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net/ice: cleanup RSS/FDIR profile on device init

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When app restarts, RSS/FDIR profile ID will increase which may
run out of all the profile resources.

The patch cleanup RSS/FDIR profile resources when device init
to fix this issue.

Fixes: d7d150b930 ("net/ice: enable RSS when device init")
Cc: stable@dpdk.org

Signed-off-by: Ying A Wang <ying.a.wang@intel.com>
Reviewed-by: Xiaolong Ye <xiaolong.ye@intel.com>
This commit is contained in:
Ying A Wang 2019-10-18 02:31:59 +08:00 committed by Ferruh Yigit
parent efc16c6214
commit 7edc7158d7
1 changed files with 94 additions and 0 deletions
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94
drivers/net/ice/ice_ethdev.c
View File

@ -13,6 +13,7 @@
#include "base/ice_sched.h"
#include "base/ice_flow.h"
#include "base/ice_dcb.h"
#include "base/ice_common.h"
#include "ice_ethdev.h"
#include "ice_rxtx.h"
#include "ice_generic_flow.h"
@ -40,6 +41,7 @@ static const char * const ice_valid_args[] = {
#define ICE_OS_DEFAULT_PKG_NAME "ICE OS Default Package"
#define ICE_COMMS_PKG_NAME "ICE COMMS Package"
#define ICE_MAX_PKG_FILENAME_SIZE 256
#define ICE_MAX_RES_DESC_NUM 1024
int ice_logtype_init;
int ice_logtype_driver;
@ -1942,6 +1944,92 @@ ice_vsi_config_sw_lldp(struct ice_vsi *vsi, bool on)
return ret;
}
static enum ice_status
ice_get_hw_res(struct ice_hw *hw, uint16_t res_type,
uint16_t num, uint16_t desc_id,
uint16_t *prof_buf, uint16_t *num_prof)
{
struct ice_aqc_get_allocd_res_desc_resp *resp_buf;
int ret;
uint16_t buf_len;
bool res_shared = 1;
struct ice_aq_desc aq_desc;
struct ice_sq_cd *cd = NULL;
struct ice_aqc_get_allocd_res_desc *cmd =
&aq_desc.params.get_res_desc;
buf_len = sizeof(resp_buf->elem) * num;
resp_buf = ice_malloc(hw, buf_len);
if (!resp_buf)
return -ENOMEM;
ice_fill_dflt_direct_cmd_desc(&aq_desc,
ice_aqc_opc_get_allocd_res_desc);
cmd->ops.cmd.res = CPU_TO_LE16(((res_type << ICE_AQC_RES_TYPE_S) &
ICE_AQC_RES_TYPE_M) | (res_shared ?
ICE_AQC_RES_TYPE_FLAG_SHARED : 0));
cmd->ops.cmd.first_desc = CPU_TO_LE16(desc_id);
ret = ice_aq_send_cmd(hw, &aq_desc, resp_buf, buf_len, cd);
if (!ret)
*num_prof = LE16_TO_CPU(cmd->ops.resp.num_desc);
else
goto exit;
ice_memcpy(prof_buf, resp_buf->elem, sizeof(resp_buf->elem) *
(*num_prof), ICE_NONDMA_TO_NONDMA);
exit:
rte_free(resp_buf);
return ret;
}
static int
ice_cleanup_resource(struct ice_hw *hw, uint16_t res_type)
{
int ret;
uint16_t prof_id;
uint16_t prof_buf[ICE_MAX_RES_DESC_NUM];
uint16_t first_desc = 1;
uint16_t num_prof = 0;
ret = ice_get_hw_res(hw, res_type, ICE_MAX_RES_DESC_NUM,
first_desc, prof_buf, &num_prof);
if (ret) {
PMD_INIT_LOG(ERR, "Failed to get fxp resource");
return ret;
}
for (prof_id = 0; prof_id < num_prof; prof_id++) {
ret = ice_free_hw_res(hw, res_type, 1, &prof_buf[prof_id]);
if (ret) {
PMD_INIT_LOG(ERR, "Failed to free fxp resource");
return ret;
}
}
return 0;
}
static int
ice_reset_fxp_resource(struct ice_hw *hw)
{
int ret;
ret = ice_cleanup_resource(hw, ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID);
if (ret) {
PMD_INIT_LOG(ERR, "Failed to clearup fdir resource");
return ret;
}
ret = ice_cleanup_resource(hw, ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID);
if (ret) {
PMD_INIT_LOG(ERR, "Failed to clearup rss resource");
return ret;
}
return 0;
}
static int
ice_dev_init(struct rte_eth_dev *dev)
{
@ -2079,6 +2167,12 @@ ice_dev_init(struct rte_eth_dev *dev)
return ret;
}
ret = ice_reset_fxp_resource(hw);
if (ret) {
PMD_INIT_LOG(ERR, "Failed to reset fxp resource");
return ret;
}
return 0;
err_pf_setup: