diff options
Diffstat (limited to 'drivers/gpu/drm/msm/hdmi')
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi.c | 83 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi.h | 19 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_audio.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_bridge.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_connector.c | 56 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_i2c.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy_8960.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy_8996.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy_8x60.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/hdmi/hdmi_pll_8960.c | 15 |
13 files changed, 71 insertions, 216 deletions
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c index e247d6942a49..1a9b6289637d 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c @@ -1,19 +1,8 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2014 The Linux Foundation. All rights reserved. * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/of_irq.h> @@ -338,7 +327,9 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi, goto fail; } - encoder->bridge = hdmi->bridge; + ret = drm_bridge_attach(encoder, hdmi->bridge, NULL); + if (ret) + goto fail; priv->bridges[priv->num_bridges++] = hdmi->bridge; priv->connectors[priv->num_connectors++] = hdmi->connector; @@ -436,38 +427,6 @@ static const struct { { "qcom,hdmi-tx-mux-lpm", true, 1, "HDMI_MUX_LPM" }, }; -static int msm_hdmi_get_gpio(struct device_node *of_node, const char *name) -{ - int gpio; - - /* try with the gpio names as in the table (downstream bindings) */ - gpio = of_get_named_gpio(of_node, name, 0); - if (gpio < 0) { - char name2[32]; - - /* try with the gpio names as in the upstream bindings */ - snprintf(name2, sizeof(name2), "%s-gpios", name); - gpio = of_get_named_gpio(of_node, name2, 0); - if (gpio < 0) { - char name3[32]; - - /* - * try again after stripping out the "qcom,hdmi-tx" - * prefix. This is mainly to match "hpd-gpios" used - * in the upstream bindings - */ - if (sscanf(name2, "qcom,hdmi-tx-%s", name3)) - gpio = of_get_named_gpio(of_node, name3, 0); - } - - if (gpio < 0) { - DBG("failed to get gpio: %s (%d)", name, gpio); - gpio = -1; - } - } - return gpio; -} - /* * HDMI audio codec callbacks */ @@ -593,11 +552,39 @@ static int msm_hdmi_bind(struct device *dev, struct device *master, void *data) hdmi_cfg->qfprom_mmio_name = "qfprom_physical"; for (i = 0; i < HDMI_MAX_NUM_GPIO; i++) { - hdmi_cfg->gpios[i].num = msm_hdmi_get_gpio(of_node, - msm_hdmi_gpio_pdata[i].name); + const char *name = msm_hdmi_gpio_pdata[i].name; + struct gpio_desc *gpiod; + + /* + * We are fetching the GPIO lines "as is" since the connector + * code is enabling and disabling the lines. Until that point + * the power-on default value will be kept. + */ + gpiod = devm_gpiod_get_optional(dev, name, GPIOD_ASIS); + /* This will catch e.g. -PROBE_DEFER */ + if (IS_ERR(gpiod)) + return PTR_ERR(gpiod); + if (!gpiod) { + /* Try a second time, stripping down the name */ + char name3[32]; + + /* + * Try again after stripping out the "qcom,hdmi-tx" + * prefix. This is mainly to match "hpd-gpios" used + * in the upstream bindings. + */ + if (sscanf(name, "qcom,hdmi-tx-%s", name3)) + gpiod = devm_gpiod_get_optional(dev, name3, GPIOD_ASIS); + if (IS_ERR(gpiod)) + return PTR_ERR(gpiod); + if (!gpiod) + DBG("failed to get gpio: %s", name); + } + hdmi_cfg->gpios[i].gpiod = gpiod; + if (gpiod) + gpiod_set_consumer_name(gpiod, msm_hdmi_gpio_pdata[i].label); hdmi_cfg->gpios[i].output = msm_hdmi_gpio_pdata[i].output; hdmi_cfg->gpios[i].value = msm_hdmi_gpio_pdata[i].value; - hdmi_cfg->gpios[i].label = msm_hdmi_gpio_pdata[i].label; } dev->platform_data = hdmi_cfg; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.h b/drivers/gpu/drm/msm/hdmi/hdmi.h index 5c5df6ab2a57..d0b84f0abee1 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.h +++ b/drivers/gpu/drm/msm/hdmi/hdmi.h @@ -1,18 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __HDMI_CONNECTOR_H__ @@ -22,8 +11,11 @@ #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" @@ -33,10 +25,9 @@ struct hdmi_phy; struct hdmi_platform_config; struct hdmi_gpio_data { - int num; + struct gpio_desc *gpiod; bool output; int value; - const char *label; }; struct hdmi_audio { diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_audio.c b/drivers/gpu/drm/msm/hdmi/hdmi_audio.c index 9c34b91ae329..4c2058c4adc1 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_audio.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_audio.