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path: root/drivers/net/cnic.c
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Diffstat (limited to 'drivers/net/cnic.c')
-rw-r--r--drivers/net/cnic.c373
1 files changed, 193 insertions, 180 deletions
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 80471269977a..09610323a948 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -40,9 +40,9 @@
#include "cnic_if.h"
#include "bnx2.h"
-#include "bnx2x_reg.h"
-#include "bnx2x_fw_defs.h"
-#include "bnx2x_hsi.h"
+#include "bnx2x/bnx2x_reg.h"
+#include "bnx2x/bnx2x_fw_defs.h"
+#include "bnx2x/bnx2x_hsi.h"
#include "../scsi/bnx2i/57xx_iscsi_constants.h"
#include "../scsi/bnx2i/57xx_iscsi_hsi.h"
#include "cnic.h"
@@ -257,7 +257,7 @@ static int cnic_get_l5_cid(struct cnic_local *cp, u32 cid, u32 *l5_cid)
{
u32 i;
- for (i = 0; i < MAX_ISCSI_TBL_SZ; i++) {
+ for (i = 0; i < cp->max_cid_space; i++) {
if (cp->ctx_tbl[i].cid == cid) {
*l5_cid = i;
return 0;
@@ -804,7 +804,7 @@ static void cnic_free_resc(struct cnic_dev *dev)
cnic_free_dma(dev, &cp->conn_buf_info);
cnic_free_dma(dev, &cp->kwq_info);
cnic_free_dma(dev, &cp->kwq_16_data_info);
- cnic_free_dma(dev, &cp->kcq_info);
+ cnic_free_dma(dev, &cp->kcq1.dma);
kfree(cp->iscsi_tbl);
cp->iscsi_tbl = NULL;
kfree(cp->ctx_tbl);
@@ -863,6 +863,37 @@ static int cnic_alloc_context(struct cnic_dev *dev)
return 0;
}
+static int cnic_alloc_kcq(struct cnic_dev *dev, struct kcq_info *info)
+{
+ int err, i, is_bnx2 = 0;
+ struct kcqe **kcq;
+
+ if (test_bit(CNIC_F_BNX2_CLASS, &dev->flags))
+ is_bnx2 = 1;
+
+ err = cnic_alloc_dma(dev, &info->dma, KCQ_PAGE_CNT, is_bnx2);
+ if (err)
+ return err;
+
+ kcq = (struct kcqe **) info->dma.pg_arr;
+ info->kcq = kcq;
+
+ if (is_bnx2)
+ return 0;
+
+ for (i = 0; i < KCQ_PAGE_CNT; i++) {
+ struct bnx2x_bd_chain_next *next =
+ (struct bnx2x_bd_chain_next *) &kcq[i][MAX_KCQE_CNT];
+ int j = i + 1;
+
+ if (j >= KCQ_PAGE_CNT)
+ j = 0;
+ next->addr_hi = (u64) info->dma.pg_map_arr[j] >> 32;
+ next->addr_lo = info->dma.pg_map_arr[j] & 0xffffffff;
+ }
+ return 0;
+}
+
static int cnic_alloc_l2_rings(struct cnic_dev *dev, int pages)
{
struct cnic_local *cp = dev->cnic_priv;
@@ -954,10 +985,9 @@ static int cnic_alloc_bnx2_resc(struct cnic_dev *dev)
goto error;
cp->kwq = (struct kwqe **) cp->kwq_info.pg_arr;
- ret = cnic_alloc_dma(dev, &cp->kcq_info, KCQ_PAGE_CNT, 1);
+ ret = cnic_alloc_kcq(dev, &cp->kcq1);
if (ret)
goto error;
- cp->kcq = (struct kcqe **) cp->kcq_info.pg_arr;
ret = cnic_alloc_context(dev);
if (ret)
@@ -981,17 +1011,10 @@ error:
static int cnic_alloc_bnx2x_context(struct cnic_dev *dev)
{
struct cnic_local *cp = dev->cnic_priv;
- struct cnic_eth_dev *ethdev = cp->ethdev;
int ctx_blk_size = cp->ethdev->ctx_blk_size;
- int total_mem, blks, i, cid_space;
-
- if (BNX2X_ISCSI_START_CID < ethdev->starting_cid)
- return -EINVAL;
-
- cid_space = MAX_ISCSI_TBL_SZ +
- (BNX2X_ISCSI_START_CID - ethdev->starting_cid);
+ int total_mem, blks, i;
- total_mem = BNX2X_CONTEXT_MEM_SIZE * cid_space;
