mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-21 02:33:07 +00:00
7e085d5c04
Import cvmx-pko3-resources.c from 2013 U-Boot. It will be used by the later added drivers to support networking on the MIPS Octeon II / III platforms. Signed-off-by: Aaron Williams <awilliams@marvell.com> Signed-off-by: Stefan Roese <sr@denx.de>
213 lines
6.6 KiB
C
213 lines
6.6 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (C) 2018-2022 Marvell International Ltd.
|
|
*
|
|
* PKO resources.
|
|
*/
|
|
|
|
#include <errno.h>
|
|
#include <log.h>
|
|
#include <time.h>
|
|
#include <linux/delay.h>
|
|
|
|
#include <mach/cvmx-regs.h>
|
|
#include <mach/cvmx-csr.h>
|
|
#include <mach/cvmx-bootmem.h>
|
|
#include <mach/octeon-model.h>
|
|
#include <mach/cvmx-fuse.h>
|
|
#include <mach/octeon-feature.h>
|
|
#include <mach/cvmx-qlm.h>
|
|
#include <mach/octeon_qlm.h>
|
|
#include <mach/cvmx-pcie.h>
|
|
#include <mach/cvmx-coremask.h>
|
|
#include <mach/cvmx-range.h>
|
|
#include <mach/cvmx-global-resources.h>
|
|
|
|
#include <mach/cvmx-agl-defs.h>
|
|
#include <mach/cvmx-bgxx-defs.h>
|
|
#include <mach/cvmx-ciu-defs.h>
|
|
#include <mach/cvmx-gmxx-defs.h>
|
|
#include <mach/cvmx-gserx-defs.h>
|
|
#include <mach/cvmx-ilk-defs.h>
|
|
#include <mach/cvmx-ipd-defs.h>
|
|
#include <mach/cvmx-pcsx-defs.h>
|
|
#include <mach/cvmx-pcsxx-defs.h>
|
|
#include <mach/cvmx-pki-defs.h>
|
|
#include <mach/cvmx-pko-defs.h>
|
|
#include <mach/cvmx-xcv-defs.h>
|
|
|
|
#include <mach/cvmx-hwpko.h>
|
|
#include <mach/cvmx-ilk.h>
|
|
#include <mach/cvmx-pki.h>
|
|
#include <mach/cvmx-pko3.h>
|
|
#include <mach/cvmx-pko3-queue.h>
|
|
#include <mach/cvmx-pko3-resources.h>
|
|
|
|
#include <mach/cvmx-helper.h>
|
|
#include <mach/cvmx-helper-board.h>
|
|
#include <mach/cvmx-helper-cfg.h>
|
|
|
|
#include <mach/cvmx-helper-bgx.h>
|
|
#include <mach/cvmx-helper-cfg.h>
|
|
#include <mach/cvmx-helper-util.h>
|
|
#include <mach/cvmx-helper-pki.h>
|
|
|
|
#define CVMX_GR_TAG_PKO_PORT_QUEUES(x) \
|
|
cvmx_get_gr_tag('c', 'v', 'm', '_', 'p', 'k', 'o', 'p', 'o', 'q', '_', \
|
|
((x) + '0'), '.', '.', '.', '.')
|
|
#define CVMX_GR_TAG_PKO_L2_QUEUES(x) \
|
|
cvmx_get_gr_tag('c', 'v', 'm', '_', 'p', 'k', 'o', 'l', '2', 'q', '_', \
|
|
((x) + '0'), '.', '.', '.', '.')
|
|
#define CVMX_GR_TAG_PKO_L3_QUEUES(x) \
|
|
cvmx_get_gr_tag('c', 'v', 'm', '_', 'p', 'k', 'o', 'l', '3', 'q', '_', \
|
|
((x) + '0'), '.', '.', '.', '.')
