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drm/amd/display: Init link enc resources in dc_state only if res_pool presents

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[Why & How]
res_pool is not initialized in all situations such as virtual
environments, and therefore link encoder resources should not be
initialized if res_pool is NULL.

Cc: Mario Limonciello <mario.limonciello@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Reviewed-by: Martin Leung <martin.leung@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Dillon Varone <dillon.varone@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dillon Varone 2023-12-28 21:36:39 -05:00 committed by Alex Deucher
parent 3bb9b1f958
commit aa36d8971f
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/amd/display/dc/core/dc_state.c
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@ -267,7 +267,8 @@ void dc_state_construct(struct dc *dc, struct dc_state *state)
state->clk_mgr = dc->clk_mgr;
/* Initialise DIG link encoder resource tracking variables. */
link_enc_cfg_init(dc, state);
if (dc->res_pool)
link_enc_cfg_init(dc, state);
}
void dc_state_destruct(struct dc_state *state)