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Bottomley" , "Martin K. Petersen" , linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/5] scsi: ufs: Allow UFS 3.0 as a valid version Message-ID: <20200425111056.GA3384@infradead.org> References: <5c4281080538b74ca39cedb9112ffe71bf7a80b5.1587727756.git.Jose.Abreu@synopsys.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5c4281080538b74ca39cedb9112ffe71bf7a80b5.1587727756.git.Jose.Abreu@synopsys.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 24, 2020 at 01:36:56PM +0200, Jose Abreu wrote: > Add a define for UFS version 3.0 and do not print an error message upon > probe when using this version. This doesn't really scale. Version checks only make sense for a minimum supported version. Rejecting newer versions is just a bad idea. > @@ -8441,7 +8441,8 @@ int ufshcd_init(struct ufs_hba *hba, void __iomem *mmio_base, unsigned int irq) > if ((hba->ufs_version != UFSHCI_VERSION_10) && > (hba->ufs_version != UFSHCI_VERSION_11) && > (hba->ufs_version != UFSHCI_VERSION_20) && > - (hba->ufs_version != UFSHCI_VERSION_21)) > + (hba->ufs_version != UFSHCI_VERSION_21) && > + (hba->ufs_version != UFSHCI_VERSION_30)) i.e. this should become if (hba->ufs_version < UFSHCI_VERSION_10) as an additional cleanup I think it makes more sense t use a UFSHCI_VER() macro similar to KERNEL_VERSION() or NVME_VS() instead of adding a new define for every version.