|
|
#define CVMX_GR_TAG_PKO_L4_QUEUES(x) \
|
|
cvmx_get_gr_tag('c', 'v', 'm', '_', 'p', 'k', 'o', 'l', '4', 'q', '_', \
|
|
((x) + '0'), '.', '.', '.', '.')
|
|
#define CVMX_GR_TAG_PKO_L5_QUEUES(x) \
|
|
cvmx_get_gr_tag('c', 'v', 'm', '_', 'p', 'k', 'o', 'l', '5', 'q', '_', \
|
|
((x) + '0'), '.', '.', '.', '.')
|
|
#define CVMX_GR_TAG_PKO_DESCR_QUEUES(x) \
|
|
cvmx_get_gr_tag('c', 'v', 'm', '_', 'p', 'k', 'o', 'd', 'e', 'q', '_', \
|
|
((x) + '0'), '.', '.', '.', '.')
|
|
#define CVMX_GR_TAG_PKO_PORT_INDEX(x) \
|
|
cvmx_get_gr_tag('c', 'v', 'm', '_', 'p', 'k', 'o', 'p', 'i', 'd', '_', \
|
|
((x) + '0'), '.', '.', '.', '.')
|
|
|
|
/*
|
|
* @INRWENAL
|
|
* Per-DQ parameters, current and maximum queue depth counters
|
|
*/
|
|
cvmx_pko3_dq_params_t *__cvmx_pko3_dq_params[CVMX_MAX_NODES];
|
|
|
|
static const short cvmx_pko_num_queues_78XX[256] = {
|
|
[CVMX_PKO_PORT_QUEUES] = 32, [CVMX_PKO_L2_QUEUES] = 512,
|
|
[CVMX_PKO_L3_QUEUES] = 512, [CVMX_PKO_L4_QUEUES] = 1024,
|
|
[CVMX_PKO_L5_QUEUES] = 1024, [CVMX_PKO_DESCR_QUEUES] = 1024
|
|
};
|
|
|
|
static const short cvmx_pko_num_queues_73XX[256] = {
|
|
[CVMX_PKO_PORT_QUEUES] = 16, [CVMX_PKO_L2_QUEUES] = 256,
|
|
[CVMX_PKO_L3_QUEUES] = 256, [CVMX_PKO_L4_QUEUES] = 0,
|
|
[CVMX_PKO_L5_QUEUES] = 0, [CVMX_PKO_DESCR_QUEUES] = 256
|
|
};
|
|
|
|
int cvmx_pko3_num_level_queues(enum cvmx_pko3_level_e level)
|
|
{
|
|
unsigned int nq = 0, ne = 0;
|
|
|
|
if (OCTEON_IS_MODEL(OCTEON_CN78XX)) {
|
|
ne = NUM_ELEMENTS(cvmx_pko_num_queues_78XX);
|
|
nq = cvmx_pko_num_queues_78XX[level];
|
|
}
|
|
if (OCTEON_IS_MODEL(OCTEON_CN73XX) || OCTEON_IS_MODEL(OCTEON_CNF75XX)) {
|
|
ne = NUM_ELEMENTS(cvmx_pko_num_queues_73XX);
|
|
nq = cvmx_pko_num_queues_73XX[level];
|
|
}
|
|
|
|
if (nq == 0 || level >= ne) {
|
|
printf("ERROR: %s: queue level %#x invalid\n", __func__, level);
|
|
return -1;
|
|
}
|
|
|
|
return nq;
|
|
}
|
|
|
|
static inline struct global_resource_tag
|
|
__cvmx_pko_get_queues_resource_tag(int node, enum cvmx_pko3_level_e queue_level)
|
|
{
|
|
if (cvmx_pko3_num_level_queues(queue_level) == 0) {
|
|
printf("ERROR: %s: queue level %#x invalid\n", __func__,
|
|
queue_level);
|
|
return CVMX_GR_TAG_INVALID;
|
|
}
|
|
|
|
switch (queue_level) {
|
|
case CVMX_PKO_PORT_QUEUES:
|
|
return CVMX_GR_TAG_PKO_PORT_QUEUES(node);
|
|
case CVMX_PKO_L2_QUEUES:
|
|
return CVMX_GR_TAG_PKO_L2_QUEUES(node);
|
|
case CVMX_PKO_L3_QUEUES:
|
|
return CVMX_GR_TAG_PKO_L3_QUEUES(node);
|
|
case CVMX_PKO_L4_QUEUES:
|
|
return CVMX_GR_TAG_PKO_L4_QUEUES(node);
|
|
case CVMX_PKO_L5_QUEUES:
