From patchwork Thu Sep 6 15:55:23 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 146101 Delivered-To: patch@linaro.org Received: by 2002:a2e:1648:0:0:0:0:0 with SMTP id 8-v6csp38434ljw; Thu, 6 Sep 2018 08:56:00 -0700 (PDT) X-Google-Smtp-Source: ANB0Vdbldl5LRhYBDvRRSUnOB5Ez8BRabXJZieHnTjdDGqINg2U/esXrZYKuqaVtxAkLMze+WV0H X-Received: by 2002:a62:3703:: with SMTP id e3-v6mr3524365pfa.117.1536249359889; Thu, 06 Sep 2018 08:55:59 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536249359; cv=none; d=google.com; s=arc-20160816; b=pTknlZ+fr8EPSBVn/jltIGlv1DOi2jTRKlTWgIB+MwePQJSW6G5isd7TP6vvg1K2pI a80KWBgFeC/WTGNCB1Gc3wcB17QWEsTw5P3tYBLeGQksG76v5LXTM51oVgxl6NuiyEen dgsbFFqTALQEwykh15Jg+LYRC3Chgot6E4oryVCVrxsRsAp46ZR0TKk2+OTR459h4334 i9E3ME1YurOzOxMurXb4Gyh3zt8b7uNR2IF92QLXhyk7vK55IAMo/23XiVhCgD3NtwlY EWAy5NIcjibPeTNAGWTbRx9EYFeRNVFBos7DNJF385IVvLnu5BGN50wcZvkgCxzABsGV AB/A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:cms-type:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature:dkim-filter; bh=v2aGrZ7AYUfrdRxgNpw6l0hPLBb3klGoM/baggWG5aI=; b=uRWuaX7TqpQg1iECOTdQ2r/RVWyRPQ82MZYidh3TOY6IBmGrNDcBiwuE1m9+Qb/gDz 6q9aWbD8GLikuWMr5Yh/pA2rg94+yg06xyRcEo43p4Z/CMYUY5c9ik1lB+jxbi1E5+Aj 2SftLi+1YI3cVPggZu4I1ycgsg4FiBRrRls9ovoElX/8R2Fa1QT7Lr6eIFjtg5xADs4i PfK+NGmOU4bdkLh3OB5XQh6AqqYxHNYTTB4oyFL2rzjOBZ5TeiA98b55Qqi7PENRFuQh YxrcLsFVagZTfOE7CKX4ghZUNGW9DMdla1N9BLgQmK/dVMciAg/lCqgumkBwvJY17KT3 dCCQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@samsung.com header.s=mail20170921 header.b=jVZe4eXl; spf=pass (google.com: best guess record for domain of linux-samsung-soc-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-samsung-soc-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=samsung.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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Thu, 6 Sep 2018 15:55:55 +0000 (GMT) X-AuditID: cbfec7f5-367ff700000012c6-97-5b914e0b3ff6 Received: from eusync3.samsung.com ( [203.254.199.213]) by eusmgms1.samsung.com (EUCPMTA) with SMTP id 17.CE.04284.B0E419B5; Thu, 6 Sep 2018 16:55:55 +0100 (BST) Received: from AMDC2765.digital.local ([106.116.147.25]) by eusync3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PEN009IJ5L4PE10@eusync3.samsung.com>; Thu, 06 Sep 2018 16:55:55 +0100 (BST) From: Marek Szyprowski To: linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Sylwester Nawrocki , Chanwoo Choi , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz Subject: [PATCH v2 01/10] clk: samsung: Remove excessive include Date: Thu, 06 Sep 2018 17:55:23 +0200 Message-id: <20180906155532.4085-2-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-reply-to: <20180906155532.4085-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrAIsWRmVeSWpSXmKPExsWy7djPc7rcfhOjDX5d0rLYOGM9q8X1L89Z Lc6f38Bu8bHnHqvFjPP7mCzWHrnLbtH+9CWzA7vHplWdbB59W1YxenzeJBfAHMVlk5Kak1mW WqRvl8CV8eT6MZaCnVwVm95tYm5gnM7ZxcjJISFgIvFh2TWmLkYuDiGBFYwSCy9vYQZJCAl8 ZpT4u0QRpuhy4xFmiKJljBJLls2G6mhgkpj5/xobSBWbgKFE19suMFtEwEHi86fXjCBFzAKP GSW2nvwK1M7BIQyUmPUwDKSGRUBVYuqyvYwgNq+AjUTXpq2sENvkJVZvOAB2BaeArcSMuZ2s IHMkBH6ySlxa/IkRoshF4tPD70wQtrDEq+Nb2CFsGYnOjoNMEA3NjBLtM2axQzg9QFfM2cEG UWUtcfj4RbB1zAJ8EpO2TQe7TkKAV6KjTQiixEPiVPN/qDcnMEqsvfGTdQKj5AJGhlWM4qml xbnpqcXGeanlesWJucWleel6yfm5mxiB8Xb63/GvOxj3/Uk6xCjAwajEw/vAaGK0EGtiWXFl 7iFGCQ5mJRFe9+oJ0UK8KYmVValF+fFFpTmpxYcYpTlYlMR5+bTSooUE0hNLUrNTUwtSi2Cy TBycUg2MQX2FbjPSA6sbnX+zb8iKK76o4bU2/EV6j+y0sKOZRVfK35oZLZuSs5RDhj9d50CY l5GM9u3Z5cHLGj2ZXLvVY87ELuo88Dpjs+3qXM+/l5iNr0+9xpCRuYxTw1YryFji7IaW8NuL nf92c89ydSs491F/i/aGWTZ7fHxeWf7rqX1ul3Xzb4oSS3FGoqEWc1FxIgCLibuMswIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrLJMWRmVeSWpSXmKPExsVy+t/xq7rcfhOjDe5O47HYOGM9q8X1L89Z Lc6f38Bu8bHnHqvFjPP7mCzWHrnLbtH+9CWzA7vHplWdbB59W1YxenzeJBfAHMVlk5Kak1mW WqRvl8CV8eT6MZaCnVwVm95tYm5gnM7ZxcjJISFgInG58QhzFyMXh5DAEkaJtlNbmCCcJiaJ loWzmUCq2AQMJbredrGB2CICDhKfP71mBCliFnjMKHFu8QbWLkYODmGgxKyHYSA1LAKqElOX 7WUEsXkFbCS6Nm1lhdgmL7F6wwFmEJtTwFZixtxOsLgQUM2qximsExh5FjAyrGIUSS0tzk3P LTbUK07MLS7NS9dLzs/dxAgMlG3Hfm7ewXhpY/AhRgEORiUeXgvTidFCrIllxZW5hxglOJiV RHjdqydEC/GmJFZWpRblxxeV5qQWH2KU5mBREuc9b1AZJSSQnliSmp2aWpBaBJNl4uCUamCc P1Fnw454Nt75UULTs98xvPcoYhWfnHDeRLRdam+m/ONdm4VusiccKs145nP1idqBS/MYDD5d uhqz893v4o9VVh7vJVU32Wsd/Hv5nRiLzdxEf1eVgshn79PWrt4kLV/fz1Ops2NNTMDm6c9M F3uzZNt41bnrxaf2HAye+pZbOHBKcWPjrVVKLMUZiYZazEXFiQCdm0smEAIAAA== X-CMS-MailID: 20180906155555eucas1p2ee5a32177a108e01496d2210b8e197b1 X-Msg-Generator: CA CMS-TYPE: 201P X-CMS-RootMailID: 20180906155555eucas1p2ee5a32177a108e01496d2210b8e197b1 References: <20180906155532.4085-1-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 Exynos Audio SubSystem and Exynos3250 clock drivers don't use any syscore function, so don't include linux/syscore_ops.h in their code. Signed-off-by: Marek Szyprowski Acked-by: Chanwoo Choi Reviewed-by: Krzysztof Kozlowski --- drivers/clk/samsung/clk-exynos-audss.c | 1 - drivers/clk/samsung/clk-exynos3250.c | 1 - 2 files changed, 2 deletions(-) -- 2.17.1 diff --git a/drivers/clk/samsung/clk-exynos-audss.c b/drivers/clk/samsung/clk-exynos-audss.c index f659c5cbf1d5..8f8a0f9fc842 100644 --- a/drivers/clk/samsung/clk-exynos-audss.c +++ b/drivers/clk/samsung/clk-exynos-audss.c @@ -15,7 +15,6 @@ #include #include #include -#include #include #include #include diff --git a/drivers/clk/samsung/clk-exynos3250.c b/drivers/clk/samsung/clk-exynos3250.c index 27c9d23657b3..0e9a41a4cac8 100644 --- a/drivers/clk/samsung/clk-exynos3250.c +++ b/drivers/clk/samsung/clk-exynos3250.c @@ -12,7 +12,6 @@ #include #include #include -#include #include From patchwork Thu Sep 6 15:55:24 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 146104 Delivered-To: patch@linaro.org Received: by 2002:a2e:1648:0:0:0:0:0 with SMTP id 8-v6csp38465ljw; Thu, 6 Sep 2018 08:56:01 -0700 (PDT) X-Google-Smtp-Source: ANB0VdYLQRdg+IQBH9ZqG5jtxA/cBUyIRq32ec0R0FoK9MAw+j2n5nYKMEewxTjCnAFSCj73bKFr X-Received: by 2002:a62:808c:: with SMTP id j134-v6mr3573767pfd.120.1536249361735; Thu, 06 Sep 2018 08:56:01 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536249361; cv=none; d=google.com; s=arc-20160816; b=kWBC9KeGrWSLkTuURX0to3Bhfvvl15uY+A+xP9v7PiGguum8c4FtaZdZNjCFJStYl7 D+2sIRfcRWrrc+9rRvK+W4zTGv5KQxXdWKYBv6FpBz0uiTgMFr2d/38K4KDw6LKvNffC Kr5+amCherEiaocfkZWy4gomtm5bvHpDZQMnbA1d5ir6U3a+4YuU/3g9JjvvzL8CzDcA ooiN4i+y+FlaThEuHBPBc0Y/PyObM7/0sgkS/XBasR0aBmDTNblwsYYDENgY2hciICR6 3L8/fkyTigxnSZkiVZexOjEzTx6eoGkoDBjMjFmr98O/ujGp2PaN0q/v+VaPNhTVFkJT OpKw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:cms-type:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature:dkim-filter; bh=emB5fOdp7j4ZrlI8bJ7cjYP3wU85Vhkd5vXaiPYYECk=; b=jiEqf8hcGrB4LQZNmpuE5bIObhPhpi7MaWByGGjKZuViQZVS1N8NhlVZBHOP1bj5gx O/A2j96KWZ87NZp7R80gdA/yD2T5yvAnvTZpRVzr2Qa8TkD0q2AadfhG7D06QX/SgQ83 UEmC4KPvzFI5nFNJkAC+ierkc2D2uNHT4gtStBZdHxltbtXpiKQ18cGGmgBIM1GipRtr JUGh3b4OctW0jTBtDgz5O0W/1fM+4HS0he6+rC953YwoxyDnaAkM8Wd85tSCRmoTCNcH sWhxPveGo2CNSc97Qf5ysapwAhNbN03mZHgtl5EJ9ny+AFzjzECBH572fOCmarjTzj1v YNfA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@samsung.com header.s=mail20170921 header.b=Bg3ay2cZ; spf=pass (google.com: best guess record for domain of linux-samsung-soc-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-samsung-soc-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=samsung.