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[89.77.68.124]) by smtp.gmail.com with ESMTPSA id e3sm1386935lfc.259.2021.12.13.03.33.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 13 Dec 2021 03:33:39 -0800 (PST) Message-ID: Date: Mon, 13 Dec 2021 12:33:38 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.3.1 Subject: Re: [PATCH v3 3/5] tty: serial: samsung: Remove USI initialization Content-Language: en-US To: Sam Protsenko Cc: Rob Herring , Greg Kroah-Hartman , Jaewon Kim , Chanho Park , David Virag , Youngmin Nam , devicetree@vger.kernel.org, linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org References: <20211204195757.8600-1-semen.protsenko@linaro.org> <20211204195757.8600-4-semen.protsenko@linaro.org> From: Krzysztof Kozlowski In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211213_033342_133131_459D6F9D X-CRM114-Status: GOOD ( 20.72 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 13/12/2021 12:31, Sam Protsenko wrote: > On Mon, 13 Dec 2021 at 13:00, Krzysztof Kozlowski > wrote: >> >> On 04/12/2021 20:57, Sam Protsenko wrote: >>> USI control is now extracted to the dedicated USI driver. Remove USI >>> related code from serial driver to avoid conflicts and code duplication. >>> >>> Signed-off-by: Sam Protsenko >>> --- >>> Changes in v3: >>> - Spell check fixes in commit message >>> >>> Changes in v2: >>> - (none) >>> >>> drivers/tty/serial/samsung_tty.c | 36 ++++---------------------------- >>> include/linux/serial_s3c.h | 9 -------- >>> 2 files changed, 4 insertions(+), 41 deletions(-) >>> >> >> Hi Sam, >> >> Does this patch depend on USI driver? In cover letter you did not >> mention any dependency, so this can go via Greg's tree, right? >> > > Hi Krzysztof, > > TL;DR: Serial patches from this series don't really depend on USI > driver and can go via Greg's tree. > > I'd say ideally those should be applied right after USI driver > patches. Because otherwise we'd have double initialization of USI > block (from USI driver and from serial driver), which wasn't tested > and may lead to not functional USI (though I think it should be fine). > That's why I decided to keep those in one single patch series. But if > we don't care about some short period of not tested behavior -- then > those can go via Greg's tree. I think it is fine considering that only one board will be affected and it will be already non-bisectable due to DTS/driver changes going separate branches. More important is to get USI and serial driver changes in the same kernel release, so in v5.17. Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel