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drm/amdgpu: add gmc cg support for sienna_cichlid

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Add gmc clockgating support for sienna_cichlid.
The athub version used for sienna_cichlid is v2.1.

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>
This commit is contained in:
Likun Gao 2019-09-29 11:32:24 +08:00 committed by Alex Deucher
parent 45d76eebd8
commit 920a4cd3f3
2 changed files with 10 additions and 2 deletions
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11
drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
View File

@ -48,6 +48,7 @@
#include "gfxhub_v2_1.h"
#include "mmhub_v2_0.h"
#include "athub_v2_0.h"
#include "athub_v2_1.h"
/* XXX Move this macro to navi10 header file, which is like vid.h for VI.*/
#define AMDGPU_NUM_OF_VMIDS 8
@ -1078,7 +1079,10 @@ static int gmc_v10_0_set_clockgating_state(void *handle,
if (r)
return r;
return athub_v2_0_set_clockgating(adev, state);
if (adev->asic_type == CHIP_SIENNA_CICHLID)
return athub_v2_1_set_clockgating(adev, state);
else
return athub_v2_0_set_clockgating(adev, state);
}
static void gmc_v10_0_get_clockgating_state(void *handle, u32 *flags)
@ -1087,7 +1091,10 @@ static void gmc_v10_0_get_clockgating_state(void *handle, u32 *flags)
mmhub_v2_0_get_clockgating(adev, flags);
athub_v2_0_get_clockgating(adev, flags);
if (adev->asic_type == CHIP_SIENNA_CICHLID)
athub_v2_1_get_clockgating(adev, flags);
else
athub_v2_0_get_clockgating(adev, flags);
}
static int gmc_v10_0_set_powergating_state(void *handle,

1
drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c
View File

@ -461,6 +461,7 @@ int mmhub_v2_0_set_clockgating(struct amdgpu_device *adev,
case CHIP_NAVI10:
case CHIP_NAVI14:
case CHIP_NAVI12:
case CHIP_SIENNA_CICHLID:
mmhub_v2_0_update_medium_grain_clock_gating(adev,
state == AMD_CG_STATE_GATE);
mmhub_v2_0_update_medium_grain_light_sleep(adev,