From: Robert Foss <robert.foss@linaro.org>
To: Jonathan Marek <jonathan@marek.ca>
Cc: MSM <linux-arm-msm@vger.kernel.org>,
Andrey Konovalov <andrey.konovalov@linaro.org>,
Todor Tomov <todor.too@gmail.com>, Andy Gross <agross@kernel.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
"open list:QUALCOMM CAMERA SUBSYSTEM DRIVER"
<linux-media@vger.kernel.org>,
open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 02/17] media: camss: csiphy-3ph: disable interrupts
Date: Wed, 19 May 2021 17:52:31 +0200 [thread overview]
Message-ID: <CAG3jFyvx3szAdUFJWyQCe6DndQX6YEY3M=xWM585ujSv1ro6VQ@mail.gmail.com> (raw)
In-Reply-To: <20210511180728.23781-3-jonathan@marek.ca>
On Tue, 11 May 2021 at 20:08, Jonathan Marek <jonathan@marek.ca> wrote:
>
> The driver does nothing with the interrupts, so set the irq mask registers
> to zero to avoid wasting CPU time for thing.
>
> Signed-off-by: Jonathan Marek <jonathan@marek.ca>
> ---
> .../qcom/camss/camss-csiphy-3ph-1-0.c | 35 ++-----------------
> 1 file changed, 3 insertions(+), 32 deletions(-)
>
> diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
> index 5948abdcd220..783b65295d20 100644
> --- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
> +++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c
> @@ -352,38 +352,9 @@ static void csiphy_lanes_enable(struct csiphy_device *csiphy,
> else if (csiphy->camss->version == CAMSS_845)
> csiphy_gen2_config_lanes(csiphy, settle_cnt);
>
> - val = 0xff;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(11));
> -
> - val = 0xff;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(12));
> -
> - val = 0xfb;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(13));
> -
> - val = 0xff;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(14));
> -
> - val = 0x7f;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(15));
> -
> - val = 0xff;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(16));
> -
> - val = 0xff;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(17));
> -
> - val = 0xef;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(18));
> -
> - val = 0xff;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(19));
> -
> - val = 0xff;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(20));
> -
> - val = 0xff;
> - writel_relaxed(val, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(21));
> + /* IRQ_MASK registers - disable all interrupts */
> + for (i = 11; i < 22; i++)
> + writel_relaxed(0, csiphy->base + CSIPHY_3PH_CMN_CSI_COMMON_CTRLn(i));
> }
>
> static void csiphy_lanes_disable(struct csiphy_device *csiphy,
Reviewed-by: Robert Foss <robert.foss@linaro.org>
next prev parent reply other threads:[~2021-05-19 15:52 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-11 18:07 [PATCH 00/17] CAMSS: SM8250 support (and some fixes) Jonathan Marek
2021-05-11 18:07 ` [PATCH 01/17] media: camss: csiphy-3ph: don't print HW version as an error Jonathan Marek
2021-05-19 10:16 ` Robert Foss
2021-05-11 18:07 ` [PATCH 02/17] media: camss: csiphy-3ph: disable interrupts Jonathan Marek
2021-05-19 15:52 ` Robert Foss [this message]
2021-05-11 18:07 ` [PATCH 03/17] media: camss: csiphy-3ph: add support for SM8250 CSI DPHY Jonathan Marek
2021-05-19 16:26 ` Robert Foss
2021-05-25 17:19 ` Andrey Konovalov
2021-05-25 17:35 ` Andrey Konovalov
2021-05-11 18:07 ` [PATCH 04/17] media: camss: csid-170: fix non-10bit formats Jonathan Marek
2021-05-20 10:31 ` Robert Foss
2021-05-25 18:15 ` Andrey Konovalov
2021-05-25 18:38 ` Jonathan Marek
2021-05-26 13:59 ` Andrey Konovalov
2021-05-11 18:07 ` [PATCH 05/17] media: camss: csid-170: don't enable unused irqs Jonathan Marek
2021-05-20 10:39 ` Robert Foss
2021-05-11 18:07 ` [PATCH 06/17] media: camss: csid-170: remove stray comment Jonathan Marek
2021-05-20 10:57 ` Robert Foss
2021-05-11 18:07 ` [PATCH 07/17] media: camss: csid-170: support more than one lite vfe Jonathan Marek
2021-05-20 11:54 ` Robert Foss
2021-05-11 18:07 ` [PATCH 08/17] media: camss: csid-170: set the right HALF_CMD when disabled Jonathan Marek
2021-05-20 11:10 ` Robert Foss
2021-05-11 18:07 ` [PATCH 09/17] media: camss: csid: allow csid to work without a regulator Jonathan Marek
2021-05-20 12:14 ` Robert Foss
2021-05-11 18:07 ` [PATCH 10/17] media: camss: remove vdda-csiN from sdm845 resources Jonathan Marek
2021-05-31 11:02 ` Robert Foss
2021-05-11 18:07 ` [PATCH 11/17] media: camss: fix VFE irq name Jonathan Marek
2021-05-31 11:03 ` Robert Foss
2021-05-11 18:07 ` [PATCH 12/17] media: camss: vfe-170: clean up some dead code Jonathan Marek
2021-05-31 11:11 ` Robert Foss
2021-05-11 18:07 ` [PATCH 13/17] media: camss: vfe-170: fix "VFE halt timeout" error Jonathan Marek
2021-05-31 11:13 ` Robert Foss
2021-05-11 18:07 ` [PATCH 14/17] media: camss: Add initial support for VFE hardware version Titan 480 Jonathan Marek
2021-05-31 12:13 ` Robert Foss
2021-06-08 23:08 ` Jonathan Marek
2021-06-09 15:06 ` Robert Foss
2021-05-11 18:07 ` [PATCH 15/17] media: camss: add support for V4L2_PIX_FMT_GREY for sdm845 HW Jonathan Marek
2021-05-31 12:14 ` Robert Foss
2021-05-11 18:07 ` [PATCH 16/17] media: camss: add support for SM8250 camss Jonathan Marek
2021-05-31 16:07 ` Robert Foss
2021-05-11 18:07 ` [PATCH 17/17] media: dt-bindings: media: camss: Add qcom,sm8250-camss binding Jonathan Marek
2021-05-12 18:35 ` Rob Herring
2021-06-08 22:34 [PATCH 00/17] CAMSS: SM8250 support (and some fixes) Jonathan Marek
2021-06-08 22:34 ` [PATCH 02/17] media: camss: csiphy-3ph: disable interrupts Jonathan Marek
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