From a7fcc3237f31a4e206953bb73cf41bd429442f09 Mon Sep 17 00:00:00 2001
From: Jeykumar Sankaran <jsanka@codeaurora.org>
Date: Wed, 13 Feb 2019 17:19:12 -0800
Subject: [PATCH] drm/msm/dpu: release resources on modeset failure
release resources allocated in mode_set if any of
the hw check fails. Most of these checks are not
necessary and they will be removed in the follow up
patches with state based resource allocations.
Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1550107156-17625-4-git-send-email-jsanka@codeaurora.org
Signed-off-by: Rob Clark <robdclark@chromium.org>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c | 7 +++++--
1 file changed, 5 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 c51bc0fdd9c3b..7d7779d701457 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -1026,13 +1026,13 @@ static void dpu_encoder_virt_mode_set(struct drm_encoder *drm_enc,
if (!dpu_enc->hw_pp[i]) {
DPU_ERROR_ENC(dpu_enc, "no pp block assigned"
"at idx: %d\n", i);
- return;
+ goto error;
}
if (!hw_ctl[i]) {
DPU_ERROR_ENC(dpu_enc, "no ctl block assigned"
"at idx: %d\n", i);
- return;
+ goto error;
}
phys->hw_pp = dpu_enc->hw_pp[i];
@@ -1045,6 +1045,9 @@ static void dpu_encoder_virt_mode_set(struct drm_encoder *drm_enc,
}
dpu_enc->mode_set_complete = true;
+
+error:
+ dpu_rm_release(&dpu_kms->rm, drm_enc);
}
static void _dpu_encoder_virt_enable_helper(struct drm_encoder *drm_enc)
--
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