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[23.128.96.18]) by mx.google.com with ESMTP id x18si13477011ejd.80.2021.02.08.11.22.43; Mon, 08 Feb 2021 11:23:07 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=diVMDA2r; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236159AbhBHTWC (ORCPT + 99 others); Mon, 8 Feb 2021 14:22:02 -0500 Received: from mail.kernel.org ([198.145.29.99]:46602 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235255AbhBHSAW (ORCPT ); Mon, 8 Feb 2021 13:00:22 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id F0FBA64EB7; Mon, 8 Feb 2021 17:58:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1612807109; bh=fZ0q/Z5Lh3LPbA+cPQP/1TqciNmcQO72beAeGZG/7fs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=diVMDA2rm+01grMPXMSUp9vyWtJgF5b47eoDPgXt907fVqHKWGhPE1tRNCGxUi1jB 0Hix7BnbuAWL8Nlq8DIRl7MbkuZ5DVcfLTcZrgm7soXX1I0TkFdojZ4Sw0VPzYdn1b hRJIlz8PpnHU9EAJlr6L5WxvWspPdhy6G86jpY5oOCfPAH7LF2yTBA1CO+z780XAy/ obfbIxyqQ8ux7MUKuyt2g4kZiGHSzwbTPYj19a58RDMKhfeYd2WvCuQBm//WgGJM9F Db62m8X5Tggvx00nth2/NUg7FFf5JF71uCQfrHUaqiv1QKt64KYrU0z97PW8nR/H9A Zo8LgWlNDK3Yw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dafna Hirschfeld , Helen Koike , Hans Verkuil , Mauro Carvalho Chehab , Sasha Levin , linux-media@vger.kernel.org, devel@driverdev.osuosl.org Subject: [PATCH AUTOSEL 5.10 16/36] media: rkisp1: stats: mask the hist_bins values Date: Mon, 8 Feb 2021 12:57:46 -0500 Message-Id: <20210208175806.2091668-16-sashal@kernel.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210208175806.2091668-1-sashal@kernel.org> References: <20210208175806.2091668-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dafna Hirschfeld [ Upstream commit a802a0430b863f03bc01aaea2d2bf6ff464f03e7 ] hist_bins is an array of type __u32. Each entry represents a 20 bit value. So mask out the unused bits. Signed-off-by: Dafna Hirschfeld Acked-by: Helen Koike Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab Signed-off-by: Sasha Levin --- drivers/staging/media/rkisp1/rkisp1-regs.h | 1 + drivers/staging/media/rkisp1/rkisp1-stats.c | 8 +++++--- 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/staging/media/rkisp1/rkisp1-regs.h b/drivers/staging/media/rkisp1/rkisp1-regs.h index 049f6c3a11df5..5819e58b2e557 100644 --- a/drivers/staging/media/rkisp1/rkisp1-regs.h +++ b/drivers/staging/media/rkisp1/rkisp1-regs.h @@ -365,6 +365,7 @@ #define RKISP1_CIF_ISP_MAX_HIST_PREDIVIDER 0x0000007F #define RKISP1_CIF_ISP_HIST_ROW_NUM 5 #define RKISP1_CIF_ISP_HIST_COLUMN_NUM 5 +#define RKISP1_CIF_ISP_HIST_GET_BIN(x) ((x) & 0x000FFFFF) /* AUTO FOCUS MEASUREMENT: ISP_AFM_CTRL */ #define RKISP1_ISP_AFM_CTRL_ENABLE BIT(0) diff --git a/drivers/staging/media/rkisp1/rkisp1-stats.c b/drivers/staging/media/rkisp1/rkisp1-stats.c index 8fdf646c4b75b..e52ba9b154e90 100644 --- a/drivers/staging/media/rkisp1/rkisp1-stats.c +++ b/drivers/staging/media/rkisp1/rkisp1-stats.c @@ -251,9 +251,11 @@ static void rkisp1_stats_get_hst_meas(struct rkisp1_stats *stats, unsigned int i; pbuf->meas_type |= RKISP1_CIF_ISP_STAT_HIST; - for (i = 0; i < RKISP1_CIF_ISP_HIST_BIN_N_MAX; i++) - pbuf->params.hist.hist_bins[i] = - rkisp1_read(rkisp1, RKISP1_CIF_ISP_HIST_BIN_0 + i * 4); + for (i = 0; i < RKISP1_CIF_ISP_HIST_BIN_N_MAX; i++) { + u32 reg_val = rkisp1_read(rkisp1, RKISP1_CIF_ISP_HIST_BIN_0 + i * 4); + + pbuf->params.hist.hist_bins[i] = RKISP1_CIF_ISP_HIST_GET_BIN(reg_val); + } } static void rkisp1_stats_get_bls_meas(struct rkisp1_stats *stats, -- 2.27.0