diff options
36 files changed, 1952 insertions, 200 deletions
diff --git a/Documentation/devicetree/bindings/display/panel/boe,tv080wum-nl0.txt b/Documentation/devicetree/bindings/display/panel/boe,tv080wum-nl0.txt new file mode 100644 index 000000000000..50be5e2438b2 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/boe,tv080wum-nl0.txt @@ -0,0 +1,7 @@ +Boe Corporation 8.0" WUXGA TFT LCD panel + +Required properties: +- compatible: should be "boe,tv080wum-nl0" + +This binding is compatible with the simple-panel binding, which is specified +in simple-panel.txt in this directory. diff --git a/Documentation/devicetree/bindings/display/panel/innolux,g121x1-l03.txt b/Documentation/devicetree/bindings/display/panel/innolux,g121x1-l03.txt new file mode 100644 index 000000000000..649744620ae1 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/innolux,g121x1-l03.txt @@ -0,0 +1,7 @@ +Innolux Corporation 12.1" G121X1-L03 XGA (1024x768) TFT LCD panel + +Required properties: +- compatible: should be "innolux,g121x1-l03" + +This binding is compatible with the simple-panel binding, which is specified +in simple-panel.txt in this directory. diff --git a/Documentation/devicetree/bindings/display/panel/kyo,tcg121xglp.txt b/Documentation/devicetree/bindings/display/panel/kyo,tcg121xglp.txt new file mode 100644 index 000000000000..a8e940fe731e --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/kyo,tcg121xglp.txt @@ -0,0 +1,7 @@ +Kyocera Corporation 12.1" XGA (1024x768) TFT LCD panel + +Required properties: +- compatible: should be "kyo,tcg121xglp" + +This binding is compatible with the simple-panel binding, which is specified +in simple-panel.txt in this directory. diff --git a/Documentation/devicetree/bindings/display/panel/panasonic,vvx10f034n00.txt b/Documentation/devicetree/bindings/display/panel/panasonic,vvx10f034n00.txt new file mode 100644 index 000000000000..37dedf6a6702 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/panasonic,vvx10f034n00.txt @@ -0,0 +1,20 @@ +Panasonic 10" WUXGA TFT LCD panel + +Required properties: +- compatible: should be "panasonic,vvx10f034n00" +- reg: DSI virtual channel of the peripheral +- power-supply: phandle of the regulator that provides the supply voltage + +Optional properties: +- backlight: phandle of the backlight device attached to the panel + +Example: + + mdss_dsi@fd922800 { + panel@0 { + compatible = "panasonic,vvx10f034n00"; + reg = <0>; + power-supply = <&vreg_vsp>; + backlight = <&lp8566_wled>; + }; + }; diff --git a/Documentation/devicetree/bindings/display/panel/qiaodian,qd43003c0-40.txt b/Documentation/devicetree/bindings/display/panel/qiaodian,qd43003c0-40.txt new file mode 100644 index 000000000000..0fbdab89ac3d --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/qiaodian,qd43003c0-40.txt @@ -0,0 +1,7 @@ +QiaoDian XianShi Corporation 4"3 TFT LCD panel + +Required properties: +- compatible: should be "qiaodian,qd43003c0-40" + +This binding is compatible with the simple-panel binding, which is specified +in simple-panel.txt in this directory. diff --git a/Documentation/devicetree/bindings/display/panel/sharp,ls043t1le01.txt b/Documentation/devicetree/bindings/display/panel/sharp,ls043t1le01.txt new file mode 100644 index 000000000000..3770a111968b --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/sharp,ls043t1le01.txt @@ -0,0 +1,22 @@ +Sharp Microelectronics 4.3" qHD TFT LCD panel + +Required properties: +- compatible: should be "sharp,ls043t1le01-qhd" +- reg: DSI virtual channel of the peripheral +- power-supply: phandle of the regulator that provides the supply voltage + +Optional properties: +- backlight: phandle of the backlight device attached to the panel +- reset-gpios: a GPIO spec for the reset pin + +Example: + + mdss_dsi@fd922800 { + panel@0 { + compatible = "sharp,ls043t1le01-qhd"; + reg = <0>; + avdd-supply = <&pm8941_l22>; + backlight = <&pm8941_wled>; + reset-gpios = <&pm8941_gpios 19 GPIO_ACTIVE_HIGH>; + }; + }; diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index 55df1d444e9f..6b0fc4ff3c47 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -33,6 +33,7 @@ auo AU Optronics Corporation avago Avago Technologies avic Shanghai AVIC Optoelectronics Co., Ltd. axis Axis Communications AB +boe BOE Technology Group Co., Ltd. bosch Bosch Sensortec GmbH boundary Boundary Devices Inc. brcm Broadcom Corporation @@ -123,6 +124,7 @@ jedec JEDEC Solid State Technology Association karo Ka-Ro electronics GmbH keymile Keymile GmbH kinetic Kinetic Technologies +kyo Kyocera Corporation lacie LaCie lantiq Lantiq Semiconductor lenovo Lenovo Group Ltd. @@ -180,6 +182,7 @@ qca Qualcomm Atheros, Inc. qcom Qualcomm Technologies, Inc qemu QEMU, a generic and open source machine emulator and virtualizer qi Qi Hardware +qiaodian QiaoDian XianShi Corporation qnap QNAP Systems, Inc. radxa Radxa raidsonic RaidSonic Technology GmbH diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index 6dddd392aa42..27e2022de89d 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -22,7 +22,6 @@ config DRM_DW_HDMI_AHB_AUDIO Designware HDMI block. This is used in conjunction with the i.MX6 HDMI driver. - config DRM_NXP_PTN3460 tristate "NXP PTN3460 DP/LVDS bridge" depends on OF diff --git a/drivers/gpu/drm/bridge/Makefile b/drivers/gpu/drm/bridge/Makefile index d4e28beec30e..f13c33d67c03 100644 --- a/drivers/gpu/drm/bridge/Makefile +++ b/drivers/gpu/drm/bridge/Makefile @@ -1,6 +1,6 @@ ccflags-y := -Iinclude/drm -obj-$(CONFIG_DRM_DW_HDMI) += dw_hdmi.o -obj-$(CONFIG_DRM_DW_HDMI_AHB_AUDIO) += dw_hdmi-ahb-audio.o +obj-$(CONFIG_DRM_DW_HDMI) += dw-hdmi.o +obj-$(CONFIG_DRM_DW_HDMI_AHB_AUDIO) += dw-hdmi-ahb-audio.o obj-$(CONFIG_DRM_NXP_PTN3460) += nxp-ptn3460.o obj-$(CONFIG_DRM_PARADE_PS8622) += parade-ps8622.o diff --git a/drivers/gpu/drm/bridge/dw_hdmi-ahb-audio.c b/drivers/gpu/drm/bridge/dw-hdmi-ahb-audio.c index 59f630f1c61a..122bb015f4a9 100644 --- a/drivers/gpu/drm/bridge/dw_hdmi-ahb-audio.c +++ b/drivers/gpu/drm/bridge/dw-hdmi-ahb-audio.c @@ -21,7 +21,7 @@ #include <sound/pcm_drm_eld.h> #include <sound/pcm_iec958.h> -#include "dw_hdmi-audio.h" +#include "dw-hdmi-audio.h" #define DRIVER_NAME "dw-hdmi-ahb-audio" diff --git a/drivers/gpu/drm/bridge/dw_hdmi-audio.h b/drivers/gpu/drm/bridge/dw-hdmi-audio.h index 91f631beecc7..91f631beecc7 100644 --- a/drivers/gpu/drm/bridge/dw_hdmi-audio.h +++ b/drivers/gpu/drm/bridge/dw-hdmi-audio.h diff --git a/drivers/gpu/drm/bridge/dw_hdmi.c b/drivers/gpu/drm/bridge/dw-hdmi.c index 210d8df0e5f4..77cafa9aa41c 100644 --- a/drivers/gpu/drm/bridge/dw_hdmi.c +++ b/drivers/gpu/drm/bridge/dw-hdmi.c @@ -27,8 +27,8 @@ #include <drm/drm_encoder_slave.h> #include <drm/bridge/dw_hdmi.h> -#include "dw_hdmi.h" -#include "dw_hdmi-audio.h" +#include "dw-hdmi.h" +#include "dw-hdmi-audio.h" #define HDMI_EDID_LEN 512 diff --git a/drivers/gpu/drm/bridge/dw_hdmi.h b/drivers/gpu/drm/bridge/dw-hdmi.h index fc9a560429d6..fc9a560429d6 100644 --- a/drivers/gpu/drm/bridge/dw_hdmi.h +++ b/drivers/gpu/drm/bridge/dw-hdmi.h diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c index 2d5ca8eec13a..6e6a9c58d404 100644 --- a/drivers/gpu/drm/drm_mipi_dsi.c +++ b/drivers/gpu/drm/drm_mipi_dsi.c @@ -365,6 +365,44 @@ int mipi_dsi_create_packet(struct mipi_dsi_packet *packet, } EXPORT_SYMBOL(mipi_dsi_create_packet); +/** + * mipi_dsi_shutdown_peripheral() - sends a Shutdown Peripheral command + * @dsi: DSI peripheral device + * + * Return: 0 on success or a negative error code on failure. + */ +int mipi_dsi_shutdown_peripheral(struct mipi_dsi_device *dsi) +{ + struct mipi_dsi_msg msg = { + .channel = dsi->channel, + .type = MIPI_DSI_SHUTDOWN_PERIPHERAL, + .tx_buf = (u8 [2]) { 0, 0 }, + .tx_len = 2, + }; + + return mipi_dsi_device_transfer(dsi, &msg); +} +EXPORT_SYMBOL(mipi_dsi_shutdown_peripheral); + +/** + * mipi_dsi_turn_on_peripheral() - sends a Turn On Peripheral command + * @dsi: DSI peripheral device + * + * Return: 0 on success or a negative error code on failure. + */ +int mipi_dsi_turn_on_peripheral(struct mipi_dsi_device *dsi) +{ + struct mipi_dsi_msg msg = { + .channel = dsi->channel, + .type = MIPI_DSI_TURN_ON_PERIPHERAL, + .tx_buf = (u8 [2]) { 0, 0 }, + .tx_len = 2, + }; + + return mipi_dsi_device_transfer(dsi, &msg); +} +EXPORT_SYMBOL(mipi_dsi_turn_on_peripheral); + /* * mipi_dsi_set_maximum_return_packet_size() - specify the maximum size of the * the payload in a long packet transmitted from the peripheral back to the diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 7d4704b1292b..1500ab99f548 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -31,6 +31,16 @@ config DRM_PANEL_LG_LG4573 Say Y here if you want to enable support for LG4573 RGB panel. To compile this driver as a module, choose M here. +config DRM_PANEL_PANASONIC_VVX10F034N00 + tristate "Panasonic VVX10F034N00 1920x1200 video mode panel" + depends on OF + depends on DRM_MIPI_DSI + depends on BACKLIGHT_CLASS_DEVICE + help + Say Y here if you want to enable support for Panasonic VVX10F034N00 + WUXGA (1920x1200) Novatek NT1397-based DSI panel as found in some + Xperia Z2 tablets + config DRM_PANEL_SAMSUNG_S6E8AA0 tristate "Samsung S6E8AA0 DSI video mode panel" depends on OF @@ -51,4 +61,13 @@ config DRM_PANEL_SHARP_LQ101R1SX01 To compile this driver as a module, choose M here: the module will be called panel-sharp-lq101r1sx01. +config DRM_PANEL_SHARP_LS043T1LE01 + tristate "Sharp LS043T1LE01 qHD video mode panel" + depends on OF + depends on DRM_MIPI_DSI + depends on BACKLIGHT_CLASS_DEVICE + help + Say Y here if you want to enable support for Sharp LS043T1LE01 qHD + (540x960) DSI panel as found on the Qualcomm APQ8074 Dragonboard + endmenu diff --git a/drivers/gpu/drm/panel/Makefile b/drivers/gpu/drm/panel/Makefile index d0f016dd7ddb..f277eed933d6 100644 --- a/drivers/gpu/drm/panel/Makefile +++ b/drivers/gpu/drm/panel/Makefile @@ -1,5 +1,7 @@ obj-$(CONFIG_DRM_PANEL_SIMPLE) += panel-simple.o obj-$(CONFIG_DRM_PANEL_LG_LG4573) += panel-lg-lg4573.o +obj-$(CONFIG_DRM_PANEL_PANASONIC_VVX10F034N00) += panel-panasonic-vvx10f034n00.