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idxd: Replace the read_8 function pointer with another one

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Just remove this function pointer and add a new one,i.e.,
dump_sw_error.

Because this function pointer is only used to
read a sw err info. We can hide it in the detailed
idxd implemenation.

Signed-off-by: Ziye Yang <ziye.yang@intel.com>
Change-Id: I42fe2220dae85df307b5af64e37acfd7f748915b
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/8707
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
This commit is contained in:
Ziye Yang 2021-07-08 18:29:27 +08:00 committed by Tomasz Zawadzki
parent 2f5abdb7fd
commit 13eb8f2fb3
3 changed files with 27 additions and 30 deletions
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28
lib/idxd/idxd.c
View File

@ -81,12 +81,6 @@ struct device_config g_dev_cfg1 = {
.total_engines = 4,
};
static uint64_t
idxd_read_8(struct spdk_idxd_device *idxd, void *portal, uint32_t offset)
{
return idxd->impl->read_8(idxd, portal, offset);
}
struct spdk_idxd_io_channel *
spdk_idxd_get_channel(struct spdk_idxd_device *idxd)
{
@ -1020,23 +1014,13 @@ spdk_idxd_batch_prep_compare(struct spdk_idxd_io_channel *chan, struct idxd_batc
return 0;
}
static void
_dump_error_reg(struct spdk_idxd_io_channel *chan)
static inline void
_dump_sw_error_reg(struct spdk_idxd_io_channel *chan)
{
uint64_t sw_error_0;
uint16_t i;
struct spdk_idxd_device *idxd = chan->idxd;
sw_error_0 = idxd_read_8(chan->idxd, chan->portal, IDXD_SWERR_OFFSET);
SPDK_NOTICELOG("SW Error bits set:");
for (i = 0; i < CHAR_BIT; i++) {
if ((1ULL << i) & sw_error_0) {
SPDK_NOTICELOG(" %d\n", i);
}
}
SPDK_NOTICELOG("SW Error error code: %#x\n", (uint8_t)(sw_error_0 >> 8));
SPDK_NOTICELOG("SW Error WQ index: %u\n", (uint8_t)(sw_error_0 >> 16));
SPDK_NOTICELOG("SW Error Operation: %u\n", (uint8_t)(sw_error_0 >> 32));
assert(idxd != NULL);
idxd->impl->dump_sw_error(idxd, chan->portal);
}
/* TODO: there are multiple ways of getting completions but we can't really pick the best one without
@ -1070,7 +1054,7 @@ spdk_idxd_process_events(struct spdk_idxd_io_channel *chan)
if (spdk_unlikely(IDXD_FAILURE(comp_ctx->hw.status))) {
status = -EINVAL;
_dump_error_reg(chan);
_dump_sw_error_reg(chan);
}
switch (comp_ctx->desc->opcode) {

2
lib/idxd/idxd.h
View File

@ -177,7 +177,7 @@ struct spdk_idxd_impl {
void (*set_config)(struct device_config *g_dev_cfg, uint32_t config_num);
int (*probe)(void *cb_ctx, spdk_idxd_attach_cb attach_cb);
void (*destruct)(struct spdk_idxd_device *idxd);
uint64_t (*read_8)(struct spdk_idxd_device *idxd, void *portal, uint32_t offset);
void (*dump_sw_error)(struct spdk_idxd_device *idxd, void *portal);
char *(*portal_get_addr)(struct spdk_idxd_device *idxd);
/* It is a workround for simulator */
bool (*nop_check)(struct spdk_idxd_device *idxd);

27
lib/idxd/idxd_user.c
View File

@ -90,12 +90,6 @@ _idxd_read_8(struct spdk_idxd_device *idxd, uint32_t offset)
return spdk_mmio_read_8((uint64_t *)(user_idxd->reg_base + offset));
}
static uint64_t
idxd_read_8(struct spdk_idxd_device *idxd, void *portal, uint32_t offset)
{
return _idxd_read_8(idxd, offset);
}
static void
_idxd_write_8(struct spdk_idxd_device *idxd, uint32_t offset, uint64_t value)
{
@ -503,6 +497,25 @@ user_idxd_probe(void *cb_ctx, spdk_idxd_attach_cb attach_cb)
return rc;
}
static void
user_idxd_dump_sw_err(struct spdk_idxd_device *idxd, void *portal)
{
uint64_t sw_error_0;
uint16_t i;
sw_error_0 = _idxd_read_8(idxd, IDXD_SWERR_OFFSET);
SPDK_NOTICELOG("SW Error bits set:");
for (i = 0; i < CHAR_BIT; i++) {
if ((1ULL << i) & sw_error_0) {
SPDK_NOTICELOG(" %d\n", i);
}
}
SPDK_NOTICELOG("SW Error error code: %#x\n", (uint8_t)(sw_error_0 >> 8));
SPDK_NOTICELOG("SW Error WQ index: %u\n", (uint8_t)(sw_error_0 >> 16));
SPDK_NOTICELOG("SW Error Operation: %u\n", (uint8_t)(sw_error_0 >> 32));
}
static char *
user_idxd_portal_get_addr(struct spdk_idxd_device *idxd)
{
@ -527,7 +540,7 @@ static struct spdk_idxd_impl g_user_idxd_impl = {
.set_config = user_idxd_set_config,
.probe = user_idxd_probe,
.destruct = user_idxd_device_destruct,
.read_8 = idxd_read_8,
.dump_sw_error = user_idxd_dump_sw_err,
.portal_get_addr = user_idxd_portal_get_addr,
.nop_check = user_idxd_nop_check,
};