[PATCH 1/3] app/testpmd: fix displaying RSS info
Ferruh Yigit
ferruh.yigit at xilinx.com
Thu May 26 10:56:12 CEST 2022
On 5/26/2022 4:52 AM, lihuisong (C) wrote:
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>
> Hi, Ferruh
>
> This patch is the same as the following patch:
>
> https://nam11.safelinks.protection.outlook.com/?url=http%3A%2F%2Fpatches.dpdk.org%2Fproject%2Fdpdk%2Fpatch%2F20220429102445.23711-2-lihuisong%40huawei.com%2F&data=05%7C01%7CFerruh.Yigit%40amd.com%7Cda898bd1b39b438ce3e308da3ecb3123%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637891340148254654%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=kixRff%2BQavl0SYS7woT5YYJELrrocoSoV4sE7TUK9Is%3D&reserved=0
>
>
> It was delegated to you.😂
>
Yes indeed, I missed it. They are fixing same issue.
But there is slight difference in the implementation, can you please
review the set? We can share the sign off for final set.
>
> 在 2022/5/26 1:37, Ferruh Yigit 写道:
>> When supported RSS offload flow types are printed via 'show port info #'
>> command, flow names are get from flow type array which is wrong and
>> causing some RSS flow types not being displayed.
>>
>> Instead RSS flow type array should be used. Also helper functions added
>> and existing code updated to use helpers.
>>
>> Fixes: b12964f621dc ("ethdev: unification of RSS offload types")
>> Cc: stable at dpdk.org
>>
>> Signed-off-by: Ferruh Yigit <ferruh.yigit at xilinx.com>
>> ---
>> Cc: helin.zhang at intel.com
>>
>> Note:
>> In ethdev, flow type macros 'RTE_ETH_FLOW_*' and RSS type macros
>> 'RTE_ETH_RSS_*' are related, buy they seems diverged a little, may need
>> to check that too.
>> ---
>> app/test-pmd/config.c | 92 ++++++++++++++++++++++++++++++-------------
>> 1 file changed, 64 insertions(+), 28 deletions(-)
>>
>> diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
>> index 72d2606d19d5..c353d224ef06 100644
>> --- a/app/test-pmd/config.c
>> +++ b/app/test-pmd/config.c
>> @@ -147,6 +147,32 @@ const struct rss_type_info rss_type_table[] = {
>> { NULL, 0 },
>> };
>>
>> +static const char *
>> +rsstype_to_str(uint64_t rss_type)
>> +{
>> + int i;
>> +
>> + for (i = 0; rss_type_table[i].str != NULL; i++) {
>> + if (rss_type_table[i].rss_type == rss_type)
>> + return rss_type_table[i].str;
>> + }
>> +
>> + return NULL;
>> +}
>> +
>> +static uint64_t
>> +str_to_rsstype(const char *str)
>> +{
>> + int i;
>> +
>> + for (i = 0; rss_type_table[i].str != NULL; i++) {
>> + if (!strcmp(rss_type_table[i].str, str))
>> + return rss_type_table[i].rss_type;
>> + }
>> +
>> + return 0;
>> +}
>> +
>> static const struct {
>> enum rte_eth_fec_mode mode;
>> const char *name;
>> @@ -779,19 +805,21 @@ port_infos_display(portid_t port_id)
>> if (!dev_info.flow_type_rss_offloads)
>> printf("No RSS offload flow type is supported.\n");
>> else {
>> + uint64_t rss_types = dev_info.flow_type_rss_offloads;
>> uint16_t i;
>> - char *p;
>>
>> printf("Supported RSS offload flow types:\n");
