From: Hans Verkuil <hverkuil@xs4all.nl>
To: Benjamin Gaignard <benjamin.gaignard@collabora.com>,
ezequiel@collabora.com, p.zabel@pengutronix.de,
mchehab@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de,
festevam@gmail.com, gregkh@linuxfoundation.org,
mripard@kernel.org, paul.kocialkowski@bootlin.com, wens@csie.org,
jernej.skrabec@siol.net, emil.l.velikov@gmail.com,
andrzej.p@collabora.com, jc@kynesim.co.uk
Cc: kernel@pengutronix.de, linux-imx@nxp.com,
linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/8] media: hantro: Trace hevc hw cycles performance register
Date: Sun, 13 Jun 2021 11:53:56 +0200 [thread overview]
Message-ID: <dbf5f5e1-4989-c97d-3679-58af549b5082@xs4all.nl> (raw)
In-Reply-To: <20210604130619.491200-2-benjamin.gaignard@collabora.com>
On 04/06/2021 15:06, Benjamin Gaignard wrote:
> After each hevc decoded frame trace the hardware performance.
> It provides the number of hw cycles spend per decoded macroblock.
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
> ---
> drivers/staging/media/hantro/hantro_drv.c | 3 ++
> .../staging/media/hantro/hantro_g2_hevc_dec.c | 16 ++++++++
> drivers/staging/media/hantro/hantro_g2_regs.h | 1 +
> drivers/staging/media/hantro/hantro_hw.h | 1 +
> drivers/staging/media/hantro/imx8m_vpu_hw.c | 1 +
> drivers/staging/media/hantro/trace.h | 40 +++++++++++++++++++
Can you rename this to hantro_trace.h? I prefer to have the driver prefix in the name.
Regards,
Hans
> 6 files changed, 62 insertions(+)
> create mode 100644 drivers/staging/media/hantro/trace.h
>
> diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c
> index dbc69ee0b562..6053c86b1c3f 100644
> --- a/drivers/staging/media/hantro/hantro_drv.c
> +++ b/drivers/staging/media/hantro/hantro_drv.c
> @@ -28,6 +28,9 @@
> #include "hantro.h"
> #include "hantro_hw.h"
>
> +#define CREATE_TRACE_POINTS
> +#include "trace.h"
> +
> #define DRIVER_NAME "hantro-vpu"
>
> int hantro_debug;
> diff --git a/drivers/staging/media/hantro/hantro_g2_hevc_dec.c b/drivers/staging/media/hantro/hantro_g2_hevc_dec.c
> index 340efb57fd18..89fac5146433 100644
> --- a/drivers/staging/media/hantro/hantro_g2_hevc_dec.c
> +++ b/drivers/staging/media/hantro/hantro_g2_hevc_dec.c
> @@ -7,6 +7,7 @@
>
> #include "hantro_hw.h"
> #include "hantro_g2_regs.h"
> +#include "trace.h"
>
> #define HEVC_DEC_MODE 0xC
>
> @@ -22,6 +23,21 @@ static inline void hantro_write_addr(struct hantro_dev *vpu,
> vdpu_write(vpu, addr & 0xffffffff, offset);
> }
>
> +void hantro_g2_hevc_dec_done(struct hantro_ctx *ctx)
> +{
> + const struct hantro_hevc_dec_ctrls *ctrls = &ctx->hevc_dec.ctrls;
> + const struct v4l2_ctrl_hevc_sps *sps = ctrls->sps;
> + struct hantro_dev *vpu = ctx->dev;
> + u32 hw_cycles = 0;
> + u32 mbs = (sps->pic_width_in_luma_samples *
> + sps->pic_height_in_luma_samples) >> 8;
> +
> + if (mbs)
> + hw_cycles = vdpu_read(vpu, G2_HW_PERFORMANCE) / mbs;
> +
> + trace_hantro_hevc_perf(ctx, hw_cycles);
> +}
> +
> static void prepare_tile_info_buffer(struct hantro_ctx *ctx)
> {
> struct hantro_dev *vpu = ctx->dev;
> diff --git a/drivers/staging/media/hantro/hantro_g2_regs.h b/drivers/staging/media/hantro/hantro_g2_regs.h
> index bb22fa921914..17d84ec9c5c2 100644
> --- a/drivers/staging/media/hantro/hantro_g2_regs.h
> +++ b/drivers/staging/media/hantro/hantro_g2_regs.h
> @@ -177,6 +177,7 @@
> #define G2_REG_CONFIG_DEC_CLK_GATE_E BIT(16)
> #define G2_REG_CONFIG_DEC_CLK_GATE_IDLE_E BIT(17)
>
> +#define G2_HW_PERFORMANCE (G2_SWREG(63))
> #define G2_ADDR_DST (G2_SWREG(65))
> #define G2_REG_ADDR_REF(i) (G2_SWREG(67) + ((i) * 0x8))
> #define G2_ADDR_DST_CHR (G2_SWREG(99))
> diff --git a/drivers/staging/media/hantro/hantro_hw.h b/drivers/staging/media/hantro/hantro_hw.h
> index 5737a7707944..8fa0aacb61cd 100644
> --- a/drivers/staging/media/hantro/hantro_hw.h
