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media: venus: Enable low power setting for encoder 

Set the FW to run in low power for encoder
to accommodate more session without losing much on quality.

Signed-off-by: Dikshita Agarwal <dikshita@codeaurora.org>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Dikshita Agarwal 2021-04-12 08:58:43 +02:00 коммит произвёл Mauro Carvalho Chehab
Родитель 51bb3989c2
Коммит 3cfe5815ce
8 изменённых файлов: 166 добавлений и 34 удалений
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6
drivers/media/platform/qcom/venus/core.h
Просмотреть файл

@ -292,6 +292,7 @@ struct clock_data {
unsigned long freq;
unsigned long vpp_freq;
unsigned long vsp_freq;
unsigned long low_power_freq;
};
#define to_venus_buffer(ptr) container_of(ptr, struct venus_buffer, vb)
@ -315,6 +316,10 @@ struct venus_ts_metadata {
struct v4l2_timecode tc;
};
enum venus_inst_modes {
VENUS_LOW_POWER = BIT(0),
};
/**
* struct venus_inst - holds per instance parameters
*
@ -444,6 +449,7 @@ struct venus_inst {
unsigned int pic_struct;
bool next_buf_last;
bool drain_active;
enum venus_inst_modes flags;
};
#define IS_V1(core) ((core)->res->hfi_version == HFI_VERSION_1XX)

2
drivers/media/platform/qcom/venus/helpers.c
Просмотреть файл

@ -1627,6 +1627,8 @@ int venus_helper_session_init(struct venus_inst *inst)
session_type);
inst->clk_data.vsp_freq = hfi_platform_get_codec_vsp_freq(version, codec,
session_type);
inst->clk_data.low_power_freq = hfi_platform_get_codec_lp_freq(version, codec,
session_type);
return 0;
}

10
drivers/media/platform/qcom/venus/hfi_helper.h
Просмотреть файл

@ -415,9 +415,6 @@
#define HFI_BUFFER_MODE_RING 0x1000002
#define HFI_BUFFER_MODE_DYNAMIC 0x1000003
#define HFI_VENC_PERFMODE_MAX_QUALITY 0x1
#define HFI_VENC_PERFMODE_POWER_SAVE 0x2
/*
* HFI_PROPERTY_SYS_COMMON_START
* HFI_DOMAIN_BASE_COMMON + HFI_ARCH_COMMON_OFFSET + 0x0000
@ -848,6 +845,13 @@ struct hfi_framesize {
u32 height;
};
#define HFI_VENC_PERFMODE_MAX_QUALITY 0x1
#define HFI_VENC_PERFMODE_POWER_SAVE 0x2
struct hfi_perf_mode {
u32 video_perf_mode;
};
#define VIDC_CORE_ID_DEFAULT 0
#define VIDC_CORE_ID_1 1
#define VIDC_CORE_ID_2 2

16
drivers/media/platform/qcom/venus/hfi_platform.c
Просмотреть файл

@ -50,6 +50,22 @@ hfi_platform_get_codec_vsp_freq(enum hfi_version version, u32 codec, u32 session
return freq;
}
unsigned long
hfi_platform_get_codec_lp_freq(enum hfi_version version, u32 codec, u32 session_type)
{
const struct hfi_platform *plat;
unsigned long freq = 0;
plat = hfi_platform_get(version);
if (!plat)
return 0;
if (plat->codec_lp_freq)
freq = plat->codec_lp_freq(session_type, codec);
return freq;
}
u8 hfi_platform_num_vpp_pipes(enum hfi_version version)
{
const struct hfi_platform *plat;

4
drivers/media/platform/qcom/venus/hfi_platform.h
Просмотреть файл

@ -43,11 +43,13 @@ struct hfi_platform_codec_freq_data {
u32 session_type;
unsigned long vpp_freq;
unsigned long vsp_freq;
unsigned long low_power_freq;
};
struct hfi_platform {
unsigned long (*codec_vpp_freq)(u32 session_type, u32 codec);
unsigned long (*codec_vsp_freq)(u32 session_type, u32 codec);
unsigned long (*codec_lp_freq)(u32 session_type, u32 codec);
void (*codecs)(u32 *enc_codecs, u32 *dec_codecs, u32 *count);
const struct hfi_plat_caps *(*capabilities)(unsigned int *entries);
u8 (*num_vpp_pipes)(void);
@ -63,5 +65,7 @@ unsigned long hfi_platform_get_codec_vpp_freq(enum hfi_version version, u32 code
u32 session_type);
unsigned long hfi_platform_get_codec_vsp_freq(enum hfi_version version, u32 codec,
u32 session_type);
unsigned long hfi_platform_get_codec_lp_freq(enum hfi_version version, u32 codec,
u32 session_type);
u8 hfi_platform_num_vpp_pipes(enum hfi_version version);
#endif

