diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/msm/hdmi | |
| parent | Initial commit. (diff) | |
| download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip | |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/msm/hdmi')
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi.c | 614 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi.h | 267 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi.xml.h | 1377 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_audio.c | 254 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_bridge.c | 357 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c | 1428 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_hpd.c | 263 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_i2c.c | 267 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy.c | 217 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy_8960.c | 51 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy_8996.c | 765 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy_8x60.c | 141 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c | 44 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_pll_8960.c | 453 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/qfprom.xml.h | 61 |
15 files changed, 6559 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c new file mode 100644 index 000000000..333cedc11 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c @@ -0,0 +1,614 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2014 The Linux Foundation. All rights reserved. + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#include <linux/of_irq.h> +#include <linux/of_gpio.h> + +#include <drm/drm_bridge_connector.h> +#include <drm/drm_of.h> + +#include <sound/hdmi-codec.h> +#include "hdmi.h" + +void msm_hdmi_set_mode(struct hdmi *hdmi, bool power_on) +{ + uint32_t ctrl = 0; + unsigned long flags; + + spin_lock_irqsave(&hdmi->reg_lock, flags); + if (power_on) { + ctrl |= HDMI_CTRL_ENABLE; + if (!hdmi->hdmi_mode) { + ctrl |= HDMI_CTRL_HDMI; + hdmi_write(hdmi, REG_HDMI_CTRL, ctrl); + ctrl &= ~HDMI_CTRL_HDMI; + } else { + ctrl |= HDMI_CTRL_HDMI; + } + } else { + ctrl = HDMI_CTRL_HDMI; + } + + hdmi_write(hdmi, REG_HDMI_CTRL, ctrl); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + DBG("HDMI Core: %s, HDMI_CTRL=0x%08x", + power_on ? "Enable" : "Disable", ctrl); +} + +static irqreturn_t msm_hdmi_irq(int irq, void *dev_id) +{ + struct hdmi *hdmi = dev_id; + + /* Process HPD: */ + msm_hdmi_hpd_irq(hdmi->bridge); + + /* Process DDC: */ + msm_hdmi_i2c_irq(hdmi->i2c); + + /* Process HDCP: */ + if (hdmi->hdcp_ctrl) + msm_hdmi_hdcp_irq(hdmi->hdcp_ctrl); + + /* TODO audio.. */ + + return IRQ_HANDLED; +} + +static void msm_hdmi_destroy(struct hdmi *hdmi) +{ + /* + * at this point, hpd has been disabled, + * after flush workq, it's safe to deinit hdcp + */ + if (hdmi->workq) + destroy_workqueue(hdmi->workq); + msm_hdmi_hdcp_destroy(hdmi); + + if (hdmi->phy_dev) { + put_device(hdmi->phy_dev); + hdmi->phy = NULL; + hdmi->phy_dev = NULL; + } + + if (hdmi->i2c) + msm_hdmi_i2c_destroy(hdmi->i2c); + + platform_set_drvdata(hdmi->pdev, NULL); +} + +static int msm_hdmi_get_phy(struct hdmi *hdmi) +{ + struct platform_device *pdev = hdmi->pdev; + struct platform_device *phy_pdev; + struct device_node *phy_node; + + phy_node = of_parse_phandle(pdev->dev.of_node, "phys", 0); + if (!phy_node) { + DRM_DEV_ERROR(&pdev->dev, "cannot find phy device\n"); + return -ENXIO; + } + + phy_pdev = of_find_device_by_node(phy_node); + if (phy_pdev) + hdmi->phy = platform_get_drvdata(phy_pdev); + + of_node_put(phy_node); + + if (!phy_pdev) { + DRM_DEV_ERROR(&pdev->dev, "phy driver is not ready\n"); + return -EPROBE_DEFER; + } + if (!hdmi->phy) { + DRM_DEV_ERROR(&pdev->dev, "phy driver is not ready\n"); + put_device(&phy_pdev->dev); + return -EPROBE_DEFER; + } + + hdmi->phy_dev = get_device(&phy_pdev->dev); + + return 0; +} + +/* construct hdmi at bind/probe time, grab all the resources. If + * we are to EPROBE_DEFER we want to do it here, rather than later + * at modeset_init() time + */ +static struct hdmi *msm_hdmi_init(struct platform_device *pdev) +{ + struct hdmi_platform_config *config = pdev->dev.platform_data; + struct hdmi *hdmi = NULL; + struct resource *res; + int i, ret; + + hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL); + if (!hdmi) { + ret = -ENOMEM; + goto fail; + } + + hdmi->pdev = pdev; + hdmi->config = config; + spin_lock_init(&hdmi->reg_lock); + + ret = drm_of_find_panel_or_bridge(pdev->dev.of_node, 1, 0, NULL, &hdmi->next_bridge); + if (ret && ret != -ENODEV) + goto fail; + + hdmi->mmio = msm_ioremap(pdev, config->mmio_name); + if (IS_ERR(hdmi->mmio)) { + ret = PTR_ERR(hdmi->mmio); + goto fail; + } + + /* HDCP needs physical address of hdmi register */ + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, + config->mmio_name); + if (!res) { + ret = -EINVAL; + goto fail; + } + hdmi->mmio_phy_addr = res->start; + + hdmi->qfprom_mmio = msm_ioremap(pdev, config->qfprom_mmio_name); + if (IS_ERR(hdmi->qfprom_mmio)) { + DRM_DEV_INFO(&pdev->dev, "can't find qfprom resource\n"); + hdmi->qfprom_mmio = NULL; + } + + hdmi->hpd_regs = devm_kcalloc(&pdev->dev, + config->hpd_reg_cnt, + sizeof(hdmi->hpd_regs[0]), + GFP_KERNEL); + if (!hdmi->hpd_regs) { + ret = -ENOMEM; + goto fail; + } + for (i = 0; i < config->hpd_reg_cnt; i++) + hdmi->hpd_regs[i].supply = config->hpd_reg_names[i]; + + ret = devm_regulator_bulk_get(&pdev->dev, config->hpd_reg_cnt, hdmi->hpd_regs); + if (ret) { + DRM_DEV_ERROR(&pdev->dev, "failed to get hpd regulator: %d\n", ret); + goto fail; + } + + hdmi->pwr_regs = devm_kcalloc(&pdev->dev, + config->pwr_reg_cnt, + sizeof(hdmi->pwr_regs[0]), + GFP_KERNEL); + if (!hdmi->pwr_regs) { + ret = -ENOMEM; + goto fail; + } + + for (i = 0; i < config->pwr_reg_cnt; i++) + hdmi->pwr_regs[i].supply = config->pwr_reg_names[i]; + + ret = devm_regulator_bulk_get(&pdev->dev, config->pwr_reg_cnt, hdmi->pwr_regs); + if (ret) { + DRM_DEV_ERROR(&pdev->dev, "failed to get pwr regulator: %d\n", ret); + goto fail; + } + + hdmi->hpd_clks = devm_kcalloc(&pdev->dev, + config->hpd_clk_cnt, + sizeof(hdmi->hpd_clks[0]), + GFP_KERNEL); + if (!hdmi->hpd_clks) { + ret = -ENOMEM; + goto fail; + } + for (i = 0; i < config->hpd_clk_cnt; i++) { + struct clk *clk; + + clk = msm_clk_get(pdev, config->hpd_clk_names[i]); + if (IS_ERR(clk)) { + ret = PTR_ERR(clk); + DRM_DEV_ERROR(&pdev->dev, "failed to get hpd clk: %s (%d)\n", + config->hpd_clk_names[i], ret); + goto fail; + } + + hdmi->hpd_clks[i] = clk; + } + + hdmi->pwr_clks = devm_kcalloc(&pdev->dev, + config->pwr_clk_cnt, + sizeof(hdmi->pwr_clks[0]), + GFP_KERNEL); + if (!hdmi->pwr_clks) { + ret = -ENOMEM; + goto fail; + } + for (i = 0; i < config->pwr_clk_cnt; i++) { + struct clk *clk; + + clk = msm_clk_get(pdev, config->pwr_clk_names[i]); + if (IS_ERR(clk)) { + ret = PTR_ERR(clk); + DRM_DEV_ERROR(&pdev->dev, "failed to get pwr clk: %s (%d)\n", + config->pwr_clk_names[i], ret); + goto fail; + } + + hdmi->pwr_clks[i] = clk; + } + + hdmi->hpd_gpiod = devm_gpiod_get_optional(&pdev->dev, "hpd", GPIOD_IN); + /* This will catch e.g. -EPROBE_DEFER */ + if (IS_ERR(hdmi->hpd_gpiod)) { + ret = PTR_ERR(hdmi->hpd_gpiod); + DRM_DEV_ERROR(&pdev->dev, "failed to get hpd gpio: (%d)\n", ret); + goto fail; + } + + if (!hdmi->hpd_gpiod) + DBG("failed to get HPD gpio"); + + if (hdmi->hpd_gpiod) + gpiod_set_consumer_name(hdmi->hpd_gpiod, "HDMI_HPD"); + + devm_pm_runtime_enable(&pdev->dev); + + hdmi->workq = alloc_ordered_workqueue("msm_hdmi", 0); + if (!hdmi->workq) { + ret = -ENOMEM; + goto fail; + } + + hdmi->i2c = msm_hdmi_i2c_init(hdmi); + if (IS_ERR(hdmi->i2c)) { + ret = PTR_ERR(hdmi->i2c); + DRM_DEV_ERROR(&pdev->dev, "failed to get i2c: %d\n", ret); + hdmi->i2c = NULL; + goto fail; + } + + ret = msm_hdmi_get_phy(hdmi); + if (ret) { + DRM_DEV_ERROR(&pdev->dev, "failed to get phy\n"); + goto fail; + } + + hdmi->hdcp_ctrl = msm_hdmi_hdcp_init(hdmi); + if (IS_ERR(hdmi->hdcp_ctrl)) { + dev_warn(&pdev->dev, "failed to init hdcp: disabled\n"); + hdmi->hdcp_ctrl = NULL; + } + + return hdmi; + +fail: + if (hdmi) + msm_hdmi_destroy(hdmi); + + return ERR_PTR(ret); +} + +/* Second part of initialization, the drm/kms level modeset_init, + * constructs/initializes mode objects, etc, is called from master + * driver (not hdmi sub-device's probe/bind!) + * + * Any resource (regulator/clk/etc) which could be missing at boot + * should be handled in msm_hdmi_init() so that failure happens from + * hdmi sub-device's probe. + */ +int msm_hdmi_modeset_init(struct hdmi *hdmi, + struct drm_device *dev, struct drm_encoder *encoder) +{ + struct msm_drm_private *priv = dev->dev_private; + struct platform_device *pdev = hdmi->pdev; + int ret; + + if (priv->num_bridges == ARRAY_SIZE(priv->bridges)) { + DRM_DEV_ERROR(dev->dev, "too many bridges\n"); + return -ENOSPC; + } + + hdmi->dev = dev; + hdmi->encoder = encoder; + + hdmi_audio_infoframe_init(&hdmi->audio.infoframe); + + hdmi->bridge = msm_hdmi_bridge_init(hdmi); + if (IS_ERR(hdmi->bridge)) { + ret = PTR_ERR(hdmi->bridge); + DRM_DEV_ERROR(dev->dev, "failed to create HDMI bridge: %d\n", ret); + hdmi->bridge = NULL; + goto fail; + } + + if (hdmi->next_bridge) { + ret = drm_bridge_attach(hdmi->encoder, hdmi->next_bridge, hdmi->bridge, + DRM_BRIDGE_ATTACH_NO_CONNECTOR); + if (ret) { + DRM_DEV_ERROR(dev->dev, "failed to attach next HDMI bridge: %d\n", ret); + goto fail; + } + } + + hdmi->connector = drm_bridge_connector_init(hdmi->dev, encoder); + if (IS_ERR(hdmi->connector)) { + ret = PTR_ERR(hdmi->connector); + DRM_DEV_ERROR(dev->dev, "failed to create HDMI connector: %d\n", ret); + hdmi->connector = NULL; + goto fail; + } + + drm_connector_attach_encoder(hdmi->connector, hdmi->encoder); + + hdmi->irq = irq_of_parse_and_map(pdev->dev.of_node, 0); + if (!hdmi->irq) { + ret = -EINVAL; + DRM_DEV_ERROR(dev->dev, "failed to get irq\n"); + goto fail; + } + + ret = devm_request_irq(dev->dev, hdmi->irq, + msm_hdmi_irq, IRQF_TRIGGER_HIGH, + "hdmi_isr", hdmi); + if (ret < 0) { + DRM_DEV_ERROR(dev->dev, "failed to request IRQ%u: %d\n", + hdmi->irq, ret); + goto fail; + } + + drm_bridge_connector_enable_hpd(hdmi->connector); + + ret = msm_hdmi_hpd_enable(hdmi->bridge); + if (ret < 0) { + DRM_DEV_ERROR(&hdmi->pdev->dev, "failed to enable HPD: %d\n", ret); + goto fail; + } + + priv->bridges[priv->num_bridges++] = hdmi->bridge; + + platform_set_drvdata(pdev, hdmi); + + return 0; + +fail: + /* bridge is normally destroyed by drm: */ + if (hdmi->bridge) { + msm_hdmi_bridge_destroy(hdmi->bridge); + hdmi->bridge = NULL; + } + if (hdmi->connector) { + hdmi->connector->funcs->destroy(hdmi->connector); + hdmi->connector = NULL; + } + + return ret; +} + +/* + * The hdmi device: + */ + +#define HDMI_CFG(item, entry) \ + .item ## _names = item ##_names_ ## entry, \ + .item ## _cnt = ARRAY_SIZE(item ## _names_ ## entry) + +static const char *hpd_reg_names_8960[] = {"core-vdda"}; +static const char *hpd_clk_names_8960[] = {"core", "master_iface", "slave_iface"}; + +static struct hdmi_platform_config hdmi_tx_8960_config = { + HDMI_CFG(hpd_reg, 8960), + HDMI_CFG(hpd_clk, 8960), +}; + +static const char *pwr_reg_names_8x74[] = {"core-vdda", "core-vcc"}; +static const char *pwr_clk_names_8x74[] = {"extp", "alt_iface"}; +static const char *hpd_clk_names_8x74[] = {"iface", "core", "mdp_core"}; +static unsigned long hpd_clk_freq_8x74[] = {0, 19200000, 0}; + +static struct hdmi_platform_config hdmi_tx_8974_config = { + HDMI_CFG(pwr_reg, 8x74), + HDMI_CFG(pwr_clk, 8x74), + HDMI_CFG(hpd_clk, 8x74), + .hpd_freq = hpd_clk_freq_8x74, +}; + +/* + * HDMI audio codec callbacks + */ +static int msm_hdmi_audio_hw_params(struct device *dev, void *data, + struct hdmi_codec_daifmt *daifmt, + struct hdmi_codec_params *params) +{ + struct hdmi *hdmi = dev_get_drvdata(dev); + unsigned int chan; + unsigned int channel_allocation = 0; + unsigned int rate; + unsigned int level_shift = 0; /* 0dB */ + bool down_mix = false; + + DRM_DEV_DEBUG(dev, "%u Hz, %d bit, %d channels\n", params->sample_rate, + params->sample_width, params->cea.channels); + + switch (params->cea.channels) { + case 2: + /* FR and FL speakers */ + channel_allocation = 0; + chan = MSM_HDMI_AUDIO_CHANNEL_2; + break; + case 4: + /* FC, LFE, FR and FL speakers */ + channel_allocation = 0x3; + chan = MSM_HDMI_AUDIO_CHANNEL_4; + break; + case 6: + /* RR, RL, FC, LFE, FR and FL speakers */ + channel_allocation = 0x0B; + chan = MSM_HDMI_AUDIO_CHANNEL_6; + break; + case 8: + /* FRC, FLC, RR, RL, FC, LFE, FR and FL speakers */ + channel_allocation = 0x1F; + chan = MSM_HDMI_AUDIO_CHANNEL_8; + break; + default: + return -EINVAL; + } + + switch (params->sample_rate) { + case 32000: + rate = HDMI_SAMPLE_RATE_32KHZ; + break; + case 44100: + rate = HDMI_SAMPLE_RATE_44_1KHZ; + break; + case 48000: + rate = HDMI_SAMPLE_RATE_48KHZ; + break; + case 88200: + rate = HDMI_SAMPLE_RATE_88_2KHZ; + break; + case 96000: + rate = HDMI_SAMPLE_RATE_96KHZ; + break; + case 176400: + rate = HDMI_SAMPLE_RATE_176_4KHZ; + break; + case 192000: + rate = HDMI_SAMPLE_RATE_192KHZ; + break; + default: + DRM_DEV_ERROR(dev, "rate[%d] not supported!\n", + params->sample_rate); + return -EINVAL; + } + + msm_hdmi_audio_set_sample_rate(hdmi, rate); + msm_hdmi_audio_info_setup(hdmi, 1, chan, channel_allocation, + level_shift, down_mix); + + return 0; +} + +static void msm_hdmi_audio_shutdown(struct device *dev, void *data) +{ + struct hdmi *hdmi = dev_get_drvdata(dev); + + msm_hdmi_audio_info_setup(hdmi, 0, 0, 0, 0, 0); +} + +static const struct hdmi_codec_ops msm_hdmi_audio_codec_ops = { + .hw_params = msm_hdmi_audio_hw_params, + .audio_shutdown = msm_hdmi_audio_shutdown, +}; + +static struct hdmi_codec_pdata codec_data = { + .ops = &msm_hdmi_audio_codec_ops, + .max_i2s_channels = 8, + .i2s = 1, +}; + +static int msm_hdmi_register_audio_driver(struct hdmi *hdmi, struct device *dev) +{ + hdmi->audio_pdev = platform_device_register_data(dev, + HDMI_CODEC_DRV_NAME, + PLATFORM_DEVID_AUTO, + &codec_data, + sizeof(codec_data)); + return PTR_ERR_OR_ZERO(hdmi->audio_pdev); +} + +static int msm_hdmi_bind(struct device *dev, struct device *master, void *data) +{ + struct msm_drm_private *priv = dev_get_drvdata(master); + struct hdmi_platform_config *hdmi_cfg; + struct hdmi *hdmi; + struct device_node *of_node = dev->of_node; + int err; + + hdmi_cfg = (struct hdmi_platform_config *) + of_device_get_match_data(dev); + if (!hdmi_cfg) { + DRM_DEV_ERROR(dev, "unknown hdmi_cfg: %pOFn\n", of_node); + return -ENXIO; + } + + hdmi_cfg->mmio_name = "core_physical"; + hdmi_cfg->qfprom_mmio_name = "qfprom_physical"; + + dev->platform_data = hdmi_cfg; + + hdmi = msm_hdmi_init(to_platform_device(dev)); + if (IS_ERR(hdmi)) + return PTR_ERR(hdmi); + priv->hdmi = hdmi; + + err = msm_hdmi_register_audio_driver(hdmi, dev); + if (err) { + DRM_ERROR("Failed to attach an audio codec %d\n", err); + hdmi->audio_pdev = NULL; + } + + return 0; +} + +static void msm_hdmi_unbind(struct device *dev, struct device *master, + void *data) +{ + struct msm_drm_private *priv = dev_get_drvdata(master); + + if (priv->hdmi) { + if (priv->hdmi->audio_pdev) + platform_device_unregister(priv->hdmi->audio_pdev); + + msm_hdmi_destroy(priv->hdmi); + priv->hdmi = NULL; + } +} + +static const struct component_ops msm_hdmi_ops = { + .bind = msm_hdmi_bind, + .unbind = msm_hdmi_unbind, +}; + +static int msm_hdmi_dev_probe(struct platform_device *pdev) +{ + return component_add(&pdev->dev, &msm_hdmi_ops); +} + +static int msm_hdmi_dev_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &msm_hdmi_ops); + return 0; +} + +static const struct of_device_id msm_hdmi_dt_match[] = { + { .compatible = "qcom,hdmi-tx-8996", .data = &hdmi_tx_8974_config }, + { .compatible = "qcom,hdmi-tx-8994", .data = &hdmi_tx_8974_config }, + { .compatible = "qcom,hdmi-tx-8084", .data = &hdmi_tx_8974_config }, + { .compatible = "qcom,hdmi-tx-8974", .data = &hdmi_tx_8974_config }, + { .compatible = "qcom,hdmi-tx-8960", .data = &hdmi_tx_8960_config }, + { .compatible = "qcom,hdmi-tx-8660", .data = &hdmi_tx_8960_config }, + {} +}; + +static struct platform_driver msm_hdmi_driver = { + .probe = msm_hdmi_dev_probe, + .remove = msm_hdmi_dev_remove, + .driver = { + .name = "hdmi_msm", + .of_match_table = msm_hdmi_dt_match, + }, +}; + +void __init msm_hdmi_register(void) +{ + msm_hdmi_phy_driver_register(); + platform_driver_register(&msm_hdmi_driver); +} + +void __exit msm_hdmi_unregister(void) +{ + platform_driver_unregister(&msm_hdmi_driver); + msm_hdmi_phy_driver_unregister(); +} diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.h b/drivers/gpu/drm/msm/hdmi/hdmi.h new file mode 100644 index 000000000..04a74381a --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi.h @@ -0,0 +1,267 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#ifndef __HDMI_CONNECTOR_H__ +#define __HDMI_CONNECTOR_H__ + +#include <linux/i2c.h> +#include <linux/clk.h> +#include <linux/platform_device.h> +#include <linux/regulator/consumer.h> +#include <linux/gpio/consumer.h> +#include <linux/hdmi.h> + +#include <drm/drm_bridge.h> + +#include "msm_drv.h" +#include "hdmi.xml.h" + +struct hdmi_phy; +struct hdmi_platform_config; + +struct hdmi_audio { + bool enabled; + struct hdmi_audio_infoframe infoframe; + int rate; +}; + +struct hdmi_hdcp_ctrl; + +struct hdmi { + struct drm_device *dev; + struct platform_device *pdev; + struct platform_device *audio_pdev; + + const struct hdmi_platform_config *config; + + /* audio state: */ + struct hdmi_audio audio; + + /* video state: */ + bool power_on; + unsigned long int pixclock; + + void __iomem *mmio; + void __iomem *qfprom_mmio; + phys_addr_t mmio_phy_addr; + + struct regulator_bulk_data *hpd_regs; + struct regulator_bulk_data *pwr_regs; + struct clk **hpd_clks; + struct clk **pwr_clks; + + struct gpio_desc *hpd_gpiod; + + struct hdmi_phy *phy; + struct device *phy_dev; + + struct i2c_adapter *i2c; + struct drm_connector *connector; + struct drm_bridge *bridge; + + struct drm_bridge *next_bridge; + + /* the encoder we are hooked to (outside of hdmi block) */ + struct drm_encoder *encoder; + + bool hdmi_mode; /* are we in hdmi mode? */ + + int irq; + struct workqueue_struct *workq; + + struct hdmi_hdcp_ctrl *hdcp_ctrl; + + /* + * spinlock to protect registers shared by different execution + * REG_HDMI_CTRL + * REG_HDMI_DDC_ARBITRATION + * REG_HDMI_HDCP_INT_CTRL + * REG_HDMI_HPD_CTRL + */ + spinlock_t reg_lock; +}; + +/* platform config data (ie. from DT, or pdata) */ +struct hdmi_platform_config { + const char *mmio_name; + const char *qfprom_mmio_name; + + /* regulators that need to be on for hpd: */ + const char **hpd_reg_names; + int hpd_reg_cnt; + + /* regulators that need to be on for screen pwr: */ + const char **pwr_reg_names; + int pwr_reg_cnt; + + /* clks that need to be on for hpd: */ + const char **hpd_clk_names; + const long unsigned *hpd_freq; + int hpd_clk_cnt; + + /* clks that need to be on for screen pwr (ie pixel clk): */ + const char **pwr_clk_names; + int pwr_clk_cnt; +}; + +struct hdmi_bridge { + struct drm_bridge base; + struct hdmi *hdmi; + struct work_struct hpd_work; +}; +#define to_hdmi_bridge(x) container_of(x, struct hdmi_bridge, base) + +void msm_hdmi_set_mode(struct hdmi *hdmi, bool power_on); + +static inline void hdmi_write(struct hdmi *hdmi, u32 reg, u32 data) +{ + msm_writel(data, hdmi->mmio + reg); +} + +static inline u32 hdmi_read(struct hdmi *hdmi, u32 reg) +{ + return msm_readl(hdmi->mmio + reg); +} + +static inline u32 hdmi_qfprom_read(struct hdmi *hdmi, u32 reg) +{ + return msm_readl(hdmi->qfprom_mmio + reg); +} + +/* + * hdmi phy: + */ + +enum hdmi_phy_type { + MSM_HDMI_PHY_8x60, + MSM_HDMI_PHY_8960, + MSM_HDMI_PHY_8x74, + MSM_HDMI_PHY_8996, + MSM_HDMI_PHY_MAX, +}; + +struct hdmi_phy_cfg { + enum hdmi_phy_type type; + void (*powerup)(struct hdmi_phy *phy, unsigned long int pixclock); + void (*powerdown)(struct hdmi_phy *phy); + const char * const *reg_names; + int num_regs; + const char * const *clk_names; + int num_clks; +}; + +extern const struct hdmi_phy_cfg msm_hdmi_phy_8x60_cfg; +extern const struct hdmi_phy_cfg msm_hdmi_phy_8960_cfg; +extern const struct hdmi_phy_cfg msm_hdmi_phy_8x74_cfg; +extern const struct hdmi_phy_cfg msm_hdmi_phy_8996_cfg; + +struct hdmi_phy { + struct platform_device *pdev; + void __iomem *mmio; + struct hdmi_phy_cfg *cfg; + const struct hdmi_phy_funcs *funcs; + struct regulator_bulk_data *regs; + struct clk **clks; +}; + +static inline void hdmi_phy_write(struct hdmi_phy *phy, u32 reg, u32 data) +{ + msm_writel(data, phy->mmio + reg); +} + +static inline u32 hdmi_phy_read(struct hdmi_phy *phy, u32 reg) +{ + return msm_readl(phy->mmio + reg); +} + +int msm_hdmi_phy_resource_enable(struct hdmi_phy *phy); +void msm_hdmi_phy_resource_disable(struct hdmi_phy *phy); +void msm_hdmi_phy_powerup(struct hdmi_phy *phy, unsigned long int pixclock); +void msm_hdmi_phy_powerdown(struct hdmi_phy *phy); +void __init msm_hdmi_phy_driver_register(void); +void __exit msm_hdmi_phy_driver_unregister(void); + +#ifdef CONFIG_COMMON_CLK +int msm_hdmi_pll_8960_init(struct platform_device *pdev); +int msm_hdmi_pll_8996_init(struct platform_device *pdev); +#else +static inline int msm_hdmi_pll_8960_init(struct platform_device *pdev) +{ + return -ENODEV; +} + +static inline int msm_hdmi_pll_8996_init(struct platform_device *pdev) +{ + return -ENODEV; +} +#endif + +/* + * audio: + */ +/* Supported HDMI Audio channels and rates */ +#define MSM_HDMI_AUDIO_CHANNEL_2 0 +#define MSM_HDMI_AUDIO_CHANNEL_4 1 +#define MSM_HDMI_AUDIO_CHANNEL_6 2 +#define MSM_HDMI_AUDIO_CHANNEL_8 3 + +#define HDMI_SAMPLE_RATE_32KHZ 0 +#define HDMI_SAMPLE_RATE_44_1KHZ 1 +#define HDMI_SAMPLE_RATE_48KHZ 2 +#define HDMI_SAMPLE_RATE_88_2KHZ 3 +#define HDMI_SAMPLE_RATE_96KHZ 4 +#define HDMI_SAMPLE_RATE_176_4KHZ 5 +#define HDMI_SAMPLE_RATE_192KHZ 6 + +int msm_hdmi_audio_update(struct hdmi *hdmi); +int msm_hdmi_audio_info_setup(struct hdmi *hdmi, bool enabled, + uint32_t num_of_channels, uint32_t channel_allocation, + uint32_t level_shift, bool down_mix); +void msm_hdmi_audio_set_sample_rate(struct hdmi *hdmi, int rate); + + +/* + * hdmi bridge: + */ + +struct drm_bridge *msm_hdmi_bridge_init(struct hdmi *hdmi); +void msm_hdmi_bridge_destroy(struct drm_bridge *bridge); + +void msm_hdmi_hpd_irq(struct drm_bridge *bridge); +enum drm_connector_status msm_hdmi_bridge_detect( + struct drm_bridge *bridge); +int msm_hdmi_hpd_enable(struct drm_bridge *bridge); +void msm_hdmi_hpd_disable(struct hdmi_bridge *hdmi_bridge); + +/* + * i2c adapter for ddc: + */ + +void msm_hdmi_i2c_irq(struct i2c_adapter *i2c); +void msm_hdmi_i2c_destroy(struct i2c_adapter *i2c); +struct i2c_adapter *msm_hdmi_i2c_init(struct hdmi *hdmi); + +/* + * hdcp + */ +#ifdef CONFIG_DRM_MSM_HDMI_HDCP +struct hdmi_hdcp_ctrl *msm_hdmi_hdcp_init(struct hdmi *hdmi); +void msm_hdmi_hdcp_destroy(struct hdmi *hdmi); +void msm_hdmi_hdcp_on(struct hdmi_hdcp_ctrl *hdcp_ctrl); +void msm_hdmi_hdcp_off(struct hdmi_hdcp_ctrl *hdcp_ctrl); +void msm_hdmi_hdcp_irq(struct hdmi_hdcp_ctrl *hdcp_ctrl); +#else +static inline struct hdmi_hdcp_ctrl *msm_hdmi_hdcp_init(struct hdmi *hdmi) +{ + return ERR_PTR(-ENXIO); +} +static inline void msm_hdmi_hdcp_destroy(struct hdmi *hdmi) {} +static inline void msm_hdmi_hdcp_on(struct hdmi_hdcp_ctrl *hdcp_ctrl) {} +static inline void msm_hdmi_hdcp_off(struct hdmi_hdcp_ctrl *hdcp_ctrl) {} +static inline void msm_hdmi_hdcp_irq(struct hdmi_hdcp_ctrl *hdcp_ctrl) {} +#endif + +#endif /* __HDMI_CONNECTOR_H__ */ diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.xml.h b/drivers/gpu/drm/msm/hdmi/hdmi.xml.h new file mode 100644 index 000000000..c9eb26df6 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi.xml.h @@ -0,0 +1,1377 @@ +#ifndef HDMI_XML +#define HDMI_XML + +/* Autogenerated file, DO NOT EDIT manually! + +This file was generated by the rules-ng-ng headergen tool in this git repository: +http://github.com/freedreno/envytools/ +git clone https://github.com/freedreno/envytools.git + +The rules-ng-ng source files this header was generated from are: +- /home/robclark/tmp/mesa/src/freedreno/registers/msm.xml ( 944 bytes, from 2022-03-03 01:18:13) +- /home/robclark/tmp/mesa/src/freedreno/registers/freedreno_copyright.xml ( 1572 bytes, from 2020-12-31 19:26:32) +- /home/robclark/tmp/mesa/src/freedreno/registers/mdp/mdp4.xml ( 20912 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/mdp/mdp_common.xml ( 2849 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/mdp/mdp5.xml ( 37461 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi.xml ( 17560 bytes, from 2021-09-16 22:37:02) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_v2.xml ( 3236 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_28nm_8960.xml ( 4935 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_28nm.xml ( 7004 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_20nm.xml ( 3712 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_14nm.xml ( 5381 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_10nm.xml ( 4499 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_7nm.xml ( 11007 bytes, from 2022-03-03 01:18:13) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/sfpb.xml ( 602 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/mmss_cc.xml ( 1686 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/hdmi/qfprom.xml ( 600 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/hdmi/hdmi.xml ( 41874 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/edp/edp.xml ( 10416 bytes, from 2021-01-30 18:25:22) + +Copyright (C) 2013-2021 by the following authors: +- Rob Clark <robdclark@gmail.com> (robclark) +- Ilia Mirkin <imirkin@alum.mit.edu> (imirkin) + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice (including the +next paragraph) shall be included in all copies or substantial +portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + + +enum hdmi_hdcp_key_state { + HDCP_KEYS_STATE_NO_KEYS = 0, + HDCP_KEYS_STATE_NOT_CHECKED = 1, + HDCP_KEYS_STATE_CHECKING = 2, + HDCP_KEYS_STATE_VALID = 3, + HDCP_KEYS_STATE_AKSV_NOT_VALID = 4, + HDCP_KEYS_STATE_CHKSUM_MISMATCH = 5, + HDCP_KEYS_STATE_PROD_AKSV = 6, + HDCP_KEYS_STATE_RESERVED = 7, +}; + +enum hdmi_ddc_read_write { + DDC_WRITE = 0, + DDC_READ = 1, +}; + +enum hdmi_acr_cts { + ACR_NONE = 0, + ACR_32 = 1, + ACR_44 = 2, + ACR_48 = 3, +}; + +#define REG_HDMI_CTRL 0x00000000 +#define HDMI_CTRL_ENABLE 0x00000001 +#define HDMI_CTRL_HDMI 0x00000002 +#define HDMI_CTRL_ENCRYPTED 0x00000004 + +#define REG_HDMI_AUDIO_PKT_CTRL1 0x00000020 +#define HDMI_AUDIO_PKT_CTRL1_AUDIO_SAMPLE_SEND 0x00000001 + +#define REG_HDMI_ACR_PKT_CTRL 0x00000024 +#define HDMI_ACR_PKT_CTRL_CONT 0x00000001 +#define HDMI_ACR_PKT_CTRL_SEND 0x00000002 +#define HDMI_ACR_PKT_CTRL_SELECT__MASK 0x00000030 +#define HDMI_ACR_PKT_CTRL_SELECT__SHIFT 4 +static inline uint32_t HDMI_ACR_PKT_CTRL_SELECT(enum hdmi_acr_cts val) +{ + return ((val) << HDMI_ACR_PKT_CTRL_SELECT__SHIFT) & HDMI_ACR_PKT_CTRL_SELECT__MASK; +} +#define HDMI_ACR_PKT_CTRL_SOURCE 0x00000100 +#define HDMI_ACR_PKT_CTRL_N_MULTIPLIER__MASK 0x00070000 +#define HDMI_ACR_PKT_CTRL_N_MULTIPLIER__SHIFT 16 +static inline uint32_t HDMI_ACR_PKT_CTRL_N_MULTIPLIER(uint32_t val) +{ + return ((val) << HDMI_ACR_PKT_CTRL_N_MULTIPLIER__SHIFT) & HDMI_ACR_PKT_CTRL_N_MULTIPLIER__MASK; +} +#define HDMI_ACR_PKT_CTRL_AUDIO_PRIORITY 0x80000000 + +#define REG_HDMI_VBI_PKT_CTRL 0x00000028 +#define HDMI_VBI_PKT_CTRL_GC_ENABLE 0x00000010 +#define HDMI_VBI_PKT_CTRL_GC_EVERY_FRAME 0x00000020 +#define HDMI_VBI_PKT_CTRL_ISRC_SEND 0x00000100 +#define HDMI_VBI_PKT_CTRL_ISRC_CONTINUOUS 0x00000200 +#define HDMI_VBI_PKT_CTRL_ACP_SEND 0x00001000 +#define HDMI_VBI_PKT_CTRL_ACP_SRC_SW 0x00002000 + +#define REG_HDMI_INFOFRAME_CTRL0 0x0000002c +#define HDMI_INFOFRAME_CTRL0_AVI_SEND 0x00000001 +#define HDMI_INFOFRAME_CTRL0_AVI_CONT 0x00000002 +#define HDMI_INFOFRAME_CTRL0_AUDIO_INFO_SEND 0x00000010 +#define HDMI_INFOFRAME_CTRL0_AUDIO_INFO_CONT 0x00000020 +#define HDMI_INFOFRAME_CTRL0_AUDIO_INFO_SOURCE 0x00000040 +#define HDMI_INFOFRAME_CTRL0_AUDIO_INFO_UPDATE 0x00000080 + +#define REG_HDMI_INFOFRAME_CTRL1 0x00000030 +#define HDMI_INFOFRAME_CTRL1_AVI_INFO_LINE__MASK 0x0000003f +#define HDMI_INFOFRAME_CTRL1_AVI_INFO_LINE__SHIFT 0 +static inline uint32_t HDMI_INFOFRAME_CTRL1_AVI_INFO_LINE(uint32_t val) +{ + return ((val) << HDMI_INFOFRAME_CTRL1_AVI_INFO_LINE__SHIFT) & HDMI_INFOFRAME_CTRL1_AVI_INFO_LINE__MASK; +} +#define HDMI_INFOFRAME_CTRL1_AUDIO_INFO_LINE__MASK 0x00003f00 +#define HDMI_INFOFRAME_CTRL1_AUDIO_INFO_LINE__SHIFT 8 +static inline uint32_t HDMI_INFOFRAME_CTRL1_AUDIO_INFO_LINE(uint32_t val) +{ + return ((val) << HDMI_INFOFRAME_CTRL1_AUDIO_INFO_LINE__SHIFT) & HDMI_INFOFRAME_CTRL1_AUDIO_INFO_LINE__MASK; +} +#define HDMI_INFOFRAME_CTRL1_MPEG_INFO_LINE__MASK 0x003f0000 +#define HDMI_INFOFRAME_CTRL1_MPEG_INFO_LINE__SHIFT 16 +static inline uint32_t HDMI_INFOFRAME_CTRL1_MPEG_INFO_LINE(uint32_t val) +{ + return ((val) << HDMI_INFOFRAME_CTRL1_MPEG_INFO_LINE__SHIFT) & HDMI_INFOFRAME_CTRL1_MPEG_INFO_LINE__MASK; +} +#define HDMI_INFOFRAME_CTRL1_VENSPEC_INFO_LINE__MASK 0x3f000000 +#define HDMI_INFOFRAME_CTRL1_VENSPEC_INFO_LINE__SHIFT 24 +static inline uint32_t HDMI_INFOFRAME_CTRL1_VENSPEC_INFO_LINE(uint32_t val) +{ + return ((val) << HDMI_INFOFRAME_CTRL1_VENSPEC_INFO_LINE__SHIFT) & HDMI_INFOFRAME_CTRL1_VENSPEC_INFO_LINE__MASK; +} + +#define REG_HDMI_GEN_PKT_CTRL 0x00000034 +#define HDMI_GEN_PKT_CTRL_GENERIC0_SEND 0x00000001 +#define HDMI_GEN_PKT_CTRL_GENERIC0_CONT 0x00000002 +#define HDMI_GEN_PKT_CTRL_GENERIC0_UPDATE__MASK 0x0000000c +#define HDMI_GEN_PKT_CTRL_GENERIC0_UPDATE__SHIFT 2 +static inline uint32_t HDMI_GEN_PKT_CTRL_GENERIC0_UPDATE(uint32_t val) +{ + return ((val) << HDMI_GEN_PKT_CTRL_GENERIC0_UPDATE__SHIFT) & HDMI_GEN_PKT_CTRL_GENERIC0_UPDATE__MASK; +} +#define HDMI_GEN_PKT_CTRL_GENERIC1_SEND 0x00000010 +#define HDMI_GEN_PKT_CTRL_GENERIC1_CONT 0x00000020 +#define HDMI_GEN_PKT_CTRL_GENERIC0_LINE__MASK 0x003f0000 +#define HDMI_GEN_PKT_CTRL_GENERIC0_LINE__SHIFT 16 +static inline uint32_t HDMI_GEN_PKT_CTRL_GENERIC0_LINE(uint32_t val) +{ + return ((val) << HDMI_GEN_PKT_CTRL_GENERIC0_LINE__SHIFT) & HDMI_GEN_PKT_CTRL_GENERIC0_LINE__MASK; +} +#define HDMI_GEN_PKT_CTRL_GENERIC1_LINE__MASK 0x3f000000 +#define HDMI_GEN_PKT_CTRL_GENERIC1_LINE__SHIFT 24 +static inline uint32_t HDMI_GEN_PKT_CTRL_GENERIC1_LINE(uint32_t val) +{ + return ((val) << HDMI_GEN_PKT_CTRL_GENERIC1_LINE__SHIFT) & HDMI_GEN_PKT_CTRL_GENERIC1_LINE__MASK; +} + +#define REG_HDMI_GC 0x00000040 +#define HDMI_GC_MUTE 0x00000001 + +#define REG_HDMI_AUDIO_PKT_CTRL2 0x00000044 +#define HDMI_AUDIO_PKT_CTRL2_OVERRIDE 0x00000001 +#define HDMI_AUDIO_PKT_CTRL2_LAYOUT 0x00000002 + +static inline uint32_t REG_HDMI_AVI_INFO(uint32_t i0) { return 0x0000006c + 0x4*i0; } + +#define REG_HDMI_GENERIC0_HDR 0x00000084 + +static inline uint32_t REG_HDMI_GENERIC0(uint32_t i0) { return 0x00000088 + 0x4*i0; } + +#define REG_HDMI_GENERIC1_HDR 0x000000a4 + +static inline uint32_t REG_HDMI_GENERIC1(uint32_t i0) { return 0x000000a8 + 0x4*i0; } + +static inline uint32_t REG_HDMI_ACR(enum hdmi_acr_cts i0) { return 0x000000c4 + 0x8*i0; } + +static inline uint32_t REG_HDMI_ACR_0(enum hdmi_acr_cts i0) { return 0x000000c4 + 0x8*i0; } +#define HDMI_ACR_0_CTS__MASK 0xfffff000 +#define HDMI_ACR_0_CTS__SHIFT 12 +static inline uint32_t HDMI_ACR_0_CTS(uint32_t val) +{ + return ((val) << HDMI_ACR_0_CTS__SHIFT) & HDMI_ACR_0_CTS__MASK; +} + +static inline uint32_t REG_HDMI_ACR_1(enum hdmi_acr_cts i0) { return 0x000000c8 + 0x8*i0; } +#define HDMI_ACR_1_N__MASK 0xffffffff +#define HDMI_ACR_1_N__SHIFT 0 +static inline uint32_t HDMI_ACR_1_N(uint32_t val) +{ + return ((val) << HDMI_ACR_1_N__SHIFT) & HDMI_ACR_1_N__MASK; +} + +#define REG_HDMI_AUDIO_INFO0 0x000000e4 +#define HDMI_AUDIO_INFO0_CHECKSUM__MASK 0x000000ff +#define HDMI_AUDIO_INFO0_CHECKSUM__SHIFT 0 +static inline uint32_t HDMI_AUDIO_INFO0_CHECKSUM(uint32_t val) +{ + return ((val) << HDMI_AUDIO_INFO0_CHECKSUM__SHIFT) & HDMI_AUDIO_INFO0_CHECKSUM__MASK; +} +#define HDMI_AUDIO_INFO0_CC__MASK 0x00000700 +#define HDMI_AUDIO_INFO0_CC__SHIFT 8 +static inline uint32_t HDMI_AUDIO_INFO0_CC(uint32_t val) +{ + return ((val) << HDMI_AUDIO_INFO0_CC__SHIFT) & HDMI_AUDIO_INFO0_CC__MASK; +} + +#define REG_HDMI_AUDIO_INFO1 0x000000e8 +#define HDMI_AUDIO_INFO1_CA__MASK 0x000000ff +#define HDMI_AUDIO_INFO1_CA__SHIFT 0 +static inline uint32_t HDMI_AUDIO_INFO1_CA(uint32_t val) +{ + return ((val) << HDMI_AUDIO_INFO1_CA__SHIFT) & HDMI_AUDIO_INFO1_CA__MASK; +} +#define HDMI_AUDIO_INFO1_LSV__MASK 0x00007800 +#define HDMI_AUDIO_INFO1_LSV__SHIFT 11 +static inline uint32_t HDMI_AUDIO_INFO1_LSV(uint32_t val) +{ + return ((val) << HDMI_AUDIO_INFO1_LSV__SHIFT) & HDMI_AUDIO_INFO1_LSV__MASK; +} +#define HDMI_AUDIO_INFO1_DM_INH 0x00008000 + +#define REG_HDMI_HDCP_CTRL 0x00000110 +#define HDMI_HDCP_CTRL_ENABLE 0x00000001 +#define HDMI_HDCP_CTRL_ENCRYPTION_ENABLE 0x00000100 + +#define REG_HDMI_HDCP_DEBUG_CTRL 0x00000114 +#define HDMI_HDCP_DEBUG_CTRL_RNG_CIPHER 0x00000004 + +#define REG_HDMI_HDCP_INT_CTRL 0x00000118 +#define HDMI_HDCP_INT_CTRL_AUTH_SUCCESS_INT 0x00000001 +#define HDMI_HDCP_INT_CTRL_AUTH_SUCCESS_ACK 0x00000002 +#define HDMI_HDCP_INT_CTRL_AUTH_SUCCESS_MASK 0x00000004 +#define HDMI_HDCP_INT_CTRL_AUTH_FAIL_INT 0x00000010 +#define HDMI_HDCP_INT_CTRL_AUTH_FAIL_ACK 0x00000020 +#define HDMI_HDCP_INT_CTRL_AUTH_FAIL_MASK 0x00000040 +#define HDMI_HDCP_INT_CTRL_AUTH_FAIL_INFO_ACK 0x00000080 +#define HDMI_HDCP_INT_CTRL_AUTH_XFER_REQ_INT 0x00000100 +#define HDMI_HDCP_INT_CTRL_AUTH_XFER_REQ_ACK 0x00000200 +#define HDMI_HDCP_INT_CTRL_AUTH_XFER_REQ_MASK 0x00000400 +#define HDMI_HDCP_INT_CTRL_AUTH_XFER_DONE_INT 0x00001000 +#define HDMI_HDCP_INT_CTRL_AUTH_XFER_DONE_ACK 0x00002000 +#define HDMI_HDCP_INT_CTRL_AUTH_XFER_DONE_MASK 0x00004000 + +#define REG_HDMI_HDCP_LINK0_STATUS 0x0000011c +#define HDMI_HDCP_LINK0_STATUS_AN_0_READY 0x00000100 +#define HDMI_HDCP_LINK0_STATUS_AN_1_READY 0x00000200 +#define HDMI_HDCP_LINK0_STATUS_RI_MATCHES 0x00001000 +#define HDMI_HDCP_LINK0_STATUS_V_MATCHES 0x00100000 +#define HDMI_HDCP_LINK0_STATUS_KEY_STATE__MASK 0x70000000 +#define HDMI_HDCP_LINK0_STATUS_KEY_STATE__SHIFT 28 +static inline uint32_t HDMI_HDCP_LINK0_STATUS_KEY_STATE(enum hdmi_hdcp_key_state val) +{ + return ((val) << HDMI_HDCP_LINK0_STATUS_KEY_STATE__SHIFT) & HDMI_HDCP_LINK0_STATUS_KEY_STATE__MASK; +} + +#define REG_HDMI_HDCP_DDC_CTRL_0 0x00000120 +#define HDMI_HDCP_DDC_CTRL_0_DISABLE 0x00000001 + +#define REG_HDMI_HDCP_DDC_CTRL_1 0x00000124 +#define HDMI_HDCP_DDC_CTRL_1_FAILED_ACK 0x00000001 + +#define REG_HDMI_HDCP_DDC_STATUS 0x00000128 +#define HDMI_HDCP_DDC_STATUS_XFER_REQ 0x00000010 +#define HDMI_HDCP_DDC_STATUS_XFER_DONE 0x00000400 +#define HDMI_HDCP_DDC_STATUS_ABORTED 0x00001000 +#define HDMI_HDCP_DDC_STATUS_TIMEOUT 0x00002000 +#define HDMI_HDCP_DDC_STATUS_NACK0 0x00004000 +#define HDMI_HDCP_DDC_STATUS_NACK1 0x00008000 +#define HDMI_HDCP_DDC_STATUS_FAILED 0x00010000 + +#define REG_HDMI_HDCP_ENTROPY_CTRL0 0x0000012c + +#define REG_HDMI_HDCP_ENTROPY_CTRL1 0x0000025c + +#define REG_HDMI_HDCP_RESET 0x00000130 +#define HDMI_HDCP_RESET_LINK0_DEAUTHENTICATE 0x00000001 + +#define REG_HDMI_HDCP_RCVPORT_DATA0 0x00000134 + +#define REG_HDMI_HDCP_RCVPORT_DATA1 0x00000138 + +#define REG_HDMI_HDCP_RCVPORT_DATA2_0 0x0000013c + +#define REG_HDMI_HDCP_RCVPORT_DATA2_1 0x00000140 + +#define REG_HDMI_HDCP_RCVPORT_DATA3 0x00000144 + +#define REG_HDMI_HDCP_RCVPORT_DATA4 0x00000148 + +#define REG_HDMI_HDCP_RCVPORT_DATA5 0x0000014c + +#define REG_HDMI_HDCP_RCVPORT_DATA6 0x00000150 + +#define REG_HDMI_HDCP_RCVPORT_DATA7 0x00000154 + +#define REG_HDMI_HDCP_RCVPORT_DATA8 0x00000158 + +#define REG_HDMI_HDCP_RCVPORT_DATA9 0x0000015c + +#define REG_HDMI_HDCP_RCVPORT_DATA10 0x00000160 + +#define REG_HDMI_HDCP_RCVPORT_DATA11 0x00000164 + +#define REG_HDMI_HDCP_RCVPORT_DATA12 0x00000168 + +#define REG_HDMI_VENSPEC_INFO0 0x0000016c + +#define REG_HDMI_VENSPEC_INFO1 0x00000170 + +#define REG_HDMI_VENSPEC_INFO2 0x00000174 + +#define REG_HDMI_VENSPEC_INFO3 0x00000178 + +#define REG_HDMI_VENSPEC_INFO4 0x0000017c + +#define REG_HDMI_VENSPEC_INFO5 0x00000180 + +#define REG_HDMI_VENSPEC_INFO6 0x00000184 + +#define REG_HDMI_AUDIO_CFG 0x000001d0 +#define HDMI_AUDIO_CFG_ENGINE_ENABLE 0x00000001 +#define HDMI_AUDIO_CFG_FIFO_WATERMARK__MASK 0x000000f0 +#define HDMI_AUDIO_CFG_FIFO_WATERMARK__SHIFT 4 +static inline uint32_t HDMI_AUDIO_CFG_FIFO_WATERMARK(uint32_t val) +{ + return ((val) << HDMI_AUDIO_CFG_FIFO_WATERMARK__SHIFT) & HDMI_AUDIO_CFG_FIFO_WATERMARK__MASK; +} + +#define REG_HDMI_USEC_REFTIMER 0x00000208 + +#define REG_HDMI_DDC_CTRL 0x0000020c +#define HDMI_DDC_CTRL_GO 0x00000001 +#define HDMI_DDC_CTRL_SOFT_RESET 0x00000002 +#define HDMI_DDC_CTRL_SEND_RESET 0x00000004 +#define HDMI_DDC_CTRL_SW_STATUS_RESET 0x00000008 +#define HDMI_DDC_CTRL_TRANSACTION_CNT__MASK 0x00300000 +#define HDMI_DDC_CTRL_TRANSACTION_CNT__SHIFT 20 +static inline uint32_t HDMI_DDC_CTRL_TRANSACTION_CNT(uint32_t val) +{ + return ((val) << HDMI_DDC_CTRL_TRANSACTION_CNT__SHIFT) & HDMI_DDC_CTRL_TRANSACTION_CNT__MASK; +} + +#define REG_HDMI_DDC_ARBITRATION 0x00000210 +#define HDMI_DDC_ARBITRATION_HW_ARBITRATION 0x00000010 + +#define REG_HDMI_DDC_INT_CTRL 0x00000214 +#define HDMI_DDC_INT_CTRL_SW_DONE_INT 0x00000001 +#define HDMI_DDC_INT_CTRL_SW_DONE_ACK 0x00000002 +#define HDMI_DDC_INT_CTRL_SW_DONE_MASK 0x00000004 + +#define REG_HDMI_DDC_SW_STATUS 0x00000218 +#define HDMI_DDC_SW_STATUS_NACK0 0x00001000 +#define HDMI_DDC_SW_STATUS_NACK1 0x00002000 +#define HDMI_DDC_SW_STATUS_NACK2 0x00004000 +#define HDMI_DDC_SW_STATUS_NACK3 0x00008000 + +#define REG_HDMI_DDC_HW_STATUS 0x0000021c +#define HDMI_DDC_HW_STATUS_DONE 0x00000008 + +#define REG_HDMI_DDC_SPEED 0x00000220 +#define HDMI_DDC_SPEED_THRESHOLD__MASK 0x00000003 +#define HDMI_DDC_SPEED_THRESHOLD__SHIFT 0 +static inline uint32_t HDMI_DDC_SPEED_THRESHOLD(uint32_t val) +{ + return ((val) << HDMI_DDC_SPEED_THRESHOLD__SHIFT) & HDMI_DDC_SPEED_THRESHOLD__MASK; +} +#define HDMI_DDC_SPEED_PRESCALE__MASK 0xffff0000 +#define HDMI_DDC_SPEED_PRESCALE__SHIFT 16 +static inline uint32_t HDMI_DDC_SPEED_PRESCALE(uint32_t val) +{ + return ((val) << HDMI_DDC_SPEED_PRESCALE__SHIFT) & HDMI_DDC_SPEED_PRESCALE__MASK; +} + +#define REG_HDMI_DDC_SETUP 0x00000224 +#define HDMI_DDC_SETUP_TIMEOUT__MASK 0xff000000 +#define HDMI_DDC_SETUP_TIMEOUT__SHIFT 24 +static inline uint32_t HDMI_DDC_SETUP_TIMEOUT(uint32_t val) +{ + return ((val) << HDMI_DDC_SETUP_TIMEOUT__SHIFT) & HDMI_DDC_SETUP_TIMEOUT__MASK; +} + +static inline uint32_t REG_HDMI_I2C_TRANSACTION(uint32_t i0) { return 0x00000228 + 0x4*i0; } + +static inline uint32_t REG_HDMI_I2C_TRANSACTION_REG(uint32_t i0) { return 0x00000228 + 0x4*i0; } +#define HDMI_I2C_TRANSACTION_REG_RW__MASK 0x00000001 +#define HDMI_I2C_TRANSACTION_REG_RW__SHIFT 0 +static inline uint32_t HDMI_I2C_TRANSACTION_REG_RW(enum hdmi_ddc_read_write val) +{ + return ((val) << HDMI_I2C_TRANSACTION_REG_RW__SHIFT) & HDMI_I2C_TRANSACTION_REG_RW__MASK; +} +#define HDMI_I2C_TRANSACTION_REG_STOP_ON_NACK 0x00000100 +#define HDMI_I2C_TRANSACTION_REG_START 0x00001000 +#define HDMI_I2C_TRANSACTION_REG_STOP 0x00002000 +#define HDMI_I2C_TRANSACTION_REG_CNT__MASK 0x00ff0000 +#define HDMI_I2C_TRANSACTION_REG_CNT__SHIFT 16 +static inline uint32_t HDMI_I2C_TRANSACTION_REG_CNT(uint32_t val) +{ + return ((val) << HDMI_I2C_TRANSACTION_REG_CNT__SHIFT) & HDMI_I2C_TRANSACTION_REG_CNT__MASK; +} + +#define REG_HDMI_DDC_DATA 0x00000238 +#define HDMI_DDC_DATA_DATA_RW__MASK 0x00000001 +#define HDMI_DDC_DATA_DATA_RW__SHIFT 0 +static inline uint32_t HDMI_DDC_DATA_DATA_RW(enum hdmi_ddc_read_write val) +{ + return ((val) << HDMI_DDC_DATA_DATA_RW__SHIFT) & HDMI_DDC_DATA_DATA_RW__MASK; +} +#define HDMI_DDC_DATA_DATA__MASK 0x0000ff00 +#define HDMI_DDC_DATA_DATA__SHIFT 8 +static inline uint32_t HDMI_DDC_DATA_DATA(uint32_t val) +{ + return ((val) << HDMI_DDC_DATA_DATA__SHIFT) & HDMI_DDC_DATA_DATA__MASK; +} +#define HDMI_DDC_DATA_INDEX__MASK 0x00ff0000 +#define HDMI_DDC_DATA_INDEX__SHIFT 16 +static inline uint32_t HDMI_DDC_DATA_INDEX(uint32_t val) +{ + return ((val) << HDMI_DDC_DATA_INDEX__SHIFT) & HDMI_DDC_DATA_INDEX__MASK; +} +#define HDMI_DDC_DATA_INDEX_WRITE 0x80000000 + +#define REG_HDMI_HDCP_SHA_CTRL 0x0000023c + +#define REG_HDMI_HDCP_SHA_STATUS 0x00000240 +#define HDMI_HDCP_SHA_STATUS_BLOCK_DONE 0x00000001 +#define HDMI_HDCP_SHA_STATUS_COMP_DONE 0x00000010 + +#define REG_HDMI_HDCP_SHA_DATA 0x00000244 +#define HDMI_HDCP_SHA_DATA_DONE 0x00000001 + +#define REG_HDMI_HPD_INT_STATUS 0x00000250 +#define HDMI_HPD_INT_STATUS_INT 0x00000001 +#define HDMI_HPD_INT_STATUS_CABLE_DETECTED 0x00000002 + +#define REG_HDMI_HPD_INT_CTRL 0x00000254 +#define HDMI_HPD_INT_CTRL_INT_ACK 0x00000001 +#define HDMI_HPD_INT_CTRL_INT_CONNECT 0x00000002 +#define HDMI_HPD_INT_CTRL_INT_EN 0x00000004 +#define HDMI_HPD_INT_CTRL_RX_INT_ACK 0x00000010 +#define HDMI_HPD_INT_CTRL_RX_INT_EN 0x00000020 +#define HDMI_HPD_INT_CTRL_RCV_PLUGIN_DET_MASK 0x00000200 + +#define REG_HDMI_HPD_CTRL 0x00000258 +#define HDMI_HPD_CTRL_TIMEOUT__MASK 0x00001fff +#define HDMI_HPD_CTRL_TIMEOUT__SHIFT 0 +static inline uint32_t HDMI_HPD_CTRL_TIMEOUT(uint32_t val) +{ + return ((val) << HDMI_HPD_CTRL_TIMEOUT__SHIFT) & HDMI_HPD_CTRL_TIMEOUT__MASK; +} +#define HDMI_HPD_CTRL_ENABLE 0x10000000 + +#define REG_HDMI_DDC_REF 0x0000027c +#define HDMI_DDC_REF_REFTIMER_ENABLE 0x00010000 +#define HDMI_DDC_REF_REFTIMER__MASK 0x0000ffff +#define HDMI_DDC_REF_REFTIMER__SHIFT 0 +static inline uint32_t HDMI_DDC_REF_REFTIMER(uint32_t val) +{ + return ((val) << HDMI_DDC_REF_REFTIMER__SHIFT) & HDMI_DDC_REF_REFTIMER__MASK; +} + +#define REG_HDMI_HDCP_SW_UPPER_AKSV 0x00000284 + +#define REG_HDMI_HDCP_SW_LOWER_AKSV 0x00000288 + +#define REG_HDMI_CEC_CTRL 0x0000028c + +#define REG_HDMI_CEC_WR_DATA 0x00000290 + +#define REG_HDMI_CEC_CEC_RETRANSMIT 0x00000294 + +#define REG_HDMI_CEC_STATUS 0x00000298 + +#define REG_HDMI_CEC_INT 0x0000029c + +#define REG_HDMI_CEC_ADDR 0x000002a0 + +#define REG_HDMI_CEC_TIME 0x000002a4 + +#define REG_HDMI_CEC_REFTIMER 0x000002a8 + +#define REG_HDMI_CEC_RD_DATA 0x000002ac + +#define REG_HDMI_CEC_RD_FILTER 0x000002b0 + +#define REG_HDMI_ACTIVE_HSYNC 0x000002b4 +#define HDMI_ACTIVE_HSYNC_START__MASK 0x00001fff +#define HDMI_ACTIVE_HSYNC_START__SHIFT 0 +static inline uint32_t HDMI_ACTIVE_HSYNC_START(uint32_t val) +{ + return ((val) << HDMI_ACTIVE_HSYNC_START__SHIFT) & HDMI_ACTIVE_HSYNC_START__MASK; +} +#define HDMI_ACTIVE_HSYNC_END__MASK 0x0fff0000 +#define HDMI_ACTIVE_HSYNC_END__SHIFT 16 +static inline uint32_t HDMI_ACTIVE_HSYNC_END(uint32_t val) +{ + return ((val) << HDMI_ACTIVE_HSYNC_END__SHIFT) & HDMI_ACTIVE_HSYNC_END__MASK; +} + +#define REG_HDMI_ACTIVE_VSYNC 0x000002b8 +#define HDMI_ACTIVE_VSYNC_START__MASK 0x00001fff +#define HDMI_ACTIVE_VSYNC_START__SHIFT 0 +static inline uint32_t HDMI_ACTIVE_VSYNC_START(uint32_t val) +{ + return ((val) << HDMI_ACTIVE_VSYNC_START__SHIFT) & HDMI_ACTIVE_VSYNC_START__MASK; +} +#define HDMI_ACTIVE_VSYNC_END__MASK 0x1fff0000 +#define HDMI_ACTIVE_VSYNC_END__SHIFT 16 +static inline uint32_t HDMI_ACTIVE_VSYNC_END(uint32_t val) +{ + return ((val) << HDMI_ACTIVE_VSYNC_END__SHIFT) & HDMI_ACTIVE_VSYNC_END__MASK; +} + +#define REG_HDMI_VSYNC_ACTIVE_F2 0x000002bc +#define HDMI_VSYNC_ACTIVE_F2_START__MASK 0x00001fff +#define HDMI_VSYNC_ACTIVE_F2_START__SHIFT 0 +static inline uint32_t HDMI_VSYNC_ACTIVE_F2_START(uint32_t val) +{ + return ((val) << HDMI_VSYNC_ACTIVE_F2_START__SHIFT) & HDMI_VSYNC_ACTIVE_F2_START__MASK; +} +#define HDMI_VSYNC_ACTIVE_F2_END__MASK 0x1fff0000 +#define HDMI_VSYNC_ACTIVE_F2_END__SHIFT 16 +static inline uint32_t HDMI_VSYNC_ACTIVE_F2_END(uint32_t val) +{ + return ((val) << HDMI_VSYNC_ACTIVE_F2_END__SHIFT) & HDMI_VSYNC_ACTIVE_F2_END__MASK; +} + +#define REG_HDMI_TOTAL 0x000002c0 +#define HDMI_TOTAL_H_TOTAL__MASK 0x00001fff +#define HDMI_TOTAL_H_TOTAL__SHIFT 0 +static inline uint32_t HDMI_TOTAL_H_TOTAL(uint32_t val) +{ + return ((val) << HDMI_TOTAL_H_TOTAL__SHIFT) & HDMI_TOTAL_H_TOTAL__MASK; +} +#define HDMI_TOTAL_V_TOTAL__MASK 0x1fff0000 +#define HDMI_TOTAL_V_TOTAL__SHIFT 16 +static inline uint32_t HDMI_TOTAL_V_TOTAL(uint32_t val) +{ + return ((val) << HDMI_TOTAL_V_TOTAL__SHIFT) & HDMI_TOTAL_V_TOTAL__MASK; +} + +#define REG_HDMI_VSYNC_TOTAL_F2 0x000002c4 +#define HDMI_VSYNC_TOTAL_F2_V_TOTAL__MASK 0x00001fff +#define HDMI_VSYNC_TOTAL_F2_V_TOTAL__SHIFT 0 +static inline uint32_t HDMI_VSYNC_TOTAL_F2_V_TOTAL(uint32_t val) +{ + return ((val) << HDMI_VSYNC_TOTAL_F2_V_TOTAL__SHIFT) & HDMI_VSYNC_TOTAL_F2_V_TOTAL__MASK; +} + +#define REG_HDMI_FRAME_CTRL 0x000002c8 +#define HDMI_FRAME_CTRL_RGB_MUX_SEL_BGR 0x00001000 +#define HDMI_FRAME_CTRL_VSYNC_LOW 0x10000000 +#define HDMI_FRAME_CTRL_HSYNC_LOW 0x20000000 +#define HDMI_FRAME_CTRL_INTERLACED_EN 0x80000000 + +#define REG_HDMI_AUD_INT 0x000002cc +#define HDMI_AUD_INT_AUD_FIFO_URUN_INT 0x00000001 +#define HDMI_AUD_INT_AUD_FIFO_URAN_MASK 0x00000002 +#define HDMI_AUD_INT_AUD_SAM_DROP_INT 0x00000004 +#define HDMI_AUD_INT_AUD_SAM_DROP_MASK 0x00000008 + +#define REG_HDMI_PHY_CTRL 0x000002d4 +#define HDMI_PHY_CTRL_SW_RESET_PLL 0x00000001 +#define HDMI_PHY_CTRL_SW_RESET_PLL_LOW 0x00000002 +#define HDMI_PHY_CTRL_SW_RESET 0x00000004 +#define HDMI_PHY_CTRL_SW_RESET_LOW 0x00000008 + +#define REG_HDMI_CEC_WR_RANGE 0x000002dc + +#define REG_HDMI_CEC_RD_RANGE 0x000002e0 + +#define REG_HDMI_VERSION 0x000002e4 + +#define REG_HDMI_CEC_COMPL_CTL 0x00000360 + +#define REG_HDMI_CEC_RD_START_RANGE 0x00000364 + +#define REG_HDMI_CEC_RD_TOTAL_RANGE 0x00000368 + +#define REG_HDMI_CEC_RD_ERR_RESP_LO 0x0000036c + +#define REG_HDMI_CEC_WR_CHECK_CONFIG 0x00000370 + +#define REG_HDMI_8x60_PHY_REG0 0x00000000 +#define HDMI_8x60_PHY_REG0_DESER_DEL_CTRL__MASK 0x0000001c +#define HDMI_8x60_PHY_REG0_DESER_DEL_CTRL__SHIFT 2 +static inline uint32_t HDMI_8x60_PHY_REG0_DESER_DEL_CTRL(uint32_t val) +{ + return ((val) << HDMI_8x60_PHY_REG0_DESER_DEL_CTRL__SHIFT) & HDMI_8x60_PHY_REG0_DESER_DEL_CTRL__MASK; +} + +#define REG_HDMI_8x60_PHY_REG1 0x00000004 +#define HDMI_8x60_PHY_REG1_DTEST_MUX_SEL__MASK 0x000000f0 +#define HDMI_8x60_PHY_REG1_DTEST_MUX_SEL__SHIFT 4 +static inline uint32_t HDMI_8x60_PHY_REG1_DTEST_MUX_SEL(uint32_t val) +{ + return ((val) << HDMI_8x60_PHY_REG1_DTEST_MUX_SEL__SHIFT) & HDMI_8x60_PHY_REG1_DTEST_MUX_SEL__MASK; +} +#define HDMI_8x60_PHY_REG1_OUTVOL_SWING_CTRL__MASK 0x0000000f +#define HDMI_8x60_PHY_REG1_OUTVOL_SWING_CTRL__SHIFT 0 +static inline uint32_t HDMI_8x60_PHY_REG1_OUTVOL_SWING_CTRL(uint32_t val) +{ + return ((val) << HDMI_8x60_PHY_REG1_OUTVOL_SWING_CTRL__SHIFT) & HDMI_8x60_PHY_REG1_OUTVOL_SWING_CTRL__MASK; +} + +#define REG_HDMI_8x60_PHY_REG2 0x00000008 +#define HDMI_8x60_PHY_REG2_PD_DESER 0x00000001 +#define HDMI_8x60_PHY_REG2_PD_DRIVE_1 0x00000002 +#define HDMI_8x60_PHY_REG2_PD_DRIVE_2 0x00000004 +#define HDMI_8x60_PHY_REG2_PD_DRIVE_3 0x00000008 +#define HDMI_8x60_PHY_REG2_PD_DRIVE_4 0x00000010 +#define HDMI_8x60_PHY_REG2_PD_PLL 0x00000020 +#define HDMI_8x60_PHY_REG2_PD_PWRGEN 0x00000040 +#define HDMI_8x60_PHY_REG2_RCV_SENSE_EN 0x00000080 + +#define REG_HDMI_8x60_PHY_REG3 0x0000000c +#define HDMI_8x60_PHY_REG3_PLL_ENABLE 0x00000001 + +#define REG_HDMI_8x60_PHY_REG4 0x00000010 + +#define REG_HDMI_8x60_PHY_REG5 0x00000014 + +#define REG_HDMI_8x60_PHY_REG6 0x00000018 + +#define REG_HDMI_8x60_PHY_REG7 0x0000001c + +#define REG_HDMI_8x60_PHY_REG8 0x00000020 + +#define REG_HDMI_8x60_PHY_REG9 0x00000024 + +#define REG_HDMI_8x60_PHY_REG10 0x00000028 + +#define REG_HDMI_8x60_PHY_REG11 0x0000002c + +#define REG_HDMI_8x60_PHY_REG12 0x00000030 +#define HDMI_8x60_PHY_REG12_RETIMING_EN 0x00000001 +#define HDMI_8x60_PHY_REG12_PLL_LOCK_DETECT_EN 0x00000002 +#define HDMI_8x60_PHY_REG12_FORCE_LOCK 0x00000010 + +#define REG_HDMI_8960_PHY_REG0 0x00000000 + +#define REG_HDMI_8960_PHY_REG1 0x00000004 + +#define REG_HDMI_8960_PHY_REG2 0x00000008 + +#define REG_HDMI_8960_PHY_REG3 0x0000000c + +#define REG_HDMI_8960_PHY_REG4 0x00000010 + +#define REG_HDMI_8960_PHY_REG5 0x00000014 + +#define REG_HDMI_8960_PHY_REG6 0x00000018 + +#define REG_HDMI_8960_PHY_REG7 0x0000001c + +#define REG_HDMI_8960_PHY_REG8 0x00000020 + +#define REG_HDMI_8960_PHY_REG9 0x00000024 + +#define REG_HDMI_8960_PHY_REG10 0x00000028 + +#define REG_HDMI_8960_PHY_REG11 0x0000002c + +#define REG_HDMI_8960_PHY_REG12 0x00000030 +#define HDMI_8960_PHY_REG12_SW_RESET 0x00000020 +#define HDMI_8960_PHY_REG12_PWRDN_B 0x00000080 + +#define REG_HDMI_8960_PHY_REG_BIST_CFG 0x00000034 + +#define REG_HDMI_8960_PHY_DEBUG_BUS_SEL 0x00000038 + +#define REG_HDMI_8960_PHY_REG_MISC0 0x0000003c + +#define REG_HDMI_8960_PHY_REG13 0x00000040 + +#define REG_HDMI_8960_PHY_REG14 0x00000044 + +#define REG_HDMI_8960_PHY_REG15 0x00000048 + +#define REG_HDMI_8960_PHY_PLL_REFCLK_CFG 0x00000000 + +#define REG_HDMI_8960_PHY_PLL_CHRG_PUMP_CFG 0x00000004 + +#define REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG0 0x00000008 + +#define REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG1 0x0000000c + +#define REG_HDMI_8960_PHY_PLL_IDAC_ADJ_CFG 0x00000010 + +#define REG_HDMI_8960_PHY_PLL_I_VI_KVCO_CFG 0x00000014 + +#define REG_HDMI_8960_PHY_PLL_PWRDN_B 0x00000018 +#define HDMI_8960_PHY_PLL_PWRDN_B_PD_PLL 0x00000002 +#define HDMI_8960_PHY_PLL_PWRDN_B_PLL_PWRDN_B 0x00000008 + +#define REG_HDMI_8960_PHY_PLL_SDM_CFG0 0x0000001c + +#define REG_HDMI_8960_PHY_PLL_SDM_CFG1 0x00000020 + +#define REG_HDMI_8960_PHY_PLL_SDM_CFG2 0x00000024 + +#define REG_HDMI_8960_PHY_PLL_SDM_CFG3 0x00000028 + +#define REG_HDMI_8960_PHY_PLL_SDM_CFG4 0x0000002c + +#define REG_HDMI_8960_PHY_PLL_SSC_CFG0 0x00000030 + +#define REG_HDMI_8960_PHY_PLL_SSC_CFG1 0x00000034 + +#define REG_HDMI_8960_PHY_PLL_SSC_CFG2 0x00000038 + +#define REG_HDMI_8960_PHY_PLL_SSC_CFG3 0x0000003c + +#define REG_HDMI_8960_PHY_PLL_LOCKDET_CFG0 0x00000040 + +#define REG_HDMI_8960_PHY_PLL_LOCKDET_CFG1 0x00000044 + +#define REG_HDMI_8960_PHY_PLL_LOCKDET_CFG2 0x00000048 + +#define REG_HDMI_8960_PHY_PLL_VCOCAL_CFG0 0x0000004c + +#define REG_HDMI_8960_PHY_PLL_VCOCAL_CFG1 0x00000050 + +#define REG_HDMI_8960_PHY_PLL_VCOCAL_CFG2 0x00000054 + +#define REG_HDMI_8960_PHY_PLL_VCOCAL_CFG3 0x00000058 + +#define REG_HDMI_8960_PHY_PLL_VCOCAL_CFG4 0x0000005c + +#define REG_HDMI_8960_PHY_PLL_VCOCAL_CFG5 0x00000060 + +#define REG_HDMI_8960_PHY_PLL_VCOCAL_CFG6 0x00000064 + +#define REG_HDMI_8960_PHY_PLL_VCOCAL_CFG7 0x00000068 + +#define REG_HDMI_8960_PHY_PLL_DEBUG_SEL 0x0000006c + +#define REG_HDMI_8960_PHY_PLL_MISC0 0x00000070 + +#define REG_HDMI_8960_PHY_PLL_MISC1 0x00000074 + +#define REG_HDMI_8960_PHY_PLL_MISC2 0x00000078 + +#define REG_HDMI_8960_PHY_PLL_MISC3 0x0000007c + +#define REG_HDMI_8960_PHY_PLL_MISC4 0x00000080 + +#define REG_HDMI_8960_PHY_PLL_MISC5 0x00000084 + +#define REG_HDMI_8960_PHY_PLL_MISC6 0x00000088 + +#define REG_HDMI_8960_PHY_PLL_DEBUG_BUS0 0x0000008c + +#define REG_HDMI_8960_PHY_PLL_DEBUG_BUS1 0x00000090 + +#define REG_HDMI_8960_PHY_PLL_DEBUG_BUS2 0x00000094 + +#define REG_HDMI_8960_PHY_PLL_STATUS0 0x00000098 +#define HDMI_8960_PHY_PLL_STATUS0_PLL_LOCK 0x00000001 + +#define REG_HDMI_8960_PHY_PLL_STATUS1 0x0000009c + +#define REG_HDMI_8x74_ANA_CFG0 0x00000000 + +#define REG_HDMI_8x74_ANA_CFG1 0x00000004 + +#define REG_HDMI_8x74_PD_CTRL0 0x00000010 + +#define REG_HDMI_8x74_PD_CTRL1 0x00000014 + +#define REG_HDMI_8x74_BIST_CFG0 0x00000034 + +#define REG_HDMI_8x74_BIST_PATN0 0x0000003c + +#define REG_HDMI_8x74_BIST_PATN1 0x00000040 + +#define REG_HDMI_8x74_BIST_PATN2 0x00000044 + +#define REG_HDMI_8x74_BIST_PATN3 0x00000048 + +#define REG_HDMI_28nm_PHY_PLL_REFCLK_CFG 0x00000000 + +#define REG_HDMI_28nm_PHY_PLL_POSTDIV1_CFG 0x00000004 + +#define REG_HDMI_28nm_PHY_PLL_CHGPUMP_CFG 0x00000008 + +#define REG_HDMI_28nm_PHY_PLL_VCOLPF_CFG 0x0000000c + +#define REG_HDMI_28nm_PHY_PLL_VREG_CFG 0x00000010 + +#define REG_HDMI_28nm_PHY_PLL_PWRGEN_CFG 0x00000014 + +#define REG_HDMI_28nm_PHY_PLL_DMUX_CFG 0x00000018 + +#define REG_HDMI_28nm_PHY_PLL_AMUX_CFG 0x0000001c + +#define REG_HDMI_28nm_PHY_PLL_GLB_CFG 0x00000020 +#define HDMI_28nm_PHY_PLL_GLB_CFG_PLL_PWRDN_B 0x00000001 +#define HDMI_28nm_PHY_PLL_GLB_CFG_PLL_LDO_PWRDN_B 0x00000002 +#define HDMI_28nm_PHY_PLL_GLB_CFG_PLL_PWRGEN_PWRDN_B 0x00000004 +#define HDMI_28nm_PHY_PLL_GLB_CFG_PLL_ENABLE 0x00000008 + +#define REG_HDMI_28nm_PHY_PLL_POSTDIV2_CFG 0x00000024 + +#define REG_HDMI_28nm_PHY_PLL_POSTDIV3_CFG 0x00000028 + +#define REG_HDMI_28nm_PHY_PLL_LPFR_CFG 0x0000002c + +#define REG_HDMI_28nm_PHY_PLL_LPFC1_CFG 0x00000030 + +#define REG_HDMI_28nm_PHY_PLL_LPFC2_CFG 0x00000034 + +#define REG_HDMI_28nm_PHY_PLL_SDM_CFG0 0x00000038 + +#define REG_HDMI_28nm_PHY_PLL_SDM_CFG1 0x0000003c + +#define REG_HDMI_28nm_PHY_PLL_SDM_CFG2 0x00000040 + +#define REG_HDMI_28nm_PHY_PLL_SDM_CFG3 0x00000044 + +#define REG_HDMI_28nm_PHY_PLL_SDM_CFG4 0x00000048 + +#define REG_HDMI_28nm_PHY_PLL_SSC_CFG0 0x0000004c + +#define REG_HDMI_28nm_PHY_PLL_SSC_CFG1 0x00000050 + +#define REG_HDMI_28nm_PHY_PLL_SSC_CFG2 0x00000054 + +#define REG_HDMI_28nm_PHY_PLL_SSC_CFG3 0x00000058 + +#define REG_HDMI_28nm_PHY_PLL_LKDET_CFG0 0x0000005c + +#define REG_HDMI_28nm_PHY_PLL_LKDET_CFG1 0x00000060 + +#define REG_HDMI_28nm_PHY_PLL_LKDET_CFG2 0x00000064 + +#define REG_HDMI_28nm_PHY_PLL_TEST_CFG 0x00000068 +#define HDMI_28nm_PHY_PLL_TEST_CFG_PLL_SW_RESET 0x00000001 + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG0 0x0000006c + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG1 0x00000070 + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG2 0x00000074 + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG3 0x00000078 + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG4 0x0000007c + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG5 0x00000080 + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG6 0x00000084 + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG7 0x00000088 + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG8 0x0000008c + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG9 0x00000090 + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG10 0x00000094 + +#define REG_HDMI_28nm_PHY_PLL_CAL_CFG11 0x00000098 + +#define REG_HDMI_28nm_PHY_PLL_EFUSE_CFG 0x0000009c + +#define REG_HDMI_28nm_PHY_PLL_DEBUG_BUS_SEL 0x000000a0 + +#define REG_HDMI_8996_PHY_CFG 0x00000000 + +#define REG_HDMI_8996_PHY_PD_CTL 0x00000004 + +#define REG_HDMI_8996_PHY_MODE 0x00000008 + +#define REG_HDMI_8996_PHY_MISR_CLEAR 0x0000000c + +#define REG_HDMI_8996_PHY_TX0_TX1_BIST_CFG0 0x00000010 + +#define REG_HDMI_8996_PHY_TX0_TX1_BIST_CFG1 0x00000014 + +#define REG_HDMI_8996_PHY_TX0_TX1_PRBS_SEED_BYTE0 0x00000018 + +#define REG_HDMI_8996_PHY_TX0_TX1_PRBS_SEED_BYTE1 0x0000001c + +#define REG_HDMI_8996_PHY_TX0_TX1_BIST_PATTERN0 0x00000020 + +#define REG_HDMI_8996_PHY_TX0_TX1_BIST_PATTERN1 0x00000024 + +#define REG_HDMI_8996_PHY_TX2_TX3_BIST_CFG0 0x00000028 + +#define REG_HDMI_8996_PHY_TX2_TX3_BIST_CFG1 0x0000002c + +#define REG_HDMI_8996_PHY_TX2_TX3_PRBS_SEED_BYTE0 0x00000030 + +#define REG_HDMI_8996_PHY_TX2_TX3_PRBS_SEED_BYTE1 0x00000034 + +#define REG_HDMI_8996_PHY_TX2_TX3_BIST_PATTERN0 0x00000038 + +#define REG_HDMI_8996_PHY_TX2_TX3_BIST_PATTERN1 0x0000003c + +#define REG_HDMI_8996_PHY_DEBUG_BUS_SEL 0x00000040 + +#define REG_HDMI_8996_PHY_TXCAL_CFG0 0x00000044 + +#define REG_HDMI_8996_PHY_TXCAL_CFG1 0x00000048 + +#define REG_HDMI_8996_PHY_TX0_TX1_LANE_CTL 0x0000004c + +#define REG_HDMI_8996_PHY_TX2_TX3_LANE_CTL 0x00000050 + +#define REG_HDMI_8996_PHY_LANE_BIST_CONFIG 0x00000054 + +#define REG_HDMI_8996_PHY_CLOCK 0x00000058 + +#define REG_HDMI_8996_PHY_MISC1 0x0000005c + +#define REG_HDMI_8996_PHY_MISC2 0x00000060 + +#define REG_HDMI_8996_PHY_TX0_TX1_BIST_STATUS0 0x00000064 + +#define REG_HDMI_8996_PHY_TX0_TX1_BIST_STATUS1 0x00000068 + +#define REG_HDMI_8996_PHY_TX0_TX1_BIST_STATUS2 0x0000006c + +#define REG_HDMI_8996_PHY_TX2_TX3_BIST_STATUS0 0x00000070 + +#define REG_HDMI_8996_PHY_TX2_TX3_BIST_STATUS1 0x00000074 + +#define REG_HDMI_8996_PHY_TX2_TX3_BIST_STATUS2 0x00000078 + +#define REG_HDMI_8996_PHY_PRE_MISR_STATUS0 0x0000007c + +#define REG_HDMI_8996_PHY_PRE_MISR_STATUS1 0x00000080 + +#define REG_HDMI_8996_PHY_PRE_MISR_STATUS2 0x00000084 + +#define REG_HDMI_8996_PHY_PRE_MISR_STATUS3 0x00000088 + +#define REG_HDMI_8996_PHY_POST_MISR_STATUS0 0x0000008c + +#define REG_HDMI_8996_PHY_POST_MISR_STATUS1 0x00000090 + +#define REG_HDMI_8996_PHY_POST_MISR_STATUS2 0x00000094 + +#define REG_HDMI_8996_PHY_POST_MISR_STATUS3 0x00000098 + +#define REG_HDMI_8996_PHY_STATUS 0x0000009c + +#define REG_HDMI_8996_PHY_MISC3_STATUS 0x000000a0 + +#define REG_HDMI_8996_PHY_MISC4_STATUS 0x000000a4 + +#define REG_HDMI_8996_PHY_DEBUG_BUS0 0x000000a8 + +#define REG_HDMI_8996_PHY_DEBUG_BUS1 0x000000ac + +#define REG_HDMI_8996_PHY_DEBUG_BUS2 0x000000b0 + +#define REG_HDMI_8996_PHY_DEBUG_BUS3 0x000000b4 + +#define REG_HDMI_8996_PHY_PHY_REVISION_ID0 0x000000b8 + +#define REG_HDMI_8996_PHY_PHY_REVISION_ID1 0x000000bc + +#define REG_HDMI_8996_PHY_PHY_REVISION_ID2 0x000000c0 + +#define REG_HDMI_8996_PHY_PHY_REVISION_ID3 0x000000c4 + +#define REG_HDMI_PHY_QSERDES_COM_ATB_SEL1 0x00000000 + +#define REG_HDMI_PHY_QSERDES_COM_ATB_SEL2 0x00000004 + +#define REG_HDMI_PHY_QSERDES_COM_FREQ_UPDATE 0x00000008 + +#define REG_HDMI_PHY_QSERDES_COM_BG_TIMER 0x0000000c + +#define REG_HDMI_PHY_QSERDES_COM_SSC_EN_CENTER 0x00000010 + +#define REG_HDMI_PHY_QSERDES_COM_SSC_ADJ_PER1 0x00000014 + +#define REG_HDMI_PHY_QSERDES_COM_SSC_ADJ_PER2 0x00000018 + +#define REG_HDMI_PHY_QSERDES_COM_SSC_PER1 0x0000001c + +#define REG_HDMI_PHY_QSERDES_COM_SSC_PER2 0x00000020 + +#define REG_HDMI_PHY_QSERDES_COM_SSC_STEP_SIZE1 0x00000024 + +#define REG_HDMI_PHY_QSERDES_COM_SSC_STEP_SIZE2 0x00000028 + +#define REG_HDMI_PHY_QSERDES_COM_POST_DIV 0x0000002c + +#define REG_HDMI_PHY_QSERDES_COM_POST_DIV_MUX 0x00000030 + +#define REG_HDMI_PHY_QSERDES_COM_BIAS_EN_CLKBUFLR_EN 0x00000034 + +#define REG_HDMI_PHY_QSERDES_COM_CLK_ENABLE1 0x00000038 + +#define REG_HDMI_PHY_QSERDES_COM_SYS_CLK_CTRL 0x0000003c + +#define REG_HDMI_PHY_QSERDES_COM_SYSCLK_BUF_ENABLE 0x00000040 + +#define REG_HDMI_PHY_QSERDES_COM_PLL_EN 0x00000044 + +#define REG_HDMI_PHY_QSERDES_COM_PLL_IVCO 0x00000048 + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP1_MODE0 0x0000004c + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP2_MODE0 0x00000050 + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP3_MODE0 0x00000054 + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP1_MODE1 0x00000058 + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP2_MODE1 0x0000005c + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP3_MODE1 0x00000060 + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP1_MODE2 0x00000064 + +#define REG_HDMI_PHY_QSERDES_COM_CMN_RSVD0 0x00000064 + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP2_MODE2 0x00000068 + +#define REG_HDMI_PHY_QSERDES_COM_EP_CLOCK_DETECT_CTRL 0x00000068 + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP3_MODE2 0x0000006c + +#define REG_HDMI_PHY_QSERDES_COM_SYSCLK_DET_COMP_STATUS 0x0000006c + +#define REG_HDMI_PHY_QSERDES_COM_BG_TRIM 0x00000070 + +#define REG_HDMI_PHY_QSERDES_COM_CLK_EP_DIV 0x00000074 + +#define REG_HDMI_PHY_QSERDES_COM_CP_CTRL_MODE0 0x00000078 + +#define REG_HDMI_PHY_QSERDES_COM_CP_CTRL_MODE1 0x0000007c + +#define REG_HDMI_PHY_QSERDES_COM_CP_CTRL_MODE2 0x00000080 + +#define REG_HDMI_PHY_QSERDES_COM_CMN_RSVD1 0x00000080 + +#define REG_HDMI_PHY_QSERDES_COM_PLL_RCTRL_MODE0 0x00000084 + +#define REG_HDMI_PHY_QSERDES_COM_PLL_RCTRL_MODE1 0x00000088 + +#define REG_HDMI_PHY_QSERDES_COM_PLL_RCTRL_MODE2 0x0000008c + +#define REG_HDMI_PHY_QSERDES_COM_CMN_RSVD2 0x0000008c + +#define REG_HDMI_PHY_QSERDES_COM_PLL_CCTRL_MODE0 0x00000090 + +#define REG_HDMI_PHY_QSERDES_COM_PLL_CCTRL_MODE1 0x00000094 + +#define REG_HDMI_PHY_QSERDES_COM_PLL_CCTRL_MODE2 0x00000098 + +#define REG_HDMI_PHY_QSERDES_COM_CMN_RSVD3 0x00000098 + +#define REG_HDMI_PHY_QSERDES_COM_PLL_CNTRL 0x0000009c + +#define REG_HDMI_PHY_QSERDES_COM_PHASE_SEL_CTRL 0x000000a0 + +#define REG_HDMI_PHY_QSERDES_COM_PHASE_SEL_DC 0x000000a4 + +#define REG_HDMI_PHY_QSERDES_COM_CORE_CLK_IN_SYNC_SEL 0x000000a8 + +#define REG_HDMI_PHY_QSERDES_COM_BIAS_EN_CTRL_BY_PSM 0x000000a8 + +#define REG_HDMI_PHY_QSERDES_COM_SYSCLK_EN_SEL 0x000000ac + +#define REG_HDMI_PHY_QSERDES_COM_CML_SYSCLK_SEL 0x000000b0 + +#define REG_HDMI_PHY_QSERDES_COM_RESETSM_CNTRL 0x000000b4 + +#define REG_HDMI_PHY_QSERDES_COM_RESETSM_CNTRL2 0x000000b8 + +#define REG_HDMI_PHY_QSERDES_COM_RESTRIM_CTRL 0x000000bc + +#define REG_HDMI_PHY_QSERDES_COM_RESTRIM_CTRL2 0x000000c0 + +#define REG_HDMI_PHY_QSERDES_COM_RESCODE_DIV_NUM 0x000000c4 + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP_EN 0x000000c8 + +#define REG_HDMI_PHY_QSERDES_COM_LOCK_CMP_CFG 0x000000cc + +#define REG_HDMI_PHY_QSERDES_COM_DEC_START_MODE0 0x000000d0 + +#define REG_HDMI_PHY_QSERDES_COM_DEC_START_MODE1 0x000000d4 + +#define REG_HDMI_PHY_QSERDES_COM_DEC_START_MODE2 0x000000d8 + +#define REG_HDMI_PHY_QSERDES_COM_VCOCAL_DEADMAN_CTRL 0x000000d8 + +#define REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START1_MODE0 0x000000dc + +#define REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START2_MODE0 0x000000e0 + +#define REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START3_MODE0 0x000000e4 + +#define REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START1_MODE1 0x000000e8 + +#define REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START2_MODE1 0x000000ec + +#define REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START3_MODE1 0x000000f0 + +#define REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START1_MODE2 0x000000f4 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_MINVAL1 0x000000f4 + +#define REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START2_MODE2 0x000000f8 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_MINVAL2 0x000000f8 + +#define REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START3_MODE2 0x000000fc + +#define REG_HDMI_PHY_QSERDES_COM_CMN_RSVD4 0x000000fc + +#define REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_INITVAL 0x00000100 + +#define REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_EN 0x00000104 + +#define REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_GAIN0_MODE0 0x00000108 + +#define REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_GAIN1_MODE0 0x0000010c + +#define REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_GAIN0_MODE1 0x00000110 + +#define REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_GAIN1_MODE1 0x00000114 + +#define REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_GAIN0_MODE2 0x00000118 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_MAXVAL1 0x00000118 + +#define REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_GAIN1_MODE2 0x0000011c + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_MAXVAL2 0x0000011c + +#define REG_HDMI_PHY_QSERDES_COM_RES_TRIM_CONTROL2 0x00000120 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_CTRL 0x00000124 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_MAP 0x00000128 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE1_MODE0 0x0000012c + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE2_MODE0 0x00000130 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE1_MODE1 0x00000134 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE2_MODE1 0x00000138 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE1_MODE2 0x0000013c + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_INITVAL1 0x0000013c + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE2_MODE2 0x00000140 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_INITVAL2 0x00000140 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_TIMER1 0x00000144 + +#define REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_TIMER2 0x00000148 + +#define REG_HDMI_PHY_QSERDES_COM_SAR 0x0000014c + +#define REG_HDMI_PHY_QSERDES_COM_SAR_CLK 0x00000150 + +#define REG_HDMI_PHY_QSERDES_COM_SAR_CODE_OUT_STATUS 0x00000154 + +#define REG_HDMI_PHY_QSERDES_COM_SAR_CODE_READY_STATUS 0x00000158 + +#define REG_HDMI_PHY_QSERDES_COM_CMN_STATUS 0x0000015c + +#define REG_HDMI_PHY_QSERDES_COM_RESET_SM_STATUS 0x00000160 + +#define REG_HDMI_PHY_QSERDES_COM_RESTRIM_CODE_STATUS 0x00000164 + +#define REG_HDMI_PHY_QSERDES_COM_PLLCAL_CODE1_STATUS 0x00000168 + +#define REG_HDMI_PHY_QSERDES_COM_PLLCAL_CODE2_STATUS 0x0000016c + +#define REG_HDMI_PHY_QSERDES_COM_BG_CTRL 0x00000170 + +#define REG_HDMI_PHY_QSERDES_COM_CLK_SELECT 0x00000174 + +#define REG_HDMI_PHY_QSERDES_COM_HSCLK_SEL 0x00000178 + +#define REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_BINCODE_STATUS 0x0000017c + +#define REG_HDMI_PHY_QSERDES_COM_PLL_ANALOG 0x00000180 + +#define REG_HDMI_PHY_QSERDES_COM_CORECLK_DIV 0x00000184 + +#define REG_HDMI_PHY_QSERDES_COM_SW_RESET 0x00000188 + +#define REG_HDMI_PHY_QSERDES_COM_CORE_CLK_EN 0x0000018c + +#define REG_HDMI_PHY_QSERDES_COM_C_READY_STATUS 0x00000190 + +#define REG_HDMI_PHY_QSERDES_COM_CMN_CONFIG 0x00000194 + +#define REG_HDMI_PHY_QSERDES_COM_CMN_RATE_OVERRIDE 0x00000198 + +#define REG_HDMI_PHY_QSERDES_COM_SVS_MODE_CLK_SEL 0x0000019c + +#define REG_HDMI_PHY_QSERDES_COM_DEBUG_BUS0 0x000001a0 + +#define REG_HDMI_PHY_QSERDES_COM_DEBUG_BUS1 0x000001a4 + +#define REG_HDMI_PHY_QSERDES_COM_DEBUG_BUS2 0x000001a8 + +#define REG_HDMI_PHY_QSERDES_COM_DEBUG_BUS3 0x000001ac + +#define REG_HDMI_PHY_QSERDES_COM_DEBUG_BUS_SEL 0x000001b0 + +#define REG_HDMI_PHY_QSERDES_COM_CMN_MISC1 0x000001b4 + +#define REG_HDMI_PHY_QSERDES_COM_CMN_MISC2 0x000001b8 + +#define REG_HDMI_PHY_QSERDES_COM_CORECLK_DIV_MODE1 0x000001bc + +#define REG_HDMI_PHY_QSERDES_COM_CORECLK_DIV_MODE2 0x000001c0 + +#define REG_HDMI_PHY_QSERDES_COM_CMN_RSVD5 0x000001c4 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_MODE_LANENO 0x00000000 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_INVERT 0x00000004 + +#define REG_HDMI_PHY_QSERDES_TX_LX_CLKBUF_ENABLE 0x00000008 + +#define REG_HDMI_PHY_QSERDES_TX_LX_CMN_CONTROL_ONE 0x0000000c + +#define REG_HDMI_PHY_QSERDES_TX_LX_CMN_CONTROL_TWO 0x00000010 + +#define REG_HDMI_PHY_QSERDES_TX_LX_CMN_CONTROL_THREE 0x00000014 + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_EMP_POST1_LVL 0x00000018 + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_POST2_EMPH 0x0000001c + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_BOOST_LVL_UP_DN 0x00000020 + +#define REG_HDMI_PHY_QSERDES_TX_LX_HP_PD_ENABLES 0x00000024 + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_IDLE_LVL_LARGE_AMP 0x00000028 + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_DRV_LVL 0x0000002c + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_DRV_LVL_OFFSET 0x00000030 + +#define REG_HDMI_PHY_QSERDES_TX_LX_RESET_TSYNC_EN 0x00000034 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PRE_STALL_LDO_BOOST_EN 0x00000038 + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_BAND 0x0000003c + +#define REG_HDMI_PHY_QSERDES_TX_LX_SLEW_CNTL 0x00000040 + +#define REG_HDMI_PHY_QSERDES_TX_LX_INTERFACE_SELECT 0x00000044 + +#define REG_HDMI_PHY_QSERDES_TX_LX_LPB_EN 0x00000048 + +#define REG_HDMI_PHY_QSERDES_TX_LX_RES_CODE_LANE_TX 0x0000004c + +#define REG_HDMI_PHY_QSERDES_TX_LX_RES_CODE_LANE_RX 0x00000050 + +#define REG_HDMI_PHY_QSERDES_TX_LX_RES_CODE_LANE_OFFSET 0x00000054 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PERL_LENGTH1 0x00000058 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PERL_LENGTH2 0x0000005c + +#define REG_HDMI_PHY_QSERDES_TX_LX_SERDES_BYP_EN_OUT 0x00000060 + +#define REG_HDMI_PHY_QSERDES_TX_LX_DEBUG_BUS_SEL 0x00000064 + +#define REG_HDMI_PHY_QSERDES_TX_LX_HIGHZ_TRANSCEIVEREN_BIAS_DRVR_EN 0x00000068 + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_POL_INV 0x0000006c + +#define REG_HDMI_PHY_QSERDES_TX_LX_PARRATE_REC_DETECT_IDLE_EN 0x00000070 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_PATTERN1 0x00000074 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_PATTERN2 0x00000078 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_PATTERN3 0x0000007c + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_PATTERN4 0x00000080 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_PATTERN5 0x00000084 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_PATTERN6 0x00000088 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_PATTERN7 0x0000008c + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_PATTERN8 0x00000090 + +#define REG_HDMI_PHY_QSERDES_TX_LX_LANE_MODE 0x00000094 + +#define REG_HDMI_PHY_QSERDES_TX_LX_IDAC_CAL_LANE_MODE 0x00000098 + +#define REG_HDMI_PHY_QSERDES_TX_LX_IDAC_CAL_LANE_MODE_CONFIGURATION 0x0000009c + +#define REG_HDMI_PHY_QSERDES_TX_LX_ATB_SEL1 0x000000a0 + +#define REG_HDMI_PHY_QSERDES_TX_LX_ATB_SEL2 0x000000a4 + +#define REG_HDMI_PHY_QSERDES_TX_LX_RCV_DETECT_LVL 0x000000a8 + +#define REG_HDMI_PHY_QSERDES_TX_LX_RCV_DETECT_LVL_2 0x000000ac + +#define REG_HDMI_PHY_QSERDES_TX_LX_PRBS_SEED1 0x000000b0 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PRBS_SEED2 0x000000b4 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PRBS_SEED3 0x000000b8 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PRBS_SEED4 0x000000bc + +#define REG_HDMI_PHY_QSERDES_TX_LX_RESET_GEN 0x000000c0 + +#define REG_HDMI_PHY_QSERDES_TX_LX_RESET_GEN_MUXES 0x000000c4 + +#define REG_HDMI_PHY_QSERDES_TX_LX_TRAN_DRVR_EMP_EN 0x000000c8 + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_INTERFACE_MODE 0x000000cc + +#define REG_HDMI_PHY_QSERDES_TX_LX_PWM_CTRL 0x000000d0 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PWM_ENCODED_OR_DATA 0x000000d4 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PWM_GEAR_1_DIVIDER_BAND2 0x000000d8 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PWM_GEAR_2_DIVIDER_BAND2 0x000000dc + +#define REG_HDMI_PHY_QSERDES_TX_LX_PWM_GEAR_3_DIVIDER_BAND2 0x000000e0 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PWM_GEAR_4_DIVIDER_BAND2 0x000000e4 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PWM_GEAR_1_DIVIDER_BAND0_1 0x000000e8 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PWM_GEAR_2_DIVIDER_BAND0_1 0x000000ec + +#define REG_HDMI_PHY_QSERDES_TX_LX_PWM_GEAR_3_DIVIDER_BAND0_1 0x000000f0 + +#define REG_HDMI_PHY_QSERDES_TX_LX_PWM_GEAR_4_DIVIDER_BAND0_1 0x000000f4 + +#define REG_HDMI_PHY_QSERDES_TX_LX_VMODE_CTRL1 0x000000f8 + +#define REG_HDMI_PHY_QSERDES_TX_LX_VMODE_CTRL2 0x000000fc + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_ALOG_INTF_OBSV_CNTL 0x00000100 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_STATUS 0x00000104 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_ERROR_COUNT1 0x00000108 + +#define REG_HDMI_PHY_QSERDES_TX_LX_BIST_ERROR_COUNT2 0x0000010c + +#define REG_HDMI_PHY_QSERDES_TX_LX_TX_ALOG_INTF_OBSV 0x00000110 + + +#endif /* HDMI_XML */ diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_audio.c b/drivers/gpu/drm/msm/hdmi/hdmi_audio.c new file mode 100644 index 000000000..4c2058c4a --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_audio.c @@ -0,0 +1,254 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#include <linux/hdmi.h> +#include "hdmi.h" + +/* maps MSM_HDMI_AUDIO_CHANNEL_n consts used by audio driver to # of channels: */ +static int nchannels[] = { 2, 4, 6, 8 }; + +/* Supported HDMI Audio sample rates */ +#define MSM_HDMI_SAMPLE_RATE_32KHZ 0 +#define MSM_HDMI_SAMPLE_RATE_44_1KHZ 1 +#define MSM_HDMI_SAMPLE_RATE_48KHZ 2 +#define MSM_HDMI_SAMPLE_RATE_88_2KHZ 3 +#define MSM_HDMI_SAMPLE_RATE_96KHZ 4 +#define MSM_HDMI_SAMPLE_RATE_176_4KHZ 5 +#define MSM_HDMI_SAMPLE_RATE_192KHZ 6 +#define MSM_HDMI_SAMPLE_RATE_MAX 7 + + +struct hdmi_msm_audio_acr { + uint32_t n; /* N parameter for clock regeneration */ + uint32_t cts; /* CTS parameter for clock regeneration */ +}; + +struct hdmi_msm_audio_arcs { + unsigned long int pixclock; + struct hdmi_msm_audio_acr lut[MSM_HDMI_SAMPLE_RATE_MAX]; +}; + +#define HDMI_MSM_AUDIO_ARCS(pclk, ...) { (1000 * (pclk)), __VA_ARGS__ } + +/* Audio constants lookup table for hdmi_msm_audio_acr_setup */ +/* Valid Pixel-Clock rates: 25.2MHz, 27MHz, 27.03MHz, 74.25MHz, 148.5MHz */ +static const struct hdmi_msm_audio_arcs acr_lut[] = { + /* 25.200MHz */ + HDMI_MSM_AUDIO_ARCS(25200, { + {4096, 25200}, {6272, 28000}, {6144, 25200}, {12544, 28000}, + {12288, 25200}, {25088, 28000}, {24576, 25200} }), + /* 27.000MHz */ + HDMI_MSM_AUDIO_ARCS(27000, { + {4096, 27000}, {6272, 30000}, {6144, 27000}, {12544, 30000}, + {12288, 27000}, {25088, 30000}, {24576, 27000} }), + /* 27.027MHz */ + HDMI_MSM_AUDIO_ARCS(27030, { + {4096, 27027}, {6272, 30030}, {6144, 27027}, {12544, 30030}, + {12288, 27027}, {25088, 30030}, {24576, 27027} }), + /* 74.250MHz */ + HDMI_MSM_AUDIO_ARCS(74250, { + {4096, 74250}, {6272, 82500}, {6144, 74250}, {12544, 82500}, + {12288, 74250}, {25088, 82500}, {24576, 74250} }), + /* 148.500MHz */ + HDMI_MSM_AUDIO_ARCS(148500, { + {4096, 148500}, {6272, 165000}, {6144, 148500}, {12544, 165000}, + {12288, 148500}, {25088, 165000}, {24576, 148500} }), +}; + +static const struct hdmi_msm_audio_arcs *get_arcs(unsigned long int pixclock) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(acr_lut); i++) { + const struct hdmi_msm_audio_arcs *arcs = &acr_lut[i]; + if (arcs->pixclock == pixclock) + return arcs; + } + + return NULL; +} + +int msm_hdmi_audio_update(struct hdmi *hdmi) +{ + struct hdmi_audio *audio = &hdmi->audio; + struct hdmi_audio_infoframe *info = &audio->infoframe; + const struct hdmi_msm_audio_arcs *arcs = NULL; + bool enabled = audio->enabled; + uint32_t acr_pkt_ctrl, vbi_pkt_ctrl, aud_pkt_ctrl; + uint32_t infofrm_ctrl, audio_config; + + DBG("audio: enabled=%d, channels=%d, channel_allocation=0x%x, " + "level_shift_value=%d, downmix_inhibit=%d, rate=%d", + audio->enabled, info->channels, info->channel_allocation, + info->level_shift_value, info->downmix_inhibit, audio->rate); + DBG("video: power_on=%d, pixclock=%lu", hdmi->power_on, hdmi->pixclock); + + if (enabled && !