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authorSean Paul <seanpaul@chromium.org>2018-09-17 16:49:32 -0400
committerRob Clark <robdclark@gmail.com>2018-10-03 20:24:54 -0400
commit9027b8719bd4f46b09c6b9d082715209c17971e2 (patch)
tree02ac319a4bd88999e99a20ffd794dad2b77b1a42 /drivers
parent8527b2d836571c20c9ed0934668595f9bba8175e (diff)
drm/msm: dpu: Don't reset dpu_enc->cur_master on .disable()
cur_master in dpu_encoder is assigned at modeset and cleared on .disable(). Unfortunately dpms (or enable/disable) does not guarantee a modeset, so cur_master is NULL when we try to re-enable it. This patch moves the NULL assignment to setup_display where it will be re-assigned later in the function. Tested-by: Bruce Wang <bzwang@chromium.org> Reviewed-by: Jeykumar Sankaran <jsanka@codeaurora.org> Signed-off-by: Sean Paul <seanpaul@chromium.org> Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index 8f6880db5c99..96cdf06e7da2 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -1230,8 +1230,6 @@ static void dpu_encoder_virt_disable(struct drm_encoder *drm_enc)
dpu_enc->phys_encs[i]->connector = NULL;
}
- dpu_enc->cur_master = NULL;
-
DPU_DEBUG_ENC(dpu_enc, "encoder disabled\n");
dpu_rm_release(&dpu_kms->rm, drm_enc);
@@ -2073,6 +2071,8 @@ static int dpu_encoder_setup_display(struct dpu_encoder_virt *dpu_enc,
return -EINVAL;
}
+ dpu_enc->cur_master = NULL;
+
memset(&phys_params, 0, sizeof(phys_params));
phys_params.dpu_kms = dpu_kms;
phys_params.parent = &dpu_enc->base;