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SubjectRe: [PATCH v1 3/4] usb: phy: tegra: Perform general clean up of the code
On Wed, Dec 18, 2019 at 08:53:12PM +0300, Dmitry Osipenko wrote:
> This patch fixes few dozens of legit checkpatch warnings, adds missed
> handling of potential error-cases, fixes ULPI clk-prepare refcounting and
> prettifies code where makes sense. All these clean-up changes are quite
> minor and do not fix any problems.
>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
> ---
> drivers/usb/phy/phy-tegra-usb.c | 367 +++++++++++++++++---------------
> 1 file changed, 197 insertions(+), 170 deletions(-)

This could've been multiple patches to make it easier to review, but
either way:

Acked-by: Thierry Reding <treding@nvidia.com>

One minor comment below...

> diff --git a/drivers/usb/phy/phy-tegra-usb.c b/drivers/usb/phy/phy-tegra-usb.c
> index 15bd253d53c9..76949dbbbdc2 100644
> --- a/drivers/usb/phy/phy-tegra-usb.c
> +++ b/drivers/usb/phy/phy-tegra-usb.c
[...]
> @@ -310,13 +315,16 @@ static void ulpi_close(struct tegra_usb_phy *phy)
> }
> }
>
> -static void utmip_pad_power_on(struct tegra_usb_phy *phy)
> +static int utmip_pad_power_on(struct tegra_usb_phy *phy)
> {
> - unsigned long val, flags;
> - void __iomem *base = phy->pad_regs;
> struct tegra_utmip_config *config = phy->config;
> + void __iomem *base = phy->pad_regs;
> + unsigned long val, flags;

I think technically the "val" variable would have to be u32 because
that's what readl() and writel() operate on. That could be a separate
patch, though and isn't really a big problem.

Thierry
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