+ total_mem = BNX2X_CONTEXT_MEM_SIZE * cp->max_cid_space;
blks = total_mem / ctx_blk_size;
if (total_mem % ctx_blk_size)
blks++;
@@ -1035,16 +1058,27 @@ static int cnic_alloc_bnx2x_context(struct cnic_dev *dev)
static int cnic_alloc_bnx2x_resc(struct cnic_dev *dev)
{
struct cnic_local *cp = dev->cnic_priv;
+ struct cnic_eth_dev *ethdev = cp->ethdev;
+ u32 start_cid = ethdev->starting_cid;
int i, j, n, ret, pages;
struct cnic_dma *kwq_16_dma = &cp->kwq_16_data_info;
+ cp->max_cid_space = MAX_ISCSI_TBL_SZ;
+ cp->iscsi_start_cid = start_cid;
+ if (start_cid < BNX2X_ISCSI_START_CID) {
+ u32 delta = BNX2X_ISCSI_START_CID - start_cid;
+
+ cp->iscsi_start_cid = BNX2X_ISCSI_START_CID;
+ cp->max_cid_space += delta;
+ }
+
cp->iscsi_tbl = kzalloc(sizeof(struct cnic_iscsi) * MAX_ISCSI_TBL_SZ,
GFP_KERNEL);
if (!cp->iscsi_tbl)
goto error;
cp->ctx_tbl = kzalloc(sizeof(struct cnic_context) *
- MAX_CNIC_L5_CONTEXT, GFP_KERNEL);
+ cp->max_cid_space, GFP_KERNEL);
if (!cp->ctx_tbl)
goto error;
@@ -1053,7 +1087,7 @@ static int cnic_alloc_bnx2x_resc(struct cnic_dev *dev)
cp->ctx_tbl[i].ulp_proto_id = CNIC_ULP_ISCSI;
}
- pages = PAGE_ALIGN(MAX_CNIC_L5_CONTEXT * CNIC_KWQ16_DATA_SIZE) /
+ pages = PAGE_ALIGN(cp->max_cid_space * CNIC_KWQ16_DATA_SIZE) /
PAGE_SIZE;
ret = cnic_alloc_dma(dev, kwq_16_dma, pages, 0);
@@ -1061,7 +1095,7 @@ static int cnic_alloc_bnx2x_resc(struct cnic_dev *dev)
return -ENOMEM;
n = PAGE_SIZE / CNIC_KWQ16_DATA_SIZE;
- for (i = 0, j = 0; i < MAX_ISCSI_TBL_SZ; i++) {
+ for (i = 0, j = 0; i < cp->max_cid_space; i++) {
long off = CNIC_KWQ16_DATA_SIZE * (i % n);
cp->ctx_tbl[i].kwqe_data = kwq_16_dma->pg_arr[j] + off;
@@ -1072,22 +1106,9 @@ static int cnic_alloc_bnx2x_resc(struct cnic_dev *dev)
j++;
}
- ret = cnic_alloc_dma(dev, &cp->kcq_info, KCQ_PAGE_CNT, 0);
+ ret = cnic_alloc_kcq(dev, &cp->kcq1);
if (ret)
goto error;
- cp->kcq = (struct kcqe **) cp->kcq_info.pg_arr;
-
- for (i = 0; i < KCQ_PAGE_CNT; i++) {
- struct bnx2x_bd_chain_next *next =
- (struct bnx2x_bd_chain_next *)
- &cp->kcq[i][MAX_KCQE_CNT];
- int j = i + 1;
-
- if (j >= KCQ_PAGE_CNT)
- j = 0;
- next->addr_hi = (u64) cp->kcq_info.pg_map_arr[j] >> 32;
- next->addr_lo = cp->kcq_info.pg_map_arr[j] & 0xffffffff;
- }
pages = PAGE_ALIGN(BNX2X_ISCSI_NUM_CONNECTIONS *
BNX2X_ISCSI_CONN_BUF_SIZE) / PAGE_SIZE;
@@ -2120,18 +2141,20 @@ static u16 cnic_bnx2x_hw_idx(u16 idx)
return idx;
}
-static int cnic_get_kcqes(struct cnic_dev *dev, u16 hw_prod, u16 *sw_prod)
+static int cnic_get_kcqes(struct cnic_dev *dev, struct kcq_info *info)
{
struct cnic_local *cp = dev->cnic_priv;
- u16 i, ri, last;
+ u16 i, ri, hw_prod, last;
struct kcqe *kcqe;
int kcqe_cnt = 0, last_cnt = 0;
- i = ri = last = *sw_prod;
+ i = ri = last = info->sw_prod_idx;
ri &= MAX_KCQ_IDX;
+ hw_prod = *info->hw_prod_idx_ptr;
+ hw_prod = cp->hw_idx(hw_prod);
while ((i != hw_prod) && (kcqe_cnt < MAX_COMPLETED_KCQE)) {
- kcqe = &cp->kcq[KCQ_PG(ri)][KCQ_IDX(ri)];
+ kcqe = &info->kcq[KCQ_PG(ri)][KCQ_IDX(ri)];
cp->completed_kcq[kcqe_cnt++] = kcqe;
i = cp->next_idx(i);
ri = i & MAX_KCQ_IDX;
