From patchwork Mon Jan 29 23:22:21 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Rodrigo Vivi X-Patchwork-Id: 10191073 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 0ED5760375 for ; Mon, 29 Jan 2018 23:22:43 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0870820182 for ; Mon, 29 Jan 2018 23:22:43 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F0C1A27CAF; Mon, 29 Jan 2018 23:22:42 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id EA0AB20182 for ; Mon, 29 Jan 2018 23:22:41 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id BA0456E6C7; Mon, 29 Jan 2018 23:22:38 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 32C076E33B for ; Mon, 29 Jan 2018 23:22:26 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga107.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 29 Jan 2018 15:22:25 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,433,1511856000"; d="scan'208";a="14408657" Received: from rdvivi-vienna.jf.intel.com ([10.7.196.88]) by orsmga006.jf.intel.com with ESMTP; 29 Jan 2018 15:22:23 -0800 From: Rodrigo Vivi To: intel-gfx@lists.freedesktop.org Date: Mon, 29 Jan 2018 15:22:21 -0800 Message-Id: <20180129232223.766-8-rodrigo.vivi@intel.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20180129232223.766-1-rodrigo.vivi@intel.com> References: <20180129232223.766-1-rodrigo.vivi@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 08/10] drm/i915/cnl: Add HPD support for Port F. 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: , Cc: Lucas De Marchi , Dhinakaran Pandiyan , Rodrigo Vivi Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP On CNP boards that are using DDI F, bit 25 (SDE_PORTE_HOTPLUG_SPT) is representing the Digital Port F hotplug line when the Digital Port F hotplug detect input is enabled. v2: Reuse all existent structure instead of adding a new HPD_PORT_F pointing to pin of port E. v3: Use IS_CNL_WITH_PORT_F so we can start upstreaming this right now. If that SKU ever get a proper name we come back and update it. v4: Rebase on top of digital connected port using encoder instead of port. v5: Moved IS_CNL_WITH_PORT_F definition to the PCI IDs patch. Cc: Lucas De Marchi Cc: Manasi Navare Cc: Dhinakaran Pandiyan Cc: Ville Syrjälä Signed-off-by: Rodrigo Vivi Reviewed-by: Ville Syrjälä --- drivers/gpu/drm/i915/i915_drv.h | 6 ++++-- drivers/gpu/drm/i915/i915_irq.c | 35 +++++++++++++++++++---------------- drivers/gpu/drm/i915/intel_dp.c | 4 +++- drivers/gpu/drm/i915/intel_hdmi.c | 2 +- drivers/gpu/drm/i915/intel_hotplug.c | 19 +++++++++++++++---- 5 files changed, 42 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f89a1a0a25c8..388b72cccde4 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2958,8 +2958,10 @@ void intel_hpd_irq_handler(struct drm_i915_private *dev_priv, void intel_hpd_init(struct drm_i915_private *dev_priv); void intel_hpd_init_work(struct drm_i915_private *dev_priv); void intel_hpd_cancel_work(struct drm_i915_private *dev_priv); -enum port intel_hpd_pin_to_port(enum hpd_pin pin); -enum hpd_pin intel_hpd_pin(enum port port); +enum port intel_hpd_pin_to_port(struct drm_i915_private *dev_priv, + enum hpd_pin pin); +enum hpd_pin intel_hpd_pin_default(struct drm_i915_private *dev_priv, + enum port port); bool intel_hpd_disable(struct drm_i915_private *dev_priv, enum hpd_pin pin); void intel_hpd_enable(struct drm_i915_private *dev_priv, enum hpd_pin pin); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 