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path: root/drivers/infiniband/hw/nes/nes_verbs.c
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Diffstat (limited to 'drivers/infiniband/hw/nes/nes_verbs.c')
-rw-r--r--drivers/infiniband/hw/nes/nes_verbs.c67
1 files changed, 44 insertions, 23 deletions
diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index 7e5b5ba13a74..64d5cfd8f380 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -1627,6 +1627,7 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
nescq->hw_cq.cq_number = nes_ucontext->mcrqf & 0xffff;
else
nescq->hw_cq.cq_number = nesvnic->mcrq_qp_id + nes_ucontext->mcrqf-1;
+ nescq->mcrqf = nes_ucontext->mcrqf;
nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
}
nes_debug(NES_DBG_CQ, "CQ Virtual Address = %08lX, size = %u.\n",
@@ -1682,6 +1683,12 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
if (!context)
pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
nescq->hw_cq.cq_pbase);
+ else {
+ pci_free_consistent(nesdev->pcidev, nespbl->pbl_size,
+ nespbl->pbl_vbase, nespbl->pbl_pbase);
+ kfree(nespbl);
+ }
+
nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
kfree(nescq);
return ERR_PTR(-ENOMEM);
@@ -1705,6 +1712,11 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
if (!context)
pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
nescq->hw_cq.cq_pbase);
+ else {
+ pci_free_consistent(nesdev->pcidev, nespbl->pbl_size,
+ nespbl->pbl_vbase, nespbl->pbl_pbase);
+ kfree(nespbl);
+ }
nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
kfree(nescq);
return ERR_PTR(-ENOMEM);
@@ -1722,6 +1734,11 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
if (!context)
pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
nescq->hw_cq.cq_pbase);
+ else {
+ pci_free_consistent(nesdev->pcidev, nespbl->pbl_size,
+ nespbl->pbl_vbase, nespbl->pbl_pbase);
+ kfree(nespbl);
+ }
nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
kfree(nescq);
return ERR_PTR(-ENOMEM);
@@ -1774,6 +1791,11 @@ static struct ib_cq *nes_create_cq(struct ib_device *ibdev, int entries,
if (!context)
pci_free_consistent(nesdev->pcidev, nescq->cq_mem_size, mem,
nescq->hw_cq.cq_pbase);
+ else {
+ pci_free_consistent(nesdev->pcidev, nespbl->pbl_size,
+ nespbl->pbl_vbase, nespbl->pbl_pbase);
+ kfree(nespbl);
+ }
nes_free_resource(nesadapter, nesadapter->allocated_cqs, cq_num);
kfree(nescq);
return ERR_PTR(-EIO);
@@ -1855,7 +1877,9 @@ static int nes_destroy_cq(struct ib_cq *ib_cq)
set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_WQE_OPCODE_IDX, opcode);
set_wqe_32bit_value(cqp_wqe->wqe_words, NES_CQP_WQE_ID_IDX,
(nescq->hw_cq.cq_number | ((u32)PCI_FUNC(nesdev->pcidev->devfn) << 16)));
- nes_free_resource(nesadapter, nesadapter->allocated_cqs, nescq->hw_cq.cq_number);
+ if (!nescq->mcrqf)
+ nes_free_resource(nesadapter, nesadapter->allocated_cqs, nescq->hw_cq.cq_number);
+
atomic_set(&cqp_request->refcount, 2);
nes_post_cqp_request(nesdev, cqp_request);
@@ -1895,8 +1919,7 @@ static int nes_destroy_cq(struct ib_cq *ib_cq)
static u32 root_256(struct nes_device *nesdev,
struct nes_root_vpbl *root_vpbl,
struct nes_root_vpbl *new_root,
- u16 pbl_count_4k,
- u16 pbl_count_256)
+ u16 pbl_count_4k)
{
u64 leaf_pbl;
int i, j, k;
@@ -1952,7 +1975,7 @@ static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
