return err;
}
+
+static int mthca_status_to_errno(u8 status)
+{
+ static const int trans_table[] = {
+ [MTHCA_CMD_STAT_INTERNAL_ERR] = -EIO,
+ [MTHCA_CMD_STAT_BAD_OP] = -EPERM,
+ [MTHCA_CMD_STAT_BAD_PARAM] = -EINVAL,
+ [MTHCA_CMD_STAT_BAD_SYS_STATE] = -ENXIO,
+ [MTHCA_CMD_STAT_BAD_RESOURCE] = -EBADF,
+ [MTHCA_CMD_STAT_RESOURCE_BUSY] = -EBUSY,
+ [MTHCA_CMD_STAT_DDR_MEM_ERR] = -ENOMEM,
+ [MTHCA_CMD_STAT_EXCEED_LIM] = -ENOMEM,
+ [MTHCA_CMD_STAT_BAD_RES_STATE] = -EBADF,
+ [MTHCA_CMD_STAT_BAD_INDEX] = -EBADF,
+ [MTHCA_CMD_STAT_BAD_NVMEM] = -EFAULT,
+ [MTHCA_CMD_STAT_BAD_QPEE_STATE] = -EINVAL,
+ [MTHCA_CMD_STAT_BAD_SEG_PARAM] = -EFAULT,
+ [MTHCA_CMD_STAT_REG_BOUND] = -EBUSY,
+ [MTHCA_CMD_STAT_LAM_NOT_PRE] = -EAGAIN,
+ [MTHCA_CMD_STAT_BAD_PKT] = -EBADMSG,
+ [MTHCA_CMD_STAT_BAD_SIZE] = -ENOMEM,
+ };
+
+ if (status >= ARRAY_SIZE(trans_table) ||
+ (status != MTHCA_CMD_STAT_OK
+ && trans_table[status] == 0))
+ return -EINVAL;
+
+ return trans_table[status];
+}
+
+
static int mthca_cmd_poll(struct mthca_dev *dev,
u64 in_param,
u64 *out_param,
u32 in_modifier,
u8 op_modifier,
u16 op,
- unsigned long timeout,
- u8 *status)
+ unsigned long timeout)
{
int err = 0;
unsigned long end;
+ u8 status;
down(&dev->cmd.poll_sem);
(u64) be32_to_cpu((__force __be32)
__raw_readl(dev->hcr + HCR_OUT_PARAM_OFFSET + 4));
- *status = be32_to_cpu((__force __be32) __raw_readl(dev->hcr + HCR_STATUS_OFFSET)) >> 24;
+ status = be32_to_cpu((__force __be32) __raw_readl(dev->hcr + HCR_STATUS_OFFSET)) >> 24;
+ if (status) {
+ mthca_dbg(dev, "Command %02x completed with status %02x\n",
+ op, status);
+ err = mthca_status_to_errno(status);
+ }
out:
up(&dev->cmd.poll_sem);
u32 in_modifier,
u8 op_modifier,
u16 op,
- unsigned long timeout,
- u8 *status)
+ unsigned long timeout)
{
int err = 0;
struct mthca_cmd_context *context;
if (err)
goto out;
- *status = context->status;
- if (*status)
+ if (context->status) {
mthca_dbg(dev, "Command %02x completed with status %02x\n",
- op, *status);
+ op, context->status);
+ err = mthca_status_to_errno(context->status);
+ }
if (out_is_imm)
*out_param = context->out_param;
u32 in_modifier,
u8 op_modifier,
u16 op,
- unsigned long timeout,
- u8 *status)
+ unsigned long timeout)
{
if (dev->cmd.flags & MTHCA_CMD_USE_EVENTS)
return mthca_cmd_wait(dev, in_param, &out_param, 0,
in_modifier, op_modifier, op,
- timeout, status);
+ timeout);
else
return mthca_cmd_poll(dev, in_param, &out_param, 0,
in_modifier, op_modifier, op,
- timeout, status);
+ timeout);
}
/* Invoke a command with no output parameter */
u32 in_modifier,
u8 op_modifier,
u16 op,
- unsigned long timeout,
- u8 *status)
+ unsigned long timeout)
{
return mthca_cmd_box(dev, in_param, 0, in_modifier,
- op_modifier, op, timeout, status);
+ op_modifier, op, timeout);
}
/*
u32 in_modifier,
u8 op_modifier,
u16 op,
- unsigned long timeout,
- u8 *status)
+ unsigned long timeout)
{
if (dev->cmd.flags & MTHCA_CMD_USE_EVENTS)
return mthca_cmd_wait(dev, in_param, out_param, 1,
in_modifier, op_modifier, op,
- timeout, status);
+ timeout);
else
return mthca_cmd_poll(dev, in_param, out_param, 1,
in_modifier, op_modifier, op,
- timeout, status);
+ timeout);
}
int mthca_cmd_init(struct mthca_dev *dev)
kfree(mailbox);
}
-int mthca_SYS_EN(struct mthca_dev *dev, u8 *status)
+int mthca_SYS_EN(struct mthca_dev *dev)
{
u64 out;
int ret;
- ret = mthca_cmd_imm(dev, 0, &out, 0, 0, CMD_SYS_EN, CMD_TIME_CLASS_D, status);
+ ret = mthca_cmd_imm(dev, 0, &out, 0, 0, CMD_SYS_EN, CMD_TIME_CLASS_D);
- if (*status == MTHCA_CMD_STAT_DDR_MEM_ERR)
+ if (ret == -ENOMEM)
mthca_warn(dev, "SYS_EN DDR error: syn=%x, sock=%d, "
"sladdr=%d, SPD source=%s\n",
(int) (out >> 6) & 0xf, (int) (out >> 4) & 3,
return ret;
}
-int mthca_SYS_DIS(struct mthca_dev *dev, u8 *status)
+int mthca_SYS_DIS(struct mthca_dev *dev)
{
- return mthca_cmd(dev, 0, 0, 0, CMD_SYS_DIS, CMD_TIME_CLASS_C, status);
+ return mthca_cmd(dev, 0, 0, 0, CMD_SYS_DIS, CMD_TIME_CLASS_C);
}
static int mthca_map_cmd(struct mthca_dev *dev, u16 op, struct mthca_icm *icm,
- u64 virt, u8 *status)
+ u64 virt)
{
struct mthca_mailbox *mailbox;
struct mthca_icm_iter iter;
if (++nent == MTHCA_MAILBOX_SIZE / 16) {
err = mthca_cmd(dev, mailbox->dma, nent, 0, op,
- CMD_TIME_CLASS_B, status);
- if (err || *status)
+ CMD_TIME_CLASS_B);
+ if (err)
goto out;
nent = 0;
}
if (nent)
err = mthca_cmd(dev, mailbox->dma, nent, 0, op,
- CMD_TIME_CLASS_B, status);
+ CMD_TIME_CLASS_B);
switch (op) {
case CMD_MAP_FA:
return err;
}
-int mthca_MAP_FA(struct mthca_dev *dev, struct mthca_icm *icm, u8 *status)
+int mthca_MAP_FA(struct mthca_dev *dev, struct mthca_icm *icm)
{
- return mthca_map_cmd(dev, CMD_MAP_FA, icm, -1, status);
+ return mthca_map_cmd(dev, CMD_MAP_FA, icm, -1);
}
-int mthca_UNMAP_FA(struct mthca_dev *dev, u8 *status)
+int mthca_UNMAP_FA(struct mthca_dev *dev)
{
- return mthca_cmd(dev, 0, 0, 0, CMD_UNMAP_FA, CMD_TIME_CLASS_B, status);
+ return mthca_cmd(dev, 0, 0, 0, CMD_UNMAP_FA, CMD_TIME_CLASS_B);
}
-int mthca_RUN_FW(struct mthca_dev *dev, u8 *status)
+int mthca_RUN_FW(struct mthca_dev *dev)
{
- return mthca_cmd(dev, 0, 0, 0, CMD_RUN_FW, CMD_TIME_CLASS_A, status);
+ return mthca_cmd(dev, 0, 0, 0, CMD_RUN_FW, CMD_TIME_CLASS_A);
}
static void mthca_setup_cmd_doorbells(struct mthca_dev *dev, u64 base)
mthca_dbg(dev, "Mapped doorbell page for posting FW commands\n");
}
-int mthca_QUERY_FW(struct mthca_dev *dev, u8 *status)
+int mthca_QUERY_FW(struct mthca_dev *dev)
{
struct mthca_mailbox *mailbox;
u32 *outbox;
outbox = mailbox->buf;
err = mthca_cmd_box(dev, 0, mailbox->dma, 0, 0, CMD_QUERY_FW,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
if (err)
goto out;
return err;
}
-int mthca_ENABLE_LAM(struct mthca_dev *dev, u8 *status)
+int mthca_ENABLE_LAM(struct mthca_dev *dev)
{
struct mthca_mailbox *mailbox;
u8 info;
outbox = mailbox->buf;
err = mthca_cmd_box(dev, 0, mailbox->dma, 0, 0, CMD_ENABLE_LAM,
- CMD_TIME_CLASS_C, status);
+ CMD_TIME_CLASS_C);
if (err)
goto out;
- if (*status == MTHCA_CMD_STAT_LAM_NOT_PRE)
- goto out;
-
MTHCA_GET(dev->ddr_start, outbox, ENABLE_LAM_START_OFFSET);
MTHCA_GET(dev->ddr_end, outbox, ENABLE_LAM_END_OFFSET);
MTHCA_GET(info, outbox, ENABLE_LAM_INFO_OFFSET);
return err;
}
-int mthca_DISABLE_LAM(struct mthca_dev *dev, u8 *status)
+int mthca_DISABLE_LAM(struct mthca_dev *dev)
{
- return mthca_cmd(dev, 0, 0, 0, CMD_SYS_DIS, CMD_TIME_CLASS_C, status);
+ return mthca_cmd(dev, 0, 0, 0, CMD_SYS_DIS, CMD_TIME_CLASS_C);
}
-int mthca_QUERY_DDR(struct mthca_dev *dev, u8 *status)
+int mthca_QUERY_DDR(struct mthca_dev *dev)
{
struct mthca_mailbox *mailbox;
u8 info;
outbox = mailbox->buf;
err = mthca_cmd_box(dev, 0, mailbox->dma, 0, 0, CMD_QUERY_DDR,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
if (err)
goto out;
}
int mthca_QUERY_DEV_LIM(struct mthca_dev *dev,
- struct mthca_dev_lim *dev_lim, u8 *status)
+ struct mthca_dev_lim *dev_lim)
{
struct mthca_mailbox *mailbox;
u32 *outbox;
outbox = mailbox->buf;
err = mthca_cmd_box(dev, 0, mailbox->dma, 0, 0, CMD_QUERY_DEV_LIM,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
if (err)
goto out;
}
int mthca_QUERY_ADAPTER(struct mthca_dev *dev,
- struct mthca_adapter *adapter, u8 *status)
+ struct mthca_adapter *adapter)
{
struct mthca_mailbox *mailbox;
u32 *outbox;
outbox = mailbox->buf;
err = mthca_cmd_box(dev, 0, mailbox->dma, 0, 0, CMD_QUERY_ADAPTER,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
if (err)
goto out;
}
int mthca_INIT_HCA(struct mthca_dev *dev,
- struct mthca_init_hca_param *param,
- u8 *status)
+ struct mthca_init_hca_param *param)
{
struct mthca_mailbox *mailbox;
__be32 *inbox;
MTHCA_PUT(inbox, param->uarc_base, INIT_HCA_UAR_CTX_BASE_OFFSET);
}
- err = mthca_cmd(dev, mailbox->dma, 0, 0, CMD_INIT_HCA, CMD_TIME_CLASS_D, status);
+ err = mthca_cmd(dev, mailbox->dma, 0, 0,
+ CMD_INIT_HCA, CMD_TIME_CLASS_D);
mthca_free_mailbox(dev, mailbox);
return err;
int mthca_INIT_IB(struct mthca_dev *dev,
struct mthca_init_ib_param *param,
- int port, u8 *status)
+ int port)
{
struct mthca_mailbox *mailbox;
u32 *inbox;
MTHCA_PUT(inbox, param->si_guid, INIT_IB_SI_GUID_OFFSET);
err = mthca_cmd(dev, mailbox->dma, port, 0, CMD_INIT_IB,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
mthca_free_mailbox(dev, mailbox);
return err;
}
-int mthca_CLOSE_IB(struct mthca_dev *dev, int port, u8 *status)
+int mthca_CLOSE_IB(struct mthca_dev *dev, int port)
{
- return mthca_cmd(dev, 0, port, 0, CMD_CLOSE_IB, CMD_TIME_CLASS_A, status);
+ return mthca_cmd(dev, 0, port, 0, CMD_CLOSE_IB, CMD_TIME_CLASS_A);
}
-int mthca_CLOSE_HCA(struct mthca_dev *dev, int panic, u8 *status)
+int mthca_CLOSE_HCA(struct mthca_dev *dev, int panic)
{
- return mthca_cmd(dev, 0, 0, panic, CMD_CLOSE_HCA, CMD_TIME_CLASS_C, status);
+ return mthca_cmd(dev, 0, 0, panic, CMD_CLOSE_HCA, CMD_TIME_CLASS_C);
}
int mthca_SET_IB(struct mthca_dev *dev, struct mthca_set_ib_param *param,
- int port, u8 *status)
+ int port)
{
struct mthca_mailbox *mailbox;
u32 *inbox;
MTHCA_PUT(inbox, param->si_guid, SET_IB_SI_GUID_OFFSET);
err = mthca_cmd(dev, mailbox->dma, port, 0, CMD_SET_IB,
- CMD_TIME_CLASS_B, status);
+ CMD_TIME_CLASS_B);
mthca_free_mailbox(dev, mailbox);
return err;
}
-int mthca_MAP_ICM(struct mthca_dev *dev, struct mthca_icm *icm, u64 virt, u8 *status)
+int mthca_MAP_ICM(struct mthca_dev *dev, struct mthca_icm *icm, u64 virt)
{
- return mthca_map_cmd(dev, CMD_MAP_ICM, icm, virt, status);
+ return mthca_map_cmd(dev, CMD_MAP_ICM, icm, virt);
}
-int mthca_MAP_ICM_page(struct mthca_dev *dev, u64 dma_addr, u64 virt, u8 *status)
+int mthca_MAP_ICM_page(struct mthca_dev *dev, u64 dma_addr, u64 virt)
{
struct mthca_mailbox *mailbox;
__be64 *inbox;
inbox[1] = cpu_to_be64(dma_addr);
err = mthca_cmd(dev, mailbox->dma, 1, 0, CMD_MAP_ICM,
- CMD_TIME_CLASS_B, status);
+ CMD_TIME_CLASS_B);
mthca_free_mailbox(dev, mailbox);
return err;
}
-int mthca_UNMAP_ICM(struct mthca_dev *dev, u64 virt, u32 page_count, u8 *status)
+int mthca_UNMAP_ICM(struct mthca_dev *dev, u64 virt, u32 page_count)
{
mthca_dbg(dev, "Unmapping %d pages at %llx from ICM.\n",
page_count, (unsigned long long) virt);
- return mthca_cmd(dev, virt, page_count, 0, CMD_UNMAP_ICM, CMD_TIME_CLASS_B, status);
+ return mthca_cmd(dev, virt, page_count, 0,
+ CMD_UNMAP_ICM, CMD_TIME_CLASS_B);
}
-int mthca_MAP_ICM_AUX(struct mthca_dev *dev, struct mthca_icm *icm, u8 *status)
+int mthca_MAP_ICM_AUX(struct mthca_dev *dev, struct mthca_icm *icm)
{
- return mthca_map_cmd(dev, CMD_MAP_ICM_AUX, icm, -1, status);
+ return mthca_map_cmd(dev, CMD_MAP_ICM_AUX, icm, -1);
}
-int mthca_UNMAP_ICM_AUX(struct mthca_dev *dev, u8 *status)
+int mthca_UNMAP_ICM_AUX(struct mthca_dev *dev)
{
- return mthca_cmd(dev, 0, 0, 0, CMD_UNMAP_ICM_AUX, CMD_TIME_CLASS_B, status);
+ return mthca_cmd(dev, 0, 0, 0, CMD_UNMAP_ICM_AUX, CMD_TIME_CLASS_B);
}
-int mthca_SET_ICM_SIZE(struct mthca_dev *dev, u64 icm_size, u64 *aux_pages,
- u8 *status)
+int mthca_SET_ICM_SIZE(struct mthca_dev *dev, u64 icm_size, u64 *aux_pages)
{
- int ret = mthca_cmd_imm(dev, icm_size, aux_pages, 0, 0, CMD_SET_ICM_SIZE,
- CMD_TIME_CLASS_A, status);
+ int ret = mthca_cmd_imm(dev, icm_size, aux_pages, 0,
+ 0, CMD_SET_ICM_SIZE, CMD_TIME_CLASS_A);
- if (ret || status)
+ if (ret)
return ret;
/*
}
int mthca_SW2HW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int mpt_index, u8 *status)
+ int mpt_index)
{
return mthca_cmd(dev, mailbox->dma, mpt_index, 0, CMD_SW2HW_MPT,
- CMD_TIME_CLASS_B, status);
+ CMD_TIME_CLASS_B);
}
int mthca_HW2SW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int mpt_index, u8 *status)
+ int mpt_index)
{
return mthca_cmd_box(dev, 0, mailbox ? mailbox->dma : 0, mpt_index,
!mailbox, CMD_HW2SW_MPT,
- CMD_TIME_CLASS_B, status);
+ CMD_TIME_CLASS_B);
}
int mthca_WRITE_MTT(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int num_mtt, u8 *status)
+ int num_mtt)
{
return mthca_cmd(dev, mailbox->dma, num_mtt, 0, CMD_WRITE_MTT,
- CMD_TIME_CLASS_B, status);
+ CMD_TIME_CLASS_B);
}
-int mthca_SYNC_TPT(struct mthca_dev *dev, u8 *status)
+int mthca_SYNC_TPT(struct mthca_dev *dev)
{
- return mthca_cmd(dev, 0, 0, 0, CMD_SYNC_TPT, CMD_TIME_CLASS_B, status);
+ return mthca_cmd(dev, 0, 0, 0, CMD_SYNC_TPT, CMD_TIME_CLASS_B);
}
int mthca_MAP_EQ(struct mthca_dev *dev, u64 event_mask, int unmap,
- int eq_num, u8 *status)
+ int eq_num)
{
mthca_dbg(dev, "%s mask %016llx for eqn %d\n",
unmap ? "Clearing" : "Setting",
(unsigned long long) event_mask, eq_num);
return mthca_cmd(dev, event_mask, (unmap << 31) | eq_num,
- 0, CMD_MAP_EQ, CMD_TIME_CLASS_B, status);
+ 0, CMD_MAP_EQ, CMD_TIME_CLASS_B);
}
int mthca_SW2HW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int eq_num, u8 *status)
+ int eq_num)
{
return mthca_cmd(dev, mailbox->dma, eq_num, 0, CMD_SW2HW_EQ,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
}
int mthca_HW2SW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int eq_num, u8 *status)
+ int eq_num)
{
return mthca_cmd_box(dev, 0, mailbox->dma, eq_num, 0,
CMD_HW2SW_EQ,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
}
int mthca_SW2HW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int cq_num, u8 *status)
+ int cq_num)
{
return mthca_cmd(dev, mailbox->dma, cq_num, 0, CMD_SW2HW_CQ,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
}
int mthca_HW2SW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int cq_num, u8 *status)
+ int cq_num)
{
return mthca_cmd_box(dev, 0, mailbox->dma, cq_num, 0,
CMD_HW2SW_CQ,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
}
-int mthca_RESIZE_CQ(struct mthca_dev *dev, int cq_num, u32 lkey, u8 log_size,
- u8 *status)
+int mthca_RESIZE_CQ(struct mthca_dev *dev, int cq_num, u32 lkey, u8 log_size)
{
struct mthca_mailbox *mailbox;
__be32 *inbox;
MTHCA_PUT(inbox, lkey, RESIZE_CQ_LKEY_OFFSET);
err = mthca_cmd(dev, mailbox->dma, cq_num, 1, CMD_RESIZE_CQ,
- CMD_TIME_CLASS_B, status);
+ CMD_TIME_CLASS_B);
mthca_free_mailbox(dev, mailbox);
return err;
}
int mthca_SW2HW_SRQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int srq_num, u8 *status)
+ int srq_num)
{
return mthca_cmd(dev, mailbox->dma, srq_num, 0, CMD_SW2HW_SRQ,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
}
int mthca_HW2SW_SRQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int srq_num, u8 *status)
+ int srq_num)
{
return mthca_cmd_box(dev, 0, mailbox->dma, srq_num, 0,
CMD_HW2SW_SRQ,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
}
int mthca_QUERY_SRQ(struct mthca_dev *dev, u32 num,
