From patchwork Wed Nov 6 21:58:58 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= X-Patchwork-Id: 13865561 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 22677D59F7E for ; Wed, 6 Nov 2024 22:04:20 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 52E7410E791; Wed, 6 Nov 2024 22:04:17 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="bHSqlMiW"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6907510E782 for ; Wed, 6 Nov 2024 22:04:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1730930654; x=1762466654; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=N2KFMqvdIQH37pV8DztH2bfHM0WH2iPc7NlLaxyd0ac=; b=bHSqlMiWRrEEyPOYyCXh3ujTFcWMLWsDMs0O09ZzMy7znbKB2n3JZME4 WwxpGHmNxcHu3UAEpT6Lm1PHTS1QglfXP5LKGV+pjjI57f3T+quMHbBZ2 1JzlcYnjLu7uzZVbF5L6BqtgWVH4utXsHPAZsvuryhoaj/pusqHGwNgtV v5MvFXRBNR6jGJIc9gn1UQsx1i+riUY1PaYczp/sKHW8eQ0YWsGzgJbqm bDcqsaw+cD82Ru6CJomY0MRR9iuPkotY331sVgQZxLmw8jwBL6lcaL5sg HyPG9G/DLWvdEKCVQ3xqfnAviK6jm6a6nKus82EC/ctFH0FpV8kp4cyz7 w==; X-CSE-ConnectionGUID: jLn+hmXrTs+Wp0t8adBzFw== X-CSE-MsgGUID: giSZstCCT0aY+gHnFyc7Iw== X-IronPort-AV: E=McAfee;i="6700,10204,11248"; a="42157323" X-IronPort-AV: E=Sophos;i="6.11,264,1725346800"; d="scan'208";a="42157323" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Nov 2024 14:04:09 -0800 X-CSE-ConnectionGUID: RvzJxoE0QyWh0kKIpKwWyg== X-CSE-MsgGUID: yAxL8iKTR8ysB3GxTE47/Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,264,1725346800"; d="scan'208";a="84879561" Received: from stinkpipe.fi.intel.com (HELO stinkbox) ([10.237.72.74]) by fmviesa008.fm.intel.com with SMTP; 06 Nov 2024 13:59:20 -0800 Received: by stinkbox (sSMTP sendmail emulation); Wed, 06 Nov 2024 23:59:19 +0200 From: Ville Syrjala To: intel-gfx@lists.freedesktop.org Subject: [PATCH 7/8] drm/i915/pps: Extract pps_units_to_msecs() Date: Wed, 6 Nov 2024 23:58:58 +0200 Message-ID: <20241106215859.25446-8-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20241106215859.25446-1-ville.syrjala@linux.intel.com> References: <20241106215859.25446-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Ville Syrjälä Add pps_units_to_msecs() as the counterpart to msecs_pps_units_to(). Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/intel_pps.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 5be2903c6aaf..378a525eec16 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -1468,6 +1468,12 @@ static int msecs_to_pps_units(int msecs) return msecs * 10; } +static int pps_units_to_msecs(int val) +{ + /* PPS uses 100us units */ + return DIV_ROUND_UP(val, 10); +} + static void pps_init_delays_bios(struct intel_dp *intel_dp, struct intel_pps_delays *bios) { @@ -1554,7 +1560,7 @@ static void pps_init_delays(struct intel_dp *intel_dp) assign_final(power_cycle); #undef assign_final -#define get_delay(field) (DIV_ROUND_UP(final->field, 10)) +#define get_delay(field) pps_units_to_msecs(final->field) intel_dp->pps.panel_power_up_delay = get_delay(power_up); intel_dp->pps.backlight_on_delay = get_delay(backlight_on); intel_dp->pps.backlight_off_delay = get_delay(backlight_off);