From 3bc7b6c15fffdf3f818df31198c8c040ad8f7ea9 Mon Sep 17 00:00:00 2001 From: Ravulapati Vishnu vardhan rao Date: Mon, 17 Feb 2020 16:09:19 +0530 Subject: [PATCH] ASoC: amd: ACP needs to be powered off in BIOS. Removed this logic because It is BIOS which needs to power off the ACP power domian through ACP_PGFSM_CTRL register when you De-initialize ACP Engine. Signed-off-by: Ravulapati Vishnu vardhan rao Link: https://lore.kernel.org/r/1581935964-15059-1-git-send-email-Vishnuvardhanrao.Ravulapati@amd.com Signed-off-by: Mark Brown --- sound/soc/amd/raven/pci-acp3x.c | 23 ----------------------- 1 file changed, 23 deletions(-) diff --git a/sound/soc/amd/raven/pci-acp3x.c b/sound/soc/amd/raven/pci-acp3x.c index 65330bb50e74..da60e2ec5535 100644 --- a/sound/soc/amd/raven/pci-acp3x.c +++ b/sound/soc/amd/raven/pci-acp3x.c @@ -45,23 +45,6 @@ static int acp3x_power_on(void __iomem *acp3x_base) return -ETIMEDOUT; } -static int acp3x_power_off(void __iomem *acp3x_base) -{ - u32 val; - int timeout; - - rv_writel(ACP_PGFSM_CNTL_POWER_OFF_MASK, - acp3x_base + mmACP_PGFSM_CONTROL); - timeout = 0; - while (++timeout < 500) { - val = rv_readl(acp3x_base + mmACP_PGFSM_STATUS); - if ((val & ACP_PGFSM_STATUS_MASK) == ACP_POWERED_OFF) - return 0; - udelay(1); - } - return -ETIMEDOUT; -} - static int acp3x_reset(void __iomem *acp3x_base) { u32 val; @@ -115,12 +98,6 @@ static int acp3x_deinit(void __iomem *acp3x_base) pr_err("ACP3x reset failed\n"); return ret; } - /* power off */ - ret = acp3x_power_off(acp3x_base); - if (ret) { - pr_err("ACP3x power off failed\n"); - return ret; - } return 0; } -- 2.20.1