- struct mthca_mailbox *mailbox, u8 *status)
+ struct mthca_mailbox *mailbox)
{
return mthca_cmd_box(dev, 0, mailbox->dma, num, 0,
- CMD_QUERY_SRQ, CMD_TIME_CLASS_A, status);
+ CMD_QUERY_SRQ, CMD_TIME_CLASS_A);
}
-int mthca_ARM_SRQ(struct mthca_dev *dev, int srq_num, int limit, u8 *status)
+int mthca_ARM_SRQ(struct mthca_dev *dev, int srq_num, int limit)
{
return mthca_cmd(dev, limit, srq_num, 0, CMD_ARM_SRQ,
- CMD_TIME_CLASS_B, status);
+ CMD_TIME_CLASS_B);
}
int mthca_MODIFY_QP(struct mthca_dev *dev, enum ib_qp_state cur,
enum ib_qp_state next, u32 num, int is_ee,
- struct mthca_mailbox *mailbox, u32 optmask,
- u8 *status)
+ struct mthca_mailbox *mailbox, u32 optmask)
{
static const u16 op[IB_QPS_ERR + 1][IB_QPS_ERR + 1] = {
[IB_QPS_RESET] = {
err = mthca_cmd_box(dev, 0, mailbox ? mailbox->dma : 0,
(!!is_ee << 24) | num, op_mod,
- op[cur][next], CMD_TIME_CLASS_C, status);
+ op[cur][next], CMD_TIME_CLASS_C);
if (0 && mailbox) {
int i;
}
err = mthca_cmd(dev, mailbox->dma, optmask | (!!is_ee << 24) | num,
- op_mod, op[cur][next], CMD_TIME_CLASS_C, status);
+ op_mod, op[cur][next], CMD_TIME_CLASS_C);
}
return err;
}
int mthca_QUERY_QP(struct mthca_dev *dev, u32 num, int is_ee,
- struct mthca_mailbox *mailbox, u8 *status)
+ struct mthca_mailbox *mailbox)
{
return mthca_cmd_box(dev, 0, mailbox->dma, (!!is_ee << 24) | num, 0,
- CMD_QUERY_QPEE, CMD_TIME_CLASS_A, status);
+ CMD_QUERY_QPEE, CMD_TIME_CLASS_A);
}
-int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn,
- u8 *status)
+int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn)
{
u8 op_mod;
}
return mthca_cmd(dev, 0, qpn, op_mod, CMD_CONF_SPECIAL_QP,
- CMD_TIME_CLASS_B, status);
+ CMD_TIME_CLASS_B);
}
int mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey,
int port, struct ib_wc *in_wc, struct ib_grh *in_grh,
- void *in_mad, void *response_mad, u8 *status)
+ void *in_mad, void *response_mad)
{
struct mthca_mailbox *inmailbox, *outmailbox;
void *inbox;
err = mthca_cmd_box(dev, inmailbox->dma, outmailbox->dma,
in_modifier, op_modifier,
- CMD_MAD_IFC, CMD_TIME_CLASS_C, status);
+ CMD_MAD_IFC, CMD_TIME_CLASS_C);
- if (!err && !*status)
+ if (!err)
memcpy(response_mad, outmailbox->buf, 256);
mthca_free_mailbox(dev, inmailbox);
}
int mthca_READ_MGM(struct mthca_dev *dev, int index,
- struct mthca_mailbox *mailbox, u8 *status)
+ struct mthca_mailbox *mailbox)
{
return mthca_cmd_box(dev, 0, mailbox->dma, index, 0,
- CMD_READ_MGM, CMD_TIME_CLASS_A, status);
+ CMD_READ_MGM, CMD_TIME_CLASS_A);
}
int mthca_WRITE_MGM(struct mthca_dev *dev, int index,
- struct mthca_mailbox *mailbox, u8 *status)
+ struct mthca_mailbox *mailbox)
{
return mthca_cmd(dev, mailbox->dma, index, 0, CMD_WRITE_MGM,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
}
int mthca_MGID_HASH(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- u16 *hash, u8 *status)
+ u16 *hash)
{
u64 imm;
int err;
err = mthca_cmd_imm(dev, mailbox->dma, &imm, 0, 0, CMD_MGID_HASH,
- CMD_TIME_CLASS_A, status);
+ CMD_TIME_CLASS_A);
*hash = imm;
return err;
}
-int mthca_NOP(struct mthca_dev *dev, u8 *status)
+int mthca_NOP(struct mthca_dev *dev)
{
- return mthca_cmd(dev, 0, 0x1f, 0, CMD_NOP, msecs_to_jiffies(100), status);
+ return mthca_cmd(dev, 0, 0x1f, 0, CMD_NOP, msecs_to_jiffies(100));
}
gfp_t gfp_mask);
void mthca_free_mailbox(struct mthca_dev *dev, struct mthca_mailbox *mailbox);
-int mthca_SYS_EN(struct mthca_dev *dev, u8 *status);
-int mthca_SYS_DIS(struct mthca_dev *dev, u8 *status);
-int mthca_MAP_FA(struct mthca_dev *dev, struct mthca_icm *icm, u8 *status);
-int mthca_UNMAP_FA(struct mthca_dev *dev, u8 *status);
-int mthca_RUN_FW(struct mthca_dev *dev, u8 *status);
-int mthca_QUERY_FW(struct mthca_dev *dev, u8 *status);
-int mthca_ENABLE_LAM(struct mthca_dev *dev, u8 *status);
-int mthca_DISABLE_LAM(struct mthca_dev *dev, u8 *status);
-int mthca_QUERY_DDR(struct mthca_dev *dev, u8 *status);
+int mthca_SYS_EN(struct mthca_dev *dev);
+int mthca_SYS_DIS(struct mthca_dev *dev);
+int mthca_MAP_FA(struct mthca_dev *dev, struct mthca_icm *icm);
+int mthca_UNMAP_FA(struct mthca_dev *dev);
+int mthca_RUN_FW(struct mthca_dev *dev);
+int mthca_QUERY_FW(struct mthca_dev *dev);
+int mthca_ENABLE_LAM(struct mthca_dev *dev);
+int mthca_DISABLE_LAM(struct mthca_dev *dev);
+int mthca_QUERY_DDR(struct mthca_dev *dev);
int mthca_QUERY_DEV_LIM(struct mthca_dev *dev,
- struct mthca_dev_lim *dev_lim, u8 *status);
+ struct mthca_dev_lim *dev_lim);
int mthca_QUERY_ADAPTER(struct mthca_dev *dev,
- struct mthca_adapter *adapter, u8 *status);
+ struct mthca_adapter *adapter);
int mthca_INIT_HCA(struct mthca_dev *dev,
- struct mthca_init_hca_param *param,
- u8 *status);
+ struct mthca_init_hca_param *param);
int mthca_INIT_IB(struct mthca_dev *dev,
struct mthca_init_ib_param *param,
- int port, u8 *status);
-int mthca_CLOSE_IB(struct mthca_dev *dev, int port, u8 *status);
-int mthca_CLOSE_HCA(struct mthca_dev *dev, int panic, u8 *status);
+ int port);
+int mthca_CLOSE_IB(struct mthca_dev *dev, int port);
+int mthca_CLOSE_HCA(struct mthca_dev *dev, int panic);
int mthca_SET_IB(struct mthca_dev *dev, struct mthca_set_ib_param *param,
- int port, u8 *status);
-int mthca_MAP_ICM(struct mthca_dev *dev, struct mthca_icm *icm, u64 virt, u8 *status);
-int mthca_MAP_ICM_page(struct mthca_dev *dev, u64 dma_addr, u64 virt, u8 *status);
-int mthca_UNMAP_ICM(struct mthca_dev *dev, u64 virt, u32 page_count, u8 *status);
-int mthca_MAP_ICM_AUX(struct mthca_dev *dev, struct mthca_icm *icm, u8 *status);
-int mthca_UNMAP_ICM_AUX(struct mthca_dev *dev, u8 *status);
-int mthca_SET_ICM_SIZE(struct mthca_dev *dev, u64 icm_size, u64 *aux_pages,
- u8 *status);
+ int port);
+int mthca_MAP_ICM(struct mthca_dev *dev, struct mthca_icm *icm, u64 virt);
+int mthca_MAP_ICM_page(struct mthca_dev *dev, u64 dma_addr, u64 virt);
+int mthca_UNMAP_ICM(struct mthca_dev *dev, u64 virt, u32 page_count);
+int mthca_MAP_ICM_AUX(struct mthca_dev *dev, struct mthca_icm *icm);
+int mthca_UNMAP_ICM_AUX(struct mthca_dev *dev);
+int mthca_SET_ICM_SIZE(struct mthca_dev *dev, u64 icm_size, u64 *aux_pages);
int mthca_SW2HW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int mpt_index, u8 *status);
+ int mpt_index);
int mthca_HW2SW_MPT(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int mpt_index, u8 *status);
+ int mpt_index);
int mthca_WRITE_MTT(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int num_mtt, u8 *status);
-int mthca_SYNC_TPT(struct mthca_dev *dev, u8 *status);
+ int num_mtt);
+int mthca_SYNC_TPT(struct mthca_dev *dev);
int mthca_MAP_EQ(struct mthca_dev *dev, u64 event_mask, int unmap,
- int eq_num, u8 *status);
+ int eq_num);
int mthca_SW2HW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int eq_num, u8 *status);
+ int eq_num);
int mthca_HW2SW_EQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int eq_num, u8 *status);
+ int eq_num);
int mthca_SW2HW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int cq_num, u8 *status);
+ int cq_num);
int mthca_HW2SW_CQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int cq_num, u8 *status);
-int mthca_RESIZE_CQ(struct mthca_dev *dev, int cq_num, u32 lkey, u8 log_size,
- u8 *status);
+ int cq_num);