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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Almost no functional change, the only difference is in handling of hypothetical memory allocation failure on boot. Signed-off-by: Marek Szyprowski Acked-by: Chanwoo Choi Reviewed-by: Krzysztof Kozlowski --- drivers/clk/samsung/clk-s3c2410.c | 43 ++----------------------------- 1 file changed, 2 insertions(+), 41 deletions(-) -- 2.17.1 diff --git a/drivers/clk/samsung/clk-s3c2410.c b/drivers/clk/samsung/clk-s3c2410.c index a9c887475054..8cb868f06257 100644 --- a/drivers/clk/samsung/clk-s3c2410.c +++ b/drivers/clk/samsung/clk-s3c2410.c @@ -11,7 +11,6 @@ #include #include #include -#include #include @@ -40,9 +39,6 @@ enum s3c2410_plls { static void __iomem *reg_base; -#ifdef CONFIG_PM_SLEEP -static struct samsung_clk_reg_dump *s3c2410_save; - /* * list of controller registers to be saved and restored during a * suspend/resume cycle. @@ -57,42 +53,6 @@ static unsigned long s3c2410_clk_regs[] __initdata = { CAMDIVN, }; -static int s3c2410_clk_suspend(void) -{ - samsung_clk_save(reg_base, s3c2410_save, - ARRAY_SIZE(s3c2410_clk_regs)); - - return 0; -} - -static void s3c2410_clk_resume(void) -{ - samsung_clk_restore(reg_base, s3c2410_save, - ARRAY_SIZE(s3c2410_clk_regs)); -} - -static struct syscore_ops s3c2410_clk_syscore_ops = { - .suspend = s3c2410_clk_suspend, - .resume = s3c2410_clk_resume, -}; - -static void __init s3c2410_clk_sleep_init(void) -{ - s3c2410_save = samsung_clk_alloc_reg_dump(s3c2410_clk_regs, - ARRAY_SIZE(s3c2410_clk_regs)); - if (!s3c2410_save) { - pr_warn("%s: failed to allocate sleep save data, no sleep support!\n", - __func__); - return; - } - - register_syscore_ops(&s3c2410_clk_syscore_ops); - return; -} -#else -static void __init s3c2410_clk_sleep_init(void) {} -#endif - PNAME(fclk_p) = { "mpll", "div_slow" }; static struct samsung_mux_clock s3c2410_common_muxes[] __initdata = { @@ -461,7 +421,8 @@ void __init s3c2410_common_clk_init(struct device_node *np, unsigned long xti_f, ARRAY_SIZE(s3c244x_common_aliases)); } - s3c2410_clk_sleep_init(); + samsung_clk_sleep_init(reg_base, s3c2410_clk_regs, + ARRAY_SIZE(s3c2410_clk_regs)); samsung_clk_of_add_provider(np, ctx); } From patchwork Thu Sep 6 15:55:25 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 146103 Delivered-To: patch@linaro.org Received: by 2002:a2e:1648:0:0:0:0:0 with SMTP id 8-v6csp38456ljw; Thu, 6 Sep 2018 08:56:01 -0700 (PDT) X-Google-Smtp-Source: ANB0VdZSCzAxuFOKEfG6rrC3/S/ZpyBzytMPAdJhPk3NQ+juBYDauaapafO3wNQ3M7T+S7RHLriV X-Received: by 2002:a63:4d21:: with SMTP id a33-v6mr3458412pgb.408.1536249360990; Thu, 06 Sep 2018 08:56:00 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536249360; cv=none; d=google.com; s=arc-20160816; b=KwpoIXHuTdcBW6dI5+NNo1MAhGPd+IzafMXLCdadIK9UMsiarADOZCZKU9/e8pE+wQ 4OsdB2OljddHBXbLurJp04xPCRKSTZhDAA1ibOh8JXT+91wdGn3iTwk4vYOBvpRZ25Ah 8zMWYgfrEWBj8i7Mo63wbCTKyCb+9nZMly8zELY7XEDQl9576kFDCsOztOO3JPEzsUgJ q9J3okKRLHbc6ecB+C9QQmjBVD7S5IKx1DtnS3xTOG0mOkgSY7wROATeN6TYf2fB/tDi VJMHtJ/uPTOsd5H/QfwJzupK1SJnqzONfNB5Cy957bf7lxKXfv6N8+0VQnGops7cMP47 rz9g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:cms-type:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature:dkim-filter; bh=+a8K72v2pIeHACaCg/9dKVqnSWhHUiL1oB4K2zKw2Ik=; b=wC/8UhUlFoohmzFExMQC+1qPVFwJflDPYE7mmCEdtgpUIewrVpgmcFPnTYeNWU39mu mRgq1L4cBe/EvgIhZhF0Iq8pmItUFaXg8UmKmoH6etf1dEKqBDfg1u++bTWcBdNtijrO mPaBWDEAc9ZPgqDb5Iby+ZSEmU2jg0zQ2tcbDcqOkey5NySYkcC3lIaIf1zklmPKB/aY /53U+QTC44tRtrC23mD287CttMT9XzCzfLoyGDNEUsvsBo8qjE1w4Qg3iJv35xSsXhIZ sT+uA7MMNviCYDbo5jCjXGq7MofOWomRZZ5GEJGWQtZEpYsHJ3lGeC8G1X4aNngwjE78 sXOA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@samsung.com header.s=mail20170921 header.b=UKziCdkG; spf=pass (google.com: best guess record for domain of linux-samsung-soc-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-samsung-soc-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=samsung.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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Thu, 6 Sep 2018 15:55:55 +0000 (GMT) X-AuditID: cbfec7f2-5e3ff70000001159-0d-5b914e0c04f5 Received: from eusync3.samsung.com ( [203.254.199.213]) by eusmgms1.samsung.com (EUCPMTA) with SMTP id 97.CE.04284.B0E419B5; Thu, 6 Sep 2018 16:55:55 +0100 (BST) Received: from AMDC2765.digital.local ([106.116.147.25]) by eusync3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PEN009IJ5L4PE10@eusync3.samsung.com>; Thu, 06 Sep 2018 16:55:55 +0100 (BST) From: Marek Szyprowski To: linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Sylwester Nawrocki , Chanwoo Choi , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz Subject: [PATCH v2 03/10] clk: samsung: s3c2412: Use generic helper for handling suspend/resume Date: Thu, 06 Sep 2018 17:55:25 +0200 Message-id: <20180906155532.4085-4-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-reply-to: <20180906155532.4085-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrEIsWRmVeSWpSXmKPExsWy7djPc7o8fhOjDfrXqVhsnLGe1eL6l+es FufPb2C3+Nhzj9Vixvl9TBZrj9xlt2h/+pLZgd1j06pONo++LasYPT5vkgtgjuKySUnNySxL LdK3S+DKuH1iBXvBT+GKmb+mMDYwXhXoYuTkkBAwkfj37ABzFyMXh5DACkaJE91X2SGcz4wS H6euYoGp+vvnJ1RiGaPE0V232SCcBiaJmf+vsYFUsQkYSnS97QKzRQQcJD5/es0IUsQs8JhR YuvJr8wgCWGBRIn+nUvBbBYBVYnPTWvYQWxeARuJ6cc+s0Gsk5dYveEAWA2ngK3EjLmdrCCD JAR+skr0LfjFClHkItH57waULSzx6vgWdghbRqKz4yATREMzo0T7jFnsEE4P0BlzdkCtsJY4 fPwiWDezAJ/EpG3TgdZxAMV5JTrahCBKPCRmtLVBg2YCo8Sji/+YJzBKLmBkWMUonlpanJue WmyYl1quV5yYW1yal66XnJ+7iREYc6f/Hf+0g/HrpaRDjAIcjEo8vA+MJkYLsSaWFVfmHmKU 4GBWEuF1r54QLcSbklhZlVqUH19UmpNafIhRmoNFSZyXTystWkggPbEkNTs1tSC1CCbLxMEp 1cBYl5SuumRC1FTmDwvbz2/u3frmvbON2fy9vBa2016e3cm/+uKfRSXcH/YHn12lf/W+qg+P ej6/p6xy3sMZO9K6ezYtNTnfsOGhhtfkSu/gcymimosOdab1rPKoYTW6ef1v1Lnm+Xd/qWxt Eb19kXvHlvdHVeOO/5w2+cFSjnlOQa2BwbJsLjXnlViKMxINtZiLihMBnUredrUCAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrLJMWRmVeSWpSXmKPExsVy+t/xq7rcfhOjDdZ8NbPYOGM9q8X1L89Z Lc6f38Bu8bHnHqvFjPP7mCzWHrnLbtH+9CWzA7vHplWdbB59W1YxenzeJBfAHMVlk5Kak1mW WqRvl8CVcfvECvaCn8IVM39NYWxgvCrQxcjJISFgIvH3z092EFtIYAmjxLfXwV2MXEB2E5NE y8LZTCAJNgFDia63XWwgtoiAg8TnT68ZQYqYBR4zSpxbvIEVJCEskCjRv3MpM4jNIqAq8blp DdhUXgEbienHPrNBbJOXWL3hAFgNp4CtxIy5nawQm20kVjVOYZ3AyLOAkWEVo0hqaXFuem6x oV5xYm5xaV66XnJ+7iZGYKBsO/Zz8w7GSxuDDzEKcDAq8fBamE6MFmJNLCuuzD3EKMHBrCTC 6149IVqINyWxsiq1KD++qDQntfgQozQHi5I473mDyighgfTEktTs1NSC1CKYLBMHp1QDo+P0 RQsverV+mLp1YWn2yYMHDok/1Vsfmr1B1+CjXdhyzh2iVjbtl/+efvHIwm7/vq+983KkMwRW HTi0WfJRU1jx6bUTGKR92dax3lx2qPv633RjizOrEx/1m/DNjDyk3sH19JnB2uRa5oe9kQ47 ehnv31RN7bx6SG310XXcYdLLdpUIeGc2NCqxFGckGmoxFxUnAgBdHpL/EAIAAA== X-CMS-MailID: 20180906155555eucas1p209b1988a1a1bf42298f1f1e483f47b55 X-Msg-Generator: CA CMS-TYPE: 201P X-CMS-RootMailID: 20180906155555eucas1p209b1988a1a1bf42298f1f1e483f47b55 References: <20180906155532.4085-1-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 Replace common suspend/resume handling code by generic helper. Almost no functional change, the only difference is in handling of hypothetical memory allocation failure on boot. Signed-off-by: Marek Szyprowski Acked-by: Chanwoo Choi Reviewed-by: Krzysztof Kozlowski --- drivers/clk/samsung/clk-s3c2412.c | 43 ++----------------------------- 1 file changed, 2 insertions(+), 41 deletions(-) -- 2.17.1 diff --git a/drivers/clk/samsung/clk-s3c2412.c b/drivers/clk/samsung/clk-s3c2412.c index 6bc94d3aff78..dd1159050a5a 100644 --- a/drivers/clk/samsung/clk-s3c2412.c +++ b/drivers/clk/samsung/clk-s3c2412.c @@ -11,7 +11,6 @@ #include #include #include -#include #include #include @@ -29,9 +28,6 @@ static void __iomem *reg_base; -#ifdef CONFIG_PM_SLEEP -static struct samsung_clk_reg_dump *s3c2412_save; - /* * list of controller registers to be saved and restored during a * suspend/resume cycle. @@ -45,42 +41,6 @@ static unsigned long s3c2412_clk_regs[] __initdata = { CLKSRC, }; -static int s3c2412_clk_suspend(void) -{ - samsung_clk_save(reg_base, s3c2412_save, - ARRAY_SIZE(s3c2412_clk_regs)); - - return 0; -} - -static void s3c2412_clk_resume(void) -{ - samsung_clk_restore(reg_base, s3c2412_save, - ARRAY_SIZE(s3c2412_clk_regs)); -} - -static struct syscore_ops s3c2412_clk_syscore_ops = { - .suspend = s3c2412_clk_suspend, - .resume = s3c2412_clk_resume, -}; - -static void __init s3c2412_clk_sleep_init(void) -{ - s3c2412_save = samsung_clk_alloc_reg_dump(s3c2412_clk_regs, - ARRAY_SIZE(s3c2412_clk_regs)); - if (!s3c2412_save) { - pr_warn("%s: failed to allocate sleep save data, no sleep support!