From 1af43fce813ebd74c76d080beb261603bd0853e1 Mon Sep 17 00:00:00 2001 From: Dennis YC Hsieh Date: Tue, 7 Jul 2020 23:45:10 +0800 Subject: soc: mediatek: cmdq: add write_s value function add write_s function in cmdq helper functions which writes a constant value to address with large dma access support. Signed-off-by: Dennis YC Hsieh Link: https://lore.kernel.org/r/1594136714-11650-6-git-send-email-dennis-yc.hsieh@mediatek.com Signed-off-by: Matthias Brugger --- drivers/soc/mediatek/mtk-cmdq-helper.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'drivers/soc') diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index ed9f5e63c195..4e86b65815fc 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -280,6 +280,20 @@ int cmdq_pkt_write_s_mask(struct cmdq_pkt *pkt, u16 high_addr_reg_idx, } EXPORT_SYMBOL(cmdq_pkt_write_s_mask); +int cmdq_pkt_write_s_value(struct cmdq_pkt *pkt, u8 high_addr_reg_idx, + u16 addr_low, u32 value) +{ + struct cmdq_instruction inst = {}; + + inst.op = CMDQ_CODE_WRITE_S; + inst.sop = high_addr_reg_idx; + inst.offset = addr_low; + inst.value = value; + + return cmdq_pkt_append_command(pkt, inst); +} +EXPORT_SYMBOL(cmdq_pkt_write_s_value); + int cmdq_pkt_wfe(struct cmdq_pkt *pkt, u16 event) { struct cmdq_instruction inst = { {0} }; -- cgit v1.2.3