diff options
Diffstat (limited to 'drivers/video')
49 files changed, 1006 insertions, 750 deletions
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index b694d7669..44c9ef143 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -11,6 +11,10 @@ config APERTURE_HELPERS Support tracking and hand-over of aperture ownership. Required by graphics drivers for firmware-provided framebuffers. +config SCREEN_INFO + bool + default n + config STI_CORE bool depends on PARISC @@ -18,10 +22,7 @@ config STI_CORE STI refers to the HP "Standard Text Interface" which is a set of BIOS routines contained in a ROM chip in HP PA-RISC based machines. -config VIDEO_CMDLINE - bool - -config VIDEO_NOMODESET +config VIDEO bool default n diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 6bbc03950..ffbac4387 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -1,12 +1,15 @@ # SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_APERTURE_HELPERS) += aperture.o +obj-$(CONFIG_SCREEN_INFO) += screen_info.o obj-$(CONFIG_STI_CORE) += sticore.o obj-$(CONFIG_VGASTATE) += vgastate.o -obj-$(CONFIG_VIDEO_CMDLINE) += cmdline.o -obj-$(CONFIG_VIDEO_NOMODESET) += nomodeset.o +obj-$(CONFIG_VIDEO) += cmdline.o nomodeset.o obj-$(CONFIG_HDMI) += hdmi.o +screen_info-y := screen_info_generic.o +screen_info-$(CONFIG_PCI) += screen_info_pci.o + obj-$(CONFIG_VT) += console/ obj-$(CONFIG_FB_STI) += console/ obj-$(CONFIG_LOGO) += logo/ diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index ea2d0d69b..230bca07b 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -183,6 +183,13 @@ config BACKLIGHT_KTD253 which is a 1-wire GPIO-controlled backlight found in some mobile phones. +config BACKLIGHT_KTD2801 + tristate "Backlight Driver for Kinetic KTD2801" + select LEDS_EXPRESSWIRE + help + Say Y to enable the backlight driver for the Kinetic KTD2801 1-wire + GPIO-controlled backlight found in Samsung Galaxy Core Prime VE LTE. + config BACKLIGHT_KTZ8866 tristate "Backlight Driver for Kinetic KTZ8866" depends on I2C diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile index 06966cb20..8d2cb2520 100644 --- a/drivers/video/backlight/Makefile +++ b/drivers/video/backlight/Makefile @@ -34,6 +34,7 @@ obj-$(CONFIG_BACKLIGHT_HP680) += hp680_bl.o obj-$(CONFIG_BACKLIGHT_HP700) += jornada720_bl.o obj-$(CONFIG_BACKLIGHT_IPAQ_MICRO) += ipaq_micro_bl.o obj-$(CONFIG_BACKLIGHT_KTD253) += ktd253-backlight.o +obj-$(CONFIG_BACKLIGHT_KTD2801) += ktd2801-backlight.o obj-$(CONFIG_BACKLIGHT_KTZ8866) += ktz8866.o obj-$(CONFIG_BACKLIGHT_LM3533) += lm3533_bl.o obj-$(CONFIG_BACKLIGHT_LM3630A) += lm3630a_bl.o diff --git a/drivers/video/backlight/as3711_bl.c b/drivers/video/backlight/as3711_bl.c index 28437c2da..e6f66bb35 100644 --- a/drivers/video/backlight/as3711_bl.c +++ b/drivers/video/backlight/as3711_bl.c @@ -383,10 +383,8 @@ static int as3711_backlight_probe(struct platform_device *pdev) if (pdev->dev.parent->of_node) { ret = as3711_backlight_parse_dt(&pdev->dev); - if (ret < 0) { - dev_err(&pdev->dev, "DT parsing failed: %d\n", ret); - return ret; - } + if (ret < 0) + return dev_err_probe(&pdev->dev, ret, "DT parsing failed\n"); } if (!pdata->su1_fb && !pdata->su2_fb) { diff --git a/drivers/video/backlight/bd6107.c b/drivers/video/backlight/bd6107.c index c95a12bf0..b1e712638 100644 --- a/drivers/video/backlight/bd6107.c +++ b/drivers/video/backlight/bd6107.c @@ -119,7 +119,6 @@ static int bd6107_probe(struct i2c_client *client) struct backlight_device *backlight; struct backlight_properties props; struct bd6107 *bd; - int ret; if (pdata == NULL) { dev_err(&client->dev, "No platform data\n"); @@ -147,11 +146,9 @@ static int bd6107_probe(struct i2c_client *client) * the reset. */ bd->reset = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_HIGH); - if (IS_ERR(bd->reset)) { - dev_err(&client->dev, "unable to request reset GPIO\n"); - ret = PTR_ERR(bd->reset); - return ret; - } + if (IS_ERR(bd->reset)) + return dev_err_probe(&client->dev, PTR_ERR(bd->reset), + "unable to request reset GPIO\n"); memset(&props, 0, sizeof(props)); props.type = BACKLIGHT_RAW; diff --git a/drivers/video/backlight/corgi_lcd.c b/drivers/video/backlight/corgi_lcd.c index 0a57033ae..dd765098a 100644 --- a/drivers/video/backlight/corgi_lcd.c +++ b/drivers/video/backlight/corgi_lcd.c @@ -11,6 +11,7 @@ * by Eric Miao <eric.miao@marvell.com> */ +#include <linux/backlight.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> diff --git a/drivers/video/backlight/gpio_backlight.c b/drivers/video/backlight/gpio_backlight.c index d28c30b2a..e0c8c2a3f 100644 --- a/drivers/video/backlight/gpio_backlight.c +++ b/drivers/video/backlight/gpio_backlight.c @@ -64,13 +64,9 @@ static int gpio_backlight_probe(struct platform_device *pdev) def_value = device_property_read_bool(dev, "default-on"); gbl->gpiod = devm_gpiod_get(dev, NULL, GPIOD_ASIS); - if (IS_ERR(gbl->gpiod)) { - ret = PTR_ERR(gbl->gpiod); - if (ret != -EPROBE_DEFER) - dev_err(dev, - "Error: The gpios parameter is missing or invalid.\n"); - return ret; - } + if (IS_ERR(gbl->gpiod)) + return dev_err_probe(dev, PTR_ERR(gbl->gpiod), + "The gpios parameter is missing or invalid\n"); memset(&props, 0, sizeof(props)); props.type = BACKLIGHT_RAW; diff --git a/drivers/video/backlight/hx8357.c b/drivers/video/backlight/hx8357.c index bf18337ff..339d9128f 100644 --- a/drivers/video/backlight/hx8357.c +++ b/drivers/video/backlight/hx8357.c @@ -8,9 +8,9 @@ #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/lcd.h> +#include <linux/mod_devicetable.h> #include <linux/module.h> -#include <linux/of.h> -#include <linux/of_device.h> +#include <linux/property.h> #include <linux/spi/spi.h> #define HX8357_NUM_IM_PINS 3 @@ -564,41 +564,28 @@ static struct lcd_ops hx8357_ops = { .get_power = hx8357_get_power, }; -static const struct of_device_id hx8357_dt_ids[] = { - { - .compatible = "himax,hx8357", - .data = hx8357_lcd_init, - }, - { - .compatible = "himax,hx8369", - .data = hx8369_lcd_init, - }, - {}, -}; -MODULE_DEVICE_TABLE(of, hx8357_dt_ids); +typedef int (*hx8357_init_fn)(struct lcd_device *); static int hx8357_probe(struct spi_device *spi) { struct device *dev = &spi->dev; struct lcd_device *lcdev; struct hx8357_data *lcd; - const struct of_device_id *match; + hx8357_init_fn init_fn; int i, ret; - lcd = devm_kzalloc(&spi->dev, sizeof(*lcd), GFP_KERNEL); + lcd = devm_kzalloc(dev, sizeof(*lcd), GFP_KERNEL); if (!lcd) return -ENOMEM; ret = spi_setup(spi); - if (ret < 0) { - dev_err(&spi->dev, "SPI setup failed.\n"); - return ret; - } + if (ret < 0) + return dev_err_probe(dev, ret, "SPI setup failed.\n"); lcd->spi = spi; - match = of_match_device(hx8357_dt_ids, &spi->dev); - if (!match || !match->data) + init_fn = device_get_match_data(dev); + if (!init_fn) return -EINVAL; lcd->reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); @@ -617,8 +604,7 @@ static int hx8357_probe(struct spi_device *spi) gpiod_set_consumer_name(lcd->im_pins->desc[i], "im_pins"); } - lcdev = devm_lcd_device_register(&spi->dev, "mxsfb", &spi->dev, lcd, - &hx8357_ops); + lcdev = devm_lcd_device_register(dev, "mxsfb", dev, lcd, &hx8357_ops); if (IS_ERR(lcdev)) { ret = PTR_ERR(lcdev); return ret; @@ -627,17 +613,28 @@ static int hx8357_probe(struct spi_device *spi) hx8357_lcd_reset(lcdev); - ret = ((int (*)(struct lcd_device *))match->data)(lcdev); - if (ret) { - dev_err(&spi->dev, "Couldn't initialize panel\n"); - return ret; - } + ret = init_fn(lcdev); + if (ret) + return dev_err_probe(dev, ret, "Couldn't initialize panel\n"); - dev_info(&spi->dev, "Panel probed\n"); + dev_info(dev, "Panel probed\n"); return 0; } +static const struct of_device_id hx8357_dt_ids[] = { + { + .compatible = "himax,hx8357", + .data = hx8357_lcd_init, + }, + { + .compatible = "himax,hx8369", + .data = hx8369_lcd_init, + }, + {} +}; +MODULE_DEVICE_TABLE(of, hx8357_dt_ids); + static struct spi_driver hx8357_driver = { .probe = hx8357_probe, .driver = { diff --git a/drivers/video/backlight/ktd2801-backlight.c b/drivers/video/backlight/ktd2801-backlight.c new file mode 100644 index 000000000..d295c2766 --- /dev/null +++ b/drivers/video/backlight/ktd2801-backlight.c @@ -0,0 +1,128 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Datasheet: + * https://www.kinet-ic.com/uploads/web/KTD2801/KTD2801-04b.pdf + */ +#include <linux/backlight.h> +#include <linux/gpio/consumer.h> +#include <linux/leds-expresswire.h> +#include <linux/platform_device.h> +#include <linux/property.h> + +#define KTD2801_DEFAULT_BRIGHTNESS 100 +#define KTD2801_MAX_BRIGHTNESS 255 + +/* These values have been extracted from Samsung's driver. */ +static const struct expresswire_timing ktd2801_timing = { + .poweroff_us = 2600, + .detect_delay_us = 150, + .detect_us = 270, + .data_start_us = 5, + .short_bitset_us = 5, + .long_bitset_us = 15, + .end_of_data_low_us = 10, + .end_of_data_high_us = 350 +}; + +struct ktd2801_backlight { + struct expresswire_common_props props; + struct backlight_device *bd; + bool was_on; +}; + +static int ktd2801_update_status(struct backlight_device *bd) +{ + struct ktd2801_backlight *ktd2801 = bl_get_data(bd); + u8 brightness = (u8) backlight_get_brightness(bd); + + if (backlight_is_blank(bd)) { + expresswire_power_off(&ktd2801->props); + ktd2801->was_on = false; + return 0; + } + + if (!ktd2801->was_on) { + expresswire_enable(&ktd2801->props); + ktd2801->was_on = true; + } + + expresswire_write_u8(&ktd2801->props, brightness); + + return 0; +} + +static const struct backlight_ops ktd2801_backlight_ops = { + .update_status = ktd2801_update_status, +}; + +static int ktd2801_backlight_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct backlight_device *bd; + struct ktd2801_backlight *ktd2801; + u32 brightness, max_brightness; + int ret; + + ktd2801 = devm_kzalloc(dev, sizeof(*ktd2801), GFP_KERNEL); + if (!ktd2801) + return -ENOMEM; + ktd2801->was_on = true; + ktd2801->props.timing = ktd2801_timing; + + ret = device_property_read_u32(dev, "max-brightness", &max_brightness); + if (ret) + max_brightness = KTD2801_MAX_BRIGHTNESS; + if (max_brightness > KTD2801_MAX_BRIGHTNESS) { + dev_err(dev, "illegal max brightness specified\n"); + max_brightness = KTD2801_MAX_BRIGHTNESS; + } + + ret = device_property_read_u32(dev, "default-brightness", &brightness); + if (ret) + brightness = KTD2801_DEFAULT_BRIGHTNESS; + if (brightness > max_brightness) { + dev_err(dev, "default brightness exceeds max\n"); + brightness = max_brightness; + } + + ktd2801->props.ctrl_gpio = devm_gpiod_get(dev, "ctrl", GPIOD_OUT_HIGH); + if (IS_ERR(ktd2801->props.ctrl_gpio)) + return dev_err_probe(dev, PTR_ERR(ktd2801->props.ctrl_gpio), + "failed to get backlight GPIO"); + gpiod_set_consumer_name(ktd2801->props.ctrl_gpio, dev_name(dev)); + + bd = devm_backlight_device_register(dev, dev_name(dev), dev, ktd2801, + &ktd2801_backlight_ops, NULL); + if (IS_ERR(bd)) + return dev_err_probe(dev, PTR_ERR(bd), + "failed to register backlight"); + + bd->props.max_brightness = max_brightness; + bd->props.brightness = brightness; + + ktd2801->bd = bd; + platform_set_drvdata(pdev, bd); + backlight_update_status(bd); + + return 0; +} + +static const struct of_device_id ktd2801_of_match[] = { + { .compatible = "kinetic,ktd2801" }, + { } +}; +MODULE_DEVICE_TABLE(of, ktd2801_of_match); + +static struct platform_driver ktd2801_backlight_driver = { + .driver = { + .name = "ktd2801-backlight", + .of_match_table = ktd2801_of_match, + }, + .probe = ktd2801_backlight_probe, +}; +module_platform_driver(ktd2801_backlight_driver); + +MODULE_IMPORT_NS(EXPRESSWIRE); +MODULE_AUTHOR("Duje Mihanović <duje.mihanovic@skole.hr>"); +MODULE_DESCRIPTION("Kinetic KTD2801 Backlight Driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/video/backlight/l4f00242t03.c b/drivers/video/backlight/l4f00242t03.c index cc763cf15..bd5137ee2 100644 --- a/drivers/video/backlight/l4f00242t03.c +++ b/drivers/video/backlight/l4f00242t03.c @@ -179,34 +179,28 @@ static int l4f00242t03_probe(struct spi_device *spi) priv->spi = spi; priv->reset = devm_gpiod_get(&spi->dev, "reset", GPIOD_OUT_HIGH); - if (IS_ERR(priv->reset)) { - dev_err(&spi->dev, - "Unable to get the lcd l4f00242t03 reset gpio.\n"); - return PTR_ERR(priv->reset); - } + if (IS_ERR(priv->reset)) + return dev_err_probe(&spi->dev, PTR_ERR(priv->reset), + "Unable to get the lcd l4f00242t03 reset gpio.\n"); gpiod_set_consumer_name(priv->reset, "lcd l4f00242t03 reset"); priv->enable = devm_gpiod_get(&spi->dev, "enable", GPIOD_OUT_LOW); - if (IS_ERR(priv->enable)) { - dev_err(&spi->dev, - "Unable to get the lcd l4f00242t03 data en gpio.\n"); - return PTR_ERR(priv->enable); - } + if (IS_ERR(priv->enable)) + return dev_err_probe(&spi->dev, PTR_ERR(priv->enable), + "Unable to get the lcd l4f00242t03 data en gpio.