[Why] The General Purpose Interrupt is used on the DMCUB to pass lightweight commands via a register to the DMCUB. This is limited to 32-bit command and 32-bit response. This will be used for shutting down the firmware in a clean manner. [How] Add the command IDs and the data register to correctly format the commands. Add the interface functions to dmub_srv for sending and receiving the commands. Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> |
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| drm | ||
| host1x | ||
| ipu-v3 | ||
| vga | ||
| Makefile | ||