From patchwork Wed Jan 8 18:12:35 2020 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: 11324257 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0CE93138C for ; Wed, 8 Jan 2020 18:12:52 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id E9A7120656 for ; Wed, 8 Jan 2020 18:12:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E9A7120656 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2C37D89C7F; Wed, 8 Jan 2020 18:12:51 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id 79ACF89C7F for ; Wed, 8 Jan 2020 18:12:49 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 08 Jan 2020 10:12:48 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,410,1571727600"; d="scan'208";a="271896107" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by FMSMGA003.fm.intel.com with SMTP; 08 Jan 2020 10:12:46 -0800 Received: by stinkbox (sSMTP sendmail emulation); Wed, 08 Jan 2020 20:12:45 +0200 From: Ville Syrjala To: intel-gfx@lists.freedesktop.org Date: Wed, 8 Jan 2020 20:12:35 +0200 Message-Id: <20200108181242.13650-2-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200108181242.13650-1-ville.syrjala@linux.intel.com> References: <20200108181242.13650-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 2/9] drm/i915: Consolidate HDMI force_dvi handling 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 Move the force_dvi check to a single function that can be called from both mode validation and compute_config(). Signed-off-by: Ville Syrjälä Reviewed-by: Jani Nikula --- drivers/gpu/drm/i915/display/intel_hdmi.c | 49 ++++++++++++----------- 1 file changed, 26 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 685589064d10..1659cff91426 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -2108,9 +2108,16 @@ static int intel_hdmi_source_max_tmds_clock(struct intel_encoder *encoder) return max_tmds_clock; } +static bool intel_has_hdmi_sink(struct intel_hdmi *hdmi, + const struct drm_connector_state *conn_state) +{ + return hdmi->has_hdmi_sink && + READ_ONCE(to_intel_digital_connector_state(conn_state)->force_audio) != HDMI_AUDIO_OFF_DVI; +} + static int hdmi_port_clock_limit(struct intel_hdmi *hdmi, bool respect_downstream_limits, - bool force_dvi) + bool has_hdmi_sink) { struct intel_encoder *encoder = &hdmi_to_dig_port(hdmi)->base; int max_tmds_clock = intel_hdmi_source_max_tmds_clock(encoder); @@ -2126,7 +2133,7 @@ static int hdmi_port_clock_limit(struct intel_hdmi *hdmi, if (info->max_tmds_clock) max_tmds_clock = min(max_tmds_clock, info->max_tmds_clock); - else if (!hdmi->has_hdmi_sink || force_dvi) + else if (!has_hdmi_sink) max_tmds_clock = min(max_tmds_clock, 165000); } @@ -2136,13 +2143,14 @@ static int hdmi_port_clock_limit(struct intel_hdmi *hdmi, static enum drm_mode_status hdmi_port_clock_valid(struct intel_hdmi *hdmi, int clock, bool respect_downstream_limits, - bool force_dvi) + bool has_hdmi_sink) { struct drm_i915_private *dev_priv = to_i915(intel_hdmi_to_dev(hdmi)); if (clock < 25000) return MODE_CLOCK_LOW; - if (clock > hdmi_port_clock_limit(hdmi, respect_downstream_limits, force_dvi)) + if (clock > hdmi_port_clock_limit(hdmi, respect_downstream_limits, + has_hdmi_sink)) return MODE_CLOCK_HIGH; /* BXT DPLL can't generate 223-240 MHz */ @@ -2164,16 +2172,13 @@ intel_hdmi_mode_valid(struct drm_connector *connector, struct drm_device *dev = intel_hdmi_to_dev(hdmi); struct drm_i915_private *dev_priv = to_i915(dev); enum drm_mode_status status; - int clock; + int clock = mode->clock; int max_dotclk = to_i915(connector->dev)->max_dotclk_freq; - bool force_dvi = - READ_ONCE(to_intel_digital_connector_state(connector->state)->force_audio) == HDMI_AUDIO_OFF_DVI; + bool