From patchwork Tue Oct 22 17:55:54 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Ville Syrjala X-Patchwork-Id: 11205049 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 9FC081515 for ; Tue, 22 Oct 2019 17:56:24 +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 8843D20659 for ; Tue, 22 Oct 2019 17:56:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8843D20659 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 F0D466E8BE; Tue, 22 Oct 2019 17:56:23 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 52C796E8BE for ; Tue, 22 Oct 2019 17:56:21 +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 fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 22 Oct 2019 10:56:21 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,217,1569308400"; d="scan'208";a="203715486" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by FMSMGA003.fm.intel.com with SMTP; 22 Oct 2019 10:56:19 -0700 Received: by stinkbox (sSMTP sendmail emulation); Tue, 22 Oct 2019 20:56:18 +0300 From: Ville Syrjala To: intel-gfx@lists.freedesktop.org Date: Tue, 22 Oct 2019 20:55:54 +0300 Message-Id: <20191022175554.18012-9-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191022175554.18012-1-ville.syrjala@linux.intel.com> References: <20191022175554.18012-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 8/8] drm/i915: Have pfit calculations return an error code X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 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 Change intel_{gmch,pch}_panel_fitting() to return a normal error vs. success int. We'll need this later to validate that the margin properties aren't misconfigured. Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/icl_dsi.c | 10 +++++++--- drivers/gpu/drm/i915/display/intel_dp.c | 10 +++++----- drivers/gpu/drm/i915/display/intel_hdmi.c | 22 +++++++++++----------- drivers/gpu/drm/i915/display/intel_lvds.c | 13 ++++++++----- drivers/gpu/drm/i915/display/intel_panel.c | 19 +++++++++++-------- drivers/gpu/drm/i915/display/intel_panel.h | 6 +++--- drivers/gpu/drm/i915/display/vlv_dsi.c | 6 ++++-- 7 files changed, 49 insertions(+), 37 deletions(-) diff --git a/drivers/gpu/drm/i915/display/icl_dsi.c b/drivers/gpu/drm/i915/display/icl_dsi.c index d252f68e5d09..2010ad991876 100644 --- a/drivers/gpu/drm/i915/display/icl_dsi.c +++ b/drivers/gpu/drm/i915/display/icl_dsi.c @@ -1266,13 +1266,17 @@ static int gen11_dsi_compute_config(struct intel_encoder *encoder, base); struct intel_connector *intel_connector = intel_dsi->attached_connector; const struct drm_display_mode *fixed_mode = - intel_connector->panel.fixed_mode; + intel_connector->panel.fixed_mode; struct drm_display_mode *adjusted_mode = - &pipe_config->base.adjusted_mode; + &pipe_config->base.adjusted_mode; + int ret; pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB; intel_fixed_panel_mode(fixed_mode, adjusted_mode); - intel_pch_panel_fitting(pipe_config, conn_state); + + ret = intel_pch_panel_fitting(pipe_config, conn_state); + if (ret) + return ret; adjusted_mode->flags = 0; diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 8ca35ba91731..50cebd5bf8eb 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2253,9 +2253,7 @@ intel_dp_ycbcr420_config(struct intel_dp *intel_dp, crtc_state->output_format = INTEL_OUTPUT_FORMAT_YCBCR420; - intel_pch_panel_fitting(crtc_state, conn_state); - - return 0; + return intel_pch_panel_fitting(crtc_state, conn_state); } bool intel_dp_limited_color_range(const struct