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e04f0e83e7fb3f2c6d273bd63e511c65b6a5eb0b
mpp/osal/mpp_platform.cpp
Herman Chen e04f0e83e7 [mpp_platform]: Improve ioctl version detection 
Move kernel ioctl api version detection to library loading stage.

Change-Id: If8ee750e1eaefb99924fd622d03270ef5032d1be
Signed-off-by: Herman Chen <herman.chen@rock-chips.com>
2020-02-25 09:35:00 +08:00

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/*
* Copyright 2015 Rockchip Electronics Co. LTD
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <fcntl.h>
#include <string.h>
#include "mpp_env.h"
#include "mpp_log.h"
#include "mpp_mem.h"
#include "mpp_common.h"
#include "mpp_platform.h"
#define MAX_SOC_NAME_LENGTH 64
class MppPlatformService;
typedef enum RockchipSocType_e {
ROCKCHIP_SOC_AUTO,
ROCKCHIP_SOC_RK3036,
ROCKCHIP_SOC_RK3066,
ROCKCHIP_SOC_RK3188,
ROCKCHIP_SOC_RK3288,
ROCKCHIP_SOC_RK312X,
ROCKCHIP_SOC_RK3368,
ROCKCHIP_SOC_RK3399,
ROCKCHIP_SOC_RK3228H,
ROCKCHIP_SOC_RK3328,
ROCKCHIP_SOC_RK3228,
ROCKCHIP_SOC_RK3229,
ROCKCHIP_SOC_RV1108,
ROCKCHIP_SOC_RV1109,
ROCKCHIP_SOC_RV1126,
ROCKCHIP_SOC_RK3326,
ROCKCHIP_SOC_RK3128H,
ROCKCHIP_SOC_PX30,
ROCKCHIP_SOC_RK1808,
ROCKCHIP_SOC_BUTT,
} RockchipSocType;
typedef struct {
const char *compatible;
RockchipSocType soc_type;
RK_U32 vcodec_type;
} MppVpuType;
static const MppVpuType mpp_vpu_version[] = {
{ "rk3036", ROCKCHIP_SOC_RK3036, HAVE_VDPU1 | HAVE_VEPU1 | HAVE_HEVC_DEC, },
{ "rk3066", ROCKCHIP_SOC_RK3066, HAVE_VDPU1 | HAVE_VEPU1, },
{ "rk3188", ROCKCHIP_SOC_RK3188, HAVE_VDPU1 | HAVE_VEPU1, },
{ "rk3288", ROCKCHIP_SOC_RK3288, HAVE_VDPU1 | HAVE_VEPU1 | HAVE_HEVC_DEC, },
{ "rk3126", ROCKCHIP_SOC_RK312X, HAVE_VDPU1 | HAVE_VEPU1 | HAVE_HEVC_DEC, },
{ "rk3128h", ROCKCHIP_SOC_RK3128H, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_RKVDEC, },
{ "rk3128", ROCKCHIP_SOC_RK312X, HAVE_VDPU1 | HAVE_VEPU1 | HAVE_HEVC_DEC, },
{ "rk3368", ROCKCHIP_SOC_RK3368, HAVE_VDPU1 | HAVE_VEPU1 | HAVE_HEVC_DEC, },
{ "rk3399", ROCKCHIP_SOC_RK3399, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_RKVDEC, },
/* 3228h first for string matching */
{ "rk3228h", ROCKCHIP_SOC_RK3228H, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_RKVDEC | HAVE_AVSDEC | HAVE_VEPU22, },
{ "rk3328", ROCKCHIP_SOC_RK3328, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_RKVDEC | HAVE_VEPU22, },
{ "rk3228", ROCKCHIP_SOC_RK3228, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_RKVDEC, },
{ "rk3229", ROCKCHIP_SOC_RK3229, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_RKVDEC, },
{ "rv1108", ROCKCHIP_SOC_RV1108, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_RKVDEC | HAVE_RKVENC, },
{ "rv1109", ROCKCHIP_SOC_RV1109, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_RKVDEC | HAVE_RKVENC, },
{ "rv1126", ROCKCHIP_SOC_RV1126, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_RKVDEC | HAVE_RKVENC, },
{ "rk3326", ROCKCHIP_SOC_RK3326, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_HEVC_DEC, },
{ "px30", ROCKCHIP_SOC_RK3326, HAVE_VDPU2 | HAVE_VEPU2 | HAVE_HEVC_DEC, },
{ "rk1808", ROCKCHIP_SOC_RK1808, HAVE_VDPU2 | HAVE_VEPU2, },
};
/* For vpu1 / vpu2 */
static const char *mpp_vpu_dev[] = {
