From: Sowjanya Komatineni <skomatineni@nvidia.com>
To: <skomatineni@nvidia.com>, <axboe@kernel.dk>,
<thierry.reding@gmail.com>, <digetx@gmail.com>
Cc: <jonathanh@nvidia.com>, <linux-ide@vger.kernel.org>,
<linux-tegra@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH v1] ata: ahci_tegra: call tegra_powergate_power_off only when PM domain is not present
Date: Thu, 8 Apr 2021 09:40:43 -0700 [thread overview]
Message-ID: <1617900043-10506-2-git-send-email-skomatineni@nvidia.com> (raw)
In-Reply-To: <1617900043-10506-1-git-send-email-skomatineni@nvidia.com>
This patch adds a check on present of PM domain and calls legacy power
domain API tegra_powergate_power_off() only when PM domain is not present.
This is a follow-up patch to Tegra186 AHCI support patch series
https://lore.kernel.org/patchwork/cover/1408752/
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
---
drivers/ata/ahci_tegra.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c
index 56612af..bd484dd 100644
--- a/drivers/ata/ahci_tegra.c
+++ b/drivers/ata/ahci_tegra.c
@@ -287,7 +287,8 @@ static void tegra_ahci_power_off(struct ahci_host_priv *hpriv)
reset_control_assert(tegra->sata_cold_rst);
clk_disable_unprepare(tegra->sata_clk);
- tegra_powergate_power_off(TEGRA_POWERGATE_SATA);
+ if (!tegra->pdev->dev.pm_domain)
+ tegra_powergate_power_off(TEGRA_POWERGATE_SATA);
regulator_bulk_disable(tegra->soc->num_supplies, tegra->supplies);
}
--
2.7.4
next prev parent reply other threads:[~2021-04-08 16:40 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-08 16:40 [PATCH v1] Follow up patch to Tegra186 AHCI support patch series Sowjanya Komatineni
2021-04-08 16:40 ` Sowjanya Komatineni [this message]
2021-04-08 19:58 ` [PATCH v1] ata: ahci_tegra: call tegra_powergate_power_off only when PM domain is not present Dmitry Osipenko
2021-04-08 20:49 ` Sowjanya Komatineni
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