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_LD9040) += panel-samsung-ld9040.o obj-$(CONFIG_DRM_PANEL_SAMSUNG_S6E8AA0) += panel-samsung-s6e8aa0.o obj-$(CONFIG_DRM_PANEL_SHARP_LQ101R1SX01) += panel-sharp-lq101r1sx01.o +obj-$(CONFIG_DRM_PANEL_SHARP_LS043T1LE01) += panel-sharp-ls043t1le01.o diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c new file mode 100644 index 000000000000..7f915f706fa6 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c @@ -0,0 +1,334 @@ +/* + * Copyright (C) 2015 Red Hat + * Copyright (C) 2015 Sony Mobile Communications Inc. + * Author: Werner Johansson <[email protected]> + * + * Based on AUO panel driver by 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/backlight.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/regulator/consumer.h> + +#include <drm/drmP.h> +#include <drm/drm_crtc.h> +#include <drm/drm_mipi_dsi.h> +#include <drm/drm_panel.h> + +#include <video/mipi_display.h> + +/* + * When power is turned off to this panel a minimum off time of 500ms has to be + * observed before powering back on as there's no external reset pin. Keep + * track of earliest wakeup time and delay subsequent prepare call accordingly + */ +#define MIN_POFF_MS (500) + +struct wuxga_nt_panel { + struct drm_panel base; + struct mipi_dsi_device *dsi; + + struct backlight_device *backlight; + struct regulator *supply; + + bool prepared; + bool enabled; + + ktime_t earliest_wake; + + const struct drm_display_mode *mode; +}; + +static inline struct wuxga_nt_panel *to_wuxga_nt_panel(struct drm_panel *panel) +{ + return container_of(panel, struct wuxga_nt_panel, base); +} + +static int wuxga_nt_panel_on(struct wuxga_nt_panel *wuxga_nt) +{ + struct mipi_dsi_device *dsi = wuxga_nt->dsi; + int ret; + + ret = mipi_dsi_turn_on_peripheral(dsi); + if (ret < 0) + return ret; + + return 0; +} + +static int wuxga_nt_panel_disable(struct drm_panel *panel) +{ + struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel); + + if (!wuxga_nt->enabled) + return 0; + + mipi_dsi_shutdown_peripheral(wuxga_nt->dsi); + + if (wuxga_nt->backlight) { + wuxga_nt->backlight->props.power = FB_BLANK_POWERDOWN; + wuxga_nt->backlight->props.state |= BL_CORE_FBBLANK; + backlight_update_status(wuxga_nt->backlight); + } + + wuxga_nt->enabled = false; + + return 0; +} + +static int wuxga_nt_panel_unprepare(struct drm_panel *panel) +{ + struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel); + + if (!wuxga_nt->prepared) + return 0; + + regulator_disable(wuxga_nt->supply); + wuxga_nt->earliest_wake = ktime_add_ms(ktime_get_real(), MIN_POFF_MS); + wuxga_nt->prepared = false; + + return 0; +} + +static int wuxga_nt_panel_prepare(struct drm_panel *panel) +{ + struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel); + int ret; + s64 enablewait; + + if (wuxga_nt->prepared) + return 0; + + /* + * If the user re-enabled the panel before the required off-time then + * we need to wait the remaining period before re-enabling regulator + */ + enablewait = ktime_ms_delta(wuxga_nt->earliest_wake, ktime_get_real()); + + /* Sanity check, this should never happen */ + if (enablewait > MIN_POFF_MS) + enablewait = MIN_POFF_MS; + + if (enablewait > 0) + msleep(enablewait); + + ret = regulator_enable(wuxga_nt->supply); + if (ret < 0) + return ret; + + /* + * A minimum delay of 250ms is required after power-up until commands + * can be sent + */ + msleep(250); + + ret = wuxga_nt_panel_on(wuxga_nt); + if (ret < 0) { + dev_err(panel->dev, "failed to set panel on: %d\n", ret); + goto poweroff; + } + + wuxga_nt->prepared = true; + + return 0; + +poweroff: + regulator_disable(wuxga_nt->supply); + + return ret; +} + +static int wuxga_nt_panel_enable(struct drm_panel *panel) +{ + struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel); + + if (wuxga_nt->enabled) + return 0; + + if (wuxga_nt->backlight) { + wuxga_nt->backlight->props.power = FB_BLANK_UNBLANK; + wuxga_nt->backlight->props.state &= ~BL_CORE_FBBLANK; + backlight_update_status(wuxga_nt->backlight); + } + + wuxga_nt->enabled = true; + + return 0; +} + +static const struct drm_display_mode default_mode = { + .clock = 164402, + .hdisplay = 1920, + .hsync_start = 1920 + 152, + .hsync_end = 1920 + 152 + 52, + .htotal = 1920 + 152 + 52 + 20, + .vdisplay = 1200, + .vsync_start = 1200 + 24, + .vsync_end = 1200 + 24 + 6, + .vtotal = 1200 + 24 + 6 + 48, + .vrefresh = 60, +}; + +static int wuxga_nt_panel_get_modes(struct drm_panel *panel) +{ + struct drm_display_mode *mode; + + mode = drm_mode_duplicate(panel->drm, &default_mode); + if (!mode) { + dev_err(panel->drm->dev, "failed to add mode %ux%ux@%u\n", + default_mode.hdisplay, default_mode.vdisplay, + default_mode.vrefresh); + return -ENOMEM; + } + + drm_mode_set_name(mode); + + drm_mode_probed_add(panel->connector, mode); + + panel->connector->display_info.width_mm = 217; + panel->connector->display_info.height_mm = 136; + + return 1; +} + +static const struct drm_panel_funcs wuxga_nt_panel_funcs = { + .disable = wuxga_nt_panel_disable, + .unprepare = wuxga_nt_panel_unprepare, + .prepare = wuxga_nt_panel_prepare, + .enable = wuxga_nt_panel_enable, + .get_modes = wuxga_nt_panel_get_modes, +}; + +static const struct of_device_id wuxga_nt_of_match[] = { + { .compatible = "panasonic,vvx10f034n00", }, + { } +}; +MODULE_DEVICE_TABLE(of, wuxga_nt_of_match); + +static int wuxga_nt_panel_add(struct wuxga_nt_panel *wuxga_nt) +{ + struct device *dev = &wuxga_nt->dsi->dev; + struct device_node *np; + int ret; + + wuxga_nt->mode = &default_mode; + + wuxga_nt->supply = devm_regulator_get(dev, "power"); + if (IS_ERR(wuxga_nt->supply)) + return PTR_ERR(wuxga_nt->supply); + + np = of_parse_phandle(dev->of_node, "backlight", 0); + if (np) { + wuxga_nt->backlight = of_find_backlight_by_node(np); + of_node_put(np); + + if (!wuxga_nt->backlight) + return -EPROBE_DEFER; + } + + drm_panel_init(&wuxga_nt->base); + wuxga_nt->base.funcs = &wuxga_nt_panel_funcs; + wuxga_nt->base.dev = &wuxga_nt->dsi->dev; + + ret = drm_panel_add(&wuxga_nt->base); + if (ret < 0) + goto put_backlight; + + return 0; + +put_backlight: + if (wuxga_nt->backlight) + put_device(&wuxga_nt->backlight->dev); + + return ret; +} + +static void wuxga_nt_panel_del(struct wuxga_nt_panel *wuxga_nt) +{ + if (wuxga_nt->base.dev) + drm_panel_remove(&wuxga_nt->base); + + if (wuxga_nt->backlight) + put_device(&wuxga_nt->backlight->dev); +} + +static int wuxga_nt_panel_probe(struct mipi_dsi_device *dsi) +{ + struct wuxga_nt_panel *wuxga_nt; + int ret; + + dsi->lanes = 4; + dsi->format = MIPI_DSI_FMT_RGB888; + dsi->mode_flags = MIPI_DSI_MODE_VIDEO | + MIPI_DSI_MODE_VIDEO_HSE | + MIPI_DSI_CLOCK_NON_CONTINUOUS | + MIPI_DSI_MODE_LPM; + + wuxga_nt = devm_kzalloc(&dsi->dev, sizeof(*wuxga_nt), GFP_KERNEL); + if (!wuxga_nt) + return -ENOMEM; + + mipi_dsi_set_drvdata(dsi, wuxga_nt); + + wuxga_nt->dsi = dsi; + + ret = wuxga_nt_panel_add(wuxga_nt); + if (ret < 0) + return ret; + + return mipi_dsi_attach(dsi); +} + +static int wuxga_nt_panel_remove(struct mipi_dsi_device *dsi) +{ + struct wuxga_nt_panel *wuxga_nt = mipi_dsi_get_drvdata(dsi); + int ret; + + ret = wuxga_nt_panel_disable(&wuxga_nt->base); + if (ret < 0) + dev_err(&dsi->dev, "failed to disable panel: %d\n", ret); + + ret = mipi_dsi_detach(dsi); + if (ret < 0) + dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", ret); + + drm_panel_detach(&wuxga_nt->base); + wuxga_nt_panel_del(wuxga_nt); + + return 0; +} + +static void wuxga_nt_panel_shutdown(struct mipi_dsi_device *dsi) +{ + struct wuxga_nt_panel *wuxga_nt = mipi_dsi_get_drvdata(dsi); + + wuxga_nt_panel_disable(&wuxga_nt->base); +} + +static struct mipi_dsi_driver wuxga_nt_panel_driver = { + .driver = { + .name = "panel-panasonic-vvx10f034n00", + .of_match_table = wuxga_nt_of_match, + }, + .probe = wuxga_nt_panel_probe, + .remove = wuxga_nt_panel_remove, + .shutdown = wuxga_nt_panel_shutdown, +}; +module_mipi_dsi_driver(wuxga_nt_panel_driver); + +MODULE_AUTHOR("Werner Johansson <[email protected]>"); +MODULE_DESCRIPTION("Panasonic VVX10F034N00 Novatek NT1397-based WUXGA (1920x1200) video mode panel driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c new file mode 100644 index 000000000000..3aeb0bda4947 --- /dev/null +++ b/drivers/gpu/drm/panel/panel-sharp-ls043t1le01.c @@ -0,0 +1,387 @@ +/* + * Copyright (C) 2015 Red Hat + * Copyright (C) 2015 Sony Mobile Communications Inc. + * Author: Werner Johansson <[email protected]> + * + * Based on AUO panel driver by 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/backlight.h> +#include <linux/gpio/consumer.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/regulator/consumer.h> + +#include <drm/drmP.h> +#include <drm/drm_crtc.h> +#include <drm/drm_mipi_dsi.h> +#include <drm/drm_panel.h> + +#include <video/mipi_display.h> + +struct sharp_nt_panel { + struct drm_panel base; + struct mipi_dsi_device *dsi; + + struct backlight_device *backlight; + struct regulator *supply; + struct gpio_desc *reset_gpio; + + bool prepared; + bool enabled; + + const struct drm_display_mode *mode; +}; + +static inline struct sharp_nt_panel *to_sharp_nt_panel(struct drm_panel *panel) +{ + return container_of(panel, struct sharp_nt_panel, base); +} + +static int sharp_nt_panel_init(struct sharp_nt_panel *sharp_nt) +{ + struct mipi_dsi_device *dsi = sharp_nt->dsi; + int ret; + + dsi->mode_flags |= MIPI_DSI_MODE_LPM; + + ret = mipi_dsi_dcs_exit_sleep_mode(dsi); + if (ret < 0) + return ret; + + msleep(120); + + /* Novatek two-lane operation */ + ret = mipi_dsi_dcs_write(dsi, 0xae, (u8[]){ 0x03 }, 1); + if (ret < 0) + return ret; + + /* Set both MCU and RGB I/F to 24bpp */ + ret = mipi_dsi_dcs_set_pixel_format(dsi, MIPI_DCS_PIXEL_FMT_24BIT | + (MIPI_DCS_PIXEL_FMT_24BIT << 4)); + if (ret < 0) + return ret; + + return 0; +} + +static int sharp_nt_panel_on(struct sharp_nt_panel *sharp_nt) +{ + struct mipi_dsi_device *dsi = sharp_nt->dsi; + int ret; + + dsi->mode_flags |= MIPI_DSI_MODE_LPM; + + ret = mipi_dsi_dcs_set_display_on(dsi); + if (ret < 0) + return ret; + + return 0; +} + +static int sharp_nt_panel_off(struct sharp_nt_panel *sharp_nt) +{ + struct mipi_dsi_device *dsi = sharp_nt->dsi; + int ret; + + dsi->mode_flags &= ~MIPI_DSI_MODE_LPM; + + ret = mipi_dsi_dcs_set_display_off(dsi); + if (ret < 0) + return ret; + + ret = mipi_dsi_dcs_enter_sleep_mode(dsi); + if (ret < 0) + return ret; + + return 0; +} + + +static int sharp_nt_panel_disable(struct drm_panel *panel) +{ + struct sharp_nt_panel *sharp_nt = to_sharp_nt_panel(panel); + + if (!sharp_nt->enabled) + return 0; + + if (sharp_nt->backlight) { + sharp_nt->backlight->props.power = FB_BLANK_POWERDOWN; + backlight_update_status(sharp_nt->backlight); + } + + sharp_nt->enabled = false; + + return 0; +} + +static int sharp_nt_panel_unprepare(struct drm_panel *panel) +{ + struct sharp_nt_panel *sharp_nt = to_sharp_nt_panel(panel); + int ret; + + if (!sharp_nt->prepared) + return 0; + + ret = sharp_nt_panel_off(sharp_nt); + if (ret < 0) { + dev_err(panel->dev, "failed to set panel off: %d\n", ret); + return ret; + } + + regulator_disable(sharp_nt->supply); + if (sharp_nt->reset_gpio) + gpiod_set_value(sharp_nt->reset_gpio, 0); + + sharp_nt->prepared = false; + + return 0; +} + +static int sharp_nt_panel_prepare(struct drm_panel *panel) +{ + struct sharp_nt_panel *sharp_nt = to_sharp_nt_panel(panel); + int ret; + + if (sharp_nt->prepared) + return 0; + + ret = regulator_enable(sharp_nt->supply); + if (ret < 0) + return ret; + + msleep(20); + + if (sharp_nt->reset_gpio) { + gpiod_set_value(sharp_nt->reset_gpio, 1); + msleep(1); + gpiod_set_value(sharp_nt->reset_gpio, 0); + msleep(1); + gpiod_set_value(sharp_nt->reset_gpio, 1); + msleep(10); + } + + ret = sharp_nt_panel_init(sharp_nt); + if (ret < 0) { + dev_err(panel->dev, "failed to init panel: %d\n", ret); + goto poweroff; + } + + ret = sharp_nt_panel_on(sharp_nt); + if (ret < 0) { + dev_err(panel->dev, "failed to set panel on: %d\n", ret); + goto poweroff; + } + + sharp_nt->prepared = true; + + return 0; + +poweroff: + regulator_disable(sharp_nt->supply); + if (sharp_nt->reset_gpio) + gpiod_set_value(sharp_nt->reset_gpio, 0); + return ret; +} + +static int sharp_nt_panel_enable(struct drm_panel *panel) +{ + struct sharp_nt_panel *sharp_nt = to_sharp_nt_panel(panel); + + if (sharp_nt->enabled) + return 0; + + if (sharp_nt->backlight) { + sharp_nt->backlight->props.power = FB_BLANK_UNBLANK; + backlight_update_status(sharp_nt->backlight); + } + + sharp_nt->enabled = true; + + return 0; +} + +static const struct drm_display_mode default_mode = { + .clock = 41118, + .hdisplay = 540, + .hsync_start = 540 + 48, + .hsync_end = 540 + 48 + 80, + .htotal = 540 + 48 + 80 + 32, + .vdisplay = 960, + .vsync_start = 960 + 3, + .vsync_end = 960 + 3 + 15, + .vtotal = 960 + 3 + 15 + 1, + .vrefresh = 60, +}; + +static int sharp_nt_panel_get_modes(struct drm_panel *panel) +{ + struct drm_display_mode *mode; + + mode = drm_mode_duplicate(panel->drm, &default_mode); + if (!mode) { + dev_err(panel->drm->dev, "failed to add mode %ux%ux@%u\n", + default_mode.hdisplay, default_mode.vdisplay, + default_mode.vrefresh); + return -ENOMEM; + } + + drm_mode_set_name(mode); + + drm_mode_probed_add(panel->connector, mode); + + panel->connector->display_info.width_mm = 54; + panel->connector->display_info.height_mm = 95; + + return 1; +} + +static const struct drm_panel_funcs sharp_nt_panel_funcs = { + .disable = sharp_nt_panel_disable, + .unprepare = sharp_nt_panel_unprepare, + .prepare = sharp_nt_panel_prepare, + .enable = sharp_nt_panel_enable, + .get_modes = sharp_nt_panel_get_modes, +}; + +static int sharp_nt_panel_add(struct sharp_nt_panel *sharp_nt) +{ + struct device *dev = &sharp_nt->dsi->dev; + struct device_node *np; + int ret; + + sharp_nt->mode = &default_mode; + + sharp_nt->supply = devm_regulator_get(dev, "avdd"); + if (IS_ERR(sharp_nt->supply)) + return PTR_ERR(sharp_nt->supply); + + sharp_nt->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + if (IS_ERR(sharp_nt->reset_gpio)) { + dev_err(dev, "cannot get reset-gpios %ld\n", + PTR_ERR(sharp_nt->reset_gpio)); + sharp_nt->reset_gpio = NULL; + } else { + gpiod_set_value(sharp_nt->reset_gpio, 0); + } + + np = of_parse_phandle(dev->of_node, "backlight", 0); + if (np) { + sharp_nt->backlight = of_find_backlight_by_node(np); + of_node_put(np); + + if (!sharp_nt->backlight) + return -EPROBE_DEFER; + } + + drm_panel_init(&sharp_nt->base); + sharp_nt->base.funcs = &sharp_nt_panel_funcs; + sharp_nt->base.dev = &sharp_nt->dsi->dev; + + ret = drm_panel_add(&sharp_nt->base); + if (ret < 0) + goto put_backlight; + + return 0; + +put_backlight: + if (sharp_nt->backlight) + put_device(&sharp_nt->backlight->dev); + + return ret; +} + +static void sharp_nt_panel_del(struct sharp_nt_panel *sharp_nt) +{ + if (sharp_nt->base.dev) + drm_panel_remove(&sharp_nt->base); + + if (sharp_nt->backlight) + put_device(&sharp_nt->backlight->dev); +} + +static int sharp_nt_panel_probe(struct mipi_dsi_device *dsi) +{ + struct sharp_nt_panel *sharp_nt; + int ret; + + dsi->lanes = 2; + dsi->format = MIPI_DSI_FMT_RGB888; + dsi->mode_flags = MIPI_DSI_MODE_VIDEO | + MIPI_DSI_MODE_VIDEO_HSE | + MIPI_DSI_CLOCK_NON_CONTINUOUS | + MIPI_DSI_MODE_EOT_PACKET; + + sharp_nt = devm_kzalloc(&dsi->dev, sizeof(*sharp_nt), GFP_KERNEL); + if (!sharp_nt) + return -ENOMEM; + + mipi_dsi_set_drvdata(dsi, sharp_nt); + + sharp_nt->dsi = dsi; + + ret = sharp_nt_panel_add(sharp_nt); + if (ret < 0) + return ret; + + return mipi_dsi_attach(dsi); +} + +static int sharp_nt_panel_remove(struct mipi_dsi_device *dsi) +{ + struct sharp_nt_panel *sharp_nt = mipi_dsi_get_drvdata(dsi); + int ret; + + ret = sharp_nt_panel_disable(&sharp_nt->base); + if (ret < 0) + dev_err(&dsi->dev, "failed to disable panel: %d\n", ret); + + ret = mipi_dsi_detach(dsi); + if (ret < 0) + dev_err(&dsi->dev, "failed to detach from DSI host: %d\n", ret); + + drm_panel_detach(&sharp_nt->base); + sharp_nt_panel_del(sharp_nt); + + return 0; +} + +static void sharp_nt_panel_shutdown(struct mipi_dsi_device *dsi) +{ + struct sharp_nt_panel *sharp_nt = mipi_dsi_get_drvdata(dsi); + + sharp_nt_panel_disable(&sharp_nt->base); +} + +static const struct of_device_id sharp_nt_of_match[] = { + { .compatible = "sharp,ls043t1le01-qhd", }, + { } +}; +MODULE_DEVICE_TABLE(of, sharp_nt_of_match); + +static struct mipi_dsi_driver sharp_nt_panel_driver = { + .driver = { + .name = "panel-sharp-ls043t1le01-qhd", + .of_match_table = sharp_nt_of_match, + }, + .probe = sharp_nt_panel_probe, + .remove = sharp_nt_panel_remove, + .shutdown = sharp_nt_panel_shutdown, +}; +module_mipi_dsi_driver(sharp_nt_panel_driver); + +MODULE_AUTHOR("Werner Johansson <[email protected]>"); +MODULE_DESCRIPTION("Sharp LS043T1LE01 NT35565-based qHD (540x960) video mode panel driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index f97b73ec4713..f88a631c43ab 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -44,6 +44,10 @@ struct panel_desc { unsigned int bpc; + /** + * @width: width (in millimeters) of the panel's active display area + * @height: height (in millimeters) of the panel's active display area + */ struct { unsigned int width; unsigned int height; @@ -832,6 +836,34 @@ static const struct panel_desc innolux_g121i1_l01 = { }, }; +static const struct drm_display_mode innolux_g121x1_l03_mode = { + .clock = 65000, + .hdisplay = 1024, + .hsync_start = 1024 + 0, + .hsync_end = 1024 + 1, + .htotal = 1024 + 0 + 1 + 320, + .vdisplay = 768, + .vsync_start = 768 + 38, + .vsync_end = 768 + 38 + 1, + .vtotal = 768 + 38 + 1 + 0, + .vrefresh = 60, +}; + +static const struct panel_desc innolux_g121x1_l03 = { + .modes = &innolux_g121x1_l03_mode, + .num_modes = 1, + .bpc = 6, + .size = { + .width = 246, + .height = 185, + }, + .delay = { + .enable = 200, + .unprepare = 200, + .disable = 400, + }, +}; + static const struct drm_display_mode innolux_n116bge_mode = { .clock = 76420, .hdisplay = 1366, @@ -902,6 +934,30 @@ static const struct panel_desc innolux_zj070na_01p = { }, }; +static const struct display_timing kyo_tcg121xglp_timing = { + .pixelclock = { 52000000, 65000000, 71000000 }, + .hactive = { 1024, 1024, 1024 }, + .hfront_porch = { 2, 2, 2 }, + .hback_porch = { 2, 2, 2 }, + .hsync_len = { 86, 124, 244 }, + .vactive = { 768, 768, 768 }, + .vfront_porch = { 2, 2, 2 }, + .vback_porch = { 2, 2, 2 }, + .vsync_len = { 6, 34, 73 }, + .flags = DISPLAY_FLAGS_DE_HIGH, +}; + +static const struct panel_desc kyo_tcg121xglp = { + .timings = &kyo_tcg121xglp_timing, + .num_timings = 1, + .bpc = 8, + .size = { + .width = 246, + .height = 184, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG, +}; + static const struct drm_display_mode lg_lb070wv8_mode = { .clock = 33246, .hdisplay = 800, @@ -1027,6 +1083,30 @@ static const struct panel_desc ortustech_com43h4m85ulc = { .bus_format = MEDIA_BUS_FMT_RGB888_1X24, }; +static const struct drm_display_mode qd43003c0_40_mode = { + .clock = 9000, + .hdisplay = 480, + .hsync_start = 480 + 8, + .hsync_end = 480 + 8 + 4, + .htotal = 480 + 8 + 4 + 39, + .vdisplay = 272, + .vsync_start = 272 + 4, + .vsync_end = 272 + 4 + 10, + .vtotal = 272 + 4 + 10 + 2, + .vrefresh = 60, +}; + +static const struct panel_desc qd43003c0_40 = { + .modes = &qd43003c0_40_mode, + .num_modes = 1, + .bpc = 8, + .size = { + .width = 95, + .height = 53, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X24, +}; + static const struct drm_display_mode samsung_ltn101nt05_mode = { .clock = 54030, .hdisplay = 1024, @@ -1158,6 +1238,9 @@ static const struct of_device_id platform_of_match[] = { .compatible ="innolux,g121i1-l01", .data = &innolux_g121i1_l01 }, { + .compatible = "innolux,g121x1-l03", + .data = &innolux_g121x1_l03, + }, { .compatible = "innolux,n116bge", .data = &innolux_n116bge, }, { @@ -1167,6 +1250,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "innolux,zj070na-01p", .data = &innolux_zj070na_01p, }, { + .compatible = "kyo,tcg121xglp", + .data = &kyo_tcg121xglp, + }, { .compatible = "lg,lb070wv8", .data = &lg_lb070wv8, }, { @@ -1182,6 +1268,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "ortustech,com43h4m85ulc", .data = &ortustech_com43h4m85ulc, }, { + .compatible = "qiaodian,qd43003c0-40", + .data = &qd43003c0_40, + }, { .compatible = "samsung,ltn101nt05", .data = &samsung_ltn101nt05, }, { @@ -1263,6 +1352,36 @@ static const struct panel_desc_dsi auo_b080uan01 = { .lanes = 4, }; +static const struct drm_display_mode boe_tv080wum_nl0_mode = { + .clock = 160000, + .hdisplay = 1200, + .hsync_start = 1200 + 120, + .hsync_end = 1200 + 120 + 20, + .htotal = 1200 + 120 + 20 + 21, + .vdisplay = 1920, + .vsync_start = 1920 + 21, + .vsync_end = 1920 + 21 + 3, + .vtotal = 1920 + 21 + 3 + 18, + .vrefresh = 60, + .