This is a note to let you know that I've just added the patch titled
drm/xe/display/xe_hdcp_gsc: Free arbiter on driver removal
to the 6.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-xe-display-xe_hdcp_gsc-free-arbiter-on-driver-re.patch
and it can be found in the queue-6.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 8e2e7e9d8252b00cd18625bf08d13c1155fc9076
Author: Nirmoy Das <nirmoy.das@xxxxxxxxx>
Date: Mon Jul 8 14:59:18 2024 +0200
drm/xe/display/xe_hdcp_gsc: Free arbiter on driver removal
[ Upstream commit 609458abd5a10180f513ca364d6c0ae30128c821 ]
Free arbiter allocated in intel_hdcp_gsc_init().
Fixes: 152f2df954d8 ("drm/xe/hdcp: Enable HDCP for XE")
Cc: Suraj Kandpal <suraj.kandpal@xxxxxxxxx>
Cc: Arun R Murthy <arun.r.murthy@xxxxxxxxx>
Cc: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20240708125918.23573-1-nirmoy.das@xxxxxxxxx
Signed-off-by: Nirmoy Das <nirmoy.das@xxxxxxxxx>
(cherry picked from commit 33891539f9d6f245e93a76e3fb5791338180374f)
Signed-off-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/xe/display/xe_hdcp_gsc.c b/drivers/gpu/drm/xe/display/xe_hdcp_gsc.c
index d46f87a039f20..b3d3c065dd9d8 100644
--- a/drivers/gpu/drm/xe/display/xe_hdcp_gsc.c
+++ b/drivers/gpu/drm/xe/display/xe_hdcp_gsc.c
@@ -159,12 +159,16 @@ void intel_hdcp_gsc_fini(struct xe_device *xe)
{
struct intel_hdcp_gsc_message *hdcp_message =
xe->display.hdcp.hdcp_message;
+ struct i915_hdcp_arbiter *arb = xe->display.hdcp.arbiter;
- if (!hdcp_message)
- return;
+ if (hdcp_message) {
+ xe_bo_unpin_map_no_vm(hdcp_message->hdcp_bo);
+ kfree(hdcp_message);
+ xe->display.hdcp.hdcp_message = NULL;
+ }
- xe_bo_unpin_map_no_vm(hdcp_message->hdcp_bo);
- kfree(hdcp_message);
+ kfree(arb);
+ xe->display.hdcp.arbiter = NULL;
}
static int xe_gsc_send_sync(struct xe_device *xe,
