From: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>
To: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Jassi Brar <jassisinghbrar@gmail.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>
Cc: devicetree@vger.kernel.org, wsd_upstream@mediatek.com,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
HS Liao <hs.liao@mediatek.com>,
Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>,
linux-mediatek@lists.infradead.org,
Houlong Wei <houlong.wei@mediatek.com>,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5 12/13] soc: mediatek: cmdq: add clear option in cmdq_pkt_wfe api
Date: Sun, 8 Mar 2020 18:52:54 +0800 [thread overview]
Message-ID: <1583664775-19382-13-git-send-email-dennis-yc.hsieh@mediatek.com> (raw)
In-Reply-To: <1583664775-19382-1-git-send-email-dennis-yc.hsieh@mediatek.com>
Add clear parameter to let client decide if
event should be clear to 0 after GCE receive it.
Signed-off-by: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>
---
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 7daaabc26eb1..a065b3a412cf 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
@@ -488,7 +488,7 @@ static void mtk_drm_crtc_hw_config(struct mtk_drm_crtc *mtk_crtc)
if (mtk_crtc->cmdq_client) {
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, false);
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 bb5be20fc70a..ec5637d43254 100644
--- a/drivers/soc/mediatek/mtk-cmdq-helper.c
+++ b/drivers/soc/mediatek/mtk-cmdq-helper.c
@@ -296,15 +296,16 @@ int cmdq_pkt_write_s_value(struct cmdq_pkt *pkt, u16 high_addr_reg_idx,
}
EXPORT_SYMBOL(cmdq_pkt_write_s_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 3f6bc0dfd5da..42d2a30e6a70 100644
--- a/include/linux/mailbox/mtk-cmdq-mailbox.h
+++ b/include/linux/mailbox/mtk-cmdq-mailbox.h
@@ -27,8 +27,7 @@
* 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 1a6c56f3bec1..d63749440697 100644
--- a/include/linux/soc/mediatek/mtk-cmdq.h
+++ b/include/linux/soc/mediatek/mtk-cmdq.h
@@ -152,11 +152,12 @@ int cmdq_pkt_write_s_value(struct cmdq_pkt *pkt, u16 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
--
2.18.0
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next prev parent reply other threads:[~2020-03-09 8:14 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-08 10:52 [PATCH v5 00/13] support gce on mt6779 platform Dennis YC Hsieh
2020-03-08 10:52 ` [PATCH v5 01/13] dt-binding: gce: add gce header file for mt6779 Dennis YC Hsieh
2020-03-08 10:52 ` [PATCH v5 02/13] mailbox: cmdq: variablize address shift in platform Dennis YC Hsieh
2020-03-20 1:05 ` Jassi Brar
2020-03-23 1:11 ` Dennis-YC Hsieh
2020-03-08 10:52 ` [PATCH v5 03/13] mailbox: cmdq: support mt6779 gce platform definition Dennis YC Hsieh
2020-05-16 16:10 ` Matthias Brugger
2020-03-08 10:52 ` [PATCH v5 04/13] mailbox: mediatek: cmdq: clear task in channel before shutdown Dennis YC Hsieh
2020-03-08 10:52 ` [PATCH v5 05/13] soc: mediatek: cmdq: return send msg error code Dennis YC Hsieh
2020-05-16 17:56 ` Matthias Brugger
2020-03-08 10:52 ` [PATCH v5 06/13] soc: mediatek: cmdq: add assign function Dennis YC Hsieh
2020-05-16 17:59 ` Matthias Brugger
2020-05-24 17:01 ` Dennis-YC Hsieh
2020-05-24 18:09 ` Matthias Brugger
2020-03-08 10:52 ` [PATCH v5 07/13] soc: mediatek: cmdq: add write_s function Dennis YC Hsieh
2020-05-16 18:14 ` Matthias Brugger
2020-05-24 17:26 ` Dennis-YC Hsieh
2020-05-24 18:12 ` Matthias Brugger
2020-03-08 10:52 ` [PATCH v5 08/13] soc: mediatek: cmdq: add read_s function Dennis YC Hsieh
2020-03-08 10:52 ` [PATCH v5 09/13] soc: mediatek: cmdq: add write_s value function Dennis YC Hsieh
2020-05-16 18:20 ` Matthias Brugger
2020-05-24 17:31 ` Dennis-YC Hsieh
2020-05-24 18:13 ` Matthias Brugger
2020-05-25 2:27 ` Dennis-YC Hsieh
2020-05-25 8:39 ` Matthias Brugger
2020-05-25 10:38 ` Dennis-YC Hsieh
2020-05-25 13:59 ` Matthias Brugger
2020-03-08 10:52 ` [PATCH v5 10/13] soc: mediatek: cmdq: export finalize function Dennis YC Hsieh
2020-05-16 18:22 ` Matthias Brugger
2020-05-24 17:32 ` Dennis-YC Hsieh
2020-05-25 0:23 ` Chun-Kuang Hu
2020-05-25 8:38 ` Matthias Brugger
2020-05-25 10:48 ` Chun-Kuang Hu
2020-03-08 10:52 ` [PATCH v5 11/13] soc: mediatek: cmdq: add jump function Dennis YC Hsieh
2020-03-09 1:48 ` CK Hu
2020-03-08 10:52 ` Dennis YC Hsieh [this message]
2020-03-09 2:07 ` [PATCH v5 12/13] soc: mediatek: cmdq: add clear option in cmdq_pkt_wfe api CK Hu
2020-05-16 18:30 ` Matthias Brugger
2020-05-24 17:32 ` Dennis-YC Hsieh
2020-03-08 10:52 ` [PATCH v5 13/13] soc: mediatek: cmdq: add set event function Dennis YC Hsieh
2020-05-16 18:32 ` Matthias Brugger
2020-05-24 17:39 ` Dennis-YC Hsieh
2020-05-24 18:15 ` Matthias Brugger
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