+int mthca_RESIZE_CQ(struct mthca_dev *dev, int cq_num, u32 lkey, u8 log_size);
int mthca_SW2HW_SRQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int srq_num, u8 *status);
+ int srq_num);
int mthca_HW2SW_SRQ(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- int srq_num, u8 *status);
+ int srq_num);
int mthca_QUERY_SRQ(struct mthca_dev *dev, u32 num,
- struct mthca_mailbox *mailbox, u8 *status);
-int mthca_ARM_SRQ(struct mthca_dev *dev, int srq_num, int limit, u8 *status);
+ struct mthca_mailbox *mailbox);
+int mthca_ARM_SRQ(struct mthca_dev *dev, int srq_num, int limit);
int mthca_MODIFY_QP(struct mthca_dev *dev, enum ib_qp_state cur,
enum ib_qp_state next, u32 num, int is_ee,
- struct mthca_mailbox *mailbox, u32 optmask,
- u8 *status);
+ struct mthca_mailbox *mailbox, u32 optmask);
int mthca_QUERY_QP(struct mthca_dev *dev, u32 num, int is_ee,
- struct mthca_mailbox *mailbox, u8 *status);
-int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn,
- u8 *status);
+ struct mthca_mailbox *mailbox);
+int mthca_CONF_SPECIAL_QP(struct mthca_dev *dev, int type, u32 qpn);
int mthca_MAD_IFC(struct mthca_dev *dev, int ignore_mkey, int ignore_bkey,
int port, struct ib_wc *in_wc, struct ib_grh *in_grh,
- void *in_mad, void *response_mad, u8 *status);
+ void *in_mad, void *response_mad);
int mthca_READ_MGM(struct mthca_dev *dev, int index,
- struct mthca_mailbox *mailbox, u8 *status);
+ struct mthca_mailbox *mailbox);
int mthca_WRITE_MGM(struct mthca_dev *dev, int index,
- struct mthca_mailbox *mailbox, u8 *status);
+ struct mthca_mailbox *mailbox);
int mthca_MGID_HASH(struct mthca_dev *dev, struct mthca_mailbox *mailbox,
- u16 *hash, u8 *status);
-int mthca_NOP(struct mthca_dev *dev, u8 *status);
+ u16 *hash);
+int mthca_NOP(struct mthca_dev *dev);
#endif /* MTHCA_CMD_H */
struct mthca_mailbox *mailbox;
struct mthca_cq_context *cq_context;
int err = -ENOMEM;
- u8 status;
cq->ibcq.cqe = nent - 1;
cq->is_kernel = !ctx;
cq_context->state_db = cpu_to_be32(cq->arm_db_index);
}
- err = mthca_SW2HW_CQ(dev, mailbox, cq->cqn, &status);
+ err = mthca_SW2HW_CQ(dev, mailbox, cq->cqn);
if (err) {
mthca_warn(dev, "SW2HW_CQ failed (%d)\n", err);
goto err_out_free_mr;
}
- if (status) {
- mthca_warn(dev, "SW2HW_CQ returned status 0x%02x\n",
- status);
- err = -EINVAL;
- goto err_out_free_mr;
- }
-
spin_lock_irq(&dev->cq_table.lock);
if (mthca_array_set(&dev->cq_table.cq,
cq->cqn & (dev->limits.num_cqs - 1),
{
struct mthca_mailbox *mailbox;
int err;
- u8 status;
mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL);
if (IS_ERR(mailbox)) {
return;
}
- err = mthca_HW2SW_CQ(dev, mailbox, cq->cqn, &status);
+ err = mthca_HW2SW_CQ(dev, mailbox, cq->cqn);
if (err)
mthca_warn(dev, "HW2SW_CQ failed (%d)\n", err);
- else if (status)
- mthca_warn(dev, "HW2SW_CQ returned status 0x%02x\n", status);
if (0) {
__be32 *ctx = mailbox->buf;
struct mthca_eq_context *eq_context;
int err = -ENOMEM;
int i;
- u8 status;
eq->dev = dev;
eq->nent = roundup_pow_of_two(max(nent, 2));
eq_context->intr = intr;
eq_context->lkey = cpu_to_be32(eq->mr.ibmr.lkey);
- err = mthca_SW2HW_EQ(dev, mailbox, eq->eqn, &status);
+ err = mthca_SW2HW_EQ(dev, mailbox, eq->eqn);
if (err) {
- mthca_warn(dev, "SW2HW_EQ failed (%d)\n", err);
- goto err_out_free_mr;
- }
- if (status) {
- mthca_warn(dev, "SW2HW_EQ returned status 0x%02x\n",
- status);
- err = -EINVAL;
+ mthca_warn(dev, "SW2HW_EQ returned %d\n", err);
goto err_out_free_mr;
}
{
struct mthca_mailbox *mailbox;
int err;
- u8 status;
int npages = (eq->nent * MTHCA_EQ_ENTRY_SIZE + PAGE_SIZE - 1) /
PAGE_SIZE;
int i;
if (IS_ERR(mailbox))
return;
- err = mthca_HW2SW_EQ(dev, mailbox, eq->eqn, &status);
+ err = mthca_HW2SW_EQ(dev, mailbox, eq->eqn);
if (err)
- mthca_warn(dev, "HW2SW_EQ failed (%d)\n", err);
- if (status)
- mthca_warn(dev, "HW2SW_EQ returned status 0x%02x\n", status);
+ mthca_warn(dev, "HW2SW_EQ returned %d\n", err);
dev->eq_table.arm_mask &= ~eq->eqn_mask;
int mthca_map_eq_icm(struct mthca_dev *dev, u64 icm_virt)
{
int ret;
- u8 status;
/*
* We assume that mapping one page is enough for the whole EQ
return -ENOMEM;
}
- ret = mthca_MAP_ICM_page(dev, dev->eq_table.icm_dma, icm_virt, &status);
- if (!ret && status)
- ret = -EINVAL;
+ ret = mthca_MAP_ICM_page(dev, dev->eq_table.icm_dma, icm_virt);
if (ret) {
pci_unmap_page(dev->pdev, dev->eq_table.icm_dma, PAGE_SIZE,
PCI_DMA_BIDIRECTIONAL);
void mthca_unmap_eq_icm(struct mthca_dev *dev)
{
- u8 status;
-
- mthca_UNMAP_ICM(dev, dev->eq_table.icm_virt, 1, &status);
+ mthca_UNMAP_ICM(dev, dev->eq_table.icm_virt, 1);
pci_unmap_page(dev->pdev, dev->eq_table.icm_dma, PAGE_SIZE,
PCI_DMA_BIDIRECTIONAL);
__free_page(dev->eq_table.icm_page);
int mthca_init_eq_table(struct mthca_dev *dev)
{
int err;
- u8 status;
u8 intr;
int i;
}
err = mthca_MAP_EQ(dev, async_mask(dev),
- 0, dev->eq_table.eq[MTHCA_EQ_ASYNC].eqn, &status);
+ 0, dev->eq_table.eq[MTHCA_EQ_ASYNC].eqn);
if (err)
mthca_warn(dev, "MAP_EQ for async EQ %d failed (%d)\n",
dev->eq_table.eq[MTHCA_EQ_ASYNC].eqn, err);
- if (status)
- mthca_warn(dev, "MAP_EQ for async EQ %d returned status 0x%02x\n",
- dev->eq_table.eq[MTHCA_EQ_ASYNC].eqn, status);
err = mthca_MAP_EQ(dev, MTHCA_CMD_EVENT_MASK,
- 0, dev->eq_table.eq[MTHCA_EQ_CMD].eqn, &status);
+ 0, dev->eq_table.eq[MTHCA_EQ_CMD].eqn);
if (err)
mthca_warn(dev, "MAP_EQ for cmd EQ %d failed (%d)\n",
dev->eq_table.eq[MTHCA_EQ_CMD].eqn, err);
- if (status)
- mthca_warn(dev, "MAP_EQ for cmd EQ %d returned status 0x%02x\n",
- dev->eq_table.eq[MTHCA_EQ_CMD].eqn, status);
for (i = 0; i < MTHCA_NUM_EQ; ++i)
if (mthca_is_memfree(dev))
void mthca_cleanup_eq_table(struct mthca_dev *dev)
{
- u8 status;
int i;
mthca_free_irqs(dev);
mthca_MAP_EQ(dev, async_mask(dev),
- 1, dev->eq_table.eq[MTHCA_EQ_ASYNC].eqn, &status);
+ 1, dev->eq_table.eq[MTHCA_EQ_ASYNC].eqn);
mthca_MAP_EQ(dev, MTHCA_CMD_EVENT_MASK,
- 1, dev->eq_table.eq[MTHCA_EQ_CMD].eqn, &status);
+ 1, dev->eq_table.eq[MTHCA_EQ_CMD].eqn);
for (i = 0; i < MTHCA_NUM_EQ; ++i)
mthca_free_eq(dev, &dev->eq_table.eq[i]);
struct ib_mad *out_mad)
{
int err;
- u8 status;
u16 slid = in_wc ? in_wc->slid : be16_to_cpu(IB_LID_PERMISSIVE);
u16 prev_lid = 0;
struct ib_port_attr pattr;
err = mthca_MAD_IFC(to_mdev(ibdev),
mad_flags & IB_MAD_IGNORE_MKEY,
mad_flags & IB_MAD_IGNORE_BKEY,
- port_num, in_wc, in_grh, in_mad, out_mad,
- &status);
- if (err) {
- mthca_err(to_mdev(ibdev), "MAD_IFC failed\n");
- return IB_MAD_RESULT_FAILURE;
- }
- if (status == MTHCA_CMD_STAT_BAD_PKT)
+ port_num, in_wc, in_grh, in_mad, out_mad);
+ if (err == -EBADMSG)
return IB_MAD_RESULT_SUCCESS;
- if (status) {
- mthca_err(to_mdev(ibdev), "MAD_IFC returned status %02x\n",
- status);
+ else if (err) {
+ mthca_err(to_mdev(ibdev), "MAD_IFC returned %d\n", err);
return IB_MAD_RESULT_FAILURE;
}
static int mthca_dev_lim(struct mthca_dev *mdev, struct mthca_dev_lim *dev_lim)
{
int err;
- u8 status;
mdev->limits.mtt_seg_size = (1 << log_mtts_per_seg) * 8;
- err = mthca_QUERY_DEV_LIM(mdev, dev_lim, &status);
+ err = mthca_QUERY_DEV_LIM(mdev, dev_lim);
if (err) {
- mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
+ mthca_err(mdev, "QUERY_DEV_LIM command returned %d"
+ ", aborting.\n", err);
return err;
}
