The GC 11.0.4 needs load IMU to power up GFX before loads GFX firmware.
Signed-off-by: Li Ma <li.ma@amd.com>
Reviewed-by: Yifan Zhang <yifan1.zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
The `amdgpu_ucode_request` helper will ensure that the return code for
missing firmware is -ENODEV so that early_init can fail.
The `amdgpu_ucode_release` helper will provide symmetery on unload.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
All gc v11_0_3 registers in gcvml2 range have different
register offset from the ones in gc v11_0_0. v11_0_3
imu_rlc_ram programming has to be separated from v11_0_0
implementation
v2: fix checkpatch errors (Alex)
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Yang Wang <KevinYang.Wang@amd.com>
Reviewed-by: Frank Min <Frank.Min@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
APU required to issue the enable GFX IMU message after IMU reset.
Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Tim Huang <Tim.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Switch to use the callback function to poll the reset status on IMU.
Because it will have different sequency on other ASICs.
v2: drop unused variable (Alex)
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
IMU has two work mode such as debug mode and mission mode. Current GC
v11_0_0 is using the debug mode.
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This symbol is not used outside of imu_v11_0.c, so marks it
static.
Fixes the following w1 warning:
drivers/gpu/drm/amd/amdgpu/imu_v11_0.c:302:6: warning: no previous
prototype for ‘program_imu_rlc_ram’ [-Wmissing-prototypes].
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
The GC 11.0.1 needs load IMU to power up the GFX before loads GFX
firmware.
Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Tim Huang <Tim.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Add support to initialize imu for gfx v11.
IMU is a new power management block for
gfx which manages gfx power.
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