\n", - __func__); - return; - } - - register_syscore_ops(&s3c2412_clk_syscore_ops); - return; -} -#else -static void __init s3c2412_clk_sleep_init(void) {} -#endif - static struct clk_div_table divxti_d[] = { { .val = 0, .div = 1 }, { .val = 1, .div = 2 }, @@ -278,7 +238,8 @@ void __init s3c2412_common_clk_init(struct device_node *np, unsigned long xti_f, samsung_clk_register_alias(ctx, s3c2412_aliases, ARRAY_SIZE(s3c2412_aliases)); - s3c2412_clk_sleep_init(); + samsung_clk_sleep_init(reg_base, s3c2412_clk_regs, + ARRAY_SIZE(s3c2412_clk_regs)); samsung_clk_of_add_provider(np, ctx); From patchwork Thu Sep 6 15:55:26 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 146111 Delivered-To: patch@linaro.org Received: by 2002:a2e:1648:0:0:0:0:0 with SMTP id 8-v6csp38501ljw; Thu, 6 Sep 2018 08:56:03 -0700 (PDT) X-Google-Smtp-Source: ANB0VdZNcDFN+YVvytXaIrZmKxx13nWQnGljU1SQqLJMyX9EH19nBRNVLDcvypdLoDbi5YPiqt8Z X-Received: by 2002:a63:fc55:: with SMTP id r21-v6mr683405pgk.377.1536249363620; Thu, 06 Sep 2018 08:56:03 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536249363; cv=none; d=google.com; s=arc-20160816; b=ybACz36M70AUKrVkDtytNQqO4k+nMhxe6yZQzmpZq4L5vRwkBR+0kfbGD9eOAozWYH qmGXj0gEpM4Lf8/cCbMkpzIPTX7Ddv2yr3RH41PcPJngPjVCMXtpkbdkKtGkVDFlr6ES 5Xzuv9o1nCD+I7PIR4zCb2VF/nFlD5G+iX1zPWqNBvBe2nmDd+hptDdHtxTY98rkNoGC oxErvx8oN+bESXv87mXMMH5FgbPxVSjEyCMWLGN919+ZkgCWAyc6+1k6H3VUmviOYkIZ u9FjGwwwUKPBfJYtTHjBkv2OqMYBy5aOm1690b3QGTRoe10l2c/lQfnxY+C2ChwaYJQ6 I73g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:cms-type:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature:dkim-filter; bh=VGEaPtZRW2v0h9vmhjnQR67U2fTUUB34E+GMkkQq6BU=; b=yyE4EJzkoJU7jR/gwsUYk19r1bfca8iLQhRAMRPbvNuDi9l7j3XUnDc1O2HqzEY5Mv l+9XkeslXOpbWrcT5RQyN/V8RE8gue9r7sa6LbVC6NQj5Fhw0EZ79L+Uaa1+axKvIU7o IiehcsYaHudqqxXEYJrkyhYOzbKbCHVRSSfJ4By30YPG3QNNMJZP6LtNqc2aVVd2W4Vd rD/6HRvmkn47k8nbSvJbupZn7BjsklmX88DdRVYvtEvVFzSCfUIT0FFhVCXUzWLUal/G GFGCD8yLuGdhKqUKY9zNmGVgoanGbCt+2X6LWKfB3pmFHbCxg4sBlOGJR7P61+0rVKOV QIBg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@samsung.com header.s=mail20170921 header.b=WKdy3PXj; spf=pass (google.com: best guess record for domain of linux-samsung-soc-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-samsung-soc-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=samsung.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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Thu, 6 Sep 2018 15:55:56 +0000 (GMT) X-AuditID: cbfec7f5-34dff700000012c6-98-5b914e0c284a Received: from eusync3.samsung.com ( [203.254.199.213]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id 28.DC.04128.C0E419B5; Thu, 6 Sep 2018 16:55:56 +0100 (BST) Received: from AMDC2765.digital.local ([106.116.147.25]) by eusync3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PEN009IJ5L4PE10@eusync3.samsung.com>; Thu, 06 Sep 2018 16:55:56 +0100 (BST) From: Marek Szyprowski To: linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Sylwester Nawrocki , Chanwoo Choi , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz Subject: [PATCH v2 04/10] clk: samsung: s3c2443: Use generic helper for handling suspend/resume Date: Thu, 06 Sep 2018 17:55:26 +0200 Message-id: <20180906155532.4085-5-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-reply-to: <20180906155532.4085-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrAIsWRmVeSWpSXmKPExsWy7djP87o8fhOjDXa0G1lsnLGe1eL6l+es FufPb2C3+Nhzj9Vixvl9TBZrj9xlt2h/+pLZgd1j06pONo++LasYPT5vkgtgjuKySUnNySxL LdK3S+DK6Lx5kq3gm3DFk+uPWRoYbwp0MXJwSAiYSDzbp9HFyMUhJLCCUeJk5ycmCOczo8SP 6XeZuxg5wYp+b+5nA7GFBJYxSpw7ww9R1MAk8fXdKSaQBJuAoUTX2y6wIhEBB4nPn14zghQx CzxmlNh68ivYJGGBRImdH2+wg9gsAqoSrdN+sYLYvAI2Ev335zBCbJOXWL3hAFg9p4CtxIy5 nawggyQEvrJK/L5xBOokF4kznUvYIWxhiVfHt0DZMhKXJ3ezQDQ0M0q0z5jFDuH0AJ0xZwcb RJW1xOHjF8FWMwvwSUzaNp0ZEhq8Eh1tQhAlHhITvy1lg/hzAqPE2TUXWCcwSi5gZFjFKJ5a WpybnlpsnJdarlecmFtcmpeul5yfu4kRGG+n/x3/uoNx35+kQ4wCHIxKPLwPjCZGC7EmlhVX 5h5ilOBgVhLhda+eEC3Em5JYWZValB9fVJqTWnyIUZqDRUmcl08rLVpIID2xJDU7NbUgtQgm y8TBKdXAOIF7hw63yz+DD8J111X/XrevfODK/We+Fsfz+ISNjZq/+45s7fQ7m7A1wH7XsqaQ HWddV8w/42QjVesmI3l8forrJ/5o//5158I2/K9kz79t73o9qPhsK9fH2/YfDbb2TXo7aZ3o mntCb09xmLRzSta+2FG54Kd2R+tapetbRaf5err224XZKbEUZyQaajEXFScCAOBlNWWzAgAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrHJMWRmVeSWpSXmKPExsVy+t/xq7o8fhOjDbYu4rfYOGM9q8X1L89Z Lc6f38Bu8bHnHqvFjPP7mCzWHrnLbtH+9CWzA7vHplWdbB59W1YxenzeJBfAHMVlk5Kak1mW WqRvl8CV0XnzJFvBN+GKJ9cfszQw3hToYuTkkBAwkfi9uZ+ti5GLQ0hgCaPEin+rmSGcJiaJ xjsHmECq2AQMJbredrGB2CICDhKfP71mBCliFnjMKHFu8QZWkISwQKLEzo832EFsFgFVidZp v8DivAI2Ev335zBCrJOXWL3hADOIzSlgKzFjbidYjRBQzarGKawTGHkWMDKsYhRJLS3OTc8t NtIrTswtLs1L10vOz93ECAyVbcd+btnB2PUu+BCjAAejEg+vhenEaCHWxLLiytxDjBIczEoi vO7VE6KFeFMSK6tSi/Lji0pzUosPMUpzsCiJ8543qIwSEkhPLEnNTk0tSC2CyTJxcEo1MM5x dzDpWhS/Lr531V2jYOcjlr059SYKHz5Xl+4sPHjmXp2t4s/9H3vO5U/s22fF/zov6aqZv+CT Qg0xX9aKCzdbGHX81s/3PbxUJrVwft2b6h9HVq3d5iv943dEymeWjBWuEpI9b9g38B3nOPVG qrN4mZ3flOe6pUx2N7h4l/mGa6UcbogzVGIpzkg01GIuKk4EAGhW+ZMRAgAA X-CMS-MailID: 20180906155556eucas1p26cc9f85524938192ea01bde8e1b977e2 X-Msg-Generator: CA CMS-TYPE: 201P X-CMS-RootMailID: 20180906155556eucas1p26cc9f85524938192ea01bde8e1b977e2 References: <20180906155532.4085-1-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 Replace common suspend/resume handling code by generic helper. Almost no functional change, the only difference is in handling of hypothetical memory allocation failure on boot. Signed-off-by: Marek Szyprowski Acked-by: Chanwoo Choi Reviewed-by: Krzysztof Kozlowski --- drivers/clk/samsung/clk-s3c2443.c | 43 ++----------------------------- 1 file changed, 2 insertions(+), 41 deletions(-) -- 2.17.1 diff --git a/drivers/clk/samsung/clk-s3c2443.c b/drivers/clk/samsung/clk-s3c2443.c index c46e6d5bc9bc..884067e4f1a1 100644 --- a/drivers/clk/samsung/clk-s3c2443.c +++ b/drivers/clk/samsung/clk-s3c2443.c @@ -11,7 +11,6 @@ #include #include #include -#include #include #include @@ -43,9 +42,6 @@ enum supported_socs { static void __iomem *reg_base; -#ifdef CONFIG_PM_SLEEP -static struct samsung_clk_reg_dump *s3c2443_save; - /* * list of controller registers to be saved and restored during a * suspend/resume cycle. @@ -65,42 +61,6 @@ static unsigned long s3c2443_clk_regs[] __initdata = { SCLKCON, }; -static int s3c2443_clk_suspend(void) -{ - samsung_clk_save(reg_base, s3c2443_save, - ARRAY_SIZE(s3c2443_clk_regs)); - - return 0; -} - -static void s3c2443_clk_resume(void) -{ - samsung_clk_restore(reg_base, s3c2443_save, - ARRAY_SIZE(s3c2443_clk_regs)); -} - -static struct syscore_ops s3c2443_clk_syscore_ops = { - .suspend = s3c2443_clk_suspend, - .resume = s3c2443_clk_resume, -}; - -static void __init s3c2443_clk_sleep_init(void) -{ - s3c2443_save = samsung_clk_alloc_reg_dump(s3c2443_clk_regs, - ARRAY_SIZE(s3c2443_clk_regs)); - if (!s3c2443_save) { - pr_warn("%s: failed to allocate sleep save data, no sleep support!