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Wed, 07 Oct 2020 13:45:55 +0100 From: Marc Zyngier To: linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v3 0/4] soc/tegra: Prevent the PMC driver from corrupting interrupt routing Date: Wed, 7 Oct 2020 13:45:40 +0100 Message-Id: <20201007124544.1397322-1-maz@kernel.org> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, thierry.reding@gmail.com, jonathanh@nvidia.com, digetx@gmail.com, skomatineni@nvidia.com, vreddytalla@nvidia.com, tglx@linutronix.de, kernel-team@android.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201007_084558_508419_E60CAAA7 X-CRM114-Status: GOOD ( 13.35 ) X-Spam-Score: -5.9 (-----) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-5.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at https://www.dnswl.org/, high trust [198.145.29.99 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.7 DKIMWL_WL_HIGH DKIMwl.org - High trust sender X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Venkat Reddy Talla , Jonathan Hunter , Thierry Reding , Sowjanya Komatineni , Dmitry Osipenko , kernel-team@android.com, Thomas Gleixner Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org This is another respin of the initial version posted at [1] (the cover letter describes the rational for doing this). Jon, Thierry: I still haven't applied your TB tags as the series has changed significantly again. Please let me know if they are still valid. If everybody is OK with this, I'll stick it in irq/irqchip-next. * From v2 [2]: - Made the hierarchy trimming an internal functionnality, not requiring any intervention from driver code - Spelling fixes * From v1 [1]: - Moved the hierarchy trimming part to its own patch, living in irqdomain.c - Reduced the PMC irqchip patch to the bare minimal in order to reduce the risk of merge conflicts [1] https://lore.kernel.org/r/20201005111443.1390096-1-maz@kernel.org [2] https://lore.kernel.org/r/20201006101137.1393797-1-maz@kernel.org Marc Zyngier (4): genirq/irqdomain: Allow partial trimming of irq_data hierarchy gpio: tegra186: Allow optional irq parent callbacks soc/tegra: pmc: Allow optional irq parent callbacks soc/tegra: pmc: Don't create fake interrupt hierarchy levels drivers/gpio/gpio-tegra186.c | 15 ++++++- drivers/soc/tegra/pmc.c | 86 ++++++++++++++---------------------- kernel/irq/irqdomain.c | 58 +++++++++++++++++++++--- 3 files changed, 97 insertions(+), 62 deletions(-)