(hdmi->power_on && hdmi->pixclock)) { + DBG("disabling audio: no video"); + enabled = false; + } + + if (enabled) { + arcs = get_arcs(hdmi->pixclock); + if (!arcs) { + DBG("disabling audio: unsupported pixclock: %lu", + hdmi->pixclock); + enabled = false; + } + } + + /* Read first before writing */ + acr_pkt_ctrl = hdmi_read(hdmi, REG_HDMI_ACR_PKT_CTRL); + vbi_pkt_ctrl = hdmi_read(hdmi, REG_HDMI_VBI_PKT_CTRL); + aud_pkt_ctrl = hdmi_read(hdmi, REG_HDMI_AUDIO_PKT_CTRL1); + infofrm_ctrl = hdmi_read(hdmi, REG_HDMI_INFOFRAME_CTRL0); + audio_config = hdmi_read(hdmi, REG_HDMI_AUDIO_CFG); + + /* Clear N/CTS selection bits */ + acr_pkt_ctrl &= ~HDMI_ACR_PKT_CTRL_SELECT__MASK; + + if (enabled) { + uint32_t n, cts, multiplier; + enum hdmi_acr_cts select; + uint8_t buf[14]; + + n = arcs->lut[audio->rate].n; + cts = arcs->lut[audio->rate].cts; + + if ((MSM_HDMI_SAMPLE_RATE_192KHZ == audio->rate) || + (MSM_HDMI_SAMPLE_RATE_176_4KHZ == audio->rate)) { + multiplier = 4; + n >>= 2; /* divide N by 4 and use multiplier */ + } else if ((MSM_HDMI_SAMPLE_RATE_96KHZ == audio->rate) || + (MSM_HDMI_SAMPLE_RATE_88_2KHZ == audio->rate)) { + multiplier = 2; + n >>= 1; /* divide N by 2 and use multiplier */ + } else { + multiplier = 1; + } + + DBG("n=%u, cts=%u, multiplier=%u", n, cts, multiplier); + + acr_pkt_ctrl |= HDMI_ACR_PKT_CTRL_SOURCE; + acr_pkt_ctrl |= HDMI_ACR_PKT_CTRL_AUDIO_PRIORITY; + acr_pkt_ctrl |= HDMI_ACR_PKT_CTRL_N_MULTIPLIER(multiplier); + + if ((MSM_HDMI_SAMPLE_RATE_48KHZ == audio->rate) || + (MSM_HDMI_SAMPLE_RATE_96KHZ == audio->rate) || + (MSM_HDMI_SAMPLE_RATE_192KHZ == audio->rate)) + select = ACR_48; + else if ((MSM_HDMI_SAMPLE_RATE_44_1KHZ == audio->rate) || + (MSM_HDMI_SAMPLE_RATE_88_2KHZ == audio->rate) || + (MSM_HDMI_SAMPLE_RATE_176_4KHZ == audio->rate)) + select = ACR_44; + else /* default to 32k */ + select = ACR_32; + + acr_pkt_ctrl |= HDMI_ACR_PKT_CTRL_SELECT(select); + + hdmi_write(hdmi, REG_HDMI_ACR_0(select - 1), + HDMI_ACR_0_CTS(cts)); + hdmi_write(hdmi, REG_HDMI_ACR_1(select - 1), + HDMI_ACR_1_N(n)); + + hdmi_write(hdmi, REG_HDMI_AUDIO_PKT_CTRL2, + COND(info->channels != 2, HDMI_AUDIO_PKT_CTRL2_LAYOUT) | + HDMI_AUDIO_PKT_CTRL2_OVERRIDE); + + acr_pkt_ctrl |= HDMI_ACR_PKT_CTRL_CONT; + acr_pkt_ctrl |= HDMI_ACR_PKT_CTRL_SEND; + + /* configure infoframe: */ + hdmi_audio_infoframe_pack(info, buf, sizeof(buf)); + hdmi_write(hdmi, REG_HDMI_AUDIO_INFO0, + (buf[3] << 0) | (buf[4] << 8) | + (buf[5] << 16) | (buf[6] << 24)); + hdmi_write(hdmi, REG_HDMI_AUDIO_INFO1, + (buf[7] << 0) | (buf[8] << 8)); + + hdmi_write(hdmi, REG_HDMI_GC, 0); + + vbi_pkt_ctrl |= HDMI_VBI_PKT_CTRL_GC_ENABLE; + vbi_pkt_ctrl |= HDMI_VBI_PKT_CTRL_GC_EVERY_FRAME; + + aud_pkt_ctrl |= HDMI_AUDIO_PKT_CTRL1_AUDIO_SAMPLE_SEND; + + infofrm_ctrl |= HDMI_INFOFRAME_CTRL0_AUDIO_INFO_SEND; + infofrm_ctrl |= HDMI_INFOFRAME_CTRL0_AUDIO_INFO_CONT; + infofrm_ctrl |= HDMI_INFOFRAME_CTRL0_AUDIO_INFO_SOURCE; + infofrm_ctrl |= HDMI_INFOFRAME_CTRL0_AUDIO_INFO_UPDATE; + + audio_config &= ~HDMI_AUDIO_CFG_FIFO_WATERMARK__MASK; + audio_config |= HDMI_AUDIO_CFG_FIFO_WATERMARK(4); + audio_config |= HDMI_AUDIO_CFG_ENGINE_ENABLE; + } else { + acr_pkt_ctrl &= ~HDMI_ACR_PKT_CTRL_CONT; + acr_pkt_ctrl &= ~HDMI_ACR_PKT_CTRL_SEND; + vbi_pkt_ctrl &= ~HDMI_VBI_PKT_CTRL_GC_ENABLE; + vbi_pkt_ctrl &= ~HDMI_VBI_PKT_CTRL_GC_EVERY_FRAME; + aud_pkt_ctrl &= ~HDMI_AUDIO_PKT_CTRL1_AUDIO_SAMPLE_SEND; + infofrm_ctrl &= ~HDMI_INFOFRAME_CTRL0_AUDIO_INFO_SEND; + infofrm_ctrl &= ~HDMI_INFOFRAME_CTRL0_AUDIO_INFO_CONT; + infofrm_ctrl &= ~HDMI_INFOFRAME_CTRL0_AUDIO_INFO_SOURCE; + infofrm_ctrl &= ~HDMI_INFOFRAME_CTRL0_AUDIO_INFO_UPDATE; + audio_config &= ~HDMI_AUDIO_CFG_ENGINE_ENABLE; + } + + hdmi_write(hdmi, REG_HDMI_ACR_PKT_CTRL, acr_pkt_ctrl); + hdmi_write(hdmi, REG_HDMI_VBI_PKT_CTRL, vbi_pkt_ctrl); + hdmi_write(hdmi, REG_HDMI_AUDIO_PKT_CTRL1, aud_pkt_ctrl); + hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL0, infofrm_ctrl); + + hdmi_write(hdmi, REG_HDMI_AUD_INT, + COND(enabled, HDMI_AUD_INT_AUD_FIFO_URUN_INT) | + COND(enabled, HDMI_AUD_INT_AUD_SAM_DROP_INT)); + + hdmi_write(hdmi, REG_HDMI_AUDIO_CFG, audio_config); + + + DBG("audio %sabled", enabled ? "en" : "dis"); + + return 0; +} + +int msm_hdmi_audio_info_setup(struct hdmi *hdmi, bool enabled, + uint32_t num_of_channels, uint32_t channel_allocation, + uint32_t level_shift, bool down_mix) +{ + struct hdmi_audio *audio; + + if (!hdmi) + return -ENXIO; + + audio = &hdmi->audio; + + if (num_of_channels >= ARRAY_SIZE(nchannels)) + return -EINVAL; + + audio->enabled = enabled; + audio->infoframe.channels = nchannels[num_of_channels]; + audio->infoframe.channel_allocation = channel_allocation; + audio->infoframe.level_shift_value = level_shift; + audio->infoframe.downmix_inhibit = down_mix; + + return msm_hdmi_audio_update(hdmi); +} + +void msm_hdmi_audio_set_sample_rate(struct hdmi *hdmi, int rate) +{ + struct hdmi_audio *audio; + + if (!hdmi) + return; + + audio = &hdmi->audio; + + if ((rate < 0) || (rate >= MSM_HDMI_SAMPLE_RATE_MAX)) + return; + + audio->rate = rate; + msm_hdmi_audio_update(hdmi); +} diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c new file mode 100644 index 000000000..9b1391d27 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c @@ -0,0 +1,357 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#include <linux/delay.h> +#include <drm/drm_bridge_connector.h> +#include <drm/drm_edid.h> + +#include "msm_kms.h" +#include "hdmi.h" + +void msm_hdmi_bridge_destroy(struct drm_bridge *bridge) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + + msm_hdmi_hpd_disable(hdmi_bridge); + drm_bridge_remove(bridge); +} + +static void msm_hdmi_power_on(struct drm_bridge *bridge) +{ + struct drm_device *dev = bridge->dev; + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + const struct hdmi_platform_config *config = hdmi->config; + int i, ret; + + pm_runtime_get_sync(&hdmi->pdev->dev); + + ret = regulator_bulk_enable(config->pwr_reg_cnt, hdmi->pwr_regs); + if (ret) + DRM_DEV_ERROR(dev->dev, "failed to enable pwr regulator: %d\n", ret); + + if (config->pwr_clk_cnt > 0) { + DBG("pixclock: %lu", hdmi->pixclock); + ret = clk_set_rate(hdmi->pwr_clks[0], hdmi->pixclock); + if (ret) { + DRM_DEV_ERROR(dev->dev, "failed to set pixel clk: %s (%d)\n", + config->pwr_clk_names[0], ret); + } + } + + for (i = 0; i < config->pwr_clk_cnt; i++) { + ret = clk_prepare_enable(hdmi->pwr_clks[i]); + if (ret) { + DRM_DEV_ERROR(dev->dev, "failed to enable pwr clk: %s (%d)\n", + config->pwr_clk_names[i], ret); + } + } +} + +static void power_off(struct drm_bridge *bridge) +{ + struct drm_device *dev = bridge->dev; + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + const struct hdmi_platform_config *config = hdmi->config; + int i, ret; + + /* TODO do we need to wait for final vblank somewhere before + * cutting the clocks? + */ + mdelay(16 + 4); + + for (i = 0; i < config->pwr_clk_cnt; i++) + clk_disable_unprepare(hdmi->pwr_clks[i]); + + ret = regulator_bulk_disable(config->pwr_reg_cnt, hdmi->pwr_regs); + if (ret) + DRM_DEV_ERROR(dev->dev, "failed to disable pwr regulator: %d\n", ret); + + pm_runtime_put(&hdmi->pdev->dev); +} + +#define AVI_IFRAME_LINE_NUMBER 1 + +static void msm_hdmi_config_avi_infoframe(struct hdmi *hdmi) +{ + struct drm_crtc *crtc = hdmi->encoder->crtc; + const struct drm_display_mode *mode = &crtc->state->adjusted_mode; + union hdmi_infoframe frame; + u8 buffer[HDMI_INFOFRAME_SIZE(AVI)]; + u32 val; + int len; + + drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, + hdmi->connector, mode); + + len = hdmi_infoframe_pack(&frame, buffer, sizeof(buffer)); + if (len < 0) { + DRM_DEV_ERROR(&hdmi->pdev->dev, + "failed to configure avi infoframe\n"); + return; + } + + /* + * the AVI_INFOx registers don't map exactly to how the AVI infoframes + * are packed according to the spec. The checksum from the header is + * written to the LSB byte of AVI_INFO0 and the version is written to + * the third byte from the LSB of AVI_INFO3 + */ + hdmi_write(hdmi, REG_HDMI_AVI_INFO(0), + buffer[3] | + buffer[4] << 8 | + buffer[5] << 16 | + buffer[6] << 24); + + hdmi_write(hdmi, REG_HDMI_AVI_INFO(1), + buffer[7] | + buffer[8] << 8 | + buffer[9] << 16 | + buffer[10] << 24); + + hdmi_write(hdmi, REG_HDMI_AVI_INFO(2), + buffer[11] | + buffer[12] << 8 | + buffer[13] << 16 | + buffer[14] << 24); + + hdmi_write(hdmi, REG_HDMI_AVI_INFO(3), + buffer[15] | + buffer[16] << 8 | + buffer[1] << 24); + + hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL0, + HDMI_INFOFRAME_CTRL0_AVI_SEND | + HDMI_INFOFRAME_CTRL0_AVI_CONT); + + val = hdmi_read(hdmi, REG_HDMI_INFOFRAME_CTRL1); + val &= ~HDMI_INFOFRAME_CTRL1_AVI_INFO_LINE__MASK; + val |= HDMI_INFOFRAME_CTRL1_AVI_INFO_LINE(AVI_IFRAME_LINE_NUMBER); + hdmi_write(hdmi, REG_HDMI_INFOFRAME_CTRL1, val); +} + +static void msm_hdmi_bridge_pre_enable(struct drm_bridge *bridge) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + struct hdmi_phy *phy = hdmi->phy; + + DBG("power up"); + + if (!hdmi->power_on) { + msm_hdmi_phy_resource_enable(phy); + msm_hdmi_power_on(bridge); + hdmi->power_on = true; + if (hdmi->hdmi_mode) { + msm_hdmi_config_avi_infoframe(hdmi); + msm_hdmi_audio_update(hdmi); + } + } + + msm_hdmi_phy_powerup(phy, hdmi->pixclock); + + msm_hdmi_set_mode(hdmi, true); + + if (hdmi->hdcp_ctrl) + msm_hdmi_hdcp_on(hdmi->hdcp_ctrl); +} + +static void msm_hdmi_bridge_post_disable(struct drm_bridge *bridge) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + struct hdmi_phy *phy = hdmi->phy; + + if (hdmi->hdcp_ctrl) + msm_hdmi_hdcp_off(hdmi->hdcp_ctrl); + + DBG("power down"); + msm_hdmi_set_mode(hdmi, false); + + msm_hdmi_phy_powerdown(phy); + + if (hdmi->power_on) { + power_off(bridge); + hdmi->power_on = false; + if (hdmi->hdmi_mode) + msm_hdmi_audio_update(hdmi); + msm_hdmi_phy_resource_disable(phy); + } +} + +static void msm_hdmi_bridge_mode_set(struct drm_bridge *bridge, + const struct drm_display_mode *mode, + const struct drm_display_mode *adjusted_mode) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + int hstart, hend, vstart, vend; + uint32_t frame_ctrl; + + mode = adjusted_mode; + + hdmi->pixclock = mode->clock * 1000; + + hstart = mode->htotal - mode->hsync_start; + hend = mode->htotal - mode->hsync_start + mode->hdisplay; + + vstart = mode->vtotal - mode->vsync_start - 1; + vend = mode->vtotal - mode->vsync_start + mode->vdisplay - 1; + + DBG("htotal=%d, vtotal=%d, hstart=%d, hend=%d, vstart=%d, vend=%d", + mode->htotal, mode->vtotal, hstart, hend, vstart, vend); + + hdmi_write(hdmi, REG_HDMI_TOTAL, + HDMI_TOTAL_H_TOTAL(mode->htotal - 1) | + HDMI_TOTAL_V_TOTAL(mode->vtotal - 1)); + + hdmi_write(hdmi, REG_HDMI_ACTIVE_HSYNC, + HDMI_ACTIVE_HSYNC_START(hstart) | + HDMI_ACTIVE_HSYNC_END(hend)); + hdmi_write(hdmi, REG_HDMI_ACTIVE_VSYNC, + HDMI_ACTIVE_VSYNC_START(vstart) | + HDMI_ACTIVE_VSYNC_END(vend)); + + if (mode->flags & DRM_MODE_FLAG_INTERLACE) { + hdmi_write(hdmi, REG_HDMI_VSYNC_TOTAL_F2, + HDMI_VSYNC_TOTAL_F2_V_TOTAL(mode->vtotal)); + hdmi_write(hdmi, REG_HDMI_VSYNC_ACTIVE_F2, + HDMI_VSYNC_ACTIVE_F2_START(vstart + 1) | + HDMI_VSYNC_ACTIVE_F2_END(vend + 1)); + } else { + hdmi_write(hdmi, REG_HDMI_VSYNC_TOTAL_F2, + HDMI_VSYNC_TOTAL_F2_V_TOTAL(0)); + hdmi_write(hdmi, REG_HDMI_VSYNC_ACTIVE_F2, + HDMI_VSYNC_ACTIVE_F2_START(0) | + HDMI_VSYNC_ACTIVE_F2_END(0)); + } + + frame_ctrl = 0; + if (mode->flags & DRM_MODE_FLAG_NHSYNC) + frame_ctrl |= HDMI_FRAME_CTRL_HSYNC_LOW; + if (mode->flags & DRM_MODE_FLAG_NVSYNC) + frame_ctrl |= HDMI_FRAME_CTRL_VSYNC_LOW; + if (mode->flags & DRM_MODE_FLAG_INTERLACE) + frame_ctrl |= HDMI_FRAME_CTRL_INTERLACED_EN; + DBG("frame_ctrl=%08x", frame_ctrl); + hdmi_write(hdmi, REG_HDMI_FRAME_CTRL, frame_ctrl); + + if (hdmi->hdmi_mode) + msm_hdmi_audio_update(hdmi); +} + +static struct edid *msm_hdmi_bridge_get_edid(struct drm_bridge *bridge, + struct drm_connector *connector) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + struct edid *edid; + uint32_t hdmi_ctrl; + + hdmi_ctrl = hdmi_read(hdmi, REG_HDMI_CTRL); + hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl | HDMI_CTRL_ENABLE); + + edid = drm_get_edid(connector, hdmi->i2c); + + hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl); + + hdmi->hdmi_mode = drm_detect_hdmi_monitor(edid); + + return edid; +} + +static enum drm_mode_status msm_hdmi_bridge_mode_valid(struct drm_bridge *bridge, + const struct drm_display_info *info, + const struct drm_display_mode *mode) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + const struct hdmi_platform_config *config = hdmi->config; + struct msm_drm_private *priv = bridge->dev->dev_private; + struct msm_kms *kms = priv->kms; + long actual, requested; + + requested = 1000 * mode->clock; + + /* for mdp5/apq8074, we manage our own pixel clk (as opposed to + * mdp4/dtv stuff where pixel clk is assigned to mdp/encoder + * instead): + */ + if (kms->funcs->round_pixclk) + actual = kms->funcs->round_pixclk(kms, + requested, hdmi_bridge->hdmi->encoder); + else if (config->pwr_clk_cnt > 0) + actual = clk_round_rate(hdmi->pwr_clks[0], requested); + else + actual = requested; + + DBG("requested=%ld, actual=%ld", requested, actual); + + if (actual != requested) + return MODE_CLOCK_RANGE; + + return 0; +} + +static const struct drm_bridge_funcs msm_hdmi_bridge_funcs = { + .pre_enable = msm_hdmi_bridge_pre_enable, + .post_disable = msm_hdmi_bridge_post_disable, + .mode_set = msm_hdmi_bridge_mode_set, + .mode_valid = msm_hdmi_bridge_mode_valid, + .get_edid = msm_hdmi_bridge_get_edid, + .detect = msm_hdmi_bridge_detect, +}; + +static void +msm_hdmi_hotplug_work(struct work_struct *work) +{ + struct hdmi_bridge *hdmi_bridge = + container_of(work, struct hdmi_bridge, hpd_work); + struct drm_bridge *bridge = &hdmi_bridge->base; + + drm_bridge_hpd_notify(bridge, drm_bridge_detect(bridge)); +} + +/* initialize bridge */ +struct drm_bridge *msm_hdmi_bridge_init(struct hdmi *hdmi) +{ + struct drm_bridge *bridge = NULL; + struct hdmi_bridge *hdmi_bridge; + int ret; + + hdmi_bridge = devm_kzalloc(hdmi->dev->dev, + sizeof(*hdmi_bridge), GFP_KERNEL); + if (!hdmi_bridge) { + ret = -ENOMEM; + goto fail; + } + + hdmi_bridge->hdmi = hdmi; + INIT_WORK(&hdmi_bridge->hpd_work, msm_hdmi_hotplug_work); + + bridge = &hdmi_bridge->base; + bridge->funcs = &msm_hdmi_bridge_funcs; + bridge->ddc = hdmi->i2c; + bridge->type = DRM_MODE_CONNECTOR_HDMIA; + bridge->ops = DRM_BRIDGE_OP_HPD | + DRM_BRIDGE_OP_DETECT | + DRM_BRIDGE_OP_EDID; + + drm_bridge_add(bridge); + + ret = drm_bridge_attach(hdmi->encoder, bridge, NULL, DRM_BRIDGE_ATTACH_NO_CONNECTOR); + if (ret) + goto fail; + + return bridge; + +fail: + if (bridge) + msm_hdmi_bridge_destroy(bridge); + + return ERR_PTR(ret); +} diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c b/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c new file mode 100644 index 000000000..e7748461c --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c @@ -0,0 +1,1428 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* Copyright (c) 2010-2015, The Linux Foundation. All rights reserved. + */ + +#include "hdmi.h" +#include <linux/qcom_scm.h> + +#define HDCP_REG_ENABLE 0x01 +#define HDCP_REG_DISABLE 0x00 +#define HDCP_PORT_ADDR 0x74 + +#define HDCP_INT_STATUS_MASK ( \ + HDMI_HDCP_INT_CTRL_AUTH_SUCCESS_INT | \ + HDMI_HDCP_INT_CTRL_AUTH_FAIL_INT | \ + HDMI_HDCP_INT_CTRL_AUTH_XFER_REQ_INT | \ + HDMI_HDCP_INT_CTRL_AUTH_XFER_DONE_INT) + +#define AUTH_WORK_RETRIES_TIME 100 +#define AUTH_RETRIES_TIME 30 + +/* QFPROM Registers for HDMI/HDCP */ +#define QFPROM_RAW_FEAT_CONFIG_ROW0_LSB 0x000000F8 +#define QFPROM_RAW_FEAT_CONFIG_ROW0_MSB 0x000000FC +#define HDCP_KSV_LSB 0x000060D8 +#define HDCP_KSV_MSB 0x000060DC + +enum DS_TYPE { /* type of downstream device */ + DS_UNKNOWN, + DS_RECEIVER, + DS_REPEATER, +}; + +enum hdmi_hdcp_state { + HDCP_STATE_NO_AKSV, + HDCP_STATE_INACTIVE, + HDCP_STATE_AUTHENTICATING, + HDCP_STATE_AUTHENTICATED, + HDCP_STATE_AUTH_FAILED +}; + +struct hdmi_hdcp_reg_data { + u32 reg_id; + u32 off; + char *name; + u32 reg_val; +}; + +struct hdmi_hdcp_ctrl { + struct hdmi *hdmi; + u32 auth_retries; + bool tz_hdcp; + enum hdmi_hdcp_state hdcp_state; + struct work_struct hdcp_auth_work; + struct work_struct hdcp_reauth_work; + +#define AUTH_ABORT_EV 1 +#define AUTH_RESULT_RDY_EV 2 + unsigned long auth_event; + wait_queue_head_t auth_event_queue; + + u32 ksv_fifo_w_index; + /* + * store aksv from qfprom + */ + u32 aksv_lsb; + u32 aksv_msb; + bool aksv_valid; + u32 ds_type; + u32 bksv_lsb; + u32 bksv_msb; + u8 dev_count; + u8 depth; + u8 ksv_list[5 * 127]; + bool max_cascade_exceeded; + bool max_dev_exceeded; +}; + +static int msm_hdmi_ddc_read(struct hdmi *hdmi, u16 addr, u8 offset, + u8 *data, u16 data_len) +{ + int rc; + int retry = 5; + struct i2c_msg msgs[] = { + { + .addr = addr >> 1, + .flags = 0, + .len = 1, + .buf = &offset, + }, { + .addr = addr >> 1, + .flags = I2C_M_RD, + .len = data_len, + .buf = data, + } + }; + + DBG("Start DDC read"); +retry: + rc = i2c_transfer(hdmi->i2c, msgs, 2); + + retry--; + if (rc == 2) + rc = 0; + else if (retry > 0) + goto retry; + else + rc = -EIO; + + DBG("End DDC read %d", rc); + + return rc; +} + +#define HDCP_DDC_WRITE_MAX_BYTE_NUM 32 + +static int msm_hdmi_ddc_write(struct hdmi *hdmi, u16 addr, u8 offset, + u8 *data, u16 data_len) +{ + int rc; + int retry = 10; + u8 buf[HDCP_DDC_WRITE_MAX_BYTE_NUM]; + struct i2c_msg msgs[] = { + { + .addr = addr >> 1, + .flags = 0, + .len = 1, + } + }; + + DBG("Start DDC write"); + if (data_len > (HDCP_DDC_WRITE_MAX_BYTE_NUM - 1)) { + pr_err("%s: write size too big\n", __func__); + return -ERANGE; + } + + buf[0] = offset; + memcpy(&buf[1], data, data_len); + msgs[0].buf = buf; + msgs[0].len = data_len + 1; +retry: + rc = i2c_transfer(hdmi->i2c, msgs, 1); + + retry--; + if (rc == 1) + rc = 0; + else if (retry > 0) + goto retry; + else + rc = -EIO; + + DBG("End DDC write %d", rc); + + return rc; +} + +static int msm_hdmi_hdcp_scm_wr(struct hdmi_hdcp_ctrl *hdcp_ctrl, u32 *preg, + u32 *pdata, u32 count) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + struct qcom_scm_hdcp_req scm_buf[QCOM_SCM_HDCP_MAX_REQ_CNT]; + u32 resp, phy_addr, idx = 0; + int i, ret = 0; + + WARN_ON(!pdata || !preg || (count == 0)); + + if (hdcp_ctrl->tz_hdcp) { + phy_addr = (u32)hdmi->mmio_phy_addr; + + while (count) { + memset(scm_buf, 0, sizeof(scm_buf)); + for (i = 0; i < count && i < QCOM_SCM_HDCP_MAX_REQ_CNT; + i++) { + scm_buf[i].addr = phy_addr + preg[idx]; + scm_buf[i].val = pdata[idx]; + idx++; + } + ret = qcom_scm_hdcp_req(scm_buf, i, &resp); + + if (ret || resp) { + pr_err("%s: error: scm_call ret=%d resp=%u\n", + __func__, ret, resp); + ret = -EINVAL; + break; + } + + count -= i; + } + } else { + for (i = 0; i < count; i++) + hdmi_write(hdmi, preg[i], pdata[i]); + } + + return ret; +} + +void msm_hdmi_hdcp_irq(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 reg_val, hdcp_int_status; + unsigned long flags; + + spin_lock_irqsave(&hdmi->reg_lock, flags); + reg_val = hdmi_read(hdmi, REG_HDMI_HDCP_INT_CTRL); + hdcp_int_status = reg_val & HDCP_INT_STATUS_MASK; + if (!hdcp_int_status) { + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + return; + } + /* Clear Interrupts */ + reg_val |= hdcp_int_status << 1; + /* Clear AUTH_FAIL_INFO as well */ + if (hdcp_int_status & HDMI_HDCP_INT_CTRL_AUTH_FAIL_INT) + reg_val |= HDMI_HDCP_INT_CTRL_AUTH_FAIL_INFO_ACK; + hdmi_write(hdmi, REG_HDMI_HDCP_INT_CTRL, reg_val); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + DBG("hdcp irq %x", hdcp_int_status); + + if (hdcp_int_status & HDMI_HDCP_INT_CTRL_AUTH_SUCCESS_INT) { + pr_info("%s:AUTH_SUCCESS_INT received\n", __func__); + if (HDCP_STATE_AUTHENTICATING == hdcp_ctrl->hdcp_state) { + set_bit(AUTH_RESULT_RDY_EV, &hdcp_ctrl->auth_event); + wake_up_all(&hdcp_ctrl->auth_event_queue); + } + } + + if (hdcp_int_status & HDMI_HDCP_INT_CTRL_AUTH_FAIL_INT) { + reg_val = hdmi_read(hdmi, REG_HDMI_HDCP_LINK0_STATUS); + pr_info("%s: AUTH_FAIL_INT rcvd, LINK0_STATUS=0x%08x\n", + __func__, reg_val); + if (HDCP_STATE_AUTHENTICATED == hdcp_ctrl->hdcp_state) + queue_work(hdmi->workq, &hdcp_ctrl->hdcp_reauth_work); + else if (HDCP_STATE_AUTHENTICATING == + hdcp_ctrl->hdcp_state) { + set_bit(AUTH_RESULT_RDY_EV, &hdcp_ctrl->auth_event); + wake_up_all(&hdcp_ctrl->auth_event_queue); + } + } +} + +static int msm_hdmi_hdcp_msleep(struct hdmi_hdcp_ctrl *hdcp_ctrl, u32 ms, u32 ev) +{ + int rc; + + rc = wait_event_timeout(hdcp_ctrl->auth_event_queue, + !!test_bit(ev, &hdcp_ctrl->auth_event), + msecs_to_jiffies(ms)); + if (rc) { + pr_info("%s: msleep is canceled by event %d\n", + __func__, ev); + clear_bit(ev, &hdcp_ctrl->auth_event); + return -ECANCELED; + } + + return 0; +} + +static int msm_hdmi_hdcp_read_validate_aksv(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + + /* Fetch aksv from QFPROM, this info should be public. */ + hdcp_ctrl->aksv_lsb = hdmi_qfprom_read(hdmi, HDCP_KSV_LSB); + hdcp_ctrl->aksv_msb = hdmi_qfprom_read(hdmi, HDCP_KSV_MSB); + + /* check there are 20 ones in AKSV */ + if ((hweight32(hdcp_ctrl->aksv_lsb) + hweight32(hdcp_ctrl->aksv_msb)) + != 20) { + pr_err("%s: AKSV QFPROM doesn't have 20 1's, 20 0's\n", + __func__); + pr_err("%s: QFPROM AKSV chk failed (AKSV=%02x%08x)\n", + __func__, hdcp_ctrl->aksv_msb, + hdcp_ctrl->aksv_lsb); + return -EINVAL; + } + DBG("AKSV=%02x%08x", hdcp_ctrl->aksv_msb, hdcp_ctrl->aksv_lsb); + + return 0; +} + +static int msm_reset_hdcp_ddc_failures(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 reg_val, failure, nack0; + int rc = 0; + + /* Check for any DDC transfer failures */ + reg_val = hdmi_read(hdmi, REG_HDMI_HDCP_DDC_STATUS); + failure = reg_val & HDMI_HDCP_DDC_STATUS_FAILED; + nack0 = reg_val & HDMI_HDCP_DDC_STATUS_NACK0; + DBG("HDCP_DDC_STATUS=0x%x, FAIL=%d, NACK0=%d", + reg_val, failure, nack0); + + if (failure) { + /* + * Indicates that the last HDCP HW DDC transfer failed. + * This occurs when a transfer is attempted with HDCP DDC + * disabled (HDCP_DDC_DISABLE=1) or the number of retries + * matches HDCP_DDC_RETRY_CNT. + * Failure occurred, let's clear it. + */ + DBG("DDC failure detected"); + + /* First, Disable DDC */ + hdmi_write(hdmi, REG_HDMI_HDCP_DDC_CTRL_0, + HDMI_HDCP_DDC_CTRL_0_DISABLE); + + /* ACK the Failure to Clear it */ + reg_val = hdmi_read(hdmi, REG_HDMI_HDCP_DDC_CTRL_1); + reg_val |= HDMI_HDCP_DDC_CTRL_1_FAILED_ACK; + hdmi_write(hdmi, REG_HDMI_HDCP_DDC_CTRL_1, reg_val); + + /* Check if the FAILURE got Cleared */ + reg_val = hdmi_read(hdmi, REG_HDMI_HDCP_DDC_STATUS); + if (reg_val & HDMI_HDCP_DDC_STATUS_FAILED) + pr_info("%s: Unable to clear HDCP DDC Failure\n", + __func__); + + /* Re-Enable HDCP DDC */ + hdmi_write(hdmi, REG_HDMI_HDCP_DDC_CTRL_0, 0); + } + + if (nack0) { + DBG("Before: HDMI_DDC_SW_STATUS=0x%08x", + hdmi_read(hdmi, REG_HDMI_DDC_SW_STATUS)); + /* Reset HDMI DDC software status */ + reg_val = hdmi_read(hdmi, REG_HDMI_DDC_CTRL); + reg_val |= HDMI_DDC_CTRL_SW_STATUS_RESET; + hdmi_write(hdmi, REG_HDMI_DDC_CTRL, reg_val); + + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 20, AUTH_ABORT_EV); + + reg_val = hdmi_read(hdmi, REG_HDMI_DDC_CTRL); + reg_val &= ~HDMI_DDC_CTRL_SW_STATUS_RESET; + hdmi_write(hdmi, REG_HDMI_DDC_CTRL, reg_val); + + /* Reset HDMI DDC Controller */ + reg_val = hdmi_read(hdmi, REG_HDMI_DDC_CTRL); + reg_val |= HDMI_DDC_CTRL_SOFT_RESET; + hdmi_write(hdmi, REG_HDMI_DDC_CTRL, reg_val); + + /* If previous msleep is aborted, skip this msleep */ + if (!rc) + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 20, AUTH_ABORT_EV); + + reg_val = hdmi_read(hdmi, REG_HDMI_DDC_CTRL); + reg_val &= ~HDMI_DDC_CTRL_SOFT_RESET; + hdmi_write(hdmi, REG_HDMI_DDC_CTRL, reg_val); + DBG("After: HDMI_DDC_SW_STATUS=0x%08x", + hdmi_read(hdmi, REG_HDMI_DDC_SW_STATUS)); + } + + return rc; +} + +static int msm_hdmi_hdcp_hw_ddc_clean(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int rc; + u32 hdcp_ddc_status, ddc_hw_status; + u32 xfer_done, xfer_req, hw_done; + bool hw_not_ready; + u32 timeout_count; + struct hdmi *hdmi = hdcp_ctrl->hdmi; + + if (hdmi_read(hdmi, REG_HDMI_DDC_HW_STATUS) == 0) + return 0; + + /* Wait to be clean on DDC HW engine */ + timeout_count = 100; + do { + hdcp_ddc_status = hdmi_read(hdmi, REG_HDMI_HDCP_DDC_STATUS); + ddc_hw_status = hdmi_read(hdmi, REG_HDMI_DDC_HW_STATUS); + + xfer_done = hdcp_ddc_status & HDMI_HDCP_DDC_STATUS_XFER_DONE; + xfer_req = hdcp_ddc_status & HDMI_HDCP_DDC_STATUS_XFER_REQ; + hw_done = ddc_hw_status & HDMI_DDC_HW_STATUS_DONE; + hw_not_ready = !xfer_done || xfer_req || !hw_done; + + if (hw_not_ready) + break; + + timeout_count--; + if (!timeout_count) { + pr_warn("%s: hw_ddc_clean failed\n", __func__); + return -ETIMEDOUT; + } + + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 20, AUTH_ABORT_EV); + if (rc) + return rc; + } while (1); + + return 0; +} + +static void msm_hdmi_hdcp_reauth_work(struct work_struct *work) +{ + struct hdmi_hdcp_ctrl *hdcp_ctrl = container_of(work, + struct hdmi_hdcp_ctrl, hdcp_reauth_work); + struct hdmi *hdmi = hdcp_ctrl->hdmi; + unsigned long flags; + u32 reg_val; + + DBG("HDCP REAUTH WORK"); + /* + * Disable HPD circuitry. + * This is needed to reset the HDCP cipher engine so that when we + * attempt a re-authentication, HW would clear the AN0_READY and + * AN1_READY bits in HDMI_HDCP_LINK0_STATUS register + */ + spin_lock_irqsave(&hdmi->reg_lock, flags); + reg_val = hdmi_read(hdmi, REG_HDMI_HPD_CTRL); + reg_val &= ~HDMI_HPD_CTRL_ENABLE; + hdmi_write(hdmi, REG_HDMI_HPD_CTRL, reg_val); + + /* Disable HDCP interrupts */ + hdmi_write(hdmi, REG_HDMI_HDCP_INT_CTRL, 0); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + hdmi_write(hdmi, REG_HDMI_HDCP_RESET, + HDMI_HDCP_RESET_LINK0_DEAUTHENTICATE); + + /* Wait to be clean on DDC HW engine */ + if (msm_hdmi_hdcp_hw_ddc_clean(hdcp_ctrl)) { + pr_info("%s: reauth work aborted\n", __func__); + return; + } + + /* Disable encryption and disable the HDCP block */ + hdmi_write(hdmi, REG_HDMI_HDCP_CTRL, 0); + + /* Enable HPD circuitry */ + spin_lock_irqsave(&hdmi->reg_lock, flags); + reg_val = hdmi_read(hdmi, REG_HDMI_HPD_CTRL); + reg_val |= HDMI_HPD_CTRL_ENABLE; + hdmi_write(hdmi, REG_HDMI_HPD_CTRL, reg_val); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + /* + * Only retry defined times then abort current authenticating process + */ + if (++hdcp_ctrl->auth_retries == AUTH_RETRIES_TIME) { + hdcp_ctrl->hdcp_state = HDCP_STATE_INACTIVE; + hdcp_ctrl->auth_retries = 0; + pr_info("%s: abort reauthentication!