Re: [RFC PATCH 07/13] pinctrl: renesas: pinctrl-rzg2l: Validate power registers for SD and ETH

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Dan,

Thank you for the review.

On Wed, Mar 27, 2024 at 7:58 AM Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
>
> On Tue, Mar 26, 2024 at 10:28:38PM +0000, Prabhakar wrote:
> > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> >
> > On RZ/V2H(P) SoC, the power registers for SD and ETH do not exist,
> > resulting in invalid register offsets. Ensure that the register offsets
> > are valid before any read/write operations are performed. If the power
>                                                             ^^^^^^^^^^^^
> > registers are not available, both SD and ETH will be set to -EINVAL.
>   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> Where does this happen?  It doesn't seem to be a part of this patchset.
> -EINVAL seems weird here, but it's hard to judge without actually seeing
> it.
>
Good catch, in patch 13/13 it should be below instead of sd_ch and
eth_poc assigned to 0.

+static const struct rzg2l_hwcfg rzv2h_hwcfg = {
+       .regs = {
+               .pwpr = 0x3c04,
+               .sd_ch = -EINVAL,
+               .eth_poc = -EINVAL,
+       },
+};

Cheers,
Prabhakar





[Index of Archives]     [Linux SPI]     [Linux Kernel]     [Linux ARM (vger)]     [Linux ARM MSM]     [Linux Omap]     [Linux Arm]     [Linux Tegra]     [Fedora ARM]     [Linux for Samsung SOC]     [eCos]     [Linux Fastboot]     [Gcc Help]     [Git]     [DCCP]     [IETF Announce]     [Security]     [Linux MIPS]     [Yosemite Campsites]

  Powered by Linux