From patchwork Wed Feb 5 18:35:46 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: 11366995 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 F076192A for ; Wed, 5 Feb 2020 18:36:06 +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 D9075217BA for ; Wed, 5 Feb 2020 18:36:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D9075217BA 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 758506F92F; Wed, 5 Feb 2020 18:36:06 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id B557B6F92F for ; Wed, 5 Feb 2020 18:36:04 +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 fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 05 Feb 2020 10:36:03 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,406,1574150400"; d="scan'208";a="279452764" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by FMSMGA003.fm.intel.com with SMTP; 05 Feb 2020 10:36:01 -0800 Received: by stinkbox (sSMTP sendmail emulation); Wed, 05 Feb 2020 20:36:00 +0200 From: Ville Syrjala To: intel-gfx@lists.freedesktop.org Date: Wed, 5 Feb 2020 20:35:46 +0200 Message-Id: <20200205183546.9291-6-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200205183546.9291-1-ville.syrjala@linux.intel.com> References: <20200205183546.9291-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v2 5/5] drm/i915: Use stashed away hpd isr bits in intel_digital_port_connected() 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 Get rid of several platform specific variants of intel_digital_port_connected() and just use the ISR bits we've stashed away. v2: Duplicate stuff to avoid exposing platform specific functions across files (Jani) Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/display/intel_ddi.c | 88 +++--------------------- drivers/gpu/drm/i915/display/intel_dp.c | 59 ++-------------- drivers/gpu/drm/i915/display/intel_tc.c | 4 +- 3 files changed, 17 insertions(+), 134 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index dff228e73f35..4555707df565 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -4611,41 +4611,7 @@ intel_ddi_hotplug(struct intel_encoder *encoder, static bool lpt_digital_port_connected(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - u32 bit; - - switch (encoder->hpd_pin) { - case HPD_PORT_B: - bit = SDE_PORTB_HOTPLUG_CPT; - break; - case HPD_PORT_C: - bit = SDE_PORTC_HOTPLUG_CPT; - break; - case HPD_PORT_D: - bit = SDE_PORTD_HOTPLUG_CPT; - break; - default: - MISSING_CASE(encoder->hpd_pin); - return false; - } - - return intel_de_read(dev_priv, SDEISR) & bit; -} - -static bool spt_digital_port_connected(struct intel_encoder *encoder) -{ - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - u32 bit; - - switch (encoder->hpd_pin) { - case HPD_PORT_A: - bit = SDE_PORTA_HOTPLUG_SPT; - break; - case HPD_PORT_E: - bit = SDE_PORTE_HOTPLUG_SPT; - break; - default: - return lpt_digital_port_connected(encoder); - } + u32 bit = dev_priv->hotplug.pch_hpd[encoder->hpd_pin]; return intel_de_read(dev_priv, SDEISR) & bit; } @@ -4653,51 +4619,19 @@ static bool spt_digital_port_connected(struct intel_encoder *encoder) static bool hsw_digital_port_connected(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + u32 bit = dev_priv->hotplug.hpd[encoder->hpd_pin]; - return intel_de_read(dev_priv, DEISR) & DE_DP_A_HOTPLUG_IVB; + return intel_de_read(dev_priv, DEISR) & bit; } static bool bdw_digital_port_connected(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - - return intel_de_read(dev_priv, GEN8_DE_PORT_ISR) & GEN8_PORT_DP_A_HOTPLUG; -} - -static bool bxt_digital_port_connected(struct intel_encoder *encoder) -{ - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - u32 bit; - - switch (encoder->hpd_pin) { - case HPD_PORT_A: - bit = BXT_DE_PORT_HP_DDIA; - break; - case HPD_PORT_B: - bit = BXT_DE_PORT_HP_DDIB; - break; - case HPD_PORT_C: - bit = BXT_DE_PORT_HP_DDIC; - break; - default: - MISSING_CASE(encoder->hpd_pin); - return false; - } + u32 bit = dev_priv->hotplug.hpd[encoder->hpd_pin]; return intel_de_read(dev_priv, GEN8_DE_PORT_ISR) & bit; } -static bool icp_digital_port_connected(struct intel_encoder *encoder) -{ - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - enum phy phy = intel_port_to_phy(dev_priv, encoder->port); - - if (HAS_PCH_MCC(dev_priv) && phy == PHY_C) - return intel_de_read(dev_priv, SDEISR) & SDE_TC_HOTPLUG_ICP(PORT_TC1); - - return intel_de_read(dev_priv, SDEISR) & SDE_DDI_HOTPLUG_ICP(phy); -} - static