/openbmc/linux/drivers/video/backlight/ |
H A D | lp8788_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * TI LP8788 MFD - backlight driver 32 #define DEFAULT_BL_NAME "lcd-backlight" 71 static int lp8788_backlight_configure(struct lp8788_bl *bl) in lp8788_backlight_configure() argument 73 struct lp8788_backlight_platform_data *pdata = bl->pdata; in lp8788_backlight_configure() 83 cfg->bl_mode = pdata->bl_mode; in lp8788_backlight_configure() 84 cfg->dim_mode = pdata->dim_mode; in lp8788_backlight_configure() 85 cfg->full_scale = pdata->full_scale; in lp8788_backlight_configure() 86 cfg->rise_time = pdata->rise_time; in lp8788_backlight_configure() 87 cfg->fall_time = pdata->fall_time; in lp8788_backlight_configure() [all …]
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H A D | da9052_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 53 if (wleds->state == DA9052_WLEDS_OFF) { in da9052_adjust_wled_brightness() 58 ret = da9052_reg_write(wleds->da9052, DA9052_BOOST_REG, boost_en); in da9052_adjust_wled_brightness() 62 ret = da9052_reg_write(wleds->da9052, DA9052_LED_CONT_REG, i_sink); in da9052_adjust_wled_brightness() 66 ret = da9052_reg_write(wleds->da9052, wled_bank[wleds->led_reg], 0x0); in da9052_adjust_wled_brightness() 72 if (wleds->brightness) { in da9052_adjust_wled_brightness() 73 ret = da9052_reg_write(wleds->da9052, wled_bank[wleds->led_reg], in da9052_adjust_wled_brightness() 74 wleds->brightness); in da9052_adjust_wled_brightness() 82 static int da9052_backlight_update_status(struct backlight_device *bl) in da9052_backlight_update_status() argument 84 int brightness = bl->props.brightness; in da9052_backlight_update_status() [all …]
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H A D | 88pm860x_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 40 int ret = -EINVAL; in backlight_power_set() 59 static int pm860x_backlight_set(struct backlight_device *bl, int brightness) in pm860x_backlight_set() argument 61 struct pm860x_backlight_data *data = bl_get_data(bl); in pm860x_backlight_set() 62 struct pm860x_chip *chip = data->chip; in pm860x_backlight_set() 72 backlight_power_set(chip, data->port, 1); in pm860x_backlight_set() 74 ret = pm860x_reg_write(data->i2c, data->reg_duty_cycle, value); in pm860x_backlight_set() 78 if ((data->current_brightness == 0) && brightness) { in pm860x_backlight_set() 79 if (data->iset) { in pm860x_backlight_set() 80 ret = pm860x_set_bits(data->i2c, data->reg_current, in pm860x_backlight_set() [all …]
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H A D | ep93xx_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 26 static int ep93xxbl_set(struct backlight_device *bl, int brightness) in ep93xxbl_set() argument 28 struct ep93xxbl *ep93xxbl = bl_get_data(bl); in ep93xxbl_set() 30 writel((brightness << 8) | EP93XX_MAX_COUNT, ep93xxbl->mmio); in ep93xxbl_set() 32 ep93xxbl->brightness = brightness; in ep93xxbl_set() 37 static int ep93xxbl_update_status(struct backlight_device *bl) in ep93xxbl_update_status() argument 39 return ep93xxbl_set(bl, backlight_get_brightness(bl)); in ep93xxbl_update_status() 42 static int ep93xxbl_get_brightness(struct backlight_device *bl) in ep93xxbl_get_brightness() argument 44 struct ep93xxbl *ep93xxbl = bl_get_data(bl); in ep93xxbl_get_brightness() 46 return ep93xxbl->brightness; in ep93xxbl_get_brightness() [all …]
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H A D | pcf50633-backlight.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 3 * Copyright (C) 2009-2010, Lars-Peter Clausen <lars@metafoo.de> 20 struct backlight_device *bl; member 34 * @limit: The brightness limit. Valid values are 0-63 38 struct pcf50633_bl *pcf_bl = platform_get_drvdata(pcf->bl_pdev); in pcf50633_bl_set_brightness_limit() 41 return -ENODEV; in pcf50633_bl_set_brightness_limit() 43 pcf_bl->brightness_limit = limit & 0x3f; in pcf50633_bl_set_brightness_limit() 44 backlight_update_status(pcf_bl->bl); in pcf50633_bl_set_brightness_limit() 49 static int pcf50633_bl_update_status(struct backlight_device *bl) in pcf50633_bl_update_status() argument 51 struct pcf50633_bl *pcf_bl = bl_get_data(bl); in pcf50633_bl_update_status() [all …]
