;
dbval = 0x04 | (ha->portnum << 5);
dbval = dbval | (req->id << 8) | (req->ring_index << 16);
if (ql2xdbwr)
- qla82xx_wr_32(ha, ha->nxdb_wr_ptr, dbval);
+ qla82xx_wr_32(ha, (unsigned long)ha->nxdb_wr_ptr, dbval);
else {
- WRT_REG_DWORD((unsigned long __iomem *)ha->nxdb_wr_ptr, dbval);
+ WRT_REG_DWORD(ha->nxdb_wr_ptr, dbval);
wmb();
- while (RD_REG_DWORD((void __iomem *)ha->nxdb_rd_ptr) != dbval) {
- WRT_REG_DWORD((unsigned long __iomem *)ha->nxdb_wr_ptr,
- dbval);
+ while (RD_REG_DWORD(ha->nxdb_rd_ptr) != dbval) {
+ WRT_REG_DWORD(ha->nxdb_wr_ptr, dbval);
wmb();
}
}
@@ -3842,8 +3836,7 @@ qla82xx_minidump_process_rdocm(scsi_qla_host_t *vha,
loop_cnt = ocm_hdr->op_count;
for (i = 0; i < loop_cnt; i++) {
- r_value = RD_REG_DWORD((void __iomem *)
- (r_addr + ha->nx_pcibase));
+ r_value = RD_REG_DWORD(r_addr + ha->nx_pcibase);
*data_ptr++ = cpu_to_le32(r_value);
r_addr += r_stride;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.