- if (status) {
- mthca_err(mdev, "QUERY_DEV_LIM returned status 0x%02x, "
- "aborting.\n", status);
- return -EINVAL;
- }
if (dev_lim->min_page_sz > PAGE_SIZE) {
mthca_err(mdev, "HCA minimum page size of %d bigger than "
"kernel PAGE_SIZE of %ld, aborting.\n",
static int mthca_init_tavor(struct mthca_dev *mdev)
{
s64 size;
- u8 status;
int err;
struct mthca_dev_lim dev_lim;
struct mthca_profile profile;
struct mthca_init_hca_param init_hca;
- err = mthca_SYS_EN(mdev, &status);
+ err = mthca_SYS_EN(mdev);
if (err) {
- mthca_err(mdev, "SYS_EN command failed, aborting.\n");
+ mthca_err(mdev, "SYS_EN command returned %d, aborting.\n", err);
return err;
}
- if (status) {
- mthca_err(mdev, "SYS_EN returned status 0x%02x, "
- "aborting.\n", status);
- return -EINVAL;
- }
- err = mthca_QUERY_FW(mdev, &status);
+ err = mthca_QUERY_FW(mdev);
if (err) {
- mthca_err(mdev, "QUERY_FW command failed, aborting.\n");
- goto err_disable;
- }
- if (status) {
- mthca_err(mdev, "QUERY_FW returned status 0x%02x, "
- "aborting.\n", status);
- err = -EINVAL;
+ mthca_err(mdev, "QUERY_FW command returned %d,"
+ " aborting.\n", err);
goto err_disable;
}
- err = mthca_QUERY_DDR(mdev, &status);
+ err = mthca_QUERY_DDR(mdev);
if (err) {
- mthca_err(mdev, "QUERY_DDR command failed, aborting.\n");
- goto err_disable;
- }
- if (status) {
- mthca_err(mdev, "QUERY_DDR returned status 0x%02x, "
- "aborting.\n", status);
- err = -EINVAL;
+ mthca_err(mdev, "QUERY_DDR command returned %d, aborting.\n", err);
goto err_disable;
}
err = mthca_dev_lim(mdev, &dev_lim);
if (err) {
- mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
+ mthca_err(mdev, "QUERY_DEV_LIM command returned %d, aborting.\n", err);
goto err_disable;
}
goto err_disable;
}
- err = mthca_INIT_HCA(mdev, &init_hca, &status);
+ err = mthca_INIT_HCA(mdev, &init_hca);
if (err) {
- mthca_err(mdev, "INIT_HCA command failed, aborting.\n");
- goto err_disable;
- }
- if (status) {
- mthca_err(mdev, "INIT_HCA returned status 0x%02x, "
- "aborting.\n", status);
- err = -EINVAL;
+ mthca_err(mdev, "INIT_HCA command returned %d, aborting.\n", err);
goto err_disable;
}
return 0;
err_disable:
- mthca_SYS_DIS(mdev, &status);
+ mthca_SYS_DIS(mdev);
return err;
}
static int mthca_load_fw(struct mthca_dev *mdev)
{
- u8 status;
int err;
/* FIXME: use HCA-attached memory for FW if present */
return -ENOMEM;
}
- err = mthca_MAP_FA(mdev, mdev->fw.arbel.fw_icm, &status);
+ err = mthca_MAP_FA(mdev, mdev->fw.arbel.fw_icm);
if (err) {
- mthca_err(mdev, "MAP_FA command failed, aborting.\n");
- goto err_free;
- }
- if (status) {
- mthca_err(mdev, "MAP_FA returned status 0x%02x, aborting.\n", status);
- err = -EINVAL;
+ mthca_err(mdev, "MAP_FA command returned %d, aborting.\n", err);
goto err_free;
}
- err = mthca_RUN_FW(mdev, &status);
+ err = mthca_RUN_FW(mdev);
if (err) {
- mthca_err(mdev, "RUN_FW command failed, aborting.\n");
- goto err_unmap_fa;
- }
- if (status) {
- mthca_err(mdev, "RUN_FW returned status 0x%02x, aborting.\n", status);
- err = -EINVAL;
+ mthca_err(mdev, "RUN_FW command returned %d, aborting.\n", err);
goto err_unmap_fa;
}
return 0;
err_unmap_fa:
- mthca_UNMAP_FA(mdev, &status);
+ mthca_UNMAP_FA(mdev);
err_free:
mthca_free_icm(mdev, mdev->fw.arbel.fw_icm, 0);
u64 icm_size)
{
u64 aux_pages;
- u8 status;
int err;
- err = mthca_SET_ICM_SIZE(mdev, icm_size, &aux_pages, &status);
+ err = mthca_SET_ICM_SIZE(mdev, icm_size, &aux_pages);
if (err) {
- mthca_err(mdev, "SET_ICM_SIZE command failed, aborting.\n");
+ mthca_err(mdev, "SET_ICM_SIZE command returned %d, aborting.\n", err);
return err;
}
- if (status) {
- mthca_err(mdev, "SET_ICM_SIZE returned status 0x%02x, "
- "aborting.\n", status);
- return -EINVAL;
- }
mthca_dbg(mdev, "%lld KB of HCA context requires %lld KB aux memory.\n",
(unsigned long long) icm_size >> 10,
return -ENOMEM;
}
- err = mthca_MAP_ICM_AUX(mdev, mdev->fw.arbel.aux_icm, &status);
+ err = mthca_MAP_ICM_AUX(mdev, mdev->fw.arbel.aux_icm);
if (err) {
- mthca_err(mdev, "MAP_ICM_AUX command failed, aborting.\n");
- goto err_free_aux;
- }
- if (status) {
- mthca_err(mdev, "MAP_ICM_AUX returned status 0x%02x, aborting.\n", status);
- err = -EINVAL;
+ mthca_err(mdev, "MAP_ICM_AUX returned %d, aborting.\n", err);
goto err_free_aux;
}
mthca_unmap_eq_icm(mdev);
err_unmap_aux:
- mthca_UNMAP_ICM_AUX(mdev, &status);
+ mthca_UNMAP_ICM_AUX(mdev);
err_free_aux:
mthca_free_icm(mdev, mdev->fw.arbel.aux_icm, 0);
static void mthca_free_icms(struct mthca_dev *mdev)
{
- u8 status;
mthca_free_icm_table(mdev, mdev->mcg_table.table);
if (mdev->mthca_flags & MTHCA_FLAG_SRQ)
mthca_free_icm_table(mdev, mdev->mr_table.mtt_table);
mthca_unmap_eq_icm(mdev);
- mthca_UNMAP_ICM_AUX(mdev, &status);
+ mthca_UNMAP_ICM_AUX(mdev);
mthca_free_icm(mdev, mdev->fw.arbel.aux_icm, 0);
}
struct mthca_profile profile;
struct mthca_init_hca_param init_hca;
s64 icm_size;
- u8 status;
int err;
- err = mthca_QUERY_FW(mdev, &status);
+ err = mthca_QUERY_FW(mdev);
if (err) {
- mthca_err(mdev, "QUERY_FW command failed, aborting.\n");
+ mthca_err(mdev, "QUERY_FW command failed %d, aborting.\n", err);
return err;
}
- if (status) {
- mthca_err(mdev, "QUERY_FW returned status 0x%02x, "
- "aborting.\n", status);
- return -EINVAL;
- }
- err = mthca_ENABLE_LAM(mdev, &status);
- if (err) {
- mthca_err(mdev, "ENABLE_LAM command failed, aborting.\n");
- return err;
- }
- if (status == MTHCA_CMD_STAT_LAM_NOT_PRE) {
+ err = mthca_ENABLE_LAM(mdev);
+ if (err == -EAGAIN) {
mthca_dbg(mdev, "No HCA-attached memory (running in MemFree mode)\n");
mdev->mthca_flags |= MTHCA_FLAG_NO_LAM;
- } else if (status) {
- mthca_err(mdev, "ENABLE_LAM returned status 0x%02x, "
- "aborting.\n", status);
- return -EINVAL;
+ } else if (err) {
+ mthca_err(mdev, "ENABLE_LAM returned %d, aborting.\n", err);
+ return err;
}
err = mthca_load_fw(mdev);
if (err) {
- mthca_err(mdev, "Failed to start FW, aborting.\n");
+ mthca_err(mdev, "Loading FW returned %d, aborting.\n", err);
goto err_disable;
}
err = mthca_dev_lim(mdev, &dev_lim);
if (err) {
- mthca_err(mdev, "QUERY_DEV_LIM command failed, aborting.\n");
+ mthca_err(mdev, "QUERY_DEV_LIM returned %d, aborting.\n", err);
goto err_stop_fw;
}
if (err)
goto err_stop_fw;
- err = mthca_INIT_HCA(mdev, &init_hca, &status);
+ err = mthca_INIT_HCA(mdev, &init_hca);
if (err) {
- mthca_err(mdev, "INIT_HCA command failed, aborting.\n");
- goto err_free_icm;
- }
- if (status) {
- mthca_err(mdev, "INIT_HCA returned status 0x%02x, "
- "aborting.\n", status);
- err = -EINVAL;
+ mthca_err(mdev, "INIT_HCA command returned %d, aborting.\n", err);
goto err_free_icm;
}
mthca_free_icms(mdev);
err_stop_fw:
- mthca_UNMAP_FA(mdev, &status);
+ mthca_UNMAP_FA(mdev);
mthca_free_icm(mdev, mdev->fw.arbel.fw_icm, 0);
err_disable:
if (!(mdev->mthca_flags & MTHCA_FLAG_NO_LAM))
- mthca_DISABLE_LAM(mdev, &status);
+ mthca_DISABLE_LAM(mdev);
return err;
}
static void mthca_close_hca(struct mthca_dev *mdev)
{
- u8 status;
-
- mthca_CLOSE_HCA(mdev, 0, &status);
+ mthca_CLOSE_HCA(mdev, 0);
if (mthca_is_memfree(mdev)) {
mthca_free_icms(mdev);
- mthca_UNMAP_FA(mdev, &status);
+ mthca_UNMAP_FA(mdev);
mthca_free_icm(mdev, mdev->fw.arbel.fw_icm, 0);
if (!(mdev->mthca_flags & MTHCA_FLAG_NO_LAM))
