From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2F3EE1C57B1; Tue, 15 Oct 2024 12:03:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728993836; cv=none; b=oh8Q0f1TnfAzWFfLXUQZeAp9tD3yRiXcB1r1ZKWbRKIy3MyAgVUh1FJ3bLjJsS4h6SU2OCoPML2ef8WU5cC2VGgSYdknaRZ1beMZOcWpSySkySEqBKhHROLH6MQKA62Y95fb7xUdZJQAvvb3i3Hj0ENIdyU2qMfL/rQACJ0en0g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728993836; c=relaxed/simple; bh=3QceC1dgnOf6mMJlYA+iqSsZhCqIhSHHoPeFbq5PToo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Ni5pp8eZmQ393TKIBKm7xpErxZNKD3hFS7/kV9FD/QuGZM2uz9AlU6ELICI7KzH64DU0W80ySEjiMwGgOCDQIWSA+MZvO0eVE3ZnqhXByClqwHFN7c2n00bgJsq5KrnMTOorxldi13ECFyj86ceJ7wCNB0zndvmvPyXGZXY+5BE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=WEtpQGKg; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="WEtpQGKg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A536AC4CEC6; Tue, 15 Oct 2024 12:03:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1728993836; bh=3QceC1dgnOf6mMJlYA+iqSsZhCqIhSHHoPeFbq5PToo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WEtpQGKgMfoPWAyRwwnQ9mJxt3hasBq/y2hGwGksaRiVzwGm3LgPUUgUQLiuRTlvM Zj19edxw3JdMVPKKN8gy0gABFlcIu70s5K5WV48OszEc4P5pSfqhluawfX5RJwstFl ppHiGn2D1HrsuCGJ58m42yHuS9ZIaYGFnfZONm/Q= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Manivannan Sadhasivam , Bjorn Andersson Subject: [PATCH 5.15 531/691] clk: qcom: gcc-sm8250: Do not turn off PCIe GDSCs during gdsc_disable() Date: Tue, 15 Oct 2024 13:27:59 +0200 Message-ID: <20241015112501.416001337@linuxfoundation.org> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241015112440.309539031@linuxfoundation.org> References: <20241015112440.309539031@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Manivannan Sadhasivam commit ade508b545c969c72cd68479f275a5dd640fd8b9 upstream. With PWRSTS_OFF_ON, PCIe GDSCs are turned off during gdsc_disable(). This can happen during scenarios such as system suspend and breaks the resume of PCIe controllers from suspend. So use PWRSTS_RET_ON to indicate the GDSC driver to not turn off the GDSCs during gdsc_disable() and allow the hardware to transition the GDSCs to retention when the parent domain enters low power state during system suspend. Cc: stable@vger.kernel.org # 5.7 Fixes: 3e5770921a88 ("clk: qcom: gcc: Add global clock controller driver for SM8250") Signed-off-by: Manivannan Sadhasivam Link: https://lore.kernel.org/r/20240719134238.312191-1-manivannan.sadhasivam@linaro.org Signed-off-by: Bjorn Andersson Signed-off-by: Greg Kroah-Hartman --- drivers/clk/qcom/gcc-sm8250.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) --- a/drivers/clk/qcom/gcc-sm8250.c +++ b/drivers/clk/qcom/gcc-sm8250.c @@ -3228,7 +3228,7 @@ static struct gdsc pcie_0_gdsc = { .pd = { .name = "pcie_0_gdsc", }, - .pwrsts = PWRSTS_OFF_ON, + .pwrsts = PWRSTS_RET_ON, }; static struct gdsc pcie_1_gdsc = { @@ -3236,7 +3236,7 @@ static struct gdsc pcie_1_gdsc = { .pd = { .name = "pcie_1_gdsc", }, - .pwrsts = PWRSTS_OFF_ON, + .pwrsts = PWRSTS_RET_ON, }; static struct gdsc pcie_2_gdsc = { @@ -3244,7 +3244,7 @@ static struct gdsc pcie_2_gdsc = { .pd = { .name = "pcie_2_gdsc", }, - .pwrsts = PWRSTS_OFF_ON, + .pwrsts = PWRSTS_RET_ON, }; static struct gdsc ufs_card_gdsc = {