From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6684927CBC8; Sun, 24 Mar 2024 23:39:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711323541; cv=none; b=N81kg+OQt3v4l3h7cWJo6MMeYFkzRvOykoiE4y7vsFPUskYneX/j5/ly9GU16tcuJ/2VcYXL1mRZrlTdq5sdhyrZcekikzRJQf7cAP5iIR8eo6lSgIvfx3IZids0ULFf/J+E3VQAci/wtjLwWxGJPjWZB+LOG8i+C32EIRHKai8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1711323541; c=relaxed/simple; bh=jmfwr9b4WGqYyhKL2RJ0GcThkXvWGfJ4utHVDz5KbWM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZHxImeMJqLhyUOEIdjENbh6qDpo3lQaoWVIaXi1M2JNpJjkrqZjfzErpwqIy93jdzazbCCNrKlFjBSb78sNlaSEO3uTUcVLzoQRTxtdu1zssI5n6CtjNznc9VLAj3DSe3BszARN9NvV7AsL6bxJTsLsxnndd8BOBbHfJEq+00H8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=L84/x00T; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="L84/x00T" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8E3B6C43399; Sun, 24 Mar 2024 23:38:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1711323540; bh=jmfwr9b4WGqYyhKL2RJ0GcThkXvWGfJ4utHVDz5KbWM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=L84/x00TNdn09qHM/WIi4a0hMe3QkKwnvjF0Ix/9Szw+2f5IXFg/F6m3NEKOYLDFO OBqwtRj3aWtw4Fmj9ZBxk7YhxM0udicU0aFn3FtQqQ5GXnjHqMVDre957jYT63Eb7t 0L2ZuUgnz2g61Bk/NTauzzhr5gCNIp7tjOsQrosm8izpMosYmDkI9ZOxh/dADLMg0m LXcNQBDaIrnKf2jVDn9TfGuWx6XZ3kTjh/fX6HiG5m3xjQuao0IC3s1Ox9QAdXIS3Z 2lRkMpl6jW4X1wH961yoIlxIJS8d/OZ7gxRW13YObmuXfSaNh2VjrcbqLugFZnplE9 rjUHszIDm0m0w== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Thomas Zimmermann , Jani Nikula , Michael Ellerman , Sasha Levin Subject: [PATCH 5.15 248/317] arch/powerpc: Remove from backlight code Date: Sun, 24 Mar 2024 19:33:48 -0400 Message-ID: <20240324233458.1352854-249-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240324233458.1352854-1-sashal@kernel.org> References: <20240324233458.1352854-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Thomas Zimmermann [ Upstream commit 838f865802b9f26135ea7df4e30f89ac2f50c23e ] Replace with a forward declaration in to resolve an unnecessary dependency. Remove pmac_backlight_curve_lookup() and struct fb_info from source and header files. The function and the framebuffer struct are unused. No functional changes. v3: * Add Fixes tag (Christophe) * fix typos in commit message (Jani) Signed-off-by: Thomas Zimmermann Fixes: d565dd3b0824 ("[PATCH] powerpc: More via-pmu backlight fixes") Reviewed-by: Jani Nikula Acked-by: Michael Ellerman # (powerpc) Link: https://patchwork.freedesktop.org/patch/msgid/20240306122935.10626-4-tzimmermann@suse.de Signed-off-by: Sasha Levin --- arch/powerpc/include/asm/backlight.h | 5 ++-- arch/powerpc/platforms/powermac/backlight.c | 26 --------------------- 2 files changed, 2 insertions(+), 29 deletions(-) diff --git a/arch/powerpc/include/asm/backlight.h b/arch/powerpc/include/asm/backlight.h index 1b5eab62ed047..061a910d74929 100644 --- a/arch/powerpc/include/asm/backlight.h +++ b/arch/powerpc/include/asm/backlight.h @@ -10,15 +10,14 @@ #define __ASM_POWERPC_BACKLIGHT_H #ifdef __KERNEL__ -#include #include +struct backlight_device; + /* For locking instructions, see the implementation file */ extern struct backlight_device *pmac_backlight; extern struct mutex pmac_backlight_mutex; -extern int pmac_backlight_curve_lookup(struct fb_info *info, int value); - extern int pmac_has_backlight_type(const char *type); extern void pmac_backlight_key(int direction); diff --git a/arch/powerpc/platforms/powermac/backlight.c b/arch/powerpc/platforms/powermac/backlight.c index 32224cb489d75..eab339d2059d5 100644 --- a/arch/powerpc/platforms/powermac/backlight.c +++ b/arch/powerpc/platforms/powermac/backlight.c @@ -9,7 +9,6 @@ */ #include -#include #include #include #include @@ -73,31 +72,6 @@ int pmac_has_backlight_type(const char *type) return 0; } -int pmac_backlight_curve_lookup(struct fb_info *info, int value) -{ - int level = (FB_BACKLIGHT_LEVELS - 1); - - if (info && info->bl_dev) { - int i, max = 0; - - /* Look for biggest value */ - for (i = 0; i < FB_BACKLIGHT_LEVELS; i++) - max = max((int)info->bl_curve[i], max); - - /* Look for nearest value */ - for (i = 0; i < FB_BACKLIGHT_LEVELS; i++) { - int diff = abs(info->bl_curve[i] - value); - if (diff < max) { - max = diff; - level = i; - } - } - - } - - return level; -} - static void pmac_backlight_key_worker(struct work_struct *work) { if (atomic_read(&kernel_backlight_disabled)) -- 2.43.0