4d84b1c41a94..0213860963ab 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1574,10 +1574,11 @@ static bool i9xx_port_hotplug_long_detect(enum port port, u32 val) * * Note that the caller is expected to zero out the masks initially. */ -static void intel_get_hpd_pins(u32 *pin_mask, u32 *long_mask, - u32 hotplug_trigger, u32 dig_hotplug_reg, - const u32 hpd[HPD_NUM_PINS], - bool long_pulse_detect(enum port port, u32 val)) +static void intel_get_hpd_pins(struct drm_i915_private *dev_priv, + u32 *pin_mask, u32 *long_mask, + u32 hotplug_trigger, u32 dig_hotplug_reg, + const u32 hpd[HPD_NUM_PINS], + bool long_pulse_detect(enum port port, u32 val)) { enum port port; int i; @@ -1588,7 +1589,7 @@ static void intel_get_hpd_pins(u32 *pin_mask, u32 *long_mask, *pin_mask |= BIT(i); - port = intel_hpd_pin_to_port(i); + port = intel_hpd_pin_to_port(dev_priv, i); if (port == PORT_NONE) continue; @@ -1976,8 +1977,9 @@ static void i9xx_hpd_irq_handler(struct drm_i915_private *dev_priv, u32 hotplug_trigger = hotplug_status & HOTPLUG_INT_STATUS_G4X; if (hotplug_trigger) { - intel_get_hpd_pins(&pin_mask, &long_mask, hotplug_trigger, - hotplug_trigger, hpd_status_g4x, + intel_get_hpd_pins(dev_priv, &pin_mask, &long_mask, + hotplug_trigger, hotplug_trigger, + hpd_status_g4x, i9xx_port_hotplug_long_detect); intel_hpd_irq_handler(dev_priv, pin_mask, long_mask); @@ -1989,8 +1991,9 @@ static void i9xx_hpd_irq_handler(struct drm_i915_private *dev_priv, u32 hotplug_trigger = hotplug_status & HOTPLUG_INT_STATUS_I915; if (hotplug_trigger) { - intel_get_hpd_pins(&pin_mask, &long_mask, hotplug_trigger, - hotplug_trigger, hpd_status_i915, + intel_get_hpd_pins(dev_priv, &pin_mask, &long_mask, + hotplug_trigger, hotplug_trigger, + hpd_status_i915, i9xx_port_hotplug_long_detect); intel_hpd_irq_handler(dev_priv, pin_mask, long_mask); } @@ -2191,7 +2194,7 @@ static void ibx_hpd_irq_handler(struct drm_i915_private *dev_priv, if (!hotplug_trigger) return; - intel_get_hpd_pins(&pin_mask, &long_mask, hotplug_trigger, + intel_get_hpd_pins(dev_priv, &pin_mask, &long_mask, hotplug_trigger, dig_hotplug_reg, hpd, pch_port_hotplug_long_detect); @@ -2333,8 +2336,8 @@ static void spt_irq_handler(struct drm_i915_private *dev_priv, u32 pch_iir) dig_hotplug_reg = I915_READ(PCH_PORT_HOTPLUG); I915_WRITE(PCH_PORT_HOTPLUG, dig_hotplug_reg); - intel_get_hpd_pins(&pin_mask, &long_mask, hotplug_trigger, - dig_hotplug_reg, hpd_spt, + intel_get_hpd_pins(dev_priv, &pin_mask, &long_mask, + hotplug_trigger, dig_hotplug_reg, hpd_spt, spt_port_hotplug_long_detect); } @@ -2344,8 +2347,8 @@ static void spt_irq_handler(struct drm_i915_private *dev_priv, u32 pch_iir) dig_hotplug_reg = I915_READ(PCH_PORT_HOTPLUG2); I915_WRITE(PCH_PORT_HOTPLUG2, dig_hotplug_reg); - intel_get_hpd_pins(&pin_mask, &long_mask, hotplug2_trigger, - dig_hotplug_reg, hpd_spt, + intel_get_hpd_pins(dev_priv, &pin_mask, &long_mask, + hotplug2_trigger, dig_hotplug_reg, hpd_spt, spt_port_hotplug2_long_detect); } @@ -2365,7 +2368,7 @@ static void ilk_hpd_irq_handler(struct drm_i915_private *dev_priv, dig_hotplug_reg = I915_READ(DIGITAL_PORT_HOTPLUG_CNTRL); I915_WRITE(DIGITAL_PORT_HOTPLUG_CNTRL, dig_hotplug_reg); - intel_get_hpd_pins(&pin_mask, &long_mask, hotplug_trigger, + intel_get_hpd_pins(dev_priv, &pin_mask, &long_mask, hotplug_trigger, dig_hotplug_reg, hpd, ilk_port_hotplug_long_detect); @@ -2542,7 +2545,7 @@ static void bxt_hpd_irq_handler(struct drm_i915_private *dev_priv, dig_hotplug_reg = I915_READ(PCH_PORT_HOTPLUG); I915_WRITE(PCH_PORT_HOTPLUG, dig_hotplug_reg); - intel_get_hpd_pins(&pin_mask, &long_mask, hotplug_trigger, + intel_get_hpd_pins(dev_priv, &pin_mask, &long_mask, hotplug_trigger, dig_hotplug_reg, hpd, bxt_port_hotplug_long_detect); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index f9c90b79cbc4..ad055c527b1e 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -6207,8 +6207,10 @@ intel_dp_init_connector_port_info(struct intel_digital_port *intel_dig_port) { struct intel_encoder *encoder = &intel_dig_port->base; struct intel_dp *intel_dp = &intel_dig_port->dp; + struct intel_encoder *intel_encoder = &intel_dig_port->base; + struct drm_i915_private *dev_priv = to_i915(intel_encoder->base.dev); - encoder->hpd_pin = intel_hpd_pin(encoder->port); + encoder->hpd_pin = intel_hpd_pin_default(dev_priv, encoder->port); switch (encoder->port) { case PORT_A: diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 80476bb14b58..f5d7bfb43006 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -2331,7 +2331,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, if (WARN_ON(port == PORT_A)) return; - intel_encoder->hpd_pin = intel_hpd_pin(port); + intel_encoder->hpd_pin = intel_hpd_pin_default(dev_priv, port); if (HAS_DDI(dev_priv)) intel_connector->get_hw_state = intel_ddi_connector_get_hw_state; diff --git a/drivers/gpu/drm/i915/intel_hotplug.c b/drivers/gpu/drm/i915/intel_hotplug.c index 875d5d218d5c..fe28c1ea84a5 100644 --- a/drivers/gpu/drm/i915/intel_hotplug.c +++ b/drivers/gpu/drm/i915/intel_hotplug.c @@ -78,12 +78,14 @@ /** * intel_hpd_port - return port hard associated with certain pin. + * @dev_priv: private driver data pointer * @pin: the hpd pin to get associated port * * Return port that is associatade with @pin and PORT_NONE if no port is * hard associated with that @pin. */ -enum port intel_hpd_pin_to_port(enum hpd_pin pin) +enum port intel_hpd_pin_to_port(struct drm_i915_private *dev_priv, + enum hpd_pin pin) { switch (pin) { case HPD_PORT_A: @@ -95,6 +97,8 @@ enum port intel_hpd_pin_to_port(enum hpd_pin pin) case HPD_PORT_D: return PORT_D; case HPD_PORT_E: + if (IS_CNL_WITH_PORT_F(dev_priv)) + return PORT_F; return PORT_E; default: return PORT_NONE; /* no port for this pin */ @@ -102,13 +106,17 @@ enum port intel_hpd_pin_to_port(enum hpd_pin pin) } /** - * intel_hpd_pin - return pin hard associated with certain port. + * intel_hpd_pin_default - return default pin associated with certain port. + * @dev_priv: private driver data pointer * @port: the hpd port to get associated pin * + * It is only valid and used by digital port encoder. + * * Return pin that is associatade with @port and HDP_NONE if no pin is * hard associated with that @port. */ -enum hpd_pin intel_hpd_pin(enum port port) +enum hpd_pin intel_hpd_pin_default(struct drm_i915_private *dev_priv, + enum port port) { switch (port) { case PORT_A: @@ -121,6 +129,9 @@ enum hpd_pin intel_hpd_pin(enum port port) return HPD_PORT_D; case PORT_E: return HPD_PORT_E; + case PORT_F: + if (IS_CNL_WITH_PORT_F(dev_priv)) + return HPD_PORT_E; default: MISSING_CASE(port); return HPD_NONE; @@ -417,7 +428,7 @@ void intel_hpd_irq_handler(struct drm_i915_private *dev_priv, if (!(BIT(i) & pin_mask)) continue; - port = intel_hpd_pin_to_port(i); + port = intel_hpd_pin_to_port(dev_priv, i); is_dig_port = port != PORT_NONE && dev_priv->hotplug.irq_port[port];