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Kernel: Add gpu_bxm img-rogue driver
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Mingzheng Xing
162
drivers/gpu/drm/img-rogue/include/servicesext.h
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162
drivers/gpu/drm/img-rogue/include/servicesext.h
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/*************************************************************************/ /*!
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@File
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@Title Services definitions required by external drivers
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@Copyright Copyright (c) Imagination Technologies Ltd. All Rights Reserved
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@Description Provides services data structures, defines and prototypes
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required by external drivers
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@License Dual MIT/GPLv2
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The contents of this file are subject to the MIT license as set out below.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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Alternatively, the contents of this file may be used under the terms of
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the GNU General Public License Version 2 ("GPL") in which case the provisions
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of GPL are applicable instead of those above.
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If you wish to allow use of your version of this file only under the terms of
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GPL, and not to allow others to use your version of this file under the terms
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of the MIT license, indicate your decision by deleting the provisions above
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and replace them with the notice and other provisions required by GPL as set
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out in the file called "GPL-COPYING" included in this distribution. If you do
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not delete the provisions above, a recipient may use your version of this file
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under the terms of either the MIT license or GPL.
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This License is also included in this distribution in the file called
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"MIT-COPYING".
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EXCEPT AS OTHERWISE STATED IN A NEGOTIATED AGREEMENT: (A) THE SOFTWARE IS
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PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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PURPOSE AND NONINFRINGEMENT; AND (B) IN NO EVENT SHALL THE AUTHORS OR
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COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/ /**************************************************************************/
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#if !defined(SERVICESEXT_H)
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#define SERVICESEXT_H
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/* include/ */
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#include "pvrsrv_error.h"
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#include "img_types.h"
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#include "img_3dtypes.h"
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#include "pvrsrv_device_types.h"
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/*
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* Lock buffer read/write flags
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*/
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#define PVRSRV_LOCKFLG_READONLY (1) /*!< The locking process will only read the locked surface */
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/*!
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*****************************************************************************
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* Services State
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*****************************************************************************/
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typedef enum _PVRSRV_SERVICES_STATE_
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{
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PVRSRV_SERVICES_STATE_UNDEFINED = 0,
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PVRSRV_SERVICES_STATE_OK,
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PVRSRV_SERVICES_STATE_BAD,
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} PVRSRV_SERVICES_STATE;
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/*!
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*****************************************************************************
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* States for power management
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*****************************************************************************/
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/*!
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System Power State Enum
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*/
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typedef enum _PVRSRV_SYS_POWER_STATE_
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{
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PVRSRV_SYS_POWER_STATE_Unspecified = -1, /*!< Unspecified : Uninitialised */
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PVRSRV_SYS_POWER_STATE_OFF = 0, /*!< Off */
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PVRSRV_SYS_POWER_STATE_ON = 1, /*!< On */
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PVRSRV_SYS_POWER_STATE_FORCE_I32 = 0x7fffffff /*!< Force enum to be at least 32-bits wide */
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} PVRSRV_SYS_POWER_STATE, *PPVRSRV_SYS_POWER_STATE; /*!< Typedef for ptr to PVRSRV_SYS_POWER_STATE */
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/*!
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Device Power State Enum
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*/
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typedef enum _PVRSRV_DEV_POWER_STATE_
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{
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PVRSRV_DEV_POWER_STATE_DEFAULT = -1, /*!< Default state for the device */
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PVRSRV_DEV_POWER_STATE_OFF = 0, /*!< Unpowered */
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PVRSRV_DEV_POWER_STATE_ON = 1, /*!< Running */
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PVRSRV_DEV_POWER_STATE_FORCE_I32 = 0x7fffffff /*!< Force enum to be at least 32-bits wide */
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} PVRSRV_DEV_POWER_STATE, *PPVRSRV_DEV_POWER_STATE; /*!< Typedef for ptr to PVRSRV_DEV_POWER_STATE */ /* PRQA S 3205 */
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/*!
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Power Flags Enum
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*/
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typedef enum _PVRSRV_POWER_FLAGS_
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{
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PVRSRV_POWER_FLAGS_NONE = 0, /*!< No flags */
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PVRSRV_POWER_FLAGS_FORCED = 1 << 0, /*!< Power the transition should not fail */
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PVRSRV_POWER_FLAGS_SUSPEND = 1 << 1, /*!< Power transition is due to OS suspend request */
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} PVRSRV_POWER_FLAGS;
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/* Clock speed handler prototypes */
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/*!
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Typedef for a pointer to a Function that will be called before a transition
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from one clock speed to another. See also PFN_POST_CLOCKSPEED_CHANGE.
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*/
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typedef PVRSRV_ERROR (*PFN_PRE_CLOCKSPEED_CHANGE) (IMG_HANDLE hDevHandle,
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PVRSRV_DEV_POWER_STATE eCurrentPowerState);
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/*!
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Typedef for a pointer to a Function that will be called after a transition
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from one clock speed to another. See also PFN_PRE_CLOCKSPEED_CHANGE.
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*/
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typedef PVRSRV_ERROR (*PFN_POST_CLOCKSPEED_CHANGE) (IMG_HANDLE hDevHandle,
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PVRSRV_DEV_POWER_STATE eCurrentPowerState);
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/*!
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Typedef for a pointer to a function that will be called to transition the
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device to a forced idle state. Used in unison with (forced) power requests,
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DVFS and cluster count changes.
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*/
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typedef PVRSRV_ERROR (*PFN_FORCED_IDLE_REQUEST) (IMG_HANDLE hDevHandle,
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IMG_BOOL bDeviceOffPermitted);
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/*!
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Typedef for a pointer to a function that will be called to cancel a forced
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idle state and return the firmware back to a state where the hardware can be
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scheduled.
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*/
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typedef PVRSRV_ERROR (*PFN_FORCED_IDLE_CANCEL_REQUEST) (IMG_HANDLE hDevHandle);
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typedef PVRSRV_ERROR (*PFN_GPU_UNITS_POWER_CHANGE) (IMG_HANDLE hDevHandle,
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IMG_UINT32 ui32SESPowerState);
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/*!
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*****************************************************************************
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* This structure is used for OS independent registry (profile) access
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*****************************************************************************/
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typedef struct PVRSRV_REGISTRY_INFO_TAG
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{
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IMG_UINT32 ui32DevCookie;
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IMG_PCHAR pszKey;
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IMG_PCHAR pszValue;
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IMG_PCHAR pszBuf;
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IMG_UINT32 ui32BufSize;
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} PVRSRV_REGISTRY_INFO, *PPVRSRV_REGISTRY_INFO;
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#endif /* SERVICESEXT_H */
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/******************************************************************************
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End of file (servicesext.h)
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******************************************************************************/
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