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[mpp_platform]: Detection code cleanup

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Change-Id: I7c1d850b8fd9a2bbfcd870e0be27f381ed88421a
Signed-off-by: Herman Chen <herman.chen@rock-chips.com>
This commit is contained in:
Herman Chen
2020-10-30 14:15:25 +08:00
parent 857649cc98
commit 2e0b487683
1 changed files with 48 additions and 104 deletions
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152
osal/mpp_platform.cpp
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@@ -130,6 +130,8 @@ static const char *mpp_service_dev[] = {
"/dev/mpp_service",
};
static const char *mpp_soc_name_path = "/proc/device-tree/compatible";
#define mpp_find_device(dev) _mpp_find_device(dev, MPP_ARRAY_ELEMS(dev))
static const char *_mpp_find_device(const char **dev, RK_U32 size)
@@ -143,61 +145,42 @@ static const char *_mpp_find_device(const char **dev, RK_U32 size)
return NULL;
}
typedef struct MppServiceQueryCfg_t {
RK_U32 cmd_butt;
const char *name;
} MppServiceQueryCfg;
static const MppServiceQueryCfg query_cfg[] = {
{ MPP_CMD_QUERY_BASE, "query_cmd", },
{ MPP_CMD_INIT_BASE, "init_cmd", },
{ MPP_CMD_SEND_BASE, "query_cmd", },
{ MPP_CMD_POLL_BASE, "init_cmd", },
{ MPP_CMD_CONTROL_BASE, "control_cmd", },
};
static const RK_U32 query_count = MPP_ARRAY_ELEMS(query_cfg);
static void check_mpp_service_cap(MppServiceCmdCap *cap)
static void read_soc_name(char *name, RK_S32 size)
{
RK_S32 fd = open(mpp_soc_name_path, O_RDONLY);
if (fd < 0) {
mpp_err("open %s error\n", mpp_soc_name_path);
} else {
ssize_t soc_name_len = 0;
snprintf(name, size, "unknown");
soc_name_len = read(fd, name, size - 1);
if (soc_name_len > 0) {
name[soc_name_len] = '\0';
/* replacing the termination character to space */
for (char *ptr = name;; ptr = name) {
ptr += strnlen(name, size);
if (ptr >= name + soc_name_len - 1)
break;
*ptr = ' ';
}
mpp_dbg(MPP_DBG_PLATFORM, "chip name: %s\n", name);
}
close(fd);
}
}
static const MppVpuType *check_vpu_type_by_soc_name(const char *soc_name)
{
const char *name = NULL;
MppReqV1 mpp_req;
RK_S32 fd = -1;
RK_S32 ret = 0;
RK_U32 *cmd_butt = &cap->query_cmd;;
RK_U32 i;
cap->support_cmd = access("/proc/mpp_service/support_cmd", F_OK) ? 0 : 1;
if (!cap->support_cmd)
return ;
for (i = 0; i < MPP_ARRAY_ELEMS(mpp_vpu_version); i++)
if (strstr(soc_name, mpp_vpu_version[i].compatible))
return &mpp_vpu_version[i];
name = mpp_find_device(mpp_service_dev);
mpp_assert(name);
fd = open(name, O_RDWR);
if (fd < 0) {
mpp_err("open mpp_service to check cmd capability failed\n");
memset(cap, 0, sizeof(*cap));
return ;
}
for (i = 0; i < query_count; i++, cmd_butt++) {
const MppServiceQueryCfg *cfg = &query_cfg[i];
RK_U32 val;
memset(&mpp_req, 0, sizeof(mpp_req));
val = cfg->cmd_butt;
mpp_req.cmd = MPP_CMD_QUERY_CMD_SUPPORT;
mpp_req.data_ptr = REQ_DATA_PTR(&val);
ret = (RK_S32)ioctl(fd, MPP_IOC_CFG_V1, &mpp_req);
if (ret)
mpp_err_f("query %s support error %s.\n", cfg->name, strerror(errno));
else
