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[46.138.85.91]) by smtp.gmail.com with ESMTPSA id g30sm46607lfj.298.2021.08.16.18.30.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Aug 2021 18:30:20 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Ulf Hansson , Viresh Kumar , Stephen Boyd , Peter De Schrijver , Mikko Perttunen , Peter Chen , Mark Brown , Lee Jones , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Nishanth Menon , Vignesh Raghavendra , Richard Weinberger , Miquel Raynal , Lucas Stach , Stefan Agner , Adrian Hunter , Mauro Carvalho Chehab , Rob Herring , Michael Turquette Cc: linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, linux-staging@lists.linux.dev, linux-spi@vger.kernel.org, linux-pwm@vger.kernel.org, linux-mtd@lists.infradead.org, linux-mmc@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-clk@vger.kernel.org Subject: [PATCH v8 16/34] drm/tegra: vic: Support system suspend Date: Tue, 17 Aug 2021 04:27:36 +0300 Message-Id: <20210817012754.8710-17-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210817012754.8710-1-digetx@gmail.com> References: <20210817012754.8710-1-digetx@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Hardware must be stopped before system is suspended. Add suspend-resume callbacks. Signed-off-by: Dmitry Osipenko --- drivers/gpu/drm/tegra/vic.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c index c02010ff2b7f..359dd77f8b85 100644 --- a/drivers/gpu/drm/tegra/vic.c +++ b/drivers/gpu/drm/tegra/vic.c @@ -315,6 +315,8 @@ static int vic_runtime_suspend(struct device *dev) struct vic *vic = dev_get_drvdata(dev); int err; + host1x_channel_stop(vic->channel); + err = reset_control_assert(vic->rst); if (err < 0) return err; @@ -517,6 +519,8 @@ static int vic_remove(struct platform_device *pdev) static const struct dev_pm_ops vic_pm_ops = { SET_RUNTIME_PM_OPS(vic_runtime_suspend, vic_runtime_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; struct platform_driver tegra_vic_driver = { -- 2.32.0