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| author | Dillon Varone <dillon.varone@amd.com> | 2023-12-28 21:36:39 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-01-15 18:35:37 -0500 |
| commit | ca25a2b5f841f991e472e2dde7f5e2d337dbea08 (patch) | |
| tree | d81227972e5bc3458f029d5d027e99d3b6e084ab /drivers/gpu/drm/amd | |
| parent | ac9c748362fd8d4c678de5a411e5df376f2d1de9 (diff) | |
| download | linux-ca25a2b5f841f991e472e2dde7f5e2d337dbea08.tar.gz linux-ca25a2b5f841f991e472e2dde7f5e2d337dbea08.tar.bz2 linux-ca25a2b5f841f991e472e2dde7f5e2d337dbea08.zip | |
drm/amd/display: Init link enc resources in dc_state only if res_pool presents
[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>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_state.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_state.c b/drivers/gpu/drm/amd/display/dc/core/dc_state.c index 460a8010c79f..56feee0ff01b 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_state.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_state.c @@ -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) |