From patchwork Mon Sep 30 10:06:07 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yongbang Shi X-Patchwork-Id: 13817578 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A00DDECE572 for ; Tue, 1 Oct 2024 07:26:21 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6BCA410E5EF; Tue, 1 Oct 2024 07:26:15 +0000 (UTC) Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) by gabe.freedesktop.org (Postfix) with ESMTPS id 66C6910E2DD for ; Mon, 30 Sep 2024 10:30:59 +0000 (UTC) Received: from mail.maildlp.com (unknown [172.19.88.214]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4XHH0P3llNz2QTys; Mon, 30 Sep 2024 18:11:17 +0800 (CST) Received: from kwepemd500013.china.huawei.com (unknown [7.221.188.12]) by mail.maildlp.com (Postfix) with ESMTPS id 0FDE91A016C; Mon, 30 Sep 2024 18:12:11 +0800 (CST) Received: from localhost.huawei.com (10.169.71.169) by kwepemd500013.china.huawei.com (7.221.188.12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.34; Mon, 30 Sep 2024 18:12:09 +0800 From: shiyongbang To: , , , , , , , CC: , , , , , , , , Subject: [PATCH drm-dp 1/4] drm/hisilicon/hibmc: add dp aux in hibmc drivers Date: Mon, 30 Sep 2024 18:06:07 +0800 Message-ID: <20240930100610.782363-2-shiyongbang@huawei.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20240930100610.782363-1-shiyongbang@huawei.com> References: <20240930100610.782363-1-shiyongbang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.169.71.169] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To kwepemd500013.china.huawei.com (7.221.188.12) X-Mailman-Approved-At: Tue, 01 Oct 2024 07:26:13 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: baihan li Add dp aux read/write functions. They are basic functions and will be used later. Signed-off-by: baihan li --- drivers/gpu/drm/hisilicon/hibmc/Makefile | 3 +- drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.c | 227 +++++++++++++++++++ drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.h | 80 +++++++ drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h | 88 +++++++ drivers/gpu/drm/hisilicon/hibmc/dp/dp_reg.h | 76 +++++++ 5 files changed, 473 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.c create mode 100644 drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.h create mode 100644 drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h create mode 100644 drivers/gpu/drm/hisilicon/hibmc/dp/dp_reg.h diff --git a/drivers/gpu/drm/hisilicon/hibmc/Makefile b/drivers/gpu/drm/hisilicon/hibmc/Makefile index d25c75e60d3d..8770ec6dfffd 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/Makefile +++ b/drivers/gpu/drm/hisilicon/hibmc/Makefile @@ -1,4 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only -hibmc-drm-y := hibmc_drm_drv.o hibmc_drm_de.o hibmc_drm_vdac.o hibmc_drm_i2c.o +hibmc-drm-y := hibmc_drm_drv.o hibmc_drm_de.o hibmc_drm_vdac.o hibmc_drm_i2c.o \ + dp/dp_aux.o obj-$(CONFIG_DRM_HISI_HIBMC) += hibmc-drm.o diff --git a/drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.c b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.c new file mode 100644 index 000000000000..e85ac22c18a9 --- /dev/null +++ b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.c @@ -0,0 +1,227 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +// Copyright (c) 2024 Hisilicon Limited. + +#include +#include +#include +#include +#include +#include "dp_comm.h" +#include "dp_reg.h" +#include "dp_aux.h" + +static void dp_aux_reset(const struct hibmc_dp_aux *aux) +{ + dp_write_bits(aux->addr + DP_DPTX_RST_CTRL, DP_CFG_AUX_RST_N, 0x0); + usleep_range(10, 15); + dp_write_bits(aux->addr + DP_DPTX_RST_CTRL, DP_CFG_AUX_RST_N, 0x1); +} + +static void dp_aux_read_data(struct hibmc_dp_aux *aux, u8 *buf, u8 size) +{ + u32 reg_num; + u32 value; + u32 num; + u8 i, j; + + reg_num = round_up(size, AUX_4_BYTE) / AUX_4_BYTE; + for (i = 0; i < reg_num; i++) { + /* number of bytes read from a single register */ + num = min(size - i * AUX_4_BYTE, AUX_4_BYTE); + value = readl(aux->addr + DP_AUX_RD_DATA0 + i * AUX_4_BYTE); + /* convert the 32-bit value of the register to the buffer. */ + for (j = 0; j < num; j++) + buf[i * AUX_4_BYTE + j] = value >> (j * AUX_8_BIT); + } +} + +static void dp_aux_write_data(struct hibmc_dp_aux *aux, u8 *buf, u8 size) +{ + u32 reg_num; + u32 value; + u8 i, j; + u32 num; + + reg_num = round_up(size, AUX_4_BYTE) / AUX_4_BYTE; + for (i = 0; i < reg_num; i++) { + /* number of bytes written to a single register */ + num = min_t(u8, size - i * AUX_4_BYTE, AUX_4_BYTE); + value = 0; + /* obtain the 32-bit value written to a single register. */ + for (j = 0; j < num; j++) + value |= buf[i * AUX_4_BYTE + j] << (j * AUX_8_BIT); + /* writing data to a single register */ + writel(value, aux->addr + DP_AUX_WR_DATA0 + i * AUX_4_BYTE); + } +} + +static u32 dp_aux_build_cmd(const struct hibmc_dp_aux_msg *msg) +{ + u32 aux_cmd = msg->request << AUX_CMD_REQ_TYPE_S; + + if (msg->size) + aux_cmd |= (msg->size - 1) << AUX_CMD_REQ_LEN_S; + else + aux_cmd |= 1 << AUX_CMD_I2C_ADDR_ONLY_S; + + aux_cmd |= msg->address << AUX_CMD_ADDR_S; + + return aux_cmd; +} + +/* ret >= 0 ,ret is size; ret < 0, ret is err code */ +static int dp_aux_parse_xfer(struct hibmc_dp_aux *aux, struct hibmc_dp_aux_msg *msg) +{ + u32 buf_data_cnt; + u32 aux_status; + int ret = 0; + + aux_status = readl(aux->addr + DP_AUX_STATUS); + msg->reply = (aux_status & DP_CFG_AUX_STATUS) >> DP_CFG_AUX_STATUS_S; + + if (aux_status & DP_CFG_AUX_TIMEOUT) + return -ETIMEDOUT; + + /* only address */ + if (!msg->size) + return 0; + + if (msg->reply != DP_AUX_ACK) + return 0; + + buf_data_cnt = (aux_status & DP_CFG_AUX_READY_DATA_BYTE) >> AUX_READY_DATA_BYTE_S; + + switch (msg->request) { + case DP_NATIVE_W: + ret = msg->size; + break; + case DP_I2C_MOT_W: + if (buf_data_cnt == AUX_I2C_WRITE_SUCCESS) + ret = msg->size; + else if (buf_data_cnt == AUX_I2C_WRITE_PARTIAL_SUCCESS) + ret = (aux_status & DP_CFG_AUX) >> DP_CFG_AUX_S; + break; + case DP_NATIVE_R: + case DP_I2C_MOT_R: + buf_data_cnt--; + /* only the successful part of data is read */ + if (buf_data_cnt != msg->size) { + ret = -EBUSY; + } else { /* all data is successfully read */ + dp_aux_read_data(aux, msg->buf, msg->size); + ret = msg->size; + } + break; + default: + return -EINVAL; + } + + return ret; +} + +/* ret >= 0 ,ret is size; ret < 0, ret is err code */ +static int dp_aux_xfer(struct hibmc_dp_aux *aux, struct hibmc_dp_aux_msg *msg) +{ + u32 aux_cmd; + int ret; + u32 val; /* val will be assigned at the beginning of readl_poll_timeout function */ + + aux_cmd = dp_aux_build_cmd(msg); + writel(aux_cmd, aux->addr + DP_AUX_CMD_ADDR); + + /* enable aux transfer */ + dp_write_bits(aux->addr + DP_AUX_REQ, DP_CFG_AUX_REQ, 0x1); + ret = readl_poll_timeout(aux->addr + DP_AUX_REQ, val, !