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Fri, 18 Mar 2022 14:36:21 +0000 (GMT) Received: from li-ed209401-43e8-11cb-8043-c0c0b85d70f7.ibm.com.com (unknown [9.171.63.232]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP for ; Fri, 18 Mar 2022 14:36:21 +0000 (GMT) From: Christophe Lombard To: skiboot@lists.ozlabs.org Date: Fri, 18 Mar 2022 15:36:04 +0100 Message-Id: <20220318143619.83489-7-clombard@linux.vnet.ibm.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220318143619.83489-1-clombard@linux.vnet.ibm.com> References: <20220318143619.83489-1-clombard@linux.vnet.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: TGGDpjIrreNOHZtBeU_Z2fRi15VUD0ra X-Proofpoint-GUID: TGGDpjIrreNOHZtBeU_Z2fRi15VUD0ra X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.850,Hydra:6.0.425,FMLib:17.11.64.514 definitions=2022-03-18_10,2022-03-15_01,2022-02-23_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 clxscore=1015 impostorscore=0 mlxscore=0 suspectscore=0 mlxlogscore=999 malwarescore=0 adultscore=0 lowpriorityscore=0 phishscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2202240000 definitions=main-2203180080 Subject: [Skiboot] [PATCH V3 06/21] core/pldm: Encode GetPLDMTypes response X-BeenThere: skiboot@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Mailing list for skiboot development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: skiboot-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Skiboot" The GetPLDMTypes command can be used to discover the PLDM type capabilities supported by a PLDM terminus and to get a list of the PLDM types that are supported. Reviewed-by: Abhishek Singh Tomar Signed-off-by: Christophe Lombard --- core/pldm/pldm-responder.c | 39 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) diff --git a/core/pldm/pldm-responder.c b/core/pldm/pldm-responder.c index 834b8ebf..01a4b1ef 100644 --- a/core/pldm/pldm-responder.c +++ b/core/pldm/pldm-responder.c @@ -125,6 +125,44 @@ static struct pldm_cmd base_get_tid = { .handler = get_tid_handler, }; +/* + * GetPLDMTypes (0x04) + * The GetPLDMTypes command can be used to discover the PLDM type + * capabilities supported by a PLDM terminus and to get a list of the + * PLDM types that are supported. + */ +static int get_types_handler(const struct pldm_rx_data *req) +{ + char resp_buf[PKT_SIZE(struct pldm_get_types_resp)]; + bitmap_elem_t type_map[BITMAP_ELEMS(32)]; + struct pldm_type *iter; + + /* + * build the supported type list from the registered type + * handlers + */ + memset(type_map, 0, sizeof(type_map)); + list_for_each(&pldm_type_list, iter, link) + bitmap_set_bit(type_map, iter->pldm_type_id); + + for (int i = 0; i < BITMAP_ELEMS(32); i++) + type_map[i] = cpu_to_le64(type_map[i]); + + memset(resp_buf, 0, sizeof(resp_buf)); + encode_get_types_resp(req->hdrinf.instance, + PLDM_SUCCESS, + (bitfield8_t *)type_map, + (void *) resp_buf); + pldm_send(req->source_eid, resp_buf, sizeof(resp_buf)); + + return OPAL_SUCCESS; +} +static struct pldm_cmd base_get_types = { + .name = "GetPLDMTypes", + .pldm_cmd_id = PLDM_GET_PLDM_TYPES, + .handler = get_types_handler, +}; + int pldm_rx_handle_request(struct pldm_rx_data *rx) { const struct pldm_type *t; @@ -151,6 +189,7 @@ int pldm_mctp_responder_init(void) pldm_add_type(&pldm_base_type); pldm_add_cmd(&pldm_base_type, &base_get_tid); + pldm_add_cmd(&pldm_base_type, &base_get_types); return OPAL_SUCCESS; }