\n"); gpiod_set_consumer_name(priv->enable, "lcd l4f00242t03 data enable"); priv->io_reg = devm_regulator_get(&spi->dev, "vdd"); - if (IS_ERR(priv->io_reg)) { - dev_err(&spi->dev, "%s: Unable to get the IO regulator\n", - __func__); - return PTR_ERR(priv->io_reg); - } + if (IS_ERR(priv->io_reg)) + return dev_err_probe(&spi->dev, PTR_ERR(priv->io_reg), + "%s: Unable to get the IO regulator\n", + __func__); priv->core_reg = devm_regulator_get(&spi->dev, "vcore"); - if (IS_ERR(priv->core_reg)) { - dev_err(&spi->dev, "%s: Unable to get the core regulator\n", - __func__); - return PTR_ERR(priv->core_reg); - } + if (IS_ERR(priv->core_reg)) + return dev_err_probe(&spi->dev, PTR_ERR(priv->core_reg), + "%s: Unable to get the core regulator\n", + __func__); priv->ld = devm_lcd_device_register(&spi->dev, "l4f00242t03", &spi->dev, priv, &l4f_ops); diff --git a/drivers/video/backlight/lm3630a_bl.c b/drivers/video/backlight/lm3630a_bl.c index 26ff4178c..76d47e2e8 100644 --- a/drivers/video/backlight/lm3630a_bl.c +++ b/drivers/video/backlight/lm3630a_bl.c @@ -189,10 +189,11 @@ static int lm3630a_bank_a_update_status(struct backlight_device *bl) int ret; struct lm3630a_chip *pchip = bl_get_data(bl); enum lm3630a_pwm_ctrl pwm_ctrl = pchip->pdata->pwm_ctrl; + int brightness = backlight_get_brightness(bl); /* pwm control */ if ((pwm_ctrl & LM3630A_PWM_BANK_A) != 0) - return lm3630a_pwm_ctrl(pchip, bl->props.brightness, + return lm3630a_pwm_ctrl(pchip, brightness, bl->props.max_brightness); /* disable sleep */ @@ -201,9 +202,9 @@ static int lm3630a_bank_a_update_status(struct backlight_device *bl) goto out_i2c_err; usleep_range(1000, 2000); /* minimum brightness is 0x04 */ - ret = lm3630a_write(pchip, REG_BRT_A, bl->props.brightness); + ret = lm3630a_write(pchip, REG_BRT_A, brightness); - if (backlight_is_blank(bl) || (backlight_get_brightness(bl) < 0x4)) + if (brightness < 0x4) /* turn the string off */ ret |= lm3630a_update(pchip, REG_CTRL, LM3630A_LEDA_ENABLE, 0); else @@ -263,10 +264,11 @@ static int lm3630a_bank_b_update_status(struct backlight_device *bl) int ret; struct lm3630a_chip *pchip = bl_get_data(bl); enum lm3630a_pwm_ctrl pwm_ctrl = pchip->pdata->pwm_ctrl; + int brightness = backlight_get_brightness(bl); /* pwm control */ if ((pwm_ctrl & LM3630A_PWM_BANK_B) != 0) - return lm3630a_pwm_ctrl(pchip, bl->props.brightness, + return lm3630a_pwm_ctrl(pchip, brightness, bl->props.max_brightness); /* disable sleep */ @@ -275,9 +277,9 @@ static int lm3630a_bank_b_update_status(struct backlight_device *bl) goto out_i2c_err; usleep_range(1000, 2000); /* minimum brightness is 0x04 */ - ret = lm3630a_write(pchip, REG_BRT_B, bl->props.brightness); + ret = lm3630a_write(pchip, REG_BRT_B, brightness); - if (backlight_is_blank(bl) || (backlight_get_brightness(bl) < 0x4)) + if (brightness < 0x4) /* turn the string off */ ret |= lm3630a_update(pchip, REG_CTRL, LM3630A_LEDB_ENABLE, 0); else @@ -538,10 +540,8 @@ static int lm3630a_probe(struct i2c_client *client) pchip->enable_gpio = devm_gpiod_get_optional(&client->dev, "enable", GPIOD_OUT_HIGH); - if (IS_ERR(pchip->enable_gpio)) { - rval = PTR_ERR(pchip->enable_gpio); - return rval; - } + if (IS_ERR(pchip->enable_gpio)) + return PTR_ERR(pchip->enable_gpio); /* chip initialize */ rval = lm3630a_chip_init(pchip); @@ -558,10 +558,9 @@ static int lm3630a_probe(struct i2c_client *client) /* pwm */ if (pdata->pwm_ctrl != LM3630A_PWM_DISABLE) { pchip->pwmd = devm_pwm_get(pchip->dev, "lm3630a-pwm"); - if (IS_ERR(pchip->pwmd)) { - dev_err(&client->dev, "fail : get pwm device\n"); - return PTR_ERR(pchip->pwmd); - } + if (IS_ERR(pchip->pwmd)) + return dev_err_probe(&client->dev, PTR_ERR(pchip->pwmd), + "fail : get pwm device\n"); pwm_init_state(pchip->pwmd, &pchip->pwmd_state); } diff --git a/drivers/video/backlight/mp3309c.c b/drivers/video/backlight/mp3309c.c index 34d71259f..4e98e6041 100644 --- a/drivers/video/backlight/mp3309c.c +++ b/drivers/video/backlight/mp3309c.c @@ -15,6 +15,8 @@ #include <linux/delay.h> #include <linux/gpio/consumer.h> #include <linux/i2c.h> +#include <linux/mod_devicetable.h> +#include <linux/property.h> #include <linux/pwm.h> #include <linux/regmap.h> @@ -131,7 +133,7 @@ static int mp3309c_bl_update_status(struct backlight_device *bl) chip->pdata->levels[brightness], chip->pdata->levels[chip->pdata->max_brightness]); pwmstate.enabled = true; - ret = pwm_apply_state(chip->pwmd, &pwmstate); + ret = pwm_apply_might_sleep(chip->pwmd, &pwmstate); if (ret) return ret; @@ -199,20 +201,16 @@ static const struct backlight_ops mp3309c_bl_ops = { .update_status = mp3309c_bl_update_status, }; -static int pm3309c_parse_dt_node(struct mp3309c_chip *chip, - struct mp3309c_platform_data *pdata) +static int mp3309c_parse_fwnode(struct mp3309c_chip *chip, + struct mp3309c_platform_data *pdata) { - struct device_node *node = chip->dev->of_node; - struct property *prop_pwms; - struct property *prop_levels = NULL; - int length = 0; int ret, i; - unsigned int num_levels, tmp_value; + unsigned int tmp_value; + struct device *dev = chip->dev; + int num_levels; - if (!node) { - dev_err(chip->dev, "failed to get DT node\n"); - return -ENODEV; - } + if (!dev_fwnode(dev)) + return dev_err_probe(dev, -ENODEV, "failed to get firmware node\n"); /* * Dimming mode: the MP3309C provides two dimming control mode: @@ -224,12 +222,10 @@ static int pm3309c_parse_dt_node(struct mp3309c_chip *chip, * found in the backlight node, the mode switches to PWM mode. */ pdata->dimming_mode = DIMMING_ANALOG_I2C; - prop_pwms = of_find_property(node, "pwms", &length); - if (prop_pwms) { - chip->pwmd = devm_pwm_get(chip->dev, NULL); + if (device_property_present(dev, "pwms")) { + chip->pwmd = devm_pwm_get(dev, NULL); if (IS_ERR(chip->pwmd)) - return dev_err_probe(chip->dev, PTR_ERR(chip->pwmd), - "error getting pwm data\n"); + return dev_err_probe(dev, PTR_ERR(chip->pwmd), "error getting pwm data\n"); pdata->dimming_mode = DIMMING_PWM; pwm_apply_args(chip->pwmd); } @@ -247,21 +243,17 @@ static int pm3309c_parse_dt_node(struct mp3309c_chip *chip, num_levels = ANALOG_I2C_NUM_LEVELS; /* Enable GPIO used in I2C dimming mode only */ - chip->enable_gpio = devm_gpiod_get(chip->dev, "enable", - GPIOD_OUT_HIGH); + chip->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_HIGH); if (IS_ERR(chip->enable_gpio)) - return dev_err_probe(chip->dev, - PTR_ERR(chip->enable_gpio), + return dev_err_probe(dev, PTR_ERR(chip->enable_gpio), "error getting enable gpio\n"); } else { /* * PWM control mode: check for brightness level in DT */ - prop_levels = of_find_property(node, "brightness-levels", - &length); - if (prop_levels) { + if (device_property_present(dev, "brightness-levels")) { /* Read brightness levels from DT */ - num_levels = length / sizeof(u32); + num_levels = device_property_count_u32(dev, "brightness-levels"); if (num_levels < 2) return -EINVAL; } else { @@ -271,14 +263,12 @@ static int pm3309c_parse_dt_node(struct mp3309c_chip *chip, } /* Fill brightness levels array */ - pdata->levels = devm_kcalloc(chip->dev, num_levels, - sizeof(*pdata->levels), GFP_KERNEL); + pdata->levels = devm_kcalloc(dev, num_levels, sizeof(*pdata->levels), GFP_KERNEL); if (!pdata->levels) return -ENOMEM; - if (prop_levels) { - ret = of_property_read_u32_array(node, "brightness-levels", - pdata->levels, - num_levels); + if (device_property_present(dev, "brightness-levels")) { + ret = device_property_read_u32_array(dev, "brightness-levels", + pdata->levels, num_levels); if (ret < 0) return ret; } else { @@ -288,13 +278,11 @@ static int pm3309c_parse_dt_node(struct mp3309c_chip *chip, pdata->max_brightness = num_levels - 1; - ret = of_property_read_u32(node, "default-brightness", - &pdata->default_brightness); + ret = device_property_read_u32(dev, "default-brightness", &pdata->default_brightness); if (ret) pdata->default_brightness = pdata->max_brightness; if (pdata->default_brightness > pdata->max_brightness) { - dev_err(chip->dev, - "default brightness exceeds max brightness\n"); + dev_err_probe(dev, -ERANGE, "default brightness exceeds max brightness\n"); pdata->default_brightness = pdata->max_brightness; } @@ -310,8 +298,8 @@ static int pm3309c_parse_dt_node(struct mp3309c_chip *chip, * If missing, the default value for OVP is 35.5V */ pdata->over_voltage_protection = REG_I2C_1_OVP1; - if (!of_property_read_u32(node, "mps,overvoltage-protection-microvolt", - &tmp_value)) { + ret = device_property_read_u32(dev, "mps,overvoltage-protection-microvolt", &tmp_value); + if (!ret) { switch (tmp_value) { case 13500000: pdata->over_voltage_protection = 0x00; @@ -328,62 +316,59 @@ static int pm3309c_parse_dt_node(struct mp3309c_chip *chip, } /* Synchronous (default) and non-synchronous mode */ - pdata->sync_mode = true; - if (of_property_read_bool(node, "mps,no-sync-mode")) - pdata->sync_mode = false; + pdata->sync_mode = !device_property_read_bool(dev, "mps,no-sync-mode"); return 0; } static int mp3309c_probe(struct i2c_client *client) { - struct mp3309c_platform_data *pdata = dev_get_platdata(&client->dev); + struct device *dev = &client->dev; + struct mp3309c_platform_data *pdata = dev_get_platdata(dev); struct mp3309c_chip *chip; struct backlight_properties props; struct pwm_state pwmstate; int ret; - if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { - dev_err(&client->dev, "failed to check i2c functionality\n"); - return -EOPNOTSUPP; - } + if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) + return dev_err_probe(dev, -EOPNOTSUPP, "failed to check i2c functionality\n"); - chip = devm_kzalloc(&client->dev, sizeof(*chip), GFP_KERNEL); + chip = devm_kzalloc(dev, sizeof(*chip), GFP_KERNEL); if (!chip) return -ENOMEM; - chip->dev = &client->dev; + chip->dev = dev; chip->regmap = devm_regmap_init_i2c(client, &mp3309c_regmap); if (IS_ERR(chip->regmap)) - return dev_err_probe(&client->dev, PTR_ERR(chip->regmap), + return dev_err_probe(dev, PTR_ERR(chip->regmap), "failed to allocate register map\n"); i2c_set_clientdata(client, chip); if (!pdata) { - pdata = devm_kzalloc(chip->dev, sizeof(*pdata), GFP_KERNEL); + pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return -ENOMEM; - ret = pm3309c_parse_dt_node(chip, pdata); + ret = mp3309c_parse_fwnode(chip, pdata); if (ret) return ret; } chip->pdata = pdata; /* Backlight properties */ + memset(&props, 0, sizeof(struct backlight_properties)); props.brightness = pdata->default_brightness; props.max_brightness = pdata->max_brightness; props.scale = BACKLIGHT_SCALE_LINEAR; props.type = BACKLIGHT_RAW; props.power = FB_BLANK_UNBLANK; props.fb_blank = FB_BLANK_UNBLANK; - chip->bl = devm_backlight_device_register(chip->dev, "mp3309c", - chip->dev, chip, + chip->bl = devm_backlight_device_register(dev, "mp3309c", dev, chip, &mp3309c_bl_ops, &props); if (IS_ERR(chip->bl)) - return dev_err_probe(chip->dev, PTR_ERR(chip->bl), + return dev_err_probe(dev, PTR_ERR(chip->bl), "error registering backlight device\n"); /* In PWM dimming mode, enable pwm device */ @@ -393,10 +378,9 @@ static int mp3309c_probe(struct i2c_client *client) chip->pdata->default_brightness, chip->pdata->max_brightness); pwmstate.enabled = true; - ret = pwm_apply_state(chip->pwmd, &pwmstate); + ret = pwm_apply_might_sleep(chip->pwmd, &pwmstate); if (ret) - return dev_err_probe(chip->dev, ret, - "error setting pwm device\n"); + return dev_err_probe(dev, ret, "error setting pwm device\n"); } chip->pdata->status = FIRST_POWER_ON; diff --git a/drivers/video/backlight/pandora_bl.c b/drivers/video/backlight/pandora_bl.c index f946470ce..51faa889e 100644 --- a/drivers/video/backlight/pandora_bl.c +++ b/drivers/video/backlight/pandora_bl.c @@ -114,10 +114,8 @@ static int pandora_backlight_probe(struct platform_device *pdev) u8 r; priv = devm_kmalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); - if (!priv) { - dev_err(&pdev->dev, "failed to allocate driver private data\n"); + if (!priv) return -ENOMEM; - } memset(&props, 0, sizeof(props)); props.max_brightness = MAX_USER_VALUE; diff --git a/drivers/video/cmdline.c b/drivers/video/cmdline.c index d3d257489..49ee3fb49 100644 --- a/drivers/video/cmdline.c +++ b/drivers/video/cmdline.c @@ -80,6 +80,7 @@ const char *video_get_options(const char *name) } EXPORT_SYMBOL(video_get_options); +#if IS_ENABLED(CONFIG_FB_CORE) bool __video_get_options(const char *name, const char **options, bool is_of) { bool enabled = true; @@ -96,6 +97,7 @@ bool __video_get_options(const char *name, const char **options, bool is_of) return enabled; } EXPORT_SYMBOL(__video_get_options); +#endif /* * Process command line options for video adapters. This function is diff --git a/drivers/video/console/dummycon.c b/drivers/video/console/dummycon.c index 14af5d9e1..139049368 100644 --- a/drivers/video/console/dummycon.c +++ b/drivers/video/console/dummycon.c @@ -50,7 +50,8 @@ void dummycon_unregister_output_notifier(struct notifier_block *nb) raw_notifier_chain_unregister(&dummycon_output_nh, nb); } -static void dummycon_putc(struct vc_data *vc, int c, int ypos, int xpos) +static void dummycon_putc(struct vc_data *vc, u16 c, unsigned int y, + unsigned int x) { WARN_CONSOLE_UNLOCKED(); @@ -58,10 +59,10 @@ static void dummycon_putc(struct vc_data *vc, int c, int ypos, int xpos) raw_notifier_call_chain(&dummycon_output_nh, 0, NULL); } -static void dummycon_putcs(struct vc_data *vc, const unsigned short *s, - int count, int ypos, int xpos) +static void dummycon_putcs(struct vc_data *vc, const u16 *s, unsigned int count, + unsigned int ypos, unsigned int xpos) { - int i; + unsigned int i; if (!dummycon_putc_called) { /* Ignore erases */ @@ -78,18 +79,21 @@ static void dummycon_putcs(struct vc_data *vc, const unsigned short *s, raw_notifier_call_chain(&dummycon_output_nh, 0, NULL); } -static int dummycon_blank(struct vc_data *vc, int blank, int mode_switch) +static bool dummycon_blank(struct vc_data *vc, enum vesa_blank_mode blank, + bool mode_switch) { /* Redraw, so that we get putc(s) for output done while blanked */ - return 1; + return true; } #else -static void dummycon_putc(struct vc_data *vc, int c, int ypos, int xpos) { } -static void dummycon_putcs(struct vc_data *vc, const unsigned short *s, - int count, int ypos, int xpos) { } -static int dummycon_blank(struct vc_data *vc, int blank, int mode_switch) +static void dummycon_putc(struct vc_data *vc, u16 c, unsigned int y, + unsigned int x) { } +static void dummycon_putcs(struct vc_data *vc, const u16 *s, unsigned int count, + unsigned int ypos, unsigned int xpos) { } +static bool dummycon_blank(struct vc_data *vc, enum vesa_blank_mode blank, + bool mode_switch) { - return 0; + return false; } #endif @@ -98,7 +102,7 @@ static const char *dummycon_startup(void) return "dummy device"; } -static void dummycon_init(struct vc_data *vc, int init) +static void dummycon_init(struct vc_data *vc, bool init) { vc->vc_can_do_color = 1; if (init) { @@ -109,9 +113,9 @@ static void dummycon_init(struct vc_data *vc, int init) } static void dummycon_deinit(struct vc_data *vc) { } -static void dummycon_clear(struct vc_data *vc, int sy, int sx, int height, - int width) { } -static void dummycon_cursor(struct vc_data *vc, int mode) { } +static void dummycon_clear(struct vc_data *vc, unsigned int sy, unsigned int sx, + unsigned int width) { } +static void dummycon_cursor(struct vc_data *vc, bool enable) { } static bool dummycon_scroll(struct vc_data *vc, unsigned int top, unsigned int bottom, enum con_scroll dir, @@ -120,9 +124,9 @@ static bool dummycon_scroll(struct vc_data *vc, unsigned int top, return false; } -static int dummycon_switch(struct vc_data *vc) +static bool dummycon_switch(struct vc_data *vc) { - return 0; + return false; } /* diff --git a/drivers/video/console/mdacon.c b/drivers/video/console/mdacon.c index ef29b3219..c0e1f4554 100644 --- a/drivers/video/console/mdacon.c +++ b/drivers/video/console/mdacon.c @@ -352,7 +352,7 @@ static const char *mdacon_startup(void) return "MDA-2"; } -static void mdacon_init(struct vc_data *c, int init) +static void mdacon_init(struct vc_data *c, bool init) { c->vc_complement_mask = 0x0800; /* reverse video */ c->vc_display_fg = &mda_display_fg; @@ -427,13 +427,8 @@ static inline u16 *mda_addr(unsigned int x, unsigned int y) return mda_vram_base + y * mda_num_columns + x; } -static void mdacon_putc(struct vc_data *c, int ch, int y, int x) -{ - scr_writew(mda_convert_attr(ch), mda_addr(x, y)); -} - -static void mdacon_putcs(struct vc_data *c, const unsigned short *s, - int count, int y, int x) +static void mdacon_putcs(struct vc_data *c, const u16 *s, unsigned int count, + unsigned int y, unsigned int x) { u16 *dest = mda_addr(x, y); @@ -442,29 +437,22 @@ static void mdacon_putcs(struct vc_data *c, const unsigned short *s, } } -static void mdacon_clear(struct vc_data *c, int y, int x, - int height, int width) +static void mdacon_clear(struct vc_data *c, unsigned int y, unsigned int x, + unsigned int width) { u16 *dest = mda_addr(x, y); u16 eattr = mda_convert_attr(c->vc_video_erase_char); - if (width <= 0 || height <= 