\n", __func__); + + return; + } + + DBG("Queue AUTH WORK"); + hdcp_ctrl->hdcp_state = HDCP_STATE_AUTHENTICATING; + queue_work(hdmi->workq, &hdcp_ctrl->hdcp_auth_work); +} + +static int msm_hdmi_hdcp_auth_prepare(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 link0_status; + u32 reg_val; + unsigned long flags; + int rc; + + if (!hdcp_ctrl->aksv_valid) { + rc = msm_hdmi_hdcp_read_validate_aksv(hdcp_ctrl); + if (rc) { + pr_err("%s: ASKV validation failed\n", __func__); + hdcp_ctrl->hdcp_state = HDCP_STATE_NO_AKSV; + return -ENOTSUPP; + } + hdcp_ctrl->aksv_valid = true; + } + + spin_lock_irqsave(&hdmi->reg_lock, flags); + /* disable HDMI Encrypt */ + reg_val = hdmi_read(hdmi, REG_HDMI_CTRL); + reg_val &= ~HDMI_CTRL_ENCRYPTED; + hdmi_write(hdmi, REG_HDMI_CTRL, reg_val); + + /* Enabling Software DDC */ + reg_val = hdmi_read(hdmi, REG_HDMI_DDC_ARBITRATION); + reg_val &= ~HDMI_DDC_ARBITRATION_HW_ARBITRATION; + hdmi_write(hdmi, REG_HDMI_DDC_ARBITRATION, reg_val); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + /* + * Write AKSV read from QFPROM to the HDCP registers. + * This step is needed for HDCP authentication and must be + * written before enabling HDCP. + */ + hdmi_write(hdmi, REG_HDMI_HDCP_SW_LOWER_AKSV, hdcp_ctrl->aksv_lsb); + hdmi_write(hdmi, REG_HDMI_HDCP_SW_UPPER_AKSV, hdcp_ctrl->aksv_msb); + + /* + * HDCP setup prior to enabling HDCP_CTRL. + * Setup seed values for random number An. + */ + hdmi_write(hdmi, REG_HDMI_HDCP_ENTROPY_CTRL0, 0xB1FFB0FF); + hdmi_write(hdmi, REG_HDMI_HDCP_ENTROPY_CTRL1, 0xF00DFACE); + + /* Disable the RngCipher state */ + reg_val = hdmi_read(hdmi, REG_HDMI_HDCP_DEBUG_CTRL); + reg_val &= ~HDMI_HDCP_DEBUG_CTRL_RNG_CIPHER; + hdmi_write(hdmi, REG_HDMI_HDCP_DEBUG_CTRL, reg_val); + DBG("HDCP_DEBUG_CTRL=0x%08x", + hdmi_read(hdmi, REG_HDMI_HDCP_DEBUG_CTRL)); + + /* + * Ensure that all register writes are completed before + * enabling HDCP cipher + */ + wmb(); + + /* + * Enable HDCP + * This needs to be done as early as possible in order for the + * hardware to make An available to read + */ + hdmi_write(hdmi, REG_HDMI_HDCP_CTRL, HDMI_HDCP_CTRL_ENABLE); + + /* + * If we had stale values for the An ready bit, it should most + * likely be cleared now after enabling HDCP cipher + */ + link0_status = hdmi_read(hdmi, REG_HDMI_HDCP_LINK0_STATUS); + DBG("After enabling HDCP Link0_Status=0x%08x", link0_status); + if (!(link0_status & + (HDMI_HDCP_LINK0_STATUS_AN_0_READY | + HDMI_HDCP_LINK0_STATUS_AN_1_READY))) + DBG("An not ready after enabling HDCP"); + + /* Clear any DDC failures from previous tries before enable HDCP*/ + rc = msm_reset_hdcp_ddc_failures(hdcp_ctrl); + + return rc; +} + +static void msm_hdmi_hdcp_auth_fail(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 reg_val; + unsigned long flags; + + DBG("hdcp auth failed, queue reauth work"); + /* clear HDMI Encrypt */ + spin_lock_irqsave(&hdmi->reg_lock, flags); + reg_val = hdmi_read(hdmi, REG_HDMI_CTRL); + reg_val &= ~HDMI_CTRL_ENCRYPTED; + hdmi_write(hdmi, REG_HDMI_CTRL, reg_val); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + hdcp_ctrl->hdcp_state = HDCP_STATE_AUTH_FAILED; + queue_work(hdmi->workq, &hdcp_ctrl->hdcp_reauth_work); +} + +static void msm_hdmi_hdcp_auth_done(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 reg_val; + unsigned long flags; + + /* + * Disable software DDC before going into part3 to make sure + * there is no Arbitration between software and hardware for DDC + */ + spin_lock_irqsave(&hdmi->reg_lock, flags); + reg_val = hdmi_read(hdmi, REG_HDMI_DDC_ARBITRATION); + reg_val |= HDMI_DDC_ARBITRATION_HW_ARBITRATION; + hdmi_write(hdmi, REG_HDMI_DDC_ARBITRATION, reg_val); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + /* enable HDMI Encrypt */ + spin_lock_irqsave(&hdmi->reg_lock, flags); + reg_val = hdmi_read(hdmi, REG_HDMI_CTRL); + reg_val |= HDMI_CTRL_ENCRYPTED; + hdmi_write(hdmi, REG_HDMI_CTRL, reg_val); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + hdcp_ctrl->hdcp_state = HDCP_STATE_AUTHENTICATED; + hdcp_ctrl->auth_retries = 0; +} + +/* + * hdcp authenticating part 1 + * Wait Key/An ready + * Read BCAPS from sink + * Write BCAPS and AKSV into HDCP engine + * Write An and AKSV to sink + * Read BKSV from sink and write into HDCP engine + */ +static int msm_hdmi_hdcp_wait_key_an_ready(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int rc; + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 link0_status, keys_state; + u32 timeout_count; + bool an_ready; + + /* Wait for HDCP keys to be checked and validated */ + timeout_count = 100; + do { + link0_status = hdmi_read(hdmi, REG_HDMI_HDCP_LINK0_STATUS); + keys_state = (link0_status >> 28) & 0x7; + if (keys_state == HDCP_KEYS_STATE_VALID) + break; + + DBG("Keys not ready(%d). s=%d, l0=%0x08x", + timeout_count, keys_state, link0_status); + + timeout_count--; + if (!timeout_count) { + pr_err("%s: Wait key state timedout", __func__); + return -ETIMEDOUT; + } + + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 20, AUTH_ABORT_EV); + if (rc) + return rc; + } while (1); + + timeout_count = 100; + do { + link0_status = hdmi_read(hdmi, REG_HDMI_HDCP_LINK0_STATUS); + an_ready = (link0_status & HDMI_HDCP_LINK0_STATUS_AN_0_READY) + && (link0_status & HDMI_HDCP_LINK0_STATUS_AN_1_READY); + if (an_ready) + break; + + DBG("An not ready(%d). l0_status=0x%08x", + timeout_count, link0_status); + + timeout_count--; + if (!timeout_count) { + pr_err("%s: Wait An timedout", __func__); + return -ETIMEDOUT; + } + + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 20, AUTH_ABORT_EV); + if (rc) + return rc; + } while (1); + + return 0; +} + +static int msm_hdmi_hdcp_send_aksv_an(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int rc = 0; + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 link0_aksv_0, link0_aksv_1; + u32 link0_an[2]; + u8 aksv[5]; + + /* Read An0 and An1 */ + link0_an[0] = hdmi_read(hdmi, REG_HDMI_HDCP_RCVPORT_DATA5); + link0_an[1] = hdmi_read(hdmi, REG_HDMI_HDCP_RCVPORT_DATA6); + + /* Read AKSV */ + link0_aksv_0 = hdmi_read(hdmi, REG_HDMI_HDCP_RCVPORT_DATA3); + link0_aksv_1 = hdmi_read(hdmi, REG_HDMI_HDCP_RCVPORT_DATA4); + + DBG("Link ASKV=%08x%08x", link0_aksv_0, link0_aksv_1); + /* Copy An and AKSV to byte arrays for transmission */ + aksv[0] = link0_aksv_0 & 0xFF; + aksv[1] = (link0_aksv_0 >> 8) & 0xFF; + aksv[2] = (link0_aksv_0 >> 16) & 0xFF; + aksv[3] = (link0_aksv_0 >> 24) & 0xFF; + aksv[4] = link0_aksv_1 & 0xFF; + + /* Write An to offset 0x18 */ + rc = msm_hdmi_ddc_write(hdmi, HDCP_PORT_ADDR, 0x18, (u8 *)link0_an, + (u16)sizeof(link0_an)); + if (rc) { + pr_err("%s:An write failed\n", __func__); + return rc; + } + DBG("Link0-An=%08x%08x", link0_an[0], link0_an[1]); + + /* Write AKSV to offset 0x10 */ + rc = msm_hdmi_ddc_write(hdmi, HDCP_PORT_ADDR, 0x10, aksv, 5); + if (rc) { + pr_err("%s:AKSV write failed\n", __func__); + return rc; + } + DBG("Link0-AKSV=%02x%08x", link0_aksv_1 & 0xFF, link0_aksv_0); + + return 0; +} + +static int msm_hdmi_hdcp_recv_bksv(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int rc = 0; + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u8 bksv[5]; + u32 reg[2], data[2]; + + /* Read BKSV at offset 0x00 */ + rc = msm_hdmi_ddc_read(hdmi, HDCP_PORT_ADDR, 0x00, bksv, 5); + if (rc) { + pr_err("%s:BKSV read failed\n", __func__); + return rc; + } + + hdcp_ctrl->bksv_lsb = bksv[0] | (bksv[1] << 8) | + (bksv[2] << 16) | (bksv[3] << 24); + hdcp_ctrl->bksv_msb = bksv[4]; + DBG(":BKSV=%02x%08x", hdcp_ctrl->bksv_msb, hdcp_ctrl->bksv_lsb); + + /* check there are 20 ones in BKSV */ + if ((hweight32(hdcp_ctrl->bksv_lsb) + hweight32(hdcp_ctrl->bksv_msb)) + != 20) { + pr_err(": BKSV doesn't have 20 1's and 20 0's\n"); + pr_err(": BKSV chk fail. BKSV=%02x%02x%02x%02x%02x\n", + bksv[4], bksv[3], bksv[2], bksv[1], bksv[0]); + return -EINVAL; + } + + /* Write BKSV read from sink to HDCP registers */ + reg[0] = REG_HDMI_HDCP_RCVPORT_DATA0; + data[0] = hdcp_ctrl->bksv_lsb; + reg[1] = REG_HDMI_HDCP_RCVPORT_DATA1; + data[1] = hdcp_ctrl->bksv_msb; + rc = msm_hdmi_hdcp_scm_wr(hdcp_ctrl, reg, data, 2); + + return rc; +} + +static int msm_hdmi_hdcp_recv_bcaps(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int rc = 0; + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 reg, data; + u8 bcaps; + + rc = msm_hdmi_ddc_read(hdmi, HDCP_PORT_ADDR, 0x40, &bcaps, 1); + if (rc) { + pr_err("%s:BCAPS read failed\n", __func__); + return rc; + } + DBG("BCAPS=%02x", bcaps); + + /* receiver (0), repeater (1) */ + hdcp_ctrl->ds_type = (bcaps & BIT(6)) ? DS_REPEATER : DS_RECEIVER; + + /* Write BCAPS to the hardware */ + reg = REG_HDMI_HDCP_RCVPORT_DATA12; + data = (u32)bcaps; + rc = msm_hdmi_hdcp_scm_wr(hdcp_ctrl, ®, &data, 1); + + return rc; +} + +static int msm_hdmi_hdcp_auth_part1_key_exchange(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + unsigned long flags; + int rc; + + /* Wait for AKSV key and An ready */ + rc = msm_hdmi_hdcp_wait_key_an_ready(hdcp_ctrl); + if (rc) { + pr_err("%s: wait key and an ready failed\n", __func__); + return rc; + } + + /* Read BCAPS and send to HDCP engine */ + rc = msm_hdmi_hdcp_recv_bcaps(hdcp_ctrl); + if (rc) { + pr_err("%s: read bcaps error, abort\n", __func__); + return rc; + } + + /* + * 1.1_Features turned off by default. + * No need to write AInfo since 1.1_Features is disabled. + */ + hdmi_write(hdmi, REG_HDMI_HDCP_RCVPORT_DATA4, 0); + + /* Send AKSV and An to sink */ + rc = msm_hdmi_hdcp_send_aksv_an(hdcp_ctrl); + if (rc) { + pr_err("%s:An/Aksv write failed\n", __func__); + return rc; + } + + /* Read BKSV and send to HDCP engine*/ + rc = msm_hdmi_hdcp_recv_bksv(hdcp_ctrl); + if (rc) { + pr_err("%s:BKSV Process failed\n", __func__); + return rc; + } + + /* Enable HDCP interrupts and ack/clear any stale interrupts */ + spin_lock_irqsave(&hdmi->reg_lock, flags); + hdmi_write(hdmi, REG_HDMI_HDCP_INT_CTRL, + HDMI_HDCP_INT_CTRL_AUTH_SUCCESS_ACK | + HDMI_HDCP_INT_CTRL_AUTH_SUCCESS_MASK | + HDMI_HDCP_INT_CTRL_AUTH_FAIL_ACK | + HDMI_HDCP_INT_CTRL_AUTH_FAIL_MASK | + HDMI_HDCP_INT_CTRL_AUTH_FAIL_INFO_ACK); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + return 0; +} + +/* read R0' from sink and pass it to HDCP engine */ +static int msm_hdmi_hdcp_auth_part1_recv_r0(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + int rc = 0; + u8 buf[2]; + + /* + * HDCP Compliance Test case 1A-01: + * Wait here at least 100ms before reading R0' + */ + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 125, AUTH_ABORT_EV); + if (rc) + return rc; + + /* Read R0' at offset 0x08 */ + rc = msm_hdmi_ddc_read(hdmi, HDCP_PORT_ADDR, 0x08, buf, 2); + if (rc) { + pr_err("%s:R0' read failed\n", __func__); + return rc; + } + DBG("R0'=%02x%02x", buf[1], buf[0]); + + /* Write R0' to HDCP registers and check to see if it is a match */ + hdmi_write(hdmi, REG_HDMI_HDCP_RCVPORT_DATA2_0, + (((u32)buf[1]) << 8) | buf[0]); + + return 0; +} + +/* Wait for authenticating result: R0/R0' are matched or not */ +static int msm_hdmi_hdcp_auth_part1_verify_r0(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 link0_status; + int rc; + + /* wait for hdcp irq, 10 sec should be long enough */ + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 10000, AUTH_RESULT_RDY_EV); + if (!rc) { + pr_err("%s: Wait Auth IRQ timeout\n", __func__); + return -ETIMEDOUT; + } + + link0_status = hdmi_read(hdmi, REG_HDMI_HDCP_LINK0_STATUS); + if (!(link0_status & HDMI_HDCP_LINK0_STATUS_RI_MATCHES)) { + pr_err("%s: Authentication Part I failed\n", __func__); + return -EINVAL; + } + + /* Enable HDCP Encryption */ + hdmi_write(hdmi, REG_HDMI_HDCP_CTRL, + HDMI_HDCP_CTRL_ENABLE | + HDMI_HDCP_CTRL_ENCRYPTION_ENABLE); + + return 0; +} + +static int msm_hdmi_hdcp_recv_check_bstatus(struct hdmi_hdcp_ctrl *hdcp_ctrl, + u16 *pbstatus) +{ + int rc; + struct hdmi *hdmi = hdcp_ctrl->hdmi; + bool max_devs_exceeded = false, max_cascade_exceeded = false; + u32 repeater_cascade_depth = 0, down_stream_devices = 0; + u16 bstatus; + u8 buf[2]; + + /* Read BSTATUS at offset 0x41 */ + rc = msm_hdmi_ddc_read(hdmi, HDCP_PORT_ADDR, 0x41, buf, 2); + if (rc) { + pr_err("%s: BSTATUS read failed\n", __func__); + goto error; + } + *pbstatus = bstatus = (buf[1] << 8) | buf[0]; + + + down_stream_devices = bstatus & 0x7F; + repeater_cascade_depth = (bstatus >> 8) & 0x7; + max_devs_exceeded = (bstatus & BIT(7)) ? true : false; + max_cascade_exceeded = (bstatus & BIT(11)) ? true : false; + + if (down_stream_devices == 0) { + /* + * If no downstream devices are attached to the repeater + * then part II fails. + * todo: The other approach would be to continue PART II. + */ + pr_err("%s: No downstream devices\n", __func__); + rc = -EINVAL; + goto error; + } + + /* + * HDCP Compliance 1B-05: + * Check if no. of devices connected to repeater + * exceed max_devices_connected from bit 7 of Bstatus. + */ + if (max_devs_exceeded) { + pr_err("%s: no. of devs connected exceeds max allowed", + __func__); + rc = -EINVAL; + goto error; + } + + /* + * HDCP Compliance 1B-06: + * Check if no. of cascade connected to repeater + * exceed max_cascade_connected from bit 11 of Bstatus. + */ + if (max_cascade_exceeded) { + pr_err("%s: no. of cascade conn exceeds max allowed", + __func__); + rc = -EINVAL; + goto error; + } + +error: + hdcp_ctrl->dev_count = down_stream_devices; + hdcp_ctrl->max_cascade_exceeded = max_cascade_exceeded; + hdcp_ctrl->max_dev_exceeded = max_devs_exceeded; + hdcp_ctrl->depth = repeater_cascade_depth; + return rc; +} + +static int msm_hdmi_hdcp_auth_part2_wait_ksv_fifo_ready( + struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int rc; + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 reg, data; + u32 timeout_count; + u16 bstatus; + u8 bcaps; + + /* + * Wait until READY bit is set in BCAPS, as per HDCP specifications + * maximum permitted time to check for READY bit is five seconds. + */ + timeout_count = 100; + do { + /* Read BCAPS at offset 0x40 */ + rc = msm_hdmi_ddc_read(hdmi, HDCP_PORT_ADDR, 0x40, &bcaps, 1); + if (rc) { + pr_err("%s: BCAPS read failed\n", __func__); + return rc; + } + + if (bcaps & BIT(5)) + break; + + timeout_count--; + if (!timeout_count) { + pr_err("%s: Wait KSV fifo ready timedout", __func__); + return -ETIMEDOUT; + } + + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 20, AUTH_ABORT_EV); + if (rc) + return rc; + } while (1); + + rc = msm_hdmi_hdcp_recv_check_bstatus(hdcp_ctrl, &bstatus); + if (rc) { + pr_err("%s: bstatus error\n", __func__); + return rc; + } + + /* Write BSTATUS and BCAPS to HDCP registers */ + reg = REG_HDMI_HDCP_RCVPORT_DATA12; + data = bcaps | (bstatus << 8); + rc = msm_hdmi_hdcp_scm_wr(hdcp_ctrl, ®, &data, 1); + if (rc) { + pr_err("%s: BSTATUS write failed\n", __func__); + return rc; + } + + return 0; +} + +/* + * hdcp authenticating part 2: 2nd + * read ksv fifo from sink + * transfer V' from sink to HDCP engine + * reset SHA engine + */ +static int msm_hdmi_hdcp_transfer_v_h(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + int rc = 0; + struct hdmi_hdcp_reg_data reg_data[] = { + {REG_HDMI_HDCP_RCVPORT_DATA7, 0x20, "V' H0"}, + {REG_HDMI_HDCP_RCVPORT_DATA8, 0x24, "V' H1"}, + {REG_HDMI_HDCP_RCVPORT_DATA9, 0x28, "V' H2"}, + {REG_HDMI_HDCP_RCVPORT_DATA10, 0x2C, "V' H3"}, + {REG_HDMI_HDCP_RCVPORT_DATA11, 0x30, "V' H4"}, + }; + struct hdmi_hdcp_reg_data *rd; + u32 size = ARRAY_SIZE(reg_data); + u32 reg[ARRAY_SIZE(reg_data)]; + u32 data[ARRAY_SIZE(reg_data)]; + int i; + + for (i = 0; i < size; i++) { + rd = ®_data[i]; + rc = msm_hdmi_ddc_read(hdmi, HDCP_PORT_ADDR, + rd->off, (u8 *)&data[i], (u16)sizeof(data[i])); + if (rc) { + pr_err("%s: Read %s failed\n", __func__, rd->name); + goto error; + } + + DBG("%s =%x", rd->name, data[i]); + reg[i] = reg_data[i].reg_id; + } + + rc = msm_hdmi_hdcp_scm_wr(hdcp_ctrl, reg, data, size); + +error: + return rc; +} + +static int msm_hdmi_hdcp_recv_ksv_fifo(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int rc; + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 ksv_bytes; + + ksv_bytes = 5 * hdcp_ctrl->dev_count; + + rc = msm_hdmi_ddc_read(hdmi, HDCP_PORT_ADDR, 0x43, + hdcp_ctrl->ksv_list, ksv_bytes); + if (rc) + pr_err("%s: KSV FIFO read failed\n", __func__); + + return rc; +} + +static int msm_hdmi_hdcp_reset_sha_engine(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + u32 reg[2], data[2]; + u32 rc = 0; + + reg[0] = REG_HDMI_HDCP_SHA_CTRL; + data[0] = HDCP_REG_ENABLE; + reg[1] = REG_HDMI_HDCP_SHA_CTRL; + data[1] = HDCP_REG_DISABLE; + + rc = msm_hdmi_hdcp_scm_wr(hdcp_ctrl, reg, data, 2); + + return rc; +} + +static int msm_hdmi_hdcp_auth_part2_recv_ksv_fifo( + struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int rc; + u32 timeout_count; + + /* + * Read KSV FIFO over DDC + * Key Selection vector FIFO Used to pull downstream KSVs + * from HDCP Repeaters. + * All bytes (DEVICE_COUNT * 5) must be read in a single, + * auto incrementing access. + * All bytes read as 0x00 for HDCP Receivers that are not + * HDCP Repeaters (REPEATER == 0). + */ + timeout_count = 100; + do { + rc = msm_hdmi_hdcp_recv_ksv_fifo(hdcp_ctrl); + if (!rc) + break; + + timeout_count--; + if (!timeout_count) { + pr_err("%s: Recv ksv fifo timedout", __func__); + return -ETIMEDOUT; + } + + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 25, AUTH_ABORT_EV); + if (rc) + return rc; + } while (1); + + rc = msm_hdmi_hdcp_transfer_v_h(hdcp_ctrl); + if (rc) { + pr_err("%s: transfer V failed\n", __func__); + return rc; + } + + /* reset SHA engine before write ksv fifo */ + rc = msm_hdmi_hdcp_reset_sha_engine(hdcp_ctrl); + if (rc) { + pr_err("%s: fail to reset sha engine\n", __func__); + return rc; + } + + return 0; +} + +/* + * Write KSV FIFO to HDCP_SHA_DATA. + * This is done 1 byte at time starting with the LSB. + * Once 64 bytes have been written, we need to poll for + * HDCP_SHA_BLOCK_DONE before writing any further + * If the last byte is written, we need to poll for + * HDCP_SHA_COMP_DONE to wait until HW finish + */ +static int msm_hdmi_hdcp_write_ksv_fifo(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int i; + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 ksv_bytes, last_byte = 0; + u8 *ksv_fifo = NULL; + u32 reg_val, data, reg; + u32 rc = 0; + + ksv_bytes = 5 * hdcp_ctrl->dev_count; + + /* Check if need to wait for HW completion */ + if (hdcp_ctrl->ksv_fifo_w_index) { + reg_val = hdmi_read(hdmi, REG_HDMI_HDCP_SHA_STATUS); + DBG("HDCP_SHA_STATUS=%08x", reg_val); + if (hdcp_ctrl->ksv_fifo_w_index == ksv_bytes) { + /* check COMP_DONE if last write */ + if (reg_val & HDMI_HDCP_SHA_STATUS_COMP_DONE) { + DBG("COMP_DONE"); + return 0; + } else { + return -EAGAIN; + } + } else { + /* check BLOCK_DONE if not last write */ + if (!