> +++ b/drivers/staging/media/hantro/hantro_hw.h
> @@ -240,6 +240,7 @@ void hantro_h264_dec_exit(struct hantro_ctx *ctx);
> int hantro_hevc_dec_init(struct hantro_ctx *ctx);
> void hantro_hevc_dec_exit(struct hantro_ctx *ctx);
> int hantro_g2_hevc_dec_run(struct hantro_ctx *ctx);
> +void hantro_g2_hevc_dec_done(struct hantro_ctx *ctx);
> int hantro_hevc_dec_prepare_run(struct hantro_ctx *ctx);
> dma_addr_t hantro_hevc_get_ref_buf(struct hantro_ctx *ctx, int poc);
> void hantro_hevc_ref_remove_unused(struct hantro_ctx *ctx);
> diff --git a/drivers/staging/media/hantro/imx8m_vpu_hw.c b/drivers/staging/media/hantro/imx8m_vpu_hw.c
> index ea919bfb9891..7e9e24bb5057 100644
> --- a/drivers/staging/media/hantro/imx8m_vpu_hw.c
> +++ b/drivers/staging/media/hantro/imx8m_vpu_hw.c
> @@ -239,6 +239,7 @@ static const struct hantro_codec_ops imx8mq_vpu_g2_codec_ops[] = {
> .reset = imx8m_vpu_g2_reset,
> .init = hantro_hevc_dec_init,
> .exit = hantro_hevc_dec_exit,
> + .done = hantro_g2_hevc_dec_done,
> },
> };
>
> diff --git a/drivers/staging/media/hantro/trace.h b/drivers/staging/media/hantro/trace.h
> new file mode 100644
> index 000000000000..8abe5ddb4814
> --- /dev/null
> +++ b/drivers/staging/media/hantro/trace.h
> @@ -0,0 +1,40 @@
> +/* SPDX-License-Identifier: GPL-2.0 */
> +#undef TRACE_SYSTEM
> +#define TRACE_SYSTEM hantro
> +
> +#if !defined(__HANTRO_TRACE_H__) || defined(TRACE_HEADER_MULTI_READ)
> +#define __HANTRO_TRACE_H__
> +
> +#include <linux/tracepoint.h>
> +#include <media/videobuf2-v4l2.h>
> +
> +#include "hantro.h"
> +
> +TRACE_EVENT(hantro_hevc_perf,
> + TP_PROTO(struct hantro_ctx *ctx, u32 hw_cycles),
> +
> + TP_ARGS(ctx, hw_cycles),
> +
> + TP_STRUCT__entry(
> + __field(int, minor)
> + __field(u32, hw_cycles)
> + ),
> +
> + TP_fast_assign(
> + __entry->minor = ctx->fh.vdev->minor;
> + __entry->hw_cycles = hw_cycles;
> + ),
> +
> + TP_printk("minor = %d, %8d cycles / mb",
> + __entry->minor, __entry->hw_cycles)
> +);
> +
> +#endif /* __HANTRO_TRACE_H__ */
> +
> +#undef TRACE_INCLUDE_PATH
> +#define TRACE_INCLUDE_PATH ../../drivers/staging/media/hantro
> +#undef TRACE_INCLUDE_FILE
> +#define TRACE_INCLUDE_FILE trace
> +
> +/* This part must be outside protection */
> +#include <trace/define_trace.h>
>
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next prev parent reply other threads:[~2021-06-13 9:55 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-04 13:06 [PATCH 0/8] Additional features for Hantro HEVC Benjamin Gaignard
2021-06-04 13:06 ` [PATCH 1/8] media: hantro: Trace hevc hw cycles performance register Benjamin Gaignard
2021-06-13 9:53 ` Hans Verkuil [this message]
2021-06-13 9:55 ` Hans Verkuil
2021-06-14 7:45 ` Benjamin Gaignard
2021-06-04 13:06 ` [PATCH 2/8] media: hantro: Add support of compressed reference buffers Benjamin Gaignard
2021-06-04 16:32 ` Ezequiel Garcia
2021-06-07 13:27 ` Benjamin Gaignard
2021-06-04 13:06 ` [PATCH 3/8] media: hantro: hevc: Allow 10-bits encoded streams Benjamin Gaignard
2021-06-04 13:06 ` [PATCH 4/8] media: Add P010 video format Benjamin Gaignard
2021-06-04 16:17 ` Nicolas Dufresne
2021-06-07 11:31 ` Benjamin Gaignard
2021-06-09 17:58 ` Nicolas Dufresne
2021-06-04 13:06 ` [PATCH 5/8] media: hantro: hevc: Allow to produce 10-bit frames Benjamin Gaignard
2021-06-04 13:06 ` [PATCH 6/8] media: hantro: enumerate scaled output formats Benjamin Gaignard
2021-06-04 13:06 ` [PATCH 7/8] media: hevc: Add scaling matrix control Benjamin Gaignard
2021-06-06 7:49 ` Jernej Škrabec
2021-06-07 7:23 ` Benjamin Gaignard
2021-06-04 13:06 ` [PATCH 8/8] media: hantro: Add scaling lists feature Benjamin Gaignard
2021-06-04 16:49 ` [PATCH 0/8] Additional features for Hantro HEVC Ezequiel Garcia
2021-06-07 11:20 ` Benjamin Gaignard
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