| From | Sasha Levin <> | Subject | [PATCH AUTOSEL 5.13 005/189] drm/amd/display: fix HDCP reset sequence on reinitialize | Date | Tue, 6 Jul 2021 07:11:05 -0400 |
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From: Brandon Syu <Brandon.Syu@amd.com>
[ Upstream commit 99c248c41c2199bd34232ce8e729d18c4b343b64 ]
[why] When setup is called after hdcp has already setup, it would cause to disable HDCP flow won’t execute.
[how] Don't clean up hdcp content to be 0.
Signed-off-by: Brandon Syu <Brandon.Syu@amd.com> Reviewed-by: Wenjing Liu <Wenjing.Liu@amd.com> Acked-by: Wayne Lin <waynelin@amd.com> Tested-by: Daniel Wheeler <daniel.wheeler@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c | 1 - 1 file changed, 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c index 68a6481d7f8f..b963226e8af4 100644 --- a/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c +++ b/drivers/gpu/drm/amd/display/modules/hdcp/hdcp.c @@ -260,7 +260,6 @@ enum mod_hdcp_status mod_hdcp_setup(struct mod_hdcp *hdcp, struct mod_hdcp_output output; enum mod_hdcp_status status = MOD_HDCP_STATUS_SUCCESS; - memset(hdcp, 0, sizeof(struct mod_hdcp)); memset(&output, 0, sizeof(output)); hdcp->config = *config; HDCP_TOP_INTERFACE_TRACE(hdcp); -- 2.30.2
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