28
drivers/media/platform/qcom/venus/hfi_platform_v4.c
Просмотреть файл

@ -262,14 +262,14 @@ static void get_codecs(u32 *enc_codecs, u32 *dec_codecs, u32 *count)
}
static const struct hfi_platform_codec_freq_data codec_freq_data[] = {
{ V4L2_PIX_FMT_H264, VIDC_SESSION_TYPE_ENC, 675, 10 },
{ V4L2_PIX_FMT_HEVC, VIDC_SESSION_TYPE_ENC, 675, 10 },
{ V4L2_PIX_FMT_VP8, VIDC_SESSION_TYPE_ENC, 675, 10 },
{ V4L2_PIX_FMT_MPEG2, VIDC_SESSION_TYPE_DEC, 200, 10 },
{ V4L2_PIX_FMT_H264, VIDC_SESSION_TYPE_DEC, 200, 10 },
{ V4L2_PIX_FMT_HEVC, VIDC_SESSION_TYPE_DEC, 200, 10 },
{ V4L2_PIX_FMT_VP8, VIDC_SESSION_TYPE_DEC, 200, 10 },
{ V4L2_PIX_FMT_VP9, VIDC_SESSION_TYPE_DEC, 200, 10 },
{ V4L2_PIX_FMT_H264, VIDC_SESSION_TYPE_ENC, 675, 10, 320 },
{ V4L2_PIX_FMT_HEVC, VIDC_SESSION_TYPE_ENC, 675, 10, 320 },
{ V4L2_PIX_FMT_VP8, VIDC_SESSION_TYPE_ENC, 675, 10, 320 },
{ V4L2_PIX_FMT_MPEG2, VIDC_SESSION_TYPE_DEC, 200, 10, 200 },
{ V4L2_PIX_FMT_H264, VIDC_SESSION_TYPE_DEC, 200, 10, 200 },
{ V4L2_PIX_FMT_HEVC, VIDC_SESSION_TYPE_DEC, 200, 10, 200 },
{ V4L2_PIX_FMT_VP8, VIDC_SESSION_TYPE_DEC, 200, 10, 200 },
{ V4L2_PIX_FMT_VP9, VIDC_SESSION_TYPE_DEC, 200, 10, 200 },
};
static const struct hfi_platform_codec_freq_data *
@ -311,9 +311,21 @@ static unsigned long codec_vsp_freq(u32 session_type, u32 codec)
return 0;
}
static unsigned long codec_lp_freq(u32 session_type, u32 codec)
{
const struct hfi_platform_codec_freq_data *data;
data = get_codec_freq_data(session_type, codec);
if (data)
return data->low_power_freq;
return 0;
}
const struct hfi_platform hfi_plat_v4 = {
.codec_vpp_freq = codec_vpp_freq,
.codec_vsp_freq = codec_vsp_freq,
.codec_lp_freq = codec_lp_freq,
.codecs = get_codecs,
.capabilities = get_capabilities,
};

