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Wed, 09 Nov 2016 14:24:10 +0000 (GMT) From: Marek Szyprowski To: linux-media@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Sylwester Nawrocki , Krzysztof Kozlowski , Ulf Hansson , Bartlomiej Zolnierkiewicz , Javier Martinez Canillas Subject: [PATCH 08/12] exynos-gsc: Simplify system PM Date: Wed, 09 Nov 2016 15:23:57 +0100 Message-id: <1478701441-29107-9-git-send-email-m.szyprowski@samsung.com> X-Mailer: git-send-email 1.9.1 In-reply-to: <1478701441-29107-1-git-send-email-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrLIsWRmVeSWpSXmKPExsWy7djPc7rdhsoRBicWWVlsnLGe1eLN2zVM FufPb2C36NmwldVixvl9TBZrj9xltzj8pp3V4vjacAcOj02rOtk87lzbw+axpf8uu0ffllWM Hp83yQWwRnHZpKTmZJalFunbJXBlvD28kKlgsWDF9fe3GBsYz/N1MXJwSAiYSHy9md7FyAlk iklcuLeerYuRi0NIYBmjxJbZK5ghnM+MEl/b3zBCVJlI/NvyCqGq9eNGqKoGJomVx1exg1Sx CRhKdL3tYgOxRQScJBbO+ssOUsQsMItJYuLEfSwgCWEBU4lZm7eygtgsAqoS3+e8ZAaxeQU8 JCb1XmKGWCcncfLYZLAaTgFPiVVHbrKCDJIQ+MwmcXDaHBaIJ2QlNh2AqneRmLD8M5QtLPHq +BZ2CFtGorPjIBOE3c8o0dSqDWHPYJQ495YXwraWOHz8ItguZgE+iUnbpjNDjOeV6GgTgijx kHjU9RJqvKPEjMsb2SGen8Mo0XvmAesERpkFjAyrGEVSS4tz01OLDfWKE3OLS/PS9ZLzczcx AiP59L/j73cwPm0OOcQowMGoxMPboakcIcSaWFZcmXuIUYKDWUmEd6YBUIg3JbGyKrUoP76o NCe1+BCjNAeLkjjv3gVXwoUE0hNLUrNTUwtSi2CyTBycUg2MAowhuhtqJ7TMm/LR18L86e3q ngnGzXL6kpOqD53b0qE5O7Fo73GxyTZTnAXsL/eneKmfX2L3QSlGZMvZ5W9W6z8oy2mtqv3Y zruUab368aalr07XFV59c8Wprvd/0vG7H1uUS/8pNB5Mu3NW57LF/d//z/x4te6UFq+lt11d 3gfOL4I8G/yvKLEUZyQaajEXFScCAGoLHPvgAgAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrHLMWRmVeSWpSXmKPExsVy+t/xK7pdhsoRBu9nq1hsnLGe1eLN2zVM FufPb2C36NmwldVixvl9TBZrj9xltzj8pp3V4vjacAcOj02rOtk87lzbw+axpf8uu0ffllWM Hp83yQWwRrnZZKQmpqQWKaTmJeenZOal2yqFhrjpWigp5CXmptoqRej6hgQpKZQl5pQCeUYG aMDBOcA9WEnfLsEt4+3hhUwFiwUrrr+/xdjAeJ6vi5GTQ0LAROLflldsELaYxIV764FsLg4h gSWMEjtWLGCFcJqYJE5tfskKUsUmYCjR9bYLrENEwEli4ay/7CBFzAKzmCQm9y1hAUkIC5hK zNq8FayBRUBV4vucl8wgNq+Ah8Sk3kvMEOvkJE4emwxWwyngKbHqyE0wWwioZuvyWYwTGHkX MDKsYhRJLS3OTc8tNtQrTswtLs1L10vOz93ECAzrbcd+bt7BeGlj8CFGAQ5GJR7eDk3lCCHW xLLiytxDjBIczEoivDMNgEK8KYmVValF+fFFpTmpxYcYTYGOmsgsJZqcD4y5vJJ4QxNDc0tD I2MLC3MjIyVx3pIPV8KFBNITS1KzU1MLUotg+pg4OKUaGP23KV5oY2Gf52m3jMV7bkyY9q0n kmzsedVqU/huNjpdvmaqcFvlYPA7eY2bu9P+HNzh/3rZr0St3b58d3YEq1u/1jx8P8jJdx67 a3VK4FyeRNW1Gc7ixZMvbhHac0IyNIT95qtv5W8WnGDYzFjvJ68u/2wFQxar4tfCtxFHVx/6 +bK5wt84S4mlOCPRUIu5qDgRAOG40Y+BAgAA X-MTR: 20000000000000000@CPGS X-CMS-MailID: 20161109142410eucas1p198a52c69c695e97965c968d7b899bae8 X-Msg-Generator: CA X-Sender-IP: 182.198.249.179 X-Local-Sender: =?UTF-8?B?TWFyZWsgU3p5cHJvd3NraRtTUlBPTC1LZXJuZWwgKFRQKRs=?