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H A D | lm3533_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 3 * lm3533-bl.c -- LM3533 Backlight driver 5 * Copyright (C) 2011-2012 Texas Instruments 34 static inline int lm3533_bl_get_ctrlbank_id(struct lm3533_bl *bl) in lm3533_bl_get_ctrlbank_id() argument 36 return bl->id; in lm3533_bl_get_ctrlbank_id() 41 struct lm3533_bl *bl = bl_get_data(bd); in lm3533_bl_update_status() local 43 return lm3533_ctrlbank_set_brightness(&bl->cb, backlight_get_brightness(bd)); in lm3533_bl_update_status() 48 struct lm3533_bl *bl = bl_get_data(bd); in lm3533_bl_get_brightness() local 52 ret = lm3533_ctrlbank_get_brightness(&bl->cb, &val); in lm3533_bl_get_brightness() 67 struct lm3533_bl *bl = dev_get_drvdata(dev); in show_id() local [all …]
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H A D | da903x_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 8 * Copyright (C) 2006-2008 Marvell International Ltd. 40 static int da903x_backlight_set(struct backlight_device *bl, int brightness) in da903x_backlight_set() argument 42 struct da903x_backlight_data *data = bl_get_data(bl); in da903x_backlight_set() 43 struct device *dev = data->da903x_dev; in da903x_backlight_set() 47 switch (data->id) { in da903x_backlight_set() 54 if (data->current_brightness && brightness == 0) in da903x_backlight_set() 59 if (data->current_brightness == 0 && brightness) in da903x_backlight_set() 74 data->current_brightness = brightness; in da903x_backlight_set() 78 static int da903x_backlight_update_status(struct backlight_device *bl) in da903x_backlight_update_status() argument [all …]
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H A D | pandora_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 4 * Pandora uses TWL4030 PWM0 -> TPS61161 combo for control backlight. 33 #define MAX_USER_VALUE (MAX_VALUE - MIN_VALUE) 40 static int pandora_backlight_update_status(struct backlight_device *bl) in pandora_backlight_update_status() argument 42 int brightness = bl->props.brightness; in pandora_backlight_update_status() 43 struct pandora_private *priv = bl_get_data(bl); in pandora_backlight_update_status() 46 if (bl->props.power != FB_BLANK_UNBLANK) in pandora_backlight_update_status() 48 if (bl->props.state & BL_CORE_FBBLANK) in pandora_backlight_update_status() 50 if (bl->props.state & BL_CORE_SUSPENDED) in pandora_backlight_update_status() 57 if (priv->old_state == PANDORABL_WAS_OFF) in pandora_backlight_update_status() [all …]
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H A D | omap1_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 17 #include <linux/soc/ti/omap1-io.h> 18 #include <linux/soc/ti/omap1-mux.h> 40 static void omapbl_blank(struct omap_backlight *bl, int mode) in omapbl_blank() argument 42 if (bl->pdata->set_power) in omapbl_blank() 43 bl->pdata->set_power(bl->dev, mode); in omapbl_blank() 55 omapbl_send_intensity(bl->current_intensity); in omapbl_blank() 65 struct omap_backlight *bl = bl_get_data(bl_dev); in omapbl_suspend() local 67 omapbl_blank(bl, FB_BLANK_POWERDOWN); in omapbl_suspend() 74 struct omap_backlight *bl = bl_get_data(bl_dev); in omapbl_resume() local [all …]
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H A D | lp855x_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 40 #define DEFAULT_BL_NAME "lcd-backlight" 70 struct backlight_device *bl; member 81 return i2c_smbus_write_byte_data(lp->client, reg, data); in lp855x_write_byte() 89 ret = i2c_smbus_read_byte_data(lp->client, reg); in lp855x_update_bit() 91 dev_err(lp->dev, "failed to read 0x%.2x\n", reg); in lp855x_update_bit() 106 switch (lp->chip_id) { in lp855x_is_valid_rom_area() 173 struct lp855x_platform_data *pd = lp->pdata; in lp855x_configure() 175 if (lp->cfg->pre_init_device) { in lp855x_configure() 176 ret = lp->cfg->pre_init_device(lp); in lp855x_configure() [all …]
