From: Qi Zhang Date: Wed, 16 Jan 2019 14:13:33 +0000 (+0800) Subject: net/ice/base: support resource allocation X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=e844d501df242192c0a601fc0e95c6c42e53e4b2;p=dpdk.git net/ice/base: support resource allocation Added API ice_alloc_hw_res and ice_free_hw_res. Added resource type macro. Signed-off-by: Qi Zhang Signed-off-by: Paul M Stillwell Jr Acked-by: Wenzhuo Lu --- diff --git a/drivers/net/ice/base/ice_adminq_cmd.h b/drivers/net/ice/base/ice_adminq_cmd.h index 9332f84aae..3003efd552 100644 --- a/drivers/net/ice/base/ice_adminq_cmd.h +++ b/drivers/net/ice/base/ice_adminq_cmd.h @@ -238,8 +238,35 @@ struct ice_aqc_get_sw_cfg_resp { * Free Resources command (indirect 0x0209) * Get Allocated Resource Descriptors Command (indirect 0x020A) */ +#define ICE_AQC_RES_TYPE_VEB_COUNTER 0x00 +#define ICE_AQC_RES_TYPE_VLAN_COUNTER 0x01 +#define ICE_AQC_RES_TYPE_MIRROR_RULE 0x02 #define ICE_AQC_RES_TYPE_VSI_LIST_REP 0x03 #define ICE_AQC_RES_TYPE_VSI_LIST_PRUNE 0x04 +#define ICE_AQC_RES_TYPE_RECIPE 0x05 +#define ICE_AQC_RES_TYPE_PROFILE 0x06 +#define ICE_AQC_RES_TYPE_SWID 0x07 +#define ICE_AQC_RES_TYPE_VSI 0x08 +#define ICE_AQC_RES_TYPE_FLU 0x09 +#define ICE_AQC_RES_TYPE_WIDE_TABLE_1 0x0A +#define ICE_AQC_RES_TYPE_WIDE_TABLE_2 0x0B +#define ICE_AQC_RES_TYPE_WIDE_TABLE_4 0x0C +#define ICE_AQC_RES_TYPE_GLOBAL_RSS_HASH 0x20 +#define ICE_AQC_RES_TYPE_FDIR_COUNTER_BLOCK 0x21 +#define ICE_AQC_RES_TYPE_FDIR_GUARANTEED_ENTRIES 0x22 +#define ICE_AQC_RES_TYPE_FDIR_SHARED_ENTRIES 0x23 +#define ICE_AQC_RES_TYPE_FLEX_DESC_PROG 0x30 +#define ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_PROFID 0x48 +#define ICE_AQC_RES_TYPE_SWITCH_PROF_BLDR_TCAM 0x49 +#define ICE_AQC_RES_TYPE_ACL_PROF_BLDR_PROFID 0x50 +#define ICE_AQC_RES_TYPE_ACL_PROF_BLDR_TCAM 0x51 +#define ICE_AQC_RES_TYPE_FD_PROF_BLDR_PROFID 0x58 +#define ICE_AQC_RES_TYPE_FD_PROF_BLDR_TCAM 0x59 +#define ICE_AQC_RES_TYPE_HASH_PROF_BLDR_PROFID 0x60 +#define ICE_AQC_RES_TYPE_HASH_PROF_BLDR_TCAM 0x61 +/* Resource types 0x62-67 are reserved for Hash profile builder */ +#define ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_PROFID 0x68 +#define ICE_AQC_RES_TYPE_QHASH_PROF_BLDR_TCAM 0x69 #define ICE_AQC_RES_TYPE_FLAG_SHARED BIT(7) #define ICE_AQC_RES_TYPE_FLAG_SCAN_BOTTOM BIT(12) diff --git a/drivers/net/ice/base/ice_common.c b/drivers/net/ice/base/ice_common.c index 2ccf585274..145f66a900 100644 --- a/drivers/net/ice/base/ice_common.c +++ b/drivers/net/ice/base/ice_common.c @@ -1712,6 +1712,77 @@ ice_aq_alloc_free_res(struct ice_hw *hw, u16 num_entries, return ice_aq_send_cmd(hw, &desc, buf, buf_size, cd); } +/** + * ice_alloc_hw_res - allocate resource + * @hw: pointer to the hw struct + * @type: type of