28
drivers/media/platform/qcom/venus/hfi_platform_v6.c
Просмотреть файл

@ -262,14 +262,14 @@ static void get_codecs(u32 *enc_codecs, u32 *dec_codecs, u32 *count)
}
static const struct hfi_platform_codec_freq_data codec_freq_data[] = {
{ V4L2_PIX_FMT_H264, VIDC_SESSION_TYPE_ENC, 675, 25 },
{ V4L2_PIX_FMT_HEVC, VIDC_SESSION_TYPE_ENC, 675, 25 },
{ V4L2_PIX_FMT_VP8, VIDC_SESSION_TYPE_ENC, 675, 60 },
{ V4L2_PIX_FMT_MPEG2, VIDC_SESSION_TYPE_DEC, 200, 25 },
{ V4L2_PIX_FMT_H264, VIDC_SESSION_TYPE_DEC, 200, 25 },
{ V4L2_PIX_FMT_HEVC, VIDC_SESSION_TYPE_DEC, 200, 25 },
{ V4L2_PIX_FMT_VP8, VIDC_SESSION_TYPE_DEC, 200, 60 },
{ V4L2_PIX_FMT_VP9, VIDC_SESSION_TYPE_DEC, 200, 60 },
{ V4L2_PIX_FMT_H264, VIDC_SESSION_TYPE_ENC, 675, 25, 320 },
{ V4L2_PIX_FMT_HEVC, VIDC_SESSION_TYPE_ENC, 675, 25, 320 },
{ V4L2_PIX_FMT_VP8, VIDC_SESSION_TYPE_ENC, 675, 60, 320 },
{ V4L2_PIX_FMT_MPEG2, VIDC_SESSION_TYPE_DEC, 200, 25, 200 },
{ V4L2_PIX_FMT_H264, VIDC_SESSION_TYPE_DEC, 200, 25, 200 },
{ V4L2_PIX_FMT_HEVC, VIDC_SESSION_TYPE_DEC, 200, 25, 200 },
{ V4L2_PIX_FMT_VP8, VIDC_SESSION_TYPE_DEC, 200, 60, 200 },
{ V4L2_PIX_FMT_VP9, VIDC_SESSION_TYPE_DEC, 200, 60, 200 },
};
static const struct hfi_platform_codec_freq_data *
@ -311,6 +311,17 @@ static unsigned long codec_vsp_freq(u32 session_type, u32 codec)
return 0;
}
static unsigned long codec_lp_freq(u32 session_type, u32 codec)
{
const struct hfi_platform_codec_freq_data *data;
data = get_codec_freq_data(session_type, codec);
if (data)
return data->low_power_freq;
return 0;
}
static u8 num_vpp_pipes(void)
{
return 4;
@ -319,6 +330,7 @@ static u8 num_vpp_pipes(void)
const struct hfi_platform hfi_plat_v6 = {
.codec_vpp_freq = codec_vpp_freq,
.codec_vsp_freq = codec_vsp_freq,
.codec_lp_freq = codec_lp_freq,
.codecs = get_codecs,
.capabilities = get_capabilities,
.num_vpp_pipes = num_vpp_pipes,