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC, +}; + +static const struct panel_desc_dsi boe_tv080wum_nl0 = { + .desc = { + .modes = &boe_tv080wum_nl0_mode, + .num_modes = 1, + .size = { + .width = 107, + .height = 172, + }, + }, + .flags = MIPI_DSI_MODE_VIDEO | + MIPI_DSI_MODE_VIDEO_BURST | + MIPI_DSI_MODE_VIDEO_SYNC_PULSE, + .format = MIPI_DSI_FMT_RGB888, + .lanes = 4, +}; + static const struct drm_display_mode lg_ld070wx3_sl01_mode = { .clock = 71000, .hdisplay = 800, @@ -1348,11 +1467,15 @@ static const struct panel_desc_dsi panasonic_vvx10f004b00 = { .lanes = 4, }; + static const struct of_device_id dsi_of_match[] = { { .compatible = "auo,b080uan01", .data = &auo_b080uan01 }, { + .compatible = "boe,tv080wum-nl0", + .data = &boe_tv080wum_nl0 + }, { .compatible = "lg,ld070wx3-sl01", .data = &lg_ld070wx3_sl01 }, { diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index 1f5cb68357c7..dde6f208c347 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -1955,8 +1955,10 @@ static int tegra_dc_parse_dt(struct tegra_dc *dc) * cases where only a single display controller is used. */ for_each_matching_node(np, tegra_dc_of_match) { - if (np == dc->dev->of_node) + if (np == dc->dev->of_node) { + of_node_put(np); break; + } value++; } diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c index 6aecb6647313..b24a0f14821a 100644 --- a/drivers/gpu/drm/tegra/dpaux.c +++ b/drivers/gpu/drm/tegra/dpaux.c @@ -436,7 +436,7 @@ struct platform_driver tegra_dpaux_driver = { .remove = tegra_dpaux_remove, }; -struct tegra_dpaux *tegra_dpaux_find_by_of_node(struct device_node *np) +struct drm_dp_aux *drm_dp_aux_find_by_of_node(struct device_node *np) { struct tegra_dpaux *dpaux; @@ -445,7 +445,7 @@ struct tegra_dpaux *tegra_dpaux_find_by_of_node(struct device_node *np) list_for_each_entry(dpaux, &dpaux_list, list) if (np == dpaux->dev->of_node) { mutex_unlock(&dpaux_lock); - return dpaux; + return &dpaux->aux; } mutex_unlock(&dpaux_lock); @@ -453,8 +453,9 @@ struct tegra_dpaux *tegra_dpaux_find_by_of_node(struct device_node *np) return NULL; } -int tegra_dpaux_attach(struct tegra_dpaux *dpaux, struct tegra_output *output) +int drm_dp_aux_attach(struct drm_dp_aux *aux, struct tegra_output *output) { + struct tegra_dpaux *dpaux = to_dpaux(aux); unsigned long timeout; int err; @@ -470,7 +471,7 @@ int tegra_dpaux_attach(struct tegra_dpaux *dpaux, struct tegra_output *output) while (time_before(jiffies, timeout)) { enum drm_connector_status status; - status = tegra_dpaux_detect(dpaux); + status = drm_dp_aux_detect(aux); if (status == connector_status_connected) { enable_irq(dpaux->irq); return 0; @@ -482,8 +483,9 @@ int tegra_dpaux_attach(struct tegra_dpaux *dpaux, struct tegra_output *output) return -ETIMEDOUT; } -int tegra_dpaux_detach(struct tegra_dpaux *dpaux) +int drm_dp_aux_detach(struct drm_dp_aux *aux) { + struct tegra_dpaux *dpaux = to_dpaux(aux); unsigned long timeout; int err; @@ -498,7 +500,7 @@ int tegra_dpaux_detach(struct tegra_dpaux *dpaux) while (time_before(jiffies, timeout)) { enum drm_connector_status status; - status = tegra_dpaux_detect(dpaux); + status = drm_dp_aux_detect(aux); if (status == connector_status_disconnected) { dpaux->output = NULL; return 0; @@ -510,8 +512,9 @@ int tegra_dpaux_detach(struct tegra_dpaux *dpaux) return -ETIMEDOUT; } -enum drm_connector_status tegra_dpaux_detect(struct tegra_dpaux *dpaux) +enum drm_connector_status drm_dp_aux_detect(struct drm_dp_aux *aux) { + struct tegra_dpaux *dpaux = to_dpaux(aux); u32 value; value = tegra_dpaux_readl(dpaux, DPAUX_DP_AUXSTAT); @@ -522,8 +525,9 @@ enum drm_connector_status tegra_dpaux_detect(struct tegra_dpaux *dpaux) return connector_status_disconnected; } -int tegra_dpaux_enable(struct tegra_dpaux *dpaux) +int drm_dp_aux_enable(struct drm_dp_aux *aux) { + struct tegra_dpaux *dpaux = to_dpaux(aux); u32 value; value = DPAUX_HYBRID_PADCTL_AUX_CMH(2) | @@ -540,8 +544,9 @@ int tegra_dpaux_enable(struct tegra_dpaux *dpaux) return 0; } -int tegra_dpaux_disable(struct tegra_dpaux *dpaux) +int drm_dp_aux_disable(struct drm_dp_aux *aux) { + struct tegra_dpaux *dpaux = to_dpaux(aux); u32 value; value = tegra_dpaux_readl(dpaux, DPAUX_HYBRID_SPARE); @@ -551,11 +556,11 @@ int tegra_dpaux_disable(struct tegra_dpaux *dpaux) return 0; } -int tegra_dpaux_prepare(struct tegra_dpaux *dpaux, u8 encoding) +int drm_dp_aux_prepare(struct drm_dp_aux *aux, u8 encoding) { int err; - err = drm_dp_dpcd_writeb(&dpaux->aux, DP_MAIN_LINK_CHANNEL_CODING_SET, + err = drm_dp_dpcd_writeb(aux, DP_MAIN_LINK_CHANNEL_CODING_SET, encoding); if (err < 0) return err; @@ -563,15 +568,15 @@ int tegra_dpaux_prepare(struct tegra_dpaux *dpaux, u8 encoding) return 0; } -int tegra_dpaux_train(struct tegra_dpaux *dpaux, struct drm_dp_link *link, - u8 pattern) +int drm_dp_aux_train(struct drm_dp_aux *aux, struct drm_dp_link *link, + u8 pattern) { u8 tp = pattern & DP_TRAINING_PATTERN_MASK; u8 status[DP_LINK_STATUS_SIZE], values[4]; unsigned int i; int err; - err = drm_dp_dpcd_writeb(&dpaux->aux, DP_TRAINING_PATTERN_SET, pattern); + err = drm_dp_dpcd_writeb(aux, DP_TRAINING_PATTERN_SET, pattern); if (err < 0) return err; @@ -584,14 +589,14 @@ int tegra_dpaux_train(struct tegra_dpaux *dpaux, struct drm_dp_link *link, DP_TRAIN_MAX_SWING_REACHED | DP_TRAIN_VOLTAGE_SWING_LEVEL_0; - err = drm_dp_dpcd_write(&dpaux->aux, DP_TRAINING_LANE0_SET, values, + err = drm_dp_dpcd_write(aux, DP_TRAINING_LANE0_SET, values, link->num_lanes); if (err < 0) return err; usleep_range(500, 1000); - err = drm_dp_dpcd_read_link_status(&dpaux->aux, status); + err = drm_dp_dpcd_read_link_status(aux, status); if (err < 0) return err; @@ -609,11 +614,11 @@ int tegra_dpaux_train(struct tegra_dpaux *dpaux, struct drm_dp_link *link, break; default: - dev_err(dpaux->dev, "unsupported training pattern %u\n", tp); + dev_err(aux->dev, "unsupported training pattern %u\n", tp); return -EINVAL; } - err = drm_dp_dpcd_writeb(&dpaux->aux, DP_EDP_CONFIGURATION_SET, 0); + err = drm_dp_dpcd_writeb(aux, DP_EDP_CONFIGURATION_SET, 0); if (err < 0) return err; diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index ff948d27d118..c5c856a0879d 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -137,8 +137,8 @@ static int tegra_drm_load(struct drm_device *drm, unsigned long flags) start = geometry->aperture_start; end = geometry->aperture_end; - DRM_DEBUG("IOMMU context initialized (aperture: %#llx-%#llx)\n", - start, end); + DRM_DEBUG_DRIVER("IOMMU aperture initialized (%#llx-%#llx)\n", + start, end); drm_mm_init(&tegra->mm, start, end - start + 1); } @@ -277,9 +277,7 @@ host1x_bo_lookup(struct drm_device *drm, struct drm_file *file, u32 handle) if (!gem) return NULL; - mutex_lock(&drm->struct_mutex); - drm_gem_object_unreference(gem); - mutex_unlock(&drm->struct_mutex); + drm_gem_object_unreference_unlocked(gem); bo = to_tegra_bo(gem); return &bo->base; @@ -473,7 +471,7 @@ static int tegra_gem_mmap(struct drm_device *drm, void *data, args->offset = drm_vma_node_offset_addr(&bo->gem.vma_node); - drm_gem_object_unreference(gem); + drm_gem_object_unreference_unlocked(gem); return 0; } @@ -683,7 +681,7 @@ static int tegra_gem_set_tiling(struct drm_device *drm, void *data, bo->tiling.mode = mode; bo->tiling.value = value; - drm_gem_object_unreference(gem); + drm_gem_object_unreference_unlocked(gem); return 0; } @@ -723,7 +721,7 @@ static int tegra_gem_get_tiling(struct drm_device *drm, void *data, break; } - drm_gem_object_unreference(gem); + drm_gem_object_unreference_unlocked(gem); return err; } @@ -748,7 +746,7 @@ static int tegra_gem_set_flags(struct drm_device *drm, void *data, if (args->flags & DRM_TEGRA_GEM_BOTTOM_UP) bo->flags |= TEGRA_BO_BOTTOM_UP; - drm_gem_object_unreference(gem); + drm_gem_object_unreference_unlocked(gem); return 0; } @@ -770,7 +768,7 @@ static int tegra_gem_get_flags(struct drm_device *drm, void *data, if (bo->flags & TEGRA_BO_BOTTOM_UP) args->flags |= DRM_TEGRA_GEM_BOTTOM_UP; - drm_gem_object_unreference(gem); + drm_gem_object_unreference_unlocked(gem); return 0; } @@ -921,7 +919,8 @@ static void tegra_debugfs_cleanup(struct drm_minor *minor) #endif static struct drm_driver tegra_drm_driver = { - .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME, + .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME | + DRIVER_ATOMIC, .load = tegra_drm_load, .unload = tegra_drm_unload, .open = tegra_drm_open, @@ -1022,8 +1021,17 @@ static int host1x_drm_remove(struct host1x_device *dev) static int host1x_drm_suspend(struct device *dev) { struct drm_device *drm = dev_get_drvdata(dev); + struct tegra_drm *tegra = drm->dev_private; drm_kms_helper_poll_disable(drm); + tegra_drm_fb_suspend(drm); + + tegra->state = drm_atomic_helper_suspend(drm); + if (IS_ERR(tegra->state)) { + tegra_drm_fb_resume(drm); + drm_kms_helper_poll_enable(drm); + return PTR_ERR(tegra->state); + } return 0; } @@ -1031,7 +1039,10 @@ static int host1x_drm_suspend(struct device *dev) static int host1x_drm_resume(struct device *dev) { struct drm_device *drm = dev_get_drvdata(dev); + struct tegra_drm *tegra = drm->dev_private; + drm_atomic_helper_resume(drm, tegra->state); + tegra_drm_fb_resume(drm); drm_kms_helper_poll_enable(drm); return 0; @@ -1075,6 +1086,16 @@ static struct host1x_driver host1x_drm_driver = { .subdevs = host1x_drm_subdevs, }; +static struct platform_driver * const drivers[] = { + &tegra_dc_driver, + &tegra_hdmi_driver, + &tegra_dsi_driver, + &tegra_dpaux_driver, + &tegra_sor_driver, + &tegra_gr2d_driver, + &tegra_gr3d_driver, +}; + static int __init host1x_drm_init(void) { int err; @@ -1083,48 +1104,12 @@ static int __init host1x_drm_init(void) if (err < 0) return err; - err = platform_driver_register(&tegra_dc_driver); + err = platform_register_drivers(drivers, ARRAY_SIZE(drivers)); if (err < 0) goto unregister_host1x; - err = platform_driver_register(&tegra_dsi_driver); - if (err < 0) - goto unregister_dc; - - err = platform_driver_register(&tegra_sor_driver); - if (err < 0) - goto unregister_dsi; - - err = platform_driver_register(&tegra_hdmi_driver); - if (err < 0) - goto unregister_sor; - - err = platform_driver_register(&tegra_dpaux_driver); - if (err < 0) - goto unregister_hdmi; - - err = platform_driver_register(&tegra_gr2d_driver); - if (err < 0) - goto unregister_dpaux; - - err = platform_driver_register(&tegra_gr3d_driver); - if (err < 0) - goto unregister_gr2d; - return 0; -unregister_gr2d: - platform_driver_unregister(&tegra_gr2d_driver); -unregister_dpaux: - platform_driver_unregister(&tegra_dpaux_driver); -unregister_hdmi: - platform_driver_unregister(&tegra_hdmi_driver); -unregister_sor: - platform_driver_unregister(&tegra_sor_driver); -unregister_dsi: - platform_driver_unregister(&tegra_dsi_driver); -unregister_dc: - platform_driver_unregister(&tegra_dc_driver); unregister_host1x: host1x_driver_unregister(&host1x_drm_driver); return err; @@ -1133,13 +1118,7 @@ module_init(host1x_drm_init); static void __exit host1x_drm_exit(void) { - platform_driver_unregister(&tegra_gr3d_driver); - platform_driver_unregister(&tegra_gr2d_driver); - platform_driver_unregister(&tegra_dpaux_driver); - platform_driver_unregister(&tegra_hdmi_driver); - platform_driver_unregister(&tegra_sor_driver); - platform_driver_unregister(&tegra_dsi_driver); - platform_driver_unregister(&tegra_dc_driver); + platform_unregister_drivers(drivers, ARRAY_SIZE(drivers)); host1x_driver_unregister(&host1x_drm_driver); } module_exit(host1x_drm_exit); diff --git a/drivers/gpu/drm/tegra/drm.h b/drivers/gpu/drm/tegra/drm.h index d88a2d18c1a4..c088f2f67eda 100644 --- a/drivers/gpu/drm/tegra/drm.h +++ b/drivers/gpu/drm/tegra/drm.h @@ -57,6 +57,8 @@ struct tegra_drm { struct work_struct work; struct mutex lock; } commit; + + struct drm_atomic_state *state; }; struct tegra_drm_client; @@ -247,18 +249,17 @@ void tegra_output_connector_destroy(struct drm_connector *connector); void tegra_output_encoder_destroy(struct drm_encoder *encoder); /* from dpaux.c */ -struct tegra_dpaux; struct drm_dp_link; -struct tegra_dpaux *tegra_dpaux_find_by_of_node(struct device_node *np); -enum drm_connector_status tegra_dpaux_detect(struct tegra_dpaux *dpaux); -int tegra_dpaux_attach(struct tegra_dpaux *dpaux, struct tegra_output *output); -int tegra_dpaux_detach(struct tegra_dpaux *dpaux); -int tegra_dpaux_enable(struct tegra_dpaux *dpaux); -int tegra_dpaux_disable(struct tegra_dpaux *dpaux); -int tegra_dpaux_prepare(struct tegra_dpaux *dpaux, u8 encoding); -int tegra_dpaux_train(struct tegra_dpaux *dpaux, struct drm_dp_link *link, - u8 pattern); +struct drm_dp_aux *drm_dp_aux_find_by_of_node(struct device_node *np); +enum drm_connector_status drm_dp_aux_detect(struct drm_dp_aux *aux); +int drm_dp_aux_attach(struct drm_dp_aux *aux, struct tegra_output *output); +int drm_dp_aux_detach(struct drm_dp_aux *aux); +int drm_dp_aux_enable(struct drm_dp_aux *aux); +int drm_dp_aux_disable(struct drm_dp_aux *aux); +int drm_dp_aux_prepare(struct drm_dp_aux *aux, u8 encoding); +int drm_dp_aux_train(struct drm_dp_aux *aux, struct drm_dp_link *link, + u8 pattern); /* from fb.c */ struct tegra_bo *tegra_fb_get_plane(struct drm_framebuffer *framebuffer, @@ -273,16 +274,18 @@ int tegra_drm_fb_prepare(struct drm_device *drm); void tegra_drm_fb_free(struct drm_device *drm); int tegra_drm_fb_init(struct drm_device *drm); void tegra_drm_fb_exit(struct drm_device *drm); +void tegra_drm_fb_suspend(struct drm_device *drm); +void tegra_drm_fb_resume(struct drm_device *drm); #ifdef CONFIG_DRM_FBDEV_EMULATION void tegra_fbdev_restore_mode(struct tegra_fbdev *fbdev); void tegra_fb_output_poll_changed(struct drm_device *drm); #endif extern struct platform_driver tegra_dc_driver; -extern struct platform_driver tegra_dsi_driver; -extern struct platform_driver tegra_sor_driver; extern struct platform_driver tegra_hdmi_driver; +extern struct platform_driver tegra_dsi_driver; extern struct platform_driver tegra_dpaux_driver; +extern struct platform_driver tegra_sor_driver; extern struct platform_driver tegra_gr2d_driver; extern struct platform_driver tegra_gr3d_driver; diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c index a3515be515ba..ca84de9ccb51 100644 --- a/drivers/gpu/drm/tegra/fb.c +++ b/drivers/gpu/drm/tegra/fb.c @@ -10,6 +10,8 @@ * published by the Free Software Foundation. */ +#include <linux/console.h> + #include "drm.h" #include "gem.h" @@ -413,3 +415,25 @@ void tegra_drm_fb_exit(struct drm_device *drm) tegra_fbdev_exit(tegra->fbdev); #endif } + +void tegra_drm_fb_suspend(struct drm_device *drm) +{ +#ifdef CONFIG_DRM_FBDEV_EMULATION + struct tegra_drm *tegra = drm->dev_private; + + console_lock(); + drm_fb_helper_set_suspend(&tegra->fbdev->base, 1); + console_unlock(); +#endif +} + +void tegra_drm_fb_resume(struct drm_device *drm) +{ +#ifdef CONFIG_DRM_FBDEV_EMULATION + struct tegra_drm *tegra = drm->dev_private; + + console_lock(); + drm_fb_helper_set_suspend(&tegra->fbdev->base, 0); + console_unlock(); +#endif +} diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c index 01e16e146bfe..33add93b4ed9 100644 --- a/drivers/gpu/drm/tegra/gem.c +++ b/drivers/gpu/drm/tegra/gem.c @@ -28,11 +28,8 @@ static inline struct tegra_bo *host1x_to_tegra_bo(struct host1x_bo *bo) static void tegra_bo_put(struct host1x_bo *bo) { struct tegra_bo *obj = host1x_to_tegra_bo(bo); - struct drm_device *drm = obj->gem.dev; - mutex_lock(&drm->struct_mutex); - drm_gem_object_unreference(&obj->gem); - mutex_unlock(&drm->struct_mutex); + drm_gem_object_unreference_unlocked(&obj->gem); } static dma_addr_t tegra_bo_pin(struct host1x_bo *bo, struct sg_table **sgt) @@ -72,11 +69,8 @@ static void tegra_bo_kunmap(struct host1x_bo *bo, unsigned int page, static struct host1x_bo *tegra_bo_get(struct host1x_bo *bo) { struct tegra_bo *obj = host1x_to_tegra_bo(bo); - struct drm_device *drm = obj->gem.dev; - mutex_lock(&drm->struct_mutex); drm_gem_object_reference(&obj->gem); - mutex_unlock(&drm->struct_mutex); return bo; } @@ -408,12 +402,9 @@ int tegra_bo_dumb_map_offset(struct drm_file *file, struct drm_device *drm, struct drm_gem_object *gem; struct tegra_bo *bo; - mutex_lock(&drm->struct_mutex); - gem = drm_gem_object_lookup(drm, file, handle); if (!gem) { dev_err(drm->dev, "failed to lookup GEM object\n"); - mutex_unlock(&drm->struct_mutex); return -EINVAL; } @@ -421,9 +412,7 @@ int tegra_bo_dumb_map_offset(struct drm_file *file, struct drm_device *drm, *offset = drm_vma_node_offset_addr(&bo->gem.vma_node); - drm_gem_object_unreference(gem); - - mutex_unlock(&drm->struct_mutex); + drm_gem_object_unreference_unlocked(gem); return 0; } diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index 3e012ee25242..757c6e8603af 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -173,7 +173,7 @@ struct tegra_sor { struct clk *clk_dp; struct clk *clk; - struct tegra_dpaux *dpaux; + struct drm_dp_aux *aux; struct drm_info_list *debugfs_files; struct drm_minor *minor; @@ -273,7 +273,7 @@ static int tegra_sor_dp_train_fast(struct tegra_sor *sor, SOR_DP_PADCTL_CM_TXD_1 | SOR_DP_PADCTL_CM_TXD_0); tegra_sor_writel(sor, value, SOR_DP_PADCTL0); - err = tegra_dpaux_prepare(sor->dpaux, DP_SET_ANSI_8B10B); + err = drm_dp_aux_prepare(sor->aux, DP_SET_ANSI_8B10B); if (err < 0) return err; @@ -288,7 +288,7 @@ static int tegra_sor_dp_train_fast(struct tegra_sor *sor, pattern = DP_TRAINING_PATTERN_1; - err = tegra_dpaux_train(sor->dpaux, link, pattern); + err = drm_dp_aux_train(sor->aux, link, pattern); if (err < 0) return err; @@ -309,7 +309,7 @@ static int tegra_sor_dp_train_fast(struct tegra_sor *sor, pattern = DP_LINK_SCRAMBLING_DISABLE | DP_TRAINING_PATTERN_2; - err = tegra_dpaux_train(sor->dpaux, link, pattern); + err = drm_dp_aux_train(sor->aux, link, pattern); if (err < 0) return err; @@ -324,7 +324,7 @@ static int tegra_sor_dp_train_fast(struct tegra_sor *sor, pattern = DP_TRAINING_PATTERN_DISABLE; - err = tegra_dpaux_train(sor->dpaux, link, pattern); + err = drm_dp_aux_train(sor->aux, link, pattern); if (err < 0) return err; @@ -1044,8 +1044,8 @@ tegra_sor_connector_detect(struct drm_connector *connector, bool force) struct tegra_output *output = connector_to_output(connector); struct tegra_sor *sor = to_sor(output); - if (sor->dpaux) - return tegra_dpaux_detect(sor->dpaux); + if (sor->aux) + return drm_dp_aux_detect(sor->aux); return tegra_output_connector_detect(connector, force); } @@ -1066,13 +1066,13 @@ static int tegra_sor_connector_get_modes(struct drm_connector *connector) struct tegra_sor *sor = to_sor(output); int err; - if (sor->dpaux) - tegra_dpaux_enable(sor->dpaux); + if (sor->aux) + drm_dp_aux_enable(sor->aux); err = tegra_output_connector_get_modes(connector); - if (sor->dpaux) - tegra_dpaux_disable(sor->dpaux); + if (sor->aux) + drm_dp_aux_disable(sor->aux); return err; } @@ -1128,8 +1128,8 @@ static void tegra_sor_edp_disable(struct drm_encoder *encoder) if (err < 0) dev_err(sor->dev, "failed to power down SOR: %d\n", err); - if (sor->dpaux) { - err = tegra_dpaux_disable(sor->dpaux); + if (sor->aux) { + err = drm_dp_aux_disable(sor->aux); if (err < 0) dev_err(sor->dev, "failed to disable DP: %d\n", err); } @@ -1196,7 +1196,7 @@ static void tegra_sor_edp_enable(struct drm_encoder *encoder) struct tegra_sor *sor = to_sor(output); struct tegra_sor_config config; struct drm_dp_link link; - struct drm_dp_aux *aux; + u8 rate, lanes; int err = 0; u32 value; @@ -1209,20 +1209,14 @@ static void tegra_sor_edp_enable(struct drm_encoder *encoder) if (output->panel) drm_panel_prepare(output->panel); - /* FIXME: properly convert to struct drm_dp_aux */ - aux = (struct drm_dp_aux *)sor->dpaux; - - if (sor->dpaux) { - err = tegra_dpaux_enable(sor->dpaux); - if (err < 0) - dev_err(sor->dev, "failed to enable DP: %d\n", err); + err = drm_dp_aux_enable(sor->aux); + if (err < 0) + dev_err(sor->dev, "failed to enable DP: %d\n", err); - err = drm_dp_link_probe(aux, &link); - if (err < 0) { - dev_err(sor->dev, "failed to probe eDP link: %d\n", - err); - return; - } + err = drm_dp_link_probe(sor->aux, &link); + if (err < 0) { + dev_err(sor->dev, "failed to probe eDP link: %d\n", err); + return; } err = clk_set_parent(sor->clk, sor->clk_safe); @@ -1434,60 +1428,51 @@ static void tegra_sor_edp_enable(struct drm_encoder *encoder) value |= SOR_DP_PADCTL_PAD_CAL_PD; tegra_sor_writel(sor, value, SOR_DP_PADCTL0); - if (sor->dpaux) { - u8 rate, lanes; - - err = drm_dp_link_probe(aux, &link); - if (err < 0) - dev_err(sor->dev, "failed to probe eDP link: %d\n", - err); + err = drm_dp_link_probe(sor->aux, &link); + if (err < 0) + dev_err(sor->dev, "failed to probe eDP link: %d\n", err); - err = drm_dp_link_power_up(aux, &link); - if (err < 0) - dev_err(sor->dev, "failed to power up eDP link: %d\n", - err); + err = drm_dp_link_power_up(sor->aux, &link); + if (err < 0) + dev_err(sor->dev, "failed to power up eDP link: %d\n", err); - err = drm_dp_link_configure(aux, &link); - if (err < 0) - dev_err(sor->dev, "failed to configure eDP link: %d\n", - err); + err = drm_dp_link_configure(sor->aux, &link); + if (err < 0) + dev_err(sor->dev, "failed to configure eDP link: %d\n", err); - rate = drm_dp_link_rate_to_bw_code(link.rate); - lanes = link.num_lanes; + rate = drm_dp_link_rate_to_bw_code(link.rate); + lanes = link.num_lanes; - value = tegra_sor_readl(sor, SOR_CLK_CNTRL); - value &= ~SOR_CLK_CNTRL_DP_LINK_SPEED_MASK; - value |= SOR_CLK_CNTRL_DP_LINK_SPEED(rate); - tegra_sor_writel(sor, value, SOR_CLK_CNTRL); + value = tegra_sor_readl(sor, SOR_CLK_CNTRL); + value &= ~SOR_CLK_CNTRL_DP_LINK_SPEED_MASK; + value |= SOR_CLK_CNTRL_DP_LINK_SPEED(rate); + tegra_sor_writel(sor, value, SOR_CLK_CNTRL); - value = tegra_sor_readl(sor, SOR_DP_LINKCTL0); - value &= ~SOR_DP_LINKCTL_LANE_COUNT_MASK; - value |= SOR_DP_LINKCTL_LANE_COUNT(lanes); + value = tegra_sor_readl(sor, SOR_DP_LINKCTL0); + value &= ~SOR_DP_LINKCTL_LANE_COUNT_MASK; + value |= SOR_DP_LINKCTL_LANE_COUNT(lanes); - if (link.capabilities & DP_LINK_CAP_ENHANCED_FRAMING) - value |= SOR_DP_LINKCTL_ENHANCED_FRAME; + if (link.capabilities & DP_LINK_CAP_ENHANCED_FRAMING) + value |= SOR_DP_LINKCTL_ENHANCED_FRAME; - tegra_sor_writel(sor, value, SOR_DP_LINKCTL0); + tegra_sor_writel(sor, value, SOR_DP_LINKCTL0); - /* disable training pattern generator */ + /* disable training pattern generator */ - for (i = 0; i < link.num_lanes; i++) { - unsigned long lane = SOR_DP_TPG_CHANNEL_CODING | - SOR_DP_TPG_SCRAMBLER_GALIOS | - SOR_DP_TPG_PATTERN_NONE; - value = (value << 8) | lane; - } + for (i = 0; i < link.num_lanes; i++) { + unsigned long lane = SOR_DP_TPG_CHANNEL_CODING | + SOR_DP_TPG_SCRAMBLER_GALIOS | + SOR_DP_TPG_PATTERN_NONE; + value = (value << 8) | lane; + } - tegra_sor_writel(sor, value, SOR_DP_TPG); + tegra_sor_writel(sor, value, SOR_DP_TPG); - err = tegra_sor_dp_train_fast(sor, &link); - if (err < 0) { - dev_err(sor->dev, "DP fast link training failed: %d\n", - err); - } + err = tegra_sor_dp_train_fast(sor, &link); + if (err < 0) + dev_err(sor->dev, "DP fast link training failed: %d\n", err); - dev_dbg(sor->dev, "fast link training succeeded\n"); - } + dev_dbg(sor->dev, "fast link training succeeded\n"); err = tegra_sor_power_up(sor, 250); if (err < 0) @@ -1961,9 +1946,9 @@ static void tegra_sor_hdmi_enable(struct drm_encoder *encoder) /* production settings */ settings = tegra_sor_hdmi_find_settings(sor, mode->clock * 1000); - if (IS_ERR(settings)) { - dev_err(sor->dev, "no settings for pixel clock %d Hz: %ld\n", - mode->clock * 1000, PTR_ERR(settings)); + if (!settings) { + dev_err(sor->dev, "no settings for pixel clock %d Hz\n", + mode->clock * 1000); return; } @@ -2148,7 +2133,7 @@ static int tegra_sor_init(struct host1x_client *client) int encoder = DRM_MODE_ENCODER_NONE; int err; - if (!sor->dpaux) { + if (!sor->aux) { if (sor->soc->supports_hdmi) { connector = DRM_MODE_CONNECTOR_HDMIA; encoder = DRM_MODE_ENCODER_TMDS; @@ -2199,8 +2184,8 @@ static int tegra_sor_init(struct host1x_client *client) dev_err(sor->dev, "debugfs setup failed: %d\n", err); } - if (sor->dpaux) { - err = tegra_dpaux_attach(sor->dpaux, &sor->output); + if (sor->aux) { + err = drm_dp_aux_attach(sor->aux, &sor->output); if (err < 0) { dev_err(sor->dev, "failed to attach DP: %d\n", err); return err; @@ -2249,8 +2234,8 @@ static int tegra_sor_exit(struct host1x_client *client) tegra_output_exit(&sor->output); - if (sor->dpaux) { - err = tegra_dpaux_detach(sor->dpaux); + if (sor->aux) { + err = drm_dp_aux_detach(sor->aux); if (err < 0) { dev_err(sor->dev, "failed to detach DP: %d\n", err); return err; @@ -2399,14 +2384,14 @@ static int tegra_sor_probe(struct platform_device *pdev) np = of_parse_phandle(pdev->dev.of_node, "nvidia,dpaux", 0); if (np) { - sor->dpaux = tegra_dpaux_find_by_of_node(np); + sor->aux = drm_dp_aux_find_by_of_node(np); of_node_put(np); - if (!sor->dpaux) + if (!sor->aux) return -EPROBE_DEFER; } - if (!sor->dpaux) { + if (!sor->aux) { if (sor->soc->supports_hdmi) { sor->ops = &tegra_sor_hdmi_ops; } else if (sor->soc->supports_lvds) { diff --git a/drivers/gpu/host1x/Makefile b/drivers/gpu/host1x/Makefile index c1189f004441..a1d9974cfcb5 100644 --- a/drivers/gpu/host1x/Makefile +++ b/drivers/gpu/host1x/Makefile @@ -10,6 +10,7 @@ host1x-y = \ mipi.o \ hw/host1x01.o \ hw/host1x02.o \ - hw/host1x04.o + hw/host1x04.o \ + hw/host1x05.o obj-$(CONFIG_TEGRA_HOST1X) += host1x.o diff --git a/drivers/gpu/host1x/bus.c b/drivers/gpu/host1x/bus.c index 4a99c6416e6a..da462afcb225 100644 --- a/drivers/gpu/host1x/bus.c +++ b/drivers/gpu/host1x/bus.c @@ -538,6 +538,8 @@ EXPORT_SYMBOL(host1x_driver_register_full); void host1x_driver_unregister(struct host1x_driver *driver) { + driver_unregister(&driver->driver); + mutex_lock(&drivers_lock); list_del_init(&driver->list); mutex_unlock(&drivers_lock); diff --git a/drivers/gpu/host1x/dev.c b/drivers/gpu/host1x/dev.c index 53d3d1d45b48..314bf3718cc7 100644 --- a/drivers/gpu/host1x/dev.c +++ b/drivers/gpu/host1x/dev.c @@ -35,6 +35,7 @@ #include "hw/host1x01.h" #include "hw/host1x02.h" #include "hw/host1x04.h" +#include "hw/host1x05.h" void host1x_sync_writel(struct host1x *host1x, u32 v, u32 r) { @@ -87,7 +88,17 @@ static const struct host1x_info host1x04_info = { .sync_offset = 0x2100, }; +static const struct host1x_info host1x05_info = { + .nb_channels = 14, + .nb_pts = 192, + .nb_mlocks = 16, + .nb_bases = 64, + .init = host1x05_init, + .sync_offset = 0x2100, +}; + static struct of_device_id host1x_of_match[] = { + { .compatible = "nvidia,tegra210-host1x", .data = &host1x05_info, }, { .compatible = "nvidia,tegra124-host1x", .data = &host1x04_info, }, { .compatible = "nvidia,tegra114-host1x", .data = &host1x02_info, }, { .compatible = "nvidia,tegra30-host1x", .data = &host1x01_info, }, @@ -212,6 +223,11 @@ static struct platform_driver tegra_host1x_driver = { .remove = host1x_remove, }; +static struct platform_driver * const drivers[] = { + &tegra_host1x_driver, + &tegra_mipi_driver, +}; + static int __init tegra_host1x_init(void) { int err; @@ -220,28 +236,17 @@ static int __init tegra_host1x_init(void) if (err < 0) return err; - err = platform_driver_register(&tegra_host1x_driver); - if (err < 0) - goto unregister_bus; - - err = platform_driver_register(&tegra_mipi_driver); + err = platform_register_drivers(drivers, ARRAY_SIZE(drivers)); if (err < 0) - goto unregister_host1x; + bus_unregister(&host1x_bus_type); - return 0; - -unregister_host1x: - platform_driver_unregister(&tegra_host1x_driver); -unregister_bus: - bus_unregister(&host1x_bus_type); return err; } module_init(tegra_host1x_init); static void __exit tegra_host1x_exit(void) { - platform_driver_unregister(&tegra_mipi_driver); - platform_driver_unregister(&tegra_host1x_driver); + platform_unregister_drivers(drivers, ARRAY_SIZE(drivers)); bus_unregister(&host1x_bus_type); } module_exit(tegra_host1x_exit); diff --git a/drivers/gpu/host1x/hw/host1x05.c b/drivers/gpu/host1x/hw/host1x05.c new file mode 100644 index 000000000000..047097ce3bad --- /dev/null +++ b/drivers/gpu/host1x/hw/host1x05.c @@ -0,0 +1,42 @@ +/* + * Host1x init for Tegra210 SoCs + * + * Copyright (c) 2015 NVIDIA Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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 hw specification */ +#include "host1x05.h" +#include "host1x05_hardware.h" + +/* include code */ +#include "cdma_hw.c" +#include "channel_hw.c" +#include "debug_hw.c" +#include "intr_hw.c" +#include "syncpt_hw.c" + +#include "../dev.h" + +int host1x05_init(struct host1x *host) +{ + host->channel_op = &host1x_channel_ops; + host->cdma_op = &host1x_cdma_ops; + host->cdma_pb_op = &host1x_pushbuffer_ops; + host->syncpt_op = &host1x_syncpt_ops; + host->intr_op = &host1x_intr_ops; + host->debug_op = &host1x_debug_ops; + + return 0; +} diff --git a/drivers/gpu/host1x/hw/host1x05.h b/drivers/gpu/host1x/hw/host1x05.h new file mode 100644 index 000000000000..a306d9c05cd5 --- /dev/null +++ b/drivers/gpu/host1x/hw/host1x05.h @@ -0,0 +1,26 @@ +/* + * Host1x init for Tegra210 SoCs + * + * Copyright (c) 2015 NVIDIA Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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 HOST1X_HOST1X05_H +#define HOST1X_HOST1X05_H + +struct host1x; + +int host1x05_init(struct host1x *host); + +#endif diff --git a/drivers/gpu/host1x/hw/host1x05_hardware.h b/drivers/gpu/host1x/hw/host1x05_hardware.h new file mode 100644 index 000000000000..2937ebb6be11 --- /dev/null +++ b/drivers/gpu/host1x/hw/host1x05_hardware.h @@ -0,0 +1,142 @@ +/* + * Tegra host1x Register Offsets for Tegra210 + * + * Copyright (c) 2015 NVIDIA Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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 __HOST1X_HOST1X05_HARDWARE_H +#define __HOST1X_HOST1X05_HARDWARE_H + +#include <linux/types.h> +#include <linux/bitops.h> + +#include "hw_host1x05_channel.h" +#include "hw_host1x05_sync.h" +#include "hw_host1x05_uclass.h" + +static inline u32 host1x_class_host_wait_syncpt( + unsigned indx, unsigned threshold) +{ + return host1x_uclass_wait_syncpt_indx_f(indx) + | host1x_uclass_wait_syncpt_thresh_f(threshold); +} + +static inline u32 host1x_class_host_load_syncpt_base( + unsigned indx, unsigned threshold) +{ + return host1x_uclass_load_syncpt_base_base_indx_f(indx) + | host1x_uclass_load_syncpt_base_value_f(threshold); +} + +static inline u32 host1x_class_host_wait_syncpt_base( + unsigned