@@ -2141,7 +2164,7 @@ static int cnic_get_kcqes(struct cnic_dev *dev, u16 hw_prod, u16 *sw_prod)
}
}
- *sw_prod = last;
+ info->sw_prod_idx = last;
return last_cnt;
}
@@ -2184,6 +2207,9 @@ static void cnic_chk_pkt_rings(struct cnic_local *cp)
u16 tx_cons = *cp->tx_cons_ptr;
int comp = 0;
+ if (!test_bit(CNIC_F_CNIC_UP, &cp->dev->flags))
+ return;
+
if (cp->tx_cons != tx_cons || cp->rx_cons != rx_cons) {
if (test_bit(CNIC_LCL_FL_L2_WAIT, &cp->cnic_local_flags))
comp = cnic_l2_completion(cp);
@@ -2197,103 +2223,79 @@ static void cnic_chk_pkt_rings(struct cnic_local *cp)
clear_bit(CNIC_LCL_FL_L2_WAIT, &cp->cnic_local_flags);
}
-static int cnic_service_bnx2(void *data, void *status_blk)
+static u32 cnic_service_bnx2_queues(struct cnic_dev *dev)
{
- struct cnic_dev *dev = data;
- struct status_block *sblk = status_blk;
struct cnic_local *cp = dev->cnic_priv;
- u32 status_idx = sblk->status_idx;
- u16 hw_prod, sw_prod;
+ u32 status_idx = (u16) *cp->kcq1.status_idx_ptr;
int kcqe_cnt;
- if (unlikely(!test_bit(CNIC_F_CNIC_UP, &dev->flags)))
- return status_idx;
-
cp->kwq_con_idx = *cp->kwq_con_idx_ptr;
- hw_prod = sblk->status_completion_producer_index;
- sw_prod = cp->kcq_prod_idx;
- while (sw_prod != hw_prod) {
- kcqe_cnt = cnic_get_kcqes(dev, hw_prod, &sw_prod);
- if (kcqe_cnt == 0)
- goto done;
+ while ((kcqe_cnt = cnic_get_kcqes(dev, &cp->kcq1))) {
service_kcqes(dev, kcqe_cnt);
/* Tell compiler that status_blk fields can change. */
barrier();
- if (status_idx != sblk->status_idx) {
- status_idx = sblk->status_idx;
+ if (status_idx != *cp->kcq1.status_idx_ptr) {
+ status_idx = (u16) *cp->kcq1.status_idx_ptr;
cp->kwq_con_idx = *cp->kwq_con_idx_ptr;
- hw_prod = sblk->status_completion_producer_index;
} else
break;
}
-done:
- CNIC_WR16(dev, cp->kcq_io_addr, sw_prod);
-
- cp->kcq_prod_idx = sw_prod;
+ CNIC_WR16(dev, cp->kcq1.io_addr, cp->kcq1.sw_prod_idx);
cnic_chk_pkt_rings(cp);
+
return status_idx;
}
-static void cnic_service_bnx2_msix(unsigned long data)
+static int cnic_service_bnx2(void *data, void *status_blk)
{
- struct cnic_dev *dev = (struct cnic_dev *) data;
+ struct cnic_dev *dev = data;
struct cnic_local *cp = dev->cnic_priv;
- struct status_block_msix *status_blk = cp->status_blk.bnx2;
- u32 status_idx = status_blk->status_idx;
- u16 hw_prod, sw_prod;
- int kcqe_cnt;
+ u32 status_idx = *cp->kcq1.status_idx_ptr;
- cp->kwq_con_idx = status_blk->status_cmd_consumer_index;
-
- hw_prod = status_blk->status_completion_producer_index;
- sw_prod = cp->kcq_prod_idx;
- while (sw_prod != hw_prod) {
- kcqe_cnt = cnic_get_kcqes(dev, hw_prod, &sw_prod);
- if (kcqe_cnt == 0)
- goto done;
-
- service_kcqes(dev, kcqe_cnt);
+ if (unlikely(!test_bit(CNIC_F_CNIC_UP, &dev->flags)))
+ return status_idx;
- /* Tell compiler that status_blk fields can change. */
- barrier();
- if (status_idx != status_blk->status_idx) {
- status_idx = status_blk->status_idx;
- cp->kwq_con_idx = status_blk->status_cmd_consumer_index;
- hw_prod = status_blk->status_completion_producer_index;
- } else
- break;
- }
+ return cnic_service_bnx2_queues(dev);
