From 8afd83238a9676f6737f24269a99c79071debdc2 Mon Sep 17 00:00:00 2001 From: Mahantesh Kumbar Date: Wed, 1 Feb 2017 20:35:48 +0530 Subject: gpu: nvgpu: PMU ACR interface header reorg Moved ACR interface from pmu_api.h to gpmuif_acr.h header file gpmuif_acr.h - PMU Command/Message Interfaces for Access Control Region (ACR) Jira NVGPU-19 Change-Id: Ic37ff3f4ca069aa4bdd6729bbfccc00e15185b02 Signed-off-by: Mahantesh Kumbar Reviewed-on: http://git-master/r/1297369 Reviewed-by: svccoveritychecker GVS: Gerrit_Virtual_Submit Reviewed-by: Terje Bergstrom --- drivers/gpu/nvgpu/pmuif/gpmuif_acr.h | 104 +++++++++++++++++++++++++++++++++++ 1 file changed, 104 insertions(+) create mode 100644 drivers/gpu/nvgpu/pmuif/gpmuif_acr.h (limited to 'drivers/gpu/nvgpu/pmuif/gpmuif_acr.h') diff --git a/drivers/gpu/nvgpu/pmuif/gpmuif_acr.h b/drivers/gpu/nvgpu/pmuif/gpmuif_acr.h new file mode 100644 index 00000000..440ffbaa --- /dev/null +++ b/drivers/gpu/nvgpu/pmuif/gpmuif_acr.h @@ -0,0 +1,104 @@ +/* + * Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + */ +#ifndef _GPMUIFACR_H_ +#define _GPMUIFACR_H_ + +/* ACR Commands/Message structures */ + +enum { + PMU_ACR_CMD_ID_INIT_WPR_REGION = 0x0, + PMU_ACR_CMD_ID_BOOTSTRAP_FALCON, + PMU_ACR_CMD_ID_RESERVED, + PMU_ACR_CMD_ID_BOOTSTRAP_MULTIPLE_FALCONS, +}; + +/* + * Initializes the WPR region details + */ +struct pmu_acr_cmd_init_wpr_details { + u8 cmd_type; + u32 regionid; + u32 wproffset; + +}; + +/* + * falcon ID to bootstrap + */ +struct pmu_acr_cmd_bootstrap_falcon { + u8 cmd_type; + u32 flags; + u32 falconid; +}; + +/* + * falcon ID to bootstrap + */ +struct pmu_acr_cmd_bootstrap_multiple_falcons { + u8 cmd_type; + u32 flags; + u32 falconidmask; + u32 usevamask; + struct falc_u64 wprvirtualbase; +}; + +#define PMU_ACR_CMD_BOOTSTRAP_FALCON_FLAGS_RESET_NO 1 +#define PMU_ACR_CMD_BOOTSTRAP_FALCON_FLAGS_RESET_YES 0 + + +struct pmu_acr_cmd { + union { + u8 cmd_type; + struct pmu_acr_cmd_bootstrap_falcon bootstrap_falcon; + struct pmu_acr_cmd_init_wpr_details init_wpr; + struct pmu_acr_cmd_bootstrap_multiple_falcons boot_falcons; + }; +}; + +/* acr messages */ + +/* + * returns the WPR region init information + */ +#define PMU_ACR_MSG_ID_INIT_WPR_REGION 0 + +/* + * Returns the Bootstrapped falcon ID to RM + */ +#define PMU_ACR_MSG_ID_BOOTSTRAP_FALCON 1 + +/* + * Returns the WPR init status + */ +#define PMU_ACR_SUCCESS 0 +#define PMU_ACR_ERROR 1 + +/* + * PMU notifies about bootstrap status of falcon + */ +struct pmu_acr_msg_bootstrap_falcon { + u8 msg_type; + union { + u32 errorcode; + u32 falconid; + }; +}; + +struct pmu_acr_msg { + union { + u8 msg_type; + struct pmu_acr_msg_bootstrap_falcon acrmsg; + }; +}; + +#endif /* _GPMUIFACR_H_ */ -- cgit v1.2.2