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/hdmi.h> diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c index 03197b8959ba..ba81338a9bf8 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c @@ -1,20 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ +#include <linux/delay.h> + #include "hdmi.h" struct hdmi_bridge { diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c index a6eeab2c4dc3..839822d894d0 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_connector.c @@ -1,21 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ -#include <linux/gpio.h> +#include <linux/delay.h> +#include <linux/gpio/consumer.h> #include <linux/pinctrl/consumer.h> #include "msm_kms.h" @@ -79,30 +69,21 @@ static void msm_hdmi_phy_reset(struct hdmi *hdmi) static int gpio_config(struct hdmi *hdmi, bool on) { - struct device *dev = &hdmi->pdev->dev; const struct hdmi_platform_config *config = hdmi->config; - int ret, i; + int i; if (on) { for (i = 0; i < HDMI_MAX_NUM_GPIO; i++) { struct hdmi_gpio_data gpio = config->gpios[i]; - if (gpio.num != -1) { - ret = gpio_request(gpio.num, gpio.label); - if (ret) { - DRM_DEV_ERROR(dev, - "'%s'(%d) gpio_request failed: %d\n", - gpio.label, gpio.num, ret); - goto err; - } - + if (gpio.gpiod) { if (gpio.output) { - gpio_direction_output(gpio.num, - gpio.value); + gpiod_direction_output(gpio.gpiod, + gpio.value); } else { - gpio_direction_input(gpio.num); - gpio_set_value_cansleep(gpio.num, - gpio.value); + gpiod_direction_input(gpio.gpiod); + gpiod_set_value_cansleep(gpio.gpiod, + gpio.value); } } } @@ -112,29 +93,20 @@ static int gpio_config(struct hdmi *hdmi, bool on) for (i = 0; i < HDMI_MAX_NUM_GPIO; i++) { struct hdmi_gpio_data gpio = config->gpios[i]; - if (gpio.num == -1) + if (!gpio.gpiod) continue; if (gpio.output) { int value = gpio.value ? 0 : 1; - gpio_set_value_cansleep(gpio.num, value); + gpiod_set_value_cansleep(gpio.gpiod, value); } - - gpio_free(gpio.num); }; DBG("gpio off"); } return 0; -err: - while (i--) { - if (config->gpios[i].num != -1) - gpio_free(config->gpios[i].num); - } - - return ret; } static void enable_hpd_clocks(struct hdmi *hdmi, bool enable) @@ -322,7 +294,7 @@ static enum drm_connector_status detect_gpio(struct hdmi *hdmi) const struct hdmi_platform_config *config = hdmi->config; struct hdmi_gpio_data hpd_gpio = config->gpios[HPD_GPIO_INDEX]; - return gpio_get_value(hpd_gpio.num) ? + return gpiod_get_value(hpd_gpio.gpiod) ? connector_status_connected : connector_status_disconnected; } @@ -341,7 +313,7 @@ static enum drm_connector_status hdmi_connector_detect( * some platforms may not have hpd gpio. Rely only on the status * provided by REG_HDMI_HPD_INT_STATUS in this case. */ - if (hpd_gpio.num == -1) + if (!hpd_gpio.gpiod) return detect_reg(hdmi); do { diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c b/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c index 3656155e3793..e7748461cffc 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_hdcp.c @@ -1,14 +1,5 @@ +// SPDX-License-Identifier: GPL-2.0-only /* Copyright (c) 2010-2015, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * */ #include "hdmi.h" diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_i2c.c b/drivers/gpu/drm/msm/hdmi/hdmi_i2c.c index 25d2fe2c60e8..de182c004843 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_i2c.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_i2c.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #include "hdmi.h" diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy.c index 1f4331ed69bd..1697e61f9c2f 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_phy.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy.c @@ -1,14 +1,6 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/of_device.h> diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8960.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8960.c index 0980da8ec966..cf90a0c1f822 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8960.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8960.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #include "hdmi.h" diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8996.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8996.c index 318708f26731..a8f3b2cbfdc5 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8996.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8996.c @@ -1,17 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/clk-provider.h> +#include <linux/delay.h> #include "hdmi.h" diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x60.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x60.c index a68eea4153fc..95f2928cb2cb 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x60.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x60.c @@ -1,20 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ +#include <linux/delay.h> + #include "hdmi.h" static void hdmi_phy_8x60_powerup(struct hdmi_phy *phy, diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c index 4a8b8468586a..a2a6940e195a 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c @@ -1,18 +1,7 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #include "hdmi.h" diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_pll_8960.c b/drivers/gpu/drm/msm/hdmi/hdmi_pll_8960.c index c6dae6e437f9..562dfac67792 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_pll_8960.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_pll_8960.c @@ -1,22 +1,13 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2016, The Linux Foundation. All rights reserved. * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #include <linux/clk-provider.h> +#include <linux/delay.h> + #include "hdmi.h" struct hdmi_pll_8960 { |