powerpc64/powernv: Relax flash block write requirements
Since writes don't necessarily need to be on erase-block boundaries, we can relax the block size and alignments down to sector size. If it needs to be erased, opalflash_erase() will check proper alignment and size.
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=346426
@ -239,8 +239,8 @@ opalflash_write(struct opalflash_softc *sc, off_t off,
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int rv, size, token;
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/* Ensure we write aligned to a full block size. */
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if (off % sc->sc_disk->d_stripesize != 0 ||
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count % sc->sc_disk->d_stripesize != 0)
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if (off % sc->sc_disk->d_sectorsize != 0 ||
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count % sc->sc_disk->d_sectorsize != 0)
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return (EIO);
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if (sc->sc_erase) {
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