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drm/amd: Add missing kernel doc for prepare_suspend()

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prepare_suspend() is intended to be used for any IP blocks
that must allocate memory during the suspend sequence.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Closes: https://lore.kernel.org/all/20231017143555.6a6450fc@canb.auug.org.au/
Fixes: cb11ca3233aa ("drm/amd: Add concept of running prepare_suspend() sequence for IP blocks")
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Mario Limonciello 2023-10-17 14:37:43 -05:00 committed by Alex Deucher
parent 20ace55bc0
commit 2ceec37b0e
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/amd/include/amd_shared.h
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@ -273,6 +273,8 @@ enum amd_dpm_forced_level;
* @hw_init: sets up the hw state
* @hw_fini: tears down the hw state
* @late_fini: final cleanup
* @prepare_suspend: handle IP specific changes to prepare for suspend
* (such as allocating any required memory)
* @suspend: handles IP specific hw/sw changes for suspend
* @resume: handles IP specific hw/sw changes for resume
* @is_idle: returns current IP block idle status