From: Pi-Hsun Shih <pihsun@chromium.org>
To: Bibby Hsieh <bibby.hsieh@mediatek.com>
Cc: Jassi Brar <jassisinghbrar@gmail.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Rob Herring <robh+dt@kernel.org>, CK HU <ck.hu@mediatek.com>,
Daniel Kurtz <djkurtz@chromium.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
open list <linux-kernel@vger.kernel.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-arm-kernel@lists.infradead.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@lists.infradead.org>,
srv_heupstream@mediatek.com, Sascha Hauer <kernel@pengutronix.de>,
Philipp Zabel <p.zabel@pengutronix.de>,
Nicolas Boichat <drinkcat@chromium.org>,
YT Shen <yt.shen@mediatek.com>,
Daoyuan Huang <daoyuan.huang@mediatek.com>,
Jiaguang Zhang <jiaguang.zhang@mediatek.com>,
Dennis-YC Hsieh <dennis-yc.hsieh@mediatek.com>,
Houlong Wei <houlong.wei@mediatek.com>,
ginny.chen@mediatek.com, kendrick.hsu@mediatek.com,
Frederic Chen <Frederic.Chen@mediatek.com>
Subject: Re: [PATCH v2 08/10] soc: mediatek: cmdq: add polling function
Date: Wed, 6 Mar 2019 18:58:44 +0800 [thread overview]
Message-ID: <CANdKZ0cBRfSjS021waSWB-RE6PPBt+ZpvnZmVWABgB8Y1nVe+w@mail.gmail.com> (raw)
In-Reply-To: <1551865835-50974-9-git-send-email-bibby.hsieh@mediatek.com>
On Wed, Mar 6, 2019 at 5:51 PM Bibby Hsieh <bibby.hsieh@mediatek.com> wrote:
> diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c
> index d3873ab..71c167c 100644
> --- a/drivers/soc/mediatek/mtk-cmdq-helper.c
> +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c
> @@ -231,6 +231,27 @@ int cmdq_pkt_clear_event(struct cmdq_pkt *pkt, u16 event)
> }
> EXPORT_SYMBOL(cmdq_pkt_clear_event);
>
> +int cmdq_pkt_poll(struct cmdq_pkt *pkt, u8 subsys,
> + u16 offset, u32 value, u32 mask)
> +{
> + int err;
> +
> + if (mask != 0xffffffff) {
> + err = cmdq_pkt_append_command(pkt, CMDQ_GET_ARG_C(~mask),
> + CMDQ_GET_ARG_B(~mask),
> + 0, 0, 0, 0, 0, CMDQ_CODE_MASK);
All other codes use CMDQ_IMMEDIATE_VALUE instead of 0 for arguments of
cmdq_pkt_append_command. Also use CMDQ_IMMEDIATE_VALUE here?
> +
> + if (err != 0)
> + return err;
> + }
> + offset = offset | 0x1;
> +
> + return cmdq_pkt_append_command(pkt, CMDQ_GET_ARG_C(value),
> + CMDQ_GET_ARG_B(value),
> + offset, subsys, 0, 0, 0, CMDQ_CODE_POLL);
> +}
> +EXPORT_SYMBOL(cmdq_pkt_poll);
> +
next prev parent reply other threads:[~2019-03-06 10:58 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-06 9:50 [PATCH v2 00/10] support gce on mt8183 platform Bibby Hsieh
2019-03-06 9:50 ` [PATCH v2 01/10] dt-binding: gce: add gce header file for mt8183 Bibby Hsieh
2019-03-06 9:50 ` [PATCH v2 02/10] dt-binding: gce: add binding for gce event property Bibby Hsieh
2019-03-08 8:47 ` CK Hu
2019-03-06 9:50 ` [PATCH v2 03/10] dt-binding: gce: add binding for gce subsys property Bibby Hsieh
2019-03-07 1:39 ` CK Hu
2019-03-07 2:20 ` CK Hu
2019-03-08 1:41 ` CK Hu
2019-03-06 9:50 ` [PATCH v2 04/10] soc: mediatek: cmdq: add mt8183 compatible name Bibby Hsieh
2019-03-08 3:40 ` CK Hu
2019-03-06 9:50 ` [PATCH v2 05/10] soc: mediatek: cmdq: move the CMDQ_IRQ_MASK into cmdq driver data Bibby Hsieh
2019-03-06 9:50 ` [PATCH v2 06/10] soc: mediatek: cmdq: clear the event in cmdq initial flow Bibby Hsieh
2019-03-08 5:05 ` CK Hu
2019-03-06 9:50 ` [PATCH v2 07/10] soc: mediatek: cmdq: add packet encoder function Bibby Hsieh
2019-03-06 9:50 ` [PATCH v2 08/10] soc: mediatek: cmdq: add polling function Bibby Hsieh
2019-03-06 10:58 ` Pi-Hsun Shih [this message]
2019-03-06 9:50 ` [PATCH v2 09/10] soc: mediatek: cmdq: add cmdq_dev_get_subsys function Bibby Hsieh
2019-03-06 9:50 ` [PATCH v2 10/10] soc: mediatek: cmdq: add cmdq_dev_get_event function Bibby Hsieh
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