diff options
| author | Bjorn Helgaas <bhelgaas@google.com> | 2017-03-24 01:21:26 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2017-03-24 01:21:26 +0300 |
| commit | 73edd2b180a18024605c599074596a9e22d745d6 (patch) | |
| tree | 32311fc0bcb5ee1f030f8fd85a1f566c505030b0 /drivers/pci/host/pcie-rockchip.c | |
| parent | 5fcaa0051dfcc5fe77aee95061945d80e465a027 (diff) | |
| download | linux-73edd2b180a18024605c599074596a9e22d745d6.tar.xz | |
PCI: rockchip: Unindent rockchip_pcie_set_power_limit()
If regulator_get_current_limit() returns 0 or error, return early so the
body of the function doesn't have to be indented as the body of an "if"
statement. No functional change intended.
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/host/pcie-rockchip.c')
| -rw-r--r-- | drivers/pci/host/pcie-rockchip.c | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/drivers/pci/host/pcie-rockchip.c b/drivers/pci/host/pcie-rockchip.c index d785f64ec03b..7f76ff6af0ba 100644 --- a/drivers/pci/host/pcie-rockchip.c +++ b/drivers/pci/host/pcie-rockchip.c @@ -438,24 +438,25 @@ static void rockchip_pcie_set_power_limit(struct rockchip_pcie *rockchip) * to the actual power supply. */ curr = regulator_get_current_limit(rockchip->vpcie3v3); - if (curr > 0) { - scale = 3; /* 0.001x */ - curr = curr / 1000; /* convert to mA */ - power = (curr * 3300) / 1000; /* milliwatt */ - while (power > PCIE_RC_CONFIG_DCR_CSPL_LIMIT) { - if (!scale) { - dev_warn(rockchip->dev, "invalid power supply\n"); - return; - } - scale--; - power = power / 10; - } + if (curr <= 0) + return; - status = rockchip_pcie_read(rockchip, PCIE_RC_CONFIG_DCR); - status |= (power << PCIE_RC_CONFIG_DCR_CSPL_SHIFT) | - (scale << PCIE_RC_CONFIG_DCR_CPLS_SHIFT); - rockchip_pcie_write(rockchip, status, PCIE_RC_CONFIG_DCR); + scale = 3; /* 0.001x */ + curr = curr / 1000; /* convert to mA */ + power = (curr * 3300) / 1000; /* milliwatt */ + while (power > PCIE_RC_CONFIG_DCR_CSPL_LIMIT) { + if (!scale) { + dev_warn(rockchip->dev, "invalid power supply\n"); + return; + } + scale--; + power = power / 10; } + + status = rockchip_pcie_read(rockchip, PCIE_RC_CONFIG_DCR); + status |= (power << PCIE_RC_CONFIG_DCR_CSPL_SHIFT) | + (scale << PCIE_RC_CONFIG_DCR_CPLS_SHIFT); + rockchip_pcie_write(rockchip, status, PCIE_RC_CONFIG_DCR); } /** |