[PATCH AUTOSEL 6.1 31/38] drm/amd/display: Unassign does_plane_fit_in_mall function from dcn3.2
From: Sasha Levin
Date: Thu Feb 09 2023 - 06:20:17 EST
From: George Shen <george.shen@xxxxxxx>
[ Upstream commit 275d8a1db261a1272a818d40ebc61b3b865b60e5 ]
[Why]
The hwss function does_plane_fit_in_mall not applicable to dcn3.2 asics.
Using it with dcn3.2 can result in undefined behaviour.
[How]
Assign the function pointer to NULL.
Reviewed-by: Alvin Lee <Alvin.Lee2@xxxxxxx>
Acked-by: Alex Hung <alex.hung@xxxxxxx>
Signed-off-by: George Shen <george.shen@xxxxxxx>
Tested-by: Daniel Wheeler <daniel.wheeler@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/gpu/drm/amd/display/dc/dcn32/dcn32_init.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_init.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_init.c
index 45a949ba6f3f3..7b7f0e6b2a2ff 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_init.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_init.c
@@ -94,7 +94,7 @@ static const struct hw_sequencer_funcs dcn32_funcs = {
.get_vupdate_offset_from_vsync = dcn10_get_vupdate_offset_from_vsync,
.calc_vupdate_position = dcn10_calc_vupdate_position,
.apply_idle_power_optimizations = dcn32_apply_idle_power_optimizations,
- .does_plane_fit_in_mall = dcn30_does_plane_fit_in_mall,
+ .does_plane_fit_in_mall = NULL,
.set_backlight_level = dcn21_set_backlight_level,
.set_abm_immediate_disable = dcn21_set_abm_immediate_disable,
.hardware_release = dcn30_hardware_release,
--
2.39.0