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Tue, 11 Aug 2020 09:39:55 +0000 (GMT) Subject: Re: [RFT PATCH v5] serial: samsung: Removes the IRQ not found warning To: Tamseel Shams , kgene@kernel.org, krzk@kernel.org, gregkh@linuxfoundation.org, jslaby@suse.com Cc: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, alim.akhtar@samsung.com From: Marek Szyprowski Message-ID: <8a28be2a-e523-563c-b80a-19508b739b46@samsung.com> Date: Tue, 11 Aug 2020 11:39:54 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 MIME-Version: 1.0 In-Reply-To: <20200810030021.45348-1-m.shams@samsung.com> Content-Transfer-Encoding: 7bit Content-Language: en-US X-Brightmail-Tracker: H4sIAAAAAAAAA02SfUhTYRTGfXe3e6+rW6/T8GRaNso+IG0acsOwL6MbQQgSlKRz6WVG25TN zwgyzSyxj2XgWrMyjUIyZZqZ5sxBWThnKEqNgkqhsixjlWiiud0s//u9zznnfZ4DhyZkbZIg +ogui9frVBo5KRU3P51wbtCoI5UbGwsZ9u21ZpItqq4n2csNYyL2wtBngu3tbaBY69CghO1v tZCsqdcmYh3V5yj2TXE1tU3KWWvPklxH5V2Ka6w5wZ1vqkVcfdOAmHNbl8eTidItabzmSA6v j4hNkaaX2GaIzEYyz+IeFxWgckkp8qUBbwKzvU/sYRm+g+Bcj6IUSWf5B4Ky4i+kUHAjuOBQ zA3MmEdEgn4bwbAzReBvCIyDWz3sj+PB/cyEPByA86H3exXl+ZTANQge/+rzOpNYAaWjpbMG NM3gWOj8wXlkMV4NFY4WysNLcDLc7xrwejHYD55fGfYG9cWbwfbI5e0h8Ap4MGohBA4E1/B1 kccLsJOCkuYCUggdB8Y7ViSwP4x0NVECB8PMw7mBIgTvnHWU8ChD0F9o+jsRA6+dk96kBF4H 9a0Rgrwd2l0O5JEBL4KXo35CiEVwqbmCEGQGzpyWCd1hYO6698+280UfcRHJzfNWM89bxzxv HfN/3xtIXIsC+WyDVs0bonR8brhBpTVk69ThqRlaK5o9qe7prp8tyDZ12I4wjeQLmcwYhVIm UeUY8rV2BDQhD2B29HQny5g0Vf4xXp+h1GdreIMdLaPF8kAm6uanJBlWq7L4ozyfyevnqiLa N6gAwdePWQ32Q6kK//HfkZY1oT73pMWvJq7eOPnUaBxMfG/ZuSDklqtyJnox3zFdZR/dazu4 9IOZ0yUUWkMOJOzekNS2W5lf/mTffnefMk8iWmlapXEkx4dK9qKWhLU/J03q8j0+u+rCcoNb XGMH28X90Xcrx7OnxrmAwbrA8FPHv8bJxYZ0lWI9oTeo/gBmb0J6TgMAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrAIsWRmVeSWpSXmKPExsVy+t/xe7rZ6UbxBs8/GFk8mLeNzaJ58Xo2 iykbPjBZ9D9+zWxx/vwGdotNj6+xWlzeNYfNYsb5fUwWZxb3slvcbV3M7sDlsWlVJ5vH/rlr 2D02L6n36NuyitFj/ZarLB6fN8kFsEXp2RTll5akKmTkF5fYKkUbWhjpGVpa6BmZWOoZGpvH WhmZKunb2aSk5mSWpRbp2yXoZbTv+89csJmtYs7n70wNjJNZuxg5OSQETCT+z3rF1MXIxSEk sJRRom3yVyaIhIzEyWkNUEXCEn+udbFBFL1llLg9ayVYQljAT2LK8ctsILaIQKXE/auTwSYx CyxhlDiy8DHYJCGBHqCO+XYgNpuAoUTXW5BJHBy8AnYSB794gIRZBFQlpp/ZwQ5iiwrESTzu /c8MYvMKCEqcnPmEBcTmFLCU2LfnFlgNs4CZxLzND5khbHmJ7W/nQNniEreezGeawCg0C0n7 LCQts5C0zELSsoCRZRWjSGppcW56brGhXnFibnFpXrpecn7uJkZgbG479nPzDsZLG4MPMQpw MCrx8BZYG8YLsSaWFVfmHmKU4GBWEuF1Ons6Tog3JbGyKrUoP76oNCe1+BCjKdBzE5mlRJPz gWkjryTe0NTQ3MLS0NzY3NjMQkmct0PgYIyQQHpiSWp2ampBahFMHxMHp1QDY8NSvpmsuRXl f6ZP2rLvvC1/Sfsfof1NnV+KVk5y3LMt8nPN8Xkveh33KEqyHFJuu6z20qaz2M7JKzTW+2LW tVtbN/+cLL+sLWTjnfuCdyzcPKtyT1/cYXgqoUiy8Pa3ZjGfbv1Lk2o8W5+UHdZ7lcP4c9lM /+CAwke35Q9Eck7gif766PskdyWW4oxEQy3mouJEAOq+pOXjAgAA X-CMS-MailID: 20200811093955eucas1p14647fdf5933c6bed5e087e49ba1c3a43 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-RootMTR: 20200810032514epcas5p1140fe0e44f3727953480ff0531c76b0c X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20200810032514epcas5p1140fe0e44f3727953480ff0531c76b0c References: <20200810030021.45348-1-m.shams@samsung.com> Sender: linux-serial-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-serial@vger.kernel.org Hi On 10.08.2020 05:00, Tamseel Shams wrote: > In few older Samsung SoCs like s3c2410, s3c2412 > and s3c2440, UART IP is having 2 interrupt lines. > However, in other SoCs like s3c6400, s5pv210, > exynos5433, and exynos4210 UART is having only 1 > interrupt line. Due to this, "platform_get_irq(platdev, 1)" > call in the driver gives the following false-positive error: > "IRQ index 1 not found" on newer SoC's. > > This patch adds the condition to check for Tx interrupt > only for the those SoC's which have 2 interrupt lines. > > Signed-off-by: Tamseel Shams Indeed, it removes the warning on various Exynos{3,4,5} based boards. Tested-by: Marek Szyprowski > > ... Best regards -- Marek Szyprowski, PhD Samsung R&D Institute Poland