\n", - __func__); - return; - } - - register_syscore_ops(&s3c2443_clk_syscore_ops); - return; -} -#else -static void __init s3c2443_clk_sleep_init(void) {} -#endif - PNAME(epllref_p) = { "mpllref", "mpllref", "xti", "ext" }; PNAME(esysclk_p) = { "epllref", "epll" }; PNAME(mpllref_p) = { "xti", "mdivclk" }; @@ -450,7 +410,8 @@ void __init s3c2443_common_clk_init(struct device_node *np, unsigned long xti_f, break; } - s3c2443_clk_sleep_init(); + samsung_clk_sleep_init(reg_base, s3c2443_clk_regs, + ARRAY_SIZE(s3c2443_clk_regs)); samsung_clk_of_add_provider(np, ctx); From patchwork Thu Sep 6 15:55:27 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 146105 Delivered-To: patch@linaro.org Received: by 2002:a2e:1648:0:0:0:0:0 with SMTP id 8-v6csp38471ljw; Thu, 6 Sep 2018 08:56:02 -0700 (PDT) X-Google-Smtp-Source: ANB0VdZs4nq3UJVlKkwZH/4jWXQ73EYUuxCOz34B3ByfmYJExXPpH1zS2dXa5PmCMcnGohNWT+QT X-Received: by 2002:a63:c347:: with SMTP id e7-v6mr3520442pgd.240.1536249362272; Thu, 06 Sep 2018 08:56:02 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536249362; cv=none; d=google.com; s=arc-20160816; b=sGFGodoh92PeSMM5GN37ZkKp1v+3TPxZLtJBvjuqIcvo4NtIwYbsRiS0Qrw2EVprGY ND2Rb8AErvrCB8aJ7W5fwKScCMXEJvaWzr6RyX4hL9rNK5YnTFaYVnKvrnS1aCljC7lu ynSRrx77TriOEfL9xqhj/7ovZEi9BPWgnikGTKdKrxPiPoLNc12FacxwmJE7ltBsXfX1 cIe5fcruiuDMNTOyP2ulcwGtRnh1/O5WSqthKpvsQnGPp8L2K48S4cd1o/4+Pk06qR2k e0kb0Q1lypsBFX9tfmktZkXYxicuTOMRvvpXiRQMa4qs8C+i2Hq9n+6Op7aZfk2tNbC3 RNWA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:cms-type:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature:dkim-filter; bh=kQIeyNC3ZImMir+NRNDhB5TnQKrBTAjvLPc3H6mRdGI=; b=S7zlwmwEXG5K87maljAoKLSEoEKJwDob0EsJrBbXNatmpSQyto9Lkqk2WxynWxwHnq yRuS5T1noSdlkq7AYE8OSJVaa4RtTjcGmUW9k0d6EwJsVbIVcZrtYdoBSyzPxkpsky6d NPgANmBCXxcZZwm/Qume0ZluHqo/q33u0Qt/iJsjPjFAryYkRUt8vzHWF20wLWJquv8+ zFIRbx4mLQVg3txm/I2C+25ArYNQK3H3PJBpf/CgTbkB0cNgSHeVoFWKukL3ASC4hMwo FuiG4q3ATBgOwnOCOtB6Rwl7nf2ILuHAbbdROlFHY0hmC4+d/SuGOaA6mj+LJPbyEitC OllA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@samsung.com header.s=mail20170921 header.b=RiDNoaf1; spf=pass (google.com: best guess record for domain of linux-samsung-soc-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-samsung-soc-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=samsung.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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Thu, 6 Sep 2018 15:55:56 +0000 (GMT) X-AuditID: cbfec7f5-367ff700000012c6-99-5b914e0de17d Received: from eusync3.samsung.com ( [203.254.199.213]) by eusmgms1.samsung.com (EUCPMTA) with SMTP id 68.CE.04284.C0E419B5; Thu, 6 Sep 2018 16:55:56 +0100 (BST) Received: from AMDC2765.digital.local ([106.116.147.25]) by eusync3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PEN009IJ5L4PE10@eusync3.samsung.com>; Thu, 06 Sep 2018 16:55:56 +0100 (BST) From: Marek Szyprowski To: linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Sylwester Nawrocki , Chanwoo Choi , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz Subject: [PATCH v2 05/10] clk: samsung: s3c64xx: Use generic helper for handling suspend/resume Date: Thu, 06 Sep 2018 17:55:27 +0200 Message-id: <20180906155532.4085-6-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-reply-to: <20180906155532.4085-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrIIsWRmVeSWpSXmKPExsWy7djP87q8fhOjDSb8FrTYOGM9q8X1L89Z Lc6f38Bu8bHnHqvFjPP7mCzWHrnLbtH+9CWzA7vHplWdbB59W1YxenzeJBfAHMVlk5Kak1mW WqRvl8CV8X1JP3tBh1TFlNnfWBsYv4h2MXJySAiYSEyYtoy9i5GLQ0hgBaPEqUlP2SCcz4wS Pfe62GCq3sw9wAqRWMYosW7CZiYIp4FJ4uu7U0wgVWwChhJdbyE6RAQcJD5/es0IUsQs8JhR YuvJr8wgCWGBRIk1H3eyg9gsAqoSX7+vZ+li5ODgFbCRuLy1EGKbvMTqDQfAyjkFbCVmzO0E 2ywh8JNV4t6vb6wQRS4SzxZdhTpPWOLV8S3sELaMRGfHQSaIhmZGifYZs9ghnB6gK+bsgOqw ljh8/CLYJGYBPolJ26Yzg1whIcAr0dEmBFHiIfHxy2WonycAA+P0FtYJjJILGBlWMYqnlhbn pqcWG+ellusVJ+YWl+al6yXn525iBEbc6X/Hv+5g3Pcn6RCjAAejEg/vA6OJ0UKsiWXFlbmH GCU4mJVEeN2rJ0QL8aYkVlalFuXHF5XmpBYfYpTmYFES5+XTSosWEkhPLEnNTk0tSC2CyTJx cEo1MGZsrDh08lvm4eYt++N71PoPRz6Nbi33sf9jk9m4jL9kp5kej8TBJNf0zGamRPGbqysT HGd/Sv29TsWjXaCBy+pC1/z77+sWdz3Xk+Db28Wnrfvjj0u/T3S5l3RHSsIp5WS/y6G2D89H qM76kaWpw3Xt4vv7jwuPck3ZtqNMc+Kh77w79+zZpMRSnJFoqMVcVJwIALn+VgO0AgAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrLJMWRmVeSWpSXmKPExsVy+t/xq7o8fhOjDVrPq1hsnLGe1eL6l+es FufPb2C3+Nhzj9Vixvl9TBZrj9xlt2h/+pLZgd1j06pONo++LasYPT5vkgtgjuKySUnNySxL LdK3S+DK+L6kn72gQ6piyuxvrA2MX0S7GDk5JARMJN7MPcDaxcjFISSwhFHiZutmKKeJSaLx zgEmkCo2AUOJrrddbCC2iICDxOdPrxlBipgFHjNKnFu8gRUkISyQKLHm4052EJtFQFXi6/f1 LF2MHBy8AjYSl7cWQmyTl1i94QAziM0pYCsxY24nWKsQUMmqximsExh5FjAyrGIUSS0tzk3P LTbUK07MLS7NS9dLzs/dxAgMlG3Hfm7ewXhpY/AhRgEORiUeXgvTidFCrIllxZW5hxglOJiV RHjdqydEC/GmJFZWpRblxxeV5qQWH2KU5mBREuc9b1AZJSSQnliSmp2aWpBaBJNl4uCUamBU 9JRtuba8h/e5TLltPePzawucmC8vqVn/LHLpldq6Ha+NN/18V/qaec6RF5Oj9hbNnckj++nR xospzx7zuIZkH1AX2Xjg7hzBJQeTM78cLT3aGbSoSkhDL/Hlk1Lm0sBDB0r8g6Y6WB/denf5 +u1OF2Zs0ujPO75vIc/beRYfXm3Zfvds5b7Nu5RYijMSDbWYi4oTAQ2Lg9QQAgAA X-CMS-MailID: 20180906155556eucas1p2546c6d2fa7d42bad8ea021aea249752a X-Msg-Generator: CA CMS-TYPE: 201P X-CMS-RootMailID: 20180906155556eucas1p2546c6d2fa7d42bad8ea021aea249752a References: <20180906155532.4085-1-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 Replace common suspend/resume handling code by generic helper. Almost no functional change, the only difference is in handling of hypothetical memory allocation failure on boot. Signed-off-by: Marek Szyprowski Acked-by: Chanwoo Choi Reviewed-by: Krzysztof Kozlowski --- drivers/clk/samsung/clk-s3c64xx.c | 66 +++---------------------------- 1 file changed, 6 insertions(+), 60 deletions(-) -- 2.17.1 diff --git a/drivers/clk/samsung/clk-s3c64xx.c b/drivers/clk/samsung/clk-s3c64xx.c index 6db01cf5ab83..329a449f78c3 100644 --- a/drivers/clk/samsung/clk-s3c64xx.c +++ b/drivers/clk/samsung/clk-s3c64xx.c @@ -12,7 +12,6 @@ #include #include #include -#include #include @@ -59,10 +58,6 @@ static void __iomem *reg_base; static bool is_s3c6400; -#ifdef CONFIG_PM_SLEEP -static struct samsung_clk_reg_dump *s3c64xx_save_common; -static struct samsung_clk_reg_dump *s3c64xx_save_soc; - /* * List of controller registers to be saved and restored during * a suspend/resume cycle. @@ -89,60 +84,6 @@ static unsigned long s3c6410_clk_regs[] __initdata = { MEM0_GATE, }; -static int s3c64xx_clk_suspend(void) -{ - samsung_clk_save(reg_base, s3c64xx_save_common, - ARRAY_SIZE(s3c64xx_clk_regs)); - - if (!is_s3c6400) - samsung_clk_save(reg_base, s3c64xx_save_soc, - ARRAY_SIZE(s3c6410_clk_regs)); - - return 0; -} - -static void s3c64xx_clk_resume(void) -{ - samsung_clk_restore(reg_base, s3c64xx_save_common, - ARRAY_SIZE(s3c64xx_clk_regs)); - - if (!is_s3c6400) - samsung_clk_restore(reg_base, s3c64xx_save_soc, - ARRAY_SIZE(s3c6410_clk_regs)); -} - -static struct syscore_ops s3c64xx_clk_syscore_ops = { - .suspend = s3c64xx_clk_suspend, - .resume = s3c64xx_clk_resume, -}; - -static void __init s3c64xx_clk_sleep_init(void) -{ - s3c64xx_save_common = samsung_clk_alloc_reg_dump(s3c64xx_clk_regs, - ARRAY_SIZE(s3c64xx_clk_regs)); - if (!s3c64xx_save_common) - goto err_warn; - - if (!is_s3c6400) { - s3c64xx_save_soc = samsung_clk_alloc_reg_dump(s3c6410_clk_regs, - ARRAY_SIZE(s3c6410_clk_regs)); - if (!s3c64xx_save_soc) - goto err_soc; - } - - register_syscore_ops(&s3c64xx_clk_syscore_ops); - return; - -err_soc: - kfree(s3c64xx_save_common); -err_warn: - pr_warn("%s: failed to allocate sleep save data, no sleep support!\n", - __func__); -} -#else -static void __init s3c64xx_clk_sleep_init(void) {} -#endif - /* List of parent clocks common for all S3C64xx SoCs. */ PNAME(spi_mmc_p) = { "mout_epll", "dout_mpll", "fin_pll", "clk27m" }; PNAME(uart_p) = { "mout_epll", "dout_mpll" }; @@ -508,7 +449,12 @@ void __init s3c64xx_clk_init(struct device_node *np, unsigned long xtal_f, samsung_clk_register_alias(ctx, s3c64xx_clock_aliases, ARRAY_SIZE(s3c64xx_clock_aliases)); - s3c64xx_clk_sleep_init(); + + samsung_clk_sleep_init(reg_base, s3c64xx_clk_regs, + ARRAY_SIZE(s3c64xx_clk_regs)); + if (!is_s3c6400) + samsung_clk_sleep_init(reg_base, s3c6410_clk_regs, + ARRAY_SIZE(s3c6410_clk_regs)); samsung_clk_of_add_provider(np, ctx); From patchwork Thu Sep 6 15:55:28 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 146107 Delivered-To: patch@linaro.org Received: by 2002:a2e:1648:0:0:0:0:0 with SMTP id 8-v6csp38493ljw; Thu, 6 Sep 2018 08:56:03 -0700 (PDT) X-Google-Smtp-Source: ANB0VdaK2ttNsrsjac3qGnK+YVHlnkBNf3yghrGs5CTfxtG1kTu5jZhpiVb76fVxqcBpYMNMcGRg X-Received: by 2002:a63:3f45:: with SMTP id m66-v6mr3439428pga.51.1536249363072; Thu, 06 Sep 2018 08:56:03 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536249363; cv=none; d=google.com; s=arc-20160816; b=cC+ICO+h4f5SAPIhLyL4X2IrzgUdVSYwaCFzECaJpGLhU7pwCzhO5BDLhNxqpSyNjw 1jjxEAFJ5W2bDMCyQTR5OuLxsXFI2Cx9Om14UTZvVi84vNjYZmKOPfQHWiq+bhemI95N fv9R65yG1Zp+HqTtW2yeqczTvZ5pQ7Db7YvLtEr04VsziA+ApA/Cjhpfl+mRuB7Thb+x Kvru/+oFMXuF8pm4Grkw44QFcSn61jNiJditViUBkGxQxKN4T4cDFyg3WV9uhYJ4ELck /QMVXZk1i5NXjm7+LtdzF6Svx11X4AFwmHYnv7Cihfgo0GtENeDIuy7h3YW+EnR5Ll3M ZsIQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:cms-type:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature:dkim-filter; bh=B/btBmd7fmEvzdadhim6Z93O8J9igi0RZYs1C33JoGg=; b=F4efVR8q/8kbldariYDX45Vi3nY0zk2w4OpzrMvL741LgVFWaS+BzQ+M9th9xZCGH/ U+q6vfzqz1uTXoPerJnwsKwBht3oFHYz10Bz9PXPS2RDAfTXzySfbVwGOT0unMSYxSoO fo08eiiKK/xM83esov1+Ptl6VPlxf7dibwfZLNEKTlqQ8Ri+KCSZZjDRlvIfdHEJwZXI EmU84yKSOWDfNI6oGuvgTBMdfKT8AVhkKQC3b2KlM64N4htw75WBq4rR0arXgj5G6ES2 VDtqgpG3VyJ+leOjakqNFix+I+lqX3CuTJxJitn21wZXExD/HwD+MCOuQGj1YfSnFRui f4ew== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@samsung.com header.s=mail20170921 header.b=XmGjI32S; spf=pass (google.com: best guess record for domain of linux-samsung-soc-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-samsung-soc-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=samsung.