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H A D | adp5520_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 26 static int adp5520_bl_set(struct backlight_device *bl, int brightness) in adp5520_bl_set() argument 28 struct adp5520_bl *data = bl_get_data(bl); in adp5520_bl_set() 29 struct device *master = data->master; in adp5520_bl_set() 32 if (data->pdata->en_ambl_sens) { in adp5520_bl_set() 41 * MAX_BRIGHTNESS -> Enable Ambient Light auto adjust in adp5520_bl_set() 45 data->cached_daylight_max); in adp5520_bl_set() 53 if (data->current_brightness && brightness == 0) in adp5520_bl_set() 56 else if (data->current_brightness == 0 && brightness) in adp5520_bl_set() 61 data->current_brightness = brightness; in adp5520_bl_set() [all …]
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H A D | gpio_backlight.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * gpio_backlight.c - Simple GPIO-controlled backlight 24 static int gpio_backlight_update_status(struct backlight_device *bl) in gpio_backlight_update_status() argument 26 struct gpio_backlight *gbl = bl_get_data(bl); in gpio_backlight_update_status() 28 gpiod_set_value_cansleep(gbl->gpiod, backlight_get_brightness(bl)); in gpio_backlight_update_status() 33 static int gpio_backlight_check_fb(struct backlight_device *bl, in gpio_backlight_check_fb() argument 36 struct gpio_backlight *gbl = bl_get_data(bl); in gpio_backlight_check_fb() 38 return !gbl->dev || gbl->dev == info->device; in gpio_backlight_check_fb() 49 struct device *dev = &pdev->dev; in gpio_backlight_probe() 51 struct device_node *of_node = dev->of_node; in gpio_backlight_probe() [all …]
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H A D | arcxcnn_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 22 * @name : Backlight driver name (NULL will use default) 33 const char *name; member 48 #define ARCXCNN_CMD_OVP_MASK 0x0C /* --- Over Voltage Threshold */ 63 #define ARCXCNN_LEDEN_ISETEXT 0x80 /* Full-scale current set extern */ 89 struct backlight_device *bl; member 99 ret = i2c_smbus_read_byte_data(lp->client, reg); in arcxcnn_update_field() 101 dev_err(lp->dev, "failed to read 0x%.2x\n", reg); in arcxcnn_update_field() 109 return i2c_smbus_write_byte_data(lp->client, reg, tmp); in arcxcnn_update_field() 119 ret = i2c_smbus_write_byte_data(lp->client, in arcxcnn_set_brightness() [all …]
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H A D | lm3639_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 51 struct lm3639_platform_data *pdata = pchip->pdata; in lm3639_chip_init() 55 regmap_update_bits(pchip->regmap, REG_BL_CONF_1, 0x08, in lm3639_chip_init() 56 pdata->pin_pwm); in lm3639_chip_init() 60 reg_val = (pdata->pin_pwm & 0x40) | pdata->pin_strobe | pdata->pin_tx; in lm3639_chip_init() 61 ret = regmap_update_bits(pchip->regmap, REG_IO_CTRL, 0x7C, reg_val); in lm3639_chip_init() 66 ret = regmap_write(pchip->regmap, REG_BL_CONF_4, pdata->init_brt_led); in lm3639_chip_init() 70 ret = regmap_write(pchip->regmap, REG_BL_CONF_3, pdata->init_brt_led); in lm3639_chip_init() 75 if (!pdata->init_brt_led) { in lm3639_chip_init() 76 reg_val = pdata->fled_pins; in lm3639_chip_init() [all …]
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H A D | tps65217_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 23 struct backlight_device *bl; member 31 rc = tps65217_set_bits(tps65217_bl->tps, TPS65217_REG_WLEDCTRL1, in tps65217_bl_enable() 35 dev_err(tps65217_bl->dev, in tps65217_bl_enable() 40 tps65217_bl->is_enabled = true; in tps65217_bl_enable() 42 dev_dbg(tps65217_bl->dev, "backlight enabled\n"); in tps65217_bl_enable() 51 rc = tps65217_clear_bits(tps65217_bl->tps, in tps65217_bl_disable() 56 dev_err(tps65217_bl->dev, in tps65217_bl_disable() 61 tps65217_bl->is_enabled = false; in tps65217_bl_disable() 63 dev_dbg(tps65217_bl->dev, "backlight disabled\n"); in tps65217_bl_disable() [all …]