"/dev/vpu_service",
"/dev/vpu-service",
"/dev/mpp_service",
};
/* For hevc 4K decoder */
static const char *mpp_hevc_dev[] = {
"/dev/hevc_service",
"/dev/hevc-service",
"/dev/mpp_service",
};
/* For H.264/H.265/VP9 4K decoder */
static const char *mpp_rkvdec_dev[] = {
"/dev/rkvdec",
"/dev/mpp_service",
};
/* For H.264 4K encoder */
static const char *mpp_rkvenc_dev[] = {
"/dev/rkvenc",
"/dev/mpp_service",
};
/* For avs+ decoder */
static const char *mpp_avsd_dev[] = {
"/dev/avsd",
"/dev/mpp_service",
};
/* For H.264 / jpeg encoder */
static const char *mpp_vepu_dev[] = {
"/dev/vepu",
"/dev/mpp_service",
};
/* For H.265 encoder */
static const char *mpp_h265e_dev[] = {
"/dev/h265e",
"/dev/mpp_service",
};
static const char *mpp_service_dev[] = {
"/dev/mpp_service",
};
#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)
{
RK_U32 i;
for (i = 0; i < size; i++) {
if (!access(dev[i], F_OK))
return dev[i];
}
return NULL;
}
class MppPlatformService
{
private:
// avoid any unwanted function
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;
public:
static MppPlatformService *get_instance() {
static MppPlatformService instance;
return &instance;
}
MppIoctlVersion get_ioctl_version(void) { return ioctl_version; };
const char *get_soc_name() { return soc_name; };
RockchipSocType get_soc_type() { return soc_type; };
RK_U32 get_vcodec_type() { return vcodec_type; };
void set_vcodec_type(RK_U32 val) { vcodec_type = val; };
RK_U32 get_vcodec_capability() { return vcodec_capability; };
};
MppPlatformService::MppPlatformService()
: ioctl_version(IOCTL_VCODEC_SERVICE),
soc_name(NULL),
vcodec_type(0),
vcodec_capability(0)
{
/* judge vdpu support version */
RK_S32 fd = -1;
mpp_env_get_u32("mpp_debug", &mpp_debug, 0);
/* 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) {
/* 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);
}
/* if /dev/mpp_service not double check */
if (mpp_find_device(mpp_service_dev)) {
ioctl_version = IOCTL_MPP_SERVICE_V1;
mpp_dbg(MPP_DBG_PLATFORM, "/dev/mpp_service not double check device\n");
goto __return;
}
/*
* NOTE: The following check is for kernel driver device double check
* Some kernel does not have all device dts. So we need to remove the
* feature if the kernel device does not exist.
* The other case is customer changes the compatible name in dts then can
* not find a match soc type then we try to add the feature.
*/
/* for rk3288 / rk3368 /rk312x RK hevc decoder */
if (!mpp_find_device(mpp_hevc_dev))
vcodec_type &= ~HAVE_HEVC_DEC;
else
vcodec_type |= HAVE_HEVC_DEC;
/* for rk3228 / rk3229 / rk3399 / rv1108 decoder */
if (!mpp_find_device(mpp_rkvdec_dev))
vcodec_type &= ~HAVE_RKVDEC;
else
vcodec_type |= HAVE_RKVDEC;
/* for rk3228h avs+ decoder */
if (!mpp_find_device(mpp_avsd_dev))
vcodec_type &= ~HAVE_AVSDEC;
else
vcodec_type |= HAVE_AVSDEC;
/* for rv1108 encoder */
if (!mpp_find_device(mpp_rkvenc_dev))
vcodec_type &= ~HAVE_RKVENC;
else
vcodec_type |= HAVE_RKVENC;
/* for rk3228h / rk3328 H.264/jpeg encoder */
if (!mpp_find_device(mpp_vepu_dev))
vcodec_type &= ~HAVE_VEPU2_LITE;
else
vcodec_type |= HAVE_VEPU2_LITE;
/* for rk3228h / rk3328 H.265 encoder */
if (!mpp_find_device(mpp_h265e_dev))