intel_crtc_state *crtc_state, @@ -2334,9 +2332,11 @@ intel_dp_compute_config(struct intel_encoder *encoder, adjusted_mode); if (HAS_GMCH(dev_priv)) - intel_gmch_panel_fitting(pipe_config, conn_state); + ret = intel_gmch_panel_fitting(pipe_config, conn_state); else - intel_pch_panel_fitting(pipe_config, conn_state); + ret = intel_pch_panel_fitting(pipe_config, conn_state); + if (ret) + return ret; } if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 426dec979992..e9ef3964be5c 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -2277,22 +2277,25 @@ static bool hdmi_deep_color_possible(const struct intel_crtc_state *crtc_state, return true; } -static bool +static int intel_hdmi_ycbcr420_config(struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state) { struct drm_connector *connector = conn_state->connector; + const struct drm_display_mode *adjusted_mode = + &crtc_state->base.adjusted_mode; + + if (!drm_mode_is_420_only(&connector->display_info, adjusted_mode)) + return 0; if (!connector->ycbcr_420_allowed) { DRM_ERROR("Platform doesn't support YCBCR420 output\n"); - return false; + return -EINVAL; } crtc_state->output_format = INTEL_OUTPUT_FORMAT_YCBCR420; - intel_pch_panel_fitting(crtc_state, conn_state); - - return true; + return intel_pch_panel_fitting(crtc_state, conn_state); } static int intel_hdmi_port_clock(int clock, int bpc) @@ -2419,12 +2422,9 @@ int intel_hdmi_compute_config(struct intel_encoder *encoder, if (adjusted_mode->flags & DRM_MODE_FLAG_DBLCLK) pipe_config->pixel_multiplier = 2; - if (drm_mode_is_420_only(&connector->display_info, adjusted_mode)) { - if (!intel_hdmi_ycbcr420_config(pipe_config, conn_state)) { - DRM_ERROR("Can't support YCBCR420 output\n"); - return -EINVAL; - } - } + ret = intel_hdmi_ycbcr420_config(pipe_config, conn_state); + if (ret) + return ret; pipe_config->limited_color_range = intel_hdmi_limited_color_range(pipe_config, conn_state); diff --git a/drivers/gpu/drm/i915/display/intel_lvds.c b/drivers/gpu/drm/i915/display/intel_lvds.c index 03e8da7797dc..751abbc63daa 100644 --- a/drivers/gpu/drm/i915/display/intel_lvds.c +++ b/drivers/gpu/drm/i915/display/intel_lvds.c @@ -395,6 +395,7 @@ static int intel_lvds_compute_config(struct intel_encoder *intel_encoder, struct drm_display_mode *adjusted_mode = &pipe_config->base.adjusted_mode; struct intel_crtc *intel_crtc = to_intel_crtc(pipe_config->base.crtc); unsigned int lvds_bpp; + int ret; /* Should never happen!! */ if (INTEL_GEN(dev_priv) < 4 && intel_crtc->pipe == 0) { @@ -427,13 +428,15 @@ static int intel_lvds_compute_config(struct intel_encoder *intel_encoder, if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN) return -EINVAL; - if (HAS_PCH_SPLIT(dev_priv)) { + if (HAS_PCH_SPLIT(dev_priv)) pipe_config->has_pch_encoder = true; - intel_pch_panel_fitting(pipe_config, conn_state); - } else { - intel_gmch_panel_fitting(pipe_config, conn_state); - } + if (HAS_GMCH(dev_priv)) + ret = intel_gmch_panel_fitting(pipe_config, conn_state); + else + ret = intel_pch_panel_fitting(pipe_config, conn_state); + if (ret) + return ret; /* * XXX: It would be nice to support lower refresh rates on the diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c index 2981d1751877..5a8b5a747579 100644 --- a/drivers/gpu/drm/i915/display/intel_panel.c +++ b/drivers/gpu/drm/i915/display/intel_panel.c @@ -173,9 +173,8 @@ intel_panel_vbt_fixed_mode(struct intel_connector *connector) } /* adjusted_mode has been preset to be the panel's fixed mode */ -void -intel_pch_panel_fitting(struct intel_crtc_state *crtc_state, - const struct drm_connector_state *conn_state) +int intel_pch_panel_fitting(struct intel_crtc_state *crtc_state, + const struct drm_connector_state *conn_state) { const struct drm_display_mode *adjusted_mode = &crtc_state->base.adjusted_mode; @@ -185,7 +184,7 @@ intel_pch_panel_fitting(struct intel_crtc_state *crtc_state, if (adjusted_mode->crtc_hdisplay == crtc_state->pipe_src_w && adjusted_mode->crtc_vdisplay == crtc_state->pipe_src_h && crtc_state->output_format != INTEL_OUTPUT_FORMAT_YCBCR420) - return; + return 0; switch (conn_state->scaling_mode) { case DRM_MODE_SCALE_CENTER: @@ -236,12 +235,14 @@ intel_pch_panel_fitting(struct intel_crtc_state *crtc_state, default: MISSING_CASE(conn_state->scaling_mode); - return; + return -EINVAL; } drm_rect_init(&crtc_state->pch_pfit.dst, x, y, width, height); crtc_state->pch_pfit.enabled = true; + + return 0; } static void @@ -377,8 +378,8 @@ static void i9xx_scale_aspect(struct intel_crtc_state *crtc_state, } } -void intel_gmch_panel_fitting(struct intel_crtc_state *crtc_state, - const struct drm_connector_state *conn_state) +int intel_gmch_panel_fitting(struct intel_crtc_state *crtc_state, + const struct drm_connector_state *conn_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); @@ -427,7 +428,7 @@ void intel_gmch_panel_fitting(struct intel_crtc_state *crtc_state, break; default: MISSING_CASE(conn_state->scaling_mode); - return; + return -EINVAL; } /* 965+ wants fuzzy fitting */ @@ -448,6 +449,8 @@ void intel_gmch_panel_fitting(struct intel_crtc_state *crtc_state, crtc_state->gmch_pfit.control = pfit_control; crtc_state->gmch_pfit.pgm_ratios = pfit_pgm_ratios; crtc_state->gmch_pfit.lvds_border_bits = border; + + return 0; } /** diff --git a/drivers/gpu/drm/i915/display/intel_panel.h b/drivers/gpu/drm/i915/display/intel_panel.h index e2fa1543a61f..a5c93232eb6f 100644 --- a/drivers/gpu/drm/i915/display/intel_panel.h +++ b/drivers/gpu/drm/i915/display/intel_panel.h @@ -25,10 +25,10 @@ int intel_panel_init(struct intel_panel *panel, void intel_panel_fini(struct intel_panel *panel); void intel_fixed_panel_mode(const struct drm_display_mode *fixed_mode, struct drm_display_mode *adjusted_mode); -void intel_pch_panel_fitting(struct intel_crtc_state *crtc_state, +int intel_pch_panel_fitting(struct intel_crtc_state *crtc_state, + const struct drm_connector_state *conn_state); +int intel_gmch_panel_fitting(struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state); -void intel_gmch_panel_fitting(struct intel_crtc_state *crtc_state, - const struct drm_connector_state *conn_state); void intel_panel_set_backlight_acpi(const struct drm_connector_state *conn_state, u32 level, u32 max); int intel_panel_setup_backlight(struct drm_connector *connector, diff --git a/drivers/gpu/drm/i915/display/vlv_dsi.c b/drivers/gpu/drm/i915/display/vlv_dsi.c index 9f4f7c670cc8..7b0007faa579 100644 --- a/drivers/gpu/drm/i915/display/vlv_dsi.c +++ b/drivers/gpu/drm/i915/display/vlv_dsi.c @@ -272,9 +272,11 @@ static int intel_dsi_compute_config(struct intel_encoder *encoder, intel_fixed_panel_mode(fixed_mode, adjusted_mode); if (HAS_GMCH(dev_priv)) - intel_gmch_panel_fitting(pipe_config, conn_state); + ret = intel_gmch_panel_fitting(pipe_config, conn_state); else - intel_pch_panel_fitting(pipe_config, conn_state); + ret = intel_pch_panel_fitting(pipe_config, conn_state); + if (ret) + return ret; } if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)