- mthca_DISABLE_LAM(mdev, &status);
+ mthca_DISABLE_LAM(mdev);
} else
- mthca_SYS_DIS(mdev, &status);
+ mthca_SYS_DIS(mdev);
}
static int mthca_init_hca(struct mthca_dev *mdev)
{
- u8 status;
int err;
struct mthca_adapter adapter;
if (err)
return err;
- err = mthca_QUERY_ADAPTER(mdev, &adapter, &status);
+ err = mthca_QUERY_ADAPTER(mdev, &adapter);
if (err) {
- mthca_err(mdev, "QUERY_ADAPTER command failed, aborting.\n");
- goto err_close;
- }
- if (status) {
- mthca_err(mdev, "QUERY_ADAPTER returned status 0x%02x, "
- "aborting.\n", status);
- err = -EINVAL;
+ mthca_err(mdev, "QUERY_ADAPTER command returned %d, aborting.\n", err);
goto err_close;
}
static int mthca_setup_hca(struct mthca_dev *dev)
{
int err;
- u8 status;
MTHCA_INIT_DOORBELL_LOCK(&dev->doorbell_lock);
goto err_eq_table_free;
}
- err = mthca_NOP(dev, &status);
- if (err || status) {
+ err = mthca_NOP(dev);
+ if (err) {
if (dev->mthca_flags & MTHCA_FLAG_MSI_X) {
mthca_warn(dev, "NOP command failed to generate interrupt "
"(IRQ %d).\n",
static void __mthca_remove_one(struct pci_dev *pdev)
{
struct mthca_dev *mdev = pci_get_drvdata(pdev);
- u8 status;
int p;
if (mdev) {
mthca_unregister_device(mdev);
for (p = 1; p <= mdev->limits.num_ports; ++p)
- mthca_CLOSE_IB(mdev, p, &status);
+ mthca_CLOSE_IB(mdev, p);
mthca_cleanup_mcg_table(mdev);
mthca_cleanup_av_table(mdev);
struct mthca_mgm *mgm = mgm_mailbox->buf;
u8 *mgid;
int err;
- u8 status;
mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL);
if (IS_ERR(mailbox))
memcpy(mgid, gid, 16);
- err = mthca_MGID_HASH(dev, mailbox, hash, &status);
- if (err)
- goto out;
- if (status) {
- mthca_err(dev, "MGID_HASH returned status %02x\n", status);
- err = -EINVAL;
+ err = mthca_MGID_HASH(dev, mailbox, hash);
+ if (err) {
+ mthca_err(dev, "MGID_HASH failed (%d)\n", err);
goto out;
}
*prev = -1;
do {
- err = mthca_READ_MGM(dev, *index, mgm_mailbox, &status);
- if (err)
- goto out;
- if (status) {
- mthca_err(dev, "READ_MGM returned status %02x\n", status);
- err = -EINVAL;
+ err = mthca_READ_MGM(dev, *index, mgm_mailbox);
+ if (err) {
+ mthca_err(dev, "READ_MGM failed (%d)\n", err);
goto out;
}
int link = 0;
int i;
int err;
- u8 status;
mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL);
if (IS_ERR(mailbox))
goto out;
}
- err = mthca_READ_MGM(dev, index, mailbox, &status);
- if (err)
- goto out;
- if (status) {
- mthca_err(dev, "READ_MGM returned status %02x\n", status);
- err = -EINVAL;
+ err = mthca_READ_MGM(dev, index, mailbox);
+ if (err) {
+ mthca_err(dev, "READ_MGM failed (%d)\n", err);
goto out;
}
memset(mgm, 0, sizeof *mgm);
goto out;
}
- err = mthca_WRITE_MGM(dev, index, mailbox, &status);
- if (err)
- goto out;
- if (status) {
- mthca_err(dev, "WRITE_MGM returned status %02x\n", status);
+ err = mthca_WRITE_MGM(dev, index, mailbox);
+ if (err) {
+ mthca_err(dev, "WRITE_MGM failed %d\n", err);
err = -EINVAL;
goto out;
}
if (!link)
goto out;
- err = mthca_READ_MGM(dev, prev, mailbox, &status);
- if (err)
- goto out;
- if (status) {
- mthca_err(dev, "READ_MGM returned status %02x\n", status);
- err = -EINVAL;
+ err = mthca_READ_MGM(dev, prev, mailbox);
+ if (err) {
+ mthca_err(dev, "READ_MGM failed %d\n", err);
goto out;
}
mgm->next_gid_index = cpu_to_be32(index << 6);
- err = mthca_WRITE_MGM(dev, prev, mailbox, &status);
+ err = mthca_WRITE_MGM(dev, prev, mailbox);
if (err)
- goto out;
- if (status) {
- mthca_err(dev, "WRITE_MGM returned status %02x\n", status);
- err = -EINVAL;
- }
+ mthca_err(dev, "WRITE_MGM returned %d\n", err);
out:
if (err && link && index != -1) {
int prev, index;
int i, loc;
int err;
- u8 status;
mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL);
if (IS_ERR(mailbox))
mgm->qp[loc] = mgm->qp[i - 1];
mgm->qp[i - 1] = 0;
- err = mthca_WRITE_MGM(dev, index, mailbox, &status);
- if (err)
- goto out;
- if (status) {
- mthca_err(dev, "WRITE_MGM returned status %02x\n", status);
- err = -EINVAL;
+ err = mthca_WRITE_MGM(dev, index, mailbox);
+ if (err) {
+ mthca_err(dev, "WRITE_MGM returned %d\n", err);
goto out;
}
int amgm_index_to_free = be32_to_cpu(mgm->next_gid_index) >> 6;
if (amgm_index_to_free) {
err = mthca_READ_MGM(dev, amgm_index_to_free,
- mailbox, &status);
- if (err)
- goto out;
- if (status) {
- mthca_err(dev, "READ_MGM returned status %02x\n",
- status);
- err = -EINVAL;
+ mailbox);
+ if (err) {
+ mthca_err(dev, "READ_MGM returned %d\n", err);
goto out;
}
} else
memset(mgm->gid, 0, 16);
- err = mthca_WRITE_MGM(dev, index, mailbox, &status);
- if (err)
- goto out;
- if (status) {
- mthca_err(dev, "WRITE_MGM returned status %02x\n", status);
- err = -EINVAL;
+ err = mthca_WRITE_MGM(dev, index, mailbox);
+ if (err) {
+ mthca_err(dev, "WRITE_MGM returned %d\n", err);
goto out;
}
if (amgm_index_to_free) {
} else {
/* Remove entry from AMGM */
int curr_next_index = be32_to_cpu(mgm->next_gid_index) >> 6;
- err = mthca_READ_MGM(dev, prev, mailbox, &status);
- if (err)
- goto out;
- if (status) {
- mthca_err(dev, "READ_MGM returned status %02x\n", status);
- err = -EINVAL;
+ err = mthca_READ_MGM(dev, prev, mailbox);
+ if (err) {
+ mthca_err(dev, "READ_MGM returned %d\n", err);
goto out;
}
mgm->next_gid_index = cpu_to_be32(curr_next_index << 6);
- err = mthca_WRITE_MGM(dev, prev, mailbox, &status);
- if (err)
- goto out;
- if (status) {
- mthca_err(dev, "WRITE_MGM returned status %02x\n", status);
- err = -EINVAL;
+ err = mthca_WRITE_MGM(dev, prev, mailbox);
+ if (err) {
+ mthca_err(dev, "WRITE_MGM returned %d\n", err);
goto out;
}
BUG_ON(index < dev->limits.num_mgms);
{
int i = (obj & (table->num_obj - 1)) * table->obj_size / MTHCA_TABLE_CHUNK_SIZE;
int ret = 0;
- u8 status;
mutex_lock(&table->mutex);
goto out;
}
- if (mthca_MAP_ICM(dev, table->icm[i], table->virt + i * MTHCA_TABLE_CHUNK_SIZE,
- &status) || status) {
+ if (mthca_MAP_ICM(dev, table->icm[i],
+ table->virt + i * MTHCA_TABLE_CHUNK_SIZE)) {
mthca_free_icm(dev, table->icm[i], table->coherent);
table->icm[i] = NULL;
ret = -ENOMEM;
void mthca_table_put(struct mthca_dev *dev, struct mthca_icm_table *table, int obj)
{
int i;
- u8 status;
if (!mthca_is_memfree(dev))
return;
if (--table->icm[i]->refcount == 0) {
mthca_UNMAP_ICM(dev, table->virt + i * MTHCA_TABLE_CHUNK_SIZE,
- MTHCA_TABLE_CHUNK_SIZE / MTHCA_ICM_PAGE_SIZE,
- &status);
+ MTHCA_TABLE_CHUNK_SIZE / MTHCA_ICM_PAGE_SIZE);
mthca_free_icm(dev, table->icm[i], table->coherent);
table->icm[i] = NULL;
}
int num_icm;
unsigned chunk_size;
int i;
- u8 status;
obj_per_chunk = MTHCA_TABLE_CHUNK_SIZE / obj_size;
num_icm = DIV_ROUND_UP(nobj, obj_per_chunk);
__GFP_NOWARN, use_coherent);
if (!table->icm[i])
goto err;
- if (mthca_MAP_ICM(dev, table->icm[i], virt + i * MTHCA_TABLE_CHUNK_SIZE,
- &status) || status) {
+ if (mthca_MAP_ICM(dev, table->icm[i],
+ virt + i * MTHCA_TABLE_CHUNK_SIZE)) {
mthca_free_icm(dev, table->icm[i], table->coherent);
table->icm[i] = NULL;
goto err;
for (i = 0; i < num_icm; ++i)
if (table->icm[i]) {
mthca_UNMAP_ICM(dev, virt + i * MTHCA_TABLE_CHUNK_SIZE,
- MTHCA_TABLE_CHUNK_SIZE / MTHCA_ICM_PAGE_SIZE,
- &status);
+ MTHCA_TABLE_CHUNK_SIZE / MTHCA_ICM_PAGE_SIZE);
mthca_free_icm(dev, table->icm[i], table->coherent);
}
void mthca_free_icm_table(struct mthca_dev *dev, struct mthca_icm_table *table)
{
int i;
- u8 status;
for (i = 0; i < table->num_icm; ++i)
if (table->icm[i]) {
- mthca_UNMAP_ICM(dev, table->virt + i * MTHCA_TABLE_CHUNK_SIZE,
- MTHCA_TABLE_CHUNK_SIZE / MTHCA_ICM_PAGE_SIZE,
- &status);
+ mthca_UNMAP_ICM(dev,
+ table->virt + i * MTHCA_TABLE_CHUNK_SIZE,
+ MTHCA_TABLE_CHUNK_SIZE / MTHCA_ICM_PAGE_SIZE);
mthca_free_icm(dev, table->icm[i], table->coherent);
}
{
struct page *pages[1];
int ret = 0;
- u8 status;
int i;
if (!mthca_is_memfree(dev))
}
ret = mthca_MAP_ICM_page(dev, sg_dma_address(&db_tab->page[i].mem),
- mthca_uarc_virt(dev, uar, i), &status);
- if (!ret && status)
- ret = -EINVAL;
+ mthca_uarc_virt(dev, uar, i));
if (ret) {
pci_unmap_sg(dev->pdev, &db_tab->page[i].mem, 1, PCI_DMA_TODEVICE);
put_page(sg_page(&db_tab->page[i].mem));
struct mthca_user_db_table *db_tab)
{
int i;
- u8 status;
if (!mthca_is_memfree(dev))
return;
for (i = 0; i < dev->uar_table.uarc_size / MTHCA_ICM_PAGE_SIZE; ++i) {
if (db_tab->page[i].uvirt) {
- mthca_UNMAP_ICM(dev, mthca_uarc_virt(dev, uar, i), 1, &status);
+ mthca_UNMAP_ICM(dev, mthca_uarc_virt(dev, uar, i), 1);
pci_unmap_sg(dev->pdev, &db_tab->page[i].mem, 1, PCI_DMA_TODEVICE);
put_page(sg_page(&db_tab->page[i].mem));
}
int i, j;
struct mthca_db_page *page;
int ret = 0;
- u8 status;
mutex_lock(&dev->db_tab->mutex);
memset(page->db_rec, 0, MTHCA_ICM_PAGE_SIZE);
ret = mthca_MAP_ICM_page(dev, page->mapping,
- mthca_uarc_virt(dev, &dev->driver_uar, i), &status);
- if (!ret && status)
- ret = -EINVAL;
+ mthca_uarc_virt(dev, &dev->driver_uar, i));
if (ret) {
dma_free_coherent(&dev->pdev->dev, MTHCA_ICM_PAGE_SIZE,
page->db_rec, page->mapping);
{
int i, j;
struct mthca_db_page *page;
- u8 status;
i = db_index / MTHCA_DB_REC_PER_PAGE;
j = db_index % MTHCA_DB_REC_PER_PAGE;
if (bitmap_empty(page->used, MTHCA_DB_REC_PER_PAGE) &&
i >= dev->db_tab->max_group1 - 1) {
- mthca_UNMAP_ICM(dev, mthca_uarc_virt(dev, &dev->driver_uar, i), 1, &status);
+ mthca_UNMAP_ICM(dev, mthca_uarc_virt(dev, &dev->driver_uar, i), 1);
dma_free_coherent(&dev->pdev->dev, MTHCA_ICM_PAGE_SIZE,
page->db_rec, page->mapping);
void mthca_cleanup_db_tab(struct mthca_dev *dev)
{
int i;
- u8 status;
if (!mthca_is_memfree(dev))
return;
if (!bitmap_empty(dev->db_tab->page[i].used, MTHCA_DB_REC_PER_PAGE))
mthca_warn(dev, "Kernel UARC page %d not empty\n", i);
- mthca_UNMAP_ICM(dev, mthca_uarc_virt(dev, &dev->driver_uar, i), 1, &status);
+ mthca_UNMAP_ICM(dev, mthca_uarc_virt(dev, &dev->driver_uar, i), 1);
dma_free_coherent(&dev->pdev->dev, MTHCA_ICM_PAGE_SIZE,
dev->db_tab->page[i].db_rec,
struct mthca_mailbox *mailbox;
__be64 *mtt_entry;
int err = 0;
- u8 status;
int i;
mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL);
if (i & 1)
mtt_entry[i + 2] = 0;
- err = mthca_WRITE_MTT(dev, mailbox, (i + 1) & ~1, &status);
+ err = mthca_WRITE_MTT(dev, mailbox, (i + 1) & ~1);
if (err) {
mthca_warn(dev, "WRITE_MTT failed (%d)\n", err);
goto out;
}
- if (status) {
- mthca_warn(dev, "WRITE_MTT returned status 0x%02x\n",
- status);
- err = -EINVAL;
- goto out;
- }
list_len -= i;
start_index += i;
u32 key;
int i;
int err;
- u8 status;
WARN_ON(buffer_size_shift >= 32);
}
err = mthca_SW2HW_MPT(dev, mailbox,
- key & (dev->limits.num_mpts - 1),
- &status);
+ key & (dev->limits.num_mpts - 1));
if (err) {
mthca_warn(dev, "SW2HW_MPT failed (%d)\n", err);
goto err_out_mailbox;
- } else if (status) {
- mthca_warn(dev, "SW2HW_MPT returned status 0x%02x\n",
- status);
- err = -EINVAL;
- goto err_out_mailbox;
}
mthca_free_mailbox(dev, mailbox);
void mthca_free_mr(struct mthca_dev *dev, struct mthca_mr *mr)
{
int err;
- u8 status;
err = mthca_HW2SW_MPT(dev, NULL,
key_to_hw_index(dev, mr->ibmr.lkey) &
- (dev->limits.num_mpts - 1),
- &status);
+ (dev->limits.num_mpts - 1));
if (err)
mthca_warn(dev, "HW2SW_MPT failed (%d)\n", err);
- else if (status)
- mthca_warn(dev, "HW2SW_MPT returned status 0x%02x\n",
- status);
mthca_free_region(dev, mr->ibmr.lkey);
mthca_free_mtt(dev, mr->mtt);
struct mthca_mailbox *mailbox;
u64 mtt_seg;
u32 key, idx;
- u8 status;
int list_len = mr->attr.max_pages;
int err = -ENOMEM;
int i;
}
err = mthca_SW2HW_MPT(dev, mailbox,
- key & (dev->limits.num_mpts - 1),
- &status);
+ key & (dev->limits.num_mpts - 1));
if (err) {
mthca_warn(dev, "SW2HW_MPT failed (%d)\n", err);
goto err_out_mailbox_free;
}
- if (status) {
- mthca_warn(dev, "SW2HW_MPT returned status 0x%02x\n",
- status);
- err = -EINVAL;
- goto err_out_mailbox_free;
- }
mthca_free_mailbox(dev, mailbox);
return 0;
int err = -ENOMEM;
struct mthca_dev *mdev = to_mdev(ibdev);
- u8 status;
-
in_mad = kzalloc(sizeof *in_mad, GFP_KERNEL);
out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL);
if (!in_mad || !out_mad)
in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;
err = mthca_MAD_IFC(mdev, 1, 1,
- 1, NULL, NULL, in_mad, out_mad,
- &status);
+ 1, NULL, NULL, in_mad, out_mad);
if (err)
goto out;
- if (status) {
- err = -EINVAL;
- goto out;
- }
props->device_cap_flags = mdev->device_cap_flags;
props->vendor_id = be32_to_cpup((__be32 *) (out_mad->data + 36)) &
struct ib_smp *in_mad = NULL;
struct ib_smp *out_mad = NULL;
int err = -ENOMEM;
- u8 status;
in_mad = kzalloc(sizeof *in_mad, GFP_KERNEL);
out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL);
in_mad->attr_mod = cpu_to_be32(port);
err = mthca_MAD_IFC(to_mdev(ibdev), 1, 1,
- port, NULL, NULL, in_mad, out_mad,
- &status);
+ port, NULL, NULL, in_mad, out_mad);
if (err)
goto out;
- if (status) {
- err = -EINVAL;
- goto out;
- }
props->lid = be16_to_cpup((__be16 *) (out_mad->data + 16));
props->lmc = out_mad->data[34] & 0x7;
struct mthca_set_ib_param set_ib;
struct ib_port_attr attr;
int err;
- u8 status;
if (mutex_lock_interruptible(&to_mdev(ibdev)->cap_mask_mutex))
return -ERESTARTSYS;
set_ib.cap_mask = (attr.port_cap_flags | props->set_port_cap_mask) &
~props->clr_port_cap_mask;
- err = mthca_SET_IB(to_mdev(ibdev), &set_ib, port, &status);
+ err = mthca_SET_IB(to_mdev(ibdev), &set_ib, port);
if (err)
goto out;
- if (status) {
- err = -EINVAL;
- goto out;
- }
-
out:
mutex_unlock(&to_mdev(ibdev)->cap_mask_mutex);
return err;
struct ib_smp *in_mad = NULL;
struct ib_smp *out_mad = NULL;
int err = -ENOMEM;
- u8 status;
in_mad = kzalloc(sizeof *in_mad, GFP_KERNEL);
out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL);
in_mad->attr_mod = cpu_to_be32(index / 32);
err = mthca_MAD_IFC(to_mdev(ibdev), 1, 1,
- port, NULL, NULL, in_mad, out_mad,
- &status);
+ port, NULL, NULL, in_mad, out_mad);
if (err)
goto out;
- if (status) {
- err = -EINVAL;
- goto out;
- }
*pkey = be16_to_cpu(((__be16 *) out_mad->data)[index % 32]);
struct ib_smp *in_mad = NULL;
struct ib_smp *out_mad = NULL;
int err = -ENOMEM;
- u8 status;
in_mad = kzalloc(sizeof *in_mad, GFP_KERNEL);
out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL);
in_mad->attr_mod = cpu_to_be32(port);
err = mthca_MAD_IFC(to_mdev(ibdev), 1, 1,
- port, NULL, NULL, in_mad, out_mad,
- &status);
+ port, NULL, NULL, in_mad, out_mad);
if (err)
goto out;
- if (status) {
- err = -EINVAL;
- goto out;
- }
memcpy(gid->raw, out_mad->data + 8, 8);
in_mad->attr_mod = cpu_to_be32(index / 8);
err = mthca_MAD_IFC(to_mdev(ibdev), 1, 1,
