The DPU_INTF_TE bit is set for all INTF blocks on DPU >= 5.0, however only INTF_1 and INTF_2 actually support tearing control. Rather than trying to fix the DPU_INTF_TE, check for the presense of the corresponding interrupt line. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c index 7ca772791a73..8abdf9553f3b 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_intf.c @@ -557,7 +557,7 @@ struct dpu_hw_intf *dpu_hw_intf_init(const struct dpu_intf_cfg *cfg, c->ops.setup_misr = dpu_hw_intf_setup_misr; c->ops.collect_misr = dpu_hw_intf_collect_misr; - if (cfg->features & BIT(DPU_INTF_TE)) { + if (cfg->intr_tear_rd_ptr) { c->ops.enable_tearcheck = dpu_hw_intf_enable_te; c->ops.disable_tearcheck = dpu_hw_intf_disable_te; c->ops.connect_external_te = dpu_hw_intf_connect_external_te; -- 2.39.2