(val & DP_CFG_AUX_REQ), 50, 5000); + if (ret) { + dp_aux_reset(aux); + return ret; + } + + return dp_aux_parse_xfer(aux, msg); +} + +/* ret >= 0 ,ret is size; ret < 0, ret is err code */ +static int dp_aux_rw(struct hibmc_dp_aux *aux, u32 address, u8 *buffer, u8 request, u8 size) +{ + struct hibmc_dp_aux_msg msg; + u32 retry; + int ret; + + msg.address = address; + msg.request = request; + msg.buf = buffer; + msg.size = size; + + mutex_lock(&aux->lock); + + writel(0, aux->addr + DP_AUX_WR_DATA0); + writel(0, aux->addr + DP_AUX_WR_DATA1); + writel(0, aux->addr + DP_AUX_WR_DATA2); + writel(0, aux->addr + DP_AUX_WR_DATA3); + + dp_aux_write_data(aux, buffer, size); + + for (retry = 0; retry < AUX_RW_MAX_RETRY; retry++) { + ret = dp_aux_xfer(aux, &msg); + if (ret < 0) { + if (ret == -EBUSY) { + usleep_range(450, 500); + continue; + } else if (ret == -ETIMEDOUT) { + continue; + } else { + goto exit; + } + } + switch (msg.reply & DP_AUX_NATIVE_REPLY_MASK) { + case DP_AUX_ACK: + goto exit; + case DP_AUX_NACK: + case DP_AUX_DEFER: + usleep_range(450, 500); + continue; + default: + ret = -EINVAL; + goto exit; + } + } + +exit: + mutex_unlock(&aux->lock); + + return ret; +} + +int dp_aux_write(struct hibmc_dp_dev *dp, u32 address, u8 *buffer, u8 size) +{ + int ret; + + ret = dp_aux_rw(&dp->aux, address, buffer, DP_NATIVE_W, size); + if (ret != size) { + drm_err(dp->dev, "dp aux dpcd write failed, address:0x%x, size:%u, ret:%d!\n", + address, size, ret); + if (ret < 0) + return ret; + else + return -EFAULT; + } + + return 0; +} + +int dp_aux_read(struct hibmc_dp_dev *dp, u32 address, u8 *buffer, u8 size) +{ + int ret; + + ret = dp_aux_rw(&dp->aux, address, buffer, DP_NATIVE_R, size); + if (ret != size) { + drm_err(dp->dev, "dp aux dpcd read failed, address:0x%x, size:%u, ret:%d!\n", + address, size, ret); + if (ret < 0) + return ret; + else + return -EFAULT; + } + + return 0; +} diff --git a/drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.h b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.h new file mode 100644 index 000000000000..9b738cf2cc6a --- /dev/null +++ b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_aux.h @@ -0,0 +1,80 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* Copyright (c) 2024 Hisilicon Limited. */ + +#ifndef DP_AUX_H +#define DP_AUX_H + +#include +#include "dp_comm.h" + +#define DP_I2C_MOT_W 0x4 +#define DP_I2C_MOT_R 0x5 +#define DP_NATIVE_W 0x8 +#define DP_NATIVE_R 0x9 + +#define AUX_I2C_WRITE_SUCCESS 0x1 +#define AUX_I2C_WRITE_PARTIAL_SUCCESS 0x2 + +#define EQ_MAX_RETRY 5 +#define AUX_RW_MAX_RETRY 7 + +#define DPCD_LINK_BW_SET 0x0100 +#define DPCD_LANE_COUNT_SET 0x0101 +#define DPCD_TRAINING_PATTERN_SET 0x0102 +#define DPCD_TRAINING_LANE0_SET 0x0103 +#define DPCD_DOWNSPREAD_CTRL 0x0107 +#define DPCD_LANE0_1_STATUS 0x0202 +#define DPCD_ADJUST_REQUEST_LANE0_1 0x0206 + +#define DPCD_VOLTAGE_SWING_LANE_0 (BIT(0) | BIT(1)) +#define DPCD_PRE_EMPHASIS_LANE_0 (BIT(2) | BIT(3)) +#define DPCD_VOLTAGE_SWING_SET_S 0 +#define DPCD_PRE_EMPHASIS_SET_S 