(reg_val & HDMI_HDCP_SHA_STATUS_BLOCK_DONE)) + return -EAGAIN; + + DBG("BLOCK_DONE"); + } + } + + ksv_bytes -= hdcp_ctrl->ksv_fifo_w_index; + if (ksv_bytes <= 64) + last_byte = 1; + else + ksv_bytes = 64; + + ksv_fifo = hdcp_ctrl->ksv_list; + ksv_fifo += hdcp_ctrl->ksv_fifo_w_index; + + for (i = 0; i < ksv_bytes; i++) { + /* Write KSV byte and set DONE bit[0] for last byte*/ + reg_val = ksv_fifo[i] << 16; + if ((i == (ksv_bytes - 1)) && last_byte) + reg_val |= HDMI_HDCP_SHA_DATA_DONE; + + reg = REG_HDMI_HDCP_SHA_DATA; + data = reg_val; + rc = msm_hdmi_hdcp_scm_wr(hdcp_ctrl, ®, &data, 1); + + if (rc) + return rc; + } + + hdcp_ctrl->ksv_fifo_w_index += ksv_bytes; + + /* + *return -EAGAIN to notify caller to wait for COMP_DONE or BLOCK_DONE + */ + return -EAGAIN; +} + +/* write ksv fifo into HDCP engine */ +static int msm_hdmi_hdcp_auth_part2_write_ksv_fifo( + struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int rc; + u32 timeout_count; + + hdcp_ctrl->ksv_fifo_w_index = 0; + timeout_count = 100; + do { + rc = msm_hdmi_hdcp_write_ksv_fifo(hdcp_ctrl); + if (!rc) + break; + + if (rc != -EAGAIN) + return rc; + + timeout_count--; + if (!timeout_count) { + pr_err("%s: Write KSV fifo timedout", __func__); + return -ETIMEDOUT; + } + + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 20, AUTH_ABORT_EV); + if (rc) + return rc; + } while (1); + + return 0; +} + +static int msm_hdmi_hdcp_auth_part2_check_v_match(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + int rc = 0; + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 link0_status; + u32 timeout_count = 100; + + do { + link0_status = hdmi_read(hdmi, REG_HDMI_HDCP_LINK0_STATUS); + if (link0_status & HDMI_HDCP_LINK0_STATUS_V_MATCHES) + break; + + timeout_count--; + if (!timeout_count) { + pr_err("%s: HDCP V Match timedout", __func__); + return -ETIMEDOUT; + } + + rc = msm_hdmi_hdcp_msleep(hdcp_ctrl, 20, AUTH_ABORT_EV); + if (rc) + return rc; + } while (1); + + return 0; +} + +static void msm_hdmi_hdcp_auth_work(struct work_struct *work) +{ + struct hdmi_hdcp_ctrl *hdcp_ctrl = container_of(work, + struct hdmi_hdcp_ctrl, hdcp_auth_work); + int rc; + + rc = msm_hdmi_hdcp_auth_prepare(hdcp_ctrl); + if (rc) { + pr_err("%s: auth prepare failed %d\n", __func__, rc); + goto end; + } + + /* HDCP PartI */ + rc = msm_hdmi_hdcp_auth_part1_key_exchange(hdcp_ctrl); + if (rc) { + pr_err("%s: key exchange failed %d\n", __func__, rc); + goto end; + } + + rc = msm_hdmi_hdcp_auth_part1_recv_r0(hdcp_ctrl); + if (rc) { + pr_err("%s: receive r0 failed %d\n", __func__, rc); + goto end; + } + + rc = msm_hdmi_hdcp_auth_part1_verify_r0(hdcp_ctrl); + if (rc) { + pr_err("%s: verify r0 failed %d\n", __func__, rc); + goto end; + } + pr_info("%s: Authentication Part I successful\n", __func__); + if (hdcp_ctrl->ds_type == DS_RECEIVER) + goto end; + + /* HDCP PartII */ + rc = msm_hdmi_hdcp_auth_part2_wait_ksv_fifo_ready(hdcp_ctrl); + if (rc) { + pr_err("%s: wait ksv fifo ready failed %d\n", __func__, rc); + goto end; + } + + rc = msm_hdmi_hdcp_auth_part2_recv_ksv_fifo(hdcp_ctrl); + if (rc) { + pr_err("%s: recv ksv fifo failed %d\n", __func__, rc); + goto end; + } + + rc = msm_hdmi_hdcp_auth_part2_write_ksv_fifo(hdcp_ctrl); + if (rc) { + pr_err("%s: write ksv fifo failed %d\n", __func__, rc); + goto end; + } + + rc = msm_hdmi_hdcp_auth_part2_check_v_match(hdcp_ctrl); + if (rc) + pr_err("%s: check v match failed %d\n", __func__, rc); + +end: + if (rc == -ECANCELED) { + pr_info("%s: hdcp authentication canceled\n", __func__); + } else if (rc == -ENOTSUPP) { + pr_info("%s: hdcp is not supported\n", __func__); + } else if (rc) { + pr_err("%s: hdcp authentication failed\n", __func__); + msm_hdmi_hdcp_auth_fail(hdcp_ctrl); + } else { + msm_hdmi_hdcp_auth_done(hdcp_ctrl); + } +} + +void msm_hdmi_hdcp_on(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + u32 reg_val; + unsigned long flags; + + if ((HDCP_STATE_INACTIVE != hdcp_ctrl->hdcp_state) || + (HDCP_STATE_NO_AKSV == hdcp_ctrl->hdcp_state)) { + DBG("still active or activating or no askv. returning"); + return; + } + + /* clear HDMI Encrypt */ + spin_lock_irqsave(&hdmi->reg_lock, flags); + reg_val = hdmi_read(hdmi, REG_HDMI_CTRL); + reg_val &= ~HDMI_CTRL_ENCRYPTED; + hdmi_write(hdmi, REG_HDMI_CTRL, reg_val); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + hdcp_ctrl->auth_event = 0; + hdcp_ctrl->hdcp_state = HDCP_STATE_AUTHENTICATING; + hdcp_ctrl->auth_retries = 0; + queue_work(hdmi->workq, &hdcp_ctrl->hdcp_auth_work); +} + +void msm_hdmi_hdcp_off(struct hdmi_hdcp_ctrl *hdcp_ctrl) +{ + struct hdmi *hdmi = hdcp_ctrl->hdmi; + unsigned long flags; + u32 reg_val; + + if ((HDCP_STATE_INACTIVE == hdcp_ctrl->hdcp_state) || + (HDCP_STATE_NO_AKSV == hdcp_ctrl->hdcp_state)) { + DBG("hdcp inactive or no aksv. returning"); + return; + } + + /* + * Disable HPD circuitry. + * This is needed to reset the HDCP cipher engine so that when we + * attempt a re-authentication, HW would clear the AN0_READY and + * AN1_READY bits in HDMI_HDCP_LINK0_STATUS register + */ + spin_lock_irqsave(&hdmi->reg_lock, flags); + reg_val = hdmi_read(hdmi, REG_HDMI_HPD_CTRL); + reg_val &= ~HDMI_HPD_CTRL_ENABLE; + hdmi_write(hdmi, REG_HDMI_HPD_CTRL, reg_val); + + /* + * Disable HDCP interrupts. + * Also, need to set the state to inactive here so that any ongoing + * reauth works will know that the HDCP session has been turned off. + */ + hdmi_write(hdmi, REG_HDMI_HDCP_INT_CTRL, 0); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + /* + * Cancel any pending auth/reauth attempts. + * If one is ongoing, this will wait for it to finish. + * No more reauthentication attempts will be scheduled since we + * set the current state to inactive. + */ + set_bit(AUTH_ABORT_EV, &hdcp_ctrl->auth_event); + wake_up_all(&hdcp_ctrl->auth_event_queue); + cancel_work_sync(&hdcp_ctrl->hdcp_auth_work); + cancel_work_sync(&hdcp_ctrl->hdcp_reauth_work); + + hdmi_write(hdmi, REG_HDMI_HDCP_RESET, + HDMI_HDCP_RESET_LINK0_DEAUTHENTICATE); + + /* Disable encryption and disable the HDCP block */ + hdmi_write(hdmi, REG_HDMI_HDCP_CTRL, 0); + + spin_lock_irqsave(&hdmi->reg_lock, flags); + reg_val = hdmi_read(hdmi, REG_HDMI_CTRL); + reg_val &= ~HDMI_CTRL_ENCRYPTED; + hdmi_write(hdmi, REG_HDMI_CTRL, reg_val); + + /* Enable HPD circuitry */ + reg_val = hdmi_read(hdmi, REG_HDMI_HPD_CTRL); + reg_val |= HDMI_HPD_CTRL_ENABLE; + hdmi_write(hdmi, REG_HDMI_HPD_CTRL, reg_val); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + hdcp_ctrl->hdcp_state = HDCP_STATE_INACTIVE; + + DBG("HDCP: Off"); +} + +struct hdmi_hdcp_ctrl *msm_hdmi_hdcp_init(struct hdmi *hdmi) +{ + struct hdmi_hdcp_ctrl *hdcp_ctrl = NULL; + + if (!hdmi->qfprom_mmio) { + pr_err("%s: HDCP is not supported without qfprom\n", + __func__); + return ERR_PTR(-EINVAL); + } + + hdcp_ctrl = kzalloc(sizeof(*hdcp_ctrl), GFP_KERNEL); + if (!hdcp_ctrl) + return ERR_PTR(-ENOMEM); + + INIT_WORK(&hdcp_ctrl->hdcp_auth_work, msm_hdmi_hdcp_auth_work); + INIT_WORK(&hdcp_ctrl->hdcp_reauth_work, msm_hdmi_hdcp_reauth_work); + init_waitqueue_head(&hdcp_ctrl->auth_event_queue); + hdcp_ctrl->hdmi = hdmi; + hdcp_ctrl->hdcp_state = HDCP_STATE_INACTIVE; + hdcp_ctrl->aksv_valid = false; + + if (qcom_scm_hdcp_available()) + hdcp_ctrl->tz_hdcp = true; + else + hdcp_ctrl->tz_hdcp = false; + + return hdcp_ctrl; +} + +void msm_hdmi_hdcp_destroy(struct hdmi *hdmi) +{ + if (hdmi) { + kfree(hdmi->hdcp_ctrl); + hdmi->hdcp_ctrl = NULL; + } +} diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_hpd.c b/drivers/gpu/drm/msm/hdmi/hdmi_hpd.c new file mode 100644 index 000000000..bfa827b47 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_hpd.c @@ -0,0 +1,263 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#include <linux/delay.h> +#include <linux/gpio/consumer.h> +#include <linux/pinctrl/consumer.h> + +#include "msm_kms.h" +#include "hdmi.h" + +static void msm_hdmi_phy_reset(struct hdmi *hdmi) +{ + unsigned int val; + + val = hdmi_read(hdmi, REG_HDMI_PHY_CTRL); + + if (val & HDMI_PHY_CTRL_SW_RESET_LOW) { + /* pull low */ + hdmi_write(hdmi, REG_HDMI_PHY_CTRL, + val & ~HDMI_PHY_CTRL_SW_RESET); + } else { + /* pull high */ + hdmi_write(hdmi, REG_HDMI_PHY_CTRL, + val | HDMI_PHY_CTRL_SW_RESET); + } + + if (val & HDMI_PHY_CTRL_SW_RESET_PLL_LOW) { + /* pull low */ + hdmi_write(hdmi, REG_HDMI_PHY_CTRL, + val & ~HDMI_PHY_CTRL_SW_RESET_PLL); + } else { + /* pull high */ + hdmi_write(hdmi, REG_HDMI_PHY_CTRL, + val | HDMI_PHY_CTRL_SW_RESET_PLL); + } + + msleep(100); + + if (val & HDMI_PHY_CTRL_SW_RESET_LOW) { + /* pull high */ + hdmi_write(hdmi, REG_HDMI_PHY_CTRL, + val | HDMI_PHY_CTRL_SW_RESET); + } else { + /* pull low */ + hdmi_write(hdmi, REG_HDMI_PHY_CTRL, + val & ~HDMI_PHY_CTRL_SW_RESET); + } + + if (val & HDMI_PHY_CTRL_SW_RESET_PLL_LOW) { + /* pull high */ + hdmi_write(hdmi, REG_HDMI_PHY_CTRL, + val | HDMI_PHY_CTRL_SW_RESET_PLL); + } else { + /* pull low */ + hdmi_write(hdmi, REG_HDMI_PHY_CTRL, + val & ~HDMI_PHY_CTRL_SW_RESET_PLL); + } +} + +static void enable_hpd_clocks(struct hdmi *hdmi, bool enable) +{ + const struct hdmi_platform_config *config = hdmi->config; + struct device *dev = &hdmi->pdev->dev; + int i, ret; + + if (enable) { + for (i = 0; i < config->hpd_clk_cnt; i++) { + if (config->hpd_freq && config->hpd_freq[i]) { + ret = clk_set_rate(hdmi->hpd_clks[i], + config->hpd_freq[i]); + if (ret) + dev_warn(dev, + "failed to set clk %s (%d)\n", + config->hpd_clk_names[i], ret); + } + + ret = clk_prepare_enable(hdmi->hpd_clks[i]); + if (ret) { + DRM_DEV_ERROR(dev, + "failed to enable hpd clk: %s (%d)\n", + config->hpd_clk_names[i], ret); + } + } + } else { + for (i = config->hpd_clk_cnt - 1; i >= 0; i--) + clk_disable_unprepare(hdmi->hpd_clks[i]); + } +} + +int msm_hdmi_hpd_enable(struct drm_bridge *bridge) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + const struct hdmi_platform_config *config = hdmi->config; + struct device *dev = &hdmi->pdev->dev; + uint32_t hpd_ctrl; + int ret; + unsigned long flags; + + ret = regulator_bulk_enable(config->hpd_reg_cnt, hdmi->hpd_regs); + if (ret) { + DRM_DEV_ERROR(dev, "failed to enable hpd regulators: %d\n", ret); + goto fail; + } + + ret = pinctrl_pm_select_default_state(dev); + if (ret) { + DRM_DEV_ERROR(dev, "pinctrl state chg failed: %d\n", ret); + goto fail; + } + + if (hdmi->hpd_gpiod) + gpiod_set_value_cansleep(hdmi->hpd_gpiod, 1); + + pm_runtime_get_sync(dev); + enable_hpd_clocks(hdmi, true); + + msm_hdmi_set_mode(hdmi, false); + msm_hdmi_phy_reset(hdmi); + msm_hdmi_set_mode(hdmi, true); + + hdmi_write(hdmi, REG_HDMI_USEC_REFTIMER, 0x0001001b); + + /* enable HPD events: */ + hdmi_write(hdmi, REG_HDMI_HPD_INT_CTRL, + HDMI_HPD_INT_CTRL_INT_CONNECT | + HDMI_HPD_INT_CTRL_INT_EN); + + /* set timeout to 4.1ms (max) for hardware debounce */ + spin_lock_irqsave(&hdmi->reg_lock, flags); + hpd_ctrl = hdmi_read(hdmi, REG_HDMI_HPD_CTRL); + hpd_ctrl |= HDMI_HPD_CTRL_TIMEOUT(0x1fff); + + /* Toggle HPD circuit to trigger HPD sense */ + hdmi_write(hdmi, REG_HDMI_HPD_CTRL, + ~HDMI_HPD_CTRL_ENABLE & hpd_ctrl); + hdmi_write(hdmi, REG_HDMI_HPD_CTRL, + HDMI_HPD_CTRL_ENABLE | hpd_ctrl); + spin_unlock_irqrestore(&hdmi->reg_lock, flags); + + return 0; + +fail: + return ret; +} + +void msm_hdmi_hpd_disable(struct hdmi_bridge *hdmi_bridge) +{ + struct hdmi *hdmi = hdmi_bridge->hdmi; + const struct hdmi_platform_config *config = hdmi->config; + struct device *dev = &hdmi->pdev->dev; + int ret; + + /* Disable HPD interrupt */ + hdmi_write(hdmi, REG_HDMI_HPD_INT_CTRL, 0); + + msm_hdmi_set_mode(hdmi, false); + + enable_hpd_clocks(hdmi, false); + pm_runtime_put(dev); + + ret = pinctrl_pm_select_sleep_state(dev); + if (ret) + dev_warn(dev, "pinctrl state chg failed: %d\n", ret); + + ret = regulator_bulk_disable(config->hpd_reg_cnt, hdmi->hpd_regs); + if (ret) + dev_warn(dev, "failed to disable hpd regulator: %d\n", ret); +} + +void msm_hdmi_hpd_irq(struct drm_bridge *bridge) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + uint32_t hpd_int_status, hpd_int_ctrl; + + /* Process HPD: */ + hpd_int_status = hdmi_read(hdmi, REG_HDMI_HPD_INT_STATUS); + hpd_int_ctrl = hdmi_read(hdmi, REG_HDMI_HPD_INT_CTRL); + + if ((hpd_int_ctrl & HDMI_HPD_INT_CTRL_INT_EN) && + (hpd_int_status & HDMI_HPD_INT_STATUS_INT)) { + bool detected = !!(hpd_int_status & HDMI_HPD_INT_STATUS_CABLE_DETECTED); + + /* ack & disable (temporarily) HPD events: */ + hdmi_write(hdmi, REG_HDMI_HPD_INT_CTRL, + HDMI_HPD_INT_CTRL_INT_ACK); + + DBG("status=%04x, ctrl=%04x", hpd_int_status, hpd_int_ctrl); + + /* detect disconnect if we are connected or visa versa: */ + hpd_int_ctrl = HDMI_HPD_INT_CTRL_INT_EN; + if (!detected) + hpd_int_ctrl |= HDMI_HPD_INT_CTRL_INT_CONNECT; + hdmi_write(hdmi, REG_HDMI_HPD_INT_CTRL, hpd_int_ctrl); + + queue_work(hdmi->workq, &hdmi_bridge->hpd_work); + } +} + +static enum drm_connector_status detect_reg(struct hdmi *hdmi) +{ + uint32_t hpd_int_status; + + pm_runtime_get_sync(&hdmi->pdev->dev); + enable_hpd_clocks(hdmi, true); + + hpd_int_status = hdmi_read(hdmi, REG_HDMI_HPD_INT_STATUS); + + enable_hpd_clocks(hdmi, false); + pm_runtime_put(&hdmi->pdev->dev); + + return (hpd_int_status & HDMI_HPD_INT_STATUS_CABLE_DETECTED) ? + connector_status_connected : connector_status_disconnected; +} + +#define HPD_GPIO_INDEX 2 +static enum drm_connector_status detect_gpio(struct hdmi *hdmi) +{ + return gpiod_get_value(hdmi->hpd_gpiod) ? + connector_status_connected : + connector_status_disconnected; +} + +enum drm_connector_status msm_hdmi_bridge_detect( + struct drm_bridge *bridge) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + enum drm_connector_status stat_gpio, stat_reg; + int retry = 20; + + /* + * some platforms may not have hpd gpio. Rely only on the status + * provided by REG_HDMI_HPD_INT_STATUS in this case. + */ + if (!hdmi->hpd_gpiod) + return detect_reg(hdmi); + + do { + stat_gpio = detect_gpio(hdmi); + stat_reg = detect_reg(hdmi); + + if (stat_gpio == stat_reg) + break; + + mdelay(10); + } while (--retry); + + /* the status we get from reading gpio seems to be more reliable, + * so trust that one the most if we didn't manage to get hdmi and + * gpio status to agree: + */ + if (stat_gpio != stat_reg) { + DBG("HDMI_HPD_INT_STATUS tells us: %d", stat_reg); + DBG("hpd gpio tells us: %d", stat_gpio); + } + + return stat_gpio; +} diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_i2c.c b/drivers/gpu/drm/msm/hdmi/hdmi_i2c.c new file mode 100644 index 000000000..de182c004 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_i2c.c @@ -0,0 +1,267 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#include "hdmi.h" + +struct hdmi_i2c_adapter { + struct i2c_adapter base; + struct hdmi *hdmi; + bool sw_done; + wait_queue_head_t ddc_event; +}; +#define to_hdmi_i2c_adapter(x) container_of(x, struct hdmi_i2c_adapter, base) + +static void init_ddc(struct hdmi_i2c_adapter *hdmi_i2c) +{ + struct hdmi *hdmi = hdmi_i2c->hdmi; + + hdmi_write(hdmi, REG_HDMI_DDC_CTRL, + HDMI_DDC_CTRL_SW_STATUS_RESET); + hdmi_write(hdmi, REG_HDMI_DDC_CTRL, + HDMI_DDC_CTRL_SOFT_RESET); + + hdmi_write(hdmi, REG_HDMI_DDC_SPEED, + HDMI_DDC_SPEED_THRESHOLD(2) | + HDMI_DDC_SPEED_PRESCALE(10)); + + hdmi_write(hdmi, REG_HDMI_DDC_SETUP, + HDMI_DDC_SETUP_TIMEOUT(0xff)); + + /* enable reference timer for 27us */ + hdmi_write(hdmi, REG_HDMI_DDC_REF, + HDMI_DDC_REF_REFTIMER_ENABLE | + HDMI_DDC_REF_REFTIMER(27)); +} + +static int ddc_clear_irq(struct hdmi_i2c_adapter *hdmi_i2c) +{ + struct hdmi *hdmi = hdmi_i2c->hdmi; + struct drm_device *dev = hdmi->dev; + uint32_t retry = 0xffff; + uint32_t ddc_int_ctrl; + + do { + --retry; + + hdmi_write(hdmi, REG_HDMI_DDC_INT_CTRL, + HDMI_DDC_INT_CTRL_SW_DONE_ACK | + HDMI_DDC_INT_CTRL_SW_DONE_MASK); + + ddc_int_ctrl = hdmi_read(hdmi, REG_HDMI_DDC_INT_CTRL); + + } while ((ddc_int_ctrl & HDMI_DDC_INT_CTRL_SW_DONE_INT) && retry); + + if (!retry) { + DRM_DEV_ERROR(dev->dev, "timeout waiting for DDC\n"); + return -ETIMEDOUT; + } + + hdmi_i2c->sw_done = false; + + return 0; +} + +#define MAX_TRANSACTIONS 4 + +static bool sw_done(struct hdmi_i2c_adapter *hdmi_i2c) +{ + struct hdmi *hdmi = hdmi_i2c->hdmi; + + if (!hdmi_i2c->sw_done) { + uint32_t ddc_int_ctrl; + + ddc_int_ctrl = hdmi_read(hdmi, REG_HDMI_DDC_INT_CTRL); + + if ((ddc_int_ctrl & HDMI_DDC_INT_CTRL_SW_DONE_MASK) && + (ddc_int_ctrl & HDMI_DDC_INT_CTRL_SW_DONE_INT)) { + hdmi_i2c->sw_done = true; + hdmi_write(hdmi, REG_HDMI_DDC_INT_CTRL, + HDMI_DDC_INT_CTRL_SW_DONE_ACK); + } + } + + return hdmi_i2c->sw_done; +} + +static int msm_hdmi_i2c_xfer(struct i2c_adapter *i2c, + struct i2c_msg *msgs, int num) +{ + struct hdmi_i2c_adapter *hdmi_i2c = to_hdmi_i2c_adapter(i2c); + struct hdmi *hdmi = hdmi_i2c->hdmi; + struct drm_device *dev = hdmi->dev; + static const uint32_t nack[] = { + HDMI_DDC_SW_STATUS_NACK0, HDMI_DDC_SW_STATUS_NACK1, + HDMI_DDC_SW_STATUS_NACK2, HDMI_DDC_SW_STATUS_NACK3, + }; + int indices[MAX_TRANSACTIONS]; + int ret, i, j, index = 0; + uint32_t ddc_status, ddc_data, i2c_trans; + + num = min(num, MAX_TRANSACTIONS); + + WARN_ON(!(hdmi_read(hdmi, REG_HDMI_CTRL) & HDMI_CTRL_ENABLE)); + + if (num == 0) + return num; + + init_ddc(hdmi_i2c); + + ret = ddc_clear_irq(hdmi_i2c); + if (ret) + return ret; + + for (i = 0; i < num; i++) { + struct i2c_msg *p = &msgs[i]; + uint32_t raw_addr = p->addr << 1; + + if (p->flags & I2C_M_RD) + raw_addr |= 1; + + ddc_data = HDMI_DDC_DATA_DATA(raw_addr) | + HDMI_DDC_DATA_DATA_RW(DDC_WRITE); + + if (i == 0) { + ddc_data |= HDMI_DDC_DATA_INDEX(0) | + HDMI_DDC_DATA_INDEX_WRITE; + } + + hdmi_write(hdmi, REG_HDMI_DDC_DATA, ddc_data); + index++; + + indices[i] = index; + + if (p->flags & I2C_M_RD) { + index += p->len; + } else { + for (j = 0; j < p->len; j++) { + ddc_data = HDMI_DDC_DATA_DATA(p->buf[j]) | + HDMI_DDC_DATA_DATA_RW(DDC_WRITE); + hdmi_write(hdmi, REG_HDMI_DDC_DATA, ddc_data); + index++; + } + } + + i2c_trans = HDMI_I2C_TRANSACTION_REG_CNT(p->len) | + HDMI_I2C_TRANSACTION_REG_RW( + (p->flags & I2C_M_RD) ? DDC_READ : DDC_WRITE) | + HDMI_I2C_TRANSACTION_REG_START; + + if (i == (num - 1)) + i2c_trans |= HDMI_I2C_TRANSACTION_REG_STOP; + + hdmi_write(hdmi, REG_HDMI_I2C_TRANSACTION(i), i2c_trans); + } + + /* trigger the transfer: */ + hdmi_write(hdmi, REG_HDMI_DDC_CTRL, + HDMI_DDC_CTRL_TRANSACTION_CNT(num - 1) | + HDMI_DDC_CTRL_GO); + + ret = wait_event_timeout(hdmi_i2c->ddc_event, sw_done(hdmi_i2c), HZ/4); + if (ret <= 0) { + if (ret == 0) + ret = -ETIMEDOUT; + dev_warn(dev->dev, "DDC timeout: %d\n", ret); + DBG("sw_status=%08x, hw_status=%08x, int_ctrl=%08x", + hdmi_read(hdmi, REG_HDMI_DDC_SW_STATUS), + hdmi_read(hdmi, REG_HDMI_DDC_HW_STATUS), + hdmi_read(hdmi, REG_HDMI_DDC_INT_CTRL)); + return ret; + } + + ddc_status = hdmi_read(hdmi, REG_HDMI_DDC_SW_STATUS); + + /* read back results of any read transactions: */ + for (i = 0; i < num; i++) { + struct i2c_msg *p = &msgs[i]; + + if (!(p->flags & I2C_M_RD)) + continue; + + /* check for NACK: */ + if (ddc_status & nack[i]) { + DBG("ddc_status=%08x", ddc_status); + break; + } + + ddc_data = HDMI_DDC_DATA_DATA_RW(DDC_READ) | + HDMI_DDC_DATA_INDEX(indices[i]) | + HDMI_DDC_DATA_INDEX_WRITE; + + hdmi_write(hdmi, REG_HDMI_DDC_DATA, ddc_data); + + /* discard first byte: */ + hdmi_read(hdmi, REG_HDMI_DDC_DATA); + + for (j = 0; j < p->len; j++) { + ddc_data = hdmi_read(hdmi, REG_HDMI_DDC_DATA); + p->buf[j] = FIELD(ddc_data, HDMI_DDC_DATA_DATA); + } + } + + return i; +} + +static u32 msm_hdmi_i2c_func(struct i2c_adapter *adapter) +{ + return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; +} + +static const struct i2c_algorithm msm_hdmi_i2c_algorithm = { + .master_xfer = msm_hdmi_i2c_xfer, + .functionality = msm_hdmi_i2c_func, +}; + +void msm_hdmi_i2c_irq(struct i2c_adapter *i2c) +{ + struct hdmi_i2c_adapter *hdmi_i2c = to_hdmi_i2c_adapter(i2c); + + if (sw_done(hdmi_i2c)) + wake_up_all(&hdmi_i2c->ddc_event); +} + +void msm_hdmi_i2c_destroy(struct i2c_adapter *i2c) +{ + struct hdmi_i2c_adapter *hdmi_i2c = to_hdmi_i2c_adapter(i2c); + i2c_del_adapter(i2c); + kfree(hdmi_i2c); +} + +struct i2c_adapter *msm_hdmi_i2c_init(struct hdmi *hdmi) +{ + struct hdmi_i2c_adapter *hdmi_i2c; + struct i2c_adapter *i2c = NULL; + int ret; + + hdmi_i2c = kzalloc(sizeof(*hdmi_i2c), GFP_KERNEL); + if (!hdmi_i2c) { + ret = -ENOMEM; + goto fail; + } + + i2c = &hdmi_i2c->base; + + hdmi_i2c->hdmi = hdmi; + init_waitqueue_head(&hdmi_i2c->ddc_event); + + + i2c->owner = THIS_MODULE; + i2c->class = I2C_CLASS_DDC; + snprintf(i2c->name, sizeof(i2c->name), "msm hdmi i2c"); + i2c->dev.parent = &hdmi->pdev->dev; + i2c->algo = &msm_hdmi_i2c_algorithm; + + ret = i2c_add_adapter(i2c); + if (ret) + goto fail; + + return i2c; + +fail: + if (i2c) + msm_hdmi_i2c_destroy(i2c); + return ERR_PTR(ret); +} diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy.c new file mode 100644 index 000000000..9780107e1 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy.c @@ -0,0 +1,217 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2016, The Linux Foundation. All rights reserved. + */ + +#include <linux/of_device.h> + +#include "hdmi.h" + +static int msm_hdmi_phy_resource_init(struct hdmi_phy *phy) +{ + struct hdmi_phy_cfg *cfg = phy->cfg; + struct device *dev = &phy->pdev->dev; + int i, ret; + + phy->regs = devm_kcalloc(dev, cfg->num_regs, sizeof(phy->regs[0]), + GFP_KERNEL); + if (!phy->regs) + return -ENOMEM; + + phy->clks = devm_kcalloc(dev, cfg->num_clks, sizeof(phy->clks[0]), + GFP_KERNEL); + if (!phy->clks) + return -ENOMEM; + + for (i = 0; i < cfg->num_regs; i++) + phy->regs[i].supply = cfg->reg_names[i]; + + ret = devm_regulator_bulk_get(dev, cfg->num_regs, phy->regs); + if (ret) { + if (ret != -EPROBE_DEFER) + DRM_DEV_ERROR(dev, "failed to get phy regulators: %d\n", ret); + + return ret; + } + + for (i = 0; i < cfg->num_clks; i++) { + struct clk *clk; + + clk = msm_clk_get(phy->pdev, cfg->clk_names[i]); + if (IS_ERR(clk)) { + ret = PTR_ERR(clk); + DRM_DEV_ERROR(dev, "failed to get phy clock: %s (%d)\n", + cfg->clk_names[i], ret); + return ret; + } + + phy->clks[i] = clk; + } + + return 0; +} + +int msm_hdmi_phy_resource_enable(struct hdmi_phy *phy) +{ + struct hdmi_phy_cfg *cfg = phy->cfg; + struct device *dev = &phy->pdev->dev; + int i, ret = 0; + + pm_runtime_get_sync(dev); + + ret = regulator_bulk_enable(cfg->num_regs, phy->regs); + if (ret) { + DRM_DEV_ERROR(dev, "failed to enable regulators: (%d)\n", ret); + return ret; + } + + for (i = 0; i < cfg->num_clks; i++) { + ret = clk_prepare_enable(phy->clks[i]); + if (ret) + DRM_DEV_ERROR(dev, "failed to enable clock: %s (%d)\n", + cfg->clk_names[i], ret); + } + + return ret; +} + +void msm_hdmi_phy_resource_disable(struct hdmi_phy *phy) +{ + struct hdmi_phy_cfg *cfg = phy->cfg; + struct device *dev = &phy->pdev->dev; + int i; + + for (i = cfg->num_clks - 1; i >= 0; i--) + clk_disable_unprepare(phy->clks[i]); + + regulator_bulk_disable(cfg->num_regs, phy->regs); + + pm_runtime_put_sync(dev); +} + +void msm_hdmi_phy_powerup(struct hdmi_phy *phy, unsigned long int pixclock) +{ + if (!phy || !phy->cfg->powerup) + return; + + phy->cfg->powerup(phy, pixclock); +} + +void msm_hdmi_phy_powerdown(struct hdmi_phy *phy) +{ + if (!phy || !phy->cfg->powerdown) + return; + + phy->cfg->powerdown(phy); +} + +static int msm_hdmi_phy_pll_init(struct platform_device *pdev, + enum hdmi_phy_type type) +{ + int ret; + + switch (type) { + case MSM_HDMI_PHY_8960: + ret = msm_hdmi_pll_8960_init(pdev); + break; + case MSM_HDMI_PHY_8996: + ret = msm_hdmi_pll_8996_init(pdev); + break; + /* + * we don't have PLL support for these, don't report an error for now + */ + case MSM_HDMI_PHY_8x60: + case MSM_HDMI_PHY_8x74: + default: + ret = 0; + break; + } + + return ret; +} + +static int msm_hdmi_phy_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct hdmi_phy *phy; + int ret; + + phy = devm_kzalloc(dev, sizeof(*phy), GFP_KERNEL); + if (!phy) + return -ENODEV; + + phy->cfg = (struct hdmi_phy_cfg *)of_device_get_match_data(dev); + if (!phy->cfg) + return -ENODEV; + + phy->mmio = msm_ioremap(pdev, "hdmi_phy"); + if (IS_ERR(phy->mmio)) { + DRM_DEV_ERROR(dev, "%s: failed to map phy base\n", __func__); + return -ENOMEM; + } + + phy->pdev = pdev; + + ret = msm_hdmi_phy_resource_init(phy); + if (ret) + return ret; + + pm_runtime_enable(&pdev->dev); + + ret = msm_hdmi_phy_resource_enable(phy); + if (ret) + return ret; + + ret = msm_hdmi_phy_pll_init(pdev, phy->cfg->type); + if (ret) { + DRM_DEV_ERROR(dev, "couldn't init PLL\n"); + msm_hdmi_phy_resource_disable(phy); + return ret; + } + + msm_hdmi_phy_resource_disable(phy); + + platform_set_drvdata(pdev, phy); + + return 0; +} + +static int msm_hdmi_phy_remove(struct platform_device *pdev) +{ + pm_runtime_disable(&pdev->dev); + + return 0; +} + +static const struct of_device_id msm_hdmi_phy_dt_match[] = { + { .compatible = "qcom,hdmi-phy-8660", + .data = &msm_hdmi_phy_8x60_cfg }, + { .compatible = "qcom,hdmi-phy-8960", + .data = &msm_hdmi_phy_8960_cfg }, + { .compatible = "qcom,hdmi-phy-8974", + .data = &msm_hdmi_phy_8x74_cfg }, + { .compatible = "qcom,hdmi-phy-8084", + .data = &msm_hdmi_phy_8x74_cfg }, + { .compatible = "qcom,hdmi-phy-8996", + .data = &msm_hdmi_phy_8996_cfg }, + {} +}; + +static struct platform_driver msm_hdmi_phy_platform_driver = { + .probe = msm_hdmi_phy_probe, + .remove = msm_hdmi_phy_remove, + .driver = { + .name = "msm_hdmi_phy", + .of_match_table = msm_hdmi_phy_dt_match, + }, +}; + +void __init msm_hdmi_phy_driver_register(void) +{ + platform_driver_register(&msm_hdmi_phy_platform_driver); +} + +void __exit msm_hdmi_phy_driver_unregister(void) +{ + platform_driver_unregister(&msm_hdmi_phy_platform_driver); +} diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8960.