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| author | Nipun Gupta <nipun.gupta@amd.com> | 2023-03-13 14:26:35 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-03-29 12:26:32 +0200 |
| commit | 2a226927d9b836ddec674aebbcea311727d04240 (patch) | |
| tree | 508575830ba25653e4d63ea2c7be34c9a630d0f1 /drivers/cdx/controller/mcdi.h | |
| parent | cdx: add cdx controller (diff) | |
| download | linux-2a226927d9b836ddec674aebbcea311727d04240.tar.xz linux-2a226927d9b836ddec674aebbcea311727d04240.zip | |
cdx: add rpmsg communication channel for CDX
RPMsg is used as a transport communication channel. This
change introduces RPMsg driver and integrates it with the
CDX controller.
Signed-off-by: Abhijit Gangurde <abhijit.gangurde@amd.com>
Signed-off-by: Nipun Gupta <nipun.gupta@amd.com>
Reviewed-by: Pieter Jansen van Vuuren <pieter.jansen-van-vuuren@amd.com>
Tested-by: Nikhil Agarwal <nikhil.agarwal@amd.com>
Link: https://lore.kernel.org/r/20230313132636.31850-7-nipun.gupta@amd.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to '')
| -rw-r--r-- | drivers/cdx/controller/mcdi.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/cdx/controller/mcdi.h b/drivers/cdx/controller/mcdi.h index 63933ede33ed..0bfbeab04e43 100644 --- a/drivers/cdx/controller/mcdi.h +++ b/drivers/cdx/controller/mcdi.h @@ -9,6 +9,7 @@ #include <linux/mutex.h> #include <linux/kref.h> +#include <linux/rpmsg.h> #include "bitfield.h" #include "mc_cdx_pcol.h" @@ -62,11 +63,20 @@ enum cdx_mcdi_cmd_state { * with CDX controller. * @mcdi: MCDI interface * @mcdi_ops: MCDI operations + * @r5_rproc : R5 Remoteproc device handle + * @rpdev: RPMsg device + * @ept: RPMsg endpoint + * @work: Post probe work */ struct cdx_mcdi { /* MCDI interface */ struct cdx_mcdi_data *mcdi; const struct cdx_mcdi_ops *mcdi_ops; + + struct rproc *r5_rproc; + struct rpmsg_device *rpdev; + struct rpmsg_endpoint *ept; + struct work_struct work; }; struct cdx_mcdi_ops { |