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H A D | wm831x_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 26 static int wm831x_backlight_set(struct backlight_device *bl, int brightness) in wm831x_backlight_set() argument 28 struct wm831x_backlight_data *data = bl_get_data(bl); in wm831x_backlight_set() 29 struct wm831x *wm831x = data->wm831x; in wm831x_backlight_set() 30 int power_up = !data->current_brightness && brightness; in wm831x_backlight_set() 31 int power_down = data->current_brightness && !brightness; in wm831x_backlight_set() 36 ret = wm831x_set_bits(wm831x, data->isink_reg, in wm831x_backlight_set() 41 /* Enable the DC-DC */ in wm831x_backlight_set() 56 ret = wm831x_set_bits(wm831x, data->isink_reg, in wm831x_backlight_set() 63 ret = wm831x_set_bits(wm831x, data->isink_reg, in wm831x_backlight_set() [all …]
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H A D | ktd253-backlight.c | 1 // SPDX-License-Identifier: GPL-2.0-only 4 * Based on code and know-how from the Samsung GT-S7710 33 struct backlight_device *bl; member 40 gpiod_set_value_cansleep(ktd253->gpiod, 1); in ktd253_backlight_set_max_ratio() 63 gpiod_set_value(ktd253->gpiod, 0); in ktd253_backlight_stepdown() 65 gpiod_set_value(ktd253->gpiod, 1); in ktd253_backlight_stepdown() 66 ns = ktime_get_ns() - ns; in ktd253_backlight_stepdown() 68 dev_err(ktd253->dev, "PCM on backlight took too long (%llu ns)\n", ns); in ktd253_backlight_stepdown() 69 return -EAGAIN; in ktd253_backlight_stepdown() 75 static int ktd253_backlight_update_status(struct backlight_device *bl) in ktd253_backlight_update_status() argument [all …]
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H A D | max8925_bl.c | 1 // SPDX-License-Identifier: GPL-2.0-only 22 #define LWX_FREQ(x) (((x - 601) / 100) & 0x7) 32 static int max8925_backlight_set(struct backlight_device *bl, int brightness) in max8925_backlight_set() argument 34 struct max8925_backlight_data *data = bl_get_data(bl); in max8925_backlight_set() 35 struct max8925_chip *chip = data->chip; in max8925_backlight_set() 44 ret = max8925_reg_write(chip->i2c, data->reg_cntl, value); in max8925_backlight_set() 48 if (!data->current_brightness && brightness) in max8925_backlight_set() 50 ret = max8925_set_bits(chip->i2c, data->reg_mode_cntl, 1, 1); in max8925_backlight_set() 53 ret = max8925_set_bits(chip->i2c, data->reg_mode_cntl, 1, 0); in max8925_backlight_set() 56 dev_dbg(chip->dev, "set brightness %d\n", value); in max8925_backlight_set() [all …]
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/openbmc/linux/drivers/gpu/drm/tegra/ |
H A D | riscv.c | 1 // SPDX-License-Identifier: GPL-2.0-only 34 writel(value, riscv->regs + offset); in riscv_writel() 39 struct tegra_drm_riscv_descriptor *bl = &riscv->bl_desc; in tegra_drm_riscv_read_descriptors() local 40 struct tegra_drm_riscv_descriptor *os = &riscv->os_desc; in tegra_drm_riscv_read_descriptors() 41 const struct device_node *np = riscv->dev->of_node; in tegra_drm_riscv_read_descriptors() 44 #define READ_PROP(name, location) \ in tegra_drm_riscv_read_descriptors() argument 45 err = of_property_read_u32(np, name, location); \ in tegra_drm_riscv_read_descriptors() 47 dev_err(riscv->dev, "failed to read " name ": %d\n", err); \ in tegra_drm_riscv_read_descriptors() 51 READ_PROP("nvidia,bl-manifest-offset", &bl->manifest_offset); in tegra_drm_riscv_read_descriptors() 52 READ_PROP("nvidia,bl-code-offset", &bl->code_offset); in tegra_drm_riscv_read_descriptors() [all …]
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/openbmc/linux/drivers/gpu/drm/nouveau/ |
