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From: Anshuman Gupta <anshuman.gupta@intel.com>
To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org
Cc: jani.nikula@intel.com, seanpaul@chromium.org
Subject: [Intel-gfx] [PATCH v4 03/16] drm/i915/hotplug: Handle CP_IRQ for DP-MST
Date: Tue, 27 Oct 2020 22:11:55 +0530	[thread overview]
Message-ID: <20201027164208.10026-4-anshuman.gupta@intel.com> (raw)
In-Reply-To: <20201027164208.10026-1-anshuman.gupta@intel.com>

Handle CP_IRQ in DEVICE_SERVICE_IRQ_VECTOR_ESI0
It requires to call intel_hdcp_handle_cp_irq() in case
of CP_IRQ is triggered by a sink in DP-MST topology.

Cc: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: Ramalingam C <ramalingam.c@intel.com>
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 818daab252f3..21c6c9828cd7 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -5657,6 +5657,17 @@ static void intel_dp_handle_test_request(struct intel_dp *intel_dp)
 			    "Could not write test response to sink\n");
 }
 
+static void
+intel_dp_mst_hpd_irq(struct intel_dp *intel_dp, u8 *esi, bool *handled)
+{
+		drm_dp_mst_hpd_irq(&intel_dp->mst_mgr, esi, handled);
+
+		if (esi[1] & DP_CP_IRQ) {
+			intel_hdcp_handle_cp_irq(intel_dp->attached_connector);
+			*handled = true;
+		}
+}
+
 /**
  * intel_dp_check_mst_status - service any pending MST interrupts, check link status
  * @intel_dp: Intel DP struct
@@ -5701,7 +5712,8 @@ intel_dp_check_mst_status(struct intel_dp *intel_dp)
 
 		drm_dbg_kms(&i915->drm, "got esi %3ph\n", esi);
 
-		drm_dp_mst_hpd_irq(&intel_dp->mst_mgr, esi, &handled);
+		intel_dp_mst_hpd_irq(intel_dp, esi, &handled);
+
 		if (!handled)
 			break;
 