= =?UTF-8?B?7IK87ISx7KCE7J6QG1NlbmlvciBTb2Z0d2FyZSBFbmdpbmVlcg==?= X-Global-Sender: =?UTF-8?B?TWFyZWsgU3p5cHJvd3NraRtTUlBPTC1LZXJuZWwgKFRQKRtT?= =?UTF-8?B?YW1zdW5nIEVsZWN0cm9uaWNzG1NlbmlvciBTb2Z0d2FyZSBFbmdpbmVlcg==?= X-Sender-Code: =?UTF-8?B?QzEwG0VIURtDMTBDRDAyQ0QwMjczOTI=?= CMS-TYPE: 201P X-HopCount: 7 X-CMS-RootMailID: 20161109142410eucas1p198a52c69c695e97965c968d7b899bae8 X-RootMTR: 20161109142410eucas1p198a52c69c695e97965c968d7b899bae8 References: <1478701441-29107-1-git-send-email-m.szyprowski@samsung.com> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org From: Ulf Hansson It's not needed to keep a local flag about the current system PM state. Let's just remove that code and the corresponding debug print. Signed-off-by: Ulf Hansson [mszyprow: rebased onto v4.9-rc4] Signed-off-by: Marek Szyprowski --- drivers/media/platform/exynos-gsc/gsc-core.c | 21 --------------------- drivers/media/platform/exynos-gsc/gsc-core.h | 3 --- 2 files changed, 24 deletions(-) -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/drivers/media/platform/exynos-gsc/gsc-core.c b/drivers/media/platform/exynos-gsc/gsc-core.c index af6502c..4859727 100644 --- a/drivers/media/platform/exynos-gsc/gsc-core.c +++ b/drivers/media/platform/exynos-gsc/gsc-core.c @@ -1169,20 +1169,6 @@ static int gsc_runtime_suspend(struct device *dev) #ifdef CONFIG_PM_SLEEP static int gsc_resume(struct device *dev) { - struct gsc_dev *gsc = dev_get_drvdata(dev); - unsigned long flags; - - pr_debug("gsc%d: state: 0x%lx", gsc->id, gsc->state); - - /* Do not resume if the device was idle before system suspend */ - spin_lock_irqsave(&gsc->slock, flags); - if (!test_and_clear_bit(ST_SUSPEND, &gsc->state) || - !gsc_m2m_opened(gsc)) { - spin_unlock_irqrestore(&gsc->slock, flags); - return 0; - } - spin_unlock_irqrestore(&gsc->slock, flags); - if (!pm_runtime_suspended(dev)) return gsc_runtime_resume(dev); @@ -1191,13 +1177,6 @@ static int gsc_resume(struct device *dev) static int gsc_suspend(struct device *dev) { - struct gsc_dev *gsc = dev_get_drvdata(dev); - - pr_debug("gsc%d: state: 0x%lx", gsc->id, gsc->state); - - if (test_and_set_bit(ST_SUSPEND, &gsc->state)) - return 0; - if (!pm_runtime_suspended(dev)) return gsc_runtime_suspend(dev); diff --git a/drivers/media/platform/exynos-gsc/gsc-core.h b/drivers/media/platform/exynos-gsc/gsc-core.h index 7ad7b9d..8480aec 100644 --- a/drivers/media/platform/exynos-gsc/gsc-core.h +++ b/drivers/media/platform/exynos-gsc/gsc-core.h @@ -48,9 +48,6 @@ #define GSC_CTX_ABORT (1 << 7) enum gsc_dev_flags { - /* for global */ - ST_SUSPEND, - /* for m2m node */ ST_M2M_OPEN, ST_M2M_RUN,