+}
-done:
- CNIC_WR16(dev, cp->kcq_io_addr, sw_prod);
- cp->kcq_prod_idx = sw_prod;
+static void cnic_service_bnx2_msix(unsigned long data)
+{
+ struct cnic_dev *dev = (struct cnic_dev *) data;
+ struct cnic_local *cp = dev->cnic_priv;
- cnic_chk_pkt_rings(cp);
+ cp->last_status_idx = cnic_service_bnx2_queues(dev);
- cp->last_status_idx = status_idx;
CNIC_WR(dev, BNX2_PCICFG_INT_ACK_CMD, cp->int_num |
BNX2_PCICFG_INT_ACK_CMD_INDEX_VALID | cp->last_status_idx);
}
+static void cnic_doirq(struct cnic_dev *dev)
+{
+ struct cnic_local *cp = dev->cnic_priv;
+ u16 prod = cp->kcq1.sw_prod_idx & MAX_KCQ_IDX;
+
+ if (likely(test_bit(CNIC_F_CNIC_UP, &dev->flags))) {
+ prefetch(cp->status_blk.gen);
+ prefetch(&cp->kcq1.kcq[KCQ_PG(prod)][KCQ_IDX(prod)]);
+
+ tasklet_schedule(&cp->cnic_irq_task);
+ }
+}
+
static irqreturn_t cnic_irq(int irq, void *dev_instance)
{
struct cnic_dev *dev = dev_instance;
struct cnic_local *cp = dev->cnic_priv;
- u16 prod = cp->kcq_prod_idx & MAX_KCQ_IDX;
if (cp->ack_int)
cp->ack_int(dev);
- prefetch(cp->status_blk.gen);
- prefetch(&cp->kcq[KCQ_PG(prod)][KCQ_IDX(prod)]);
-
- if (likely(test_bit(CNIC_F_CNIC_UP, &dev->flags)))
- tasklet_schedule(&cp->cnic_irq_task);
+ cnic_doirq(dev);
return IRQ_HANDLED;
}
@@ -2324,60 +2326,50 @@ static void cnic_ack_bnx2x_msix(struct cnic_dev *dev)
IGU_INT_DISABLE, 0);
}
-static void cnic_service_bnx2x_bh(unsigned long data)
+static u32 cnic_service_bnx2x_kcq(struct cnic_dev *dev, struct kcq_info *info)
{
- struct cnic_dev *dev = (struct cnic_dev *) data;
- struct cnic_local *cp = dev->cnic_priv;
- u16 hw_prod, sw_prod;
- struct cstorm_status_block_c *sblk =
- &cp->status_blk.bnx2x->c_status_block;
- u32 status_idx = sblk->status_block_index;
+ u32 last_status = *info->status_idx_ptr;
int kcqe_cnt;
- if (unlikely(!test_bit(CNIC_F_CNIC_UP, &dev->flags)))
- return;
-
- hw_prod = sblk->index_values[HC_INDEX_C_ISCSI_EQ_CONS];
- hw_prod = cp->hw_idx(hw_prod);
- sw_prod = cp->kcq_prod_idx;
- while (sw_prod != hw_prod) {
- kcqe_cnt = cnic_get_kcqes(dev, hw_prod, &sw_prod);
- if (kcqe_cnt == 0)
- goto done;
+ while ((kcqe_cnt = cnic_get_kcqes(dev, info))) {
service_kcqes(dev, kcqe_cnt);
/* Tell compiler that sblk fields can change. */
barrier();
- if (status_idx == sblk->status_block_index)
+ if (last_status == *info->status_idx_ptr)
break;
- status_idx = sblk->status_block_index;
- hw_prod = sblk->index_values[HC_INDEX_C_ISCSI_EQ_CONS];
- hw_prod = cp->hw_idx(hw_prod);
+ last_status = *info->status_idx_ptr;
}
+ return last_status;
+}
-done:
- CNIC_WR16(dev, cp->kcq_io_addr, sw_prod + MAX_KCQ_IDX);
+static void cnic_service_bnx2x_bh(unsigned long data)
+{
+ struct cnic_dev *dev = (struct cnic_dev *) data;
+ struct cnic_local *cp = dev->cnic_priv;
+ u32 status_idx;
+
+ if (unlikely(!test_bit(CNIC_F_CNIC_UP, &dev->flags)))
+ return;
+
+ status_idx = cnic_service_bnx2x_kcq(dev, &cp->kcq1);
+
+ CNIC_WR16(dev, cp->kcq1.io_addr, cp->kcq1.sw_prod_idx + MAX_KCQ_IDX);
cnic_ack_bnx2x_int(dev, cp->status_blk_num, CSTORM_ID,