3 +#define DPCD_SCRAMBLING_DISABLE BIT(5) +#define DPCD_CR_DONE_BITS BIT(0) +#define DPCD_EQ_DONE_BITS (BIT(0) | BIT(1) | BIT(2)) +#define DPCD_ENHANCED_FRAME_EN 0x80 + +#define DPCD_TRAINING_PATTERN_DISABLE 0x0 +#define DPCD_TRAINING_PATTERN_1 0x1 +#define DPCD_TRAINING_PATTERN_2 0x2 +#define DPCD_TRAINING_PATTERN_3 0x3 +#define DPCD_TRAINING_PATTERN_4 0x7 +#define DPCD_VOLTAGE_SWING_LEVEL_0 FIELD_PREP(GENMASK(1, 0), 0) +#define DPCD_VOLTAGE_SWING_LEVEL_1 FIELD_PREP(GENMASK(1, 0), 1) +#define DPCD_VOLTAGE_SWING_LEVEL_2 FIELD_PREP(GENMASK(1, 0), 2) +#define DPCD_VOLTAGE_SWING_LEVEL_3 FIELD_PREP(GENMASK(1, 0), 3) +#define DPCD_PRE_EMPHASIS_LEVEL_0 FIELD_PREP(GENMASK(4, 3), 0) +#define DPCD_PRE_EMPHASIS_LEVEL_1 FIELD_PREP(GENMASK(4, 3), 1) +#define DPCD_PRE_EMPHASIS_LEVEL_2 FIELD_PREP(GENMASK(4, 3), 2) +#define DPCD_PRE_EMPHASIS_LEVEL_3 FIELD_PREP(GENMASK(4, 3), 3) + +#define DP_LINK_RATE_NUM 4 +#define DP_LINK_RATE_0 0x6 +#define DP_LINK_RATE_1 0xA +#define DP_LINK_RATE_2 0x14 +#define DP_LINK_RATE_3 0x1E +#define DP_AUX_NATIVE_REPLY_MASK (0x3 << 4) +#define DP_AUX_ACK (0 << 4) +#define DP_AUX_NACK (0x1 << 4) +#define DP_AUX_DEFER (0x2 << 4) +#define DP_CFG_AUX_S 17 +#define DP_CFG_AUX_STATUS_S 4 + +#define AUX_4_BYTE 4 +#define AUX_4_BIT 4 +#define AUX_8_BIT 8 +#define AUX_RESET_INTERVAL 15 +#define AUX_RETRY_INTERVAL 500 +#define AUX_READY_DATA_BYTE_S 12 + +/* aux_cmd_addr register shift */ +#define AUX_CMD_REQ_TYPE_S 0 +#define AUX_CMD_REQ_LEN_S 4 +#define AUX_CMD_ADDR_S 8 +#define AUX_CMD_I2C_ADDR_ONLY_S 28 + +int dp_aux_write(struct hibmc_dp_dev *dp, u32 address, u8 *buffer, u8 size); +int dp_aux_read(struct hibmc_dp_dev *dp, u32 address, u8 *buffer, u8 size); + +#endif diff --git a/drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h new file mode 100644 index 000000000000..931f08a70bb4 --- /dev/null +++ b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_comm.h @@ -0,0 +1,88 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* Copyright (c) 2024 Hisilicon Limited. */ + +#ifndef DP_COMM_H +#define DP_COMM_H + +#include +#include +#include +#include +#include +#include + +#define REG_LENGTH 32 + +static inline u32 dp_read_bits(void __iomem *addr, u32 bit_mask) +{ + u32 reg_val; + + reg_val = readl(addr); + + return (reg_val & bit_mask) >> __ffs(bit_mask); +} + +static inline void dp_write_bits(void __iomem *addr, u32 bit_mask, u32 val) +{ + u32 reg_val; + + reg_val = readl(addr); + reg_val &= ~bit_mask; + reg_val |= (val << __ffs(bit_mask)) & bit_mask; + writel(reg_val, addr); +} + +enum dpcd_revision { + DPCD_REVISION_10 = 0x10, + DPCD_REVISION_11, + DPCD_REVISION_12, + DPCD_REVISION_13, + DPCD_REVISION_14, +}; + +struct hibmc_dp_aux_msg { + u32 address; + u8 request; + u8 *buf; + u8 size; + u8 reply; +}; + +struct hibmc_dp_aux { + struct mutex lock; /* aux transfer lock */ + void __iomem *addr; +}; + +struct link_status { + bool clock_recovered; + bool channel_equalized; + u8 cr_done_lanes; +}; + +struct link_cap { + enum dpcd_revision rx_dpcd_revision; + u8 link_rate; + u8 lanes; + bool is_tps3; + bool is_tps4; +}; + +struct hibmc_dp_link { + struct link_status status; + u8 *train_set; + struct link_cap cap; +}; + +struct hibmc_dp_dev { + struct hibmc_dp_link link; + struct