From mboxrd@z Thu Jan 1 00:00:00 1970 From: Guru Das Srinagesh Subject: [PATCH v10 01/12] drm/i915: Use 64-bit division macro Date: Thu, 19 Mar 2020 13:50:04 -0700 Message-ID: <2403a87f9b6443401eac96a3c50d4beca63dcba2.1584650604.git.gurus@codeaurora.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: Received: from alexa-out-sd-02.qualcomm.com ([199.106.114.39]:27920 "EHLO alexa-out-sd-02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727159AbgCSUuU (ORCPT ); Thu, 19 Mar 2020 16:50:20 -0400 In-Reply-To: In-Reply-To: References: Sender: linux-pwm-owner@vger.kernel.org List-Id: linux-pwm@vger.kernel.org To: linux-pwm@vger.kernel.org Cc: Thierry Reding , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Subbaraman Narayanamurthy , linux-kernel@vger.kernel.org, Guru Das Srinagesh , Jani Nikula , Joonas Lahtinen , David Airlie , Daniel Vetter , Chris Wilson , =?UTF-8?q?Ville=20Syrj=C3=A4l=C3=A4?= , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Since the PWM framework is switching struct pwm_state.duty_cycle's datatype to u64, prepare for this transition by using DIV_ROUND_UP_ULL to handle a 64-bit dividend. Cc: Jani Nikula Cc: Joonas Lahtinen Cc: David Airlie Cc: Daniel Vetter Cc: Chris Wilson Cc: "Ville Syrjälä" Cc: intel-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org Reviewed-by: Jani Nikula Signed-off-by: Guru Das Srinagesh --- drivers/gpu/drm/i915/display/intel_panel.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c index bc14e9c..843cac1 100644 --- a/drivers/gpu/drm/i915/display/intel_panel.c +++ b/drivers/gpu/drm/i915/display/intel_panel.c @@ -1868,7 +1868,7 @@ static int pwm_setup_backlight(struct intel_connector *connector, panel->backlight.min = 0; /* 0% */ panel->backlight.max = 100; /* 100% */ - panel->backlight.level = DIV_ROUND_UP( + panel->backlight.level = DIV_ROUND_UP_ULL( pwm_get_duty_cycle(panel->backlight.pwm) * 100, CRC_PMIC_PWM_PERIOD_NS); panel->backlight.enabled = panel->backlight.level != 0; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project