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Thu, 8 Apr 2021 20:55:06 +0000 Received: from HQMAIL109.nvidia.com (172.20.187.15) by HQMAIL101.nvidia.com (172.20.187.10) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 8 Apr 2021 20:55:05 +0000 Received: from skomatineni-linux.nvidia.com (172.20.145.6) by mail.nvidia.com (172.20.187.15) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 8 Apr 2021 13:55:05 -0700 From: Sowjanya Komatineni To: , , , CC: , , , Subject: [PATCH v2] ata: ahci_tegra: call tegra_powergate_power_off only when PM domain is not present Date: Thu, 8 Apr 2021 13:55:15 -0700 Message-ID: <1617915315-13639-2-git-send-email-skomatineni@nvidia.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1617915315-13639-1-git-send-email-skomatineni@nvidia.com> References: <1617915315-13639-1-git-send-email-skomatineni@nvidia.com> X-NVConfidentiality: public MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 90c90018-5d92-4686-4af6-08d8fad096d3 X-MS-TrafficTypeDiagnostic: BY5PR12MB4226: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:758; 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X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Apr 2021 20:55:06.1737 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 90c90018-5d92-4686-4af6-08d8fad096d3 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.112.36];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT018.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4226 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds check to call 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. --- drivers/ata/ahci_tegra.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/ata/ahci_tegra.c b/drivers/ata/ahci_tegra.c index 56612af..4fb94db 100644 --- a/drivers/ata/ahci_tegra.c +++ b/drivers/ata/ahci_tegra.c @@ -268,7 +268,8 @@ static int tegra_ahci_power_on(struct ahci_host_priv *hpriv) disable_power: 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); disable_regulators: regulator_bulk_disable(tegra->soc->num_supplies, tegra->supplies); @@ -287,7 +288,8 @@ 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