indx, unsigned base_indx, unsigned offset) +{ + return host1x_uclass_wait_syncpt_base_indx_f(indx) + | host1x_uclass_wait_syncpt_base_base_indx_f(base_indx) + | host1x_uclass_wait_syncpt_base_offset_f(offset); +} + +static inline u32 host1x_class_host_incr_syncpt_base( + unsigned base_indx, unsigned offset) +{ + return host1x_uclass_incr_syncpt_base_base_indx_f(base_indx) + | host1x_uclass_incr_syncpt_base_offset_f(offset); +} + +static inline u32 host1x_class_host_incr_syncpt( + unsigned cond, unsigned indx) +{ + return host1x_uclass_incr_syncpt_cond_f(cond) + | host1x_uclass_incr_syncpt_indx_f(indx); +} + +static inline u32 host1x_class_host_indoff_reg_write( + unsigned mod_id, unsigned offset, bool auto_inc) +{ + u32 v = host1x_uclass_indoff_indbe_f(0xf) + | host1x_uclass_indoff_indmodid_f(mod_id) + | host1x_uclass_indoff_indroffset_f(offset); + if (auto_inc) + v |= host1x_uclass_indoff_autoinc_f(1); + return v; +} + +static inline u32 host1x_class_host_indoff_reg_read( + unsigned mod_id, unsigned offset, bool auto_inc) +{ + u32 v = host1x_uclass_indoff_indmodid_f(mod_id) + | host1x_uclass_indoff_indroffset_f(offset) + | host1x_uclass_indoff_rwn_read_v(); + if (auto_inc) + v |= host1x_uclass_indoff_autoinc_f(1); + return v; +} + +/* cdma opcodes */ +static inline u32 host1x_opcode_setclass( + unsigned class_id, unsigned offset, unsigned mask) +{ + return (0 << 28) | (offset << 16) | (class_id << 6) | mask; +} + +static inline u32 host1x_opcode_incr(unsigned offset, unsigned count) +{ + return (1 << 28) | (offset << 16) | count; +} + +static inline u32 host1x_opcode_nonincr(unsigned offset, unsigned count) +{ + return (2 << 28) | (offset << 16) | count; +} + +static inline u32 host1x_opcode_mask(unsigned offset, unsigned mask) +{ + return (3 << 28) | (offset << 16) | mask; +} + +static inline u32 host1x_opcode_imm(unsigned offset, unsigned value) +{ + return (4 << 28) | (offset << 16) | value; +} + +static inline u32 host1x_opcode_imm_incr_syncpt(unsigned cond, unsigned indx) +{ + return host1x_opcode_imm(host1x_uclass_incr_syncpt_r(), + host1x_class_host_incr_syncpt(cond, indx)); +} + +static inline u32 host1x_opcode_restart(unsigned address) +{ + return (5 << 28) | (address >> 4); +} + +static inline u32 host1x_opcode_gather(unsigned count) +{ + return (6 << 28) | count; +} + +static inline u32 host1x_opcode_gather_nonincr(unsigned offset, unsigned count) +{ + return (6 << 28) | (offset << 16) | BIT(15) | count; +} + +static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count) +{ + return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count; +} + +#define HOST1X_OPCODE_NOP host1x_opcode_nonincr(0, 0) + +#endif diff --git a/drivers/gpu/host1x/hw/hw_host1x05_channel.h b/drivers/gpu/host1x/hw/hw_host1x05_channel.h new file mode 100644 index 000000000000..fce6e2c1ff4c --- /dev/null +++ b/drivers/gpu/host1x/hw/hw_host1x05_channel.h @@ -0,0 +1,121 @@ +/* + * Copyright (c) 2015 NVIDIA Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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/>. + * + */ + + /* + * Function naming determines intended use: + * + * <x>_r(void) : Returns the offset for register <x>. + * + * <x>_w(void) : Returns the word offset for word (4 byte) element <x>. + * + * <x>_<y>_s(void) : Returns size of field <y> of register <x> in bits. + * + * <x>_<y>_f(u32 v) : Returns a value based on 'v' which has been shifted + * and masked to place it at field <y> of register <x>. This value + * can be |'d with others to produce a full register value for + * register <x>. + * + * <x>_<y>_m(void) : Returns a mask for field <y> of register <x>. This + * value can be ~'d and then &'d to clear the value of field <y> for + * register <x>. + * + * <x>_<y>_<z>_f(void) : Returns the constant value <z> after being shifted + * to place it at field <y> of register <x>. This value can be |'d + * with others to produce a full register value for <x>. + * + * <x>_<y>_v(u32 r) : Returns the value of field <y> from a full register + * <x> value 'r' after being shifted to place its LSB at bit 0. + * This value is suitable for direct comparison with other unshifted + * values appropriate for use in field <y> of register <x>. + * + * <x>_<y>_<z>_v(void) : Returns the constant value for <z> defined for + * field <y> of register <x>. This value is suitable for direct + * comparison with unshifted values appropriate for use in field <y> + * of register <x>. + */ + +#ifndef HOST1X_HW_HOST1X05_CHANNEL_H +#define HOST1X_HW_HOST1X05_CHANNEL_H + +static inline u32 host1x_channel_fifostat_r(void) +{ + return 0x0; +} +#define HOST1X_CHANNEL_FIFOSTAT \ + host1x_channel_fifostat_r() +static inline u32 host1x_channel_fifostat_cfempty_v(u32 r) +{ + return (r >> 11) & 0x1; +} +#define HOST1X_CHANNEL_FIFOSTAT_CFEMPTY_V(r) \ + host1x_channel_fifostat_cfempty_v(r) +static inline u32 host1x_channel_dmastart_r(void) +{ + return 0x14; +} +#define HOST1X_CHANNEL_DMASTART \ + host1x_channel_dmastart_r() +static inline u32 host1x_channel_dmaput_r(void) +{ + return 0x18; +} +#define HOST1X_CHANNEL_DMAPUT \ + host1x_channel_dmaput_r() +static inline u32 host1x_channel_dmaget_r(void) +{ + return 0x1c; +} +#define HOST1X_CHANNEL_DMAGET \ + host1x_channel_dmaget_r() +static inline u32 host1x_channel_dmaend_r(void) +{ + return 0x20; +} +#define HOST1X_CHANNEL_DMAEND \ + host1x_channel_dmaend_r() +static inline u32 host1x_channel_dmactrl_r(void) +{ + return 0x24; +} +#define HOST1X_CHANNEL_DMACTRL \ + host1x_channel_dmactrl_r() +static inline u32 host1x_channel_dmactrl_dmastop(void) +{ + return 1 << 0; +} +#define HOST1X_CHANNEL_DMACTRL_DMASTOP \ + host1x_channel_dmactrl_dmastop() +static inline u32 host1x_channel_dmactrl_dmastop_v(u32 r) +{ + return (r >> 0) & 0x1; +} +#define HOST1X_CHANNEL_DMACTRL_DMASTOP_V(r) \ + host1x_channel_dmactrl_dmastop_v(r) +static inline u32 host1x_channel_dmactrl_dmagetrst(void) +{ + return 1 << 1; +} +#define HOST1X_CHANNEL_DMACTRL_DMAGETRST \ + host1x_channel_dmactrl_dmagetrst() +static inline u32 host1x_channel_dmactrl_dmainitget(void) +{ + return 1 << 2; +} +#define HOST1X_CHANNEL_DMACTRL_DMAINITGET \ + host1x_channel_dmactrl_dmainitget() + +#endif diff --git a/drivers/gpu/host1x/hw/hw_host1x05_sync.h b/drivers/gpu/host1x/hw/hw_host1x05_sync.h new file mode 100644 index 000000000000..ca10eee5045c --- /dev/null +++ b/drivers/gpu/host1x/hw/hw_host1x05_sync.h @@ -0,0 +1,243 @@ +/* + * Copyright (c) 2015 NVIDIA Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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/>. + * + */ + + /* + * Function naming determines intended use: + * + * <x>_r(void) : Returns the offset for register <x>. + * + * <x>_w(void) : Returns the word offset for word (4 byte) element <x>. + * + * <x>_<y>_s(void) : Returns size of field <y> of register <x> in bits. + * + * <x>_<y>_f(u32 v) : Returns a value based on 'v' which has been shifted + * and masked to place it at field <y> of register <x>. This value + * can be |'d with others to produce a full register value for + * register <x>. + * + * <x>_<y>_m(void) : Returns a mask for field <y> of register <x>. This + * value can be ~'d and then &'d to clear the value of field <y> for + * register <x>. + * + * <x>_<y>_<z>_f(void) : Returns the constant value <z> after being shifted + * to place it at field <y> of register <x>. This value can be |'d + * with others to produce a full register value for <x>. + * + * <x>_<y>_v(u32 r) : Returns the value of field <y> from a full register + * <x> value 'r' after being shifted to place its LSB at bit 0. + * This value is suitable for direct comparison with other unshifted + * values appropriate for use in field <y> of register <x>. + * + * <x>_<y>_<z>_v(void) : Returns the constant value for <z> defined for + * field <y> of register <x>. This value is suitable for direct + * comparison with unshifted values appropriate for use in field <y> + * of register <x>. + */ + +#ifndef HOST1X_HW_HOST1X05_SYNC_H +#define HOST1X_HW_HOST1X05_SYNC_H + +#define REGISTER_STRIDE 4 + +static inline u32 host1x_sync_syncpt_r(unsigned int id) +{ + return 0xf80 + id * REGISTER_STRIDE; +} +#define HOST1X_SYNC_SYNCPT(id) \ + host1x_sync_syncpt_r(id) +static inline u32 host1x_sync_syncpt_thresh_cpu0_int_status_r(unsigned int id) +{ + return 0xe80 + id * REGISTER_STRIDE; +} +#define HOST1X_SYNC_SYNCPT_THRESH_CPU0_INT_STATUS(id) \ + host1x_sync_syncpt_thresh_cpu0_int_status_r(id) +static inline u32 host1x_sync_syncpt_thresh_int_disable_r(unsigned int id) +{ + return 0xf00 + id * REGISTER_STRIDE; +} +#define HOST1X_SYNC_SYNCPT_THRESH_INT_DISABLE(id) \ + host1x_sync_syncpt_thresh_int_disable_r(id) +static inline u32 host1x_sync_syncpt_thresh_int_enable_cpu0_r(unsigned int id) +{ + return 0xf20 + id * REGISTER_STRIDE; +} +#define HOST1X_SYNC_SYNCPT_THRESH_INT_ENABLE_CPU0(id) \ + host1x_sync_syncpt_thresh_int_enable_cpu0_r(id) +static inline u32 host1x_sync_cf_setup_r(unsigned int channel) +{ + return 0xc00 + channel * REGISTER_STRIDE; +} +#define HOST1X_SYNC_CF_SETUP(channel) \ + host1x_sync_cf_setup_r(channel) +static inline u32 host1x_sync_cf_setup_base_v(u32 r) +{ + return (r >> 0) & 0x3ff; +} +#define HOST1X_SYNC_CF_SETUP_BASE_V(r) \ + host1x_sync_cf_setup_base_v(r) +static inline u32 host1x_sync_cf_setup_limit_v(u32 r) +{ + return (r >> 16) & 0x3ff; +} +#define HOST1X_SYNC_CF_SETUP_LIMIT_V(r) \ + host1x_sync_cf_setup_limit_v(r) +static inline u32 host1x_sync_cmdproc_stop_r(void) +{ + return 0xac; +} +#define HOST1X_SYNC_CMDPROC_STOP \ + host1x_sync_cmdproc_stop_r() +static inline u32 host1x_sync_ch_teardown_r(void) +{ + return 0xb0; +} +#define HOST1X_SYNC_CH_TEARDOWN \ + host1x_sync_ch_teardown_r() +static inline u32 host1x_sync_usec_clk_r(void) +{ + return 0x1a4; +} +#define HOST1X_SYNC_USEC_CLK \ + host1x_sync_usec_clk_r() +static inline u32 host1x_sync_ctxsw_timeout_cfg_r(void) +{ + return 0x1a8; +} +#define HOST1X_SYNC_CTXSW_TIMEOUT_CFG \ + host1x_sync_ctxsw_timeout_cfg_r() +static inline u32 host1x_sync_ip_busy_timeout_r(void) +{ + return 0x1bc; +} +#define HOST1X_SYNC_IP_BUSY_TIMEOUT \ + host1x_sync_ip_busy_timeout_r() +static inline u32 