status_idx, IGU_INT_ENABLE, 1);
-
- cp->kcq_prod_idx = sw_prod;
}
static int cnic_service_bnx2x(void *data, void *status_blk)
{
struct cnic_dev *dev = data;
struct cnic_local *cp = dev->cnic_priv;
- u16 prod = cp->kcq_prod_idx & MAX_KCQ_IDX;
- if (likely(test_bit(CNIC_F_CNIC_UP, &dev->flags))) {
- prefetch(cp->status_blk.bnx2x);
- prefetch(&cp->kcq[KCQ_PG(prod)][KCQ_IDX(prod)]);
+ if (!(cp->ethdev->drv_state & CNIC_DRV_STATE_USING_MSIX))
+ cnic_doirq(dev);
- tasklet_schedule(&cp->cnic_irq_task);
- cnic_chk_pkt_rings(cp);
- }
+ cnic_chk_pkt_rings(cp);
return 0;
}
@@ -2824,7 +2816,7 @@ static int cnic_get_v4_route(struct sockaddr_in *dst_addr,
err = ip_route_output_key(&init_net, &rt, &fl);
if (!err)
- *dst = &rt->u.dst;
+ *dst = &rt->dst;
return err;
#else
return -ENETUNREACH;
@@ -2996,7 +2988,7 @@ err_out:
static int cnic_cm_abort(struct cnic_sock *csk)
{
struct cnic_local *cp = csk->dev->cnic_priv;
- u32 opcode;
+ u32 opcode = L4_KCQE_OPCODE_VALUE_RESET_COMP;
if (!cnic_in_use(csk))
return -EINVAL;
@@ -3008,12 +3000,9 @@ static int cnic_cm_abort(struct cnic_sock *csk)
* connect was not successful.
*/
- csk->state = L4_KCQE_OPCODE_VALUE_RESET_COMP;
- if (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags))
- opcode = csk->state;
- else
- opcode = L5CM_RAMROD_CMD_ID_TERMINATE_OFFLOAD;
cp->close_conn(csk, opcode);
+ if (csk->state != opcode)
+ return -EALREADY;
return 0;
}
@@ -3026,6 +3015,8 @@ static int cnic_cm_close(struct cnic_sock *csk)
if (cnic_close_prep(csk)) {
csk->state = L4_KCQE_OPCODE_VALUE_CLOSE_COMP;
return cnic_cm_close_req(csk);
+ } else {
+ return -EALREADY;
}
return 0;
}
@@ -3141,12 +3132,6 @@ static void cnic_cm_process_kcqe(struct cnic_dev *dev, struct kcqe *kcqe)
break;
case L4_KCQE_OPCODE_VALUE_RESET_RECEIVED:
- if (test_bit(CNIC_F_BNX2_CLASS, &dev->flags)) {
- cnic_cm_upcall(cp, csk, opcode);
- break;
- } else if (test_and_clear_bit(SK_F_OFFLD_COMPLETE, &csk->flags))
- csk->state = opcode;
- /* fall through */
case L4_KCQE_OPCODE_VALUE_CLOSE_COMP:
case L4_KCQE_OPCODE_VALUE_RESET_COMP:
case L5CM_RAMROD_CMD_ID_SEARCHER_DELETE:
@@ -3202,19 +3187,22 @@ static int cnic_cm_alloc_mem(struct cnic_dev *dev)
static int cnic_ready_to_close(struct cnic_sock *csk, u32 opcode)
{
- if ((opcode == csk->state) ||
- (opcode == L4_KCQE_OPCODE_VALUE_RESET_RECEIVED &&
- csk->state == L4_KCQE_OPCODE_VALUE_CLOSE_COMP)) {
- if (!test_and_set_bit(SK_F_CLOSING, &csk->flags))
- return 1;
+ if (test_and_clear_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) {
+ /* Unsolicited RESET_COMP or RESET_RECEIVED */
+ opcode = L4_KCQE_OPCODE_VALUE_RESET_RECEIVED;
+ csk->state = opcode;
}
- /* 57710+ only workaround to handle unsolicited RESET_COMP
- * which will be treated like a RESET RCVD notification
- * which triggers the clean up procedure
+
+ /* 1. If event opcode matches the expected event in csk->state
+ * 2. If the expected event is CLOSE_COMP, we accept any event
+ * 3. If the expected event is 0, meaning the connection was never
+ * never established, we accept the opcode from cm_abort.