|
|
return CVMX_GR_TAG_PKO_L5_QUEUES(node);
|
|
case CVMX_PKO_DESCR_QUEUES:
|
|
return CVMX_GR_TAG_PKO_DESCR_QUEUES(node);
|
|
default:
|
|
printf("ERROR: %s: queue level %#x invalid\n", __func__,
|
|
queue_level);
|
|
return CVMX_GR_TAG_INVALID;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Allocate or reserve a pko resource - called by wrapper functions
|
|
* @param tag processed global resource tag
|
|
* @param base_queue if specified the queue to reserve
|
|
* @param owner to be specified for resource
|
|
* @param num_queues to allocate
|
|
* @param max_num_queues for global resource
|
|
*/
|
|
int cvmx_pko_alloc_global_resource(struct global_resource_tag tag,
|
|
int base_queue, int owner, int num_queues,
|
|
int max_num_queues)
|
|
{
|
|
int res;
|
|
|
|
if (cvmx_create_global_resource_range(tag, max_num_queues)) {
|
|
debug("ERROR: Failed to create PKO3 resource: %lx-%lx\n",
|
|
(unsigned long)tag.hi, (unsigned long)tag.lo);
|
|
return -1;
|
|
}
|
|
if (base_queue >= 0) {
|
|
res = cvmx_reserve_global_resource_range(tag, owner, base_queue,
|
|
num_queues);
|
|
} else {
|
|
res = cvmx_allocate_global_resource_range(tag, owner,
|
|
num_queues, 1);
|
|
}
|
|
if (res < 0) {
|
|
debug("ERROR: Failed to %s PKO3 tag %lx:%lx, %i %i %i %i.\n",
|
|
((base_queue < 0) ? "allocate" : "reserve"),
|
|
(unsigned long)tag.hi, (unsigned long)tag.lo, base_queue,
|
|
owner, num_queues, max_num_queues);
|
|
return -1;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/**
|
|
* Allocate or reserve PKO queues - wrapper for cvmx_pko_alloc_global_resource
|
|
*
|
|
* @param node on which to allocate/reserve PKO queues
|
|
* @param level of PKO queue
|
|
* @param owner of reserved/allocated resources
|
|
* @param base_queue to start reservation/allocatation
|
|
* @param num_queues number of queues to be allocated
|
|
* @return 0 on success, -1 on failure
|
|
*/
|
|
int cvmx_pko_alloc_queues(int node, int level, int owner, int base_queue,
|
|
int num_queues)
|
|
{
|
|
struct global_resource_tag tag =
|
|
__cvmx_pko_get_queues_resource_tag(node, level);
|
|
int max_num_queues = cvmx_pko3_num_level_queues(level);
|
|
|
|
return cvmx_pko_alloc_global_resource(tag, base_queue, owner,
|
|
num_queues, max_num_queues);
|
|
}
|
|
|
|
/**
|
|
* @INTERNAL
|
|
*
|
|
* Initialize the pointer to the descriptor queue parameter table.
|
|
* The table is one named block per node, and may be shared between
|
|
* applications.
|
|
*/
|
|
int __cvmx_pko3_dq_param_setup(unsigned int node)
|
|
{
|
|
return 0;
|
|
}
|