has_hdmi_sink = intel_has_hdmi_sink(hdmi, connector->state); if (mode->flags & DRM_MODE_FLAG_DBLSCAN) return MODE_NO_DBLESCAN; - clock = mode->clock; - if ((mode->flags & DRM_MODE_FLAG_3D_MASK) == DRM_MODE_FLAG_3D_FRAME_PACKING) clock *= 2; @@ -2187,18 +2192,18 @@ intel_hdmi_mode_valid(struct drm_connector *connector, clock /= 2; /* check if we can do 8bpc */ - status = hdmi_port_clock_valid(hdmi, clock, true, force_dvi); + status = hdmi_port_clock_valid(hdmi, clock, true, has_hdmi_sink); - if (hdmi->has_hdmi_sink && !force_dvi) { + if (has_hdmi_sink) { /* if we can't do 8bpc we may still be able to do 12bpc */ if (status != MODE_OK && !HAS_GMCH(dev_priv)) status = hdmi_port_clock_valid(hdmi, clock * 3 / 2, - true, force_dvi); + true, has_hdmi_sink); /* if we can't do 8,12bpc we may still be able to do 10bpc */ if (status != MODE_OK && INTEL_GEN(dev_priv) >= 11) status = hdmi_port_clock_valid(hdmi, clock * 5 / 4, - true, force_dvi); + true, has_hdmi_sink); } if (status != MODE_OK) return status; @@ -2314,7 +2319,7 @@ static int intel_hdmi_port_clock(int clock, int bpc) static int intel_hdmi_compute_bpc(struct intel_encoder *encoder, struct intel_crtc_state *crtc_state, - int clock, bool force_dvi) + int clock) { struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base); int bpc; @@ -2323,7 +2328,7 @@ static int intel_hdmi_compute_bpc(struct intel_encoder *encoder, if (hdmi_deep_color_possible(crtc_state, bpc) && hdmi_port_clock_valid(intel_hdmi, intel_hdmi_port_clock(clock, bpc), - true, force_dvi) == MODE_OK) + true, crtc_state->has_hdmi_sink) == MODE_OK) return bpc; } @@ -2331,8 +2336,7 @@ static int intel_hdmi_compute_bpc(struct intel_encoder *encoder, } static int intel_hdmi_compute_clock(struct intel_encoder *encoder, - struct intel_crtc_state *crtc_state, - bool force_dvi) + struct intel_crtc_state *crtc_state) { struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base); const struct drm_display_mode *adjusted_mode = @@ -2346,8 +2350,7 @@ static int intel_hdmi_compute_clock(struct intel_encoder *encoder, if (crtc_state->output_format == INTEL_OUTPUT_FORMAT_YCBCR420) clock /= 2; - bpc = intel_hdmi_compute_bpc(encoder, crtc_state, - clock, force_dvi); + bpc = intel_hdmi_compute_bpc(encoder, crtc_state, clock); crtc_state->port_clock = intel_hdmi_port_clock(clock, bpc); @@ -2363,7 +2366,7 @@ static int intel_hdmi_compute_clock(struct intel_encoder *encoder, bpc, crtc_state->pipe_bpp); if (hdmi_port_clock_valid(intel_hdmi, crtc_state->port_clock, - false, force_dvi) != MODE_OK) { + false, crtc_state->has_hdmi_sink) != MODE_OK) { DRM_DEBUG_KMS("unsupported HDMI clock (%d kHz), rejecting mode\n", crtc_state->port_clock); return -EINVAL; @@ -2411,14 +2414,14 @@ int intel_hdmi_compute_config(struct intel_encoder *encoder, struct drm_scdc *scdc = &connector->display_info.hdmi.scdc; struct intel_digital_connector_state *intel_conn_state = to_intel_digital_connector_state(conn_state); - bool force_dvi = intel_conn_state->force_audio == HDMI_AUDIO_OFF_DVI; int ret; if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) return -EINVAL; pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB; - pipe_config->has_hdmi_sink = !force_dvi && intel_hdmi->has_hdmi_sink; + pipe_config->has_hdmi_sink = intel_has_hdmi_sink(intel_hdmi, + conn_state); if (pipe_config->has_hdmi_sink) pipe_config->has_infoframe = true; @@ -2447,7 +2450,7 @@ int intel_hdmi_compute_config(struct intel_encoder *encoder, intel_conn_state->force_audio == HDMI_AUDIO_ON; } - ret = intel_hdmi_compute_clock(encoder, pipe_config, force_dvi); + ret = intel_hdmi_compute_clock(encoder, pipe_config); if (ret) return ret;