summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c')
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c6
1 files changed, 6 insertions, 0 deletions
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 02da9ecf71f1..3584f5ee6bb3 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
@@ -92,6 +92,11 @@ static inline void dpu_hw_ctl_trigger_start(struct dpu_hw_ctl *ctx)
DPU_REG_WRITE(&ctx->hw, CTL_START, 0x1);
}
+static inline bool dpu_hw_ctl_is_started(struct dpu_hw_ctl *ctx)
+{
+ return !!(DPU_REG_READ(&ctx->hw, CTL_START) & BIT(0));
+}
+
static inline void dpu_hw_ctl_trigger_pending(struct dpu_hw_ctl *ctx)
{
trace_dpu_hw_ctl_trigger_prepare(ctx->pending_flush_mask,
@@ -587,6 +592,7 @@ static void _setup_ctl_ops(struct dpu_hw_ctl_ops *ops,
ops->get_pending_flush = dpu_hw_ctl_get_pending_flush;
ops->get_flush_register = dpu_hw_ctl_get_flush_register;
ops->trigger_start = dpu_hw_ctl_trigger_start;
+ ops->is_started = dpu_hw_ctl_is_started;
ops->trigger_pending = dpu_hw_ctl_trigger_pending;
ops->reset = dpu_hw_ctl_reset_control;
ops->wait_reset_status = dpu_hw_ctl_wait_reset_status;