Re: [PATCH v5 3/3] mailbox: mediatek: add support for adsp mailbox controller
From: Tzung-Bi Shih <hidden>
Date: 2021-11-26 07:35:20
Also in:
alsa-devel, linux-arm-kernel, linux-mediatek, lkml
On Fri, Nov 26, 2021 at 03:14:32PM +0800, allen-kh.cheng wrote:
quoted hunk
diff --git a/drivers/mailbox/mtk-adsp-mailbox.c b/drivers/mailbox/mtk-adsp-mailbox.c
[...]
+static bool mtk_adsp_mbox_last_tx_done(struct mbox_chan *chan)
+{
+ struct adsp_mbox_ch_info *ch_info = chan->con_priv;
+ void __iomem *reg = ch_info->va_reg;
+
+ return readl(reg + MTK_ADSP_MBOX_IN_CMD) == 0 ? true : false;The expression "readl(...) == 0" should be already a boolean.