*/
- else if (opcode == L4_KCQE_OPCODE_VALUE_RESET_COMP) {
+ if (opcode == csk->state || csk->state == 0 ||
+ csk->state == L4_KCQE_OPCODE_VALUE_CLOSE_COMP) {
if (!test_and_set_bit(SK_F_CLOSING, &csk->flags)) {
- csk->state = L4_KCQE_OPCODE_VALUE_RESET_RECEIVED;
+ if (csk->state == 0)
+ csk->state = opcode;
return 1;
}
}
@@ -3226,8 +3214,14 @@ static void cnic_close_bnx2_conn(struct cnic_sock *csk, u32 opcode)
struct cnic_dev *dev = csk->dev;
struct cnic_local *cp = dev->cnic_priv;
+ if (opcode == L4_KCQE_OPCODE_VALUE_RESET_RECEIVED) {
+ cnic_cm_upcall(cp, csk, opcode);
+ return;
+ }
+
clear_bit(SK_F_CONNECT_START, &csk->flags);
cnic_close_conn(csk);
+ csk->state = opcode;
cnic_cm_upcall(cp, csk, opcode);
}
@@ -3257,8 +3251,12 @@ static void cnic_close_bnx2x_conn(struct cnic_sock *csk, u32 opcode)
case L4_KCQE_OPCODE_VALUE_RESET_RECEIVED:
case L4_KCQE_OPCODE_VALUE_CLOSE_COMP:
case L4_KCQE_OPCODE_VALUE_RESET_COMP:
- if (cnic_ready_to_close(csk, opcode))
- cmd = L5CM_RAMROD_CMD_ID_SEARCHER_DELETE;
+ if (cnic_ready_to_close(csk, opcode)) {
+ if (test_bit(SK_F_PG_OFFLD_COMPLETE, &csk->flags))
+ cmd = L5CM_RAMROD_CMD_ID_SEARCHER_DELETE;
+ else
+ close_complete = 1;
+ }
break;
case L5CM_RAMROD_CMD_ID_SEARCHER_DELETE:
cmd = L5CM_RAMROD_CMD_ID_TERMINATE_OFFLOAD;
@@ -3694,7 +3692,7 @@ static int cnic_start_bnx2_hw(struct cnic_dev *dev)
struct cnic_local *cp = dev->cnic_priv;
struct cnic_eth_dev *ethdev = cp->ethdev;
struct status_block *sblk = cp->status_blk.gen;
- u32 val;
+ u32 val, kcq_cid_addr, kwq_cid_addr;
int err;
cnic_set_bnx2_mac(dev);
@@ -3719,7 +3717,7 @@ static int cnic_start_bnx2_hw(struct cnic_dev *dev)
cnic_init_context(dev, KWQ_CID);
cnic_init_context(dev, KCQ_CID);
- cp->kwq_cid_addr = GET_CID_ADDR(KWQ_CID);
+ kwq_cid_addr = GET_CID_ADDR(KWQ_CID);
cp->kwq_io_addr = MB_GET_CID_ADDR(KWQ_CID) + L5_KRNLQ_HOST_QIDX;
cp->max_kwq_idx = MAX_KWQ_IDX;
@@ -3735,50 +3733,59 @@ static int cnic_start_bnx2_hw(struct cnic_dev *dev)
/* Initialize the kernel work queue context. */
val = KRNLQ_TYPE_TYPE_KRNLQ | KRNLQ_SIZE_TYPE_SIZE |
(BCM_PAGE_BITS - 8) | KRNLQ_FLAGS_QE_SELF_SEQ;
- cnic_ctx_wr(dev, cp->kwq_cid_addr, L5_KRNLQ_TYPE, val);
+ cnic_ctx_wr(dev, kwq_cid_addr, L5_KRNLQ_TYPE, val);
val = (BCM_PAGE_SIZE / sizeof(struct kwqe) - 1) << 16;
- cnic_ctx_wr(dev, cp->kwq_cid_addr, L5_KRNLQ_QE_SELF_SEQ_MAX, val);
+ cnic_ctx_wr(dev, kwq_cid_addr, L5_KRNLQ_QE_SELF_SEQ_MAX, val);