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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Thu, 6 Sep 2018 15:55:56 +0000 (GMT) X-AuditID: cbfec7f4-84fff700000010c6-c0-5b914e0dee00 Received: from eusync3.samsung.com ( [203.254.199.213]) by eusmgms1.samsung.com (EUCPMTA) with SMTP id 19.CE.04284.C0E419B5; Thu, 6 Sep 2018 16:55:56 +0100 (BST) Received: from AMDC2765.digital.local ([106.116.147.25]) by eusync3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PEN009IJ5L4PE10@eusync3.samsung.com>; Thu, 06 Sep 2018 16:55:56 +0100 (BST) From: Marek Szyprowski To: linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Sylwester Nawrocki , Chanwoo Choi , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz Subject: [PATCH v2 06/10] clk: samsung: s5pv210: Use generic helper for handling suspend/resume Date: Thu, 06 Sep 2018 17:55:28 +0200 Message-id: <20180906155532.4085-7-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-reply-to: <20180906155532.4085-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrIIsWRmVeSWpSXmKPExsWy7djP87q8fhOjDVYdULfYOGM9q8X1L89Z Lc6f38Bu8bHnHqvFjPP7mCzWHrnLbtH+9CWzA7vHplWdbB59W1YxenzeJBfAHMVlk5Kak1mW WqRvl8CVcaXjEkvBC+GKLXdOsTYwXhLoYuTkkBAwkej9d4Kxi5GLQ0hgBaPE0ku3mCGcz4wS /dfbGGGqvk5dzwqRWMYoMav1B1RVA5PE13enmECq2AQMJbredrGB2CICDhKfP70Gm8ss8JhR YuvJr8wgCWGBRIkTk66xdzFycLAIqEoc/ekIEuYVsJHY1fKcFWKbvMTqDQfAyjkFbCVmzO0E 2ywh8JNV4uXN11BFLhLz1q9ig7CFJV4d38IOYctIdHYcZIJoaGaUaJ8xix3C6QG6Ys4OqA5r icPHL4JNYhbgk5i0bTozyEUSArwSHW1CECUeEptmvYCGzARGiasvXjNNYJRcwMiwilE8tbQ4 Nz212CgvtVyvODG3uDQvXS85P3cTIzDiTv87/mUH464/SYcYBTgYlXh4HxhNjBZiTSwrrsw9 xCjBwawkwutePSFaiDclsbIqtSg/vqg0J7X4EKM0B4uSOC+fVlq0kEB6YklqdmpqQWoRTJaJ g1OqgdHu8IHjMX6BpacM010urtStin6eYbvJKnJRS9jKxtMNR0Ku8Td8+2LuFskye03nq6VC 7DZi296rvHVe/m+Ok0ek/sr5l//Jcze96C2bIHXgudvSm0dV9ttdLVm9RdQm5sMaAznDlllp k6qUf6olm7Wq8RRGOx01edJ9fJfrZaEnrE37ihpfeimxFGckGmoxFxUnAgBvoHg/tAIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrDJMWRmVeSWpSXmKPExsVy+t/xq7o8fhOjDZpOW1lsnLGe1eL6l+es FufPb2C3+Nhzj9Vixvl9TBZrj9xlt2h/+pLZgd1j06pONo++LasYPT5vkgtgjuKySUnNySxL LdK3S+DKuNJxiaXghXDFljunWBsYLwl0MXJySAiYSHydup4VxBYSWMIo8WoefxcjF5DdxCTR eOcAE0iCTcBQouttFxuILSLgIPH502tGkCJmgceMEucWbwDrFhZIlDgx6Rp7FyMHB4uAqsTR n44gYV4BG4ldLc9ZIZbJS6zecIAZxOYUsJWYMbcTarGNxKrGKawTGHkWMDKsYhRJLS3OTc8t NtQrTswtLs1L10vOz93ECAyTbcd+bt7BeGlj8CFGAQ5GJR5eC9OJ0UKsiWXFlbmHGCU4mJVE eN2rJ0QL8aYkVlalFuXHF5XmpBYfYpTmYFES5z1vUBklJJCeWJKanZpakFoEk2Xi4JRqYDQt vMFqpX9ugW1MoUzbYzP/fskZgi+UVQ92eeilzCs4ONPh9C/9x983JEiabZq71PgYoxmD5tUv a59tUDup8+fNl+YrBw5oN8SsED/4sfj23sXqB+JOeF+7ellq+amzGd/zH9vx3596rdyX95tI /1v1bVsYPrV0f9vyKWFuB2ebS5GfoXKw42MlluKMREMt5qLiRAD1rupRDwIAAA== X-CMS-MailID: 20180906155556eucas1p26451379042b32e08d9199d6eab9841ef X-Msg-Generator: CA CMS-TYPE: 201P X-CMS-RootMailID: 20180906155556eucas1p26451379042b32e08d9199d6eab9841ef References: <20180906155532.4085-1-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 Replace common suspend/resume handling code by generic helper. Almost no functional change, the only difference is in handling of hypothetical memory allocation failure on boot. Signed-off-by: Marek Szyprowski Acked-by: Chanwoo Choi Reviewed-by: Krzysztof Kozlowski --- drivers/clk/samsung/clk-s5pv210.c | 41 ++----------------------------- 1 file changed, 2 insertions(+), 39 deletions(-) -- 2.17.1 diff --git a/drivers/clk/samsung/clk-s5pv210.c b/drivers/clk/samsung/clk-s5pv210.c index fd2725710a6f..41d2337fe030 100644 --- a/drivers/clk/samsung/clk-s5pv210.c +++ b/drivers/clk/samsung/clk-s5pv210.c @@ -14,7 +14,6 @@ #include #include #include -#include #include "clk.h" #include "clk-pll.h" @@ -83,9 +82,6 @@ enum { static void __iomem *reg_base; -#ifdef CONFIG_PM_SLEEP -static struct samsung_clk_reg_dump *s5pv210_clk_dump; - /* List of registers that need to be preserved across suspend/resume. */ static unsigned long s5pv210_clk_regs[] __initdata = { CLK_SRC0, @@ -132,40 +128,6 @@ static unsigned long s5pv210_clk_regs[] __initdata = { CLK_OUT, }; -static int s5pv210_clk_suspend(void) -{ - samsung_clk_save(reg_base, s5pv210_clk_dump, - ARRAY_SIZE(s5pv210_clk_regs)); - return 0; -} - -static void s5pv210_clk_resume(void) -{ - samsung_clk_restore(reg_base, s5pv210_clk_dump, - ARRAY_SIZE(s5pv210_clk_regs)); -} - -static struct syscore_ops s5pv210_clk_syscore_ops = { - .suspend = s5pv210_clk_suspend, - .resume = s5pv210_clk_resume, -}; - -static void s5pv210_clk_sleep_init(void) -{ - s5pv210_clk_dump = - samsung_clk_alloc_reg_dump(s5pv210_clk_regs, - ARRAY_SIZE(s5pv210_clk_regs)); - if (!s5pv210_clk_dump) { - pr_warn("%s: Failed to allocate sleep save data\n", __func__); - return; - } - - register_syscore_ops(&s5pv210_clk_syscore_ops); -} -#else -static inline void s5pv210_clk_sleep_init(void) { } -#endif - /* Mux parent lists. */ static const char *const fin_pll_p[] __initconst = { "xxti", @@ -822,7 +784,8 @@ static void __init __s5pv210_clk_init(struct device_node *np, samsung_clk_register_alias(ctx, s5pv210_aliases, ARRAY_SIZE(s5pv210_aliases)); - s5pv210_clk_sleep_init(); + samsung_clk_sleep_init(reg_base, s5pv210_clk_regs, + ARRAY_SIZE(s5pv210_clk_regs)); samsung_clk_of_add_provider(np, ctx); From patchwork Thu Sep 6 15:55:29 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 146110 Delivered-To: patch@linaro.org Received: by 2002:a2e:1648:0:0:0:0:0 with SMTP id 8-v6csp38541ljw; Thu, 6 Sep 2018 08:56:05 -0700 (PDT) X-Google-Smtp-Source: ANB0VdawPC7bYNNtNzPHmeYOwXYYHYCvsmCDzeY+9MbfeOjr1f84RcAFWIt8f0lOLzj0ofewdEht X-Received: by 2002:a63:67c3:: with SMTP id b186-v6mr3396010pgc.5.1536249365212; Thu, 06 Sep 2018 08:56:05 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536249365; cv=none; d=google.com; s=arc-20160816; b=LG7CKgbbep5iNVqcZ1GzCO6hUNPyu4xMUf43Hlxnk3qWI5326mj1xJVFMkdhmMuTno gO5ajj26DOTN/hpXwhACQ+PmKQtVfjw3qzZ33AK0JRu0G945uGdBE3/rnddHYH08ddb1 BUhSr0B6BcsdQLsbYmEhseJt12yphcTLrF3JyBhYM8vq7SdxKqUhRy2iIiOLTsY1pAEN BYiIKDYXUno/lrxu1H4OticjFfQvR2qUpWLMLgamedppRQcOqlsjy/XAwDW+VUjshO7X bUdG3mmHi8frBINQijmLJuu8lBiAyln/WvcnepLZ81lTaU/CkxqF6el7FgL24ZruVAnC KMug== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:cms-type:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature:dkim-filter; bh=CPnc81ywhSSCq0oJ60Of33r3RDyqkTNgF9gjlQgz1jQ=; b=uRWjzPbRoHRALrkP6CntbHhv9GVry5WilfxGN1XxozlDMoTrMw0d6WvhR2peFmHUIX dpDafMZx9p1Sa8MxKnPRN+waNDaWvxwspl68gCLvs3Q9BYhtg2ya4aI2PEbRlmqAe6PI yViPf+TjVUS5sKAvUiVWdOdAPAWgU4UgEe8pTtA6i5mXfMuv/dx4OEQpPdTOIWMIUrFv 12UrzH7HXHcwbNra3jefgYW57TtONbf8Mdp3OEtEQytG/xV6IR0EqQlaJF2Bvcm/474z 3BBThaKQBkWCYp0ktHB8rF0pJta4ElzP5JmwYJnk8Qpl2PMecgu4C0wUfYElOS/iGwEX 16zg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@samsung.com header.s=mail20170921 header.b=NsCPIiez; spf=pass (google.com: best guess record for domain of linux-samsung-soc-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-samsung-soc-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=samsung.