From: Boris Brezillon <boris.brezillon@collabora.com>
To: Philipp Zabel <p.zabel@pengutronix.de>
Cc: linux-media@vger.kernel.org,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Hans Verkuil <hverkuil@xs4all.nl>,
Ezequiel Garcia <ezequiel@collabora.com>,
Nicolas Dufresne <nicolas@ndufresne.ca>,
Jonas Karlman <jonas@kwiboo.se>,
devicetree@vger.kernel.org, kernel@pengutronix.de
Subject: Re: [PATCH v3 04/10] media: hantro: make irq names configurable
Date: Sat, 1 Jun 2019 11:07:23 +0200 [thread overview]
Message-ID: <20190601110723.52d8e4be@collabora.com> (raw)
In-Reply-To: <20190531085523.10892-5-p.zabel@pengutronix.de>
On Fri, 31 May 2019 10:55:17 +0200
Philipp Zabel <p.zabel@pengutronix.de> wrote:
> The i.MX8MQ bindings will use different IRQ names ("g1" instead of
> "vdpu", and "g2"), so make them configurable. This also allows to
> register more than two IRQs, which will be required for i.MX8MM support
> later (it will add "h1" instead of "vepu").
>
> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
> ---
> Changes since v2 [1]:
> - Introduce struct hantro_irq, containing irq name and handler
> - Replace separate integrated arrays in struct hantro_variant with
> single external array of struct hantro_irq.
> - Use ARRAY_SIZE to set num_irqs.
>
> [1] https://patchwork.linuxtv.org/patch/56421/
> ---
> drivers/staging/media/hantro/hantro.h | 19 ++++++++---
> drivers/staging/media/hantro/hantro_drv.c | 33 +++++++-------------
> drivers/staging/media/hantro/rk3288_vpu_hw.c | 9 ++++--
> drivers/staging/media/hantro/rk3399_vpu_hw.c | 16 ++++++++--
> 4 files changed, 46 insertions(+), 31 deletions(-)
>
> diff --git a/drivers/staging/media/hantro/hantro.h b/drivers/staging/media/hantro/hantro.h
> index 296b9ffad547..d041d36a0805 100644
> --- a/drivers/staging/media/hantro/hantro.h
> +++ b/drivers/staging/media/hantro/hantro.h
> @@ -44,6 +44,17 @@ struct hantro_codec_ops;
> #define HANTRO_MPEG2_DECODER BIT(16)
> #define HANTRO_DECODERS 0xffff0000
>
> +/**
> + * struct hantro_irq - irq handler and name
> + *
> + * @name: irq name for device tree lookup
> + * @handler: interrupt handler
> + */
> +struct hantro_irq {
> + const char *name;
> + irqreturn_t (*handler)(int irq, void *priv);
> +};
> +
> /**
> * struct hantro_variant - information about VPU hardware variant
> *
> @@ -57,8 +68,8 @@ struct hantro_codec_ops;
> * @codec_ops: Codec ops.
> * @init: Initialize hardware.
> * @runtime_resume: reenable hardware after power gating
> - * @vepu_irq: encoder interrupt handler
> - * @vdpu_irq: decoder interrupt handler
> + * @irqs: array of irq names and interrupt handlers
> + * @num_irqs: number of irqs in the array
> * @clk_names: array of clock names
> * @num_clocks: number of clocks in the array
> */
> @@ -73,8 +84,8 @@ struct hantro_variant {
> const struct hantro_codec_ops *codec_ops;
> int (*init)(struct hantro_dev *vpu);
> int (*runtime_resume)(struct hantro_dev *vpu);
> - irqreturn_t (*vepu_irq)(int irq, void *priv);
> - irqreturn_t (*vdpu_irq)(int irq, void *priv);
> + const struct hantro_irq *irqs;
