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 13/13] soc: mediatek: cmdq: add set event function
Date: Sun, 8 Mar 2020 18:52:55 +0800 [thread overview]
Message-ID: <1583664775-19382-14-git-send-email-dennis-yc.hsieh@mediatek.com> (raw)
In-Reply-To: <1583664775-19382-1-git-send-email-dennis-yc.hsieh@mediatek.com>
Add set event function in cmdq helper functions to set specific event.
Signed-off-by: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
---
drivers/soc/mediatek/mtk-cmdq-helper.c | 15 +++++++++++++++
include/linux/mailbox/mtk-cmdq-mailbox.h | 1 +
include/linux/soc/mediatek/mtk-cmdq.h | 9 +++++++++
3 files changed, 25 insertions(+)
diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c
index ec5637d43254..3294c9285994 100644
--- a/drivers/soc/mediatek/mtk-cmdq-helper.c
+++ b/drivers/soc/mediatek/mtk-cmdq-helper.c
@@ -327,6 +327,21 @@ int cmdq_pkt_clear_event(struct cmdq_pkt *pkt, u16 event)
}
EXPORT_SYMBOL(cmdq_pkt_clear_event);
+int cmdq_pkt_set_event(struct cmdq_pkt *pkt, u16 event)
+{
+ struct cmdq_instruction inst = { {0} };
+
+ if (event >= CMDQ_MAX_EVENT)
+ return -EINVAL;
+
+ inst.op = CMDQ_CODE_WFE;
+ inst.value = CMDQ_WFE_UPDATE | CMDQ_WFE_UPDATE_VALUE;
+ inst.event = event;
+
+ return cmdq_pkt_append_command(pkt, inst);
+}
+EXPORT_SYMBOL(cmdq_pkt_set_event);
+
int cmdq_pkt_poll(struct cmdq_pkt *pkt, u8 subsys,
u16 offset, u32 value)
{
diff --git a/include/linux/mailbox/mtk-cmdq-mailbox.h b/include/linux/mailbox/mtk-cmdq-mailbox.h
index 42d2a30e6a70..ba2d811183a9 100644
--- a/include/linux/mailbox/mtk-cmdq-mailbox.h
+++ b/include/linux/mailbox/mtk-cmdq-mailbox.h
@@ -17,6 +17,7 @@
#define CMDQ_JUMP_PASS CMDQ_INST_SIZE
#define CMDQ_WFE_UPDATE BIT(31)
+#define CMDQ_WFE_UPDATE_VALUE BIT(16)
#define CMDQ_WFE_WAIT BIT(15)
#define CMDQ_WFE_WAIT_VALUE 0x1
diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h
index d63749440697..ca70296ae120 100644
--- a/include/linux/soc/mediatek/mtk-cmdq.h
+++ b/include/linux/soc/mediatek/mtk-cmdq.h
@@ -168,6 +168,15 @@ int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event, bool clear);
*/
int cmdq_pkt_clear_event(struct cmdq_pkt *pkt, u16 event);
+/**
+ * cmdq_pkt_set_event() - append set event command to the CMDQ packet
+ * @pkt: the CMDQ packet
+ * @event: the desired event to be set
+ *
+ * Return: 0 for success; else the error code is returned
+ */
+int cmdq_pkt_set_event(struct cmdq_pkt *pkt, u16 event);
+
/**
* cmdq_pkt_poll() - Append polling command to the CMDQ packet, ask GCE to
* execute an instruction that wait for a specified
--
2.18.0
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next prev parent reply other threads:[~2020-03-09 8:13 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 ` [PATCH v5 12/13] soc: mediatek: cmdq: add clear option in cmdq_pkt_wfe api Dennis YC Hsieh
2020-03-09 2:07 ` CK Hu
2020-05-16 18:30 ` Matthias Brugger
2020-05-24 17:32 ` Dennis-YC Hsieh
2020-03-08 10:52 ` Dennis YC Hsieh [this message]
2020-05-16 18:32 ` [PATCH v5 13/13] soc: mediatek: cmdq: add set event function Matthias Brugger
2020-05-24 17:39 ` Dennis-YC Hsieh
2020-05-24 18:15 ` Matthias Brugger
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