resource + * @num: number of resources to allocate + * @sh: shared if true, dedicated if false + * @res: pointer to array that will receive the resources + */ +enum ice_status +ice_alloc_hw_res(struct ice_hw *hw, u16 type, u16 num, bool sh, u16 *res) +{ + struct ice_aqc_alloc_free_res_elem *buf; + enum ice_status status; + u16 buf_len; + + buf_len = sizeof(*buf) + sizeof(buf->elem) * (num - 1); + buf = (struct ice_aqc_alloc_free_res_elem *) + ice_malloc(hw, buf_len); + if (!buf) + return ICE_ERR_NO_MEMORY; + + /* Prepare buffer to allocate resource. */ + buf->num_elems = CPU_TO_LE16(num); + buf->res_type = CPU_TO_LE16(type | (sh ? ICE_AQC_RES_TYPE_FLAG_SHARED : + ICE_AQC_RES_TYPE_FLAG_DEDICATED)); + status = ice_aq_alloc_free_res(hw, 1, buf, buf_len, + ice_aqc_opc_alloc_res, NULL); + if (status) + goto ice_alloc_res_exit; + + ice_memcpy(res, buf->elem, sizeof(buf->elem) * num, + ICE_NONDMA_TO_NONDMA); + +ice_alloc_res_exit: + ice_free(hw, buf); + return status; +} + +/** + * ice_free_hw_res - free allocated hw resource + * @hw: pointer to the hw struct + * @type: type of resource to free + * @num: number of resources + * @res: pointer to array that contains the resources to free + */ +enum ice_status +ice_free_hw_res(struct ice_hw *hw, u16 type, u16 num, u16 *res) +{ + struct ice_aqc_alloc_free_res_elem *buf; + enum ice_status status; + u16 buf_len; + + buf_len = sizeof(*buf) + sizeof(buf->elem) * (num - 1); + buf = (struct ice_aqc_alloc_free_res_elem *)ice_malloc(hw, buf_len); + if (!buf) + return ICE_ERR_NO_MEMORY; + + /* Prepare buffer to free resource. */ + buf->num_elems = CPU_TO_LE16(num); + buf->res_type = CPU_TO_LE16(type); + ice_memcpy(buf->elem, res, sizeof(buf->elem) * num, + ICE_NONDMA_TO_NONDMA); + + status = ice_aq_alloc_free_res(hw, num, buf, buf_len, + ice_aqc_opc_free_res, NULL); + if (status) + ice_debug(hw, ICE_DBG_SW, "CQ CMD Buffer:\n"); + + ice_free(hw, buf); + return status; +} /** * ice_get_num_per_func - determine number of resources per PF diff --git a/drivers/net/ice/base/ice_common.h b/drivers/net/ice/base/ice_common.h index 0197fbfe37..45d93eb64b 100644 --- a/drivers/net/ice/base/ice_common.h +++ b/drivers/net/ice/base/ice_common.h @@ -32,6 +32,10 @@ ice_acquire_res(struct ice_hw *hw, enum ice_aq_res_ids res, enum ice_aq_res_access_type access, u32 timeout); void ice_release_res(struct ice_hw *hw, enum ice_aq_res_ids res); enum ice_status +ice_alloc_hw_res(struct ice_hw *hw, u16 type, u16 num, bool sh, u16 *res); +enum ice_status +ice_free_hw_res(struct ice_hw *hw, u16 type, u16 num, u16 *res); +enum ice_status ice_aq_alloc_free_res(struct ice_hw *hw, u16 num_entries, struct ice_aqc_alloc_free_res_elem *buf, u16 buf_size, enum ice_adminq_opc opc, struct ice_sq_cd *cd);