From: Matthias Brugger <matthias.bgg@gmail.com>
To: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
CK Hu <ck.hu@mediatek.com>,
Bibby Hsieh <bibby.hsieh@mediatek.com>,
Houlong Wei <houlong.wei@mediatek.com>
Cc: wsd_upstream@mediatek.com, linux-kernel@vger.kernel.org,
dri-devel@lists.freedesktop.org, HS Liao <hs.liao@mediatek.com>,
linux-mediatek@lists.infradead.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 8/9] soc: mediatek: cmdq: add clear option in cmdq_pkt_wfe api
Date: Mon, 21 Sep 2020 18:19:37 +0200 [thread overview]
Message-ID: <728ace99-e5e6-f8bf-1687-e9b51dfae8d7@gmail.com> (raw)
In-Reply-To: <1594136714-11650-9-git-send-email-dennis-yc.hsieh@mediatek.com>
On 07/07/2020 17:45, Dennis YC Hsieh wrote:
> Add clear parameter to let client decide if
> event should be clear to 0 after GCE receive it.
>
> Change since v2:
> - Keep behavior in drm crtc driver and
> separate bug fix code into another patch.
This, should go...
>
> Signed-off-by: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>
> ---
...here :)
I fixed to commit message and pushed the patch to v5.9-next/soc
Thanks!
> drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 2 +-
> drivers/soc/mediatek/mtk-cmdq-helper.c | 5 +++--
> include/linux/mailbox/mtk-cmdq-mailbox.h | 3 +--
> include/linux/soc/mediatek/mtk-cmdq.h | 5 +++--
> 4 files changed, 8 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> index ec6c9ffbf35e..c84e7a14d4a8 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> @@ -490,7 +490,7 @@ static void mtk_drm_crtc_hw_config(struct mtk_drm_crtc *mtk_crtc)
> mbox_flush(mtk_crtc->cmdq_client->chan, 2000);
> cmdq_handle = cmdq_pkt_create(mtk_crtc->cmdq_client, PAGE_SIZE);
> cmdq_pkt_clear_event(cmdq_handle, mtk_crtc->cmdq_event);
> - cmdq_pkt_wfe(cmdq_handle, mtk_crtc->cmdq_event);
> + cmdq_pkt_wfe(cmdq_handle, mtk_crtc->cmdq_event, true);
> mtk_crtc_ddp_config(crtc, cmdq_handle);
> cmdq_pkt_finalize(cmdq_handle);
> cmdq_pkt_flush_async(cmdq_handle, ddp_cmdq_cb, cmdq_handle);
> diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c
> index d55dc3296105..505651b0d715 100644
> --- a/drivers/soc/mediatek/mtk-cmdq-helper.c
> +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c
> @@ -316,15 +316,16 @@ int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx,
> }
> EXPORT_SYMBOL(cmdq_pkt_write_s_mask_value);
>
> -int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event)
> +int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event, bool clear)
> {
> struct cmdq_instruction inst = { {0} };
> + u32 clear_option = clear ? CMDQ_WFE_UPDATE : 0;
>
> if (event >= CMDQ_MAX_EVENT)
> return -EINVAL;
>
> inst.op = CMDQ_CODE_WFE;
> - inst.value = CMDQ_WFE_OPTION;
> + inst.value = CMDQ_WFE_OPTION | clear_option;
> inst.event = event;
>
> return cmdq_pkt_append_command(pkt, inst);
> diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h
> index efbd8a9eb2d1..d5a983d65f05 100644
> --- a/include/linux/mailbox/mtk-cmdq-mailbox.h
> +++ b/include/linux/mailbox/mtk-cmdq-mailbox.h
> @@ -28,8 +28,7 @@
> * bit 16-27: update value
> * bit 31: 1 - update, 0 - no update
> */
> -#define CMDQ_WFE_OPTION (CMDQ_WFE_UPDATE | CMDQ_WFE_WAIT | \
> - CMDQ_WFE_WAIT_VALUE)
> +#define CMDQ_WFE_OPTION (CMDQ_WFE_WAIT | CMDQ_WFE_WAIT_VALUE)
>
> /** cmdq event maximum */
> #define CMDQ_MAX_EVENT 0x3ff
> diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h
> index 34354e952f60..960704d75994 100644
> --- a/include/linux/soc/mediatek/mtk-cmdq.h
> +++ b/include/linux/soc/mediatek/mtk-cmdq.h
> @@ -182,11 +182,12 @@ int cmdq_pkt_write_s_mask_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx,
> /**
> * cmdq_pkt_wfe() - append wait for event command to the CMDQ packet
> * @pkt: the CMDQ packet
> - * @event: the desired event type to "wait and CLEAR"
> + * @event: the desired event type to wait
> + * @clear: clear event or not after event arrive
> *
> * Return: 0 for success; else the error code is returned
> */
> -int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event);
> +int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event, bool clear);
>
> /**
> * cmdq_pkt_clear_event() - append clear event command to the CMDQ packet
>
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next prev parent reply other threads:[~2020-09-21 16:21 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-07 15:45 [PATCH v3 0/9] support cmdq helper function on mt6779 platform Dennis YC Hsieh
2020-07-07 15:45 ` [PATCH v3 1/9] soc: mediatek: cmdq: add address shift in jump Dennis YC Hsieh
2020-07-08 7:27 ` Bibby Hsieh
2020-09-21 16:15 ` Matthias Brugger
2020-07-07 15:45 ` [PATCH v3 2/9] soc: mediatek: cmdq: add write_s function Dennis YC Hsieh
2020-09-21 16:15 ` Matthias Brugger
2020-07-07 15:45 ` [PATCH v3 3/9] soc: mediatek: cmdq: add write_s_mask function Dennis YC Hsieh
2020-09-21 16:15 ` Matthias Brugger
2020-07-07 15:45 ` [PATCH v3 4/9] soc: mediatek: cmdq: add read_s function Dennis YC Hsieh
2020-09-21 16:16 ` Matthias Brugger
2020-07-07 15:45 ` [PATCH v3 5/9] soc: mediatek: cmdq: add write_s value function Dennis YC Hsieh
2020-09-21 16:16 ` Matthias Brugger
2020-07-07 15:45 ` [PATCH v3 6/9] soc: mediatek: cmdq: add write_s_mask " Dennis YC Hsieh
2020-09-21 16:16 ` Matthias Brugger
2020-07-07 15:45 ` [PATCH v3 7/9] soc: mediatek: cmdq: add jump function Dennis YC Hsieh
2020-09-21 16:18 ` Matthias Brugger
2020-07-07 15:45 ` [PATCH v3 8/9] soc: mediatek: cmdq: add clear option in cmdq_pkt_wfe api Dennis YC Hsieh
2020-07-07 23:04 ` Chun-Kuang Hu
2020-09-21 16:19 ` Matthias Brugger [this message]
2020-09-21 16:25 ` Dennis-YC Hsieh
2020-07-07 15:45 ` [PATCH v3 9/9] drm/mediatek: reduce clear event Dennis YC Hsieh
2020-07-07 23:01 ` Chun-Kuang Hu
2020-09-21 16:37 ` Matthias Brugger
2020-07-09 2:39 ` Bibby Hsieh
2020-09-21 16:36 ` Matthias Brugger
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