0) - return; - - if (x==0 && width==mda_num_columns) { - scr_memsetw(dest, eattr, height*width*2); - } else { - for (; height > 0; height--, dest+=mda_num_columns) - scr_memsetw(dest, eattr, width*2); - } + scr_memsetw(dest, eattr, width * 2); } - -static int mdacon_switch(struct vc_data *c) + +static bool mdacon_switch(struct vc_data *c) { - return 1; /* redrawing needed */ + return true; /* redrawing needed */ } -static int mdacon_blank(struct vc_data *c, int blank, int mode_switch) +static bool mdacon_blank(struct vc_data *c, enum vesa_blank_mode blank, + bool mode_switch) { if (mda_type == TYPE_MDA) { if (blank) @@ -472,20 +460,20 @@ static int mdacon_blank(struct vc_data *c, int blank, int mode_switch) mda_convert_attr(c->vc_video_erase_char), c->vc_screenbuf_size); /* Tell console.c that it has to restore the screen itself */ - return 1; + return true; } else { if (blank) outb_p(0x00, mda_mode_port); /* disable video */ else outb_p(MDA_MODE_VIDEO_EN | MDA_MODE_BLINK_EN, mda_mode_port); - return 0; + return false; } } -static void mdacon_cursor(struct vc_data *c, int mode) +static void mdacon_cursor(struct vc_data *c, bool enable) { - if (mode == CM_ERASE) { + if (!enable) { mda_set_cursor(mda_vram_len - 1); return; } @@ -544,7 +532,6 @@ static const struct consw mda_con = { .con_init = mdacon_init, .con_deinit = mdacon_deinit, .con_clear = mdacon_clear, - .con_putc = mdacon_putc, .con_putcs = mdacon_putcs, .con_cursor = mdacon_cursor, .con_scroll = mdacon_scroll, diff --git a/drivers/video/console/newport_con.c b/drivers/video/console/newport_con.c index e8e4f82cd..a51cfc1d5 100644 --- a/drivers/video/console/newport_con.c +++ b/drivers/video/console/newport_con.c @@ -324,7 +324,7 @@ out_unmap: return NULL; } -static void newport_init(struct vc_data *vc, int init) +static void newport_init(struct vc_data *vc, bool init) { int cols, rows; @@ -346,12 +346,12 @@ static void newport_deinit(struct vc_data *c) } } -static void newport_clear(struct vc_data *vc, int sy, int sx, int height, - int width) +static void newport_clear(struct vc_data *vc, unsigned int sy, unsigned int sx, + unsigned int width) { int xend = ((sx + width) << 3) - 1; int ystart = ((sy << 4) + topscan) & 0x3ff; - int yend = (((sy + height) << 4) + topscan - 1) & 0x3ff; + int yend = (((sy + 1) << 4) + topscan - 1) & 0x3ff; if (logo_active) return; @@ -367,8 +367,8 @@ static void newport_clear(struct vc_data *vc, int sy, int sx, int height, } } -static void newport_putc(struct vc_data *vc, int charattr, int ypos, - int xpos) +static void newport_putc(struct vc_data *vc, u16 charattr, unsigned int ypos, + unsigned int xpos) { unsigned char *p; @@ -396,12 +396,13 @@ static void newport_putc(struct vc_data *vc, int charattr, int ypos, RENDER(npregs, p); } -static void newport_putcs(struct vc_data *vc, const unsigned short *s, - int count, int ypos, int xpos) +static void newport_putcs(struct vc_data *vc, const u16 *s, + unsigned int count, unsigned int ypos, + unsigned int xpos) { - int i; - int charattr; unsigned char *p; + unsigned int i; + u16 charattr; charattr = (scr_readw(s) >> 8) & 0xff; @@ -437,32 +438,28 @@ static void newport_putcs(struct vc_data *vc, const unsigned short *s, } } -static void newport_cursor(struct vc_data *vc, int mode) +static void newport_cursor(struct vc_data *vc, bool enable) { unsigned short treg; int xcurs, ycurs; - switch (mode) { - case CM_ERASE: - treg = newport_vc2_get(npregs, VC2_IREG_CONTROL); - newport_vc2_set(npregs, VC2_IREG_CONTROL, - (treg & ~(VC2_CTRL_ECDISP))); - break; + treg = newport_vc2_get(npregs, VC2_IREG_CONTROL); - case CM_MOVE: - case CM_DRAW: - treg = newport_vc2_get(npregs, VC2_IREG_CONTROL); + if (!enable) { newport_vc2_set(npregs, VC2_IREG_CONTROL, - (treg | VC2_CTRL_ECDISP)); - xcurs = (vc->vc_pos - vc->vc_visible_origin) / 2; - ycurs = ((xcurs / vc->vc_cols) << 4) + 31; - xcurs = ((xcurs % vc->vc_cols) << 3) + xcurs_correction; - newport_vc2_set(npregs, VC2_IREG_CURSX, xcurs); - newport_vc2_set(npregs, VC2_IREG_CURSY, ycurs); + (treg & ~(VC2_CTRL_ECDISP))); + return; } + + newport_vc2_set(npregs, VC2_IREG_CONTROL, (treg | VC2_CTRL_ECDISP)); + xcurs = (vc->vc_pos - vc->vc_visible_origin) / 2; + ycurs = ((xcurs / vc->vc_cols) << 4) + 31; + xcurs = ((xcurs % vc->vc_cols) << 3) + xcurs_correction; + newport_vc2_set(npregs, VC2_IREG_CURSX, xcurs); + newport_vc2_set(npregs, VC2_IREG_CURSY, ycurs); } -static int newport_switch(struct vc_data *vc) +static bool newport_switch(struct vc_data *vc) { static int logo_drawn = 0; @@ -476,14 +473,15 @@ static int newport_switch(struct vc_data *vc) } } - return 1; + return true; } -static int newport_blank(struct vc_data *c, int blank, int mode_switch) +static bool newport_blank(struct vc_data *c, enum vesa_blank_mode blank, + bool mode_switch) { unsigned short treg; - if (blank == 0) { + if (blank == VESA_NO_BLANKING) { /* unblank console */ treg = newport_vc2_get(npregs, VC2_IREG_CONTROL); newport_vc2_set(npregs, VC2_IREG_CONTROL, @@ -494,10 +492,12 @@ static int newport_blank(struct vc_data *c, int blank, int mode_switch) newport_vc2_set(npregs, VC2_IREG_CONTROL, (treg & ~(VC2_CTRL_EDISP))); } - return 1; + + return true; } -static int newport_set_font(int unit, struct console_font *op, unsigned int vpitch) +static int newport_set_font(int unit, const struct console_font *op, + unsigned int vpitch) { int w = op->width; int h = op->height; @@ -564,12 +564,13 @@ static int newport_set_def_font(int unit, struct console_font *op) return 0; } -static int newport_font_default(struct vc_data *vc, struct console_font *op, char *name) +static int newport_font_default(struct vc_data *vc, struct console_font *op, + const char *name) { return newport_set_def_font(vc->vc_num, op); } -static int newport_font_set(struct vc_data *vc, struct console_font *font, +static int newport_font_set(struct vc_data *vc, const struct console_font *font, unsigned int vpitch, unsigned int flags) { return newport_set_font(vc->vc_num, font, vpitch); diff --git a/drivers/video/console/sticon.c b/drivers/video/console/sticon.c index 992a4fa43..4c7b4959a 100644 --- a/drivers/video/console/sticon.c +++ b/drivers/video/console/sticon.c @@ -71,19 +71,8 @@ static const char *sticon_startup(void) return "STI console"; } -static void sticon_putc(struct vc_data *conp, int c, int ypos, int xpos) -{ - if (vga_is_gfx || console_blanked) - return; - - if (conp->vc_mode != KD_TEXT) - return; - - sti_putc(sticon_sti, c, ypos, xpos, font_data[conp->vc_num]); -} - -static void sticon_putcs(struct vc_data *conp, const unsigned short *s, - int count, int ypos, int xpos) +static void sticon_putcs(struct vc_data *conp, const u16 *s, unsigned int count, + unsigned int ypos, unsigned int xpos) { if (vga_is_gfx || console_blanked) return; @@ -97,7 +86,7 @@ static void sticon_putcs(struct vc_data *conp, const unsigned short *s, } } -static void sticon_cursor(struct vc_data *conp, int mode) +static void sticon_cursor(struct vc_data *conp, bool enable) { unsigned short car1; @@ -106,23 +95,20 @@ static void sticon_cursor(struct vc_data *conp, int mode) return; car1 = conp->vc_screenbuf[conp->state.x + conp->state.y * conp->vc_cols]; - switch (mode) { - case CM_ERASE: + if (!enable) { sti_putc(sticon_sti, car1, conp->state.y, conp->state.x, font_data[conp->vc_num]); - break; - case CM_MOVE: - case CM_DRAW: - switch (CUR_SIZE(conp->vc_cursor_type)) { - case CUR_UNDERLINE: - case CUR_LOWER_THIRD: - case CUR_LOWER_HALF: - case CUR_TWO_THIRDS: - case CUR_BLOCK: - sti_putc(sticon_sti, (car1 & 255) + (0 << 8) + (7 << 11), - conp->state.y, conp->state.x, font_data[conp->vc_num]); - break; - } + return; + } + + switch (CUR_SIZE(conp->vc_cursor_type)) { + case CUR_UNDERLINE: + case CUR_LOWER_THIRD: + case CUR_LOWER_HALF: + case CUR_TWO_THIRDS: + case CUR_BLOCK: + sti_putc(sticon_sti, (car1 & 255) + (0 << 8) + (7 << 11), + conp->state.y, conp->state.x, font_data[conp->vc_num]); break; } } @@ -135,7 +121,7 @@ static bool sticon_scroll(struct vc_data *conp, unsigned int t, if (vga_is_gfx) return false; - sticon_cursor(conp, CM_ERASE); + sticon_cursor(conp, false); switch (dir) { case SM_UP: @@ -167,7 +153,7 @@ static void sticon_set_def_font(int unit) } } -static int sticon_set_font(struct vc_data *vc, struct console_font *op, +static int sticon_set_font(struct vc_data *vc, const struct console_font *op, unsigned int vpitch) { struct sti_struct *sti = sticon_sti; @@ -260,20 +246,21 @@ static int sticon_set_font(struct vc_data *vc, struct console_font *op, return 0; } -static int sticon_font_default(struct vc_data *vc, struct console_font *op, char *name) +static int sticon_font_default(struct vc_data *vc, struct console_font *op, + const char *name) { sticon_set_def_font(vc->vc_num); return 0; } -static int sticon_font_set(struct vc_data *vc, struct console_font *font, +static int sticon_font_set(struct vc_data *vc, const struct console_font *font, unsigned int vpitch, unsigned int flags) { return sticon_set_font(vc, font, vpitch); } -static void sticon_init(struct vc_data *c, int init) +static void sticon_init(struct vc_data *c, bool init) { struct sti_struct *sti = sticon_sti; int vc_cols, vc_rows; @@ -300,33 +287,32 @@ static void sticon_deinit(struct vc_data *c) sticon_set_def_font(i); } -static void sticon_clear(struct vc_data *conp, int sy, int sx, int height, - int width) +static void sticon_clear(struct vc_data *conp, unsigned int sy, unsigned int sx, + unsigned int width) { - if (!height || !width) - return; - - sti_clear(sticon_sti, sy, sx, height, width, + sti_clear(sticon_sti, sy, sx, 1, width, conp->vc_video_erase_char, font_data[conp->vc_num]); } -static int sticon_switch(struct vc_data *conp) +static bool sticon_switch(struct vc_data *conp) { - return 1; /* needs refreshing */ + return true; /* needs refreshing */ } -static int sticon_blank(struct vc_data *c, int blank, int mode_switch) +static bool sticon_blank(struct vc_data *c, enum vesa_blank_mode blank, + bool mode_switch) { - if (blank == 0) { + if (blank == VESA_NO_BLANKING) { if (mode_switch) vga_is_gfx = 0; - return 1; + return true; } sti_clear(sticon_sti, 0, 0, c->vc_rows, c->vc_cols, BLANK, font_data[c->vc_num]); if (mode_switch) vga_is_gfx = 1; - return 1; + + return true; } static u8 sticon_build_attr(struct vc_data *conp, u8 color, @@ -365,7 +351,6 @@ static const struct consw sti_con = { .con_init = sticon_init, .con_deinit = sticon_deinit, .con_clear = sticon_clear, - .con_putc = sticon_putc, .con_putcs = sticon_putcs, .con_cursor = sticon_cursor, .con_scroll = sticon_scroll, diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index 8ef1579fa..7597f04b0 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -65,7 +65,7 @@ static struct vgastate vgastate; * Interface used by the world */ -static int vgacon_set_origin(struct vc_data *c); +static bool vgacon_set_origin(struct vc_data *c); static struct uni_pagedict *vgacon_uni_pagedir; static int vgacon_refcount; @@ -81,7 +81,7 @@ static unsigned int vga_video_num_lines; /* Number of text lines */ static bool vga_can_do_color; /* Do we support colors? */ static unsigned int vga_default_font_height __read_mostly; /* Height of default screen font */ static unsigned char vga_video_type __read_mostly; /* Card type */ -static int vga_vesa_blanked; +static enum vesa_blank_mode vga_vesa_blanked; static bool vga_palette_blanked; static bool vga_is_gfx; static bool vga_512_chars; @@ -138,8 +138,40 @@ static inline void vga_set_mem_top(struct vc_data *c) static void vgacon_scrolldelta(struct vc_data *c, int lines) { - vc_scrolldelta_helper(c, lines, vga_rolled_over, (void *)vga_vram_base, - vga_vram_size); + unsigned long scr_end = c->vc_scr_end - vga_vram_base; + unsigned long vorigin = c->vc_visible_origin - vga_vram_base; + unsigned long origin = c->vc_origin - vga_vram_base; + int margin = c->vc_size_row * 4; + int from, wrap, from_off, avail; + + /* Turn scrollback off */ + if (!lines) { + c->vc_visible_origin = c->vc_origin; + return; + } + + /* Do we have already enough to allow jumping from 0 to the end? */ + if (vga_rolled_over > scr_end + margin) { + from = scr_end; + wrap = vga_rolled_over + c->vc_size_row; + } else { + from = 0; + wrap = vga_vram_size; + } + + from_off = (vorigin - from + wrap) % wrap + lines * c->vc_size_row; + avail = (origin - from + wrap) % wrap; + + /* Only a little piece would be left? Show all incl. the piece! */ + if (avail < 2 * margin) + margin = 0; + if (from_off < margin) + from_off = 0; + if (from_off > avail - margin) + from_off = avail; + + c->vc_visible_origin = vga_vram_base + (from + from_off) % wrap; + vga_set_mem_top(c); } @@ -335,7 +367,7 @@ static const char *vgacon_startup(void) return display_desc; } -static void vgacon_init(struct vc_data *c, int init) +static void vgacon_init(struct vc_data *c, bool init) { struct uni_pagedict *p; @@ -352,7 +384,7 @@ static void vgacon_init(struct vc_data *c, int init) c->vc_scan_lines = vga_scan_lines; c->vc_font.height = c->vc_cell_height = vga_video_font_height; - /* set dimensions manually if init != 0 since vc_resize() will fail */ + /* set dimensions manually if init is true since vc_resize() will fail */ if (init) { c->vc_cols = vga_video_num_columns; c->vc_rows = vga_video_num_lines; @@ -471,7 +503,7 @@ static void vgacon_set_cursor_size(int from, int to) raw_spin_unlock_irqrestore(&vga_lock, flags); } -static void vgacon_cursor(struct vc_data *c, int mode) +static void vgacon_cursor(struct vc_data *c, bool enable) { unsigned int c_height; @@ -482,47 +514,41 @@ static void vgacon_cursor(struct vc_data *c, int mode) c_height = c->vc_cell_height; - switch (mode) { - case CM_ERASE: - write_vga(14, (c->vc_pos - vga_vram_base) / 2); + write_vga(14, (c->vc_pos - vga_vram_base) / 2); + + if (!enable) { if (vga_video_type >= VIDEO_TYPE_VGAC) vgacon_set_cursor_size(31, 30); else vgacon_set_cursor_size(31, 31); - break; + return; + } - case CM_MOVE: - case CM_DRAW: - write_vga(14, (c->vc_pos - vga_vram_base) / 2); - switch (CUR_SIZE(c->vc_cursor_type)) { - case CUR_UNDERLINE: - vgacon_set_cursor_size(c_height - - (c_height < 10 ? 2 : 3), - c_height - - (c_height < 10 ? 1 : 2)); - break; - case CUR_TWO_THIRDS: - vgacon_set_cursor_size(c_height / 3, c_height - - (c_height < 10 ? 1 : 2)); - break; - case CUR_LOWER_THIRD: - vgacon_set_cursor_size(c_height * 2 / 3, c_height - - (c_height < 10 ? 1 : 2)); - break; - case CUR_LOWER_HALF: - vgacon_set_cursor_size(c_height / 2, c_height - - (c_height < 10 ? 1 : 2)); - break; - case CUR_NONE: - if (vga_video_type >= VIDEO_TYPE_VGAC) - vgacon_set_cursor_size(31, 30); - else - vgacon_set_cursor_size(31, 31); - break; - default: - vgacon_set_cursor_size(1, c_height); - break; - } + switch (CUR_SIZE(c->vc_cursor_type)) { + case CUR_UNDERLINE: + vgacon_set_cursor_size(c_height - (c_height < 10 ? 2 : 3), + c_height - (c_height < 10 ? 