Re: [PATCH v4 4/4] firmware: arm_scmi: Add qcom hvc/shmem transport support

From: Brian Masney
Date: Mon Oct 02 2023 - 14:40:02 EST


On Mon, Oct 02, 2023 at 02:34:06PM -0400, Brian Masney wrote:
> On Mon, Sep 11, 2023 at 12:43:59PM -0700, Nikunj Kela wrote:
> > + func_id = readl((void __iomem *)(scmi_info->shmem) + size - 16);
> > +#ifdef CONFIG_ARM64
> > + cap_id = readq((void __iomem *)(scmi_info->shmem) + size - 8);
> > +#else
> > + /* capability-id is 32 bit wide on 32bit machines */
> > + cap_id = readl((void __iomem *)(scmi_info->shmem) + size - 8);
> > +#endif
>
> The 32 bit case is defined as a u64 in two places above.

Also should the 32 bit case be 'size - 4' instead of 'size - 8'? Sorry
I just noticed that as soon as I pressed send.

Brian