> + int num_irqs;
> const char *clk_names[HANTRO_MAX_CLOCKS];
> int num_clocks;
> };
> diff --git a/drivers/staging/media/hantro/hantro_drv.c b/drivers/staging/media/hantro/hantro_drv.c
> index fb5f140dbaae..e49bb03a988e 100644
> --- a/drivers/staging/media/hantro/hantro_drv.c
> +++ b/drivers/staging/media/hantro/hantro_drv.c
> @@ -705,36 +705,25 @@ static int hantro_probe(struct platform_device *pdev)
> return ret;
> }
>
> - if (vpu->variant->vdpu_irq) {
> + for (i = 0; i < vpu->variant->num_irqs; i++) {
> + const char *irq_name = vpu->variant->irqs[i].name;
> int irq;
>
> - irq = platform_get_irq_byname(vpu->pdev, "vdpu");
> - if (irq <= 0) {
> - dev_err(vpu->dev, "Could not get vdpu IRQ.\n");
> - return -ENXIO;
> - }
> -
> - ret = devm_request_irq(vpu->dev, irq, vpu->variant->vdpu_irq,
> - 0, dev_name(vpu->dev), vpu);
> - if (ret) {
> - dev_err(vpu->dev, "Could not request vdpu IRQ.\n");
> - return ret;
> - }
> - }
> -
> - if (vpu->variant->vepu_irq) {
> - int irq;
> + if (!vpu->variant->irqs[i].handler)
> + continue;
>
> - irq = platform_get_irq_byname(vpu->pdev, "vepu");
> + irq = platform_get_irq_byname(vpu->pdev, irq_name);
> if (irq <= 0) {
> - dev_err(vpu->dev, "Could not get vepu IRQ.\n");
> + dev_err(vpu->dev, "Could not get %s IRQ.\n", irq_name);
> return -ENXIO;
> }
>
> - ret = devm_request_irq(vpu->dev, irq, vpu->variant->vepu_irq,
> - 0, dev_name(vpu->dev), vpu);
> + ret = devm_request_irq(vpu->dev, irq,
> + vpu->variant->irqs[i].handler, 0,
> + dev_name(vpu->dev), vpu);
> if (ret) {
> - dev_err(vpu->dev, "Could not request vepu IRQ.\n");
> + dev_err(vpu->dev, "Could not request %s IRQ.\n",
> + irq_name);
> return ret;
> }
> }
> diff --git a/drivers/staging/media/hantro/rk3288_vpu_hw.c b/drivers/staging/media/hantro/rk3288_vpu_hw.c
> index 38adf74037fc..b4d5e24167db 100644
> --- a/drivers/staging/media/hantro/rk3288_vpu_hw.c
> +++ b/drivers/staging/media/hantro/rk3288_vpu_hw.c
> @@ -160,6 +160,11 @@ static const struct hantro_codec_ops rk3288_vpu_codec_ops[] = {
> * VPU variant.
> */
>
> +static const struct hantro_irq rk3288_irqs[] = {
> + { "vepu", rk3288_vepu_irq },
> + { "vdpu", rk3288_vdpu_irq },
> +};
> +
> const struct hantro_variant rk3288_vpu_variant = {
> .enc_offset = 0x0,
> .enc_fmts = rk3288_vpu_enc_fmts,
> @@ -169,8 +174,8 @@ const struct hantro_variant rk3288_vpu_variant = {
> .num_dec_fmts = ARRAY_SIZE(rk3288_vpu_dec_fmts),
> .codec = HANTRO_JPEG_ENCODER | HANTRO_MPEG2_DECODER,
> .codec_ops = rk3288_vpu_codec_ops,
> - .vepu_irq = rk3288_vepu_irq,
> - .vdpu_irq = rk3288_vdpu_irq,
> + .irqs = rk3288_irqs,
> + .num_irqs = ARRAY_SIZE(rk3288_irqs),
> .init = rk3288_vpu_hw_init,
> .clk_names = {"aclk", "hclk"},
> .num_clocks = 2
> diff --git a/drivers/staging/media/hantro/rk3399_vpu_hw.c b/drivers/staging/media/hantro/rk3399_vpu_hw.c
> index 5e51def41f57..fc52bedf3665 100644
> --- a/drivers/staging/media/hantro/rk3399_vpu_hw.c
> +++ b/drivers/staging/media/hantro/rk3399_vpu_hw.c
> @@ -160,6 +160,11 @@ static const struct hantro_codec_ops rk3399_vpu_codec_ops[] = {
> * VPU variant.