1 : 2)); + break; + case CUR_TWO_THIRDS: + vgacon_set_cursor_size(c_height / 3, + c_height - (c_height < 10 ? 1 : 2)); + break; + case CUR_LOWER_THIRD: + vgacon_set_cursor_size(c_height * 2 / 3, + c_height - (c_height < 10 ? 1 : 2)); + break; + case CUR_LOWER_HALF: + vgacon_set_cursor_size(c_height / 2, + c_height - (c_height < 10 ? 1 : 2)); + break; + case CUR_NONE: + if (vga_video_type >= VIDEO_TYPE_VGAC) + vgacon_set_cursor_size(31, 30); + else + vgacon_set_cursor_size(31, 31); + break; + default: + vgacon_set_cursor_size(1, c_height); break; } } @@ -588,7 +614,7 @@ static void vgacon_doresize(struct vc_data *c, raw_spin_unlock_irqrestore(&vga_lock, flags); } -static int vgacon_switch(struct vc_data *c) +static bool vgacon_switch(struct vc_data *c) { int x = c->vc_cols * VGA_FONTWIDTH; int y = c->vc_rows * c->vc_cell_height; @@ -617,7 +643,7 @@ static int vgacon_switch(struct vc_data *c) vgacon_doresize(c, c->vc_cols, c->vc_rows); } - return 0; /* Redrawing not needed */ + return false; /* Redrawing not needed */ } static void vga_set_palette(struct vc_data *vc, const unsigned char *table) @@ -657,7 +683,7 @@ static struct { unsigned char ClockingMode; /* Seq-Controller:01h */ } vga_state; -static void vga_vesa_blank(struct vgastate *state, int mode) +static void vga_vesa_blank(struct vgastate *state, enum vesa_blank_mode mode) { /* save original values of VGA controller registers */ if (!vga_vesa_blanked) { @@ -771,13 +797,14 @@ static void vga_pal_blank(struct vgastate *state) } } -static int vgacon_blank(struct vc_data *c, int blank, int mode_switch) +static bool vgacon_blank(struct vc_data *c, enum vesa_blank_mode blank, + bool mode_switch) { switch (blank) { - case 0: /* Unblank */ + case VESA_NO_BLANKING: /* Unblank */ if (vga_vesa_blanked) { vga_vesa_unblank(&vgastate); - vga_vesa_blanked = 0; + vga_vesa_blanked = VESA_NO_BLANKING; } if (vga_palette_blanked) { vga_set_palette(c, color_table); @@ -787,8 +814,7 @@ static int vgacon_blank(struct vc_data *c, int blank, int mode_switch) vga_is_gfx = false; /* Tell console.c that it has to restore the screen itself */ return 1; - case 1: /* Normal blanking */ - case -1: /* Obsolete */ + case VESA_VSYNC_SUSPEND: /* Normal blanking */ if (!mode_switch && vga_video_type == VIDEO_TYPE_VGAC) { vga_pal_blank(&vgastate); vga_palette_blanked = true; @@ -1004,7 +1030,7 @@ static int vgacon_adjust_height(struct vc_data *vc, unsigned fontheight) /* void size to cause regs to be rewritten */ cursor_size_lastfrom = 0; cursor_size_lastto = 0; - c->vc_sw->con_cursor(c, CM_DRAW); + c->vc_sw->con_cursor(c, true); } c->vc_font.height = c->vc_cell_height = fontheight; vc_resize(c, 0, rows); /* Adjust console size */ @@ -1013,7 +1039,7 @@ static int vgacon_adjust_height(struct vc_data *vc, unsigned fontheight) return 0; } -static int vgacon_font_set(struct vc_data *c, struct console_font *font, +static int vgacon_font_set(struct vc_data *c, const struct console_font *font, unsigned int vpitch, unsigned int flags) { unsigned charcount = font->charcount; @@ -1049,12 +1075,12 @@ static int vgacon_font_get(struct vc_data *c, struct console_font *font, unsigne } static int vgacon_resize(struct vc_data *c, unsigned int width, - unsigned int height, unsigned int user) + unsigned int height, bool from_user) { if ((width << 1) * height > vga_vram_size) return -EINVAL; - if (user) { + if (from_user) { /* * Ho ho! Someone (svgatextmode, eh?) may have reprogrammed * the video mode! Set the new defaults then and go away. @@ -1074,15 +1100,15 @@ static int vgacon_resize(struct vc_data *c, unsigned int width, return 0; } -static int vgacon_set_origin(struct vc_data *c) +static bool vgacon_set_origin(struct vc_data *c) { if (vga_is_gfx || /* We don't play origin tricks in graphic modes */ (console_blanked && !vga_palette_blanked)) /* Nor we write to blanked screens */ - return 0; + return false; c->vc_origin = c->vc_visible_origin = vga_vram_base; vga_set_mem_top(c); vga_rolled_over = 0; - return 1; + return true; } static void vgacon_save_screen(struct vc_data *c) @@ -1159,11 +1185,10 @@ static bool vgacon_scroll(struct vc_data *c, unsigned int t, unsigned int b, * The console `switch' structure for the VGA based console */ -static void vgacon_clear(struct vc_data *vc, int sy, int sx, int height, - int width) { } -static void vgacon_putc(struct vc_data *vc, int c, int ypos, int xpos) { } -static void vgacon_putcs(struct vc_data *vc, const unsigned short *s, - int count, int ypos, int xpos) { } +static void vgacon_clear(struct vc_data *vc, unsigned int sy, unsigned int sx, + unsigned int width) { } +static void vgacon_putcs(struct vc_data *vc, const u16 *s, unsigned int count, + unsigned int ypos, unsigned int xpos) { } const struct consw vga_con = { .owner = THIS_MODULE, @@ -1171,7 +1196,6 @@ const struct consw vga_con = { .con_init = vgacon_init, .con_deinit = vgacon_deinit, .con_clear = vgacon_clear, - .con_putc = vgacon_putc, .con_putcs = vgacon_putcs, .con_cursor = vgacon_cursor, .con_scroll = vgacon_scroll, diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig index 411bf2b2c..3f46663aa 100644 --- a/drivers/video/fbdev/Kconfig +++ b/drivers/video/fbdev/Kconfig @@ -75,7 +75,6 @@ config FB_CIRRUS select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT select FB_IOMEM_FOPS - select VIDEO_NOMODESET help This enables support for Cirrus Logic GD542x/543x based boards on Amiga: SD64, Piccolo, Picasso II/II+, Picasso IV, or EGS Spectrum. @@ -95,7 +94,6 @@ config FB_PM2 select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT select FB_IOMEM_FOPS - select VIDEO_NOMODESET help This is the frame buffer device driver for cards based on the 3D Labs Permedia, Permedia 2 and Permedia 2V chips. @@ -161,7 +159,6 @@ config FB_CYBER2000 tristate "CyberPro 2000/2010/5000 support" depends on FB && PCI && (BROKEN || !SPARC64) select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help This enables support for the Integraphics CyberPro 20x0 and 5000 VGA chips used in the Rebel.com Netwinder and other machines. @@ -312,7 +309,6 @@ config FB_CT65550 bool "Chips 65550 display support" depends on (FB = y) && PPC32 && PCI select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help This is the frame buffer device driver for the Chips & Technologies 65550 graphics chip in PowerBooks. @@ -321,7 +317,6 @@ config FB_ASILIANT bool "Asiliant (Chips) 69000 display support" depends on (FB = y) && PCI select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help This is the frame buffer device driver for the Asiliant 69030 chipset @@ -331,7 +326,6 @@ config FB_IMSTT select FB_CFB_IMAGEBLIT select FB_IOMEM_FOPS select FB_MACMODES if PPC_PMAC - select VIDEO_NOMODESET help The IMS Twin Turbo is a PCI-based frame buffer card bundled with many Macintosh and compatible computers. @@ -396,7 +390,6 @@ config FB_TGA select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT select FB_IOMEM_FOPS - select VIDEO_NOMODESET help This is the frame buffer device driver for generic TGA and SFB+ graphic cards. These include DEC ZLXp-E1, -E2 and -E3 PCI cards, @@ -576,7 +569,6 @@ config FB_XVR500 select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT select FB_IOMEM_FOPS - select VIDEO_NOMODESET help This is the framebuffer device for the Sun XVR-500 and similar graphics cards based upon the 3DLABS Wildcat chipset. The driver @@ -588,7 +580,6 @@ config FB_XVR2500 bool "Sun XVR-2500 3DLABS Wildcat support" depends on (FB = y) && PCI && SPARC64 select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help This is the framebuffer device for the Sun XVR-2500 and similar graphics cards based upon the 3DLABS Wildcat chipset. The driver @@ -614,7 +605,6 @@ config FB_PVR2 select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT select FB_IOMEM_FOPS - select VIDEO_NOMODESET help Say Y here if you have a PowerVR 2 card in your box. If you plan to run linux on your Dreamcast, you will have to say Y here. @@ -677,7 +667,6 @@ config FB_NVIDIA select FB_IOMEM_FOPS select BITREVERSE select VGASTATE - select VIDEO_NOMODESET help This driver supports graphics boards with the nVidia chips, TNT and newer. For very old chipsets, such as the RIVA128, then use @@ -726,7 +715,6 @@ config FB_RIVA select FB_MODE_HELPERS select BITREVERSE select VGASTATE - select VIDEO_NOMODESET help This driver supports graphics boards with the nVidia Riva/Geforce chips. @@ -769,7 +757,6 @@ config FB_I740 select FB_IOMEM_HELPERS select FB_MODE_HELPERS select VGASTATE - select VIDEO_NOMODESET select FB_DDC help This driver supports graphics cards based on Intel740 chip. @@ -780,7 +767,6 @@ config FB_I810 select FB_IOMEM_FOPS select FB_MODE_HELPERS select VGASTATE - select VIDEO_NOMODESET help This driver supports the on-board graphics built in to the Intel 810 and 815 chipsets. Say Y if you have and plan to use such a board. @@ -833,7 +819,6 @@ config FB_MATROX select FB_IOMEM_FOPS select FB_TILEBLITTING select FB_MACMODES if PPC_PMAC - select VIDEO_NOMODESET help Say Y here if you have a Matrox Millennium, Matrox Millennium II, Matrox Mystique, Matrox Mystique 220, Matrox Productiva G100, Matrox @@ -956,7 +941,6 @@ config FB_RADEON select FB_IOMEM_FOPS select FB_MACMODES if PPC select FB_MODE_HELPERS - select VIDEO_NOMODESET help Choose this option if you want to use an ATI Radeon graphics card as a framebuffer device. There are both PCI and AGP versions. You @@ -994,7 +978,6 @@ config FB_ATY128 select FB_BACKLIGHT if FB_ATY128_BACKLIGHT select FB_IOMEM_HELPERS select FB_MACMODES if PPC_PMAC - select VIDEO_NOMODESET help This driver supports graphics boards with the ATI Rage128 chips. Say Y if you have such a graphics board and read @@ -1020,7 +1003,6 @@ config FB_ATY select FB_IOMEM_FOPS select FB_MACMODES if PPC select FB_ATY_CT if SPARC64 && PCI - select VIDEO_NOMODESET help This driver supports graphics boards with the ATI Mach64 chips. Say Y if you have such a graphics board. @@ -1072,7 +1054,6 @@ config FB_S3 select FB_TILEBLITTING select FB_SVGALIB select VGASTATE - select VIDEO_NOMODESET select FONT_8x16 if FRAMEBUFFER_CONSOLE help Driver for graphics boards with S3 Trio / S3 Virge chip. @@ -1094,7 +1075,6 @@ config FB_SAVAGE select FB_IOMEM_FOPS select FB_MODE_HELPERS select VGASTATE - select VIDEO_NOMODESET help This driver supports notebooks and computers with S3 Savage PCI/AGP chips. @@ -1134,7 +1114,6 @@ config FB_SIS select FB_CFB_IMAGEBLIT select FB_IOMEM_FOPS select FB_SIS_300 if !FB_SIS_315 - select VIDEO_NOMODESET help This is the frame buffer device driver for the SiS 300, 315, 330 and 340 series as well as XGI V3XT, V5, V8, Z7 graphics chipsets. @@ -1165,7 +1144,6 @@ config FB_VIA select FB_CFB_IMAGEBLIT select FB_IOMEM_FOPS select I2C_ALGOBIT - select VIDEO_NOMODESET help This is the frame buffer device driver for Graphics chips of VIA UniChrome (Pro) Family (CLE266,PM800/CN400,P4M800CE/P4M800Pro/ @@ -1206,7 +1184,6 @@ config FB_NEOMAGIC select FB_IOMEM_FOPS select FB_MODE_HELPERS select VGASTATE - select VIDEO_NOMODESET help This driver supports notebooks with NeoMagic PCI chips. Say Y if you have such a graphics card. @@ -1218,7 +1195,6 @@ config FB_KYRO tristate "IMG Kyro support" depends on FB && PCI select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help Say Y here if you have a STG4000 / Kyro / PowerVR 3 based graphics board. @@ -1234,7 +1210,6 @@ config FB_3DFX select FB_CFB_IMAGEBLIT select FB_IOMEM_FOPS select FB_MODE_HELPERS - select VIDEO_NOMODESET help This driver supports graphics boards with the 3Dfx Banshee, Voodoo3 or VSA-100 (aka Voodoo4/5) chips. Say Y if you have @@ -1263,7 +1238,6 @@ config FB_VOODOO1 depends on FB && PCI depends on FB_DEVICE select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help Say Y here if you have a 3Dfx Voodoo Graphics (Voodoo1/sst1) or Voodoo2 (cvg) based graphics card. @@ -1286,7 +1260,6 @@ config FB_VT8623 select FB_TILEBLITTING select FB_SVGALIB select VGASTATE - select VIDEO_NOMODESET select FONT_8x16 if FRAMEBUFFER_CONSOLE help Driver for CastleRock integrated graphics core in the @@ -1301,7 +1274,6 @@ config FB_TRIDENT select FB_DDC select FB_IOMEM_FOPS select FB_MODE_HELPERS - select VIDEO_NOMODESET help This is the frame buffer device driver for Trident PCI/AGP chipsets. Supported chipset families are TGUI 9440/96XX, 3DImage, Blade3D @@ -1326,7 +1298,6 @@ config FB_ARK select FB_TILEBLITTING select FB_SVGALIB select VGASTATE - select VIDEO_NOMODESET select FONT_8x16 if FRAMEBUFFER_CONSOLE help Driver for PCI graphics boards with ARK 2000PV chip @@ -1339,7 +1310,6 @@ config FB_PM3 select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT select FB_IOMEM_FOPS - select VIDEO_NOMODESET help This is the frame buffer device driver for the 3DLabs Permedia3 chipset, used in Formac ProFormance III, 3DLabs Oxygen VX1 & @@ -1350,7 +1320,6 @@ config FB_CARMINE tristate "Fujitsu carmine frame buffer support" depends on FB && PCI select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help This is the frame buffer device driver for the Fujitsu Carmine chip. The driver provides two independent frame buffer devices. @@ -1557,7 +1526,7 @@ config FB_FSL_DIU config FB_SH_MOBILE_LCDC tristate "SuperH Mobile LCDC framebuffer support" depends on FB && HAVE_CLK && HAS_IOMEM - depends on SUPERH || ARCH_RENESAS || COMPILE_TEST + depends on SUPERH || COMPILE_TEST depends on FB_DEVICE select FB_BACKLIGHT select FB_DEFERRED_IO @@ -1632,7 +1601,6 @@ config FB_IBM_GXT4500 tristate "Framebuffer support for IBM GXT4000P/4500P/6000P/6500P adaptors" depends on FB select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help Say Y here to enable support for the IBM GXT4000P/6000P and GXT4500P/6500P display adaptor based on Raster Engine RC1000, @@ -1750,7 +1718,6 @@ config FB_MB862XX depends on FB depends on PCI || (OF && PPC) select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help Frame buffer driver for Fujitsu Carmine/Coral-P(A)/Lime controllers. @@ -1816,7 +1783,6 @@ config FB_HYPERV depends on FB && HYPERV select DMA_CMA if HAVE_DMA_CONTIGUOUS && CMA select FB_IOMEM_HELPERS_DEFERRED - select VIDEO_NOMODESET help This framebuffer driver supports Microsoft Hyper-V Synthetic Video. @@ -1850,7 +1816,6 @@ config FB_SM712 tristate "Silicon Motion SM712 framebuffer support" depends on FB && PCI select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help Frame buffer driver for the Silicon Motion SM710, SM712, SM721 and SM722 chips. diff --git a/drivers/video/fbdev/arkfb.c b/drivers/video/fbdev/arkfb.c index dca9c0325..082501fec 100644 --- a/drivers/video/fbdev/arkfb.c +++ b/drivers/video/fbdev/arkfb.c @@ -622,8 +622,13 @@ static int arkfb_set_par(struct fb_info *info) info->tileops = NULL; /* in 4bpp supports 8p wide tiles only, any tiles otherwise */ - info->pixmap.blit_x = (bpp == 4) ? (1 << (8 - 1)) : (~(u32)0); - info->pixmap.blit_y = ~(u32)0; + if (bpp == 4) { + bitmap_zero(info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); + set_bit(8 - 1, info->pixmap.blit_x); + } else { + bitmap_fill(info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); + } + bitmap_fill(info->pixmap.blit_y, FB_MAX_BLIT_HEIGHT); offset_value = (info->var.xres_virtual * bpp) / 64; screen_size = info->var.yres_virtual * info->fix.line_length; @@ -635,8 +640,10 @@ static int arkfb_set_par(struct fb_info *info) info->tileops = &arkfb_tile_ops; /* supports 8x16 tiles only */ - info->pixmap.blit_x = 1 << (8 - 1); - info->pixmap.blit_y = 1 << (16 - 1); + bitmap_zero(info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); + set_bit(8 - 1, info->pixmap.blit_x); + bitmap_zero(info->pixmap.blit_y, FB_MAX_BLIT_HEIGHT); + set_bit(16 - 1, info->pixmap.blit_y); offset_value = info->var.xres_virtual / 16; screen_size = (info->var.xres_virtual * info->var.yres_virtual) / 64; diff --git a/drivers/video/fbdev/chipsfb.c b/drivers/video/fbdev/chipsfb.c index b80711f13..b16a90558 100644 --- a/drivers/video/fbdev/chipsfb.c +++ b/drivers/video/fbdev/chipsfb.c @@ -15,6 +15,7 @@ */ #include <linux/aperture.h> +#include <linux/backlight.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/errno.h> diff --git a/drivers/video/fbdev/core/Kconfig b/drivers/video/fbdev/core/Kconfig index c0a5e4cbe..0ab8848ba 100644 --- a/drivers/video/fbdev/core/Kconfig +++ b/drivers/video/fbdev/core/Kconfig @@ -4,7 +4,7 @@ # config FB_CORE - select VIDEO_CMDLINE + select VIDEO tristate config FB_NOTIFY diff --git a/drivers/video/fbdev/core/bitblit.c b/drivers/video/fbdev/core/bitblit.c index 8587c9da0..3ff1b2a86 100644 --- a/drivers/video/fbdev/core/bitblit.c +++ b/drivers/video/fbdev/core/bitblit.c @@ -233,7 +233,7 @@ static void bit_clear_margins(struct vc_data *vc, struct fb_info *info, } } -static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode, +static void bit_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_cursor cursor; @@ -348,16 +348,7 @@ static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode, mask[i++] = msk; } - switch (mode) { - case CM_ERASE: - ops->cursor_state.enable = 0; - break; - case CM_DRAW: - case CM_MOVE: - default: - ops->cursor_state.enable = (use_sw) ? 0 : 1; - break; - } + ops->cursor_state.enable = enable && !use_sw; cursor.image.data = src; cursor.image.fg_color = ops->cursor_state.image.fg_color; diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c index 46823c2e2..fcabc668e 100644 --- a/drivers/video/fbdev/core/fbcon.c +++ b/drivers/video/fbdev/core/fbcon.c @@ -351,7 +351,7 @@ static void fb_flashcursor(struct work_struct *work) struct fb_info *info; struct vc_data *vc = NULL; int c; - int mode; + bool enable; int ret; /* FIXME: we should sort out the unbind locking instead */ @@ -375,9 +375,8 @@ static void fb_flashcursor(struct work_struct *work) } c = scr_readw((u16 *) vc->vc_pos); - mode = (!ops->cursor_flash || ops->cursor_state.enable) ? - CM_ERASE : CM_DRAW; - ops->cursor(vc, info, mode, get_color(vc, info, c, 1), + enable = ops->cursor_flash && !ops->cursor_state.enable; + ops->cursor(vc, info, enable, get_color(vc, info, c, 1), get_color(vc, info, c, 0)); console_unlock(); @@ -920,7 +919,7 @@ static void display_to_var(struct fb_var_screeninfo *var, static const char *fbcon_startup(void) { - const char *display_desc = "frame buffer device"; + static const char display_desc[] = "frame buffer device"; struct fbcon_display *p = &fb_display[fg_console]; struct vc_data *vc = vc_cons[fg_console].d; const struct font_desc *font = NULL; @@ -987,7 +986,7 @@ static const char *fbcon_startup(void) return display_desc; } -static void fbcon_init(struct vc_data *vc, int init) +static void fbcon_init(struct vc_data *vc, bool init) { struct fb_info *info; struct fbcon_ops *ops; @@ -1234,8 +1233,8 @@ finished: * restriction is simplicity & efficiency at the moment. */ -static void fbcon_clear(struct vc_data *vc, int sy, int sx, int height, - int width) +static void __fbcon_clear(struct vc_data *vc, unsigned int sy, unsigned int sx, + unsigned int height, unsigned int width) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); struct fbcon_ops *ops = info->fbcon_par; @@ -1272,8 +1271,14 @@ static void fbcon_clear(struct vc_data *vc, int sy, int sx, int height, ops->clear(vc, info, real_y(p, sy), sx, height, width); } -static void fbcon_putcs(struct vc_data *vc, const unsigned short *s, - int count, int ypos, int xpos) +static void fbcon_clear(struct vc_data *vc, unsigned int sy, unsigned int sx, + unsigned int width) +{ + __fbcon_clear(vc, sy, sx, 1, width); +} + +static void fbcon_putcs(struct vc_data *vc, const u16 *s, unsigned int count, + unsigned int ypos, unsigned int xpos) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); struct fbcon_display *p = &fb_display[vc->vc_num]; @@ -1285,14 +1290,6 @@ static void fbcon_putcs(struct vc_data *vc, const unsigned short *s, get_color(vc, info, scr_readw(s), 0)); } -static void fbcon_putc(struct vc_data *vc, int c, int ypos, int xpos) -{ - unsigned short chr; - - scr_writew(c, &chr); - fbcon_putcs(vc, &chr, 1, ypos, xpos); -} - static void fbcon_clear_margins(struct vc_data *vc, int bottom_only) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); @@ -1302,7 +1299,7 @@ static void fbcon_clear_margins(struct vc_data *vc, int bottom_only) ops->clear_margins(vc, info, margin_color, bottom_only); } -static void fbcon_cursor(struct vc_data *vc, int mode) +static void fbcon_cursor(struct vc_data *vc, bool enable) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); struct fbcon_ops *ops = info->fbcon_par; @@ -1318,12 +1315,12 @@ static void fbcon_cursor(struct vc_data *vc, int mode) else fbcon_add_cursor_work(info); - ops->cursor_flash = (mode == CM_ERASE) ? 0 : 1; + ops->cursor_flash = enable; if (!ops->cursor) return; - ops->cursor(vc, info, mode, get_color(vc, info, c, 1), + ops->cursor(vc, info, enable, get_color(vc, info, c, 1), get_color(vc, info, c, 0)); } @@ -1743,7 +1740,7 @@ static bool fbcon_scroll(struct vc_data *vc, unsigned int t, unsigned int b, if (fbcon_is_inactive(vc, info)) return true; - fbcon_cursor(vc, CM_ERASE); + fbcon_cursor(vc, false); /* * ++Geert: Only use ywrap/ypan if the console is in text mode @@ -1759,7 +1756,7 @@ static bool fbcon_scroll(struct vc_data *vc, unsigned int t, unsigned int b, case SCROLL_MOVE: fbcon_redraw_blit(vc, info, p, t, b - t - count, count); - fbcon_clear(vc, b - count, 0, count, vc->vc_cols); + __fbcon_clear(vc, b - count, 0, count, vc->vc_cols); scr_memsetw((unsigned short *) (vc->vc_origin + vc->vc_size_row * (b - count)), @@ -1782,7 +1779,7 @@ static bool fbcon_scroll(struct vc_data *vc, unsigned int t, unsigned int b, b - t - count, vc->vc_cols); else goto redraw_up; - fbcon_clear(vc, b - count, 0, count, vc->vc_cols); + __fbcon_clear(vc, b - count, 0, count, vc->vc_cols); break; case SCROLL_PAN_REDRAW: @@ -1800,7 +1797,7 @@ static bool fbcon_scroll(struct vc_data *vc, unsigned int t, unsigned int b, vc->vc_rows - b, b); } else fbcon_redraw_move(vc, p, t + count, b - t - count, t); - fbcon_clear(vc, b - count, 0, count, vc->vc_cols); + __fbcon_clear(vc, b - count, 0, count, vc->vc_cols); break; case SCROLL_PAN_MOVE: @@ -1823,14 +1820,14 @@ static bool fbcon_scroll(struct vc_data *vc, unsigned int t, unsigned int b, b - t - count, vc->vc_cols); else goto redraw_up; - fbcon_clear(vc, b - count, 0, count, vc->vc_cols); + __fbcon_clear(vc, b - count, 0, count, vc->vc_cols); break; case SCROLL_REDRAW: redraw_up: fbcon_redraw(vc, t, b - t - count, count * vc->vc_cols); - fbcon_clear(vc, b - count, 0, count, vc->vc_cols); + __fbcon_clear(vc, b - count, 0, count, vc->vc_cols); scr_memsetw((unsigned short *) (vc->vc_origin + vc->vc_size_row * (b - count)), @@ -1847,7 +1844,7 @@ static bool fbcon_scroll(struct vc_data *vc, unsigned int t, unsigned int b, case SCROLL_MOVE: fbcon_redraw_blit(vc, info, p, b - 1, b - t - count, -count); - fbcon_clear(vc, t, 0, count, vc->vc_cols); + __fbcon_clear(vc, t, 0, count, vc->vc_cols); scr_memsetw((unsigned short *) (vc->vc_origin + vc->vc_size_row * t), @@ -1870,7 +1867,7 @@ static bool fbcon_scroll(struct vc_data *vc, unsigned int t, unsigned int b, b - t - count, vc->vc_cols); else goto redraw_down; - fbcon_clear(vc, t, 0, count, vc->vc_cols); + __fbcon_clear(vc, t, 0, count, vc->vc_cols); break; case SCROLL_PAN_MOVE: @@ -1892,7 +1889,7 @@ static bool fbcon_scroll(struct vc_data *vc, unsigned int t, unsigned int b, b - t - count, vc->vc_cols); else goto redraw_down; - fbcon_clear(vc, t, 0, count, vc->vc_cols); + __fbcon_clear(vc, t, 0, count, vc->vc_cols); break; case SCROLL_PAN_REDRAW: @@ -1909,14 +1906,14 @@ static bool fbcon_scroll(struct vc_data *vc, unsigned int t, unsigned int b, fbcon_redraw_move(vc, p, count, t, 0); } else fbcon_redraw_move(vc, p, t, b - t - count, t + count); - fbcon_clear(vc, t, 0, count, vc->vc_cols); + __fbcon_clear(vc, t, 0, count, vc->vc_cols); break; case SCROLL_REDRAW: redraw_down: fbcon_redraw(vc, b - 1, b - t - count, -count * vc->vc_cols); - fbcon_clear(vc, t, 0, count, vc->vc_cols); + __fbcon_clear(vc, t, 0, count, vc->vc_cols); scr_memsetw((unsigned short *) (vc->vc_origin + vc->vc_size_row * t), @@ -1995,7 +1992,7 @@ static void updatescrollmode(struct fbcon_display *p, #define CALC_FONTSZ(h, p, c) ((h) * (p) * (c)) /* size = height * pitch * charcount */ static int fbcon_resize(struct vc_data *vc, unsigned int width, - unsigned int height, unsigned int user) + unsigned int height, bool from_user) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); struct fbcon_ops *ops = info->fbcon_par; @@ -2058,7 +2055,7 @@ static int fbcon_resize(struct vc_data *vc, unsigned int width, return 0; } -static int fbcon_switch(struct vc_data *vc) +static bool fbcon_switch(struct vc_data *vc) { struct fb_info *info, *old_info = NULL; struct fbcon_ops *ops; @@ -2180,9 +2177,9 @@ static int fbcon_switch(struct vc_data *vc) vc->vc_origin + vc->vc_size_row * vc->vc_top, vc->vc_size_row * (vc->vc_bottom - vc->vc_top) / 2); - return 0; + return false; } - return 1; + return true; } static void fbcon_generic_blank(struct vc_data *vc, struct fb_info *info, @@ -2195,12 +2192,13 @@ static void fbcon_generic_blank(struct vc_data *vc, struct fb_info *info, oldc = vc->vc_video_erase_char; vc->vc_video_erase_char &= charmask; - fbcon_clear(vc, 0, 0, vc->vc_rows, vc->vc_cols); + __fbcon_clear(vc, 0, 0, vc->vc_rows, vc->vc_cols); vc->vc_video_erase_char = oldc; } } -static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch) +static bool fbcon_blank(struct vc_data *vc, enum vesa_blank_mode blank, + bool mode_switch) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); struct fbcon_ops *ops = info->fbcon_par; @@ -2222,7 +2220,7 @@ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch) if (!fbcon_is_inactive(vc, info)) { if (ops->blank_state != blank) { ops->blank_state = blank; - fbcon_cursor(vc, blank ? CM_ERASE : CM_DRAW); + fbcon_cursor(vc, !blank); ops->cursor_flash = (!blank); if (fb_blank(info, blank)) @@ -2239,10 +2237,10 @@ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch) else fbcon_add_cursor_work(info); - return 0; + return false; } -static int fbcon_debug_enter(struct vc_data *vc) +static void fbcon_debug_enter(struct vc_data *vc) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); struct fbcon_ops *ops = info->fbcon_par; @@ -2252,10 +2250,9 @@ static int fbcon_debug_enter(struct vc_data *vc) if (info->fbops->fb_debug_enter) info->fbops->fb_debug_enter(info); fbcon_set_palette(vc, color_table); - return 0; } -static int fbcon_debug_leave(struct vc_data *vc) +static void fbcon_debug_leave(struct vc_data *vc) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); struct fbcon_ops *ops = info->fbcon_par; @@ -2263,7 +2260,6 @@ static int fbcon_debug_leave(struct vc_data *vc) ops->graphics = ops->save_graphics; if (info->fbops->fb_debug_leave) info->fbops->fb_debug_leave(info); - return 0; } static int fbcon_get_font(struct vc_data *vc, struct console_font *font, unsigned int vpitch) @@ -2461,7 +2457,7 @@ err_out: * but lets not assume that, since charcount of 512 is small for unicode support. */ -static int fbcon_set_font(struct vc_data *vc, struct console_font *font, +static int fbcon_set_font(struct vc_data *vc, const struct console_font *font, unsigned int vpitch, unsigned int flags) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); @@ -2483,12 +2479,12 @@ static int fbcon_set_font(struct vc_data *vc, struct console_font *font, h > FBCON_SWAP(info->var.rotate, info->var.yres, info->var.xres)) return -EINVAL; - if (font->width > 32 || font->height > 32) + if (font->width > FB_MAX_BLIT_WIDTH || font->height > FB_MAX_BLIT_HEIGHT) return -EINVAL; /* Make sure drawing engine can handle the font */ - if (!(info->pixmap.blit_x & BIT(font->width - 1)) || - !(info->pixmap.blit_y & BIT(font->height - 1))) + if (!test_bit(font->width - 1, info->pixmap.blit_x) || + !test_bit(font->height - 1, info->pixmap.blit_y)) return -EINVAL; /* Make sure driver can handle the font length */ @@ -2534,7 +2530,8 @@ static int fbcon_set_font(struct vc_data *vc, struct console_font *font, return fbcon_do_set_font(vc, font->width, font->height, charcount, new_data, 1); } -static int fbcon_set_def_font(struct vc_data *vc, struct console_font *font, char *name) +static int fbcon_set_def_font(struct vc_data *vc, struct console_font *font, + const char *name) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); const struct font_desc *f; @@ -2593,35 +2590,6 @@ static void fbcon_set_palette(struct vc_data *vc, const unsigned char *table) fb_set_cmap(&palette_cmap, info); } -static u16 *fbcon_screen_pos(const struct vc_data *vc, int offset) -{ - return (u16 *) (vc->vc_origin + offset); -} - -static unsigned long fbcon_getxy(struct vc_data *vc, unsigned long pos, - int *px, int *py) -{ - unsigned long ret; - int x, y; - - if (pos >= vc->vc_origin && pos < vc->vc_scr_end) { - unsigned long offset = (pos - vc->vc_origin) / 2; - - x = offset % vc->vc_cols; - y = offset / vc->vc_cols; - ret = pos + (vc->vc_cols - x) * 2; - } else { - /* Should not happen */ - x = y = 0; - ret = vc->vc_origin; - } - if (px) - *px = x; - if (py) - *py = y; - return ret; -} - /* As we might be inside of softback, we may work with non-contiguous buffer, that's why we have to use a separate routine. */ static void fbcon_invert_region(struct vc_data *vc, u16 * p, int cnt) @@ -2650,7 +2618,7 @@ void fbcon_suspended(struct fb_info *info) vc = vc_cons[ops->currcon].d; /* Clear cursor, restore saved data */ - fbcon_cursor(vc, CM_ERASE); + fbcon_cursor(vc, false); } void fbcon_resumed(struct fb_info *info) @@ -3082,8 +3050,8 @@ void fbcon_get_requirement(struct fb_info *info, vc = vc_cons[i].d; if (vc && vc->vc_mode == KD_TEXT && info->node == con2fb_map[i]) { - caps->x |= 1 << (vc->vc_font.width - 1); - caps->y |= 1 << (vc->vc_font.height - 1); + set_bit(vc->vc_font.width - 1, caps->x); + set_bit(vc->vc_font.height - 1, caps->y); charcnt = vc->vc_font.charcount; if (caps->len < charcnt) caps->len = charcnt; @@ -3094,8 +3062,10 @@ void fbcon_get_requirement(struct fb_info *info, if (vc && vc->vc_mode == KD_TEXT && info->node == con2fb_map[fg_console]) { - caps->x = 1 << (vc->vc_font.width - 1); - caps->y = 1 << (vc->vc_font.height - 1); + bitmap_zero(caps->x, FB_MAX_BLIT_WIDTH); + set_bit(vc->vc_font.width - 1, caps->x); + bitmap_zero(caps->y, FB_MAX_BLIT_HEIGHT); + set_bit(vc->vc_font.height - 1, caps->y); caps->len = vc->vc_font.charcount; } } @@ -3152,7 +3122,6 @@ static const struct consw fb_con = { .con_init = fbcon_init, .con_deinit = fbcon_deinit, .con_clear = fbcon_clear, - .con_putc = fbcon_putc, .con_putcs = fbcon_putcs, .con_cursor = fbcon_cursor, .con_scroll = fbcon_scroll, @@ -3163,8 +3132,6 @@ static const struct consw fb_con = { .con_font_default = fbcon_set_def_font, .con_set_palette = fbcon_set_palette, .con_invert_region = fbcon_invert_region, - .con_screen_pos = fbcon_screen_pos, - .con_getxy = fbcon_getxy, .con_resize = fbcon_resize, .con_debug_enter = fbcon_debug_enter, .con_debug_leave = fbcon_debug_leave, diff --git a/drivers/video/fbdev/core/fbcon.h b/drivers/video/fbdev/core/fbcon.h index 0eaf54a21..df70ea5ec 100644 --- a/drivers/video/fbdev/core/fbcon.h +++ b/drivers/video/fbdev/core/fbcon.h @@ -61,8 +61,8 @@ struct fbcon_ops { int fg, int bg); void (*clear_margins)(struct vc_data *vc, struct fb_info *info, int color, int bottom_only); - void (*cursor)(struct vc_data *vc, struct fb_info *info, int mode, - int fg, int bg); + void (*cursor)(struct vc_data *vc, struct fb_info *info, + bool enable, int fg, int bg); int (*update_start)(struct fb_info *info); int (*rotate_font)(struct fb_info *info, struct vc_data *vc); struct fb_var_screeninfo var; /* copy of the current fb_var_screeninfo */ diff --git a/drivers/video/fbdev/core/fbcon_ccw.c b/drivers/video/fbdev/core/fbcon_ccw.c index 2789ace79..f9b794ff7 100644 --- a/drivers/video/fbdev/core/fbcon_ccw.c +++ b/drivers/video/fbdev/core/fbcon_ccw.c @@ -218,7 +218,7 @@ static void ccw_clear_margins(struct vc_data *vc, struct fb_info *info, } } -static void ccw_cursor(struct vc_data *vc, struct fb_info *info, int mode, +static void ccw_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_cursor cursor; @@ -349,16 +349,7 @@ static void ccw_cursor(struct vc_data *vc, struct fb_info *info, int mode, kfree(tmp); } - switch (mode) { - case CM_ERASE: - ops->cursor_state.enable = 0; - break; - case CM_DRAW: - case CM_MOVE: - default: - ops->cursor_state.enable = (use_sw) ? 0 : 1; - break; - } + ops->cursor_state.enable = enable && !use_sw; cursor.image.data = src; cursor.image.fg_color = ops->cursor_state.image.fg_color; diff --git a/drivers/video/fbdev/core/fbcon_cw.c b/drivers/video/fbdev/core/fbcon_cw.c index 86a254c1b..903f6fc17 100644 --- a/drivers/video/fbdev/core/fbcon_cw.c +++ b/drivers/video/fbdev/core/fbcon_cw.c @@ -201,7 +201,7 @@ static void cw_clear_margins(struct vc_data *vc, struct fb_info *info, } } -static void cw_cursor(struct vc_data *vc, struct fb_info *info, int mode, +static void cw_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_cursor cursor; @@ -332,16 +332,7 @@ static void cw_cursor(struct vc_data *vc, struct fb_info *info, int mode, kfree(tmp); } - switch (mode) { - case CM_ERASE: - ops->cursor_state.enable = 0; - break; - case CM_DRAW: - case CM_MOVE: - default: - ops->cursor_state.enable = (use_sw) ? 0 : 1; - break; - } + ops->cursor_state.enable = enable && !use_sw; cursor.image.data = src; cursor.image.fg_color = ops->cursor_state.image.fg_color; diff --git a/drivers/video/fbdev/core/fbcon_ud.c b/drivers/video/fbdev/core/fbcon_ud.c index 23bc04576..594331936 100644 --- a/drivers/video/fbdev/core/fbcon_ud.c +++ b/drivers/video/fbdev/core/fbcon_ud.c @@ -248,7 +248,7 @@ static void ud_clear_margins(struct vc_data *vc, struct fb_info *info, } } -static void ud_cursor(struct vc_data *vc, struct fb_info *info, int mode, +static void ud_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_cursor cursor; @@ -372,16 +372,7 @@ static void ud_cursor(struct vc_data *vc, struct fb_info *info, int mode, mask[i++] = ~msk; } - switch (mode) { - case CM_ERASE: - ops->cursor_state.enable = 0; - break; - case CM_DRAW: - case CM_MOVE: - default: - ops->cursor_state.enable = (use_sw) ? 0 : 1; - break; - } + ops->cursor_state.enable = enable && !use_sw; cursor.image.data = src; cursor.image.fg_color = ops->cursor_state.image.fg_color; diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index fc206755f..4c4ad0a86 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c @@ -212,8 +212,8 @@ static int fb_check_caps(struct fb_info *info, struct fb_var_screeninfo *var, fbcon_get_requirement(info, &caps); info->fbops->fb_get_caps(info, &fbcaps, var); - if (((fbcaps.x ^ caps.x) & caps.x) || - ((fbcaps.y ^ caps.y) & caps.y) || + if (!bitmap_subset(caps.x, fbcaps.x, FB_MAX_BLIT_WIDTH) || + !bitmap_subset(caps.y, fbcaps.y, FB_MAX_BLIT_HEIGHT) || (fbcaps.len < caps.len)) err = -EINVAL; @@ -420,11 +420,11 @@ static int do_register_framebuffer(struct fb_info *fb_info) } fb_info->pixmap.offset = 0; - if (!fb_info->pixmap.blit_x) - fb_info->pixmap.blit_x = ~(u32)0; + if (bitmap_empty(fb_info->pixmap.blit_x, FB_MAX_BLIT_WIDTH)) + bitmap_fill(fb_info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); - if (!fb_info->pixmap.blit_y) - fb_info->pixmap.blit_y = ~(u32)0; + if (bitmap_empty(fb_info->pixmap.blit_y, FB_MAX_BLIT_HEIGHT)) + bitmap_fill(fb_info->pixmap.blit_y, FB_MAX_BLIT_HEIGHT); if (!fb_info->modelist.prev || !fb_info->modelist.next) INIT_LIST_HEAD(&fb_info->modelist); @@ -645,7 +645,6 @@ int fb_new_modelist(struct fb_info *info) return 0; } -#if defined(CONFIG_VIDEO_NOMODESET) bool fb_modesetting_disabled(const char *drvname) { bool fwonly = video_firmware_drivers_only(); @@ -657,6 +656,5 @@ bool fb_modesetting_disabled(const char *drvname) return fwonly; } EXPORT_SYMBOL(fb_modesetting_disabled); -#endif MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/core/svgalib.c b/drivers/video/fbdev/core/svgalib.c index 2cba15888..821b89a0a 100644 --- a/drivers/video/fbdev/core/svgalib.c +++ b/drivers/video/fbdev/core/svgalib.c @@ -354,12 +354,19 @@ void svga_get_caps(struct fb_info *info, struct fb_blit_caps *caps, { if (var->bits_per_pixel == 0) { /* can only support 256 8x16 bitmap */ - caps->x = 1 << (8 - 1); - caps->y = 1 << (16 - 1); + bitmap_zero(caps->x, FB_MAX_BLIT_WIDTH); + set_bit(8 - 1, caps->x); + bitmap_zero(caps->y, FB_MAX_BLIT_HEIGHT); + set_bit(16 - 1, caps->y); caps->len = 256; } else { - caps->x = (var->bits_per_pixel == 4) ? 1 << (8 - 1) : ~(u32)0; - caps->y = ~(u32)0; + if (var->bits_per_pixel == 4) { + bitmap_zero(caps->x, FB_MAX_BLIT_WIDTH); + set_bit(8 - 1, caps->x); + } else { + bitmap_fill(caps->x, FB_MAX_BLIT_WIDTH); + } + bitmap_fill(caps->y, FB_MAX_BLIT_HEIGHT); caps->len = ~(u32)0; } } diff --git a/drivers/video/fbdev/core/tileblit.c b/drivers/video/fbdev/core/tileblit.c index 2768eff24..eff7ec4da 100644 --- a/drivers/video/fbdev/core/tileblit.c +++ b/drivers/video/fbdev/core/tileblit.c @@ -79,7 +79,7 @@ static void tile_clear_margins(struct vc_data *vc, struct fb_info *info, return; } -static void tile_cursor(struct vc_data *vc, struct fb_info *info, int mode, +static void tile_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_tilecursor cursor; @@ -87,7 +87,7 @@ static void tile_cursor(struct vc_data *vc, struct fb_info *info, int mode, cursor.sx = vc->state.x; cursor.sy = vc->state.y; - cursor.mode = (mode == CM_ERASE || use_sw) ? 0 : 1; + cursor.mode = enable && !use_sw; cursor.fg = fg; cursor.bg = bg; diff --git a/drivers/video/fbdev/efifb.c b/drivers/video/fbdev/efifb.c index f9b4ddd59..8dd82afb3 100644 --- a/drivers/video/fbdev/efifb.c +++ b/drivers/video/fbdev/efifb.c @@ -13,11 +13,9 @@ #include <linux/efi-bgrt.h> #include <linux/errno.h> #include <linux/fb.h> -#include <linux/pci.h> #include <linux/platform_device.h> #include <linux/printk.h> #include <linux/screen_info.h> -#include <linux/pm_runtime.h> #include <video/vga.h> #include <asm/efi.h> #include <drm/drm_utils.h> /* For drm_get_panel_orientation_quirk */ @@ -48,8 +46,6 @@ static bool use_bgrt = true; static bool request_mem_succeeded = false; static u64 mem_flags = EFI_MEMORY_WC | EFI_MEMORY_UC; -static struct pci_dev *efifb_pci_dev; /* dev with BAR covering the efifb */ - struct efifb_par { u32 pseudo_palette[16]; resource_size_t base; @@ -108,7 +104,7 @@ static int efifb_setcolreg(unsigned regno, unsigned red, unsigned green, */ #if defined CONFIG_FRAMEBUFFER_CONSOLE_DEFERRED_TAKEOVER && \ defined CONFIG_ACPI_BGRT -static void efifb_copy_bmp(u8 *src, u32 *dst, int width, struct screen_info *si) +static void efifb_copy_bmp(u8 *src, u32 *dst, int width, const struct screen_info *si) { u8 r, g, b; @@ -130,7 +126,7 @@ static void efifb_copy_bmp(u8 *src, u32 *dst, int width, struct screen_info *si) * resolution still fits, it will be displayed very close to the right edge of * the display looking quite bad. This function checks for this. */ -static bool efifb_bgrt_sanity_check(struct screen_info *si, u32 bmp_width) +static bool efifb_bgrt_sanity_check(const struct screen_info *si, u32 bmp_width) { /* * All x86 firmwares horizontally center the image (the yoffset @@ -141,16 +137,15 @@ static bool efifb_bgrt_sanity_check(struct screen_info *si, u32 bmp_width) return bgrt_tab.image_offset_x == expected_xoffset; } #else -static bool efifb_bgrt_sanity_check(struct screen_info *si, u32 bmp_width) +static bool efifb_bgrt_sanity_check(const struct screen_info *si, u32 bmp_width) { return true; } #endif -static void efifb_show_boot_graphics(struct fb_info *info) +static void efifb_show_boot_graphics(struct fb_info *info, const struct screen_info *si) { u32 bmp_width, bmp_height, bmp_pitch, dst_x, y, src_y; - struct screen_info *si = &screen_info; struct bmp_file_header *file_header; struct bmp_dib_header *dib_header; void *bgrt_image = NULL; @@ -247,7 +242,8 @@ error: pr_warn("efifb: Ignoring BGRT: unexpected or invalid BMP data\n"); } #else -static inline void efifb_show_boot_graphics(struct fb_info *info) {} +static inline void efifb_show_boot_graphics(struct fb_info *info, const struct screen_info *si) +{ } #endif /* @@ -258,9 +254,6 @@ static void efifb_destroy(struct fb_info *info) { struct efifb_par *par = info->par; - if (efifb_pci_dev) - pm_runtime_put(&efifb_pci_dev->dev); - if (info->screen_base) { if (mem_flags & (EFI_MEMORY_UC | EFI_MEMORY_WC)) iounmap(info->screen_base); @@ -282,7 +275,7 @@ static const struct fb_ops efifb_ops = { .fb_setcolreg = efifb_setcolreg, }; -static int efifb_setup(char *options) +static int efifb_setup(struct screen_info *si, char *options) { char *this_opt; @@ -290,16 +283,16 @@ static int efifb_setup(char *options) while ((this_opt = strsep(&options, ",")) != NULL) { if (!*this_opt) continue; - efifb_setup_from_dmi(&screen_info, this_opt); + efifb_setup_from_dmi(si, this_opt); if (!strncmp(this_opt, "base:", 5)) - screen_info.lfb_base = simple_strtoul(this_opt+5, NULL, 0); + si->lfb_base = simple_strtoul(this_opt+5, NULL, 0); else if (!strncmp(this_opt, "stride:", 7)) - screen_info.lfb_linelength = simple_strtoul(this_opt+7, NULL, 0) * 4; + si->lfb_linelength = simple_strtoul(this_opt+7, NULL, 0) * 4; else if (!strncmp(this_opt, "height:", 7)) - screen_info.lfb_height = simple_strtoul(this_opt+7, NULL, 0); + si->lfb_height = simple_strtoul(this_opt+7, NULL, 0); else if (!strncmp(this_opt, "width:", 6)) - screen_info.lfb_width = simple_strtoul(this_opt+6, NULL, 0); + si->lfb_width = simple_strtoul(this_opt+6, NULL, 0); else if (!strcmp(this_opt, "nowc")) mem_flags &= ~EFI_MEMORY_WC; else if (!strcmp(this_opt, "nobgrt")) @@ -310,15 +303,15 @@ static int efifb_setup(char *options) return 0; } -static inline bool fb_base_is_valid(void) +static inline bool fb_base_is_valid(struct screen_info *si) { - if (screen_info.lfb_base) + if (si->lfb_base) return true; - if (!(screen_info.capabilities & VIDEO_CAPABILITY_64BIT_BASE)) + if (!(si->capabilities & VIDEO_CAPABILITY_64BIT_BASE)) return false; - if (screen_info.ext_lfb_base) + if (si->ext_lfb_base) return true; return false; @@ -329,7 +322,10 @@ static ssize_t name##_show(struct device *dev, \ struct device_attribute *attr, \ char *buf) \ { \ - return sprintf(buf, fmt "\n", (screen_info.lfb_##name)); \ + struct screen_info *si = dev_get_platdata(dev); \ + if (!si) \ + return -ENODEV; \ + return sprintf(buf, fmt "\n", (si->lfb_##name)); \ } \ static DEVICE_ATTR_RO(name) @@ -349,13 +345,9 @@ static struct attribute *efifb_attrs[] = { }; ATTRIBUTE_GROUPS(efifb); -static bool pci_dev_disabled; /* FB base matches BAR of a disabled device */ - -static struct resource *bar_resource; -static u64 bar_offset; - static int efifb_probe(struct platform_device *dev) { + struct screen_info *si; struct fb_info *info; struct efifb_par *par; int err, orientation; @@ -365,62 +357,60 @@ static int efifb_probe(struct platform_device *dev) char *option = NULL; efi_memory_desc_t md; - if (screen_info.orig_video_isVGA != VIDEO_TYPE_EFI || pci_dev_disabled) + /* + * If we fail probing the device, the kernel might try a different + * driver. We get a copy of the attached screen_info, so that we can + * modify its values without affecting later drivers. + */ + si = dev_get_platdata(&dev->dev); + if (!si) + return -ENODEV; + si = devm_kmemdup(&dev->dev, si, sizeof(*si), GFP_KERNEL); + if (!si) + return -ENOMEM; + + if (si->orig_video_isVGA != VIDEO_TYPE_EFI) return -ENODEV; if (fb_get_options("efifb", &option)) return -ENODEV; - efifb_setup(option); + efifb_setup(si, option); /* We don't get linelength from UGA Draw Protocol, only from * EFI Graphics Protocol. So if it's not in DMI, and it's not * passed in from the user, we really can't use the framebuffer. */ - if (!screen_info.lfb_linelength) + if (!si->lfb_linelength) return -ENODEV; - if (!screen_info.lfb_depth) - screen_info.lfb_depth = 32; - if (!screen_info.pages) - screen_info.pages = 1; - if (!fb_base_is_valid()) { + if (!si->lfb_depth) + si->lfb_depth = 32; + if (!si->pages) + si->pages = 1; + if (!fb_base_is_valid(si)) { printk(KERN_DEBUG "efifb: invalid framebuffer address\n"); return -ENODEV; } printk(KERN_INFO "efifb: probing for efifb\n"); /* just assume they're all unset if any are */ - if (!screen_info.blue_size) { - screen_info.blue_size = 8; - screen_info.blue_pos = 0; - screen_info.green_size = 8; - screen_info.green_pos = 8; - screen_info.red_size = 8; - screen_info.red_pos = 16; - screen_info.rsvd_size = 8; - screen_info.rsvd_pos = 24; + if (!si->blue_size) { + si->blue_size = 8; + si->blue_pos = 0; + si->green_size = 8; + si->green_pos = 8; + si->red_size = 8; + si->red_pos = 16; + si->rsvd_size = 8; + si->rsvd_pos = 24; } - efifb_fix.smem_start = screen_info.lfb_base; + efifb_fix.smem_start = __screen_info_lfb_base(si); - if (screen_info.capabilities & VIDEO_CAPABILITY_64BIT_BASE) { - u64 ext_lfb_base; - - ext_lfb_base = (u64)(unsigned long)screen_info.ext_lfb_base << 32; - efifb_fix.smem_start |= ext_lfb_base; - } - - if (bar_resource && - bar_resource->start + bar_offset != efifb_fix.smem_start) { - dev_info(&efifb_pci_dev->dev, - "BAR has moved, updating efifb address\n"); - efifb_fix.smem_start = bar_resource->start + bar_offset; - } - - efifb_defined.bits_per_pixel = screen_info.lfb_depth; - efifb_defined.xres = screen_info.lfb_width; - efifb_defined.yres = screen_info.lfb_height; - efifb_fix.line_length = screen_info.lfb_linelength; + efifb_defined.bits_per_pixel = si->lfb_depth; + efifb_defined.xres = si->lfb_width; + efifb_defined.yres = si->lfb_height; + efifb_fix.line_length = si->lfb_linelength; /* size_vmode -- that is the amount of memory needed for the * used video mode, i.e. the minimum amount of @@ -430,7 +420,7 @@ static int efifb_probe(struct platform_device *dev) /* size_total -- all video memory we have. Used for * entries, ressource allocation and bounds * checking. */ - size_total = screen_info.lfb_size; + size_total = si->lfb_size; if (size_total < size_vmode) size_total = size_vmode; @@ -505,14 +495,14 @@ static int efifb_probe(struct platform_device *dev) goto err_release_fb; } - efifb_show_boot_graphics(info); + efifb_show_boot_graphics(info, si); pr_info("efifb: framebuffer at 0x%lx, using %dk, total %dk\n", efifb_fix.smem_start, size_remap/1024, size_total/1024); pr_info("efifb: mode is %dx%dx%d, linelength=%d, pages=%d\n", efifb_defined.xres, efifb_defined.yres, efifb_defined.bits_per_pixel, efifb_fix.line_length, - screen_info.pages); + si->pages); efifb_defined.xres_virtual = efifb_defined.xres; efifb_defined.yres_virtual = efifb_fix.smem_len / @@ -526,26 +516,26 @@ static int efifb_probe(struct platform_device *dev) efifb_defined.left_margin = (efifb_defined.xres / 8) & 0xf8; efifb_defined.hsync_len = (efifb_defined.xres / 8) & 0xf8; - efifb_defined.red.offset = screen_info.red_pos; - efifb_defined.red.length = screen_info.red_size; - efifb_defined.green.offset = screen_info.green_pos; - efifb_defined.green.length = screen_info.green_size; - efifb_defined.blue.offset = screen_info.blue_pos; - efifb_defined.blue.length = screen_info.blue_size; - efifb_defined.transp.offset = screen_info.rsvd_pos; - efifb_defined.transp.length = screen_info.rsvd_size; + efifb_defined.red.offset = si->red_pos; + efifb_defined.red.length = si->red_size; + efifb_defined.green.offset = si->green_pos; + efifb_defined.green.length = si->green_size; + efifb_defined.blue.offset = si->blue_pos; + efifb_defined.blue.length = si->blue_size; + efifb_defined.transp.offset = si->rsvd_pos; + efifb_defined.transp.length = si->rsvd_size; pr_info("efifb: %s: " "size=%d:%d:%d:%d, shift=%d:%d:%d:%d\n", "Truecolor", - screen_info.rsvd_size, - screen_info.red_size, - screen_info.green_size, - screen_info.blue_size, - screen_info.rsvd_pos, - screen_info.red_pos, - screen_info.green_pos, - screen_info.blue_pos); + si->rsvd_size, + si->red_size, + si->green_size, + si->blue_size, + si->rsvd_pos, + si->red_pos, + si->green_pos, + si->blue_pos); efifb_fix.ypanstep = 0; efifb_fix.ywrapstep = 0; @@ -582,26 +572,20 @@ static int efifb_probe(struct platform_device *dev) goto err_groups; } - if (efifb_pci_dev) - WARN_ON(pm_runtime_get_sync(&efifb_pci_dev->dev) < 0); - err = devm_aperture_acquire_for_platform_device(dev, par->base, par->size); if (err) { pr_err("efifb: cannot acquire aperture\n"); - goto err_put_rpm_ref; + goto err_fb_dealloc_cmap; } err = register_framebuffer(info); if (err < 0) { pr_err("efifb: cannot register framebuffer\n"); - goto err_put_rpm_ref; + goto err_fb_dealloc_cmap; } fb_info(info, "%s frame buffer device\n", info->fix.id); return 0; -err_put_rpm_ref: - if (efifb_pci_dev) - pm_runtime_put(&efifb_pci_dev->dev); - +err_fb_dealloc_cmap: fb_dealloc_cmap(&info->cmap); err_groups: sysfs_remove_groups(&dev->dev.kobj, efifb_groups); @@ -636,58 +620,3 @@ static struct platform_driver efifb_driver = { }; builtin_platform_driver(efifb_driver); - -#if defined(CONFIG_PCI) - -static void record_efifb_bar_resource(struct pci_dev *dev, int idx, u64 offset) -{ - u16 word; - - efifb_pci_dev = dev; - - pci_read_config_word(dev, PCI_COMMAND, &word); - if (!(word & PCI_COMMAND_MEMORY)) { - pci_dev_disabled = true; - dev_err(&dev->dev, - "BAR %d: assigned to efifb but device is disabled!\n", - idx); - return; - } - - bar_resource = &dev->resource[idx]; - bar_offset = offset; - - dev_info(&dev->dev, "BAR %d: assigned to efifb\n", idx); -} - -static void efifb_fixup_resources(struct pci_dev *dev) -{ - u64 base = screen_info.lfb_base; - u64 size = screen_info.lfb_size; - int i; - - if (efifb_pci_dev || screen_info.orig_video_isVGA != VIDEO_TYPE_EFI) - return; - - if (screen_info.capabilities & VIDEO_CAPABILITY_64BIT_BASE) - base |= (u64)screen_info.ext_lfb_base << 32; - - if (!base) - return; - - for (i = 0; i < PCI_STD_NUM_BARS; i++) { - struct resource *res = &dev->resource[i]; - - if (!(res->flags & IORESOURCE_MEM)) - continue; - - if (res->start <= base && res->end >= base + size - 1) { - record_efifb_bar_resource(dev, i, base - res->start); - break; - } - } -} -DECLARE_PCI_FIXUP_CLASS_HEADER(PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY, - 16, efifb_fixup_resources); - -#endif diff --git a/drivers/video/fbdev/geode/Kconfig b/drivers/video/fbdev/geode/Kconfig index 9a49916e0..3b20420cc 100644 --- a/drivers/video/fbdev/geode/Kconfig +++ b/drivers/video/fbdev/geode/Kconfig @@ -14,7 +14,6 @@ config FB_GEODE_LX tristate "AMD Geode LX framebuffer support" depends on FB && FB_GEODE select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help Framebuffer driver for the display controller integrated into the AMD Geode LX processors. @@ -28,7 +27,6 @@ config FB_GEODE_GX tristate "AMD Geode GX framebuffer support" depends on FB && FB_GEODE select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help Framebuffer driver for the display controller integrated into the AMD Geode GX processors. @@ -42,7 +40,6 @@ config FB_GEODE_GX1 tristate "AMD Geode GX1 framebuffer support" depends on FB && FB_GEODE select FB_IOMEM_HELPERS - select VIDEO_NOMODESET help Framebuffer driver for the display controller integrated into the AMD Geode GX1 processor. diff --git a/drivers/video/fbdev/hgafb.c b/drivers/video/fbdev/hgafb.c index 264c8cedb..c3bc5b78b 100644 --- a/drivers/video/fbdev/hgafb.c +++ b/drivers/video/fbdev/hgafb.c @@ -670,7 +670,7 @@ static void __exit hgafb_exit(void) * * ------------------------------------------------------------------------- */ -MODULE_AUTHOR("Ferenc Bakonyi (fero@drama.obuda.kando.hu)"); +MODULE_AUTHOR("Ferenc Bakonyi <fero@drama.obuda.kando.hu>"); MODULE_DESCRIPTION("FBDev driver for Hercules Graphics Adaptor"); MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c index 7c402e9fd..baec312d7 100644 --- a/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c +++ b/drivers/video/fbdev/mb862xx/mb862xxfbdrv.c @@ -32,15 +32,6 @@ #define CARMINE_MEM_SIZE 0x8000000 #define DRV_NAME "mb862xxfb" -#if defined(CONFIG_SOCRATES) -static struct mb862xx_gc_mode socrates_gc_mode = { - /* Mode for Prime View PM070WL4 TFT LCD Panel */ - { "800x480", 45, 800, 480, 40000, 86, 42, 33, 10, 128, 2, 0, 0, 0 }, - /* 16 bits/pixel, 16MB, 133MHz, SDRAM memory mode value */ - 16, 0x1000000, GC_CCF_COT_133, 0x4157ba63 -}; -#endif - /* Helpers */ static inline int h_total(struct fb_var_screeninfo *var) { @@ -666,6 +657,15 @@ static int mb862xx_gdc_init(struct mb862xxfb_par *par) return 0; } +#if defined(CONFIG_SOCRATES) +static struct mb862xx_gc_mode socrates_gc_mode = { + /* Mode for Prime View PM070WL4 TFT LCD Panel */ + { "800x480", 45, 800, 480, 40000, 86, 42, 33, 10, 128, 2, 0, 0, 0 }, + /* 16 bits/pixel, 16MB, 133MHz, SDRAM memory mode value */ + 16, 0x1000000, GC_CCF_COT_133, 0x4157ba63 +}; +#endif + static int of_platform_mb862xx_probe(struct platform_device *ofdev) { struct device_node *np = ofdev->dev.of_node; diff --git a/drivers/video/fbdev/mmp/hw/mmp_spi.c b/drivers/video/fbdev/mmp/hw/mmp_spi.c index 0f8f0312a..cf23650d7 100644 --- a/drivers/video/fbdev/mmp/hw/mmp_spi.c +++ b/drivers/video/fbdev/mmp/hw/mmp_spi.c @@ -32,7 +32,7 @@ static inline int lcd_spi_write(struct spi_device *spi, u32 data) int timeout = 100000, isr, ret = 0; u32 tmp; void __iomem *reg_base = (void __iomem *) - *(void **)spi_master_get_devdata(spi->master); + *(void **) spi_controller_get_devdata(spi->controller); /* clear ISR */ writel_relaxed(~SPI_IRQ_MASK, reg_base + SPU_IRQ_ISR); @@ -81,7 +81,7 @@ static inline int lcd_spi_write(struct spi_device *spi, u32 data) static int lcd_spi_setup(struct spi_device *spi) { void __iomem *reg_base = (void __iomem *) - *(void **)spi_master_get_devdata(spi->master); + *(void **) spi_controller_get_devdata(spi->controller); u32 tmp; tmp = CFG_SCLKCNT(16) | @@ -136,32 +136,32 @@ static int lcd_spi_one_transfer(struct spi_device *spi, struct spi_message *m) int lcd_spi_register(struct mmphw_ctrl *ctrl) { - struct spi_master *master; + struct spi_controller *ctlr; void **p_regbase; int err; - master = spi_alloc_master(ctrl->dev, sizeof(void *)); - if (!master) { + ctlr = spi_alloc_master(ctrl->dev, sizeof(void *)); + if (!ctlr) { dev_err(ctrl->dev, "unable to allocate SPI master\n"); return -ENOMEM; } - p_regbase = spi_master_get_devdata(master); + p_regbase = spi_controller_get_devdata(ctlr); *p_regbase = (void __force *)ctrl->reg_base; /* set bus num to 5 to avoid conflict with other spi hosts */ - master->bus_num = 5; - master->num_chipselect = 1; - master->setup = lcd_spi_setup; - master->transfer = lcd_spi_one_transfer; + ctlr->bus_num = 5; + ctlr->num_chipselect = 1; + ctlr->setup = lcd_spi_setup; + ctlr->transfer = lcd_spi_one_transfer; - err = spi_register_master(master); + err = spi_register_controller(ctlr); if (err < 0) { dev_err(ctrl->dev, "unable to register SPI master\n"); - spi_master_put(master); + spi_controller_put(ctlr); return err; } - dev_info(&master->dev, "registered\n"); + dev_info(&ctlr->dev, "registered\n"); return 0; } diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c index 477789cff..d48794185 100644 --- a/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c +++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-tpo-td043mtea1.c @@ -225,17 +225,12 @@ static ssize_t tpo_td043_gamma_show(struct device *dev, { struct panel_drv_data *ddata = dev_get_drvdata(dev); ssize_t len = 0; - int ret; int i; - for (i = 0; i < ARRAY_SIZE(ddata->gamma); i++) { - ret = snprintf(buf + len, PAGE_SIZE - len, "%u ", - ddata->gamma[i]); - if (ret < 0) - return ret; - len += ret; - } - buf[len - 1] = '\n'; + for (i = 0; i < ARRAY_SIZE(ddata->gamma); i++) + len += sysfs_emit_at(buf, len, "%u ", ddata->gamma[i]); + if (len) + buf[len - 1] = '\n'; return len; } diff --git a/drivers/video/fbdev/s3fb.c b/drivers/video/fbdev/s3fb.c index 07722a5ea..ff84106ec 100644 --- a/drivers/video/fbdev/s3fb.c +++ b/drivers/video/fbdev/s3fb.c @@ -617,8 +617,13 @@ static int s3fb_set_par(struct fb_info *info) info->tileops = NULL; /* in 4bpp supports 8p wide tiles only, any tiles otherwise */ - info->pixmap.blit_x = (bpp == 4) ? (1 << (8 - 1)) : (~(u32)0); - info->pixmap.blit_y = ~(u32)0; + if (bpp == 4) { + bitmap_zero(info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); + set_bit(8 - 1, info->pixmap.blit_x); + } else { + bitmap_fill(info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); + } + bitmap_fill(info->pixmap.blit_y, FB_MAX_BLIT_HEIGHT); offset_value = (info->var.xres_virtual * bpp) / 64; screen_size = info->var.yres_virtual * info->fix.line_length; @@ -630,8 +635,10 @@ static int s3fb_set_par(struct fb_info *info) info->tileops = fasttext ? &s3fb_fast_tile_ops : &s3fb_tile_ops; /* supports 8x16 tiles only */ - info->pixmap.blit_x = 1 << (8 - 1); - info->pixmap.blit_y = 1 << (16 - 1); + bitmap_zero(info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); + set_bit(8 - 1, info->pixmap.blit_x); + bitmap_zero(info->pixmap.blit_y, FB_MAX_BLIT_HEIGHT); + set_bit(16 - 1, info->pixmap.blit_y); offset_value = info->var.xres_virtual / 16; screen_size = (info->var.xres_virtual * info->var.yres_virtual) / 64; diff --git a/drivers/video/fbdev/savage/savagefb_driver.c b/drivers/video/fbdev/savage/savagefb_driver.c index ebc9aeffd..ac41f8f37 100644 --- a/drivers/video/fbdev/savage/savagefb_driver.c +++ b/drivers/video/fbdev/savage/savagefb_driver.c @@ -2276,7 +2276,10 @@ static int savagefb_probe(struct pci_dev *dev, const struct pci_device_id *id) if (info->var.xres_virtual > 0x1000) info->var.xres_virtual = 0x1000; #endif - savagefb_check_var(&info->var, info); + err = savagefb_check_var(&info->var, info); + if (err) + goto failed; + savagefb_set_fix(info); /* diff --git a/drivers/video/fbdev/tgafb.c b/drivers/video/fbdev/tgafb.c index ca43774f3..dccfc38cf 100644 --- a/drivers/video/fbdev/tgafb.c +++ b/drivers/video/fbdev/tgafb.c @@ -380,7 +380,7 @@ tgafb_set_par(struct fb_info *info) BT463_LOAD_ADDR(par, 0x0000); TGA_WRITE_REG(par, BT463_PALETTE << 2, TGA_RAMDAC_SETUP_REG); -#ifdef CONFIG_HW_CONSOLE +#ifdef CONFIG_VT for (i = 0; i < 16; i++) { int j = color_table[i]; diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c index e1f421e91..73f00c079 100644 --- a/drivers/video/fbdev/uvesafb.c +++ b/drivers/video/fbdev/uvesafb.c @@ -1546,7 +1546,7 @@ static ssize_t uvesafb_show_vbe_ver(struct device *dev, struct fb_info *info = dev_get_drvdata(dev); struct uvesafb_par *par = info->par; - return snprintf(buf, PAGE_SIZE, "%.4x\n", par->vbe_ib.vbe_version); + return sysfs_emit(buf, "%.4x\n", par->vbe_ib.vbe_version); } static DEVICE_ATTR(vbe_version, S_IRUGO, uvesafb_show_vbe_ver, NULL); diff --git a/drivers/video/fbdev/vesafb.c b/drivers/video/fbdev/vesafb.c index c0edceea0..8ab64ae4c 100644 --- a/drivers/video/fbdev/vesafb.c +++ b/drivers/video/fbdev/vesafb.c @@ -243,6 +243,7 @@ static int vesafb_setup(char *options) static int vesafb_probe(struct platform_device *dev) { + struct screen_info *si; struct fb_info *info; struct vesafb_par *par; int i, err; @@ -251,21 +252,33 @@ static int vesafb_probe(struct platform_device *dev) unsigned int size_total; char *option = NULL; + /* + * If we fail probing the device, the kernel might try a different + * driver. We get a copy of the attached screen_info, so that we can + * modify its values without affecting later drivers. + */ + si = dev_get_platdata(&dev->dev); + if (!si) + return -ENODEV; + si = devm_kmemdup(&dev->dev, si, sizeof(*si), GFP_KERNEL); + if (!si) + return -ENOMEM; + /* ignore error return of fb_get_options */ fb_get_options("vesafb", &option); vesafb_setup(option); - if (screen_info.orig_video_isVGA != VIDEO_TYPE_VLFB) + if (si->orig_video_isVGA != VIDEO_TYPE_VLFB) return -ENODEV; - vga_compat = (screen_info.capabilities & 2) ? 