From: Suraj Kandpal <suraj.kandpal@intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [Intel-gfx] [PATCH 0/2] Change HDCP GSC message flow to use same object
Date: Mon, 29 May 2023 17:19:00 +0530 [thread overview]
Message-ID: <20230529114902.1528192-1-suraj.kandpal@intel.com> (raw)
Change HDCP GSC message memory allocation to use same object with
multiple pages one page pointing to input while other points to
output to avoid corruption of output message that can be caused by
overwriting.
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Suraj Kandpal (2):
drm/i915/hdcp: Allocate a multipage object to hdcp_gsc_message
drm/i915/hdcp: Modify intel_gsc_send_sync function
drivers/gpu/drm/i915/display/intel_hdcp_gsc.c | 82 +++++++++++--------
drivers/gpu/drm/i915/display/intel_hdcp_gsc.h | 3 +-
2 files changed, 50 insertions(+), 35 deletions(-)
--
2.25.1
next reply other threads:[~2023-05-29 11:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-29 11:49 Suraj Kandpal [this message]
2023-05-29 11:49 ` [Intel-gfx] [PATCH 1/2] drm/i915/hdcp: Allocate a multipage object to hdcp_gsc_message Suraj Kandpal
2023-05-31 8:26 ` Kandpal, Suraj
2023-06-01 22:39 ` Ceraolo Spurio, Daniele
2023-05-29 11:49 ` [Intel-gfx] [PATCH 2/2] drm/i915/hdcp: Modify intel_gsc_send_sync function Suraj Kandpal
2023-06-01 22:44 ` Ceraolo Spurio, Daniele
2023-05-31 1:06 ` [Intel-gfx] ✗ Fi.CI.SPARSE: warning for Change HDCP GSC message flow to use same object Patchwork
2023-05-31 1:21 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2023-06-01 6:03 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
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