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8960.c new file mode 100644 index 000000000..cf90a0c1f --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8960.c @@ -0,0 +1,51 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#include "hdmi.h" + +static void hdmi_phy_8960_powerup(struct hdmi_phy *phy, + unsigned long int pixclock) +{ + DBG("pixclock: %lu", pixclock); + + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG2, 0x00); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG0, 0x1b); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG1, 0xf2); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG4, 0x00); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG5, 0x00); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG6, 0x00); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG7, 0x00); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG8, 0x00); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG9, 0x00); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG10, 0x00); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG11, 0x00); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG3, 0x20); +} + +static void hdmi_phy_8960_powerdown(struct hdmi_phy *phy) +{ + DBG(""); + + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG2, 0x7f); +} + +static const char * const hdmi_phy_8960_reg_names[] = { + "core-vdda", +}; + +static const char * const hdmi_phy_8960_clk_names[] = { + "slave_iface", +}; + +const struct hdmi_phy_cfg msm_hdmi_phy_8960_cfg = { + .type = MSM_HDMI_PHY_8960, + .powerup = hdmi_phy_8960_powerup, + .powerdown = hdmi_phy_8960_powerdown, + .reg_names = hdmi_phy_8960_reg_names, + .num_regs = ARRAY_SIZE(hdmi_phy_8960_reg_names), + .clk_names = hdmi_phy_8960_clk_names, + .num_clks = ARRAY_SIZE(hdmi_phy_8960_clk_names), +}; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8996.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8996.c new file mode 100644 index 000000000..4dd055416 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8996.c @@ -0,0 +1,765 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2016, The Linux Foundation. All rights reserved. + */ + +#include <linux/clk-provider.h> +#include <linux/delay.h> + +#include "hdmi.h" + +#define HDMI_VCO_MAX_FREQ 12000000000UL +#define HDMI_VCO_MIN_FREQ 8000000000UL + +#define HDMI_PCLK_MAX_FREQ 600000000 +#define HDMI_PCLK_MIN_FREQ 25000000 + +#define HDMI_HIGH_FREQ_BIT_CLK_THRESHOLD 3400000000UL +#define HDMI_DIG_FREQ_BIT_CLK_THRESHOLD 1500000000UL +#define HDMI_MID_FREQ_BIT_CLK_THRESHOLD 750000000UL +#define HDMI_CORECLK_DIV 5 +#define HDMI_DEFAULT_REF_CLOCK 19200000 +#define HDMI_PLL_CMP_CNT 1024 + +#define HDMI_PLL_POLL_MAX_READS 100 +#define HDMI_PLL_POLL_TIMEOUT_US 150 + +#define HDMI_NUM_TX_CHANNEL 4 + +struct hdmi_pll_8996 { + struct platform_device *pdev; + struct clk_hw clk_hw; + + /* pll mmio base */ + void __iomem *mmio_qserdes_com; + /* tx channel base */ + void __iomem *mmio_qserdes_tx[HDMI_NUM_TX_CHANNEL]; +}; + +#define hw_clk_to_pll(x) container_of(x, struct hdmi_pll_8996, clk_hw) + +struct hdmi_8996_phy_pll_reg_cfg { + u32 tx_lx_lane_mode[HDMI_NUM_TX_CHANNEL]; + u32 tx_lx_tx_band[HDMI_NUM_TX_CHANNEL]; + u32 com_svs_mode_clk_sel; + u32 com_hsclk_sel; + u32 com_pll_cctrl_mode0; + u32 com_pll_rctrl_mode0; + u32 com_cp_ctrl_mode0; + u32 com_dec_start_mode0; + u32 com_div_frac_start1_mode0; + u32 com_div_frac_start2_mode0; + u32 com_div_frac_start3_mode0; + u32 com_integloop_gain0_mode0; + u32 com_integloop_gain1_mode0; + u32 com_lock_cmp_en; + u32 com_lock_cmp1_mode0; + u32 com_lock_cmp2_mode0; + u32 com_lock_cmp3_mode0; + u32 com_core_clk_en; + u32 com_coreclk_div; + u32 com_vco_tune_ctrl; + + u32 tx_lx_tx_drv_lvl[HDMI_NUM_TX_CHANNEL]; + u32 tx_lx_tx_emp_post1_lvl[HDMI_NUM_TX_CHANNEL]; + u32 tx_lx_vmode_ctrl1[HDMI_NUM_TX_CHANNEL]; + u32 tx_lx_vmode_ctrl2[HDMI_NUM_TX_CHANNEL]; + u32 tx_lx_res_code_lane_tx[HDMI_NUM_TX_CHANNEL]; + u32 tx_lx_hp_pd_enables[HDMI_NUM_TX_CHANNEL]; + + u32 phy_mode; +}; + +struct hdmi_8996_post_divider { + u64 vco_freq; + int hsclk_divsel; + int vco_ratio; + int tx_band_sel; + int half_rate_mode; +}; + +static inline struct hdmi_phy *pll_get_phy(struct hdmi_pll_8996 *pll) +{ + return platform_get_drvdata(pll->pdev); +} + +static inline void hdmi_pll_write(struct hdmi_pll_8996 *pll, int offset, + u32 data) +{ + msm_writel(data, pll->mmio_qserdes_com + offset); +} + +static inline u32 hdmi_pll_read(struct hdmi_pll_8996 *pll, int offset) +{ + return msm_readl(pll->mmio_qserdes_com + offset); +} + +static inline void hdmi_tx_chan_write(struct hdmi_pll_8996 *pll, int channel, + int offset, int data) +{ + msm_writel(data, pll->mmio_qserdes_tx[channel] + offset); +} + +static inline u32 pll_get_cpctrl(u64 frac_start, unsigned long ref_clk, + bool gen_ssc) +{ + if ((frac_start != 0) || gen_ssc) + return (11000000 / (ref_clk / 20)); + + return 0x23; +} + +static inline u32 pll_get_rctrl(u64 frac_start, bool gen_ssc) +{ + if ((frac_start != 0) || gen_ssc) + return 0x16; + + return 0x10; +} + +static inline u32 pll_get_cctrl(u64 frac_start, bool gen_ssc) +{ + if ((frac_start != 0) || gen_ssc) + return 0x28; + + return 0x1; +} + +static inline u32 pll_get_integloop_gain(u64 frac_start, u64 bclk, u32 ref_clk, + bool gen_ssc) +{ + int digclk_divsel = bclk >= HDMI_DIG_FREQ_BIT_CLK_THRESHOLD ? 1 : 2; + u64 base; + + if ((frac_start != 0) || gen_ssc) + base = (64 * ref_clk) / HDMI_DEFAULT_REF_CLOCK; + else + base = (1022 * ref_clk) / 100; + + base <<= digclk_divsel; + + return (base <= 2046 ? base : 2046); +} + +static inline u32 pll_get_pll_cmp(u64 fdata, unsigned long ref_clk) +{ + u64 dividend = HDMI_PLL_CMP_CNT * fdata; + u32 divisor = ref_clk * 10; + u32 rem; + + rem = do_div(dividend, divisor); + if (rem > (divisor >> 1)) + dividend++; + + return dividend - 1; +} + +static inline u64 pll_cmp_to_fdata(u32 pll_cmp, unsigned long ref_clk) +{ + u64 fdata = ((u64)pll_cmp) * ref_clk * 10; + + do_div(fdata, HDMI_PLL_CMP_CNT); + + return fdata; +} + +static int pll_get_post_div(struct hdmi_8996_post_divider *pd, u64 bclk) +{ + int ratio[] = { 2, 3, 4, 5, 6, 9, 10, 12, 14, 15, 20, 21, 25, 28, 35 }; + int hs_divsel[] = { 0, 4, 8, 12, 1, 5, 2, 9, 3, 13, 10, 7, 14, 11, 15 }; + int tx_band_sel[] = { 0, 1, 2, 3 }; + u64 vco_freq[60]; + u64 vco, vco_optimal; + int half_rate_mode = 0; + int vco_optimal_index, vco_freq_index; + int i, j; + +retry: + vco_optimal = HDMI_VCO_MAX_FREQ; + vco_optimal_index = -1; + vco_freq_index = 0; + for (i = 0; i < 15; i++) { + for (j = 0; j < 4; j++) { + u32 ratio_mult = ratio[i] << tx_band_sel[j]; + + vco = bclk >> half_rate_mode; + vco *= ratio_mult; + vco_freq[vco_freq_index++] = vco; + } + } + + for (i = 0; i < 60; i++) { + u64 vco_tmp = vco_freq[i]; + + if ((vco_tmp >= HDMI_VCO_MIN_FREQ) && + (vco_tmp <= vco_optimal)) { + vco_optimal = vco_tmp; + vco_optimal_index = i; + } + } + + if (vco_optimal_index == -1) { + if (!half_rate_mode) { + half_rate_mode = 1; + goto retry; + } + } else { + pd->vco_freq = vco_optimal; + pd->tx_band_sel = tx_band_sel[vco_optimal_index % 4]; + pd->vco_ratio = ratio[vco_optimal_index / 4]; + pd->hsclk_divsel = hs_divsel[vco_optimal_index / 4]; + + return 0; + } + + return -EINVAL; +} + +static int pll_calculate(unsigned long pix_clk, unsigned long ref_clk, + struct hdmi_8996_phy_pll_reg_cfg *cfg) +{ + struct hdmi_8996_post_divider pd; + u64 bclk; + u64 tmds_clk; + u64 dec_start; + u64 frac_start; + u64 fdata; + u32 pll_divisor; + u32 rem; + u32 cpctrl; + u32 rctrl; + u32 cctrl; + u32 integloop_gain; + u32 pll_cmp; + int i, ret; + + /* bit clk = 10 * pix_clk */ + bclk = ((u64)pix_clk) * 10; + + if (bclk > HDMI_HIGH_FREQ_BIT_CLK_THRESHOLD) + tmds_clk = pix_clk >> 2; + else + tmds_clk = pix_clk; + + ret = pll_get_post_div(&pd, bclk); + if (ret) + return ret; + + dec_start = pd.vco_freq; + pll_divisor = 4 * ref_clk; + do_div(dec_start, pll_divisor); + + frac_start = pd.vco_freq * (1 << 20); + + rem = do_div(frac_start, pll_divisor); + frac_start -= dec_start * (1 << 20); + if (rem > (pll_divisor >> 1)) + frac_start++; + + cpctrl = pll_get_cpctrl(frac_start, ref_clk, false); + rctrl = pll_get_rctrl(frac_start, false); + cctrl = pll_get_cctrl(frac_start, false); + integloop_gain = pll_get_integloop_gain(frac_start, bclk, + ref_clk, false); + + fdata = pd.vco_freq; + do_div(fdata, pd.vco_ratio); + + pll_cmp = pll_get_pll_cmp(fdata, ref_clk); + + DBG("VCO freq: %llu", pd.vco_freq); + DBG("fdata: %llu", fdata); + DBG("pix_clk: %lu", pix_clk); + DBG("tmds clk: %llu", tmds_clk); + DBG("HSCLK_SEL: %d", pd.hsclk_divsel); + DBG("DEC_START: %llu", dec_start); + DBG("DIV_FRAC_START: %llu", frac_start); + DBG("PLL_CPCTRL: %u", cpctrl); + DBG("PLL_RCTRL: %u", rctrl); + DBG("PLL_CCTRL: %u", cctrl); + DBG("INTEGLOOP_GAIN: %u", integloop_gain); + DBG("TX_BAND: %d", pd.tx_band_sel); + DBG("PLL_CMP: %u", pll_cmp); + + /* Convert these values to register specific values */ + if (bclk > HDMI_DIG_FREQ_BIT_CLK_THRESHOLD) + cfg->com_svs_mode_clk_sel = 1; + else + cfg->com_svs_mode_clk_sel = 2; + + cfg->com_hsclk_sel = (0x20 | pd.hsclk_divsel); + cfg->com_pll_cctrl_mode0 = cctrl; + cfg->com_pll_rctrl_mode0 = rctrl; + cfg->com_cp_ctrl_mode0 = cpctrl; + cfg->com_dec_start_mode0 = dec_start; + cfg->com_div_frac_start1_mode0 = (frac_start & 0xff); + cfg->com_div_frac_start2_mode0 = ((frac_start & 0xff00) >> 8); + cfg->com_div_frac_start3_mode0 = ((frac_start & 0xf0000) >> 16); + cfg->com_integloop_gain0_mode0 = (integloop_gain & 0xff); + cfg->com_integloop_gain1_mode0 = ((integloop_gain & 0xf00) >> 8); + cfg->com_lock_cmp1_mode0 = (pll_cmp & 0xff); + cfg->com_lock_cmp2_mode0 = ((pll_cmp & 0xff00) >> 8); + cfg->com_lock_cmp3_mode0 = ((pll_cmp & 0x30000) >> 16); + cfg->com_lock_cmp_en = 0x0; + cfg->com_core_clk_en = 0x2c; + cfg->com_coreclk_div = HDMI_CORECLK_DIV; + cfg->phy_mode = (bclk > HDMI_HIGH_FREQ_BIT_CLK_THRESHOLD) ? 0x10 : 0x0; + cfg->com_vco_tune_ctrl = 0x0; + + cfg->tx_lx_lane_mode[0] = + cfg->tx_lx_lane_mode[2] = 0x43; + + cfg->tx_lx_hp_pd_enables[0] = + cfg->tx_lx_hp_pd_enables[1] = + cfg->tx_lx_hp_pd_enables[2] = 0x0c; + cfg->tx_lx_hp_pd_enables[3] = 0x3; + + for (i = 0; i < HDMI_NUM_TX_CHANNEL; i++) + cfg->tx_lx_tx_band[i] = pd.tx_band_sel + 4; + + if (bclk > HDMI_HIGH_FREQ_BIT_CLK_THRESHOLD) { + cfg->tx_lx_tx_drv_lvl[0] = + cfg->tx_lx_tx_drv_lvl[1] = + cfg->tx_lx_tx_drv_lvl[2] = 0x25; + cfg->tx_lx_tx_drv_lvl[3] = 0x22; + + cfg->tx_lx_tx_emp_post1_lvl[0] = + cfg->tx_lx_tx_emp_post1_lvl[1] = + cfg->tx_lx_tx_emp_post1_lvl[2] = 0x23; + cfg->tx_lx_tx_emp_post1_lvl[3] = 0x27; + + cfg->tx_lx_vmode_ctrl1[0] = + cfg->tx_lx_vmode_ctrl1[1] = + cfg->tx_lx_vmode_ctrl1[2] = + cfg->tx_lx_vmode_ctrl1[3] = 0x00; + + cfg->tx_lx_vmode_ctrl2[0] = + cfg->tx_lx_vmode_ctrl2[1] = + cfg->tx_lx_vmode_ctrl2[2] = 0x0D; + + cfg->tx_lx_vmode_ctrl2[3] = 0x00; + } else if (bclk > HDMI_MID_FREQ_BIT_CLK_THRESHOLD) { + for (i = 0; i < HDMI_NUM_TX_CHANNEL; i++) { + cfg->tx_lx_tx_drv_lvl[i] = 0x25; + cfg->tx_lx_tx_emp_post1_lvl[i] = 0x23; + cfg->tx_lx_vmode_ctrl1[i] = 0x00; + } + + cfg->tx_lx_vmode_ctrl2[0] = + cfg->tx_lx_vmode_ctrl2[1] = + cfg->tx_lx_vmode_ctrl2[2] = 0x0D; + cfg->tx_lx_vmode_ctrl2[3] = 0x00; + } else { + for (i = 0; i < HDMI_NUM_TX_CHANNEL; i++) { + cfg->tx_lx_tx_drv_lvl[i] = 0x20; + cfg->tx_lx_tx_emp_post1_lvl[i] = 0x20; + cfg->tx_lx_vmode_ctrl1[i] = 0x00; + cfg->tx_lx_vmode_ctrl2[i] = 0x0E; + } + } + + DBG("com_svs_mode_clk_sel = 0x%x", cfg->com_svs_mode_clk_sel); + DBG("com_hsclk_sel = 0x%x", cfg->com_hsclk_sel); + DBG("com_lock_cmp_en = 0x%x", cfg->com_lock_cmp_en); + DBG("com_pll_cctrl_mode0 = 0x%x", cfg->com_pll_cctrl_mode0); + DBG("com_pll_rctrl_mode0 = 0x%x", cfg->com_pll_rctrl_mode0); + DBG("com_cp_ctrl_mode0 = 0x%x", cfg->com_cp_ctrl_mode0); + DBG("com_dec_start_mode0 = 0x%x", cfg->com_dec_start_mode0); + DBG("com_div_frac_start1_mode0 = 0x%x", cfg->com_div_frac_start1_mode0); + DBG("com_div_frac_start2_mode0 = 0x%x", cfg->com_div_frac_start2_mode0); + DBG("com_div_frac_start3_mode0 = 0x%x", cfg->com_div_frac_start3_mode0); + DBG("com_integloop_gain0_mode0 = 0x%x", cfg->com_integloop_gain0_mode0); + DBG("com_integloop_gain1_mode0 = 0x%x", cfg->com_integloop_gain1_mode0); + DBG("com_lock_cmp1_mode0 = 0x%x", cfg->com_lock_cmp1_mode0); + DBG("com_lock_cmp2_mode0 = 0x%x", cfg->com_lock_cmp2_mode0); + DBG("com_lock_cmp3_mode0 = 0x%x", cfg->com_lock_cmp3_mode0); + DBG("com_core_clk_en = 0x%x", cfg->com_core_clk_en); + DBG("com_coreclk_div = 0x%x", cfg->com_coreclk_div); + DBG("phy_mode = 0x%x", cfg->phy_mode); + + DBG("tx_l0_lane_mode = 0x%x", cfg->tx_lx_lane_mode[0]); + DBG("tx_l2_lane_mode = 0x%x", cfg->tx_lx_lane_mode[2]); + + for (i = 0; i < HDMI_NUM_TX_CHANNEL; i++) { + DBG("tx_l%d_tx_band = 0x%x", i, cfg->tx_lx_tx_band[i]); + DBG("tx_l%d_tx_drv_lvl = 0x%x", i, cfg->tx_lx_tx_drv_lvl[i]); + DBG("tx_l%d_tx_emp_post1_lvl = 0x%x", i, + cfg->tx_lx_tx_emp_post1_lvl[i]); + DBG("tx_l%d_vmode_ctrl1 = 0x%x", i, cfg->tx_lx_vmode_ctrl1[i]); + DBG("tx_l%d_vmode_ctrl2 = 0x%x", i, cfg->tx_lx_vmode_ctrl2[i]); + } + + return 0; +} + +static int hdmi_8996_pll_set_clk_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct hdmi_pll_8996 *pll = hw_clk_to_pll(hw); + struct hdmi_phy *phy = pll_get_phy(pll); + struct hdmi_8996_phy_pll_reg_cfg cfg; + int i, ret; + + memset(&cfg, 0x00, sizeof(cfg)); + + ret = pll_calculate(rate, parent_rate, &cfg); + if (ret) { + DRM_ERROR("PLL calculation failed\n"); + return ret; + } + + /* Initially shut down PHY */ + DBG("Disabling PHY"); + hdmi_phy_write(phy, REG_HDMI_8996_PHY_PD_CTL, 0x0); + udelay(500); + + /* Power up sequence */ + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_BG_CTRL, 0x04); + + hdmi_phy_write(phy, REG_HDMI_8996_PHY_PD_CTL, 0x1); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_RESETSM_CNTRL, 0x20); + hdmi_phy_write(phy, REG_HDMI_8996_PHY_TX0_TX1_LANE_CTL, 0x0F); + hdmi_phy_write(phy, REG_HDMI_8996_PHY_TX2_TX3_LANE_CTL, 0x0F); + + for (i = 0; i < HDMI_NUM_TX_CHANNEL; i++) { + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_CLKBUF_ENABLE, + 0x03); + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_TX_BAND, + cfg.tx_lx_tx_band[i]); + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_RESET_TSYNC_EN, + 0x03); + } + + hdmi_tx_chan_write(pll, 0, REG_HDMI_PHY_QSERDES_TX_LX_LANE_MODE, + cfg.tx_lx_lane_mode[0]); + hdmi_tx_chan_write(pll, 2, REG_HDMI_PHY_QSERDES_TX_LX_LANE_MODE, + cfg.tx_lx_lane_mode[2]); + + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_SYSCLK_BUF_ENABLE, 0x1E); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_BIAS_EN_CLKBUFLR_EN, 0x07); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_SYSCLK_EN_SEL, 0x37); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_SYS_CLK_CTRL, 0x02); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_CLK_ENABLE1, 0x0E); + + /* Bypass VCO calibration */ + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_SVS_MODE_CLK_SEL, + cfg.com_svs_mode_clk_sel); + + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_BG_TRIM, 0x0F); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_PLL_IVCO, 0x0F); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_CTRL, + cfg.com_vco_tune_ctrl); + + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_BG_CTRL, 0x06); + + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_CLK_SELECT, 0x30); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_HSCLK_SEL, + cfg.com_hsclk_sel); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_LOCK_CMP_EN, + cfg.com_lock_cmp_en); + + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_PLL_CCTRL_MODE0, + cfg.com_pll_cctrl_mode0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_PLL_RCTRL_MODE0, + cfg.com_pll_rctrl_mode0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_CP_CTRL_MODE0, + cfg.com_cp_ctrl_mode0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_DEC_START_MODE0, + cfg.com_dec_start_mode0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START1_MODE0, + cfg.com_div_frac_start1_mode0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START2_MODE0, + cfg.com_div_frac_start2_mode0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_DIV_FRAC_START3_MODE0, + cfg.com_div_frac_start3_mode0); + + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_GAIN0_MODE0, + cfg.com_integloop_gain0_mode0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_INTEGLOOP_GAIN1_MODE0, + cfg.com_integloop_gain1_mode0); + + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_LOCK_CMP1_MODE0, + cfg.com_lock_cmp1_mode0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_LOCK_CMP2_MODE0, + cfg.com_lock_cmp2_mode0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_LOCK_CMP3_MODE0, + cfg.com_lock_cmp3_mode0); + + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_VCO_TUNE_MAP, 0x00); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_CORE_CLK_EN, + cfg.com_core_clk_en); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_CORECLK_DIV, + cfg.com_coreclk_div); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_CMN_CONFIG, 0x02); + + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_RESCODE_DIV_NUM, 0x15); + + /* TX lanes setup (TX 0/1/2/3) */ + for (i = 0; i < HDMI_NUM_TX_CHANNEL; i++) { + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_TX_DRV_LVL, + cfg.tx_lx_tx_drv_lvl[i]); + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_TX_EMP_POST1_LVL, + cfg.tx_lx_tx_emp_post1_lvl[i]); + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_VMODE_CTRL1, + cfg.tx_lx_vmode_ctrl1[i]); + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_VMODE_CTRL2, + cfg.tx_lx_vmode_ctrl2[i]); + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_TX_DRV_LVL_OFFSET, + 0x00); + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_RES_CODE_LANE_OFFSET, + 0x00); + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_TRAN_DRVR_EMP_EN, + 0x03); + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_PARRATE_REC_DETECT_IDLE_EN, + 0x40); + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_HP_PD_ENABLES, + cfg.tx_lx_hp_pd_enables[i]); + } + + hdmi_phy_write(phy, REG_HDMI_8996_PHY_MODE, cfg.phy_mode); + hdmi_phy_write(phy, REG_HDMI_8996_PHY_PD_CTL, 0x1F); + + /* + * Ensure that vco configuration gets flushed to hardware before + * enabling the PLL + */ + wmb(); + + return 0; +} + +static int hdmi_8996_phy_ready_status(struct hdmi_phy *phy) +{ + u32 nb_tries = HDMI_PLL_POLL_MAX_READS; + unsigned long timeout = HDMI_PLL_POLL_TIMEOUT_US; + u32 status; + int phy_ready = 0; + + DBG("Waiting for PHY ready"); + + while (nb_tries--) { + status = hdmi_phy_read(phy, REG_HDMI_8996_PHY_STATUS); + phy_ready = status & BIT(0); + + if (phy_ready) + break; + + udelay(timeout); + } + + DBG("PHY is %sready", phy_ready ? "" : "*not* "); + + return phy_ready; +} + +static int hdmi_8996_pll_lock_status(struct hdmi_pll_8996 *pll) +{ + u32 status; + int nb_tries = HDMI_PLL_POLL_MAX_READS; + unsigned long timeout = HDMI_PLL_POLL_TIMEOUT_US; + int pll_locked = 0; + + DBG("Waiting for PLL lock"); + + while (nb_tries--) { + status = hdmi_pll_read(pll, + REG_HDMI_PHY_QSERDES_COM_C_READY_STATUS); + pll_locked = status & BIT(0); + + if (pll_locked) + break; + + udelay(timeout); + } + + DBG("HDMI PLL is %slocked", pll_locked ? "" : "*not* "); + + return pll_locked; +} + +static int hdmi_8996_pll_prepare(struct clk_hw *hw) +{ + struct hdmi_pll_8996 *pll = hw_clk_to_pll(hw); + struct hdmi_phy *phy = pll_get_phy(pll); + int i, ret = 0; + + hdmi_phy_write(phy, REG_HDMI_8996_PHY_CFG, 0x1); + udelay(100); + + hdmi_phy_write(phy, REG_HDMI_8996_PHY_CFG, 0x19); + udelay(100); + + ret = hdmi_8996_pll_lock_status(pll); + if (!ret) + return ret; + + for (i = 0; i < HDMI_NUM_TX_CHANNEL; i++) + hdmi_tx_chan_write(pll, i, + REG_HDMI_PHY_QSERDES_TX_LX_HIGHZ_TRANSCEIVEREN_BIAS_DRVR_EN, + 0x6F); + + /* Disable SSC */ + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_SSC_PER1, 0x0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_SSC_PER2, 0x0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_SSC_STEP_SIZE1, 0x0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_SSC_STEP_SIZE2, 0x0); + hdmi_pll_write(pll, REG_HDMI_PHY_QSERDES_COM_SSC_EN_CENTER, 0x2); + + ret = hdmi_8996_phy_ready_status(phy); + if (!ret) + return ret; + + /* Restart the retiming buffer */ + hdmi_phy_write(phy, REG_HDMI_8996_PHY_CFG, 0x18); + udelay(1); + hdmi_phy_write(phy, REG_HDMI_8996_PHY_CFG, 0x19); + + return 0; +} + +static long hdmi_8996_pll_round_rate(struct clk_hw *hw, + unsigned long rate, + unsigned long *parent_rate) +{ + if (rate < HDMI_PCLK_MIN_FREQ) + return HDMI_PCLK_MIN_FREQ; + else if (rate > HDMI_PCLK_MAX_FREQ) + return HDMI_PCLK_MAX_FREQ; + else + return rate; +} + +static unsigned long hdmi_8996_pll_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct hdmi_pll_8996 *pll = hw_clk_to_pll(hw); + u64 fdata; + u32 cmp1, cmp2, cmp3, pll_cmp; + + cmp1 = hdmi_pll_read(pll, REG_HDMI_PHY_QSERDES_COM_LOCK_CMP1_MODE0); + cmp2 = hdmi_pll_read(pll, REG_HDMI_PHY_QSERDES_COM_LOCK_CMP2_MODE0); + cmp3 = hdmi_pll_read(pll, REG_HDMI_PHY_QSERDES_COM_LOCK_CMP3_MODE0); + + pll_cmp = cmp1 | (cmp2 << 8) | (cmp3 << 16); + + fdata = pll_cmp_to_fdata(pll_cmp + 1, parent_rate); + + do_div(fdata, 10); + + return fdata; +} + +static void hdmi_8996_pll_unprepare(struct clk_hw *hw) +{ + struct hdmi_pll_8996 *pll = hw_clk_to_pll(hw); + struct hdmi_phy *phy = pll_get_phy(pll); + + hdmi_phy_write(phy, REG_HDMI_8996_PHY_CFG, 0x6); + usleep_range(100, 150); +} + +static int hdmi_8996_pll_is_enabled(struct clk_hw *hw) +{ + struct hdmi_pll_8996 *pll = hw_clk_to_pll(hw); + u32 status; + int pll_locked; + + status = hdmi_pll_read(pll, REG_HDMI_PHY_QSERDES_COM_C_READY_STATUS); + pll_locked = status & BIT(0); + + return pll_locked; +} + +static const struct clk_ops hdmi_8996_pll_ops = { + .set_rate = hdmi_8996_pll_set_clk_rate, + .round_rate = hdmi_8996_pll_round_rate, + .recalc_rate = hdmi_8996_pll_recalc_rate, + .prepare = hdmi_8996_pll_prepare, + .unprepare = hdmi_8996_pll_unprepare, + .is_enabled = hdmi_8996_pll_is_enabled, +}; + +static const struct clk_init_data pll_init = { + .name = "hdmipll", + .ops = &hdmi_8996_pll_ops, + .parent_data = (const struct clk_parent_data[]){ + { .fw_name = "xo", .name = "xo_board" }, + }, + .num_parents = 1, + .flags = CLK_IGNORE_UNUSED, +}; + +int msm_hdmi_pll_8996_init(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct hdmi_pll_8996 *pll; + int i, ret; + + pll = devm_kzalloc(dev, sizeof(*pll), GFP_KERNEL); + if (!pll) + return -ENOMEM; + + pll->pdev = pdev; + + pll->mmio_qserdes_com = msm_ioremap(pdev, "hdmi_pll"); + if (IS_ERR(pll->mmio_qserdes_com)) { + DRM_DEV_ERROR(dev, "failed to map pll base\n"); + return -ENOMEM; + } + + for (i = 0; i < HDMI_NUM_TX_CHANNEL; i++) { + char name[32]; + + snprintf(name, sizeof(name), "hdmi_tx_l%d", i); + + pll->mmio_qserdes_tx[i] = msm_ioremap(pdev, name); + if (IS_ERR(pll->mmio_qserdes_tx[i])) { + DRM_DEV_ERROR(dev, "failed to map pll base\n"); + return -ENOMEM; + } + } + pll->clk_hw.init = &pll_init; + + ret = devm_clk_hw_register(dev, &pll->clk_hw); + if (ret) { + DRM_DEV_ERROR(dev, "failed to register pll clock\n"); + return ret; + } + + ret = devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, &pll->clk_hw); + if (ret) { + DRM_DEV_ERROR(dev, "%s: failed to register clk provider: %d\n", __func__, ret); + return ret; + } + + return 0; +} + +static const char * const hdmi_phy_8996_reg_names[] = { + "vddio", + "vcca", +}; + +static const char * const hdmi_phy_8996_clk_names[] = { + "iface", "ref", +}; + +const struct hdmi_phy_cfg msm_hdmi_phy_8996_cfg = { + .type = MSM_HDMI_PHY_8996, + .reg_names = hdmi_phy_8996_reg_names, + .num_regs = ARRAY_SIZE(hdmi_phy_8996_reg_names), + .clk_names = hdmi_phy_8996_clk_names, + .num_clks = ARRAY_SIZE(hdmi_phy_8996_clk_names), +}; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x60.