linux-kernel - [RFC PATCH v9 1/7] edac: thunderx: Remove suspend/resume support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20170829131238.4988-2-jglauber@cavium.com>
Date:   Tue, 29 Aug 2017 15:12:32 +0200
From:   Jan Glauber <jglauber@...ium.com>
To:     Mark Rutland <mark.rutland@....com>,
        Will Deacon <will.deacon@....com>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Suzuki K Poulose <Suzuki.Poulose@....com>,
        Borislav Petkov <bp@...en8.de>,
        David Daney <david.daney@...ium.com>,
        Jan Glauber <jglauber@...ium.com>
Subject: [RFC PATCH v9 1/7] edac: thunderx: Remove suspend/resume support

The memory controller on ThunderX/OcteonTX systems does not
support power management. Therefore remove the suspend/resume
callbacks.

Signed-off-by: Jan Glauber <jglauber@...ium.com>
---
 drivers/edac/thunderx_edac.c | 21 ---------------------
 1 file changed, 21 deletions(-)

diff --git a/drivers/edac/thunderx_edac.c b/drivers/edac/thunderx_edac.c
index 2d352b4..d02bf3b 100644
--- a/drivers/edac/thunderx_edac.c
+++ b/drivers/edac/thunderx_edac.c
@@ -639,27 +639,6 @@ static irqreturn_t thunderx_lmc_threaded_isr(int irq, void *dev_id)
 	return ret;
 }
 
-#ifdef CONFIG_PM
-static int thunderx_lmc_suspend(struct pci_dev *pdev, pm_message_t state)
-{
-	pci_save_state(pdev);
-	pci_disable_device(pdev);
-
-	pci_set_power_state(pdev, pci_choose_state(pdev, state));
-
-	return 0;
-}
-
-static int thunderx_lmc_resume(struct pci_dev *pdev)
-{
-	pci_set_power_state(pdev, PCI_D0);
-	pci_enable_wake(pdev, PCI_D0, 0);
-	pci_restore_state(pdev);
-
-	return 0;
-}
-#endif
-
 static const struct pci_device_id thunderx_lmc_pci_tbl[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_CAVIUM, PCI_DEVICE_ID_THUNDER_LMC) },
 	{ 0, },
-- 
2.9.0.rc0.21.g7777322