host1x_sync_mlock_owner_r(unsigned int id) +{ + return 0x340 + id * REGISTER_STRIDE; +} +#define HOST1X_SYNC_MLOCK_OWNER(id) \ + host1x_sync_mlock_owner_r(id) +static inline u32 host1x_sync_mlock_owner_chid_v(u32 r) +{ + return (r >> 8) & 0xf; +} +#define HOST1X_SYNC_MLOCK_OWNER_CHID_V(v) \ + host1x_sync_mlock_owner_chid_v(v) +static inline u32 host1x_sync_mlock_owner_cpu_owns_v(u32 r) +{ + return (r >> 1) & 0x1; +} +#define HOST1X_SYNC_MLOCK_OWNER_CPU_OWNS_V(r) \ + host1x_sync_mlock_owner_cpu_owns_v(r) +static inline u32 host1x_sync_mlock_owner_ch_owns_v(u32 r) +{ + return (r >> 0) & 0x1; +} +#define HOST1X_SYNC_MLOCK_OWNER_CH_OWNS_V(r) \ + host1x_sync_mlock_owner_ch_owns_v(r) +static inline u32 host1x_sync_syncpt_int_thresh_r(unsigned int id) +{ + return 0x1380 + id * REGISTER_STRIDE; +} +#define HOST1X_SYNC_SYNCPT_INT_THRESH(id) \ + host1x_sync_syncpt_int_thresh_r(id) +static inline u32 host1x_sync_syncpt_base_r(unsigned int id) +{ + return 0x600 + id * REGISTER_STRIDE; +} +#define HOST1X_SYNC_SYNCPT_BASE(id) \ + host1x_sync_syncpt_base_r(id) +static inline u32 host1x_sync_syncpt_cpu_incr_r(unsigned int id) +{ + return 0xf60 + id * REGISTER_STRIDE; +} +#define HOST1X_SYNC_SYNCPT_CPU_INCR(id) \ + host1x_sync_syncpt_cpu_incr_r(id) +static inline u32 host1x_sync_cbread_r(unsigned int channel) +{ + return 0xc80 + channel * REGISTER_STRIDE; +} +#define HOST1X_SYNC_CBREAD(channel) \ + host1x_sync_cbread_r(channel) +static inline u32 host1x_sync_cfpeek_ctrl_r(void) +{ + return 0x74c; +} +#define HOST1X_SYNC_CFPEEK_CTRL \ + host1x_sync_cfpeek_ctrl_r() +static inline u32 host1x_sync_cfpeek_ctrl_addr_f(u32 v) +{ + return (v & 0x3ff) << 0; +} +#define HOST1X_SYNC_CFPEEK_CTRL_ADDR_F(v) \ + host1x_sync_cfpeek_ctrl_addr_f(v) +static inline u32 host1x_sync_cfpeek_ctrl_channr_f(u32 v) +{ + return (v & 0xf) << 16; +} +#define HOST1X_SYNC_CFPEEK_CTRL_CHANNR_F(v) \ + host1x_sync_cfpeek_ctrl_channr_f(v) +static inline u32 host1x_sync_cfpeek_ctrl_ena_f(u32 v) +{ + return (v & 0x1) << 31; +} +#define HOST1X_SYNC_CFPEEK_CTRL_ENA_F(v) \ + host1x_sync_cfpeek_ctrl_ena_f(v) +static inline u32 host1x_sync_cfpeek_read_r(void) +{ + return 0x750; +} +#define HOST1X_SYNC_CFPEEK_READ \ + host1x_sync_cfpeek_read_r() +static inline u32 host1x_sync_cfpeek_ptrs_r(void) +{ + return 0x754; +} +#define HOST1X_SYNC_CFPEEK_PTRS \ + host1x_sync_cfpeek_ptrs_r() +static inline u32 host1x_sync_cfpeek_ptrs_cf_rd_ptr_v(u32 r) +{ + return (r >> 0) & 0x3ff; +} +#define HOST1X_SYNC_CFPEEK_PTRS_CF_RD_PTR_V(r) \ + host1x_sync_cfpeek_ptrs_cf_rd_ptr_v(r) +static inline u32 host1x_sync_cfpeek_ptrs_cf_wr_ptr_v(u32 r) +{ + return (r >> 16) & 0x3ff; +} +#define HOST1X_SYNC_CFPEEK_PTRS_CF_WR_PTR_V(r) \ + host1x_sync_cfpeek_ptrs_cf_wr_ptr_v(r) +static inline u32 host1x_sync_cbstat_r(unsigned int channel) +{ + return 0xcc0 + channel * REGISTER_STRIDE; +} +#define HOST1X_SYNC_CBSTAT(channel) \ + host1x_sync_cbstat_r(channel) +static inline u32 host1x_sync_cbstat_cboffset_v(u32 r) +{ + return (r >> 0) & 0xffff; +} +#define HOST1X_SYNC_CBSTAT_CBOFFSET_V(r) \ + host1x_sync_cbstat_cboffset_v(r) +static inline u32 host1x_sync_cbstat_cbclass_v(u32 r) +{ + return (r >> 16) & 0x3ff; +} +#define HOST1X_SYNC_CBSTAT_CBCLASS_V(r) \ + host1x_sync_cbstat_cbclass_v(r) + +#endif diff --git a/drivers/gpu/host1x/hw/hw_host1x05_uclass.h b/drivers/gpu/host1x/hw/hw_host1x05_uclass.h new file mode 100644 index 000000000000..0c411da6bc41 --- /dev/null +++ b/drivers/gpu/host1x/hw/hw_host1x05_uclass.h @@ -0,0 +1,181 @@ +/* + * Copyright (c) 2015 NVIDIA Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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/>. + * + */ + + /* + * Function naming determines intended use: + * + * <x>_r(void) : Returns the offset for register <x>. + * + * <x>_w(void) : Returns the word offset for word (4 byte) element <x>. + * + * <x>_<y>_s(void) : Returns size of field <y> of register <x> in bits. + * + * <x>_<y>_f(u32 v) : Returns a value based on 'v' which has been shifted + * and masked to place it at field <y> of register <x>. This value + * can be |'d with others to produce a full register value for + * register <x>. + * + * <x>_<y>_m(void) : Returns a mask for field <y> of register <x>. This + * value can be ~'d and then &'d to clear the value of field <y> for + * register <x>. + * + * <x>_<y>_<z>_f(void) : Returns the constant value <z> after being shifted + * to place it at field <y> of register <x>. This value can be |'d + * with others to produce a full register value for <x>. + * + * <x>_<y>_v(u32 r) : Returns the value of field <y> from a full register + * <x> value 'r' after being shifted to place its LSB at bit 0. + * This value is suitable for direct comparison with other unshifted + * values appropriate for use in field <y> of register <x>. + * + * <x>_<y>_<z>_v(void) : Returns the constant value for <z> defined for + * field <y> of register <x>. This value is suitable for direct + * comparison with unshifted values appropriate for use in field <y> + * of register <x>. + */ + +#ifndef HOST1X_HW_HOST1X05_UCLASS_H +#define HOST1X_HW_HOST1X05_UCLASS_H + +static inline u32 host1x_uclass_incr_syncpt_r(void) +{ + return 0x0; +} +#define HOST1X_UCLASS_INCR_SYNCPT \ + host1x_uclass_incr_syncpt_r() +static inline u32 host1x_uclass_incr_syncpt_cond_f(u32 v) +{ + return (v & 0xff) << 8; +} +#define HOST1X_UCLASS_INCR_SYNCPT_COND_F(v) \ + host1x_uclass_incr_syncpt_cond_f(v) +static inline u32 host1x_uclass_incr_syncpt_indx_f(u32 v) +{ + return (v & 0xff) << 0; +} +#define HOST1X_UCLASS_INCR_SYNCPT_INDX_F(v) \ + host1x_uclass_incr_syncpt_indx_f(v) +static inline u32 host1x_uclass_wait_syncpt_r(void) +{ + return 0x8; +} +#define HOST1X_UCLASS_WAIT_SYNCPT \ + host1x_uclass_wait_syncpt_r() +static inline u32 host1x_uclass_wait_syncpt_indx_f(u32 v) +{ + return (v & 0xff) << 24; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_INDX_F(v) \ + host1x_uclass_wait_syncpt_indx_f(v) +static inline u32 host1x_uclass_wait_syncpt_thresh_f(u32 v) +{ + return (v & 0xffffff) << 0; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_THRESH_F(v) \ + host1x_uclass_wait_syncpt_thresh_f(v) +static inline u32 host1x_uclass_wait_syncpt_base_r(void) +{ + return 0x9; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_BASE \ + host1x_uclass_wait_syncpt_base_r() +static inline u32 host1x_uclass_wait_syncpt_base_indx_f(u32 v) +{ + return (v & 0xff) << 24; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_BASE_INDX_F(v) \ + host1x_uclass_wait_syncpt_base_indx_f(v) +static inline u32 host1x_uclass_wait_syncpt_base_base_indx_f(u32 v) +{ + return (v & 0xff) << 16; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_BASE_BASE_INDX_F(v) \ + host1x_uclass_wait_syncpt_base_base_indx_f(v) +static inline u32 host1x_uclass_wait_syncpt_base_offset_f(u32 v) +{ + return (v & 0xffff) << 0; +} +#define HOST1X_UCLASS_WAIT_SYNCPT_BASE_OFFSET_F(v) \ + host1x_uclass_wait_syncpt_base_offset_f(v) +static inline u32 host1x_uclass_load_syncpt_base_r(void) +{ + return 0xb; +} +#define HOST1X_UCLASS_LOAD_SYNCPT_BASE \ + host1x_uclass_load_syncpt_base_r() +static inline u32 host1x_uclass_load_syncpt_base_base_indx_f(u32 v) +{ + return (v & 0xff) << 24; +} +#define HOST1X_UCLASS_LOAD_SYNCPT_BASE_BASE_INDX_F(v) \ + host1x_uclass_load_syncpt_base_base_indx_f(v) +static inline u32 host1x_uclass_load_syncpt_base_value_f(u32 v) +{ + return (v & 0xffffff) << 0; +} +#define HOST1X_UCLASS_LOAD_SYNCPT_BASE_VALUE_F(v) \ + host1x_uclass_load_syncpt_base_value_f(v) +static inline u32 host1x_uclass_incr_syncpt_base_base_indx_f(u32 v) +{ + return (v & 0xff) << 24; +} +#define HOST1X_UCLASS_INCR_SYNCPT_BASE_BASE_INDX_F(v) \ + host1x_uclass_incr_syncpt_base_base_indx_f(v) +static inline u32 host1x_uclass_incr_syncpt_base_offset_f(u32 v) +{ + return (v & 0xffffff) << 0; +} +#define HOST1X_UCLASS_INCR_SYNCPT_BASE_OFFSET_F(v) \ + host1x_uclass_incr_syncpt_base_offset_f(v) +static inline u32 host1x_uclass_indoff_r(void) +{ + return 0x2d; +} +#define HOST1X_UCLASS_INDOFF \ + host1x_uclass_indoff_r() +static inline u32 host1x_uclass_indoff_indbe_f(u32 v) +{ + return (v & 0xf) << 28; +} +#define HOST1X_UCLASS_INDOFF_INDBE_F(v) \ + host1x_uclass_indoff_indbe_f(v) +static inline u32 host1x_uclass_indoff_autoinc_f(u32 v) +{ + return (v & 0x1) << 27; +} +#define HOST1X_UCLASS_INDOFF_AUTOINC_F(v) \ + host1x_uclass_indoff_autoinc_f(v) +static inline u32 host1x_uclass_indoff_indmodid_f(u32 v) +{ + return (v & 0xff) << 18; +} +#define HOST1X_UCLASS_INDOFF_INDMODID_F(v) \ + host1x_uclass_indoff_indmodid_f(v) +static inline u32 host1x_uclass_indoff_indroffset_f(u32 v) +{ + return (v & 0xffff) << 2; +} +#define HOST1X_UCLASS_INDOFF_INDROFFSET_F(v) \ + host1x_uclass_indoff_indroffset_f(v) +static inline u32 host1x_uclass_indoff_rwn_read_v(void) +{ + return 1; +} +#define HOST1X_UCLASS_INDOFF_INDROFFSET_F(v) \ + host1x_uclass_indoff_indroffset_f(v) + +#endif diff --git a/include/drm/drm_mipi_dsi.h b/include/drm/drm_mipi_dsi.h index f1d8d0dbb4f1..1b3b1f8c8cdf 100644 --- a/include/drm/drm_mipi_dsi.h +++ b/include/drm/drm_mipi_dsi.h @@ -163,9 +163,36 @@ static inline struct mipi_dsi_device *to_mipi_dsi_device(struct device *dev) return container_of(dev, struct mipi_dsi_device, dev); } +/** + * mipi_dsi_pixel_format_to_bpp - obtain the number of bits per pixel for any + * given pixel format defined by the MIPI DSI + * specification + * @fmt: MIPI DSI pixel format + * + * Returns: The number of bits per pixel of the given pixel format. + */ +static inline int mipi_dsi_pixel_format_to_bpp(enum mipi_dsi_pixel_format fmt) +{ + switch (fmt) { + case MIPI_DSI_FMT_RGB888: + case MIPI_DSI_FMT_RGB666: + return 24; + + case MIPI_DSI_FMT_RGB666_PACKED: + return 18; + + case MIPI_DSI_FMT_RGB565: + return 16; + } + + return -EINVAL; +} + struct mipi_dsi_device *of_find_mipi_dsi_device_by_node(struct device_node *np); int mipi_dsi_attach(struct mipi_dsi_device *dsi); int mipi_dsi_detach(struct mipi_dsi_device *dsi); +int mipi_dsi_shutdown_peripheral(struct mipi_dsi_device *dsi); +int mipi_dsi_turn_on_peripheral(struct mipi_dsi_device *dsi); int mipi_dsi_set_maximum_return_packet_size(struct mipi_dsi_device *dsi, u16 value); |