From patchwork Mon Apr 14 05:48:25 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kumar, Shobhit" X-Patchwork-Id: 3976461 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 009CDBFF02 for ; Mon, 14 Apr 2014 05:49:03 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8285E201CE for ; Mon, 14 Apr 2014 05:49:02 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id 9FF55201B4 for ; Mon, 14 Apr 2014 05:49:01 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EAD596E6D8; Sun, 13 Apr 2014 22:48:59 -0700 (PDT) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga03.intel.com (mga03.intel.com [143.182.124.21]) by gabe.freedesktop.org (Postfix) with ESMTP id 9EB816E6D6 for ; Sun, 13 Apr 2014 22:48:57 -0700 (PDT) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by azsmga101.ch.intel.com with ESMTP; 13 Apr 2014 22:48:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,854,1389772800"; d="scan'208";a="512467099" Received: from sa5-mobl1.gar.corp.intel.com (HELO skumar40-mobl.iind.intel.com) ([10.223.25.69]) by fmsmga001.fm.intel.com with ESMTP; 13 Apr 2014 22:48:47 -0700 From: Shobhit Kumar To: intel-gfx Date: Mon, 14 Apr 2014 11:18:25 +0530 Message-Id: <1397454507-10273-3-git-send-email-shobhit.kumar@intel.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1397454507-10273-1-git-send-email-shobhit.kumar@intel.com> References: <1397454507-10273-1-git-send-email-shobhit.kumar@intel.com> Cc: Jani Nikula , Daniel Vetter , arjan.van.de.ven@intel.com Subject: [Intel-gfx] [PATCH 2/4] drm/i915: MIPI init count programming as generic parameter X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Shobhit Kumar Reviewed-by: Damien Lespiau --- drivers/gpu/drm/i915/intel_dsi.c | 3 +++ drivers/gpu/drm/i915/intel_dsi.h | 2 ++ 2 files changed, 5 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 2795782..09b9318 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -525,6 +525,9 @@ static void intel_dsi_mode_set(struct intel_encoder *intel_encoder) /* recovery disables */ I915_WRITE(MIPI_EOT_DISABLE(pipe), val); + /* in terms of low power clock */ + I915_WRITE(MIPI_INIT_COUNT(pipe), intel_dsi->init_count); + /* in terms of txbyteclkhs. actual high to low switch + * MIPI_STOP_STATE_STALL * MIPI_LP_BYTECLK. * diff --git a/drivers/gpu/drm/i915/intel_dsi.h b/drivers/gpu/drm/i915/intel_dsi.h index 1649422..be132c5 100644 --- a/drivers/gpu/drm/i915/intel_dsi.h +++ b/drivers/gpu/drm/i915/intel_dsi.h @@ -114,6 +114,8 @@ struct intel_dsi { u16 hs_to_lp_count; u16 clk_lp_to_hs_count; u16 clk_hs_to_lp_count; + + u16 init_count; }; static inline struct intel_dsi *enc_to_intel_dsi(struct drm_encoder *encoder)