vcodec_type &= ~HAVE_VEPU22;
else
vcodec_type |= HAVE_VEPU22;
/* for all chip vpu decoder */
if (!mpp_find_device(mpp_vpu_dev))
vcodec_type &= ~(HAVE_VDPU1 | HAVE_VEPU1 | HAVE_VDPU2 | HAVE_VEPU2);
__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();
}
const char *mpp_get_soc_name(void)
{
static const char *soc_name = NULL;
if (soc_name)
return soc_name;
soc_name = MppPlatformService::get_instance()->get_soc_name();
return soc_name;
}
RK_U32 mpp_get_vcodec_type(void)
{
static RK_U32 vcodec_type = 0;
if (!vcodec_type)
vcodec_type = MppPlatformService::get_instance()->get_vcodec_type();
return vcodec_type;
}
RK_U32 mpp_get_2d_hw_flag(void)
{
RK_U32 flag = 0;
if (!access("/dev/rga", F_OK))
flag |= HAVE_RGA;
if (!access("/dev/iep", F_OK))
flag |= HAVE_IEP;
return flag;
}
RK_U32 mpp_refresh_vcodec_type(RK_U32 vcodec_type)
{
MppPlatformService::get_instance()->set_vcodec_type(vcodec_type);
return 0;
}
const char *mpp_get_platform_dev_name(MppCtxType type, MppCodingType coding, RK_U32 platform)
{
const char *dev = mpp_find_device(mpp_service_dev);
if (dev) {
mpp_log("got the %s\n", dev);
} else if ((platform & HAVE_RKVDEC) && (type == MPP_CTX_DEC) &&
(coding == MPP_VIDEO_CodingAVC ||
coding == MPP_VIDEO_CodingHEVC ||
coding == MPP_VIDEO_CodingVP9)) {
dev = mpp_find_device(mpp_rkvdec_dev);
} else if ((platform & HAVE_HEVC_DEC) && (type == MPP_CTX_DEC) &&
(coding == MPP_VIDEO_CodingHEVC)) {
dev = mpp_find_device(mpp_hevc_dev);
} else if ((platform & HAVE_AVSDEC) && (type == MPP_CTX_DEC) &&
(coding == MPP_VIDEO_CodingAVS)) {
dev = mpp_find_device(mpp_avsd_dev);
} else if ((platform & HAVE_RKVENC) && (type == MPP_CTX_ENC) &&
(coding == MPP_VIDEO_CodingAVC)) {
dev = mpp_find_device(mpp_rkvenc_dev);
} else if ((platform & HAVE_VEPU22) && (type == MPP_CTX_ENC) &&
(coding == MPP_VIDEO_CodingHEVC)) {
dev = mpp_find_device(mpp_h265e_dev);
} else if ((platform & (HAVE_VEPU2_LITE)) && (type == MPP_CTX_ENC) &&
((coding == MPP_VIDEO_CodingAVC ||
coding == MPP_VIDEO_CodingMJPEG))) {
dev = mpp_find_device(mpp_vepu_dev);
} else {
dev = mpp_find_device(mpp_vpu_dev);
}
return dev;
}
const char *mpp_get_vcodec_dev_name(MppCtxType type, MppCodingType coding)
{
const char *dev = NULL;
RockchipSocType soc_type = MppPlatformService::get_instance()->get_soc_type();
switch (soc_type) {
case ROCKCHIP_SOC_RK3036 : {
/* rk3036 do NOT have encoder */
if (type == MPP_CTX_ENC)
dev = NULL;
else if (coding == MPP_VIDEO_CodingHEVC && type == MPP_CTX_DEC)
dev = mpp_find_device(mpp_hevc_dev);
else
dev = mpp_find_device(mpp_vpu_dev);
} break;
case ROCKCHIP_SOC_RK3066 :
case ROCKCHIP_SOC_RK3188 : {
/* rk3066/rk3188 have vpu1 only */
dev = mpp_find_device(mpp_vpu_dev);
} break;
case ROCKCHIP_SOC_RK3288 :
case ROCKCHIP_SOC_RK312X :
case ROCKCHIP_SOC_RK3368 :
case ROCKCHIP_SOC_RK3326 :
case ROCKCHIP_SOC_PX30 : {
/*
* rk3288/rk312x/rk3368 have codec:
* 1 - vpu1
* 2 - RK hevc decoder
*/
if (coding == MPP_VIDEO_CodingHEVC && type == MPP_CTX_DEC)
dev = mpp_find_device(mpp_hevc_dev);
else
dev = mpp_find_device(mpp_vpu_dev);
} break;
case ROCKCHIP_SOC_RK3128H : {
/*
* rk3128H have codec:
* 1 - vpu2
* 2 - RK H.264/H.265 1080p@60fps decoder
* NOTE: rk3128H do NOT have jpeg encoder
*/