106
drivers/media/platform/qcom/venus/pm_helpers.c
Просмотреть файл

@ -523,8 +523,50 @@ static int poweron_coreid(struct venus_core *core, unsigned int coreid_mask)
return 0;
}
static inline int power_save_mode_enable(struct venus_inst *inst,
bool enable)
{
struct venc_controls *enc_ctr = &inst->controls.enc;
const u32 ptype = HFI_PROPERTY_CONFIG_VENC_PERF_MODE;
u32 venc_mode;
int ret = 0;
if (inst->session_type != VIDC_SESSION_TYPE_ENC)
return 0;
if (enc_ctr->bitrate_mode == V4L2_MPEG_VIDEO_BITRATE_MODE_CQ)
enable = false;
venc_mode = enable ? HFI_VENC_PERFMODE_POWER_SAVE :
HFI_VENC_PERFMODE_MAX_QUALITY;
ret = hfi_session_set_property(inst, ptype, &venc_mode);
if (ret)
return ret;
inst->flags = enable ? inst->flags | VENUS_LOW_POWER :
inst->flags & ~VENUS_LOW_POWER;
return ret;
}
static int move_core_to_power_save_mode(struct venus_core *core,
u32 core_id)
{
struct venus_inst *inst = NULL;
mutex_lock(&core->lock);
list_for_each_entry(inst, &core->instances, list) {
if (inst->clk_data.core_id == core_id &&
inst->session_type == VIDC_SESSION_TYPE_ENC)
power_save_mode_enable(inst, true);
}
mutex_unlock(&core->lock);
return 0;
}
static void
min_loaded_core(struct venus_inst *inst, u32 *min_coreid, u32 *min_load)
min_loaded_core(struct venus_inst *inst, u32 *min_coreid, u32 *min_load, bool low_power)
{
u32 mbs_per_sec, load, core1_load = 0, core2_load = 0;
u32 cores_max = core_num_max(inst);
@ -542,7 +584,14 @@ min_loaded_core(struct venus_inst *inst, u32 *min_coreid, u32 *min_load)
if (inst_pos->state != INST_START)
continue;
vpp_freq = inst_pos->clk_data.vpp_freq;
if (inst->session_type == VIDC_SESSION_TYPE_DEC)
vpp_freq = inst_pos->clk_data.vpp_freq;
else if (inst->session_type == VIDC_SESSION_TYPE_ENC)
vpp_freq = low_power ? inst_pos->clk_data.vpp_freq :
inst_pos->clk_data.low_power_freq;
else
continue;
coreid = inst_pos->clk_data.core_id;
mbs_per_sec = load_per_instance(inst_pos);
@ -574,9 +623,11 @@ static int decide_core(struct venus_inst *inst)
{
const u32 ptype = HFI_PROPERTY_CONFIG_VIDEOCORES_USAGE;
struct venus_core *core = inst->core;
u32 min_coreid, min_load, inst_load;
u32 min_coreid, min_load, cur_inst_load;
u32 min_lp_coreid, min_lp_load, cur_inst_lp_load;
struct hfi_videocores_usage_type cu;
unsigned long max_freq;
int ret = 0;
if (legacy_binding) {
if (inst->session_type == VIDC_SESSION_TYPE_DEC)
@ -590,23 +641,43 @@ static int decide_core(struct venus_inst *inst)
if (inst->clk_data.core_id != VIDC_CORE_ID_DEFAULT)
return 0;
inst_load = load_per_instance(inst);
inst_load *= inst->clk_data.vpp_freq;
cur_inst_load = load_per_instance(inst);
cur_inst_load *= inst->clk_data.vpp_freq;
/*TODO : divide this inst->load by work_route */
cur_inst_lp_load = load_per_instance(inst);
cur_inst_lp_load *= inst->clk_data.low_power_freq;
/*TODO : divide this inst->load by work_route */
max_freq = core->res->freq_tbl[0].freq;
min_loaded_core(inst, &min_coreid, &min_load);
min_loaded_core(inst, &min_coreid, &min_load, false);
min_loaded_core(inst, &min_lp_coreid, &min_lp_load, true);
if ((inst_load + min_load) > max_freq) {
dev_warn(core->dev, "HW is overloaded, needed: %u max: %lu\n",
inst_load, max_freq);
if (cur_inst_load + min_load <= max_freq) {
inst->clk_data.core_id = min_coreid;
cu.video_core_enable_mask = min_coreid;
} else if (cur_inst_lp_load + min_load <= max_freq) {
/* Move current instance to LP and return */
inst->clk_data.core_id = min_coreid;
cu.video_core_enable_mask = min_coreid;
power_save_mode_enable(inst, true);
} else if (cur_inst_lp_load + min_lp_load <= max_freq) {
/* Move all instances to LP mode and return */
inst->clk_data.core_id = min_lp_coreid;
cu.video_core_enable_mask = min_lp_coreid;
move_core_to_power_save_mode(core, min_lp_coreid);
} else {
dev_warn(core->dev, "HW can't support this load");
return -EINVAL;
}
inst->clk_data.core_id = min_coreid;
cu.video_core_enable_mask = min_coreid;
done:
return hfi_session_set_property(inst, ptype, &cu);
ret = hfi_session_set_property(inst, ptype, &cu);
if (ret)
return ret;
return ret;
}
static int acquire_core(struct venus_inst *inst)
@ -1005,7 +1076,7 @@ static int core_power_v4(struct venus_core *core, int on)
static unsigned long calculate_inst_freq(struct venus_inst *inst,
unsigned long filled_len)
{
unsigned long vpp_freq = 0, vsp_freq = 0;
unsigned long vpp_freq_per_mb = 0, vpp_freq = 0, vsp_freq = 0;
u32 fps = (u32)inst->fps;
u32 mbs_per_sec;
@ -1014,7 +1085,12 @@ static unsigned long calculate_inst_freq(struct venus_inst *inst,
if (inst->state != INST_START)
return 0;
vpp_freq = mbs_per_sec * inst->clk_data.vpp_freq;
if (inst->session_type == VIDC_SESSION_TYPE_ENC)
vpp_freq_per_mb = inst->flags & VENUS_LOW_POWER ?
inst->clk_data.low_power_freq :
inst->clk_data.vpp_freq;
vpp_freq = mbs_per_sec * vpp_freq_per_mb;
/* 21 / 20 is overhead factor */
vpp_freq += vpp_freq / 20;
vsp_freq = mbs_per_sec * inst->clk_data.vsp_freq;