diff options
Diffstat (limited to 'arch/mips/mach-octeon/include/mach/cvmx-pki-resources.h')
| -rw-r--r-- | arch/mips/mach-octeon/include/mach/cvmx-pki-resources.h | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/arch/mips/mach-octeon/include/mach/cvmx-pki-resources.h b/arch/mips/mach-octeon/include/mach/cvmx-pki-resources.h new file mode 100644 index 0000000000..79b99b0bd7 --- /dev/null +++ b/arch/mips/mach-octeon/include/mach/cvmx-pki-resources.h @@ -0,0 +1,157 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2020 Marvell International Ltd. + * + * Resource management for PKI resources. + */ + +#ifndef __CVMX_PKI_RESOURCES_H__ +#define __CVMX_PKI_RESOURCES_H__ + +/** + * This function allocates/reserves a style from pool of global styles per node. + * @param node node to allocate style from. + * @param style style to allocate, if -1 it will be allocated + first available style from style resource. If index is positive + number and in range, it will try to allocate specified style. + * @return style number on success, -1 on failure. + */ +int cvmx_pki_style_alloc(int node, int style); + +/** + * This function allocates/reserves a cluster group from per node + cluster group resources. + * @param node node to allocate cluster group from. + @param cl_grp cluster group to allocate/reserve, if -1 , + allocate any available cluster group. + * @return cluster group number or -1 on failure + */ +int cvmx_pki_cluster_grp_alloc(int node, int cl_grp); + +/** + * This function allocates/reserves a cluster from per node + cluster resources. + * @param node node to allocate cluster group from. + @param cluster_mask mask of clusters to allocate/reserve, if -1 , + allocate any available clusters. + * @param num_clusters number of clusters that will be allocated + */ +int cvmx_pki_cluster_alloc(int node, int num_clusters, u64 *cluster_mask); + +/** + * This function allocates/reserves a pcam entry from node + * @param node node to allocate pcam entry from. + @param index index of pacm entry (0-191), if -1 , + allocate any available pcam entry. + * @param bank pcam bank where to allocate/reserve pcan entry from + * @param cluster_mask mask of clusters from which pcam entry is needed. + * @return pcam entry of -1 on failure + */ +int cvmx_pki_pcam_entry_alloc(int node, int index, int bank, u64 cluster_mask); + +/** + * This function allocates/reserves QPG table entries per node. + * @param node node number. + * @param base_offset base_offset in qpg table. If -1, first available + qpg base_offset will be allocated. If base_offset is positive + number and in range, it will try to allocate specified base_offset. + @param count number of consecutive qpg entries to allocate. They will be consecutive + from base offset. + * @return qpg table base offset number on success, -1 on failure. + */ +int cvmx_pki_qpg_entry_alloc(int node, int base_offset, int count); + +/** + * This function frees a style from pool of global styles per node. + * @param node node to free style from. + * @param style style to free + * @return 0 on success, -1 on failure. + */ +int cvmx_pki_style_free(int node, int style); + +/** + * This function frees a cluster group from per node + cluster group resources. + * @param node node to free cluster group from. + @param cl_grp cluster group to free + * @return 0 on success or -1 on failure + */ +int cvmx_pki_cluster_grp_free(int node, int cl_grp); + +/** + * This function frees QPG table entries per node. + * @param node node number. + * @param base_offset base_offset in qpg table. If -1, first available + * qpg base_offset will be allocated. If base_offset is positive + * number and in range, it will try to allocate specified base_offset. + * @param count number of consecutive qpg entries to allocate. They will be consecutive + * from base offset. + * @return qpg table base offset number on success, -1 on failure. + */ +int cvmx_pki_qpg_entry_free(int node, int base_offset, int count); + +/** + * This function frees clusters from per node + clusters resources. + * @param node node to free clusters from. + * @param cluster_mask mask of clusters need freeing + * @return 0 on success or -1 on failure + */ +int cvmx_pki_cluster_free(int node, u64 cluster_mask); + +/** + * This function frees a pcam entry from node + * @param node node to allocate pcam entry from. + @param index index of pacm entry (0-191) needs to be freed. + * @param bank pcam bank where to free pcam entry from + * @param cluster_mask mask of clusters from which pcam entry is freed. + * @return 0 on success OR -1 on failure + */ +int cvmx_pki_pcam_entry_free(int node, int index, int bank, u64 cluster_mask); + +/** + * This function allocates/reserves a bpid from pool of global bpid per node. + * @param node node to allocate bpid from. + * @param bpid bpid to allocate, if -1 it will be allocated + * first available boid from bpid resource. If index is positive + * number and in range, it will try to allocate specified bpid. + * @return bpid number on success, + * -1 on alloc failure. + * -2 on resource already reserved. + */ +int cvmx_pki_bpid_alloc(int node, int bpid); + +/** + * This function frees a bpid from pool of global bpid per node. + * @param node node to free bpid from. + * @param bpid bpid to free + * @return 0 on success, -1 on failure or + */ +int cvmx_pki_bpid_free(int node, int bpid); + +/** + * This function frees all the PKI software resources + * (clusters, styles, qpg_entry, pcam_entry etc) for the specified node + */ + +/** + * This function allocates/reserves an index from pool of global MTAG-IDX per node. + * @param node node to allocate index from. + * @param idx index to allocate, if -1 it will be allocated + * @return MTAG index number on success, + * -1 on alloc failure. + * -2 on resource already reserved. + */ +int cvmx_pki_mtag_idx_alloc(int node, int idx); + +/** + * This function frees an index from pool of global MTAG-IDX per node. + * @param node node to free bpid from. + * @param bpid bpid to free + * @return 0 on success, -1 on failure or + */ +int cvmx_pki_mtag_idx_free(int node, int idx); + +void __cvmx_pki_global_rsrc_free(int node); + +#endif /* __CVM_PKI_RESOURCES_H__ */ |