struct intel_connector * intel_ddi_init_hdmi_connector(struct intel_digital_port *intel_dig_port) { @@ -4892,17 +4826,15 @@ void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port) if (intel_phy_is_tc(dev_priv, phy)) intel_dig_port->connected = intel_tc_port_connected; else - intel_dig_port->connected = icp_digital_port_connected; - } else if (IS_GEN9_LP(dev_priv)) { - intel_dig_port->connected = bxt_digital_port_connected; - } else if (port == PORT_A) { - if (INTEL_GEN(dev_priv) >= 8) + intel_dig_port->connected = lpt_digital_port_connected; + } else if (INTEL_GEN(dev_priv) >= 8) { + if (port == PORT_A || IS_GEN9_LP(dev_priv)) intel_dig_port->connected = bdw_digital_port_connected; else - intel_dig_port->connected = hsw_digital_port_connected; + intel_dig_port->connected = lpt_digital_port_connected; } else { - if (INTEL_PCH_TYPE(dev_priv) >= PCH_SPT) - intel_dig_port->connected = spt_digital_port_connected; + if (port == PORT_A) + intel_dig_port->connected = hsw_digital_port_connected; else intel_dig_port->connected = lpt_digital_port_connected; } diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index a64a0449a9cc..0126024d5501 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -5388,45 +5388,7 @@ edp_detect(struct intel_dp *intel_dp) static bool ibx_digital_port_connected(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - u32 bit; - - switch (encoder->hpd_pin) { - case HPD_PORT_B: - bit = SDE_PORTB_HOTPLUG; - break; - case HPD_PORT_C: - bit = SDE_PORTC_HOTPLUG; - break; - case HPD_PORT_D: - bit = SDE_PORTD_HOTPLUG; - break; - default: - MISSING_CASE(encoder->hpd_pin); - return false; - } - - return intel_de_read(dev_priv, SDEISR) & bit; -} - -static bool cpt_digital_port_connected(struct intel_encoder *encoder) -{ - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - u32 bit; - - switch (encoder->hpd_pin) { - case HPD_PORT_B: - bit = SDE_PORTB_HOTPLUG_CPT; - break; - case HPD_PORT_C: - bit = SDE_PORTC_HOTPLUG_CPT; - break; - case HPD_PORT_D: - bit = SDE_PORTD_HOTPLUG_CPT; - break; - default: - MISSING_CASE(encoder->hpd_pin); - return false; - } + u32 bit = dev_priv->hotplug.pch_hpd[encoder->hpd_pin]; return intel_de_read(dev_priv, SDEISR) & bit; } @@ -5480,15 +5442,9 @@ static bool gm45_digital_port_connected(struct intel_encoder *encoder) static bool ilk_digital_port_connected(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + u32 bit = dev_priv->hotplug.hpd[encoder->hpd_pin]; - return intel_de_read(dev_priv, DEISR) & DE_DP_A_HOTPLUG; -} - -static bool ivb_digital_port_connected(struct intel_encoder *encoder) -{ - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - - return intel_de_read(dev_priv, DEISR) & DE_DP_A_HOTPLUG_IVB; + return intel_de_read(dev_priv, DEISR) & bit; } /* @@ -7576,14 +7532,9 @@ bool intel_dp_init(struct drm_i915_private *dev_priv, intel_dig_port->connected = gm45_digital_port_connected; else intel_dig_port->connected = g4x_digital_port_connected; - } else if (port == PORT_A) { - if (IS_IVYBRIDGE(dev_priv)) - intel_dig_port->connected = ivb_digital_port_connected; - else - intel_dig_port->connected = ilk_digital_port_connected; } else { - if (HAS_PCH_CPT(dev_priv)) - intel_dig_port->connected = cpt_digital_port_connected; + if (port == PORT_A) + intel_dig_port->connected = ilk_digital_port_connected; else intel_dig_port->connected = ibx_digital_port_connected; } diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c index 1e64b4c92eec..0b6c1950ec6d 100644 --- a/drivers/gpu/drm/i915/display/intel_tc.c +++ b/drivers/gpu/drm/i915/display/intel_tc.c @@ -173,8 +173,8 @@ static void tc_port_fixup_legacy_flag(struct intel_digital_port *dig_port, static u32 tc_port_live_status_mask(struct intel_digital_port *dig_port) { struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); - enum tc_port tc_port = intel_port_to_tc(i915, dig_port->base.port); struct intel_uncore *uncore = &i915->uncore; + u32 isr_bit = i915->hotplug.pch_hpd[dig_port->base.hpd_pin]; u32 mask = 0; u32 val; @@ -193,7 +193,7 @@ static u32 tc_port_live_status_mask(struct intel_digital_port *dig_port) if (val & TC_LIVE_STATE_TC(dig_port->tc_phy_fia_idx)) mask |= BIT(TC_PORT_DP_ALT); - if (intel_uncore_read(uncore, SDEISR) & SDE_TC_HOTPLUG_ICP(tc_port)) + if (intel_uncore_read(uncore, SDEISR) & isr_bit) mask |= BIT(TC_PORT_LEGACY); /* The sink can be connected only in a single mode. */