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video: rockchip: mpp: rkvdec2: Add task timing

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NOTE: On link mode the timing is start from driver push task to hardware
linked queue. So the timing is not actual the hardware timing on multi
decoder case.

echo 0x100 > /sys/module/rk_vcodec/parameters/mpp_dev_debug

This command for hardware performance test is still valid. But the
hardware timing output is accurate only on single decoder case.

Signed-off-by: Herman Chen <herman.chen@rock-chips.com>
Change-Id: I4db4a35955cb1e42e3f250583e83d88c2fde5872
This commit is contained in:
Herman Chen
2021-08-26 09:48:22 +08:00
committed by Tao Huang
parent b98a82f772
commit 0691bb0b69
2 changed files with 3 additions and 1 deletions
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1
drivers/video/rockchip/mpp/mpp_rkvdec2.c
View File

@@ -304,6 +304,7 @@ static int rkvdec2_run(struct mpp_dev *mpp, struct mpp_task *mpp_task)
}
/* init current task */
mpp->cur_task = mpp_task;
mpp_time_record(mpp_task);
/* Flush the register before the start the device */
wmb();
mpp_write(mpp, RKVDEC_REG_START_EN_BASE, task->reg[reg_en] | RKVDEC_START_EN);

3
drivers/video/rockchip/mpp/mpp_rkvdec2_link.c
View File

@@ -447,6 +447,7 @@ static int rkvdec_link_send_task_to_hw(struct rkvdec_link_dev *dev,
set_bit(TASK_STATE_START, &task_ddr->state);
schedule_delayed_work(&task_ddr->timeout_work,
msecs_to_jiffies(200));
mpp_time_record(task_ddr);
}
} else {
if (task_total)
@@ -566,6 +567,7 @@ static int rkvdec_link_isr_recv_task(struct mpp_dev *mpp,
continue;
}
mpp_time_diff(mpp_task);
task = to_rkvdec2_task(mpp_task);
regs = table_base + idx * link_dec->link_reg_count;
irq_status = regs[info->tb_reg_int];
@@ -1173,7 +1175,6 @@ static int mpp_task_queue(struct mpp_dev *mpp, struct mpp_task *task)
}
rkvdec2_link_power_on(mpp);
mpp_time_record(task);
mpp_debug(DEBUG_TASK_INFO, "pid %d, start hw %s\n",
task->session->pid, dev_name(mpp->dev));