H A D | nouveau_backlight.c | 33 #include <linux/apple-gmux.h> 45 #define BL_NAME_SIZE 15 // 12 for name + 2 for digits + 1 for '\0' 49 struct nouveau_backlight *bl) in nouveau_get_backlight_name() argument 59 bl->id = nb; in nouveau_get_backlight_name() 67 struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev); in nv40_get_intensity() 68 struct nvif_object *device = &drm->client.device.object; in nv40_get_intensity() 79 struct nouveau_drm *drm = nouveau_drm(nv_encoder->base.base.dev); in nv40_set_intensity() 80 struct nvif_object *device = &drm->client.device.object; in nv40_set_intensity() 81 int val = bd->props.brightness; in nv40_set_intensity() 101 struct nouveau_drm *drm = nouveau_drm(encoder->base.base.dev); in nv40_backlight_init() [all …]
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/openbmc/linux/fs/hpfs/ |
H A D | dentry.c | 1 // SPDX-License-Identifier: GPL-2.0 5 * Mikulas Patocka (mikulas@artax.karlin.mff.cuni.cz), 1998-1999 20 unsigned l = qstr->len; in hpfs_hash_dentry() 22 if (l == 1) if (qstr->name[0]=='.') goto x; in hpfs_hash_dentry() 23 if (l == 2) if (qstr->name[0]=='.' || qstr->name[1]=='.') goto x; in hpfs_hash_dentry() 24 hpfs_adjust_length(qstr->name, &l); in hpfs_hash_dentry() 25 /*if (hpfs_chk_name(qstr->name,&l))*/ in hpfs_hash_dentry() 26 /*return -ENAMETOOLONG;*/ in hpfs_hash_dentry() 27 /*return -ENOENT;*/ in hpfs_hash_dentry() 32 hash = partial_name_hash(hpfs_upcase(hpfs_sb(dentry->d_sb)->sb_cp_table,qstr->name[i]), hash); in hpfs_hash_dentry() [all …]
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/openbmc/qemu/block/ |
H A D | blkdebug.c | 4 * Copyright (C) 2016-2017 Red Hat, Inc. 29 #include "qemu/config-file.h" 30 #include "block/block-io.h" 35 #include "qapi/qapi-visit-block-core.h" 39 #include "qapi/qobject-input-visitor.h" 42 /* All APIs are thread-safe */ 116 .name = "inject-error", 120 .name = "event", 124 .name = "state", 128 .name = "iotype", [all …]
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/openbmc/linux/arch/powerpc/kernel/ |
H A D | interrupt_64.S | 1 #include <asm/asm-offsets.h> 4 #include <asm/exception-64s.h> 6 #include <asm/exception-64e.h> 8 #include <asm/feature-fixups.h> 9 #include <asm/head-64.h> 47 .macro system_call_vectored name trapnr 48 .globl system_call_vectored_\name 49 system_call_vectored_\name: 50 _ASM_NOKPROBE_SYMBOL(system_call_vectored_\name) 64 /* Save syscall parameters in r3-r8 */ [all …]
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H A D | exceptions-64s.S | 1 /* SPDX-License-Identifier: GPL-2.0 */ 3 * This file contains the 64-bit "server" PowerPC variant 18 #include <asm/exception-64s.h> 21 #include <asm/head-64.h> 22 #include <asm/feature-fixups.h> 28 * EXC_REAL_BEGIN/END - real, unrelocated exception vectors 29 * EXC_VIRT_BEGIN/END - virt (AIL), unrelocated exception vectors 30 * TRAMP_REAL_BEGIN - real, unrelocated helpers (virt may call these) 31 * TRAMP_VIRT_BEGIN - virt, unreloc helpers (in practice, real can use) 32 * EXC_COMMON - After switching to virtual, relocated mode. [all …]
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/openbmc/linux/drivers/gpu/drm/display/ |
H A D | drm_dp_helper.c | 8 * that the name of the copyright holders not be used in advertising or 75 return link_status[r - DP_LANE0_1_STATUS]; in dp_link_status() 229 drm_dbg_kms(aux->drm_dev, "%s: invalid AUX interval 0x%02x (max 4)\n", in __8b10b_clock_recovery_delay_us() 230 aux->name, rd_interval); in __8b10b_clock_recovery_delay_us() 241 drm_dbg_kms(aux->drm_dev, "%s: invalid AUX interval 0x%02x (max 4)\n", in __8b10b_channel_eq_delay_us() 242 aux->name, rd_interval); in __8b10b_channel_eq_delay_us() 254 drm_dbg_kms(aux->drm_dev, "%s: invalid AUX interval 0x%02x\n", in __128b132b_channel_eq_delay_us() 255 aux->name, rd_interval); in __128b132b_channel_eq_delay_us() 277 * - Clock recovery vs. channel equalization 278 * - DPRX vs. LTTPR [all …]
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