[PATCH v4 08/19] drm/msm/dpu: Clear CTL_FETCH_PIPE_ACTIVE on ctl_path reset

From: Krzysztof Kozlowski
Date: Tue Mar 11 2025 - 15:05:52 EST


Resetting entire CTL path should also include resetting active fetch
pipes.

Fixes: e1a950eec256 ("drm/msm/dpu: add reset_intf_cfg operation for dpu_hw_ctl")
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---

Changes in v3:
1. New patch, split from previous big DPU v12.0.
---
drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
index 951d5dccab6faf34a519d06683514aea1ee6ef60..2ce59ba50ffa0d14eaa07e993fadf0f218390ef1 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
@@ -667,6 +667,9 @@ static void dpu_hw_ctl_reset_intf_cfg_v1(struct dpu_hw_ctl *ctx,

dpu_hw_ctl_clear_all_blendstages(ctx);

+ if (ctx->ops.set_active_fetch_pipes)
+ ctx->ops.set_active_fetch_pipes(ctx, NULL);
+
if (cfg->intf) {
intf_active = DPU_REG_READ(c, CTL_INTF_ACTIVE);
intf_active &= ~BIT(cfg->intf - INTF_0);

--
2.43.0