> */
>
> +static const struct hantro_irq rk3399_irqs[] = {
> + { "vepu", rk3399_vepu_irq },
> + { "vdpu", rk3399_vdpu_irq },
> +};
> +
> const struct hantro_variant rk3399_vpu_variant = {
> .enc_offset = 0x0,
> .enc_fmts = rk3399_vpu_enc_fmts,
> @@ -169,20 +174,25 @@ const struct hantro_variant rk3399_vpu_variant = {
> .num_dec_fmts = ARRAY_SIZE(rk3399_vpu_dec_fmts),
> .codec = HANTRO_JPEG_ENCODER | HANTRO_MPEG2_DECODER,
> .codec_ops = rk3399_vpu_codec_ops,
> - .vepu_irq = rk3399_vepu_irq,
> - .vdpu_irq = rk3399_vdpu_irq,
> + .irqs = rk3399_irqs,
> + .num_irqs = ARRAY_SIZE(rk3399_irqs),
> .init = rk3399_vpu_hw_init,
> .clk_names = {"aclk", "hclk"},
> .num_clocks = 2
> };
>
> +static const struct hantro_irq rk3328_irqs[] = {
> + { "vdpu", rk3399_vdpu_irq },
> +};
> +
> const struct hantro_variant rk3328_vpu_variant = {
> .dec_offset = 0x400,
> .dec_fmts = rk3399_vpu_dec_fmts,
> .num_dec_fmts = ARRAY_SIZE(rk3399_vpu_dec_fmts),
> .codec = HANTRO_MPEG2_DECODER,
> .codec_ops = rk3399_vpu_codec_ops,
> - .vdpu_irq = rk3399_vdpu_irq,
> + .irqs = rk3328_irqs,
> + .num_irqs = ARRAY_SIZE(rk3328_irqs),
> .init = rk3399_vpu_hw_init,
> .clk_names = {"aclk", "hclk"},
> .num_clocks = 2
next prev parent reply other threads:[~2019-06-01 9:07 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-31 8:55 [PATCH v3 00/10] Rename Rockchip VPU driver to Hantro, add initial i.MX8M support Philipp Zabel
2019-05-31 8:55 ` [PATCH v3 01/10] rockchip/vpu: rename from rockchip to hantro Philipp Zabel
2019-06-05 11:22 ` Boris Brezillon
2019-06-06 15:06 ` Boris Brezillon
2019-06-11 11:51 ` Philipp Zabel
2019-05-31 8:55 ` [PATCH v3 02/10] media: hantro: print video device name in addition to device node Philipp Zabel
2019-05-31 8:55 ` [PATCH v3 03/10] media: hantro: add PM runtime resume callback Philipp Zabel
2019-05-31 8:55 ` [PATCH v3 04/10] media: hantro: make irq names configurable Philipp Zabel
2019-06-01 9:07 ` Boris Brezillon [this message]
2019-05-31 8:55 ` [PATCH v3 05/10] media: hantro: add support for named register ranges Philipp Zabel
2019-06-01 9:14 ` Boris Brezillon
2019-05-31 8:55 ` [PATCH v3 06/10] media: hantro: add support for separate control block Philipp Zabel
2019-06-01 9:16 ` Boris Brezillon
2019-05-31 8:55 ` [PATCH v3 07/10] media: dt-bindings: Document i.MX8MQ and i.MX8MM VPU bindings Philipp Zabel
2019-06-01 9:18 ` Boris Brezillon
2019-06-11 12:44 ` Philipp Zabel
2019-05-31 8:55 ` [PATCH v3 08/10] media: hantro: add initial i.MX8MQ support Philipp Zabel
2019-06-03 12:45 ` Hans Verkuil
2019-06-03 20:02 ` Boris Brezillon
2019-06-04 10:42 ` Hans Verkuil
2019-06-11 11:55 ` Philipp Zabel
2019-12-01 2:16 ` Adam Ford
2019-05-31 8:55 ` [PATCH v3 09/10] media: hantro: add initial i.MX8MM support (untested) Philipp Zabel
2019-06-03 12:54 ` Hans Verkuil
2019-06-03 18:59 ` Nicolas Dufresne
2019-06-03 18:59 ` Nicolas Dufresne
2019-06-11 11:52 ` Philipp Zabel
2019-05-31 8:55 ` [PATCH v3 10/10] media: hantro: allow arbitrary number of clocks Philipp Zabel
2019-06-01 9:23 ` Boris Brezillon
2019-06-03 12:40 ` Hans Verkuil
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