Files
linux-nvgpu/drivers/gpu/nvgpu/common/pmu/pg/pmu_pg.h
Divya 727a2573dc gpu: nvgpu: add wrapper for MS_LTC disallow/allow
- add separate wrapper function for sending ALLOW
  and DISALLOW RPCs for MS_LTC engine
- add separate SW blocker function for MS_LTC

Bug 200763448

Change-Id: I80b6c59f6acaec03ab9fcd2e1ce82817f55124b2
Signed-off-by: Divya <dsinghatwari@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2603122
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
2021-10-22 06:20:00 -07:00

68 lines
2.6 KiB
C

/*
* Copyright (c) 2020-2021, NVIDIA CORPORATION. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef PMU_PG_PMU_PG_H
#define PMU_PG_PMU_PG_H
/* state transition :
* OFF => [OFF_ON_PENDING optional] => ON_PENDING => ON => OFF
* ON => OFF is always synchronized
*/
/* elpg is off */
#define PMU_ELPG_STAT_OFF 0U
/* elpg is on */
#define PMU_ELPG_STAT_ON 1U
/* elpg is off, ALLOW cmd has been sent, wait for ack */
#define PMU_ELPG_STAT_ON_PENDING 2U
/* elpg is on, DISALLOW cmd has been sent, wait for ack */
#define PMU_ELPG_STAT_OFF_PENDING 3U
/* elpg is off, caller has requested on, but ALLOW
* cmd hasn't been sent due to ENABLE_ALLOW delay
*/
#define PMU_ELPG_STAT_OFF_ON_PENDING 4U
/* elpg_ms is off */
#define PMU_ELPG_MS_STAT_OFF 0U
/* elpg_ms is on */
#define PMU_ELPG_MS_STAT_ON 1U
/* elpg_ms is off, ALLOW cmd has been sent, wait for ack */
#define PMU_ELPG_MS_STAT_ON_PENDING 2U
/* elpg_ms is on, DISALLOW cmd has been sent, wait for ack */
#define PMU_ELPG_MS_STAT_OFF_PENDING 3U
/* elpg_ms is off, caller has requested on, but ALLOW
* cmd hasn't been sent due to ENABLE_ALLOW delay
*/
#define PMU_ELPG_MS_STAT_OFF_ON_PENDING 4U
#define PMU_PGENG_GR_BUFFER_IDX_INIT 0U
#define PMU_PGENG_GR_BUFFER_IDX_ZBC 1U
#define PMU_PGENG_GR_BUFFER_IDX_FECS 2U
void pmu_handle_pg_elpg_msg(struct gk20a *g, struct pmu_msg *msg,
void *param, u32 status);
void pmu_handle_pg_stat_msg(struct gk20a *g, struct pmu_msg *msg,
void *param, u32 status);
void pmu_handle_pg_buf_config_msg(struct gk20a *g, struct pmu_msg *msg,
void *param, u32 status);
#endif /* PMU_PG_PMU_PG_H */