diff options
| author | Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com> | 2020-06-21 22:18:35 +0800 |
|---|---|---|
| committer | Matthias Brugger <matthias.bgg@gmail.com> | 2020-06-22 13:21:00 +0200 |
| commit | 7de796cac48c0f55974cfe9cff683dfb3b7c71b6 (patch) | |
| tree | ea40a3ac51bfc5b5ccdc951f17e47341dd90407b /drivers/soc/mediatek | |
| parent | 995818588b6deedbed6b2b9d4c67e59b9afd6c60 (diff) | |
soc: mediatek: cmdq: add set event function
Add set event function in cmdq helper functions to set specific event.
Signed-off-by: Dennis YC Hsieh <dennis-yc.hsieh@mediatek.com>
Link: https://lore.kernel.org/r/1592749115-24158-12-git-send-email-dennis-yc.hsieh@mediatek.com
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Diffstat (limited to 'drivers/soc/mediatek')
| -rw-r--r-- | drivers/soc/mediatek/mtk-cmdq-helper.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index 2eda03fc7662..dc644cfb6419 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -253,6 +253,21 @@ 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 = {}; + + 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) { |