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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Thu, 6 Sep 2018 15:55:57 +0000 (GMT) X-AuditID: cbfec7f4-835ff700000010c6-c1-5b914e0de04d Received: from eusync3.samsung.com ( [203.254.199.213]) by eusmgms1.samsung.com (EUCPMTA) with SMTP id B9.CE.04284.D0E419B5; Thu, 6 Sep 2018 16:55:57 +0100 (BST) Received: from AMDC2765.digital.local ([106.116.147.25]) by eusync3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PEN009IJ5L4PE10@eusync3.samsung.com>; Thu, 06 Sep 2018 16:55:57 +0100 (BST) From: Marek Szyprowski To: linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Sylwester Nawrocki , Chanwoo Choi , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz Subject: [PATCH v2 07/10] clk: samsung: exynos5250: Use generic helper for handling suspend/resume Date: Thu, 06 Sep 2018 17:55:29 +0200 Message-id: <20180906155532.4085-8-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-reply-to: <20180906155532.4085-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrAIsWRmVeSWpSXmKPExsWy7djPc7q8fhOjDVrmW1hsnLGe1eL6l+es FufPb2C3+Nhzj9Vixvl9TBZrj9xlt2h/+pLZgd1j06pONo++LasYPT5vkgtgjuKySUnNySxL LdK3S+DKOHj2BmPBQtGKmxu2sjQwNgp1MXJwSAiYSHxa4NjFyMUhJLCCUeLq8jY2COczo8T6 xXeBHE6Ios9boBLLGCU+HfzLCuE0MEnMX72aEaSKTcBQouttF1iHiICDxOdPrxlBipgFHjNK bD35lRkkISyQIvHvTiNYEYuAqkTf74/sIHfwCthI9M4zg9gmL7F6wwGwck4BW4kZczvBlkkI fGWV+P2jGeokF4nvj6ewQtjCEq+Ob2GHsGUkOjsOMkE0NDNKtM+YxQ7h9ABdMWcHVLe1xOHj F8G6mQX4JCZtm84MCQ1eiY42IYgSD4kL3eeg3pzAKDG/cyrrBEbJBYwMqxjFU0uLc9NTi43y Usv1ihNzi0vz0vWS83M3MQLj7fS/4192MO76k3SIUYCDUYmH94HRxGgh1sSy4srcQ4wSHMxK Irzu1ROihXhTEiurUovy44tKc1KLDzFKc7AoifPyaaVFCwmkJ5akZqemFqQWwWSZODilGhhn 5/32feCcIy1i8uimxQfL1XxSd/R8iiPntIiFSP/YNnutDeMtk8t3duq0/aloCql2P/bKquYM Z6RNRP2kGKb16Vcvbt1q9PXImolPlvBGH6q6Ez8h6N1/7oWMjZ+eR3mfclu9Rq6l6aAb+/9H cwzDNzYv1CrsORJuG3efo/SuUXhw7YK96epKLMUZiYZazEXFiQC1ssCLswIAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrDJMWRmVeSWpSXmKPExsVy+t/xq7q8fhOjDab9ELLYOGM9q8X1L89Z Lc6f38Bu8bHnHqvFjPP7mCzWHrnLbtH+9CWzA7vHplWdbB59W1YxenzeJBfAHMVlk5Kak1mW WqRvl8CVcfDsDcaChaIVNzdsZWlgbBTqYuTkkBAwkfj0eQsbiC0ksIRRYuYx6y5GLiC7iUmi Y8MisASbgKFE19suMFtEwEHi86fXjCBFzAKPGSXOLd7ACpIQFkiR+HenEayIRUBVou/3R/Yu Rg4OXgEbid55ZhDL5CVWbzjADGJzCthKzJjbyQqx2EZiVeMU1gmMPAsYGVYxiqSWFuem5xYb 6hUn5haX5qXrJefnbmIEhsm2Yz8372C8tDH4EKMAB6MSD6+F6cRoIdbEsuLK3EOMEhzMSiK8 7tUTooV4UxIrq1KL8uOLSnNSiw8xSnOwKInznjeojBISSE8sSc1OTS1ILYLJMnFwSjUw8rOI Xbu7fp1gU1/h7RCH6VHakTPcHEMF+tkn3w959veEIRv3ppnbtu9fcHHxpfQnuS9X6HTqtHt4 VQpJbhWZ0mQTKDwvdkqo6B6jNAa9ffEM2c+/p5573RBXFsvRc7HjwaYT4g/7VWdnBm9RO5Nh HTElNn365uncMx8WFbw7VChyak39J2NhJZbijERDLeai4kQAx2wugg8CAAA= X-CMS-MailID: 20180906155557eucas1p2075b7bcf09c328e77686f70c57fbf79d X-Msg-Generator: CA CMS-TYPE: 201P X-CMS-RootMailID: 20180906155557eucas1p2075b7bcf09c328e77686f70c57fbf79d References: <20180906155532.4085-1-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 Replace common suspend/resume handling code by generic helper. Almost no functional change, the only difference is in handling of hypothetical memory allocation failure on boot. Signed-off-by: Marek Szyprowski Acked-by: Chanwoo Choi Reviewed-by: Krzysztof Kozlowski --- drivers/clk/samsung/clk-exynos5250.c | 42 ++-------------------------- 1 file changed, 2 insertions(+), 40 deletions(-) -- 2.17.1 diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c index 347fd80c351b..f14139bcb0c1 100644 --- a/drivers/clk/samsung/clk-exynos5250.c +++ b/drivers/clk/samsung/clk-exynos5250.c @@ -14,7 +14,6 @@ #include #include #include -#include #include "clk.h" #include "clk-cpu.h" @@ -111,9 +110,6 @@ enum exynos5250_plls { static void __iomem *reg_base; -#ifdef CONFIG_PM_SLEEP -static struct samsung_clk_reg_dump *exynos5250_save; - /* * list of controller registers to be saved and restored during a * suspend/resume cycle. @@ -172,41 +168,6 @@ static const unsigned long exynos5250_clk_regs[] __initconst = { GATE_IP_ISP1, }; -static int exynos5250_clk_suspend(void) -{ - samsung_clk_save(reg_base, exynos5250_save, - ARRAY_SIZE(exynos5250_clk_regs)); - - return 0; -} - -static void exynos5250_clk_resume(void) -{ - samsung_clk_restore(reg_base, exynos5250_save, - ARRAY_SIZE(exynos5250_clk_regs)); -} - -static struct syscore_ops exynos5250_clk_syscore_ops = { - .suspend = exynos5250_clk_suspend, - .resume = exynos5250_clk_resume, -}; - -static void __init exynos5250_clk_sleep_init(void) -{ - exynos5250_save = samsung_clk_alloc_reg_dump(exynos5250_clk_regs, - ARRAY_SIZE(exynos5250_clk_regs)); - if (!exynos5250_save) { - pr_warn("%s: failed to allocate sleep save data, no sleep support!\n", - __func__); - return; - } - - register_syscore_ops(&exynos5250_clk_syscore_ops); -} -#else -static void __init exynos5250_clk_sleep_init(void) {} -#endif - /* list of all parent clock list */ PNAME(mout_apll_p) = { "fin_pll", "fout_apll", }; PNAME(mout_cpu_p) = { "mout_apll", "mout_mpll", }; @@ -882,7 +843,8 @@ static void __init exynos5250_clk_init(struct device_node *np) PWR_CTRL2_CORE2_UP_RATIO | PWR_CTRL2_CORE1_UP_RATIO); __raw_writel(tmp, reg_base + PWR_CTRL2); - exynos5250_clk_sleep_init(); + samsung_clk_sleep_init(reg_base, exynos5250_clk_regs, + ARRAY_SIZE(exynos5250_clk_regs)); exynos5_subcmus_init(ctx, 1, &exynos5250_disp_subcmu); samsung_clk_of_add_provider(np, ctx); From patchwork Thu Sep 6 15:55:30 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 146106 Delivered-To: patch@linaro.org Received: by 2002:a2e:1648:0:0:0:0:0 with SMTP id 8-v6csp38482ljw; Thu, 6 Sep 2018 08:56:02 -0700 (PDT) X-Google-Smtp-Source: ANB0VdbEjMvkbcO2n3y1CPg7p8KFktjwFgD6k2UFlBqfQSDQNBv7IPUlObdqqn+QJhlapDF2RyCB X-Received: by 2002:a63:4204:: with SMTP id p4-v6mr3392932pga.200.1536249362804; Thu, 06 Sep 2018 08:56:02 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536249362; cv=none; d=google.com; s=arc-20160816; b=noVDaJlGH0ZnJ0wr9h5iFyREZ7WzXABXWM84bziTtoaSPjkirehCpuqJUeySTY6r+t yrOidNEB9NA6Y+bJNNVi0IKpupIE0jCLrYPs2c0XfbDPuUZkLQrkYHlz8dTaU7+lNFvn VWkcbANf3X+fDlTxVZyUsBUJgY4XOwjsKj7AcbRPQIu2A7R8IJOgdyU8OrTfPuIQMk/U 6UZcN9r3g+VY5R0R1eCqoTTJoRkXYlWOCuyPp+l8eyY8f4WFttza17FJi6i9m5NcCVZm KhiYlgw+RE4uiKxysIK25yT6hGdPm5ntUrGpMySG0SSJNBqnGR7BIH4+cztRVIi4jfXp xcDw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:cms-type:in-reply-to :message-id:date:subject:cc:to:from:dkim-signature:dkim-filter; bh=ZzRNgv7l9G4MMJjfXIpCYY4RwcjeLSwooGe7of1Z+c8=; b=RBu9CBOXoNd7Elf4WBBjCwGmYBCHZyCX7iDGzr5IF7jV0fRXpWuiE9RmzucFannOOL x2hEPzGeCrI9Fn3ccGbl9TvCKf1hz9EqV72fThebn3oyHoftUTCb1NAswRP6vJpX90qf 6QZx/yBFIPFid5OxvA8z5zC8r+YFZCkU2TIBmNCsVKhK8+23DzQh6f8Zc17DthK2RHcP YiqU7YbRsGoDARZGMwjkoeFhV6SF+kBssD0x5Pn26jLfr8bylzVKtnepanhf2B0KVlNZ qiy3wJU50dURBwdUi7chi08FdA7Bd3Yvmdsl0neUF2InIaTakRGiqJxbT4C/aXrg5I9A /qYg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@samsung.com header.s=mail20170921 header.b=O1puGGMO; spf=pass (google.com: best guess record for domain of linux-samsung-soc-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-samsung-soc-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=samsung.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. 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Thu, 6 Sep 2018 15:55:57 +0000 (GMT) X-AuditID: cbfec7f5-34dff700000012c6-9e-5b914e0e2fc1 Received: from eusync3.samsung.com ( [203.254.199.213]) by eusmgms2.samsung.com (EUCPMTA) with SMTP id 79.DC.04128.D0E419B5; Thu, 6 Sep 2018 16:55:57 +0100 (BST) Received: from AMDC2765.digital.local ([106.116.147.25]) by eusync3.