// SPDX-License-Identifier: GPL-2.0-only
-/* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
+/*
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
*/
#include "dpu_hwio.h"
#define INTF_CFG2_DATABUS_WIDEN BIT(0)
#define INTF_CFG2_DATA_HCTL_EN BIT(4)
+#define INTF_MISR_CTRL 0x180
+#define INTF_MISR_SIGNATURE 0x184
+
static const struct dpu_intf_cfg *_intf_offset(enum dpu_intf intf,
const struct dpu_mdss_cfg *m,
void __iomem *addr,
return DPU_REG_READ(c, INTF_LINE_COUNT);
}
+static void dpu_hw_intf_setup_misr(struct dpu_hw_intf *intf, bool enable, u32 frame_count)
+{
+ dpu_hw_setup_misr(&intf->hw, INTF_MISR_CTRL, enable, frame_count);
+}
+
+static int dpu_hw_intf_collect_misr(struct dpu_hw_intf *intf, u32 *misr_value)
+{
+ return dpu_hw_collect_misr(&intf->hw, INTF_MISR_CTRL, INTF_MISR_SIGNATURE, misr_value);
+}
+
static void _setup_intf_ops(struct dpu_hw_intf_ops *ops,
unsigned long cap)
{
ops->get_line_count = dpu_hw_intf_get_line_count;
if (cap & BIT(DPU_INTF_INPUT_CTRL))
ops->bind_pingpong_blk = dpu_hw_intf_bind_pingpong_blk;
+ ops->setup_misr = dpu_hw_intf_setup_misr;
+ ops->collect_misr = dpu_hw_intf_collect_misr;
}
struct dpu_hw_intf *dpu_hw_intf_init(enum dpu_intf idx,
/* SPDX-License-Identifier: GPL-2.0-only */
-/* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
+/*
+ * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
+ * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
*/
#ifndef _DPU_HW_INTF_H
* @ get_line_count: reads current vertical line counter
* @bind_pingpong_blk: enable/disable the connection with pingpong which will
* feed pixels to this interface
+ * @setup_misr: enable/disable MISR
+ * @collect_misr: read MISR signature
*/
struct dpu_hw_intf_ops {
void (*setup_timing_gen)(struct dpu_hw_intf *intf,
void (*bind_pingpong_blk)(struct dpu_hw_intf *intf,
bool enable,
const enum dpu_pingpong pp);
+ void (*setup_misr)(struct dpu_hw_intf *intf, bool enable, u32 frame_count);
+ int (*collect_misr)(struct dpu_hw_intf *intf, u32 *misr_value);
};
struct dpu_hw_intf {