diff options
Diffstat (limited to 'target/linux/ipq806x/patches/0123-ata-ahci_platform-fix-ahci_platform_data-suspend-met.patch')
-rw-r--r-- | target/linux/ipq806x/patches/0123-ata-ahci_platform-fix-ahci_platform_data-suspend-met.patch | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/target/linux/ipq806x/patches/0123-ata-ahci_platform-fix-ahci_platform_data-suspend-met.patch b/target/linux/ipq806x/patches/0123-ata-ahci_platform-fix-ahci_platform_data-suspend-met.patch new file mode 100644 index 0000000000..ce1d840b90 --- /dev/null +++ b/target/linux/ipq806x/patches/0123-ata-ahci_platform-fix-ahci_platform_data-suspend-met.patch @@ -0,0 +1,50 @@ +From bc26554ffa0223015edb474a4877ec544167dfba Mon Sep 17 00:00:00 2001 +From: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> +Date: Tue, 25 Mar 2014 19:51:38 +0100 +Subject: [PATCH 123/182] ata: ahci_platform: fix ahci_platform_data->suspend + method handling + +Looking at ST SPEAr1340 AHCI code (the only user of the deprecated +pdata->suspend and pdata->resume) it is obvious the we should return +after calling pdata->suspend() only if the function have returned +non-zero return value. The code has been broken since commit 1e70c2 +("ata/ahci_platform: Add clock framework support"). Fix it. + +Cc: Viresh Kumar <viresh.linux@gmail.com> +Cc: Shiraz Hashim <shiraz.hashim@st.com> +Acked-by: Hans de Goede <hdegoede@redhat.com> +Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> +Signed-off-by: Tejun Heo <tj@kernel.org> +--- + drivers/ata/ahci_platform.c | 11 +++++++++-- + 1 file changed, 9 insertions(+), 2 deletions(-) + +diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c +index 70fbf66..7bd6adf 100644 +--- a/drivers/ata/ahci_platform.c ++++ b/drivers/ata/ahci_platform.c +@@ -521,12 +521,19 @@ int ahci_platform_suspend(struct device *dev) + if (rc) + return rc; + +- if (pdata && pdata->suspend) +- return pdata->suspend(dev); ++ if (pdata && pdata->suspend) { ++ rc = pdata->suspend(dev); ++ if (rc) ++ goto resume_host; ++ } + + ahci_platform_disable_resources(hpriv); + + return 0; ++ ++resume_host: ++ ahci_platform_resume_host(dev); ++ return rc; + } + EXPORT_SYMBOL_GPL(ahci_platform_suspend); + +-- +1.7.10.4 + |