val = ((BCM_PAGE_SIZE / sizeof(struct kwqe)) << 16) | KWQ_PAGE_CNT;
- cnic_ctx_wr(dev, cp->kwq_cid_addr, L5_KRNLQ_PGTBL_NPAGES, val);
+ cnic_ctx_wr(dev, kwq_cid_addr, L5_KRNLQ_PGTBL_NPAGES, val);
val = (u32) ((u64) cp->kwq_info.pgtbl_map >> 32);
- cnic_ctx_wr(dev, cp->kwq_cid_addr, L5_KRNLQ_PGTBL_HADDR_HI, val);
+ cnic_ctx_wr(dev, kwq_cid_addr, L5_KRNLQ_PGTBL_HADDR_HI, val);
val = (u32) cp->kwq_info.pgtbl_map;
- cnic_ctx_wr(dev, cp->kwq_cid_addr, L5_KRNLQ_PGTBL_HADDR_LO, val);
+ cnic_ctx_wr(dev, kwq_cid_addr, L5_KRNLQ_PGTBL_HADDR_LO, val);
+
+ kcq_cid_addr = GET_CID_ADDR(KCQ_CID);
+ cp->kcq1.io_addr = MB_GET_CID_ADDR(KCQ_CID) + L5_KRNLQ_HOST_QIDX;
- cp->kcq_cid_addr = GET_CID_ADDR(KCQ_CID);
- cp->kcq_io_addr = MB_GET_CID_ADDR(KCQ_CID) + L5_KRNLQ_HOST_QIDX;
+ cp->kcq1.sw_prod_idx = 0;
+ cp->kcq1.hw_prod_idx_ptr =
+ (u16 *) &sblk->status_completion_producer_index;
- cp->kcq_prod_idx = 0;
+ cp->kcq1.status_idx_ptr = (u16 *) &sblk->status_idx;
/* Initialize the kernel complete queue context. */
val = KRNLQ_TYPE_TYPE_KRNLQ | KRNLQ_SIZE_TYPE_SIZE |
(BCM_PAGE_BITS - 8) | KRNLQ_FLAGS_QE_SELF_SEQ;
- cnic_ctx_wr(dev, cp->kcq_cid_addr, L5_KRNLQ_TYPE, val);
+ cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_TYPE, val);
val = (BCM_PAGE_SIZE / sizeof(struct kcqe) - 1) << 16;
- cnic_ctx_wr(dev, cp->kcq_cid_addr, L5_KRNLQ_QE_SELF_SEQ_MAX, val);
+ cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_QE_SELF_SEQ_MAX, val);
val = ((BCM_PAGE_SIZE / sizeof(struct kcqe)) << 16) | KCQ_PAGE_CNT;
- cnic_ctx_wr(dev, cp->kcq_cid_addr, L5_KRNLQ_PGTBL_NPAGES, val);
+ cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_PGTBL_NPAGES, val);
- val = (u32) ((u64) cp->kcq_info.pgtbl_map >> 32);
- cnic_ctx_wr(dev, cp->kcq_cid_addr, L5_KRNLQ_PGTBL_HADDR_HI, val);
+ val = (u32) ((u64) cp->kcq1.dma.pgtbl_map >> 32);
+ cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_PGTBL_HADDR_HI, val);
- val = (u32) cp->kcq_info.pgtbl_map;
- cnic_ctx_wr(dev, cp->kcq_cid_addr, L5_KRNLQ_PGTBL_HADDR_LO, val);
+ val = (u32) cp->kcq1.dma.pgtbl_map;
+ cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_PGTBL_HADDR_LO, val);
cp->int_num = 0;
if (ethdev->drv_state & CNIC_DRV_STATE_USING_MSIX) {
+ struct status_block_msix *msblk = cp->status_blk.bnx2;
u32 sb_id = cp->status_blk_num;
u32 sb = BNX2_L2CTX_L5_STATUSB_NUM(sb_id);
+ cp->kcq1.hw_prod_idx_ptr =
+ (u16 *) &msblk->status_completion_producer_index;
