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msm: synx: ipclite: Versioning

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1. IPCLite now support downgrading of APIs
depending on the version.
2. Version can be configured from Device Tree
3. Features can be configured from Device Tree
4. FW would downgrade to compatible versions.

Change-Id: Ie6a4d94f63a5ed4bea6327ced218cfb75fb9b8e6
Signed-off-by: Viraj Mandlekar <quic_vmandlek@quicinc.com>
This commit is contained in:
Viraj Mandlekar
2023-04-17 16:55:30 +05:30
committed by Gerrit - the friendly Code Review server
parent b0fd26d5a8
commit 88d2c55b0c
2 changed files with 581 additions and 295 deletions
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834
msm/synx/ipclite.c
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42
msm/synx/ipclite.h
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@@ -10,21 +10,26 @@
#include <linux/mailbox_controller.h> #include <linux/mailbox_controller.h>
#include "ipclite_client.h" #include "ipclite_client.h"
/* version related entries */
#define MAJOR_VERSION 1
#define MINOR_VERSION 0
#define IPCMEM_INIT_COMPLETED 0x1 #define IPCMEM_INIT_COMPLETED 0x1
#define ACTIVE_CHANNEL 0x1 #define ACTIVE_CHANNEL 0x1
#define IPCMEM_TOC_SIZE (4*1024) #define IPCMEM_TOC_SIZE (4*1024)
#define IPCMEM_TOC_VAR_OFFSET 0x100 #define IPCMEM_TOC_VAR_OFFSET 0x100
#define MAX_CHANNEL_SIGNALS 6
#define GLOBAL_ATOMIC_SUPPORT_BMSK 0x1UL #define GLOBAL_ATOMIC_SUPPORT_BMSK 0x1UL
/* IPCC signal info */
#define IPCLITE_MSG_SIGNAL 0 #define IPCLITE_MSG_SIGNAL 0
#define IPCLITE_MEM_INIT_SIGNAL 1 #define IPCLITE_MEM_INIT_SIGNAL 1
#define IPCLITE_VERSION_SIGNAL 2 #define IPCLITE_VERSION_SIGNAL 2
#define IPCLITE_TEST_SIGNAL 3 #define IPCLITE_TEST_SIGNAL 3
#define IPCLITE_SSR_SIGNAL 4 #define IPCLITE_SSR_SIGNAL 4
#define IPCLITE_DEBUG_SIGNAL 5 #define IPCLITE_DEBUG_SIGNAL 5
#define MAX_CHANNEL_SIGNALS 6
/** Flag definitions for the entries */ /** Flag definitions for the entries */
#define IPCMEM_FLAGS_ENABLE_READ_PROTECTION (0x01) #define IPCMEM_FLAGS_ENABLE_READ_PROTECTION (0x01)
@@ -41,6 +46,11 @@
/* Timeout (ms) for the trylock of remote spinlocks */ /* Timeout (ms) for the trylock of remote spinlocks */
#define HWSPINLOCK_TIMEOUT 1000 #define HWSPINLOCK_TIMEOUT 1000
/* queue related entries */
#define FIFO_FULL_RESERVE 8
#define FIFO_ALIGNMENT 8
/* debug related entries */
#define IPCLITE_DEBUG_INFO_SIZE 256 #define IPCLITE_DEBUG_INFO_SIZE 256
#define IPCLITE_CORE_DBG_LABEL "APSS:" #define IPCLITE_CORE_DBG_LABEL "APSS:"
#define IPCLITE_LOG_MSG_SIZE 100 #define IPCLITE_LOG_MSG_SIZE 100
@@ -51,6 +61,7 @@
#define ADD_OFFSET(x, y) ((void *)((size_t)x + y)) #define ADD_OFFSET(x, y) ((void *)((size_t)x + y))
/* IPCLite Logging Mechanism */
#define IPCLITE_OS_LOG(__level, __fmt, arg...) \ #define IPCLITE_OS_LOG(__level, __fmt, arg...) \
do { \ do { \
if (ipclite_debug_level & __level) { \ if (ipclite_debug_level & __level) { \
@@ -63,8 +74,28 @@
} \ } \
} while (0) } while (0)
#define ATOMIC_HW_MUTEX_ACQUIRE (global_atomic_support ?: ipclite_hw_mutex_acquire()) /* IPCLite Debug enable status */
#define ATOMIC_HW_MUTEX_RELEASE (global_atomic_support ?: ipclite_hw_mutex_release()) #define IS_DEBUG_CONFIG(ipclite_debug) (ipclite_debug_control & ipclite_debug)
/* IPCLite Feature enable status */
#define IS_FEATURE_CONFIG(ipclite_feature) (feature_mask & ipclite_feature)
/* Global Atomic status */
#define ATOMIC_HW_MUTEX_ACQUIRE \
(IS_FEATURE_CONFIG(IPCLITE_GLOBAL_ATOMIC) ?: ipclite_hw_mutex_acquire())
#define ATOMIC_HW_MUTEX_RELEASE \
(IS_FEATURE_CONFIG(IPCLITE_GLOBAL_ATOMIC) ?: ipclite_hw_mutex_release())
/* API Structure */
struct ipclite_api_list {
int (*init)(struct platform_device *pdev);
int32_t (*register_client)(IPCLite_Client cb_func_ptr, void *priv);
int32_t (*register_test_client)(IPCLite_Client cb_func_ptr, void *priv);
int32_t (*msg_send)(int32_t proc_id, uint64_t data);
int32_t (*test_msg_send)(int32_t proc_id, uint64_t data);
int32_t (*partition_info)(struct global_region_info *global_ipcmem);
void (*recover)(enum ipcmem_host_type core_id);
} api_list_t;
/** /**
* enum ipclite_channel_status - channel status * enum ipclite_channel_status - channel status
@@ -79,6 +110,11 @@ enum ipclite_channel_status {
ACTIVE = 2, ACTIVE = 2,
}; };
enum ipclite_feature_mask {
IPCLITE_GLOBAL_ATOMIC = 0x0001ULL,
IPCLITE_TEST_SUITE = 0x0002ULL,
};
enum ipclite_debug_level { enum ipclite_debug_level {
IPCLITE_ERR = 0x0001, IPCLITE_ERR = 0x0001,
IPCLITE_WARN = 0x0002, IPCLITE_WARN = 0x0002,