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x60.c new file mode 100644 index 000000000..1d97640d8 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x60.c @@ -0,0 +1,141 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#include <linux/delay.h> + +#include "hdmi.h" + +static void hdmi_phy_8x60_powerup(struct hdmi_phy *phy, + unsigned long int pixclock) +{ + /* De-serializer delay D/C for non-lbk mode: */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG0, + HDMI_8x60_PHY_REG0_DESER_DEL_CTRL(3)); + + if (pixclock == 27000000) { + /* video_format == HDMI_VFRMT_720x480p60_16_9 */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG1, + HDMI_8x60_PHY_REG1_DTEST_MUX_SEL(5) | + HDMI_8x60_PHY_REG1_OUTVOL_SWING_CTRL(3)); + } else { + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG1, + HDMI_8x60_PHY_REG1_DTEST_MUX_SEL(5) | + HDMI_8x60_PHY_REG1_OUTVOL_SWING_CTRL(4)); + } + + /* No matter what, start from the power down mode: */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG2, + HDMI_8x60_PHY_REG2_PD_PWRGEN | + HDMI_8x60_PHY_REG2_PD_PLL | + HDMI_8x60_PHY_REG2_PD_DRIVE_4 | + HDMI_8x60_PHY_REG2_PD_DRIVE_3 | + HDMI_8x60_PHY_REG2_PD_DRIVE_2 | + HDMI_8x60_PHY_REG2_PD_DRIVE_1 | + HDMI_8x60_PHY_REG2_PD_DESER); + + /* Turn PowerGen on: */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG2, + HDMI_8x60_PHY_REG2_PD_PLL | + HDMI_8x60_PHY_REG2_PD_DRIVE_4 | + HDMI_8x60_PHY_REG2_PD_DRIVE_3 | + HDMI_8x60_PHY_REG2_PD_DRIVE_2 | + HDMI_8x60_PHY_REG2_PD_DRIVE_1 | + HDMI_8x60_PHY_REG2_PD_DESER); + + /* Turn PLL power on: */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG2, + HDMI_8x60_PHY_REG2_PD_DRIVE_4 | + HDMI_8x60_PHY_REG2_PD_DRIVE_3 | + HDMI_8x60_PHY_REG2_PD_DRIVE_2 | + HDMI_8x60_PHY_REG2_PD_DRIVE_1 | + HDMI_8x60_PHY_REG2_PD_DESER); + + /* Write to HIGH after PLL power down de-assert: */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG3, + HDMI_8x60_PHY_REG3_PLL_ENABLE); + + /* ASIC power on; PHY REG9 = 0 */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG9, 0); + + /* Enable PLL lock detect, PLL lock det will go high after lock + * Enable the re-time logic + */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG12, + HDMI_8x60_PHY_REG12_RETIMING_EN | + HDMI_8x60_PHY_REG12_PLL_LOCK_DETECT_EN); + + /* Drivers are on: */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG2, + HDMI_8x60_PHY_REG2_PD_DESER); + + /* If the RX detector is needed: */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG2, + HDMI_8x60_PHY_REG2_RCV_SENSE_EN | + HDMI_8x60_PHY_REG2_PD_DESER); + + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG4, 0); + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG5, 0); + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG6, 0); + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG7, 0); + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG8, 0); + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG9, 0); + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG10, 0); + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG11, 0); + + /* If we want to use lock enable based on counting: */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG12, + HDMI_8x60_PHY_REG12_RETIMING_EN | + HDMI_8x60_PHY_REG12_PLL_LOCK_DETECT_EN | + HDMI_8x60_PHY_REG12_FORCE_LOCK); +} + +static void hdmi_phy_8x60_powerdown(struct hdmi_phy *phy) +{ + /* Assert RESET PHY from controller */ + hdmi_phy_write(phy, REG_HDMI_PHY_CTRL, + HDMI_PHY_CTRL_SW_RESET); + udelay(10); + /* De-assert RESET PHY from controller */ + hdmi_phy_write(phy, REG_HDMI_PHY_CTRL, 0); + /* Turn off Driver */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG2, + HDMI_8x60_PHY_REG2_PD_DRIVE_4 | + HDMI_8x60_PHY_REG2_PD_DRIVE_3 | + HDMI_8x60_PHY_REG2_PD_DRIVE_2 | + HDMI_8x60_PHY_REG2_PD_DRIVE_1 | + HDMI_8x60_PHY_REG2_PD_DESER); + udelay(10); + /* Disable PLL */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG3, 0); + /* Power down PHY, but keep RX-sense: */ + hdmi_phy_write(phy, REG_HDMI_8x60_PHY_REG2, + HDMI_8x60_PHY_REG2_RCV_SENSE_EN | + HDMI_8x60_PHY_REG2_PD_PWRGEN | + HDMI_8x60_PHY_REG2_PD_PLL | + HDMI_8x60_PHY_REG2_PD_DRIVE_4 | + HDMI_8x60_PHY_REG2_PD_DRIVE_3 | + HDMI_8x60_PHY_REG2_PD_DRIVE_2 | + HDMI_8x60_PHY_REG2_PD_DRIVE_1 | + HDMI_8x60_PHY_REG2_PD_DESER); +} + +static const char * const hdmi_phy_8x60_reg_names[] = { + "core-vdda", +}; + +static const char * const hdmi_phy_8x60_clk_names[] = { + "slave_iface", +}; + +const struct hdmi_phy_cfg msm_hdmi_phy_8x60_cfg = { + .type = MSM_HDMI_PHY_8x60, + .powerup = hdmi_phy_8x60_powerup, + .powerdown = hdmi_phy_8x60_powerdown, + .reg_names = hdmi_phy_8x60_reg_names, + .num_regs = ARRAY_SIZE(hdmi_phy_8x60_reg_names), + .clk_names = hdmi_phy_8x60_clk_names, + .num_clks = ARRAY_SIZE(hdmi_phy_8x60_clk_names), +}; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c new file mode 100644 index 000000000..a2a6940e1 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c @@ -0,0 +1,44 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#include "hdmi.h" + +static void hdmi_phy_8x74_powerup(struct hdmi_phy *phy, + unsigned long int pixclock) +{ + hdmi_phy_write(phy, REG_HDMI_8x74_ANA_CFG0, 0x1b); + hdmi_phy_write(phy, REG_HDMI_8x74_ANA_CFG1, 0xf2); + hdmi_phy_write(phy, REG_HDMI_8x74_BIST_CFG0, 0x0); + hdmi_phy_write(phy, REG_HDMI_8x74_BIST_PATN0, 0x0); + hdmi_phy_write(phy, REG_HDMI_8x74_BIST_PATN1, 0x0); + hdmi_phy_write(phy, REG_HDMI_8x74_BIST_PATN2, 0x0); + hdmi_phy_write(phy, REG_HDMI_8x74_BIST_PATN3, 0x0); + hdmi_phy_write(phy, REG_HDMI_8x74_PD_CTRL1, 0x20); +} + +static void hdmi_phy_8x74_powerdown(struct hdmi_phy *phy) +{ + hdmi_phy_write(phy, REG_HDMI_8x74_PD_CTRL0, 0x7f); +} + +static const char * const hdmi_phy_8x74_reg_names[] = { + "core-vdda", + "vddio", +}; + +static const char * const hdmi_phy_8x74_clk_names[] = { + "iface", "alt_iface" +}; + +const struct hdmi_phy_cfg msm_hdmi_phy_8x74_cfg = { + .type = MSM_HDMI_PHY_8x74, + .powerup = hdmi_phy_8x74_powerup, + .powerdown = hdmi_phy_8x74_powerdown, + .reg_names = hdmi_phy_8x74_reg_names, + .num_regs = ARRAY_SIZE(hdmi_phy_8x74_reg_names), + .clk_names = hdmi_phy_8x74_clk_names, + .num_clks = ARRAY_SIZE(hdmi_phy_8x74_clk_names), +}; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_pll_8960.c b/drivers/gpu/drm/msm/hdmi/hdmi_pll_8960.c new file mode 100644 index 000000000..be4b0b67e --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/hdmi_pll_8960.c @@ -0,0 +1,453 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2016, The Linux Foundation. All rights reserved. + * Copyright (C) 2013 Red Hat + * Author: Rob Clark <robdclark@gmail.com> + */ + +#include <linux/clk-provider.h> +#include <linux/delay.h> + +#include "hdmi.h" + +struct hdmi_pll_8960 { + struct platform_device *pdev; + struct clk_hw clk_hw; + void __iomem *mmio; + + unsigned long pixclk; +}; + +#define hw_clk_to_pll(x) container_of(x, struct hdmi_pll_8960, clk_hw) + +/* + * HDMI PLL: + * + * To get the parent clock setup properly, we need to plug in hdmi pll + * configuration into common-clock-framework. + */ + +struct pll_rate { + unsigned long rate; + int num_reg; + struct { + u32 val; + u32 reg; + } conf[32]; +}; + +/* NOTE: keep sorted highest freq to lowest: */ +static const struct pll_rate freqtbl[] = { + { 154000000, 14, { + { 0x08, REG_HDMI_8960_PHY_PLL_REFCLK_CFG }, + { 0x20, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG0 }, + { 0xf9, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG1 }, + { 0x02, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG0 }, + { 0x03, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG1 }, + { 0x3b, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG2 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG3 }, + { 0x86, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG4 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG5 }, + { 0x0d, REG_HDMI_8960_PHY_PLL_SDM_CFG0 }, + { 0x4d, REG_HDMI_8960_PHY_PLL_SDM_CFG1 }, + { 0x5e, REG_HDMI_8960_PHY_PLL_SDM_CFG2 }, + { 0x42, REG_HDMI_8960_PHY_PLL_SDM_CFG3 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG4 }, + } + }, + /* 1080p60/1080p50 case */ + { 148500000, 27, { + { 0x02, REG_HDMI_8960_PHY_PLL_REFCLK_CFG }, + { 0x02, REG_HDMI_8960_PHY_PLL_CHRG_PUMP_CFG }, + { 0x01, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG0 }, + { 0x33, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG1 }, + { 0x2c, REG_HDMI_8960_PHY_PLL_IDAC_ADJ_CFG }, + { 0x06, REG_HDMI_8960_PHY_PLL_I_VI_KVCO_CFG }, + { 0x0a, REG_HDMI_8960_PHY_PLL_PWRDN_B }, + { 0x76, REG_HDMI_8960_PHY_PLL_SDM_CFG0 }, + { 0x01, REG_HDMI_8960_PHY_PLL_SDM_CFG1 }, + { 0x4c, REG_HDMI_8960_PHY_PLL_SDM_CFG2 }, + { 0xc0, REG_HDMI_8960_PHY_PLL_SDM_CFG3 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG4 }, + { 0x9a, REG_HDMI_8960_PHY_PLL_SSC_CFG0 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SSC_CFG1 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SSC_CFG2 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SSC_CFG3 }, + { 0x10, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG0 }, + { 0x1a, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG1 }, + { 0x0d, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG2 }, + { 0xe6, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG0 }, + { 0x02, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG1 }, + { 0x3b, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG2 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG3 }, + { 0x86, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG4 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG5 }, + { 0x33, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG6 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG7 }, + } + }, + { 108000000, 13, { + { 0x08, REG_HDMI_8960_PHY_PLL_REFCLK_CFG }, + { 0x21, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG0 }, + { 0xf9, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG1 }, + { 0x1c, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG0 }, + { 0x02, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG1 }, + { 0x3b, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG2 }, + { 0x86, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG4 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG5 }, + { 0x49, REG_HDMI_8960_PHY_PLL_SDM_CFG0 }, + { 0x49, REG_HDMI_8960_PHY_PLL_SDM_CFG1 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG2 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG3 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG4 }, + } + }, + /* 720p60/720p50/1080i60/1080i50/1080p24/1080p30/1080p25 */ + { 74250000, 8, { + { 0x0a, REG_HDMI_8960_PHY_PLL_PWRDN_B }, + { 0x12, REG_HDMI_8960_PHY_PLL_REFCLK_CFG }, + { 0x01, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG0 }, + { 0x33, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG1 }, + { 0x76, REG_HDMI_8960_PHY_PLL_SDM_CFG0 }, + { 0xe6, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG0 }, + { 0x02, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG1 }, + { 0x3b, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG2 }, + } + }, + { 74176000, 14, { + { 0x18, REG_HDMI_8960_PHY_PLL_REFCLK_CFG }, + { 0x20, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG0 }, + { 0xf9, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG1 }, + { 0xe5, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG0 }, + { 0x02, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG1 }, + { 0x3b, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG2 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG3 }, + { 0x86, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG4 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG5 }, + { 0x0c, REG_HDMI_8960_PHY_PLL_SDM_CFG0 }, + { 0x4c, REG_HDMI_8960_PHY_PLL_SDM_CFG1 }, + { 0x7d, REG_HDMI_8960_PHY_PLL_SDM_CFG2 }, + { 0xbc, REG_HDMI_8960_PHY_PLL_SDM_CFG3 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG4 }, + } + }, + { 65000000, 14, { + { 0x18, REG_HDMI_8960_PHY_PLL_REFCLK_CFG }, + { 0x20, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG0 }, + { 0xf9, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG1 }, + { 0x8a, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG0 }, + { 0x02, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG1 }, + { 0x3b, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG2 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG3 }, + { 0x86, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG4 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG5 }, + { 0x0b, REG_HDMI_8960_PHY_PLL_SDM_CFG0 }, + { 0x4b, REG_HDMI_8960_PHY_PLL_SDM_CFG1 }, + { 0x7b, REG_HDMI_8960_PHY_PLL_SDM_CFG2 }, + { 0x09, REG_HDMI_8960_PHY_PLL_SDM_CFG3 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG4 }, + } + }, + /* 480p60/480i60 */ + { 27030000, 18, { + { 0x0a, REG_HDMI_8960_PHY_PLL_PWRDN_B }, + { 0x38, REG_HDMI_8960_PHY_PLL_REFCLK_CFG }, + { 0x02, REG_HDMI_8960_PHY_PLL_CHRG_PUMP_CFG }, + { 0x20, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG0 }, + { 0xff, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG1 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG0 }, + { 0x4e, REG_HDMI_8960_PHY_PLL_SDM_CFG1 }, + { 0xd7, REG_HDMI_8960_PHY_PLL_SDM_CFG2 }, + { 0x03, REG_HDMI_8960_PHY_PLL_SDM_CFG3 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG4 }, + { 0x2a, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG0 }, + { 0x03, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG1 }, + { 0x3b, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG2 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG3 }, + { 0x86, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG4 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG5 }, + { 0x33, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG6 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG7 }, + } + }, + /* 576p50/576i50 */ + { 27000000, 27, { + { 0x32, REG_HDMI_8960_PHY_PLL_REFCLK_CFG }, + { 0x02, REG_HDMI_8960_PHY_PLL_CHRG_PUMP_CFG }, + { 0x01, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG0 }, + { 0x33, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG1 }, + { 0x2c, REG_HDMI_8960_PHY_PLL_IDAC_ADJ_CFG }, + { 0x06, REG_HDMI_8960_PHY_PLL_I_VI_KVCO_CFG }, + { 0x0a, REG_HDMI_8960_PHY_PLL_PWRDN_B }, + { 0x7b, REG_HDMI_8960_PHY_PLL_SDM_CFG0 }, + { 0x01, REG_HDMI_8960_PHY_PLL_SDM_CFG1 }, + { 0x4c, REG_HDMI_8960_PHY_PLL_SDM_CFG2 }, + { 0xc0, REG_HDMI_8960_PHY_PLL_SDM_CFG3 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG4 }, + { 0x9a, REG_HDMI_8960_PHY_PLL_SSC_CFG0 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SSC_CFG1 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SSC_CFG2 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SSC_CFG3 }, + { 0x10, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG0 }, + { 0x1a, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG1 }, + { 0x0d, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG2 }, + { 0x2a, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG0 }, + { 0x03, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG1 }, + { 0x3b, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG2 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG3 }, + { 0x86, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG4 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG5 }, + { 0x33, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG6 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG7 }, + } + }, + /* 640x480p60 */ + { 25200000, 27, { + { 0x32, REG_HDMI_8960_PHY_PLL_REFCLK_CFG }, + { 0x02, REG_HDMI_8960_PHY_PLL_CHRG_PUMP_CFG }, + { 0x01, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG0 }, + { 0x33, REG_HDMI_8960_PHY_PLL_LOOP_FLT_CFG1 }, + { 0x2c, REG_HDMI_8960_PHY_PLL_IDAC_ADJ_CFG }, + { 0x06, REG_HDMI_8960_PHY_PLL_I_VI_KVCO_CFG }, + { 0x0a, REG_HDMI_8960_PHY_PLL_PWRDN_B }, + { 0x77, REG_HDMI_8960_PHY_PLL_SDM_CFG0 }, + { 0x4c, REG_HDMI_8960_PHY_PLL_SDM_CFG1 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG2 }, + { 0xc0, REG_HDMI_8960_PHY_PLL_SDM_CFG3 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SDM_CFG4 }, + { 0x9a, REG_HDMI_8960_PHY_PLL_SSC_CFG0 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SSC_CFG1 }, + { 0x00, REG_HDMI_8960_PHY_PLL_SSC_CFG2 }, + { 0x20, REG_HDMI_8960_PHY_PLL_SSC_CFG3 }, + { 0x10, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG0 }, + { 0x1a, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG1 }, + { 0x0d, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG2 }, + { 0xf4, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG0 }, + { 0x02, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG1 }, + { 0x3b, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG2 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG3 }, + { 0x86, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG4 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG5 }, + { 0x33, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG6 }, + { 0x00, REG_HDMI_8960_PHY_PLL_VCOCAL_CFG7 }, + } + }, +}; + +static inline void pll_write(struct hdmi_pll_8960 *pll, u32 reg, u32 data) +{ + msm_writel(data, pll->mmio + reg); +} + +static inline u32 pll_read(struct hdmi_pll_8960 *pll, u32 reg) +{ + return msm_readl(pll->mmio + reg); +} + +static inline struct hdmi_phy *pll_get_phy(struct hdmi_pll_8960 *pll) +{ + return platform_get_drvdata(pll->pdev); +} + +static int hdmi_pll_enable(struct clk_hw *hw) +{ + struct hdmi_pll_8960 *pll = hw_clk_to_pll(hw); + struct hdmi_phy *phy = pll_get_phy(pll); + int timeout_count, pll_lock_retry = 10; + unsigned int val; + + DBG(""); + + /* Assert PLL S/W reset */ + pll_write(pll, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG2, 0x8d); + pll_write(pll, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG0, 0x10); + pll_write(pll, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG1, 0x1a); + + /* Wait for a short time before de-asserting + * to allow the hardware to complete its job. + * This much of delay should be fine for hardware + * to assert and de-assert. + */ + udelay(10); + + /* De-assert PLL S/W reset */ + pll_write(pll, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG2, 0x0d); + + val = hdmi_phy_read(phy, REG_HDMI_8960_PHY_REG12); + val |= HDMI_8960_PHY_REG12_SW_RESET; + /* Assert PHY S/W reset */ + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG12, val); + val &= ~HDMI_8960_PHY_REG12_SW_RESET; + /* + * Wait for a short time before de-asserting to allow the hardware to + * complete its job. This much of delay should be fine for hardware to + * assert and de-assert. + */ + udelay(10); + /* De-assert PHY S/W reset */ + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG12, val); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG2, 0x3f); + + val = hdmi_phy_read(phy, REG_HDMI_8960_PHY_REG12); + val |= HDMI_8960_PHY_REG12_PWRDN_B; + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG12, val); + /* Wait 10 us for enabling global power for PHY */ + mb(); + udelay(10); + + val = pll_read(pll, REG_HDMI_8960_PHY_PLL_PWRDN_B); + val |= HDMI_8960_PHY_PLL_PWRDN_B_PLL_PWRDN_B; + val &= ~HDMI_8960_PHY_PLL_PWRDN_B_PD_PLL; + pll_write(pll, REG_HDMI_8960_PHY_PLL_PWRDN_B, val); + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG2, 0x80); + + timeout_count = 1000; + while (--pll_lock_retry > 0) { + /* are we there yet? */ + val = pll_read(pll, REG_HDMI_8960_PHY_PLL_STATUS0); + if (val & HDMI_8960_PHY_PLL_STATUS0_PLL_LOCK) + break; + + udelay(1); + + if (--timeout_count > 0) + continue; + + /* + * PLL has still not locked. + * Do a software reset and try again + * Assert PLL S/W reset first + */ + pll_write(pll, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG2, 0x8d); + udelay(10); + pll_write(pll, REG_HDMI_8960_PHY_PLL_LOCKDET_CFG2, 0x0d); + + /* + * Wait for a short duration for the PLL calibration + * before checking if the PLL gets locked + */ + udelay(350); + + timeout_count = 1000; + } + + return 0; +} + +static void hdmi_pll_disable(struct clk_hw *hw) +{ + struct hdmi_pll_8960 *pll = hw_clk_to_pll(hw); + struct hdmi_phy *phy = pll_get_phy(pll); + unsigned int val; + + DBG(""); + + val = hdmi_phy_read(phy, REG_HDMI_8960_PHY_REG12); + val &= ~HDMI_8960_PHY_REG12_PWRDN_B; + hdmi_phy_write(phy, REG_HDMI_8960_PHY_REG12, val); + + val = pll_read(pll, REG_HDMI_8960_PHY_PLL_PWRDN_B); + val |= HDMI_8960_PHY_REG12_SW_RESET; + val &= ~HDMI_8960_PHY_REG12_PWRDN_B; + pll_write(pll, REG_HDMI_8960_PHY_PLL_PWRDN_B, val); + /* Make sure HDMI PHY/PLL are powered down */ + mb(); +} + +static const struct pll_rate *find_rate(unsigned long rate) +{ + int i; + + for (i = 1; i < ARRAY_SIZE(freqtbl); i++) + if (rate > freqtbl[i].rate) + return &freqtbl[i - 1]; + + return &freqtbl[i - 1]; +} + +static unsigned long hdmi_pll_recalc_rate(struct clk_hw *hw, + unsigned long parent_rate) +{ + struct hdmi_pll_8960 *pll = hw_clk_to_pll(hw); + + return pll->pixclk; +} + +static long hdmi_pll_round_rate(struct clk_hw *hw, unsigned long rate, + unsigned long *parent_rate) +{ + const struct pll_rate *pll_rate = find_rate(rate); + + return pll_rate->rate; +} + +static int hdmi_pll_set_rate(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate) +{ + struct hdmi_pll_8960 *pll = hw_clk_to_pll(hw); + const struct pll_rate *pll_rate = find_rate(rate); + int i; + + DBG("rate=%lu", rate); + + for (i = 0; i < pll_rate->num_reg; i++) + pll_write(pll, pll_rate->conf[i].reg, pll_rate->conf[i].val); + + pll->pixclk = rate; + + return 0; +} + +static const struct clk_ops hdmi_pll_ops = { + .enable = hdmi_pll_enable, + .disable = hdmi_pll_disable, + .recalc_rate = hdmi_pll_recalc_rate, + .round_rate = hdmi_pll_round_rate, + .set_rate = hdmi_pll_set_rate, +}; + +static const char * const hdmi_pll_parents[] = { + "pxo", +}; + +static struct clk_init_data pll_init = { + .name = "hdmi_pll", + .ops = &hdmi_pll_ops, + .parent_names = hdmi_pll_parents, + .num_parents = ARRAY_SIZE(hdmi_pll_parents), + .flags = CLK_IGNORE_UNUSED, +}; + +int msm_hdmi_pll_8960_init(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct hdmi_pll_8960 *pll; + struct clk *clk; + int i; + + /* sanity check: */ + for (i = 0; i < (ARRAY_SIZE(freqtbl) - 1); i++) + if (WARN_ON(freqtbl[i].rate < freqtbl[i + 1].rate)) + return -EINVAL; + + pll = devm_kzalloc(dev, sizeof(*pll), GFP_KERNEL); + if (!pll) + return -ENOMEM; + + pll->mmio = msm_ioremap(pdev, "hdmi_pll"); + if (IS_ERR(pll->mmio)) { + DRM_DEV_ERROR(dev, "failed to map pll base\n"); + return -ENOMEM; + } + + pll->pdev = pdev; + pll->clk_hw.init = &pll_init; + + clk = devm_clk_register(dev, &pll->clk_hw); + if (IS_ERR(clk)) { + DRM_DEV_ERROR(dev, "failed to register pll clock\n"); + return -EINVAL; + } + + return 0; +} diff --git a/drivers/gpu/drm/msm/hdmi/qfprom.xml.h b/drivers/gpu/drm/msm/hdmi/qfprom.xml.h new file mode 100644 index 000000000..3edc698c4 --- /dev/null +++ b/drivers/gpu/drm/msm/hdmi/qfprom.xml.h @@ -0,0 +1,61 @@ +#ifndef QFPROM_XML +#define QFPROM_XML + +/* Autogenerated file, DO NOT EDIT manually! + +This file was generated by the rules-ng-ng headergen tool in this git repository: +http://github.com/freedreno/envytools/ +git clone https://github.com/freedreno/envytools.git + +The rules-ng-ng source files this header was generated from are: +- /home/robclark/tmp/mesa/src/freedreno/registers/msm.xml ( 944 bytes, from 2022-03-03 01:18:13) +- /home/robclark/tmp/mesa/src/freedreno/registers/freedreno_copyright.xml ( 1572 bytes, from 2020-12-31 19:26:32) +- /home/robclark/tmp/mesa/src/freedreno/registers/mdp/mdp4.xml ( 20912 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/mdp/mdp_common.xml ( 2849 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/mdp/mdp5.xml ( 37461 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi.xml ( 17560 bytes, from 2021-09-16 22:37:02) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_v2.xml ( 3236 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_28nm_8960.xml ( 4935 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_28nm.xml ( 7004 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_20nm.xml ( 3712 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_14nm.xml ( 5381 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_10nm.xml ( 4499 bytes, from 2021-07-22 15:21:56) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/dsi_phy_7nm.xml ( 11007 bytes, from 2022-03-03 01:18:13) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/sfpb.xml ( 602 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/dsi/mmss_cc.xml ( 1686 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/hdmi/qfprom.xml ( 600 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/hdmi/hdmi.xml ( 41874 bytes, from 2021-01-30 18:25:22) +- /home/robclark/tmp/mesa/src/freedreno/registers/edp/edp.xml ( 10416 bytes, from 2021-01-30 18:25:22) + +Copyright (C) 2013-2021 by the following authors: +- Rob Clark <robdclark@gmail.com> (robclark) +- Ilia Mirkin <imirkin@alum.mit.edu> (imirkin) + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice (including the +next paragraph) shall be included in all copies or substantial +portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + + +#define REG_QFPROM_CONFIG_ROW0_LSB 0x00000238 +#define QFPROM_CONFIG_ROW0_LSB_HDMI_DISABLE 0x00200000 +#define QFPROM_CONFIG_ROW0_LSB_HDCP_DISABLE 0x00400000 + + +#endif /* QFPROM_XML */ |