+ cp->kcq1.status_idx_ptr = (u16 *) &msblk->status_idx;
+ cp->kwq_con_idx_ptr = (u16 *) &msblk->status_cmd_consumer_index;
cp->int_num = sb_id << BNX2_PCICFG_INT_ACK_CMD_INT_NUM_SHIFT;
- cnic_ctx_wr(dev, cp->kwq_cid_addr, L5_KRNLQ_HOST_QIDX, sb);
- cnic_ctx_wr(dev, cp->kcq_cid_addr, L5_KRNLQ_HOST_QIDX, sb);
+ cnic_ctx_wr(dev, kwq_cid_addr, L5_KRNLQ_HOST_QIDX, sb);
+ cnic_ctx_wr(dev, kcq_cid_addr, L5_KRNLQ_HOST_QIDX, sb);
}
/* Enable Commnad Scheduler notification when we write to the
@@ -4123,33 +4130,39 @@ static int cnic_start_bnx2x_hw(struct cnic_dev *dev)
u8 sb_id = cp->status_blk_num;
ret = cnic_init_id_tbl(&cp->cid_tbl, MAX_ISCSI_TBL_SZ,
- BNX2X_ISCSI_START_CID);
+ cp->iscsi_start_cid);
if (ret)
return -ENOMEM;
- cp->kcq_io_addr = BAR_CSTRORM_INTMEM +
+ cp->kcq1.io_addr = BAR_CSTRORM_INTMEM +
CSTORM_ISCSI_EQ_PROD_OFFSET(func, 0);
- cp->kcq_prod_idx = 0;
+ cp->kcq1.sw_prod_idx = 0;
+
+ cp->kcq1.hw_prod_idx_ptr =
+ &cp->status_blk.bnx2x->c_status_block.index_values[
+ HC_INDEX_C_ISCSI_EQ_CONS];
+ cp->kcq1.status_idx_ptr =
+ &cp->status_blk.bnx2x->c_status_block.status_block_index;
cnic_get_bnx2x_iscsi_info(dev);
/* Only 1 EQ */
- CNIC_WR16(dev, cp->kcq_io_addr, MAX_KCQ_IDX);
+ CNIC_WR16(dev, cp->kcq1.io_addr, MAX_KCQ_IDX);
CNIC_WR(dev, BAR_CSTRORM_INTMEM +
CSTORM_ISCSI_EQ_CONS_OFFSET(func, 0), 0);
CNIC_WR(dev, BAR_CSTRORM_INTMEM +
CSTORM_ISCSI_EQ_NEXT_PAGE_ADDR_OFFSET(func, 0),
- cp->kcq_info.pg_map_arr[1] & 0xffffffff);
+ cp->kcq1.dma.pg_map_arr[1] & 0xffffffff);
CNIC_WR(dev, BAR_CSTRORM_INTMEM +
CSTORM_ISCSI_EQ_NEXT_PAGE_ADDR_OFFSET(func, 0) + 4,
- (u64) cp->kcq_info.pg_map_arr[1] >> 32);
+ (u64) cp->kcq1.dma.pg_map_arr[1] >> 32);
CNIC_WR(dev, BAR_CSTRORM_INTMEM +
CSTORM_ISCSI_EQ_NEXT_EQE_ADDR_OFFSET(func, 0),
- cp->kcq_info.pg_map_arr[0] & 0xffffffff);
+ cp->kcq1.dma.pg_map_arr[0] & 0xffffffff);
CNIC_WR(dev, BAR_CSTRORM_INTMEM +
CSTORM_ISCSI_EQ_NEXT_EQE_ADDR_OFFSET(func, 0) + 4,
- (u64) cp->kcq_info.pg_map_arr[0] >> 32);
+ (u64) cp->kcq1.dma.pg_map_arr[0] >> 32);
CNIC_WR8(dev, BAR_CSTRORM_INTMEM +
CSTORM_ISCSI_EQ_NEXT_PAGE_ADDR_VALID_OFFSET(func, 0), 1);
CNIC_WR16(dev, BAR_CSTRORM_INTMEM +
@@ -4377,7 +4390,7 @@ static void cnic_stop_bnx2x_hw(struct cnic_dev *dev)
0);
CNIC_WR(dev, BAR_CSTRORM_INTMEM +
CSTORM_ISCSI_EQ_CONS_OFFSET(cp->func, 0), 0);
- CNIC_WR16(dev, cp->kcq_io_addr, 0);
+ CNIC_WR16(dev, cp->kcq1.io_addr, 0);
cnic_free_resc(dev);
}