diff options
| author | Vitaly Lubart <vitaly.lubart@intel.com> | 2022-09-28 03:41:35 +0300 |
|---|---|---|
| committer | Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> | 2022-10-03 21:29:11 +0300 |
| commit | c72891256a8068a4c6e335f3e6944e53539230bb (patch) | |
| tree | ed30d3edea83cc4f0105859f6ec9ade3ed6bb648 /include/drm | |
| parent | 2266e58a1c08efacc97a46fd3793a3b1a9323741 (diff) | |
| download | linux-c72891256a8068a4c6e335f3e6944e53539230bb.tar.xz | |
mei: pxp: add command streamer API to the PXP driver
The discrete graphics card with GSC firmware
using command streamer API hence it requires to enhance
pxp module with the new gsc_command() handler.
The handler is implemented via mei_pxp_gsc_command() which is
just a thin wrapper around mei_cldev_send_gsc_command()
Signed-off-by: Vitaly Lubart <vitaly.lubart@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Reviewed-by: Alan Previn <alan.previn.teres.alexis@intel.com>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220928004145.745803-6-daniele.ceraolospurio@intel.com
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/i915_pxp_tee_interface.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/drm/i915_pxp_tee_interface.h b/include/drm/i915_pxp_tee_interface.h index af593ec64469..a702b6ec17f7 100644 --- a/include/drm/i915_pxp_tee_interface.h +++ b/include/drm/i915_pxp_tee_interface.h @@ -8,6 +8,7 @@ #include <linux/mutex.h> #include <linux/device.h> +struct scatterlist; /** * struct i915_pxp_component_ops - ops for PXP services. @@ -23,6 +24,10 @@ struct i915_pxp_component_ops { int (*send)(struct device *dev, const void *message, size_t size); int (*recv)(struct device *dev, void *buffer, size_t size); + ssize_t (*gsc_command)(struct device *dev, u8 client_id, u32 fence_id, + struct scatterlist *sg_in, size_t total_in_len, + struct scatterlist *sg_out); + }; /** |