>> - for (i = RTE_ETH_FLOW_UNKNOWN + 1;
>> - i < sizeof(dev_info.flow_type_rss_offloads) *
>> CHAR_BIT; i++) {
>> - if (!(dev_info.flow_type_rss_offloads & (1ULL <<
>> i)))
>> - continue;
>> - p = flowtype_to_str(i);
>> - if (p)
>> - printf(" %s\n", p);
>> - else
>> - printf(" user defined %d\n", i);
>> + for (i = 0; rss_types != 0; i++) {
>> + if (rss_types & 1) {
>> + uint64_t rss_type = 1ULL << i;
>> + const char *p = rsstype_to_str(rss_type);
>> +
>> + if (p)
>> + printf(" %s\n", p);
>> + else
>> + printf(" user defined
>> 0x%"PRIx64"\n", rss_type);
>> + }
>> + rss_types >>= 1;
>> }
>> }
>>
>> @@ -1547,6 +1575,7 @@ port_flow_complain(struct rte_flow_error *error)
>> static void
>> rss_config_display(struct rte_flow_action_rss *rss_conf)
>> {
>> + uint64_t rss_types;
>> uint8_t i;
>>
>> if (rss_conf == NULL) {
>> @@ -1582,16 +1611,23 @@ rss_config_display(struct rte_flow_action_rss
>> *rss_conf)
>> }
>>
>> printf(" types:\n");
>> - if (rss_conf->types == 0) {
>> + rss_types = rss_conf->types;
>> + if (rss_types == 0) {
>> printf(" none\n");
>> return;
>> }
>> - for (i = 0; rss_type_table[i].str; i++) {
>> - if ((rss_conf->types &
>> - rss_type_table[i].rss_type) ==
>> - rss_type_table[i].rss_type &&
>> - rss_type_table[i].rss_type != 0)
>> - printf(" %s\n", rss_type_table[i].str);
>> +
>> + for (i = 0; rss_types != 0; i++) {
>> + if (rss_types & 1) {
>> + uint64_t rss_type = 1ULL << i;
>> + const char *p = rsstype_to_str(rss_type);
>> +
>> + if (p)
>> + printf(" %s\n", p);
>> + else
>> + printf(" user defined 0x%"PRIx64"\n",
>> rss_type);
>> + }
>> + rss_types >>= 1;
>> }
>> }
>>
>> @@ -3823,11 +3859,16 @@ port_rss_hash_conf_show(portid_t port_id, int
>> show_rss_key)
>> return;
>> }
>> printf("RSS functions:\n ");
>> - for (i = 0; rss_type_table[i].str; i++) {
>> - if (rss_type_table[i].rss_type == 0)
>> - continue;
>> - if ((rss_hf & rss_type_table[i].rss_type) ==
>> rss_type_table[i].rss_type)
>> - printf("%s ", rss_type_table[i].str);
>> + for (i = 0; rss_hf != 0; i++) {
>> + if (rss_hf & 1) {
>> + uint64_t rss_type = 1ULL << i;
>> + const char *p = rsstype_to_str(rss_type);
>> + if (p)
>> + printf("%s ", p);
>> + else
>> + printf("0x%"PRIx64" ", rss_type);
>> + }
>> + rss_hf >>= 1;
>> }
>> printf("\n");
>> if (!show_rss_key)
>> @@ -3844,15 +3885,10 @@ port_rss_hash_key_update(portid_t port_id,
>> char rss_type[], uint8_t *hash_key,
>> {
>> struct rte_eth_rss_conf rss_conf;
>> int diag;
>> - unsigned int i;
>>
>> rss_conf.rss_key = NULL;
>> rss_conf.rss_key_len = 0;
>> - rss_conf.rss_hf = 0;
>> - for (i = 0; rss_type_table[i].str; i++) {
>> - if (!strcmp(rss_type_table[i].str, rss_type))
>> - rss_conf.rss_hf = rss_type_table[i].rss_type;
>> - }
>> + rss_conf.rss_hf = str_to_rsstype(rss_type);
>> diag = rte_eth_dev_rss_hash_conf_get(port_id, &rss_conf);
>> if (diag == 0) {
>> rss_conf.rss_key = hash_key;
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