0 : 1; - vesafb_fix.smem_start = screen_info.lfb_base; - vesafb_defined.bits_per_pixel = screen_info.lfb_depth; + vga_compat = (si->capabilities & 2) ? 0 : 1; + vesafb_fix.smem_start = si->lfb_base; + vesafb_defined.bits_per_pixel = si->lfb_depth; if (15 == vesafb_defined.bits_per_pixel) vesafb_defined.bits_per_pixel = 16; - vesafb_defined.xres = screen_info.lfb_width; - vesafb_defined.yres = screen_info.lfb_height; - vesafb_fix.line_length = screen_info.lfb_linelength; + vesafb_defined.xres = si->lfb_width; + vesafb_defined.yres = si->lfb_height; + vesafb_fix.line_length = si->lfb_linelength; vesafb_fix.visual = (vesafb_defined.bits_per_pixel == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; @@ -277,7 +290,7 @@ static int vesafb_probe(struct platform_device *dev) /* size_total -- all video memory we have. Used for mtrr * entries, resource allocation and bounds * checking. */ - size_total = screen_info.lfb_size * 65536; + size_total = si->lfb_size * 65536; if (vram_total) size_total = vram_total * 1024 * 1024; if (size_total < size_vmode) @@ -297,7 +310,7 @@ static int vesafb_probe(struct platform_device *dev) vesafb_fix.smem_len = size_remap; #ifndef __i386__ - screen_info.vesapm_seg = 0; + si->vesapm_seg = 0; #endif if (!request_mem_region(vesafb_fix.smem_start, size_total, "vesafb")) { @@ -317,23 +330,26 @@ static int vesafb_probe(struct platform_device *dev) par = info->par; info->pseudo_palette = par->pseudo_palette; - par->base = screen_info.lfb_base; + par->base = si->lfb_base; par->size = size_total; printk(KERN_INFO "vesafb: mode is %dx%dx%d, linelength=%d, pages=%d\n", - vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel, vesafb_fix.line_length, screen_info.pages); + vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel, + vesafb_fix.line_length, si->pages); - if (screen_info.vesapm_seg) { + if (si->vesapm_seg) { printk(KERN_INFO "vesafb: protected mode interface info at %04x:%04x\n", - screen_info.vesapm_seg,screen_info.vesapm_off); + si->vesapm_seg, si->vesapm_off); } - if (screen_info.vesapm_seg < 0xc000) + if (si->vesapm_seg < 0xc000) ypan = pmi_setpal = 0; /* not available or some DOS TSR ... */ if (ypan || pmi_setpal) { + unsigned long pmi_phys; unsigned short *pmi_base; - pmi_base = (unsigned short*)phys_to_virt(((unsigned long)screen_info.vesapm_seg << 4) + screen_info.vesapm_off); + pmi_phys = ((unsigned long)si->vesapm_seg << 4) + si->vesapm_off; + pmi_base = (unsigned short *)phys_to_virt(pmi_phys); pmi_start = (void*)((char*)pmi_base + pmi_base[1]); pmi_pal = (void*)((char*)pmi_base + pmi_base[2]); printk(KERN_INFO "vesafb: pmi: set display start = %p, set palette = %p\n",pmi_start,pmi_pal); @@ -377,14 +393,14 @@ static int vesafb_probe(struct platform_device *dev) vesafb_defined.left_margin = (vesafb_defined.xres / 8) & 0xf8; vesafb_defined.hsync_len = (vesafb_defined.xres / 8) & 0xf8; - vesafb_defined.red.offset = screen_info.red_pos; - vesafb_defined.red.length = screen_info.red_size; - vesafb_defined.green.offset = screen_info.green_pos; - vesafb_defined.green.length = screen_info.green_size; - vesafb_defined.blue.offset = screen_info.blue_pos; - vesafb_defined.blue.length = screen_info.blue_size; - vesafb_defined.transp.offset = screen_info.rsvd_pos; - vesafb_defined.transp.length = screen_info.rsvd_size; + vesafb_defined.red.offset = si->red_pos; + vesafb_defined.red.length = si->red_size; + vesafb_defined.green.offset = si->green_pos; + vesafb_defined.green.length = si->green_size; + vesafb_defined.blue.offset = si->blue_pos; + vesafb_defined.blue.length = si->blue_size; + vesafb_defined.transp.offset = si->rsvd_pos; + vesafb_defined.transp.length = si->rsvd_size; if (vesafb_defined.bits_per_pixel <= 8) { depth = vesafb_defined.green.length; @@ -399,14 +415,14 @@ static int vesafb_probe(struct platform_device *dev) (vesafb_defined.bits_per_pixel > 8) ? "Truecolor" : (vga_compat || pmi_setpal) ? "Pseudocolor" : "Static Pseudocolor", - screen_info.rsvd_size, - screen_info.red_size, - screen_info.green_size, - screen_info.blue_size, - screen_info.rsvd_pos, - screen_info.red_pos, - screen_info.green_pos, - screen_info.blue_pos); + si->rsvd_size, + si->red_size, + si->green_size, + si->blue_size, + si->rsvd_pos, + si->red_pos, + si->green_pos, + si->blue_pos); vesafb_fix.ypanstep = ypan ? 1 : 0; vesafb_fix.ywrapstep = (ypan>1) ? 1 : 0; diff --git a/drivers/video/fbdev/vga16fb.c b/drivers/video/fbdev/vga16fb.c index b485e9198..a87bafbb1 100644 --- a/drivers/video/fbdev/vga16fb.c +++ b/drivers/video/fbdev/vga16fb.c @@ -1353,7 +1353,11 @@ static int vga16fb_probe(struct platform_device *dev) info->var = vga16fb_defined; info->fix = vga16fb_fix; /* supports rectangles with widths of multiples of 8 */ - info->pixmap.blit_x = 1 << 7 | 1 << 15 | 1 << 23 | 1 << 31; + bitmap_zero(info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); + set_bit(8 - 1, info->pixmap.blit_x); + set_bit(16 - 1, info->pixmap.blit_x); + set_bit(24 - 1, info->pixmap.blit_x); + set_bit(32 - 1, info->pixmap.blit_x); info->flags = FBINFO_HWACCEL_YPAN; i = (info->var.bits_per_pixel == 8) ? 256 : 16; diff --git a/drivers/video/fbdev/vt8623fb.c b/drivers/video/fbdev/vt8623fb.c index f8d022cb6..df984f3a7 100644 --- a/drivers/video/fbdev/vt8623fb.c +++ b/drivers/video/fbdev/vt8623fb.c @@ -390,8 +390,13 @@ static int vt8623fb_set_par(struct fb_info *info) info->tileops = NULL; /* in 4bpp supports 8p wide tiles only, any tiles otherwise */ - info->pixmap.blit_x = (bpp == 4) ? (1 << (8 - 1)) : (~(u32)0); - info->pixmap.blit_y = ~(u32)0; + if (bpp == 4) { + bitmap_zero(info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); + set_bit(8 - 1, info->pixmap.blit_x); + } else { + bitmap_fill(info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); + } + bitmap_fill(info->pixmap.blit_y, FB_MAX_BLIT_HEIGHT); offset_value = (info->var.xres_virtual * bpp) / 64; fetch_value = ((info->var.xres * bpp) / 128) + 4; @@ -408,8 +413,10 @@ static int vt8623fb_set_par(struct fb_info *info) info->tileops = &vt8623fb_tile_ops; /* supports 8x16 tiles only */ - info->pixmap.blit_x = 1 << (8 - 1); - info->pixmap.blit_y = 1 << (16 - 1); + bitmap_zero(info->pixmap.blit_x, FB_MAX_BLIT_WIDTH); + set_bit(8 - 1, info->pixmap.blit_x); + bitmap_zero(info->pixmap.blit_y, FB_MAX_BLIT_HEIGHT); + set_bit(16 - 1, info->pixmap.blit_y); offset_value = info->var.xres_virtual / 16; fetch_value = (info->var.xres / 8) + 8; diff --git a/drivers/video/screen_info_generic.c b/drivers/video/screen_info_generic.c new file mode 100644 index 000000000..64117c636 --- /dev/null +++ b/drivers/video/screen_info_generic.c @@ -0,0 +1,146 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include <linux/export.h> +#include <linux/ioport.h> +#include <linux/screen_info.h> +#include <linux/string.h> + +static void resource_init_named(struct resource *r, + resource_size_t start, resource_size_t size, + const char *name, unsigned int flags) +{ + memset(r, 0, sizeof(*r)); + + r->start = start; + r->end = start + size - 1; + r->name = name; + r->flags = flags; +} + +static void resource_init_io_named(struct resource *r, + resource_size_t start, resource_size_t size, + const char *name) +{ + resource_init_named(r, start, size, name, IORESOURCE_IO); +} + +static void resource_init_mem_named(struct resource *r, + resource_size_t start, resource_size_t size, + const char *name) +{ + resource_init_named(r, start, size, name, IORESOURCE_MEM); +} + +static inline bool __screen_info_has_ega_gfx(unsigned int mode) +{ + switch (mode) { + case 0x0d: /* 320x200-4 */ + case 0x0e: /* 640x200-4 */ + case 0x0f: /* 640x350-1 */ + case 0x10: /* 640x350-4 */ + return true; + default: + return false; + } +} + +static inline bool __screen_info_has_vga_gfx(unsigned int mode) +{ + switch (mode) { + case 0x10: /* 640x480-1 */ + case 0x12: /* 640x480-4 */ + case 0x13: /* 320-200-8 */ + case 0x6a: /* 800x600-4 (VESA) */ + return true; + default: + return __screen_info_has_ega_gfx(mode); + } +} + +/** + * screen_info_resources() - Get resources from screen_info structure + * @si: the screen_info + * @r: pointer to an array of resource structures + * @num: number of elements in @r: + * + * Returns: + * The number of resources stored in @r on success, or a negative errno code otherwise. + * + * A call to screen_info_resources() returns the resources consumed by the + * screen_info's device or framebuffer. The result is stored in the caller-supplied + * array @r with up to @num elements. The function returns the number of + * initialized elements. + */ +ssize_t screen_info_resources(const struct screen_info *si, struct resource *r, size_t num) +{ + struct resource *pos = r; + unsigned int type = screen_info_video_type(si); + u64 base, size; + + switch (type) { + case VIDEO_TYPE_MDA: + if (num > 0) + resource_init_io_named(pos++, 0x3b0, 12, "mda"); + if (num > 1) + resource_init_io_named(pos++, 0x3bf, 0x01, "mda"); + if (num > 2) + resource_init_mem_named(pos++, 0xb0000, 0x2000, "mda"); + break; + case VIDEO_TYPE_CGA: + if (num > 0) + resource_init_io_named(pos++, 0x3d4, 0x02, "cga"); + if (num > 1) + resource_init_mem_named(pos++, 0xb8000, 0x2000, "cga"); + break; + case VIDEO_TYPE_EGAM: + if (num > 0) + resource_init_io_named(pos++, 0x3bf, 0x10, "ega"); + if (num > 1) + resource_init_mem_named(pos++, 0xb0000, 0x8000, "ega"); + break; + case VIDEO_TYPE_EGAC: + if (num > 0) + resource_init_io_named(pos++, 0x3c0, 0x20, "ega"); + if (num > 1) { + if (__screen_info_has_ega_gfx(si->orig_video_mode)) + resource_init_mem_named(pos++, 0xa0000, 0x10000, "ega"); + else + resource_init_mem_named(pos++, 0xb8000, 0x8000, "ega"); + } + break; + case VIDEO_TYPE_VGAC: + if (num > 0) + resource_init_io_named(pos++, 0x3c0, 0x20, "vga+"); + if (num > 1) { + if (__screen_info_has_vga_gfx(si->orig_video_mode)) + resource_init_mem_named(pos++, 0xa0000, 0x10000, "vga+"); + else + resource_init_mem_named(pos++, 0xb8000, 0x8000, "vga+"); + } + break; + case VIDEO_TYPE_VLFB: + case VIDEO_TYPE_EFI: + base = __screen_info_lfb_base(si); + if (!base) + break; + size = __screen_info_lfb_size(si, type); + if (!size) + break; + if (num > 0) + resource_init_mem_named(pos++, base, size, "lfb"); + break; + case VIDEO_TYPE_PICA_S3: + case VIDEO_TYPE_MIPS_G364: + case VIDEO_TYPE_SGI: + case VIDEO_TYPE_TGAC: + case VIDEO_TYPE_SUN: + case VIDEO_TYPE_SUNPCI: + case VIDEO_TYPE_PMAC: + default: + /* not supported */ + return -EINVAL; + } + + return pos - r; +} +EXPORT_SYMBOL(screen_info_resources); diff --git a/drivers/video/screen_info_pci.c b/drivers/video/screen_info_pci.c new file mode 100644 index 000000000..6c5833517 --- /dev/null +++ b/drivers/video/screen_info_pci.c @@ -0,0 +1,136 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include <linux/pci.h> +#include <linux/printk.h> +#include <linux/screen_info.h> +#include <linux/string.h> + +static struct pci_dev *screen_info_lfb_pdev; +static size_t screen_info_lfb_bar; +static resource_size_t screen_info_lfb_offset; +static struct resource screen_info_lfb_res = DEFINE_RES_MEM(0, 0); + +static bool __screen_info_relocation_is_valid(const struct screen_info *si, struct resource *pr) +{ + u64 size = __screen_info_lfb_size(si, screen_info_video_type(si)); + + if (screen_info_lfb_offset > resource_size(pr)) + return false; + if (size > resource_size(pr)) + return false; + if (resource_size(pr) - size < screen_info_lfb_offset) + return false; + + return true; +} + +void screen_info_apply_fixups(void) +{ + struct screen_info *si = &screen_info; + + if (screen_info_lfb_pdev) { + struct resource *pr = &screen_info_lfb_pdev->resource[screen_info_lfb_bar]; + + if (pr->start != screen_info_lfb_res.start) { + if (__screen_info_relocation_is_valid(si, pr)) { + /* + * Only update base if we have an actual + * relocation to a valid I/O range. + */ + __screen_info_set_lfb_base(si, pr->start + screen_info_lfb_offset); + pr_info("Relocating firmware framebuffer to offset %pa[d] within %pr\n", + &screen_info_lfb_offset, pr); + } else { + pr_warn("Invalid relocating, disabling firmware framebuffer\n"); + } + } + } +} + +static void screen_info_fixup_lfb(struct pci_dev *pdev) +{ + unsigned int type; + struct resource res[SCREEN_INFO_MAX_RESOURCES]; + size_t i, numres; + int ret; + const struct screen_info *si = &screen_info; + + if (screen_info_lfb_pdev) + return; // already found + + type = screen_info_video_type(si); + if (type != VIDEO_TYPE_EFI) + return; // only applies to EFI + + ret = screen_info_resources(si, res, ARRAY_SIZE(res)); + if (ret < 0) + return; + numres = ret; + + for (i = 0; i < numres; ++i) { + struct resource *r = &res[i]; + const struct resource *pr; + + if (!(r->flags & IORESOURCE_MEM)) + continue; + pr = pci_find_resource(pdev, r); + if (!pr) + continue; + + /* + * We've found a PCI device with the framebuffer + * resource. Store away the parameters to track + * relocation of the framebuffer aperture. + */ + screen_info_lfb_pdev = pdev; + screen_info_lfb_bar = pr - pdev->resource; + screen_info_lfb_offset = r->start - pr->start; + memcpy(&screen_info_lfb_res, r, sizeof(screen_info_lfb_res)); + } +} +DECLARE_PCI_FIXUP_CLASS_HEADER(PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY, 16, + screen_info_fixup_lfb); + +static struct pci_dev *__screen_info_pci_dev(struct resource *res) +{ + struct pci_dev *pdev = NULL; + const struct resource *r = NULL; + + if (!(res->flags & IORESOURCE_MEM)) + return NULL; + + while (!r && (pdev = pci_get_base_class(PCI_BASE_CLASS_DISPLAY, pdev))) { + r = pci_find_resource(pdev, res); + } + + return pdev; +} + +/** + * screen_info_pci_dev() - Return PCI parent device that contains screen_info's framebuffer + * @si: the screen_info + * + * Returns: + * The screen_info's parent device or NULL on success, or a pointer-encoded + * errno value otherwise. The value NULL is not an error. It signals that no + * PCI device has been found. + */ +struct pci_dev *screen_info_pci_dev(const struct screen_info *si) +{ + struct resource res[SCREEN_INFO_MAX_RESOURCES]; + ssize_t i, numres; + + numres = screen_info_resources(si, res, ARRAY_SIZE(res)); + if (numres < 0) + return ERR_PTR(numres); + + for (i = 0; i < numres; ++i) { + struct pci_dev *pdev = __screen_info_pci_dev(&res[i]); + + if (pdev) + return pdev; + } + + return NULL; +} +EXPORT_SYMBOL(screen_info_pci_dev); diff --git a/drivers/video/sticore.c b/drivers/video/sticore.c index 7115b3258..88a175861 100644 --- a/drivers/video/sticore.c +++ b/drivers/video/sticore.c @@ -529,7 +529,7 @@ sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name) if (fbfont_name && strlen(fbfont_name)) fbfont = find_font(fbfont_name); if (!fbfont) - fbfont = get_default_font(1024,768, ~(u32)0, ~(u32)0); + fbfont = get_default_font(1024, 768, NULL, NULL); if (!fbfont) return NULL; |