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/openbmc/linux/drivers/gpu/drm/amd/include/
H A Damd_shared.hdiff da67a1139f054fc59c9c18f135729bc16aef93d4 Fri Oct 06 13:50:21 CDT 2023 Mario Limonciello <mario.limonciello@amd.com> drm/amd: Add concept of running prepare_suspend() sequence for IP blocks

[ Upstream commit cb11ca3233aa3303dc11dca25977d2e7f24be00f ]

If any IP blocks allocate memory during their hw_fini() sequence
this can cause the suspend to fail under memory pressure. Introduce
a new phase that IP blocks can use to allocate memory before suspend
starts so that it can potentially be evicted into swap instead.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Stable-dep-of: ca299b4512d4 ("drm/amd: Flush GFXOFF requests in prepare stage")
Signed-off-by: Sasha Levin <sashal@kernel.org>
/openbmc/linux/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_device.cdiff da67a1139f054fc59c9c18f135729bc16aef93d4 Fri Oct 06 13:50:21 CDT 2023 Mario Limonciello <mario.limonciello@amd.com> drm/amd: Add concept of running prepare_suspend() sequence for IP blocks

[ Upstream commit cb11ca3233aa3303dc11dca25977d2e7f24be00f ]

If any IP blocks allocate memory during their hw_fini() sequence
this can cause the suspend to fail under memory pressure. Introduce
a new phase that IP blocks can use to allocate memory before suspend
starts so that it can potentially be evicted into swap instead.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Stable-dep-of: ca299b4512d4 ("drm/amd: Flush GFXOFF requests in prepare stage")
Signed-off-by: Sasha Levin <sashal@kernel.org>