UPSTREAM: PCI/ASPM: Remove redundant check of pcie_set_clkpm

Without supporting clock PM capable, if we want to disable
clkpm, we don't need this extra check as it already be zero for
the enable argument. And it's the same for enabling clkpm here.
So let's remove this check.

Change-Id: I0dc251e5dea940a2288fbb31a58336dea83f2515
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
(cherry picked from git.kernel.org/cgit/linux/kernel/git/next/linux-next.git
commit a6c1c6f3547b6c4cbd4a30d67a968ee1519a8ffd)

diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index 317e3558a35e00d621d838c4825386f28d823910..cbb1765ab00f71caff59286be9686e2c1f4f9770 100644 (file)
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -139,7 +139,7 @@ static void pcie_set_clkpm_nocheck(struct pcie_link_state *link, int enable)
 static void pcie_set_clkpm(struct pcie_link_state *link, int enable)
 {
        /* Don't enable Clock PM if the link is not Clock PM capable */
-       if (!link->clkpm_capable && enable)
+       if (!link->clkpm_capable)
                enable = 0;
        /* Need nothing if the specified equals to current state */
        if (link->clkpm_enabled == enable)