On 2017/3/9 7:37, Brian Norris wrote:
The regulator framework can return negative error codes via
regulator_get_current_limit() for regulators that don't provide current
information. The subsequent check for postive values isn't very useful,
if the variable is unsigned.

Let's just match the signedness of the return value.

Prevents error messages like this, seen on Samsung Chromebook Plus:

[    1.069372] rockchip-pcie f8000000.pcie: invalid power supply


For this patch,

Acked-by: Shawn Lin <shawn....@rock-chips.com>

And I think patch 2 is not so urgent so we could just wait for your
non-WIP patch 3?

Fixes: 4816c4c7b82b ("PCI: rockchip: Provide captured slot power limit and 
scale")
Signed-off-by: Brian Norris <briannor...@chromium.org>
---
v4.11 candidate?

 drivers/pci/host/pcie-rockchip.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/pci/host/pcie-rockchip.c b/drivers/pci/host/pcie-rockchip.c
index 26ddd3535272..d785f64ec03b 100644
--- a/drivers/pci/host/pcie-rockchip.c
+++ b/drivers/pci/host/pcie-rockchip.c
@@ -425,7 +425,8 @@ static struct pci_ops rockchip_pcie_ops = {

 static void rockchip_pcie_set_power_limit(struct rockchip_pcie *rockchip)
 {
-       u32 status, curr, scale, power;
+       int curr;
+       u32 status, scale, power;

        if (IS_ERR(rockchip->vpcie3v3))
                return;



--
Best Regards
Shawn Lin

Reply via email to