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Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kX58j-0005Gj-KX; Mon, 26 Oct 2020 16:14:33 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kX58W-0005Bs-Ni; Mon, 26 Oct 2020 16:14:21 +0000 Received: from localhost.localdomain (unknown [192.30.34.233]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id D5F462085B; Mon, 26 Oct 2020 16:14:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1603728859; bh=bUpCBioorowGbrQ/fVCAdi1u2Xy+hKlP2gtMWRIPUWg=; h=From:To:Cc:Subject:Date:From; b=dJ6Zob691AmODEKOGoDqDZeFgi9koU3ieIucOk5+l7f5r8bqVOhGneRhKdkYuD+Z8 D4G07KviSW9kFoFObqYKUaXsc0TnPgZ8NM/tnkFaXQtMRY9XHfAR/+07ODe2q1CwnX rEeZZCNUG5BFAlIQUxzQDLjrgwv2O+AAhwqqSSko= From: Arnd Bergmann To: Neil Armstrong , Jerome Brunet , Michael Turquette , Stephen Boyd , Kevin Hilman , Andy Gross , Bjorn Andersson , Mike Turquette Subject: [PATCH] clk: define to_clk_regmap() as inline function Date: Mon, 26 Oct 2020 17:13:57 +0100 Message-Id: <20201026161411.3708639-1-arnd@kernel.org> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201026_121420_970502_B4E0C060 X-CRM114-Status: GOOD ( 15.81 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arnd Bergmann , Martin Blumenstingl , linux-arm-msm@vger.kernel.org, Stephen Boyd , linux-kernel@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.org From: Arnd Bergmann Nesting container_of() causes warnings with W=2, which is annoying if it happens in headers and fills the build log like: In file included from drivers/clk/qcom/clk-alpha-pll.c:6: drivers/clk/qcom/clk-alpha-pll.c: In function 'clk_alpha_pll_hwfsm_enable': include/linux/kernel.h:852:8: warning: declaration of '__mptr' shadows a previous local [-Wshadow] 852 | void *__mptr = (void *)(ptr); \ | ^~~~~~ drivers/clk/qcom/clk-alpha-pll.c:155:31: note: in expansion of macro 'container_of' 155 | #define to_clk_alpha_pll(_hw) container_of(to_clk_regmap(_hw), \ | ^~~~~~~~~~~~ drivers/clk/qcom/clk-regmap.h:27:28: note: in expansion of macro 'container_of' 27 | #define to_clk_regmap(_hw) container_of(_hw, struct clk_regmap, hw) | ^~~~~~~~~~~~ drivers/clk/qcom/clk-alpha-pll.c:155:44: note: in expansion of macro 'to_clk_regmap' 155 | #define to_clk_alpha_pll(_hw) container_of(to_clk_regmap(_hw), \ | ^~~~~~~~~~~~~ drivers/clk/qcom/clk-alpha-pll.c:254:30: note: in expansion of macro 'to_clk_alpha_pll' 254 | struct clk_alpha_pll *pll = to_clk_alpha_pll(hw); | ^~~~~~~~~~~~~~~~ include/linux/kernel.h:852:8: note: shadowed declaration is here 852 | void *__mptr = (void *)(ptr); \ | ^~~~~~ Redefine two copies of the to_clk_regmap() macro as inline functions to avoid a lot of these. Fixes: ea11dda9e091 ("clk: meson: add regmap clocks") Fixes: 085d7a455444 ("clk: qcom: Add a regmap type clock struct") Signed-off-by: Arnd Bergmann --- drivers/clk/meson/clk-regmap.h | 5 ++++- drivers/clk/qcom/clk-regmap.h | 6 +++++- 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/clk/meson/clk-regmap.h b/drivers/clk/meson/clk-regmap.h index c4a39604cffd..e365312da54e 100644 --- a/drivers/clk/meson/clk-regmap.h +++ b/drivers/clk/meson/clk-regmap.h @@ -26,7 +26,10 @@ struct clk_regmap { void *data; }; -#define to_clk_regmap(_hw) container_of(_hw, struct clk_regmap, hw) +static inline struct clk_regmap *to_clk_regmap(struct clk_hw *hw) +{ + return container_of(hw, struct clk_regmap, hw); +} /** * struct clk_regmap_gate_data - regmap backed gate specific data diff --git a/drivers/clk/qcom/clk-regmap.h b/drivers/clk/qcom/clk-regmap.h index 6cfc1bccb255..14ec659a3a77 100644 --- a/drivers/clk/qcom/clk-regmap.h +++ b/drivers/clk/qcom/clk-regmap.h @@ -24,7 +24,11 @@ struct clk_regmap { unsigned int enable_mask; bool enable_is_inverted; }; -#define to_clk_regmap(_hw) container_of(_hw, struct clk_regmap, hw) + +static inline struct clk_regmap *to_clk_regmap(struct clk_hw *hw) +{ + return container_of(hw, struct clk_regmap, hw); +} int clk_is_enabled_regmap(struct clk_hw *hw); int clk_enable_regmap(struct clk_hw *hw); -- 2.27.0 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic