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securemsm-kernel:Expose header to configure FD port to camera kernel

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Added a new API dynamicConfigureFDPort to allow secure/non-secure
FD port configuration from camera kernel.

Change-Id: I928d260249ef7bb10c43c125b5bc1c48379d89d4
Signed-off-by: Rajat Singh Deepak <quic_rajatsin@quicinc.com>
This commit is contained in:
Rajat Singh Deepak
2023-05-24 22:05:19 +05:30
parent 9b5284a7ec
commit e0ce498b3b
1 changed files with 79 additions and 28 deletions
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107
include/linux/ITrustedCameraDriver.h
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@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only WITH Linux-syscall-note */
/*
* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
* Copyright (c) 2022-2023 Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include "smcinvoke_object.h"
@@ -21,59 +21,110 @@
*/
typedef struct {
uint32_t version;
uint32_t protect;
uint32_t csid_hw_idx_mask;
uint32_t cdm_hw_idx_mask;
uint64_t vc_mask;
uint64_t phy_lane_sel_mask;
uint64_t reserved;
uint32_t version;
uint32_t protect;
uint32_t csid_hw_idx_mask;
uint32_t cdm_hw_idx_mask;
uint64_t vc_mask;
uint64_t phy_lane_sel_mask;
uint64_t reserved;
} ITCDriverSensorInfo;
#define ITrustedCameraDriver_ERROR_NOT_ALLOWED INT32_C(10)
#define ITrustedCameraDriver_OP_dynamicProtectSensor 0
#define ITrustedCameraDriver_OP_getVersion 1
#define ITrustedCameraDriver_OP_dynamicConfigureFDPort 3
static inline int32_t
ITrustedCameraDriver_release(struct Object self)
{
return Object_invoke(self, Object_OP_release, 0, 0);
return Object_invoke(self, Object_OP_release, 0, 0);
}
static inline int32_t
ITrustedCameraDriver_retain(struct Object self)
{
return Object_invoke(self, Object_OP_retain, 0, 0);
return Object_invoke(self, Object_OP_retain, 0, 0);
}
/*
* Description: This method allows protecting a camera sensor based on the sensor
* information provided.
*
* In: this - ITrustedCameraDriver object
* In: phy_info_ptr - Camera HW settings required for securing the usecase
* Out: void
* Return: Object_OK on success
* secure camera error codes from seccam_def on failure
*/
static inline int32_t
ITrustedCameraDriver_dynamicProtectSensor(struct Object self, const ITCDriverSensorInfo *phy_info_ptr)
ITrustedCameraDriver_dynamicProtectSensor(struct Object self,
const ITCDriverSensorInfo *phy_info_ptr)
{
union ObjectArg a[1]={{{0,0}}};
a[0].bi = (struct ObjectBufIn) { phy_info_ptr, sizeof(ITCDriverSensorInfo) };
union ObjectArg a[1] = {{{0, 0}}};
return Object_invoke(self, ITrustedCameraDriver_OP_dynamicProtectSensor, a, ObjectCounts_pack(1, 0, 0, 0));
a[0].bi = (struct ObjectBufIn) { phy_info_ptr, sizeof(ITCDriverSensorInfo) };
return Object_invoke(self, ITrustedCameraDriver_OP_dynamicProtectSensor, a,
ObjectCounts_pack(1, 0, 0, 0));
}
/*
* Description: Get the current version info
*
* In: this - ITrustedCameraDriver object
* Out: arch_ver_ptr - the pointer of arch version number.
* Out: max_ver_ptr - the pointer of the second part of the version number
* Out: min_ver_ptr - the pointer of the third part of the version number
* Return: Object_OK on success
*/
static inline int32_t
ITrustedCameraDriver_getVersion(struct Object self, uint32_t *arch_ver_ptr, uint32_t *max_ver_ptr, uint32_t *min_ver_ptr)
ITrustedCameraDriver_getVersion(struct Object self, uint32_t *arch_ver_ptr,
uint32_t *max_ver_ptr, uint32_t *min_ver_ptr)
{
union ObjectArg a[1]={{{0,0}}};
int32_t result;
struct {
uint32_t m_arch_ver;
uint32_t m_max_ver;
uint32_t m_min_ver;
} o = {0};
a[0].b = (struct ObjectBuf) { &o, 12 };
union ObjectArg a[1] = {{{0, 0}}};
int32_t result;
struct {
uint32_t m_arch_ver;
uint32_t m_max_ver;
uint32_t m_min_ver;
} o;
result = Object_invoke(self, ITrustedCameraDriver_OP_getVersion, a, ObjectCounts_pack(0, 1, 0, 0));
a[0].b = (struct ObjectBuf) { &o, 12 };
*arch_ver_ptr = o.m_arch_ver;
*max_ver_ptr = o.m_max_ver;
*min_ver_ptr = o.m_min_ver;
result = Object_invoke(self, ITrustedCameraDriver_OP_getVersion, a,
ObjectCounts_pack(0, 1, 0, 0));
return result;
*arch_ver_ptr = o.m_arch_ver;
*max_ver_ptr = o.m_max_ver;
*min_ver_ptr = o.m_min_ver;
return result;
}
/*
* Description: Dynamic configuration to allow secure/non-secure FD port
* on all the CSIDs
*
* In: this - ITrustedCameraDriver object
* In: protect - to secure or non-secure the port
* Out: void
* Return: Object_OK on success
* Object_ERROR on failure
* ITrustedCameraDriver_ERROR_NOT_ALLOWED on request to
* configure FD port even when disabled by OEM
*/
static inline int32_t
ITrustedCameraDriver_dynamicConfigureFDPort(struct Object self, uint32_t protect)
{
union ObjectArg a[1] = {{{0, 0}}};
a[0].b = (struct ObjectBuf) { &protect, sizeof(uint32_t) };
return Object_invoke(self, ITrustedCameraDriver_OP_dynamicConfigureFDPort, a,
ObjectCounts_pack(1, 0, 0, 0));
}