*cmd_butt = val;
}
close(fd);
return NULL;
}
class MppPlatformService
@@ -205,16 +188,16 @@ class MppPlatformService
private:
// avoid any unwanted function
MppPlatformService();
~MppPlatformService();
~MppPlatformService() {};
MppPlatformService(const MppPlatformService &);
MppPlatformService &operator=(const MppPlatformService &);
MppIoctlVersion ioctl_version;
char *soc_name;
RockchipSocType soc_type;
RK_U32 vcodec_type;
RK_U32 vcodec_capability;
MppServiceCmdCap mpp_service_cmd_cap;
char soc_name[MAX_SOC_NAME_LENGTH];
RockchipSocType soc_type;
public:
static MppPlatformService *get_instance() {
@@ -233,13 +216,10 @@ public:
MppPlatformService::MppPlatformService()
: ioctl_version(IOCTL_VCODEC_SERVICE),
soc_name(NULL),
vcodec_type(0),
vcodec_capability(0)
vcodec_type(0)
{
/* judge vdpu support version */
MppServiceCmdCap *cap = &mpp_service_cmd_cap;
RK_S32 fd = -1;
/* default value */
cap->support_cmd = 0;
@@ -251,54 +231,23 @@ MppPlatformService::MppPlatformService()
mpp_env_get_u32("mpp_debug", &mpp_debug, 0);
/* read soc name */
read_soc_name(soc_name, sizeof(soc_name));
/* set vpu1 defalut for old chip without dts */
vcodec_type = HAVE_VDPU1 | HAVE_VEPU1;
fd = open("/proc/device-tree/compatible", O_RDONLY);
if (fd < 0) {
mpp_err("open /proc/device-tree/compatible error.\n");
} else {
RK_U32 i = 0;
soc_name = mpp_malloc_size(char, MAX_SOC_NAME_LENGTH);
if (soc_name) {
RK_U32 found_match_soc_name = 0;
ssize_t soc_name_len = 0;
snprintf(soc_name, MAX_SOC_NAME_LENGTH, "unknown");
soc_name_len = read(fd, soc_name, MAX_SOC_NAME_LENGTH - 1);
if (soc_name_len > 0) {
soc_name[soc_name_len] = '\0';
/* replacing the termination character to space */
for (char *ptr = soc_name;; ptr = soc_name) {
ptr += strnlen(soc_name, MAX_SOC_NAME_LENGTH);
if (ptr >= soc_name + soc_name_len - 1)
break;
*ptr = ' ';
}
mpp_dbg(MPP_DBG_PLATFORM, "chip name: %s\n", soc_name);
for (i = 0; i < MPP_ARRAY_ELEMS(mpp_vpu_version); i++) {
if (strstr(soc_name, mpp_vpu_version[i].compatible)) {
vcodec_type = mpp_vpu_version[i].vcodec_type;
soc_type = mpp_vpu_version[i].soc_type;
found_match_soc_name = 1;
break;
}
}
}
if (!found_match_soc_name)
mpp_log("can not found match soc name: %s\n", soc_name);
} else {
mpp_err("failed to malloc soc name\n");
}
close(fd);
{
const MppVpuType *hw_info = check_vpu_type_by_soc_name(soc_name);
if (hw_info) {
vcodec_type = hw_info->vcodec_type;
soc_type = hw_info->soc_type;
} else
mpp_log("can not found match soc name: %s\n", soc_name);
}
/* if /dev/mpp_service not double check */
if (mpp_find_device(mpp_service_dev)) {
ioctl_version = IOCTL_MPP_SERVICE_V1;
check_mpp_service_cap(cap);
mpp_dbg(MPP_DBG_PLATFORM, "/dev/mpp_service not double check device\n");
goto __return;
}
@@ -352,11 +301,6 @@ __return:
mpp_dbg(MPP_DBG_PLATFORM, "vcodec type %08x\n", vcodec_type);
}
MppPlatformService::~MppPlatformService()
{
MPP_FREE(soc_name);
}
MppIoctlVersion mpp_get_ioctl_version(void)
{
return MppPlatformService::get_instance()->get_ioctl_version();