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DIR:OUT; SFP:1101; SCL:1; SRVR:BYAPR07MB5320; H:BYAPR07MB5365.namprd07.prod.outlook.com; FPR:; SPF:None; LANG:en; PTR:InfoNoRecords; A:1; MX:1; received-spf: None (protection.outlook.com: cavium.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: xSsuOOxgyU4P/K8Gq26JVmw5ldPbfwZchvF1HQR5DzjxwHHR5SSX1MDK4NebqkrofOMLVNkU+1LyoFB8L9gyhWnd09MO7cEOp2wRgAgx0IMoOoYxOMGrNaOZLTX8E7K8dqmjt/V4L35yUn5xNKL8dwQwv7JUfihTDthJ8s4DrOMO8hhyNS0gHr32tgaPT4wsV69z29lMWUaNAxdTEsVCus1h77jnusrl6rfcsqQvE7JRVgxZKRib60pfL79Z3aHJSj/iOlQsmq0hJK9eGxHWEb/5skIZC8eGuJpFkW4YwlvcnM+QrBr8HlpGjiZtVSeWmmSkfSNuXVfO3rl+zJmCD6X2X0uSYk7MBZgP85Y/U5k= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM MIME-Version: 1.0 X-OriginatorOrg: cavium.com X-MS-Exchange-CrossTenant-Network-Message-Id: d0eb33cc-b87c-40c2-ecca-08d625e3944c X-MS-Exchange-CrossTenant-originalarrivaltime: 29 Sep 2018 08:14:30.4493 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 711e4ccf-2e9b-4bcf-a551-4094005b6194 X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR07MB5320 Subject: [dpdk-dev] [PATCH 05/18] net/qede/base: add API to update FW RSS indirection table X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Added ecore_update_eth_rss_ind_table_entry() api to update FW RSS indirection table entry according to new interface of FW 8.37.x.x. Signed-off-by: Rasesh Mody --- drivers/net/qede/base/ecore_l2.c | 52 ++++++++++++++++++++++++++++++++++ drivers/net/qede/base/ecore_l2_api.h | 24 ++++++++++++++++ 2 files changed, 76 insertions(+) diff --git a/drivers/net/qede/base/ecore_l2.c b/drivers/net/qede/base/ecore_l2.c index ec40aac..d87ffda 100644 --- a/drivers/net/qede/base/ecore_l2.c +++ b/drivers/net/qede/base/ecore_l2.c @@ -2323,3 +2323,55 @@ enum _ecore_status_t return ecore_init_vport_rl(p_hwfn, p_ptt, vport, rate, p_link->speed); } + +#define RSS_TSTORM_UPDATE_STATUS_MAX_POLL_COUNT 100 +#define RSS_TSTORM_UPDATE_STATUS_POLL_PERIOD_US 1 + +enum _ecore_status_t +ecore_update_eth_rss_ind_table_entry(struct ecore_hwfn *p_hwfn, + u8 vport_id, + u8 ind_table_index, + u16 ind_table_value) +{ + struct eth_tstorm_rss_update_data update_data = { 0 }; + void OSAL_IOMEM *addr = OSAL_NULL; + enum _ecore_status_t rc; + u8 abs_vport_id; + u32 cnt = 0; + + OSAL_BUILD_BUG_ON(sizeof(update_data) != sizeof(u64)); + + rc = ecore_fw_vport(p_hwfn, vport_id, &abs_vport_id); + if (rc != ECORE_SUCCESS) + return rc; + + addr = (u8 OSAL_IOMEM *)p_hwfn->regview + + GTT_BAR0_MAP_REG_TSDM_RAM + + TSTORM_ETH_RSS_UPDATE_OFFSET(p_hwfn->rel_pf_id); + + *(u64 *)(&update_data) = DIRECT_REG_RD64(p_hwfn, addr); + + for (cnt = 0; update_data.valid && + cnt < RSS_TSTORM_UPDATE_STATUS_MAX_POLL_COUNT; cnt++) { + OSAL_UDELAY(RSS_TSTORM_UPDATE_STATUS_POLL_PERIOD_US); + *(u64 *)(&update_data) = DIRECT_REG_RD64(p_hwfn, addr); + } + + if (update_data.valid) { + DP_NOTICE(p_hwfn, true, + "rss update valid status is not clear! valid=0x%x vport id=%d ind_Table_idx=%d ind_table_value=%d.\n", + update_data.valid, vport_id, ind_table_index, + ind_table_value); + + return ECORE_AGAIN; + } + + update_data.valid = 1; + update_data.ind_table_index = ind_table_index; + update_data.ind_table_value = ind_table_value; + update_data.vport_id = abs_vport_id; + + DIRECT_REG_WR64(p_hwfn, addr, *(u64 *)(&update_data)); + + return ECORE_SUCCESS; +} diff --git a/drivers/net/qede/base/ecore_l2_api.h b/drivers/net/qede/base/ecore_l2_api.h index bde825c..21595f3 100644 --- a/drivers/net/qede/base/ecore_l2_api.h +++ b/drivers/net/qede/base/ecore_l2_api.h @@ -470,4 +470,28 @@ enum _ecore_status_t dma_addr_t p_addr, u16 length, u16 qid, u8 vport_id, bool b_is_add); + +/** + * @brief - ecore_update_eth_rss_ind_table_entry + * + * This function being used to update RSS indirection table entry to FW RAM + * instead of using the SP vport update ramrod with rss params. + * + * Notice: + * This function supports only one outstanding command per engine. Ecore + * clients which use this function should call ecore_mcp_ind_table_lock() prior + * to it and ecore_mcp_ind_table_unlock() after it. + * + * @params p_hwfn + * @params vport_id + * @params ind_table_index + * @params ind_table_value + * + * @return enum _ecore_status_t + */ +enum _ecore_status_t +ecore_update_eth_rss_ind_table_entry(struct ecore_hwfn *p_hwfn, + u8 vport_id, + u8 ind_table_index, + u16 ind_table_value); #endif