-- 
2.26.2

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  parent reply	other threads:[~2020-10-27 16:56 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-27 16:41 [Intel-gfx] [PATCH v4 00/16] HDCP 2.2 and HDCP 1.4 Gen12 DP MST support Anshuman Gupta
2020-10-27 16:41 ` [Intel-gfx] [PATCH v4 01/16] drm/i915/hdcp: Update CP property in update_pipe Anshuman Gupta
2020-11-02  7:45   ` Shankar, Uma
2020-11-05 13:18   ` Ramalingam C
2020-11-05 13:21     ` Ramalingam C
2020-11-05 13:26       ` Ramalingam C
2020-10-27 16:41 ` [Intel-gfx] [PATCH v4 02/16] drm/i915/hdcp: Get conn while content_type changed Anshuman Gupta
2020-11-02  7:45   ` Shankar, Uma
2020-11-05 13:23   ` Ramalingam C
2020-10-27 16:41 ` Anshuman Gupta [this message]
2020-11-06 12:00   ` [Intel-gfx] [PATCH v4 03/16] drm/i915/hotplug: Handle CP_IRQ for DP-MST Ramalingam C
2020-10-27 16:41 ` [Intel-gfx] [PATCH v4 04/16] drm/i915/hdcp: DP MST transcoder for link and stream Anshuman Gupta
2020-11-05 13:52   ` Ramalingam C
2020-10-27 16:41 ` [Intel-gfx] [PATCH v4 05/16] drm/i915/hdcp: Move HDCP enc status timeout to header Anshuman Gupta
2020-11-05 13:57   ` Ramalingam C
2020-10-27 16:41 ` [Intel-gfx] [PATCH v4 06/16] drm/i915/hdcp: HDCP stream encryption support Anshuman Gupta
2020-11-02  7:47   ` Shankar, Uma
2020-11-05 15:34   ` Ramalingam C
2020-11-06  5:22     ` Anshuman Gupta
2020-11-06  7:52       ` Ramalingam C
2020-10-27 16:41 ` [Intel-gfx] [PATCH v4 07/16] drm/i915/hdcp: Enable Gen12 HDCP 1.4 DP MST support Anshuman Gupta
2020-11-02  7:47   ` Shankar, Uma
2020-11-05 15:41   ` Ramalingam C
2020-11-06  6:36     ` Anshuman Gupta
2020-10-27 16:42 ` [Intel-gfx] [PATCH v4 08/16] drm/i915/hdcp: Pass dig_port to intel_hdcp_init Anshuman Gupta
2020-11-05 16:39   ` Ramalingam C
2020-11-06  4:50     ` Anshuman Gupta
2020-11-06  7:48       ` Ramalingam C
2020-10-27 16:42 ` [Intel-gfx] [PATCH v4 09/16] drm/i915/hdcp: Encapsulate hdcp_port_data to dig_port Anshuman Gupta
2020-11-06 11:34   ` Ramalingam C
2020-10-27 16:42 ` [Intel-gfx] [PATCH v4 10/16] misc/mei/hdcp: Fix AUTH_STREAM_REQ cmd buffer len Anshuman Gupta
2020-11-05 16:07   ` Ramalingam C
2020-10-27 16:42 ` [Intel-gfx] [PATCH v4 11/16] drm/hdcp: Max MST content streams Anshuman Gupta
2020-11-05 16:09   ` Ramalingam C
2020-10-27 16:42 ` [Intel-gfx] [PATCH v4 12/16] drm/i915/hdcp: MST streams support in hdcp port_data Anshuman Gupta
2020-11-02  7:49   ` Shankar, Uma
2020-11-05 16:34   ` Ramalingam C
2020-11-06  6:35     ` Anshuman Gupta
2020-11-06 11:28       ` Ramalingam C
2020-10-27 16:42 ` [Intel-gfx] [PATCH v4 13/16] drm/i915/hdcp: Pass connector to check_2_2_link Anshuman Gupta
2020-11-05 16:45   ` Ramalingam C
2020-11-06  5:08     ` Anshuman Gupta
2020-10-27 16:42 ` [Intel-gfx] [PATCH v4 14/16] drm/i915/hdcp: Add HDCP 2.2 stream register Anshuman Gupta
2020-11-05 16:47   ` Ramalingam C
2020-10-27 16:42 ` [Intel-gfx] [PATCH v4 15/16] drm/i915/hdcp: Support for HDCP 2.2 MST shim callbacks Anshuman Gupta
2020-11-02  7:49   ` Shankar, Uma
2020-11-03  6:27   ` Anshuman Gupta
2020-11-06  9:27     ` Ramalingam C
2020-11-06 11:12       ` Ramalingam C
2020-11-09  5:36         ` Anshuman Gupta
2020-11-09  8:38           ` Ramalingam C
2020-10-27 16:42 ` [Intel-gfx] [PATCH v4 16/16] drm/i915/hdcp: Enable HDCP 2.2 MST support Anshuman Gupta
2020-11-06 11:58   ` Ramalingam C
2020-10-28  2:47 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for HDCP 2.2 and HDCP 1.4 Gen12 DP MST support (rev2) Patchwork
2020-10-28  2:49 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2020-10-28  3:17 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2020-10-28  6:40 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork
2020-10-29  8:37   ` Anshuman Gupta
2020-10-29 22:11     ` Vudum, Lakshminarayana
2020-10-29 17:40 ` Patchwork
2020-10-29 17:54 ` [Intel-gfx] ✓ Fi.CI.IGT: success " Patchwork
2020-11-02  9:02   ` Anshuman Gupta
2020-11-03  7:05 ` [Intel-gfx] ✗ Fi.CI.SPARSE: warning for HDCP 2.2 and HDCP 1.4 Gen12 DP MST support (rev3) Patchwork

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