From: Ezequiel Garcia <ezequiel@collabora.com>
To: Benjamin Gaignard <benjamin.gaignard@collabora.com>,
p.zabel@pengutronix.de, mchehab@kernel.org, robh+dt@kernel.org,
shawnguo@kernel.org, s.hauer@pengutronix.de,
kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com,
gregkh@linuxfoundation.org, mripard@kernel.org,
paul.kocialkowski@bootlin.com, wens@csie.org,
jernej.skrabec@siol.net, krzk@kernel.org, shengjiu.wang@nxp.com,
adrian.ratiu@collabora.com, aisheng.dong@nxp.com,
peng.fan@nxp.com, Anson.Huang@nxp.com, hverkuil-cisco@xs4all.nl
Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org,
kernel@collabora.com, linux-arm-kernel@lists.infradead.org,
linux-media@vger.kernel.org
Subject: Re: [PATCH v1 11/18] media: hantro: Add helper function for auxiliary buffers allocation
Date: Wed, 17 Feb 2021 17:42:21 -0300 [thread overview]
Message-ID: <c10b0612d6d624c37750b16d611e3554dc41f151.camel@collabora.com> (raw)
In-Reply-To: <20210217080306.157876-12-benjamin.gaignard@collabora.com>
Hi Benjamin,
On Wed, 2021-02-17 at 09:02 +0100, Benjamin Gaignard wrote:
> Add helper functions to allocate and free auxiliary buffers.
> These buffers aren't for frames but are needed by the hardware
> to store scaling matrix, tiles size, border filters etc...
>
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
> Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
> Signed-off-by: Adrian Ratiu <adrian.ratiu@collabora.com>
> ---
> drivers/staging/media/hantro/hantro.h | 24 ++++++++++++++++++++++++
> 1 file changed, 24 insertions(+)
>
> diff --git a/drivers/staging/media/hantro/hantro.h b/drivers/staging/media/hantro/hantro.h
> index a9b80b2c9124..7f842edbc341 100644
> --- a/drivers/staging/media/hantro/hantro.h
> +++ b/drivers/staging/media/hantro/hantro.h
> @@ -446,6 +446,30 @@ hantro_get_dec_buf(struct hantro_ctx *ctx, struct vb2_buffer *vb)
> return vb2_plane_vaddr(vb, 0);
> }
>
> +static inline int
> +hantro_aux_buf_alloc(struct hantro_dev *vpu,
> + struct hantro_aux_buf *buf, size_t size)
> +{
Can you add convert the dma_alloc_ calls in the driver,
and squash it in this patch?
I.e. hantro_h264_dec_init, hantro_vp8_dec_init, etc.
Thanks!
Ezequiel
> + buf->cpu = dma_alloc_coherent(vpu->dev, size, &buf->dma, GFP_KERNEL);
> + if (!buf->cpu)
> + return -ENOMEM;
> +
> + buf->size = size;
> + return 0;
> +}
> +
> +static inline void
> +hantro_aux_buf_free(struct hantro_dev *vpu,
> + struct hantro_aux_buf *buf)
> +{
> + if (buf->cpu)
> + dma_free_coherent(vpu->dev, buf->size, buf->cpu, buf->dma);
> +
> + buf->cpu = NULL;
> + buf->dma = 0;
> + buf->size = 0;
> +}
> +
> void hantro_postproc_disable(struct hantro_ctx *ctx);
> void hantro_postproc_enable(struct hantro_ctx *ctx);
> void hantro_postproc_free(struct hantro_ctx *ctx);
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next prev parent reply other threads:[~2021-02-17 20:42 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-17 8:02 [PATCH v1 00/18] Add HANTRO G2/HEVC decoder support for IMX8MQ Benjamin Gaignard
2021-02-17 8:02 ` [PATCH v1 01/18] include: media: hevc: Add scaling and decode params controls Benjamin Gaignard
2021-02-17 8:02 ` [PATCH v1 02/18] media: hantro: Define HEVC codec profiles and supported features Benjamin Gaignard
2021-02-17 19:31 ` Ezequiel Garcia
2021-02-17 8:02 ` [PATCH v1 03/18] arm64: dts: imx8mq-evk: add reserve memory node for CMA region Benjamin Gaignard
2021-02-17 19:39 ` Ezequiel Garcia
2021-02-18 10:15 ` Lucas Stach
2021-02-18 10:45 ` Dan Carpenter
2021-02-17 8:02 ` [PATCH v1 04/18] media: hevc: add structures for hevc codec Benjamin Gaignard
2021-02-17 19:54 ` Ezequiel Garcia
2021-02-17 8:02 ` [PATCH v1 05/18] media: controls: Add control for HEVC codec Benjamin Gaignard
2021-02-17 19:58 ` Ezequiel Garcia
2021-02-17 8:02 ` [PATCH v1 06/18] media: hantro: Make sure that ctx->codex_ops is set Benjamin Gaignard
2021-02-17 20:11 ` Ezequiel Garcia
2021-02-18 10:53 ` Dan Carpenter
2021-02-17 8:02 ` [PATCH v1 07/18] media: hantro: Add a field to distinguish the hardware versions Benjamin Gaignard
2021-02-17 20:15 ` Ezequiel Garcia
2021-02-18 10:55 ` Dan Carpenter
2021-02-17 8:02 ` [PATCH v1 08/18] media: hantro: Add HEVC structures Benjamin Gaignard
2021-02-17 8:02 ` [PATCH v1 09/18] media: hantro: move hantro_needs_postproc function Benjamin Gaignard
2021-02-18 10:59 ` Dan Carpenter
2021-02-17 8:02 ` [PATCH v1 10/18] media: hantro: Add helper functions for buffer information Benjamin Gaignard
2021-02-17 20:31 ` Ezequiel Garcia
2021-02-17 8:02 ` [PATCH v1 11/18] media: hantro: Add helper function for auxiliary buffers allocation Benjamin Gaignard
2021-02-17 20:42 ` Ezequiel Garcia [this message]
2021-02-18 14:51 ` Benjamin Gaignard
2021-02-17 8:03 ` [PATCH v1 12/18] media: uapi: Add a control for HANTRO driver Benjamin Gaignard
2021-02-17 8:03 ` [PATCH v1 13/18] media: hantro: Introduce G2/HEVC decoder Benjamin Gaignard
2021-02-17 20:45 ` Ezequiel Garcia
2021-02-18 10:43 ` Benjamin Gaignard
2021-02-18 11:47 ` Dan Carpenter
2021-02-17 8:03 ` [PATCH v1 14/18] media: hantro: add G2 support to postproc Benjamin Gaignard
2021-02-17 8:03 ` [PATCH v1 15/18] media: hantro: handle V4L2_PIX_FMT_HEVC_SLICE control Benjamin Gaignard
2021-02-17 20:13 ` Ezequiel Garcia
2021-02-17 8:03 ` [PATCH v1 16/18] media: hantro: IMX8M: add variant for G2/HEVC codec Benjamin Gaignard
2021-02-17 8:03 ` [PATCH v1 17/18] dt-bindings: media: nxp,imx8mq-vpu: Update bindings Benjamin Gaignard
2021-02-17 22:48 ` Rob Herring
2021-02-18 14:48 ` Benjamin Gaignard
2021-02-17 8:03 ` [PATCH v1 18/18] arm64: dts: imx8mq: Add node to G2 hardware Benjamin Gaignard
2021-02-17 20:43 ` Ezequiel Garcia
2021-02-18 15:47 ` Benjamin Gaignard
2021-02-17 8:08 ` [PATCH v1 00/18] Add HANTRO G2/HEVC decoder support for IMX8MQ Greg KH
2021-02-17 8:28 ` Benjamin Gaignard
2021-02-17 8:36 ` Greg KH
2021-02-17 9:10 ` Hans Verkuil
2021-02-17 9:23 ` Greg KH
2021-02-17 8:38 ` Paul Kocialkowski
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