- port, NULL, NULL, in_mad, out_mad,
- &status);
+ port, NULL, NULL, in_mad, out_mad);
if (err)
goto out;
- if (status) {
- err = -EINVAL;
- goto out;
- }
memcpy(gid->raw + 8, out_mad->data + (index % 8) * 8, 8);
struct mthca_cq *cq = to_mcq(ibcq);
struct mthca_resize_cq ucmd;
u32 lkey;
- u8 status;
int ret;
if (entries < 1 || entries > dev->limits.max_cqes)
lkey = ucmd.lkey;
}
- ret = mthca_RESIZE_CQ(dev, cq->cqn, lkey, ilog2(entries), &status);
- if (status)
- ret = -EINVAL;
+ ret = mthca_RESIZE_CQ(dev, cq->cqn, lkey, ilog2(entries));
if (ret) {
if (cq->resize_buf) {
{
struct ib_fmr *fmr;
int err;
- u8 status;
struct mthca_dev *mdev = NULL;
list_for_each_entry(fmr, fmr_list, list) {
list_for_each_entry(fmr, fmr_list, list)
mthca_tavor_fmr_unmap(mdev, to_mfmr(fmr));
- err = mthca_SYNC_TPT(mdev, &status);
- if (err)
- return err;
- if (status)
- return -EINVAL;
- return 0;
+ err = mthca_SYNC_TPT(mdev);
+ return err;
}
static ssize_t show_rev(struct device *device, struct device_attribute *attr,
struct ib_smp *in_mad = NULL;
struct ib_smp *out_mad = NULL;
int err = -ENOMEM;
- u8 status;
in_mad = kzalloc(sizeof *in_mad, GFP_KERNEL);
out_mad = kmalloc(sizeof *out_mad, GFP_KERNEL);
in_mad->attr_id = IB_SMP_ATTR_NODE_DESC;
err = mthca_MAD_IFC(dev, 1, 1,
- 1, NULL, NULL, in_mad, out_mad,
- &status);
+ 1, NULL, NULL, in_mad, out_mad);
if (err)
goto out;
- if (status) {
- err = -EINVAL;
- goto out;
- }
memcpy(dev->ib_dev.node_desc, out_mad->data, 64);
in_mad->attr_id = IB_SMP_ATTR_NODE_INFO;
err = mthca_MAD_IFC(dev, 1, 1,
- 1, NULL, NULL, in_mad, out_mad,
- &status);
+ 1, NULL, NULL, in_mad, out_mad);
if (err)
goto out;
- if (status) {
- err = -EINVAL;
- goto out;
- }
if (mthca_is_memfree(dev))
dev->rev_id = be32_to_cpup((__be32 *) (out_mad->data + 32));
static void init_port(struct mthca_dev *dev, int port)
{
int err;
- u8 status;
struct mthca_init_ib_param param;
memset(¶m, 0, sizeof param);
param.gid_cap = dev->limits.gid_table_len;
param.pkey_cap = dev->limits.pkey_table_len;
- err = mthca_INIT_IB(dev, ¶m, port, &status);
+ err = mthca_INIT_IB(dev, ¶m, port);
if (err)
mthca_warn(dev, "INIT_IB failed, return code %d.\n", err);
- if (status)
- mthca_warn(dev, "INIT_IB returned status %02x.\n", status);
}
static __be32 get_hw_access_flags(struct mthca_qp *qp, const struct ib_qp_attr *attr,
struct mthca_qp_param *qp_param;
struct mthca_qp_context *context;
int mthca_state;
- u8 status;
mutex_lock(&qp->mutex);
goto out;
}
- err = mthca_QUERY_QP(dev, qp->qpn, 0, mailbox, &status);
- if (err)
- goto out_mailbox;
- if (status) {
- mthca_warn(dev, "QUERY_QP returned status %02x\n", status);
- err = -EINVAL;
+ err = mthca_QUERY_QP(dev, qp->qpn, 0, mailbox);
+ if (err) {
+ mthca_warn(dev, "QUERY_QP failed (%d)\n", err);
goto out_mailbox;
}
struct mthca_qp_param *qp_param;
struct mthca_qp_context *qp_context;
u32 sqd_event = 0;
- u8 status;
int err = -EINVAL;
mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL);
sqd_event = 1 << 31;
err = mthca_MODIFY_QP(dev, cur_state, new_state, qp->qpn, 0,
- mailbox, sqd_event, &status);
- if (err)
- goto out_mailbox;
- if (status) {
- mthca_warn(dev, "modify QP %d->%d returned status %02x.\n",
- cur_state, new_state, status);
- err = -EINVAL;
+ mailbox, sqd_event);
+ if (err) {
+ mthca_warn(dev, "modify QP %d->%d returned %d.\n",
+ cur_state, new_state, err);
goto out_mailbox;
}
cur_state != IB_QPS_ERR &&
(new_state == IB_QPS_RESET ||
new_state == IB_QPS_ERR))
- mthca_CLOSE_IB(dev, qp->port, &status);
+ mthca_CLOSE_IB(dev, qp->port);
}
/*
void mthca_free_qp(struct mthca_dev *dev,
struct mthca_qp *qp)
{
- u8 status;
struct mthca_cq *send_cq;
struct mthca_cq *recv_cq;
if (qp->state != IB_QPS_RESET)
mthca_MODIFY_QP(dev, qp->state, IB_QPS_RESET, qp->qpn, 0,
- NULL, 0, &status);
+ NULL, 0);
/*
* If this is a userspace QP, the buffers, MR, CQs and so on
int mthca_init_qp_table(struct mthca_dev *dev)
{
int err;
- u8 status;
int i;
spin_lock_init(&dev->qp_table.lock);
for (i = 0; i < 2; ++i) {
err = mthca_CONF_SPECIAL_QP(dev, i ? IB_QPT_GSI : IB_QPT_SMI,
- dev->qp_table.sqp_start + i * 2,
- &status);
- if (err)
- goto err_out;
- if (status) {
+ dev->qp_table.sqp_start + i * 2);
+ if (err) {
mthca_warn(dev, "CONF_SPECIAL_QP returned "
- "status %02x, aborting.\n",
- status);
- err = -EINVAL;
+ "%d, aborting.\n", err);
goto err_out;
}
}
err_out:
for (i = 0; i < 2; ++i)
- mthca_CONF_SPECIAL_QP(dev, i, 0, &status);
+ mthca_CONF_SPECIAL_QP(dev, i, 0);
mthca_array_cleanup(&dev->qp_table.qp, dev->limits.num_qps);
mthca_alloc_cleanup(&dev->qp_table.alloc);
void mthca_cleanup_qp_table(struct mthca_dev *dev)
{
int i;
- u8 status;
for (i = 0; i < 2; ++i)
- mthca_CONF_SPECIAL_QP(dev, i, 0, &status);
+ mthca_CONF_SPECIAL_QP(dev, i, 0);
mthca_array_cleanup(&dev->qp_table.qp, dev->limits.num_qps);
mthca_alloc_cleanup(&dev->qp_table.alloc);
struct ib_srq_attr *attr, struct mthca_srq *srq)
{
struct mthca_mailbox *mailbox;
- u8 status;
int ds;
int err;
else
mthca_tavor_init_srq_context(dev, pd, srq, mailbox->buf);
- err = mthca_SW2HW_SRQ(dev, mailbox, srq->srqn, &status);
+ err = mthca_SW2HW_SRQ(dev, mailbox, srq->srqn);
if (err) {
mthca_warn(dev, "SW2HW_SRQ failed (%d)\n", err);
goto err_out_free_buf;
}
- if (status) {
- mthca_warn(dev, "SW2HW_SRQ returned status 0x%02x\n",
- status);
- err = -EINVAL;
- goto err_out_free_buf;
- }
spin_lock_irq(&dev->srq_table.lock);
if (mthca_array_set(&dev->srq_table.srq,
return 0;
err_out_free_srq:
- err = mthca_HW2SW_SRQ(dev, mailbox, srq->srqn, &status);
+ err = mthca_HW2SW_SRQ(dev, mailbox, srq->srqn);
if (err)
mthca_warn(dev, "HW2SW_SRQ failed (%d)\n", err);
- else if (status)
- mthca_warn(dev, "HW2SW_SRQ returned status 0x%02x\n", status);
err_out_free_buf:
if (!pd->ibpd.uobject)
{
struct mthca_mailbox *mailbox;
int err;
- u8 status;
mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL);
if (IS_ERR(mailbox)) {
return;
}
- err = mthca_HW2SW_SRQ(dev, mailbox, srq->srqn, &status);
+ err = mthca_HW2SW_SRQ(dev, mailbox, srq->srqn);
if (err)
mthca_warn(dev, "HW2SW_SRQ failed (%d)\n", err);
- else if (status)
- mthca_warn(dev, "HW2SW_SRQ returned status 0x%02x\n", status);
spin_lock_irq(&dev->srq_table.lock);
mthca_array_clear(&dev->srq_table.srq,
{
struct mthca_dev *dev = to_mdev(ibsrq->device);
struct mthca_srq *srq = to_msrq(ibsrq);
- int ret;
- u8 status;
+ int ret = 0;
/* We don't support resizing SRQs (yet?) */
if (attr_mask & IB_SRQ_MAX_WR)
return -EINVAL;
mutex_lock(&srq->mutex);
- ret = mthca_ARM_SRQ(dev, srq->srqn, attr->srq_limit, &status);
+ ret = mthca_ARM_SRQ(dev, srq->srqn, attr->srq_limit);
mutex_unlock(&srq->mutex);
-
- if (ret)
- return ret;
- if (status)
- return -EINVAL;
}
- return 0;
+ return ret;
}
int mthca_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *srq_attr)
struct mthca_mailbox *mailbox;
struct mthca_arbel_srq_context *arbel_ctx;
struct mthca_tavor_srq_context *tavor_ctx;
- u8 status;
int err;
mailbox = mthca_alloc_mailbox(dev, GFP_KERNEL);
if (IS_ERR(mailbox))
return PTR_ERR(mailbox);
- err = mthca_QUERY_SRQ(dev, srq->srqn, mailbox, &status);
+ err = mthca_QUERY_SRQ(dev, srq->srqn, mailbox);
if (err)
goto out;
projects / openwrt / staging / blogic.git / commitdiff