hibmc_dp_aux aux; + struct drm_device *dev; + void __iomem *base; +}; + +static inline struct hibmc_dp_dev *to_dp_dev_s(struct hibmc_dp_aux *aux) +{ + return container_of(aux, struct hibmc_dp_dev, aux); +} + +#endif diff --git a/drivers/gpu/drm/hisilicon/hibmc/dp/dp_reg.h b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_reg.h new file mode 100644 index 000000000000..3dcb847057a4 --- /dev/null +++ b/drivers/gpu/drm/hisilicon/hibmc/dp/dp_reg.h @@ -0,0 +1,76 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* Copyright (c) 2024 Hisilicon Limited. */ + +#ifndef DP_REG_H +#define DP_REG_H + +#define DP_AUX_CMD_ADDR 0x50 +#define DP_AUX_WR_DATA0 0x54 +#define DP_AUX_WR_DATA1 0x58 +#define DP_AUX_WR_DATA2 0x5c +#define DP_AUX_WR_DATA3 0x60 +#define DP_AUX_RD_DATA0 0x64 +#define DP_AUX_REQ 0x74 +#define DP_AUX_STATUS 0x78 +#define DP_PHYIF_CTRL0 0xa0 +#define DP_VIDEO_CTRL 0x100 +#define DP_VIDEO_CONFIG0 0x104 +#define DP_VIDEO_CONFIG1 0x108 +#define DP_VIDEO_CONFIG2 0x10c +#define DP_VIDEO_CONFIG3 0x110 +#define DP_VIDEO_PACKET 0x114 +#define DP_VIDEO_MSA0 0x118 +#define DP_VIDEO_MSA1 0x11c +#define DP_VIDEO_MSA2 0x120 +#define DP_VIDEO_HORIZONTAL_SIZE 0X124 +#define DP_TIMING_GEN_CONFIG0 0x26c +#define DP_TIMING_GEN_CONFIG2 0x274 +#define DP_TIMING_GEN_CONFIG3 0x278 +#define DP_HDCP_CFG 0x600 +#define DP_INTR_ENABLE 0x720 +#define DP_INTR_ORIGINAL_STATUS 0x728 +#define DP_DPTX_RST_CTRL 0x700 +#define DP_DPTX_CLK_CTRL 0x704 +#define DP_DPTX_GCTL0 0x708 +#define DP_TIMING_MODEL_CTRL 0x884 +#define DP_TIMING_SYNC_CTRL 0xFF0 + +#define DP_CFG_AUX_SYNC_LEN_SEL BIT(1) +#define DP_CFG_AUX_TIMER_TIMEOUT BIT(2) +#define DP_CFG_STREAM_FRAME_MODE BIT(6) +#define DP_CFG_AUX_MIN_PULSE_NUM GENMASK(13, 9) +#define DP_CFG_LANE_DATA_EN GENMASK(11, 8) +#define DP_CFG_PHY_LANE_NUM GENMASK(2, 1) +#define DP_CFG_AUX_REQ BIT(0) +#define DP_CFG_AUX_RST_N BIT(4) +#define DP_CFG_AUX_TIMEOUT BIT(0) +#define DP_CFG_AUX_READY_DATA_BYTE GENMASK(16, 12) +#define DP_CFG_AUX GENMASK(24, 17) +#define DP_CFG_AUX_STATUS GENMASK(11, 4) +#define DP_CFG_SCRAMBLE_EN BIT(0) +#define DP_CFG_PAT_SEL GENMASK(7, 4) +#define DP_CFG_TIMING_GEN0_HACTIVE GENMASK(31, 16) +#define DP_CFG_TIMING_GEN0_HBLANK GENMASK(15, 0) +#define DP_CFG_TIMING_GEN0_VACTIVE GENMASK(31, 16) +#define DP_CFG_TIMING_GEN0_VBLANK GENMASK(15, 0) +#define DP_CFG_TIMING_GEN0_VFRONT_PORCH GENMASK(31, 16) +#define DP_CFG_STREAM_HACTIVE GENMASK(31, 16) +#define DP_CFG_STREAM_HBLANK GENMASK(15, 0) +#define DP_CFG_STREAM_HSYNC_WIDTH GENMASK(15, 0) +#define DP_CFG_STREAM_VACTIVE GENMASK(31, 16) +#define DP_CFG_STREAM_VBLANK GENMASK(15, 0) +#define DP_CFG_STREAM_VFRONT_PORCH GENMASK(31, 16) +#define DP_CFG_STREAM_VSYNC_WIDTH GENMASK(15, 0) +#define DP_CFG_STREAM_VSTART GENMASK(31, 16) +#define DP_CFG_STREAM_HSTART GENMASK(15, 0) +#define DP_CFG_STREAM_VSYNC_POLARITY BIT(8) +#define DP_CFG_STREAM_HSYNC_POLARITY BIT(7) +#define DP_CFG_STREAM_RGB_ENABLE BIT(1) +#define DP_CFG_STREAM_VIDEO_MAPPING GENMASK(5, 2) +#define DP_CFG_PIXEL_NUM_TIMING_MODE_SEL1 GENMASK(31, 16) +#define DP_CFG_STREAM_TU_SYMBOL_SIZE GENMASK(5, 0) +#define DP_CFG_STREAM_TU_SYMBOL_FRAC_SIZE GENMASK(9, 6) +#define DP_CFG_STREAM_HTOTAL_SIZE GENMASK(31, 16) +#define DP_CFG_STREAM_HBLANK_SIZE GENMASK(15, 0) + +#endif