int ret;
struct nes_adapter *nesadapter = nesdev->nesadapter;
uint pg_cnt = 0;
- u16 pbl_count_256;
+ u16 pbl_count_256 = 0;
u16 pbl_count = 0;
u8 use_256_pbls = 0;
u8 use_4k_pbls = 0;
@@ -2012,7 +2035,7 @@ static int nes_reg_mr(struct nes_device *nesdev, struct nes_pd *nespd,
}
if (use_256_pbls && use_two_level) {
- if (root_256(nesdev, root_vpbl, &new_root, pbl_count_4k, pbl_count_256) == 1) {
+ if (root_256(nesdev, root_vpbl, &new_root, pbl_count_4k) == 1) {
if (new_root.pbl_pbase != 0)
root_vpbl = &new_root;
} else {
@@ -2122,6 +2145,7 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
struct nes_root_vpbl root_vpbl;
u32 stag;
u32 i;
+ unsigned long mask;
u32 stag_index = 0;
u32 next_stag_index = 0;
u32 driver_key = 0;
@@ -2150,6 +2174,9 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
return ERR_PTR(-E2BIG);
}
+ if ((buffer_list[0].addr ^ *iova_start) & ~PAGE_MASK)
+ return ERR_PTR(-EINVAL);
+
err = nes_alloc_resource(nesadapter, nesadapter->allocated_mrs, nesadapter->max_mr,
&stag_index, &next_stag_index);
if (err) {
@@ -2215,19 +2242,16 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
root_pbl_index++;
cur_pbl_index = 0;
}
- if (buffer_list[i].addr & ~PAGE_MASK) {
- /* TODO: Unwind allocated buffers */
- nes_free_resource(nesadapter, nesadapter->allocated_mrs, stag_index);
- nes_debug(NES_DBG_MR, "Unaligned Memory Buffer: 0x%x\n",
- (unsigned int) buffer_list[i].addr);
- ibmr = ERR_PTR(-EINVAL);
- kfree(nesmr);
- goto reg_phys_err;
- }
- if (!buffer_list[i].size) {
+ mask = !buffer_list[i].size;
+ if (i != 0)
+ mask |= buffer_list[i].addr;
+ if (i != num_phys_buf - 1)
+ mask |= buffer_list[i].addr + buffer_list[i].size;
+
+ if (mask & ~PAGE_MASK) {
nes_free_resource(nesadapter, nesadapter->allocated_mrs, stag_index);
- nes_debug(NES_DBG_MR, "Invalid Buffer Size\n");
+ nes_debug(NES_DBG_MR, "Invalid buffer addr or size\n");
ibmr = ERR_PTR(-EINVAL);
kfree(nesmr);
goto reg_phys_err;
@@ -2238,7 +2262,7 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
if ((buffer_list[i-1].addr+PAGE_SIZE) != buffer_list[i].addr)
single_page = 0;
}
- vpbl.pbl_vbase[cur_pbl_index].pa_low = cpu_to_le32((u32)buffer_list[i].addr);
+ vpbl.pbl_vbase[cur_pbl_index].pa_low = cpu_to_le32((u32)buffer_list[i].addr & PAGE_MASK);
vpbl.pbl_vbase[cur_pbl_index++].pa_high =
cpu_to_le32((u32)((((u64)buffer_list[i].addr) >> 32)));
}
@@ -2251,8 +2275,6 @@ static struct ib_mr *nes_reg_phys_mr(struct ib_pd *ib_pd,
" length = 0x%016lX, index = 0x%08X\n",
stag, (unsigned long)*iova_start, (unsigned long)region_length, stag_index);
- region_length -= (*iova_start)&PAGE_MASK;
-
/* Make the leaf PBL the root if only one PBL */
if (root_pbl_index == 1) {
root_vpbl.pbl_pbase = vpbl.pbl_pbase;
@@ -2786,10 +2808,9 @@ static ssize_t show_fw_ver(struct device *dev, struct device_attribute *attr,
struct nes_vnic *nesvnic = nesibdev->nesvnic;
nes_debug(NES_DBG_INIT, "\n");
- return sprintf(buf, "%x.%x.%x\n",
- (int)(nesvnic->nesdev->nesadapter->fw_ver >> 32),
- (int)(nesvnic->nesdev->nesadapter->fw_ver >> 16) & 0xffff,
- (int)(nesvnic->nesdev->nesadapter->fw_ver & 0xffff));
+ return sprintf(buf, "%u.%u\n",
+ (nesvnic->nesdev->nesadapter->firmware_version >> 16),
+ (nesvnic->nesdev->nesadapter->firmware_version & 0x000000ff));
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.