From patchwork Thu Nov 23 15:26:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gregory CLEMENT X-Patchwork-Id: 13466345 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="N9vbZ3sa" Received: from relay5-d.mail.gandi.net (relay5-d.mail.gandi.net [217.70.183.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AF395D47; Thu, 23 Nov 2023 07:26:54 -0800 (PST) Received: by mail.gandi.net (Postfix) with ESMTPSA id AB54E1C0007; Thu, 23 Nov 2023 15:26:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1700753213; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=1f+FndhwKpT84ogIpFFowDtfhlo7ZPzn2H3k9c4MjvQ=; b=N9vbZ3sagg3yKsh3rO2aHdke9mhNbfLP8cQOn1mlqF1SIhHBH5gAB10dqgaIuiyilVo3Zt m97/8KOqOKCWioiU+maCRhzi2OXJaNoAbR/BXml23wmHte+AoYKoLbiE5hDFMF+k0BSmc7 G83MRAq7RZbogq2QriPCJQzpkUxB6cZ4Q1UtphWA43kJcsLtq0lQipxIjyYEyPKwVrjIdK A7Cczls0Dww3Mt0+gi8a9saGDD14rwwIt9/y7djk0UrfL8F3wK/luVl1mFIz2NAYoMYVY3 Y16zpQwyUNOvNNs+GWNgeHAdeKJsRj9bJ9DGslUozby2oTiAweI/pYVkJjLnXA== From: Gregory CLEMENT To: Paul Burton , Thomas Bogendoerfer , linux-mips@vger.kernel.org, Jiaxun Yang , Rob Herring , Krzysztof Kozlowski , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Vladimir Kondratiev , Tawfik Bayouk , Alexandre Belloni , =?utf-8?q?Th=C3=A9o_Lebr?= =?utf-8?q?un?= , Thomas Petazzoni Subject: [PATCH v2 02/21] MIPS: Export higher/highest relocation functions in uasm Date: Thu, 23 Nov 2023 16:26:19 +0100 Message-ID: <20231123152639.561231-3-gregory.clement@bootlin.com> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231123152639.561231-1-gregory.clement@bootlin.com> References: <20231123152639.561231-1-gregory.clement@bootlin.com> Precedence: bulk X-Mailing-List: linux-mips@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-GND-Sasl: gregory.clement@bootlin.com From: Jiaxun Yang Export uasm_rel_{higher,highest} functions. Those functions can be helpful in dealing with 64bit immediates. Signed-off-by: Jiaxun Yang --- arch/mips/include/asm/uasm.h | 2 ++ arch/mips/mm/uasm.c | 6 ++++-- 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/mips/include/asm/uasm.h b/arch/mips/include/asm/uasm.h index 296bcf31abb57..12db6d2fca070 100644 --- a/arch/mips/include/asm/uasm.h +++ b/arch/mips/include/asm/uasm.h @@ -196,6 +196,8 @@ void uasm_build_label(struct uasm_label **lab, u32 *addr, #ifdef CONFIG_64BIT int uasm_in_compat_space_p(long addr); #endif +int uasm_rel_highest(long val); +int uasm_rel_higher(long val); int uasm_rel_hi(long val); int uasm_rel_lo(long val); void UASM_i_LA_mostly(u32 **buf, unsigned int rs, long addr); diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c index 125140979d62c..6846bf2084c5e 100644 --- a/arch/mips/mm/uasm.c +++ b/arch/mips/mm/uasm.c @@ -425,7 +425,7 @@ int uasm_in_compat_space_p(long addr) } UASM_EXPORT_SYMBOL(uasm_in_compat_space_p); -static int uasm_rel_highest(long val) +int uasm_rel_highest(long val) { #ifdef CONFIG_64BIT return ((((val + 0x800080008000L) >> 48) & 0xffff) ^ 0x8000) - 0x8000; @@ -433,8 +433,9 @@ static int uasm_rel_highest(long val) return 0; #endif } +UASM_EXPORT_SYMBOL(uasm_rel_highest); -static int uasm_rel_higher(long val) +int uasm_rel_higher(long val) { #ifdef CONFIG_64BIT return ((((val + 0x80008000L) >> 32) & 0xffff) ^ 0x8000) - 0x8000; @@ -442,6 +443,7 @@ static int uasm_rel_higher(long val) return 0; #endif } +UASM_EXPORT_SYMBOL(uasm_rel_higher); int uasm_rel_hi(long val) {