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From: Anshuman Gupta <anshuman.gupta@intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [Intel-gfx] [PATCH v2 1/2] drm/i915/hdcp: Fix WARN_ON(data->k > INTEL_NUM_PIPES)
Date: Tue, 19 Jan 2021 12:16:54 +0530	[thread overview]
Message-ID: <20210119064655.1605-2-anshuman.gupta@intel.com> (raw)
In-Reply-To: <20210119064655.1605-1-anshuman.gupta@intel.com>

Initialize no. of streams transmitted on a port to zero
such that intel_hdcp_required_content_stream() can
prepared the content stream after subsequemt attmept to
enable hdcp after a HDCP failure.

v2:
- Initialize k at top level instead of else branch. [Jani]

Cc: Ramalingam C <ramalingam.c@intel.com>
Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com>
---
 drivers/gpu/drm/i915/display/intel_hdcp.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_hdcp.c b/drivers/gpu/drm/i915/display/intel_hdcp.c
index db8dff2eeb0a..581ccb038b87 100644
--- a/drivers/gpu/drm/i915/display/intel_hdcp.c
+++ b/drivers/gpu/drm/i915/display/intel_hdcp.c
@@ -53,6 +53,8 @@ intel_hdcp_required_content_stream(struct intel_digital_port *dig_port)
 	bool enforce_type0 = false;
 	int k;
 
+	data->k = 0;
+
 	if (dig_port->hdcp_auth_status)
 		return 0;
 
-- 
2.26.2

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  reply	other threads:[~2021-01-19  7:01 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-19  6:46 [Intel-gfx] [PATCH v2 0/2] HDCP misc fixes Anshuman Gupta
2021-01-19  6:46 ` Anshuman Gupta [this message]
2021-01-22  8:48   ` [Intel-gfx] [PATCH v2 1/2] drm/i915/hdcp: Fix WARN_ON(data->k > INTEL_NUM_PIPES) Nautiyal, Ankit K
2021-01-19  6:46 ` [Intel-gfx] [PATCH v2 2/2] drm/i915/hdcp: Fix uninitialized symbol Anshuman Gupta
2021-01-20  9:31   ` Nautiyal, Ankit K
2021-01-20 10:30   ` Anshuman Gupta
2021-01-19  8:09 ` [Intel-gfx] ✓ Fi.CI.BAT: success for HDCP misc fixes Patchwork
2021-01-19  9:31 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
2021-01-20 16:25 ` [Intel-gfx] ✓ Fi.CI.BAT: success for HDCP misc fixes (rev2) Patchwork
     [not found] ` <161116841080.8788.5294966811685878528@emeril.freedesktop.org>
2021-01-22 11:04   ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Anshuman Gupta

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