lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Sat, 5 Dec 2020 12:15:26 +0800 From: Yongqiang Niu <yongqiang.niu@...iatek.com> To: Rob Herring <robh+dt@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>, CK Hu <ck.hu@...iatek.com> CC: Jassi Brar <jassisinghbrar@...il.com>, Bibby Hsieh <bibby.hsieh@...iatek.com>, Yongqiang Niu <yongqiang.niu@...iatek.com>, Dennis YC Hsieh <dennis-yc.hsieh@...iatek.com>, <linux-arm-kernel@...ts.infradead.org>, <linux-mediatek@...ts.infradead.org>, <linux-kernel@...r.kernel.org> Subject: [PATCH v1, 3/5] mailbox: mediatek: add control_by_sw private data add control_by_sw private data Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com> --- drivers/mailbox/mtk-cmdq-mailbox.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/mailbox/mtk-cmdq-mailbox.c b/drivers/mailbox/mtk-cmdq-mailbox.c index 5665b6e..1c01fe0 100644 --- a/drivers/mailbox/mtk-cmdq-mailbox.c +++ b/drivers/mailbox/mtk-cmdq-mailbox.c @@ -36,6 +36,8 @@ #define CMDQ_THR_WAIT_TOKEN 0x30 #define CMDQ_THR_PRIORITY 0x40 +#define GCE_GCTL_VALUE 0x48 + #define CMDQ_THR_ACTIVE_SLOT_CYCLES 0x3200 #define CMDQ_THR_ENABLED 0x1 #define CMDQ_THR_DISABLED 0x0 @@ -76,11 +78,13 @@ struct cmdq { struct clk *clock; bool suspended; u8 shift_pa; + bool control_by_sw; }; struct gce_plat { u32 thread_nr; u8 shift; + bool control_by_sw; }; u8 cmdq_get_shift_pa(struct mbox_chan *chan) @@ -121,6 +125,8 @@ static void cmdq_init(struct cmdq *cmdq) int i; WARN_ON(clk_enable(cmdq->clock) < 0); + if (cmdq->control_by_sw) + writel(0x7, cmdq->base + GCE_GCTL_VALUE); writel(CMDQ_THR_ACTIVE_SLOT_CYCLES, cmdq->base + CMDQ_THR_SLOT_CYCLES); for (i = 0; i <= CMDQ_MAX_EVENT; i++) writel(i, cmdq->base + CMDQ_SYNC_TOKEN_UPDATE); @@ -536,6 +542,7 @@ static int cmdq_probe(struct platform_device *pdev) cmdq->thread_nr = plat_data->thread_nr; cmdq->shift_pa = plat_data->shift; + cmdq->control_by_sw = plat_data->control_by_sw; cmdq->irq_mask = GENMASK(cmdq->thread_nr - 1, 0); err = devm_request_irq(dev, cmdq->irq, cmdq_irq_handler, IRQF_SHARED, "mtk_cmdq", cmdq); -- 1.8.1.1.dirty
Powered by blists - more mailing lists