Re: [PATCH v2 2/2] crypto: caam - check jr permissions before probing
From: Michael Walle <hidden>
Date: 2021-11-15 11:18:22
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+EXPORT_SYMBOL(caam_ctrl_check_jr_perm);no need for exporting this, no?Unfortunately, both CONFIG_CRYPTO_DEV_FSL_CAAM and CONFIG_CRYPTO_DEV_FSL_CAAM_JR are tristate. Setting both config options to "=m" fails to resolve caam_ctrl_check_jr_perm, therefore I had to export it. It strikes me odd however that CAAM can be compiled as module without CAAM_JR module at all. This would imply that DECO is used directly, which according to SRM is used for pure descriptor debug purposes and should never be used in production. I guess CRYPTO_DEV_FSL_CAAM _JR should be merged into CRYPTO_DEV_FSL_CAAM, so they at least comes together. In that case the export would not be necessary at all. I must admit I didn't find this a good solution, therefore any advise on a better solution here is highly appreciated.
I see, and I'm too lazy at the moment to figure that out ;) but afaik new exports should be only EXPORT_SYMBOL_GPL().
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if ((rd_reg32(&jrp->rregs->jrintstatus) & JRINT_ERR_HALT_MASK) != JRINT_ERR_HALT_COMPLETE || timeout == 0) { - dev_err(dev, "failed to flush job ring %d\n", jrp->ridx); + dev_err(dev, "failed to flush job ring %x\n", + jrp->ridx);mh? why changing this?After the change, jrp->ridx would contain JR hex address instead of index, therefore I had to replace the debug output.
ahh then, ridx should renamed accordingly, I suppose. -michael