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Subject[PATCH v3 3/4] media: venus: Add interface for load per core
Date
Add and interface to calculate load per core. Also,
add an interface to get maximum cores available with
video. This interface is preparation for updating core
selection.

Signed-off-by: Aniket Masule <amasule@codeaurora.org>
---
drivers/media/platform/qcom/venus/helpers.c | 19 +++++++++++++++++++
drivers/media/platform/qcom/venus/hfi_helper.h | 1 +
drivers/media/platform/qcom/venus/hfi_parser.h | 5 +++++
3 files changed, 25 insertions(+)

diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
index e1a0247..b79e83a 100644
--- a/drivers/media/platform/qcom/venus/helpers.c
+++ b/drivers/media/platform/qcom/venus/helpers.c
@@ -26,6 +26,7 @@
#include "helpers.h"
#include "hfi_helper.h"
#include "hfi_venus_io.h"
+#include "hfi_parser.h"

struct intbuf {
struct list_head list;
@@ -331,6 +332,24 @@ static u32 load_per_instance(struct venus_inst *inst)
return mbs * inst->fps;
}

+static u32 load_per_core(struct venus_core *core, u32 core_id)
+{
+ struct venus_inst *inst = NULL;
+ u32 mbs_per_sec = 0, load = 0;
+
+ mutex_lock(&core->lock);
+ list_for_each_entry(inst, &core->instances, list) {
+ if (!(inst->clk_data.core_id == core_id))
+ continue;
+
+ mbs_per_sec = load_per_instance(inst);
+ load = mbs_per_sec * inst->clk_data.codec_freq_data->vpp_freq;
+ }
+ mutex_unlock(&core->lock);
+
+ return load;
+}
+
static u32 load_per_type(struct venus_core *core, u32 session_type)
{
struct venus_inst *inst = NULL;
diff --git a/drivers/media/platform/qcom/venus/hfi_helper.h b/drivers/media/platform/qcom/venus/hfi_helper.h
index 34ea503..f3d1018 100644
--- a/drivers/media/platform/qcom/venus/hfi_helper.h
+++ b/drivers/media/platform/qcom/venus/hfi_helper.h
@@ -559,6 +559,7 @@ struct hfi_bitrate {
#define HFI_CAPABILITY_LCU_SIZE 0x14
#define HFI_CAPABILITY_HIER_P_HYBRID_NUM_ENH_LAYERS 0x15
#define HFI_CAPABILITY_MBS_PER_SECOND_POWERSAVE 0x16
+#define HFI_CAPABILITY_MAX_VIDEOCORES 0x2B

struct hfi_capability {
u32 capability_type;
diff --git a/drivers/media/platform/qcom/venus/hfi_parser.h b/drivers/media/platform/qcom/venus/hfi_parser.h
index 3e931c7..264e6dd 100644
--- a/drivers/media/platform/qcom/venus/hfi_parser.h
+++ b/drivers/media/platform/qcom/venus/hfi_parser.h
@@ -107,4 +107,9 @@ static inline u32 frate_step(struct venus_inst *inst)
return cap_step(inst, HFI_CAPABILITY_FRAMERATE);
}

+static inline u32 core_num_max(struct venus_inst *inst)
+{
+ return cap_max(inst, HFI_CAPABILITY_MAX_VIDEOCORES);
+}
+
#endif
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
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