if (type == MPP_CTX_DEC &&
(coding == MPP_VIDEO_CodingAVC ||
coding == MPP_VIDEO_CodingHEVC))
dev = mpp_find_device(mpp_rkvdec_dev);
else if (type == MPP_CTX_ENC && coding == MPP_VIDEO_CodingMJPEG)
dev = NULL;
else if (type == MPP_CTX_DEC && coding == MPP_VIDEO_CodingVP9)
dev = NULL;
else
dev = mpp_find_device(mpp_vpu_dev);
} break;
case ROCKCHIP_SOC_RK3399 :
case ROCKCHIP_SOC_RK3229 : {
/*
* rk3399/rk3229 have codec:
* 1 - vpu2
* 2 - RK H.264/H.265/VP9 4K decoder
*/
if (type == MPP_CTX_DEC &&
(coding == MPP_VIDEO_CodingAVC ||
coding == MPP_VIDEO_CodingHEVC ||
coding == MPP_VIDEO_CodingVP9))
dev = mpp_find_device(mpp_rkvdec_dev);
else
dev = mpp_find_device(mpp_vpu_dev);
} break;
case ROCKCHIP_SOC_RK3228 : {
/*
* rk3228 have codec:
* 1 - vpu2
* 2 - RK H.264/H.265 4K decoder
* NOTE: rk3228 do NOT have jpeg encoder
*/
if (type == MPP_CTX_DEC &&
(coding == MPP_VIDEO_CodingAVC ||
coding == MPP_VIDEO_CodingHEVC))
dev = mpp_find_device(mpp_rkvdec_dev);
else if (type == MPP_CTX_ENC && coding == MPP_VIDEO_CodingMJPEG)
dev = NULL;
else
dev = mpp_find_device(mpp_vpu_dev);
} break;
case ROCKCHIP_SOC_RK3228H : {
/*
* rk3228h has codec:
* 1 - vpu2
* 2 - RK H.264/H.265 4K decoder
* 3 - avs+ decoder
* 4 - H.265 encoder
*/
if (type == MPP_CTX_ENC) {
if (coding == MPP_VIDEO_CodingHEVC)
dev = mpp_find_device(mpp_h265e_dev);
else
dev = mpp_find_device(mpp_vepu_dev);
} else if (type == MPP_CTX_DEC) {
if (coding == MPP_VIDEO_CodingAVS)
dev = mpp_find_device(mpp_avsd_dev);
else if (coding == MPP_VIDEO_CodingAVC ||
coding == MPP_VIDEO_CodingHEVC)
dev = mpp_find_device(mpp_rkvdec_dev);
else
dev = mpp_find_device(mpp_vpu_dev);
}
} break;
case ROCKCHIP_SOC_RK3328 : {
/*
* rk3228 has codec:
* 1 - vpu2
* 2 - RK H.264/H.265/VP9 4K decoder
* 4 - H.265 encoder
*/
if (type == MPP_CTX_ENC) {
if (coding == MPP_VIDEO_CodingHEVC)
dev = mpp_find_device(mpp_h265e_dev);
else
dev = mpp_find_device(mpp_vepu_dev);
} else if (type == MPP_CTX_DEC) {
if (coding == MPP_VIDEO_CodingAVC ||
coding == MPP_VIDEO_CodingHEVC ||
coding == MPP_VIDEO_CodingVP9) {
dev = mpp_find_device(mpp_rkvdec_dev);
} else
dev = mpp_find_device(mpp_vpu_dev);
}
} break;
case ROCKCHIP_SOC_RV1108 : {
/*
* rv1108 has codec:
* 1 - vpu2
* 2 - RK H.264 4K decoder
* 3 - RK H.264 4K encoder
*/
if (coding == MPP_VIDEO_CodingAVC) {
if (type == MPP_CTX_ENC)
dev = mpp_find_device(mpp_rkvenc_dev);
else
dev = mpp_find_device(mpp_rkvdec_dev);
} else if (coding == MPP_VIDEO_CodingMJPEG)
dev = mpp_find_device(mpp_vpu_dev);
} break;
case ROCKCHIP_SOC_RV1109 :
case ROCKCHIP_SOC_RV1126 : {
/*
* rv1108 has codec:
* 1 - vpu2 for jpeg encoder and decoder
* 2 - RK H.264/H.265 4K decoder
* 3 - RK H.264/H.265 4K encoder
*/
if (coding == MPP_VIDEO_CodingAVC || coding == MPP_VIDEO_CodingHEVC) {
if (type == MPP_CTX_ENC)
dev = mpp_find_device(mpp_rkvenc_dev);
else
dev = mpp_find_device(mpp_rkvdec_dev);
} else if (coding == MPP_VIDEO_CodingMJPEG)
dev = mpp_find_device(mpp_vpu_dev);
} break;
default : {
/* default case for unknown compatible */
RK_U32 vcodec_type = mpp_get_vcodec_type();
dev = mpp_get_platform_dev_name(type, coding, vcodec_type);
} break;
}
return dev;
}
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