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTPA id <0PEN009IJ5L4PE10@eusync3.samsung.com>; Thu, 06 Sep 2018 16:55:57 +0100 (BST) From: Marek Szyprowski To: linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org Cc: Marek Szyprowski , Sylwester Nawrocki , Chanwoo Choi , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz Subject: [PATCH v2 08/10] clk: samsung: Add support for setting registers state before suspend Date: Thu, 06 Sep 2018 17:55:30 +0200 Message-id: <20180906155532.4085-9-m.szyprowski@samsung.com> X-Mailer: git-send-email 2.17.1 In-reply-to: <20180906155532.4085-1-m.szyprowski@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFlrIIsWRmVeSWpSXmKPExsWy7djP87p8fhOjDX5v5LbYOGM9q8X1L89Z Lc6f38Bu8bHnHqvFjPP7mCzWHrnLbtH+9CWzA7vHplWdbB59W1YxenzeJBfAHMVlk5Kak1mW WqRvl8CVcevjDNaCFXIVDzsusjcwHpHsYuTkkBAwkdh8vpGti5GLQ0hgBaPE6ev/2EESQgKf GSXurAyGKWr+dpodomgZo8T0c73MEE4Dk8T81asZQarYBAwlut52sYHYIgIOEp8/vWYEKWIW eMwosfXkV2aQhLBAgsT0i3PBGlgEVCWWrX0Ato5XwEbixL+77BDr5CVWbzgAVs8pYCsxY24n K8ggCYGvrBL776+FKnKRONHdyQJhC0u8Or4FKi4jcXlyNwtEQzOjRPuMWewQTg/QGXN2sEFU WUscPn6RFcRmFuCTmLRtOtA6DqA4r0RHmxBEiYfEhSlfWSD+nMAosazxAOsERskFjAyrGMVT S4tz01OLjfNSy/WKE3OLS/PS9ZLzczcxAiPu9L/jX3cw7vuTdIhRgINRiYf3gdHEaCHWxLLi ytxDjBIczEoivO7VE6KFeFMSK6tSi/Lji0pzUosPMUpzsCiJ8/JppUULCaQnlqRmp6YWpBbB ZJk4OKUaGItu+m/rXGn40m0KM3u/etyC0/xZyzdtPW52qf1a0ne2xl+L/q/9dM9tvc7FbSkm oZl3gs8uXbZOVUNNYO95187tkdkTT+ccY+It23bKZN52rW+/J85eUfimiaU/6Zx+vYX6d73V QV4Jh300NpWJsAv4M8+aW7nz0P8H5n+OG5fcPSx3d97KnjtKLMUZiYZazEXFiQAGmv0XtAIA AA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrHJMWRmVeSWpSXmKPExsVy+t/xq7q8fhOjDWYu0bDYOGM9q8X1L89Z Lc6f38Bu8bHnHqvFjPP7mCzWHrnLbtH+9CWzA7vHplWdbB59W1YxenzeJBfAHMVlk5Kak1mW WqRvl8CVcevjDNaCFXIVDzsusjcwHpHsYuTkkBAwkWj+dpq9i5GLQ0hgCaPEhoYrTBBOE5NE x4ZFbCBVbAKGEl1vu8BsEQEHic+fXjOCFDELPGaUOLd4AytIQlggQeLchgZmEJtFQFVi2doH 7CA2r4CNxIl/d9kh1slLrN5wAKyGU8BWYsbcTrBeIaCaVY1TWCcw8ixgZFjFKJJaWpybnlts pFecmFtcmpeul5yfu4kRGCrbjv3csoOx613wIUYBDkYlHl4L04nRQqyJZcWVuYcYJTiYlUR4 3asnRAvxpiRWVqUW5ccXleakFh9ilOZgURLnPW9QGSUkkJ5YkpqdmlqQWgSTZeLglGpg7Lg9 7e6ZN/eUtN6eb2hZNHWN4tbV+4SfBZSWap7cbsV24uHFZeKc3b7b7zzVadNXlNkpurracf9q zTaHDesyli6qfZLDNMFzgamLVy9X4J6shXtcQ8KlE06r+cdMmmkdo5TdknzH+7XPQqP6xd/u LFhQHCVr1xCQYXryadCGLscr5uWdYXdWK7EUZyQaajEXFScCADUnA5wRAgAA X-CMS-MailID: 20180906155557eucas1p2e964b85aa74304c458807ee2f7ffeea7 X-Msg-Generator: CA CMS-TYPE: 201P X-CMS-RootMailID: 20180906155557eucas1p2e964b85aa74304c458807ee2f7ffeea7 References: <20180906155532.4085-1-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 Some registers of clock controller have to be set to certain values before entering system suspend state. Till now drivers did that on their own, but it will be easier to handle it by generic code and let drivers simply to provide the list of registers and their state. Signed-off-by: Marek Szyprowski --- drivers/clk/samsung/clk.c | 23 +++++++++++++---------- drivers/clk/samsung/clk.h | 18 ++++++++++++++++-- 2 files changed, 29 insertions(+), 12 deletions(-) -- 2.17.1 diff --git a/drivers/clk/samsung/clk.c b/drivers/clk/samsung/clk.c index 8634884aa11c..1f6e47cd327d 100644 --- a/drivers/clk/samsung/clk.c +++ b/drivers/clk/samsung/clk.c @@ -290,9 +290,12 @@ static int samsung_clk_suspend(void) { struct samsung_clock_reg_cache *reg_cache; - list_for_each_entry(reg_cache, &clock_reg_cache_list, node) + list_for_each_entry(reg_cache, &clock_reg_cache_list, node) { samsung_clk_save(reg_cache->reg_base, reg_cache->rdump, reg_cache->rd_num); + samsung_clk_restore(reg_cache->reg_base, reg_cache->rsuspend, + reg_cache->rsuspend_num); + } return 0; } @@ -310,9 +313,11 @@ static struct syscore_ops samsung_clk_syscore_ops = { .resume = samsung_clk_resume, }; -void samsung_clk_sleep_init(void __iomem *reg_base, +void samsung_clk_extended_sleep_init(void __iomem *reg_base, const unsigned long *rdump, - unsigned long nr_rdump) + unsigned long nr_rdump, + const struct samsung_clk_reg_dump *rsuspend, + unsigned long nr_rsuspend) { struct samsung_clock_reg_cache *reg_cache; @@ -330,13 +335,10 @@ void samsung_clk_sleep_init(void __iomem *reg_base, reg_cache->reg_base = reg_base; reg_cache->rd_num = nr_rdump; + reg_cache->rsuspend = rsuspend; + reg_cache->rsuspend_num = nr_rsuspend; list_add_tail(®_cache->node, &clock_reg_cache_list); } - -#else -void samsung_clk_sleep_init(void __iomem *reg_base, - const unsigned long *rdump, - unsigned long nr_rdump) {} #endif /* @@ -380,8 +382,9 @@ struct samsung_clk_provider * __init samsung_cmu_register_one( samsung_clk_register_fixed_factor(ctx, cmu->fixed_factor_clks, cmu->nr_fixed_factor_clks); if (cmu->clk_regs) - samsung_clk_sleep_init(reg_base, cmu->clk_regs, - cmu->nr_clk_regs); + samsung_clk_extended_sleep_init(reg_base, + cmu->clk_regs, cmu->nr_clk_regs, + cmu->suspend_regs, cmu->nr_suspend_regs); samsung_clk_of_add_provider(np, ctx); diff --git a/drivers/clk/samsung/clk.h b/drivers/clk/samsung/clk.h index 3880d2f9d582..c3f309d7100d 100644 --- a/drivers/clk/samsung/clk.h +++ b/drivers/clk/samsung/clk.h @@ -279,6 +279,8 @@ struct samsung_clock_reg_cache { void __iomem *reg_base; struct samsung_clk_reg_dump *rdump; unsigned int rd_num; + const struct samsung_clk_reg_dump *rsuspend; + unsigned int rsuspend_num; }; struct samsung_cmu_info { @@ -358,9 +360,21 @@ extern struct samsung_clk_provider __init *samsung_cmu_register_one( extern unsigned long _get_rate(const char *clk_name); -extern void samsung_clk_sleep_init(void __iomem *reg_base, +#ifdef CONFIG_PM_SLEEP +extern void samsung_clk_extended_sleep_init(void __iomem *reg_base, const unsigned long *rdump, - unsigned long nr_rdump); + unsigned long nr_rdump, + const struct samsung_clk_reg_dump *rsuspend, + unsigned long nr_rsuspend); +#else +static inline void samsung_clk_extended_sleep_init(void __iomem *reg_base, + const unsigned long *rdump, + unsigned long nr_rdump, + const struct samsung_clk_reg_dump *rsuspend, + unsigned long nr_rsuspend) {} +#endif +#define samsung_clk_sleep_init(reg_base, rdump, nr_rdump) \ + samsung_clk_extended_sleep_init(reg_base, rdump, nr_rdump, NULL, 0) extern void samsung_clk_save(void __iomem *base, struct samsung_clk_reg_dump *rd, From patchwork Thu Sep 6 15:55:31 2018 Content-Type: text/plain; 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Handling of PLLs is a bit different in generic code, as they are handled in the same way as other clock registers. Such approach was already used on later Exynos SoCs and worked fine. Tests have shown that it works also on Exynos4 SoCs and significantly simplifies the code. Signed-off-by: Marek Szyprowski --- drivers/clk/samsung/clk-exynos4.c | 145 +++--------------------------- 1 file changed, 14 insertions(+), 131 deletions(-) -- 2.17.1 diff --git a/drivers/clk/samsung/clk-exynos4.c b/drivers/clk/samsung/clk-exynos4.c index 0421960eb963..d7cfdb0732c8 100644 --- a/drivers/clk/samsung/clk-exynos4.c +++ b/drivers/clk/samsung/clk-exynos4.c @@ -16,7 +16,6 @@ #include #include #include -#include #include "clk.h" #include "clk-cpu.h" @@ -157,14 +156,6 @@ enum exynos4_plls { static void __iomem *reg_base; static enum exynos4_soc exynos4_soc; -/* - * Support for CMU save/restore across system suspends - */ -#ifdef CONFIG_PM_SLEEP -static struct samsung_clk_reg_dump *exynos4_save_common; -static struct samsung_clk_reg_dump *exynos4_save_soc; -static struct samsung_clk_reg_dump *exynos4_save_pll; - /* * list of controller registers to be saved and restored during a * suspend/resume cycle. @@ -192,7 +183,7 @@ static const unsigned long exynos4x12_clk_save[] __initconst = { E4X12_PWR_CTRL2, }; -static const unsigned long exynos4_clk_pll_regs[] __initconst = { +static const unsigned long exynos4_clk_regs[] __initconst = { EPLL_LOCK, VPLL_LOCK, EPLL_CON0, @@ -201,9 +192,6 @@ static const unsigned long exynos4_clk_pll_regs[] __initconst = { VPLL_CON0, VPLL_CON1, VPLL_CON2, -}; - -static const unsigned long exynos4_clk_regs[] __initconst = { SRC_LEFTBUS, DIV_LEFTBUS, GATE_IP_LEFTBUS, @@ -276,6 +264,8 @@ static const unsigned long exynos4_clk_regs[] __initconst = { }; static const struct samsung_clk_reg_dump src_mask_suspend[] = { + { .offset = VPLL_CON0, .value = 0x80600302, }, + { .offset = EPLL_CON0, .value = 0x806F0302, }, { .offset = SRC_MASK_TOP, .value = 0x00000001, }, { .offset = SRC_MASK_CAM, .value = 0x11111111, }, { .offset = SRC_MASK_TV, .value = 0x00000111, }, @@ -291,123 +281,6 @@ static const struct samsung_clk_reg_dump src_mask_suspend_e4210[] = { { .offset = E4210_SRC_MASK_LCD1, .value = 0x00001111, }, }; -#define PLL_ENABLED (1 << 31) -#define PLL_LOCKED (1 << 29) - -static void exynos4_clk_enable_pll(u32 reg) -{ - u32 pll_con = readl(reg_base + reg); - pll_con |= PLL_ENABLED; - writel(pll_con, reg_base + reg); - - while (!