diff options
Diffstat (limited to 'drivers/video')
31 files changed, 314 insertions, 102 deletions
diff --git a/drivers/video/arcfb.c b/drivers/video/arcfb.c index c22e8d39a2c..a1d58e9d307 100644 --- a/drivers/video/arcfb.c +++ b/drivers/video/arcfb.c @@ -336,8 +336,8 @@ static void arcfb_lcd_update_horiz(struct arcfb_par *par, unsigned int left, } /* - * here we start the process of spliting out the fb update into - * individual blocks of pixels. we end up spliting into 64x64 blocks + * here we start the process of splitting out the fb update into + * individual blocks of pixels. we end up splitting into 64x64 blocks * and finally down to 64x8 pages. */ static void arcfb_lcd_update(struct arcfb_par *par, unsigned int dx, diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c index d99505b1637..15055395cd9 100644 --- a/drivers/video/atmel_lcdfb.c +++ b/drivers/video/atmel_lcdfb.c @@ -939,7 +939,7 @@ static int __init atmel_lcdfb_probe(struct platform_device *pdev) * up a splash image. */ } else { - /* alocate memory buffer */ + /* allocate memory buffer */ ret = atmel_lcdfb_alloc_video_memory(sinfo); if (ret < 0) { dev_err(dev, "cannot allocate framebuffer: %d\n", ret); diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c index 622f12b62a4..3f2e8c13f1c 100644 --- a/drivers/video/aty/atyfb_base.c +++ b/drivers/video/aty/atyfb_base.c @@ -863,7 +863,7 @@ static int aty_var_to_crtc(const struct fb_info *info, if ((xres > 1600) || (yres > 1200)) { FAIL("MACH64 chips are designed for max 1600x1200\n" - "select anoter resolution."); + "select another resolution."); } h_sync_strt = h_disp + var->right_margin; h_sync_end = h_sync_strt + var->hsync_len; diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c index ce1506b75ad..9e279ee38da 100644 --- a/drivers/video/aty/radeon_base.c +++ b/drivers/video/aty/radeon_base.c @@ -2018,7 +2018,7 @@ static void radeon_identify_vram(struct radeonfb_info *rinfo) if ((rinfo->family == CHIP_FAMILY_RS100) || (rinfo->family == CHIP_FAMILY_RS200)) { /* This is to workaround the asic bug for RMX, some versions - of BIOS dosen't have this register initialized correctly. + of BIOS doesn't have this register initialized correctly. */ OUTREGP(CRTC_MORE_CNTL, CRTC_H_CUTOFF_ACTIVE_EN, ~CRTC_H_CUTOFF_ACTIVE_EN); diff --git a/drivers/video/aty/radeon_monitor.c b/drivers/video/aty/radeon_monitor.c index 9261c918fde..5c23eac0eb9 100644 --- a/drivers/video/aty/radeon_monitor.c +++ b/drivers/video/aty/radeon_monitor.c @@ -730,6 +730,25 @@ static void radeon_videomode_to_var(struct fb_var_screeninfo *var, var->vmode = mode->vmode; } +#ifdef CONFIG_PPC_PSERIES +static int is_powerblade(const char *model) +{ + struct device_node *root; + const char* cp; + int len, l, rc = 0; + + root = of_find_node_by_path("/"); + if (root && model) { + l = strlen(model); + cp = of_get_property(root, "model", &len); + if (cp) + rc = memcmp(model, cp, min(len, l)) == 0; + of_node_put(root); + } + return rc; +} +#endif + /* * Build the modedb for head 1 (head 2 will come later), check panel infos * from either BIOS or EDID, and pick up the default mode @@ -865,6 +884,22 @@ void __devinit radeon_check_modes(struct radeonfb_info *rinfo, const char *mode_ has_default_mode = 1; } +#ifdef CONFIG_PPC_PSERIES + if (!has_default_mode && ( + is_powerblade("IBM,8842") || /* JS20 */ + is_powerblade("IBM,8844") || /* JS21 */ + is_powerblade("IBM,7998") || /* JS12/JS21/JS22 */ + is_powerblade("IBM,0792") || /* QS21 */ + is_powerblade("IBM,0793") /* QS22 */ + )) { + printk("Falling back to 800x600 on JSxx hardware\n"); + if (fb_find_mode(&info->var, info, "800x600@60", + info->monspecs.modedb, + info->monspecs.modedb_len, NULL, 8) != 0) + has_default_mode = 1; + } +#endif + /* * Still no mode, let's pick up a default from the db */ diff --git a/drivers/video/backlight/88pm860x_bl.c b/drivers/video/backlight/88pm860x_bl.c index f49181c7311..f75da8758ad 100644 --- a/drivers/video/backlight/88pm860x_bl.c +++ b/drivers/video/backlight/88pm860x_bl.c @@ -228,6 +228,7 @@ static int pm860x_backlight_probe(struct platform_device *pdev) data->port = pdata->flags; if (data->port < 0) { dev_err(&pdev->dev, "wrong platform data is assigned"); + kfree(data); return -EINVAL; } diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index fa2b0375031..cf282763a8d 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -88,7 +88,7 @@ config LCD_PLATFORM config LCD_TOSA tristate "Sharp SL-6000 LCD Driver" - depends on SPI && MACH_TOSA + depends on I2C && SPI && MACH_TOSA help If you have an Sharp SL-6000 Zaurus say Y to enable a driver for its LCD. @@ -245,7 +245,7 @@ config BACKLIGHT_CARILLO_RANCH config BACKLIGHT_PWM tristate "Generic PWM based Backlight Driver" - depends on HAVE_PWM + depends on PWM help If you have a LCD backlight adjustable by PWM, say Y to enable this driver. diff --git a/drivers/video/backlight/ili9320.c b/drivers/video/backlight/ili9320.c index 6c9399341bc..9327cd1b314 100644 --- a/drivers/video/backlight/ili9320.c +++ b/drivers/video/backlight/ili9320.c @@ -263,7 +263,7 @@ int __devinit ili9320_probe_spi(struct spi_device *spi, EXPORT_SYMBOL_GPL(ili9320_probe_spi); -int __devexit ili9320_remove(struct ili9320 *ili) +int ili9320_remove(struct ili9320 *ili) { ili9320_power(ili, FB_BLANK_POWERDOWN); diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c index 342b7d7cbb6..995f0164c9b 100644 --- a/drivers/video/backlight/pwm_bl.c +++ b/drivers/video/backlight/pwm_bl.c @@ -26,11 +26,13 @@ struct pwm_bl_data { struct device *dev; unsigned int period; unsigned int lth_brightness; + unsigned int *levels; int (*notify)(struct device *, int brightness); void (*notify_after)(struct device *, int brightness); int (*check_fb)(struct device *, struct fb_info *); + void (*exit)(struct device *); }; static int pwm_backlight_update_status(struct backlight_device *bl) @@ -52,9 +54,18 @@ static int pwm_backlight_update_status(struct backlight_device *bl) pwm_config(pb->pwm, 0, pb->period); pwm_disable(pb->pwm); } else { - brightness = pb->lth_brightness + - (brightness * (pb->period - pb->lth_brightness) / max); - pwm_config(pb->pwm, brightness, pb->period); + int duty_cycle; + + if (pb->levels) { + duty_cycle = pb->levels[brightness]; + max = pb->levels[max]; + } else { + duty_cycle = brightness; + } + + duty_cycle = pb->lth_brightness + + (duty_cycle * (pb->period - pb->lth_brightness) / max); + pwm_config(pb->pwm, duty_cycle, pb->period); pwm_enable(pb->pwm); } @@ -83,17 +94,98 @@ static const struct backlight_ops pwm_backlight_ops = { .check_fb = pwm_backlight_check_fb, }; +#ifdef CONFIG_OF +static int pwm_backlight_parse_dt(struct device *dev, + struct platform_pwm_backlight_data *data) +{ + struct device_node *node = dev->of_node; + struct property *prop; + int length; + u32 value; + int ret; + + if (!node) + return -ENODEV; + + memset(data, 0, sizeof(*data)); + + /* determine the number of brightness levels */ + prop = of_find_property(node, "brightness-levels", &length); + if (!prop) + return -EINVAL; + + data->max_brightness = length / sizeof(u32); + + /* read brightness levels from DT property */ + if (data->max_brightness > 0) { + size_t size = sizeof(*data->levels) * data->max_brightness; + + data->levels = devm_kzalloc(dev, size, GFP_KERNEL); + if (!data->levels) + return -ENOMEM; + + ret = of_property_read_u32_array(node, "brightness-levels", + data->levels, + data->max_brightness); + if (ret < 0) + return ret; + + ret = of_property_read_u32(node, "default-brightness-level", + &value); + if (ret < 0) + return ret; + + if (value >= data->max_brightness) { + dev_warn(dev, "invalid default brightness level: %u, using %u\n", + value, data->max_brightness - 1); + value = data->max_brightness - 1; + } + + data->dft_brightness = value; + data->max_brightness--; + } + + /* + * TODO: Most users of this driver use a number of GPIOs to control + * backlight power. Support for specifying these needs to be + * added. + */ + + return 0; +} + +static struct of_device_id pwm_backlight_of_match[] = { + { .compatible = "pwm-backlight" }, + { } +}; + +MODULE_DEVICE_TABLE(of, pwm_backlight_of_match); +#else +static int pwm_backlight_parse_dt(struct device *dev, + struct platform_pwm_backlight_data *data) +{ + return -ENODEV; +} +#endif + static int pwm_backlight_probe(struct platform_device *pdev) { - struct backlight_properties props; struct platform_pwm_backlight_data *data = pdev->dev.platform_data; + struct platform_pwm_backlight_data defdata; + struct backlight_properties props; struct backlight_device *bl; struct pwm_bl_data *pb; + unsigned int max; int ret; if (!data) { - dev_err(&pdev->dev, "failed to find platform data\n"); - return -EINVAL; + ret = pwm_backlight_parse_dt(&pdev->dev, &defdata); + if (ret < 0) { + dev_err(&pdev->dev, "failed to find platform data\n"); + return ret; + } + + data = &defdata; } if (data->init) { @@ -109,21 +201,42 @@ static int pwm_backlight_probe(struct platform_device *pdev) goto err_alloc; } - pb->period = data->pwm_period_ns; + if (data->levels) { + max = data->levels[data->max_brightness]; + pb->levels = data->levels; + } else + max = data->max_brightness; + pb->notify = data->notify; pb->notify_after = data->notify_after; pb->check_fb = data->check_fb; - pb->lth_brightness = data->lth_brightness * - (data->pwm_period_ns / data->max_brightness); + pb->exit = data->exit; pb->dev = &pdev->dev; - pb->pwm = pwm_request(data->pwm_id, "backlight"); + pb->pwm = pwm_get(&pdev->dev, NULL); if (IS_ERR(pb->pwm)) { - dev_err(&pdev->dev, "unable to request PWM for backlight\n"); - ret = PTR_ERR(pb->pwm); - goto err_alloc; - } else - dev_dbg(&pdev->dev, "got pwm for backlight\n"); + dev_err(&pdev->dev, "unable to request PWM, trying legacy API\n"); + + pb->pwm = pwm_request(data->pwm_id, "pwm-backlight"); + if (IS_ERR(pb->pwm)) { + dev_err(&pdev->dev, "unable to request legacy PWM\n"); + ret = PTR_ERR(pb->pwm); + goto err_alloc; + } + } + + dev_dbg(&pdev->dev, "got pwm for backlight\n"); + + /* + * The DT case will set the pwm_period_ns field to 0 and store the + * period, parsed from the DT, in the PWM device. For the non-DT case, + * set the period from platform data. + */ + if (data->pwm_period_ns > 0) + pwm_set_period(pb->pwm, data->pwm_period_ns); + + pb->period = pwm_get_period(pb->pwm); + pb->lth_brightness = data->lth_brightness * (pb->period / max); memset(&props, 0, sizeof(struct backlight_properties)); props.type = BACKLIGHT_RAW; @@ -143,7 +256,7 @@ static int pwm_backlight_probe(struct platform_device *pdev) return 0; err_bl: - pwm_free(pb->pwm); + pwm_put(pb->pwm); err_alloc: if (data->exit) data->exit(&pdev->dev); @@ -152,16 +265,15 @@ err_alloc: static int pwm_backlight_remove(struct platform_device *pdev) { - struct platform_pwm_backlight_data *data = pdev->dev.platform_data; struct backlight_device *bl = platform_get_drvdata(pdev); struct pwm_bl_data *pb = dev_get_drvdata(&bl->dev); backlight_device_unregister(bl); pwm_config(pb->pwm, 0, pb->period); pwm_disable(pb->pwm); - pwm_free(pb->pwm); - if (data->exit) - data->exit(&pdev->dev); + pwm_put(pb->pwm); + if (pb->exit) + pb->exit(&pdev->dev); return 0; } @@ -195,11 +307,12 @@ static SIMPLE_DEV_PM_OPS(pwm_backlight_pm_ops, pwm_backlight_suspend, static struct platform_driver pwm_backlight_driver = { .driver = { - .name = "pwm-backlight", - .owner = THIS_MODULE, + .name = "pwm-backlight", + .owner = THIS_MODULE, #ifdef CONFIG_PM - .pm = &pwm_backlight_pm_ops, + .pm = &pwm_backlight_pm_ops, #endif + .of_match_table = of_match_ptr(pwm_backlight_of_match), }, .probe = pwm_backlight_probe, .remove = pwm_backlight_remove, diff --git a/drivers/video/bfin_adv7393fb.c b/drivers/video/bfin_adv7393fb.c index 33ea874c87d..d0f121bd8b2 100644 --- a/drivers/video/bfin_adv7393fb.c +++ b/drivers/video/bfin_adv7393fb.c @@ -58,7 +58,7 @@ static const unsigned short ppi_pins[] = { */ static struct bfin_adv7393_fb_par { - /* structure holding blackfin / adv7393 paramters when + /* structure holding blackfin / adv7393 parameters when screen is blanked */ struct { u8 Mode; /* ntsc/pal/? */ @@ -353,18 +353,16 @@ adv7393_read_proc(char *page, char **start, off_t off, static int adv7393_write_proc(struct file *file, const char __user * buffer, - unsigned long count, void *data) + size_t count, void *data) { struct adv7393fb_device *fbdev = data; - char line[8]; unsigned int val; int ret; - ret = copy_from_user(line, buffer, count); + ret = kstrtouint_from_user(buffer, count, 0, &val); if (ret) return -EFAULT; - val = simple_strtoul(line, NULL, 0); adv7393_write(fbdev->client, val >> 8, val & 0xff); return count; diff --git a/drivers/video/broadsheetfb.c b/drivers/video/broadsheetfb.c index 377dde3d5bf..c95b417d0d4 100644 --- a/drivers/video/broadsheetfb.c +++ b/drivers/video/broadsheetfb.c @@ -1211,7 +1211,7 @@ static int __devexit broadsheetfb_remove(struct platform_device *dev) static struct platform_driver broadsheetfb_driver = { .probe = broadsheetfb_probe, - .remove = broadsheetfb_remove, + .remove = __devexit_p(broadsheetfb_remove), .driver = { .owner = THIS_MODULE, .name = "broadsheetfb", diff --git a/drivers/video/cirrusfb.c b/drivers/video/cirrusfb.c index 738c8ce7d13..bc67d05cad6 100644 --- a/drivers/video/cirrusfb.c +++ b/drivers/video/cirrusfb.c @@ -1611,7 +1611,7 @@ static void init_vgachip(struct fb_info *info) /* ext. display controls: ext.adr. wrap */ vga_wcrt(cinfo->regbase, CL_CRT1B, 0x02); - /* Set/Reset registes: - */ + /* Set/Reset registers: - */ vga_wgfx(cinfo->regbase, VGA_GFX_SR_VALUE, 0x00); /* Set/Reset enable: - */ vga_wgfx(cinfo->regbase, VGA_GFX_SR_ENABLE, 0x00); diff --git a/drivers/video/console/Kconfig b/drivers/video/console/Kconfig index c2d11fef114..e2c96d01d8f 100644 --- a/drivers/video/console/Kconfig +++ b/drivers/video/console/Kconfig @@ -224,5 +224,19 @@ config FONT_10x18 big letters. It fits between the sun 12x22 and the normal 8x16 font. If other fonts are too big or too small for you, say Y, otherwise say N. +config FONT_AUTOSELECT + def_bool y + depends on FRAMEBUFFER_CONSOLE || SGI_NEWPORT_CONSOLE || STI_CONSOLE || USB_SISUSBVGA_CON + depends on !FONT_8x8 + depends on !FONT_6x11 + depends on !FONT_7x14 + depends on !FONT_PEARL_8x8 + depends on !FONT_ACORN_8x8 + depends on !FONT_MINI_4x6 + depends on !FONT_SUN8x16 + depends on !FONT_SUN12x22 + depends on !FONT_10x18 + select FONT_8x16 + endmenu diff --git a/drivers/video/exynos/exynos_dp_reg.c b/drivers/video/exynos/exynos_dp_reg.c index 6ce76d56c3a..bcb0e3ae1e9 100644 --- a/drivers/video/exynos/exynos_dp_reg.c +++ b/drivers/video/exynos/exynos_dp_reg.c @@ -752,7 +752,7 @@ int exynos_dp_read_bytes_from_i2c(struct exynos_dp_device *dp, /* * If Rx sends defer, Tx sends only reads - * request without sending addres + * request without sending address */ if (!defer) retval = exynos_dp_select_i2c_device(dp, diff --git a/drivers/video/exynos/exynos_mipi_dsi.c b/drivers/video/exynos/exynos_mipi_dsi.c index 6c1f5c314a4..9908e75ae76 100644 --- a/drivers/video/exynos/exynos_mipi_dsi.c +++ b/drivers/video/exynos/exynos_mipi_dsi.c @@ -106,7 +106,7 @@ static void exynos_mipi_update_cfg(struct mipi_dsim_device *dsim) /* * data from Display controller(FIMD) is transferred in video mode - * but in case of command mode, all settigs is updated to registers. + * but in case of command mode, all settings are updated to registers. */ exynos_mipi_dsi_stand_by(dsim, 1); } diff --git a/drivers/video/i740fb.c b/drivers/video/i740fb.c index fe574d84ed9..ff3f8808e4e 100644 --- a/drivers/video/i740fb.c +++ b/drivers/video/i740fb.c @@ -497,7 +497,7 @@ static int i740fb_decode_var(const struct fb_var_screeninfo *var, mem = vxres * vyres * ((bpp + 1) / 8); if (mem > info->screen_size) { - dev_err(info->device, "not enough video memory (%d KB requested, %ld KB avaliable)\n", + dev_err(info->device, "not enough video memory (%d KB requested, %ld KB available)\n", mem >> 10, info->screen_size >> 10); return -ENOMEM; } @@ -728,7 +728,7 @@ static void vga_protect(struct i740fb_par *par) i740outreg_mask(par, VGA_SEQ_I, VGA_SEQ_CLOCK_MODE, 0x20, 0x20); i740inb(par, 0x3DA); - i740outb(par, VGA_ATT_W, 0x00); /* enable pallete access */ + i740outb(par, VGA_ATT_W, 0x00); /* enable palette access */ } static void vga_unprotect(struct i740fb_par *par) @@ -737,7 +737,7 @@ static void vga_unprotect(struct i740fb_par *par) i740outreg_mask(par, VGA_SEQ_I, VGA_SEQ_CLOCK_MODE, 0, 0x20); i740inb(par, 0x3DA); - i740outb(par, VGA_ATT_W, 0x20); /* disable pallete access */ + i740outb(par, VGA_ATT_W, 0x20); /* disable palette access */ } static int i740fb_set_par(struct fb_info *info) diff --git a/drivers/video/mbx/mbxfb.c b/drivers/video/mbx/mbxfb.c index ab0a8e52733..85e4f44bfa6 100644 --- a/drivers/video/mbx/mbxfb.c +++ b/drivers/video/mbx/mbxfb.c @@ -1045,7 +1045,7 @@ static int __devexit mbxfb_remove(struct platform_device *dev) static struct platform_driver mbxfb_driver = { .probe = mbxfb_probe, - .remove = mbxfb_remove, + .remove = __devexit_p(mbxfb_remove), .suspend = mbxfb_suspend, .resume = mbxfb_resume, .driver = { diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c index abbe691047b..49619b44150 100644 --- a/drivers/video/mxsfb.c +++ b/drivers/video/mxsfb.c @@ -41,12 +41,14 @@ #include <linux/module.h> #include <linux/kernel.h> +#include <linux/of_device.h> +#include <linux/of_gpio.h> #include <linux/platform_device.h> #include <linux/clk.h> #include <linux/dma-mapping.h> #include <linux/io.h> #include <linux/pinctrl/consumer.h> -#include <mach/mxsfb.h> +#include <linux/mxsfb.h> #define REG_SET 4 #define REG_CLR 8 @@ -750,16 +752,43 @@ static void __devexit mxsfb_free_videomem(struct mxsfb_info *host) } } +static struct