Messages in this thread | | | Date | Mon, 20 Feb 2023 11:55:58 -0800 | Subject | Re: [PATCH V3 2/2] nvmem: add generic driver for devices with MMIO access | From | Randy Dunlap <> |
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Hi,
On 2/20/23 09:49, Rafał Miłecki wrote: > +static int mmio_nvmem_write(void *context, unsigned int offset, void *val, size_t bytes) > +{ > + struct mmio_nvmem *priv = context; > + > + switch (priv->io_width) { > + case 1: > + case 2: > + case 4: > + return -EOPNOTSUPP;
I'm just curious: (since read supports those cases)
what size writes are typically used here? And what value for priv->io_width?
Thanks.
> + default: > + memcpy_toio(priv->base + offset, val, bytes); > + } > + > + return 0; > +}
-- ~Randy
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