(pll_con & PLL_LOCKED)) { - cpu_relax(); - pll_con = readl(reg_base + reg); - } -} - -static void exynos4_clk_wait_for_pll(u32 reg) -{ - u32 pll_con; - - pll_con = readl(reg_base + reg); - if (!(pll_con & PLL_ENABLED)) - return; - - while (!(pll_con & PLL_LOCKED)) { - cpu_relax(); - pll_con = readl(reg_base + reg); - } -} - -static int exynos4_clk_suspend(void) -{ - samsung_clk_save(reg_base, exynos4_save_common, - ARRAY_SIZE(exynos4_clk_regs)); - samsung_clk_save(reg_base, exynos4_save_pll, - ARRAY_SIZE(exynos4_clk_pll_regs)); - - exynos4_clk_enable_pll(EPLL_CON0); - exynos4_clk_enable_pll(VPLL_CON0); - - if (exynos4_soc == EXYNOS4210) { - samsung_clk_save(reg_base, exynos4_save_soc, - ARRAY_SIZE(exynos4210_clk_save)); - samsung_clk_restore(reg_base, src_mask_suspend_e4210, - ARRAY_SIZE(src_mask_suspend_e4210)); - } else { - samsung_clk_save(reg_base, exynos4_save_soc, - ARRAY_SIZE(exynos4x12_clk_save)); - } - - samsung_clk_restore(reg_base, src_mask_suspend, - ARRAY_SIZE(src_mask_suspend)); - - return 0; -} - -static void exynos4_clk_resume(void) -{ - samsung_clk_restore(reg_base, exynos4_save_pll, - ARRAY_SIZE(exynos4_clk_pll_regs)); - - exynos4_clk_wait_for_pll(EPLL_CON0); - exynos4_clk_wait_for_pll(VPLL_CON0); - - samsung_clk_restore(reg_base, exynos4_save_common, - ARRAY_SIZE(exynos4_clk_regs)); - - if (exynos4_soc == EXYNOS4210) - samsung_clk_restore(reg_base, exynos4_save_soc, - ARRAY_SIZE(exynos4210_clk_save)); - else - samsung_clk_restore(reg_base, exynos4_save_soc, - ARRAY_SIZE(exynos4x12_clk_save)); -} - -static struct syscore_ops exynos4_clk_syscore_ops = { - .suspend = exynos4_clk_suspend, - .resume = exynos4_clk_resume, -}; - -static void __init exynos4_clk_sleep_init(void) -{ - exynos4_save_common = samsung_clk_alloc_reg_dump(exynos4_clk_regs, - ARRAY_SIZE(exynos4_clk_regs)); - if (!exynos4_save_common) - goto err_warn; - - if (exynos4_soc == EXYNOS4210) - exynos4_save_soc = samsung_clk_alloc_reg_dump( - exynos4210_clk_save, - ARRAY_SIZE(exynos4210_clk_save)); - else - exynos4_save_soc = samsung_clk_alloc_reg_dump( - exynos4x12_clk_save, - ARRAY_SIZE(exynos4x12_clk_save)); - if (!exynos4_save_soc) - goto err_common; - - exynos4_save_pll = samsung_clk_alloc_reg_dump(exynos4_clk_pll_regs, - ARRAY_SIZE(exynos4_clk_pll_regs)); - if (!exynos4_save_pll) - goto err_soc; - - register_syscore_ops(&exynos4_clk_syscore_ops); - return; - -err_soc: - kfree(exynos4_save_soc); -err_common: - kfree(exynos4_save_common); -err_warn: - pr_warn("%s: failed to allocate sleep save data, no sleep support!\n", - __func__); -} -#else -static void __init exynos4_clk_sleep_init(void) {} -#endif - /* list of all parent clock list */ PNAME(mout_apll_p) = { "fin_pll", "fout_apll", }; PNAME(mout_mpll_p) = { "fin_pll", "fout_mpll", }; @@ -1532,7 +1405,17 @@ static void __init exynos4_clk_init(struct device_node *np, if (soc == EXYNOS4X12) exynos4x12_core_down_clock(); - exynos4_clk_sleep_init(); + + samsung_clk_extended_sleep_init(reg_base, + exynos4_clk_regs, ARRAY_SIZE(exynos4_clk_regs), + src_mask_suspend, ARRAY_SIZE(src_mask_suspend)); + if (exynos4_soc == EXYNOS4210) + samsung_clk_extended_sleep_init(reg_base, + exynos4210_clk_save, ARRAY_SIZE(exynos4210_clk_save), + src_mask_suspend_e4210, ARRAY_SIZE(src_mask_suspend_e4210)); + else + samsung_clk_sleep_init(reg_base, exynos4x12_clk_save, + ARRAY_SIZE(exynos4x12_clk_save)); samsung_clk_of_add_provider(np, ctx); From patchwork Thu Sep 6 15:55:32 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Szyprowski X-Patchwork-Id: 146109 Delivered-To: patch@linaro.org Received: by 2002:a2e:1648:0:0:0:0:0 with SMTP id 8-v6csp38522ljw; Thu, 6 Sep 2018 08:56:04 -0700 (PDT) X-Google-Smtp-Source: ANB0VdZtZFA3kIW3BQ8UrgPGSpjN7WxVRGBcAWJ8SvzBalo9GHuIuMJHXnB6pKeV7wDRrZO7qHRh X-Received: by 2002:a62:1fdd:: with SMTP id l90-v6mr3462960pfj.121.1536249364666; Thu, 06 Sep 2018 08:56:04 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1536249364; cv=none; d=google.com; s=arc-20160816; b=zGGim64kwfGHuH2SdhJzAbsZjMQ3FjsVRyWV+230OSkI+YqASIdgx3MMliQSj/kBmT SHh+w2oX3iraooM2USYKCNoYFu32dGE1w3G5gCNRuDHbReYifGi33gIpn6GbM9O25mIP 2EBpejGxHUbDqKtZj9/be4m7Yx8fAdUgEI7pmz9LaXv5H/t6wZvBO9G5eiiaZXU4Ef4u mDUXfA+ydmHdl6eVTetSF8ouk4xa8weGdplLkh02x1RIY6boJCBVT1eSaX/btlP16Mn4 p60FyYuQKkktVwR0jmslQCq9V8eG+Ln4331llGp1kNAid83viYvlID2XXS5Gkh0vBJHE sWtQ== ARC-Message-Signature: i=1; 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Almost no functional change, the only difference is in handling of hypothetical memory allocation failure on boot. Signed-off-by: Marek Szyprowski --- drivers/clk/samsung/clk-exynos5420.c | 72 +++------------------------- 1 file changed, 6 insertions(+), 66 deletions(-) -- 2.17.1 diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c index 95e1bf69449b..76e7686c6162 100644 --- a/drivers/clk/samsung/clk-exynos5420.c +++ b/drivers/clk/samsung/clk-exynos5420.c @@ -15,7 +15,6 @@ #include #include #include -#include #include "clk.h" #include "clk-cpu.h" @@ -156,10 +155,6 @@ enum exynos5x_plls { static void __iomem *reg_base; static enum exynos5x_soc exynos5x_soc; -#ifdef CONFIG_PM_SLEEP -static struct samsung_clk_reg_dump *exynos5x_save; -static struct samsung_clk_reg_dump *exynos5800_save; - /* * list of controller registers to be saved and restored during a * suspend/resume cycle. @@ -283,66 +278,6 @@ static const struct samsung_clk_reg_dump exynos5420_set_clksrc[] = { { .offset = GATE_IP_PERIC, .value = 0xffffffff, }, }; -static int exynos5420_clk_suspend(void) -{ - samsung_clk_save(reg_base, exynos5x_save, - ARRAY_SIZE(exynos5x_clk_regs)); - - if (exynos5x_soc == EXYNOS5800) - samsung_clk_save(reg_base, exynos5800_save, - ARRAY_SIZE(exynos5800_clk_regs)); - - samsung_clk_restore(reg_base, exynos5420_set_clksrc, - ARRAY_SIZE(exynos5420_set_clksrc)); - - return 0; -} - -static void exynos5420_clk_resume(void) -{ - samsung_clk_restore(reg_base, exynos5x_save, - ARRAY_SIZE(exynos5x_clk_regs)); - - if (exynos5x_soc == EXYNOS5800) - samsung_clk_restore(reg_base, exynos5800_save, - ARRAY_SIZE(exynos5800_clk_regs)); -} - -static struct syscore_ops exynos5420_clk_syscore_ops = { - .suspend = exynos5420_clk_suspend, - .resume = exynos5420_clk_resume, -}; - -static void __init exynos5420_clk_sleep_init(void) -{ - exynos5x_save = samsung_clk_alloc_reg_dump(exynos5x_clk_regs, - ARRAY_SIZE(exynos5x_clk_regs)); - if (!exynos5x_save) { - pr_warn("%s: failed to allocate sleep save data, no sleep support!\n", - __func__); - return; - } - - if (exynos5x_soc == EXYNOS5800) { - exynos5800_save = - samsung_clk_alloc_reg_dump(exynos5800_clk_regs, - ARRAY_SIZE(exynos5800_clk_regs)); - if (!exynos5800_save) - goto err_soc; - } - - register_syscore_ops(&exynos5420_clk_syscore_ops); - return; -err_soc: - kfree(exynos5x_save); - pr_warn("%s: failed to allocate sleep save data, no sleep support!\n", - __func__); - return; -} -#else -static void __init exynos5420_clk_sleep_init(void) {} -#endif - /* list of all parent clocks */ PNAME(mout_mspll_cpu_p) = {"mout_sclk_cpll", "mout_sclk_dpll", "mout_sclk_mpll", "mout_sclk_spll"}; @@ -1540,7 +1475,12 @@ static void __init exynos5x_clk_init(struct device_node *np, mout_kfc_p[0], mout_kfc_p[1], 0x28200, exynos5420_kfcclk_d, ARRAY_SIZE(exynos5420_kfcclk_d), 0); - exynos5420_clk_sleep_init(); + samsung_clk_extended_sleep_init(reg_base, + exynos5x_clk_regs, ARRAY_SIZE(exynos5x_clk_regs), + exynos5420_set_clksrc, ARRAY_SIZE(exynos5420_set_clksrc)); + if (soc == EXYNOS5800) + samsung_clk_sleep_init(reg_base, exynos5800_clk_regs, + ARRAY_SIZE(exynos5800_clk_regs)); exynos5_subcmus_init(ctx, ARRAY_SIZE(exynos5x_subcmus), exynos5x_subcmus);