platform_device_id mxsfb_devtype[] = { + { + .name = "imx23-fb", + .driver_data = MXSFB_V3, + }, { + .name = "imx28-fb", + .driver_data = MXSFB_V4, + }, { + /* sentinel */ + } +}; +MODULE_DEVICE_TABLE(platform, mxsfb_devtype); + +static const struct of_device_id mxsfb_dt_ids[] = { + { .compatible = "fsl,imx23-lcdif", .data = &mxsfb_devtype[0], }, + { .compatible = "fsl,imx28-lcdif", .data = &mxsfb_devtype[1], }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, mxsfb_dt_ids); + static int __devinit mxsfb_probe(struct platform_device *pdev) { + const struct of_device_id *of_id = + of_match_device(mxsfb_dt_ids, &pdev->dev); struct mxsfb_platform_data *pdata = pdev->dev.platform_data; struct resource *res; struct mxsfb_info *host; struct fb_info *fb_info; struct fb_modelist *modelist; struct pinctrl *pinctrl; + int panel_enable; + enum of_gpio_flags flags; int i, ret; + if (of_id) + pdev->id_entry = of_id->data; + if (!pdata) { dev_err(&pdev->dev, "No platformdata. Giving up\n"); return -ENODEV; @@ -807,6 +836,22 @@ static int __devinit mxsfb_probe(struct platform_device *pdev) goto error_getclock; } + panel_enable = of_get_named_gpio_flags(pdev->dev.of_node, + "panel-enable-gpios", 0, &flags); + if (gpio_is_valid(panel_enable)) { + unsigned long f = GPIOF_OUT_INIT_HIGH; + if (flags == OF_GPIO_ACTIVE_LOW) + f = GPIOF_OUT_INIT_LOW; + ret = devm_gpio_request_one(&pdev->dev, panel_enable, + f, "panel-enable"); + if (ret) { + dev_err(&pdev->dev, + "failed to request gpio %d: %d\n", + panel_enable, ret); + goto error_panel_enable; + } + } + fb_info->pseudo_palette = kmalloc(sizeof(u32) * 16, GFP_KERNEL); if (!fb_info->pseudo_palette) { ret = -ENOMEM; @@ -854,6 +899,7 @@ error_register: error_init_fb: kfree(fb_info->pseudo_palette); error_pseudo_pallette: +error_panel_enable: clk_put(host->clk); error_getclock: error_getpin: @@ -901,19 +947,6 @@ static void mxsfb_shutdown(struct platform_device *pdev) writel(CTRL_RUN, host->base + LCDC_CTRL + REG_CLR); } -static struct platform_device_id mxsfb_devtype[] = { - { - .name = "imx23-fb", - .driver_data = MXSFB_V3, - }, { - .name = "imx28-fb", - .driver_data = MXSFB_V4, - }, { - /* sentinel */ - } -}; -MODULE_DEVICE_TABLE(platform, mxsfb_devtype); - static struct platform_driver mxsfb_driver = { .probe = mxsfb_probe, .remove = __devexit_p(mxsfb_remove), @@ -921,6 +954,7 @@ static struct platform_driver mxsfb_driver = { .id_table = mxsfb_devtype, .driver = { .name = DRIVER_NAME, + .of_match_table = mxsfb_dt_ids, }, }; diff --git a/drivers/video/omap2/displays/panel-taal.c b/drivers/video/omap2/displays/panel-taal.c index 2ce9992f403..901576eb5a8 100644 --- a/drivers/video/omap2/displays/panel-taal.c +++ b/drivers/video/omap2/displays/panel-taal.c @@ -526,7 +526,7 @@ static ssize_t taal_num_errors_show(struct device *dev, { struct omap_dss_device *dssdev = to_dss_device(dev); struct taal_data *td = dev_get_drvdata(&dssdev->dev); - u8 errors; + u8 errors = 0; int r; mutex_lock(&td->lock); diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c index 72ded9cd2cb..58bd9c27369 100644 --- a/drivers/video/omap2/dss/core.c +++ b/drivers/video/omap2/dss/core.c @@ -32,6 +32,7 @@ #include <linux/io.h> #include <linux/device.h> #include <linux/regulator/consumer.h> +#include <linux/suspend.h> #include <video/omapdss.h> @@ -194,14 +195,35 @@ static inline int dss_initialize_debugfs(void) static inline void dss_uninitialize_debugfs(void) { } -static inline int dss_debugfs_create_file(const char *name, - void (*write)(struct seq_file *)) +int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *)) { return 0; } #endif /* CONFIG_DEBUG_FS && CONFIG_OMAP2_DSS_DEBUG_SUPPORT */ /* PLATFORM DEVICE */ +static int omap_dss_pm_notif(struct notifier_block *b, unsigned long v, void *d) +{ + DSSDBG("pm notif %lu\n", v); + + switch (v) { + case PM_SUSPEND_PREPARE: + DSSDBG("suspending displays\n"); + return dss_suspend_all_devices(); + + case PM_POST_SUSPEND: + DSSDBG("resuming displays\n"); + return dss_resume_all_devices(); + + default: + return 0; + } +} + +static struct notifier_block omap_dss_pm_notif_block = { + .notifier_call = omap_dss_pm_notif, +}; + static int __init omap_dss_probe(struct platform_device *pdev) { struct omap_dss_board_info *pdata = pdev->dev.platform_data; @@ -225,6 +247,8 @@ static int __init omap_dss_probe(struct platform_device *pdev) else if (pdata->default_device) core.default_display_name = pdata->default_device->name; + register_pm_notifier(&omap_dss_pm_notif_block); + return 0; err_debugfs: @@ -234,6 +258,8 @@ err_debugfs: static int omap_dss_remove(struct platform_device *pdev) { + unregister_pm_notifier(&omap_dss_pm_notif_block); + dss_uninitialize_debugfs(); dss_uninit_overlays(pdev); @@ -248,25 +274,9 @@ static void omap_dss_shutdown(struct platform_device *pdev) dss_disable_all_devices(); } -static int omap_dss_suspend(struct platform_device *pdev, pm_message_t state) -{ - DSSDBG("suspend %d\n", state.event); - - return dss_suspend_all_devices(); -} - -static int omap_dss_resume(struct platform_device *pdev) -{ - DSSDBG("resume\n"); - - return dss_resume_all_devices(); -} - static struct platform_driver omap_dss_driver = { .remove = omap_dss_remove, .shutdown = omap_dss_shutdown, - .suspend = omap_dss_suspend, - .resume = omap_dss_resume, .driver = { .name = "omapdss", .owner = THIS_MODULE, diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c index 4749ac35646..397d4eee11b 100644 --- a/drivers/video/omap2/dss/dispc.c +++ b/drivers/video/omap2/dss/dispc.c @@ -384,7 +384,7 @@ void dispc_runtime_put(void) DSSDBG("dispc_runtime_put\n"); r = pm_runtime_put_sync(&dispc.pdev->dev); - WARN_ON(r < 0); + WARN_ON(r < 0 && r != -ENOSYS); } static inline bool dispc_mgr_is_lcd(enum omap_channel channel) diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c index ec363d8390e..14ce8cc079e 100644 --- a/drivers/video/omap2/dss/dsi.c +++ b/drivers/video/omap2/dss/dsi.c @@ -1075,7 +1075,7 @@ void dsi_runtime_put(struct platform_device *dsidev) DSSDBG("dsi_runtime_put\n"); r = pm_runtime_put_sync(&dsi->pdev->dev); - WARN_ON(r < 0); + WARN_ON(r < 0 && r != -ENOSYS); } /* source clock for DSI PLL. this could also be PCLKFREE */ @@ -3724,7 +3724,7 @@ static int dsi_compute_interleave_lp(int blank, int enter_hs, int exit_hs, /* CLKIN4DDR = 16 * TXBYTECLKHS */ tlp_avail = thsbyte_clk * (blank - trans_lp); - ttxclkesc = tdsi_fclk / lp_clk_div; + ttxclkesc = tdsi_fclk * lp_clk_div; lp_inter = ((tlp_avail - 8 * thsbyte_clk - 5 * tdsi_fclk) / ttxclkesc - 26) / 16; diff --git a/drivers/video/omap2/dss/dss.c b/drivers/video/omap2/dss/dss.c index 6ea1ff149f6..d2b57197b29 100644 --- a/drivers/video/omap2/dss/dss.c +++ b/drivers/video/omap2/dss/dss.c @@ -731,7 +731,7 @@ static void dss_runtime_put(void) DSSDBG("dss_runtime_put\n"); r = pm_runtime_put_sync(&dss.pdev->dev); - WARN_ON(r < 0); + WARN_ON(r < 0 && r != -ENOSYS && r != -EBUSY); } /* DEBUGFS */ diff --git a/drivers/video/omap2/dss/hdmi.c b/drivers/video/omap2/dss/hdmi.c index 8195c7166d2..26a2430a702 100644 --- a/drivers/video/omap2/dss/hdmi.c +++ b/drivers/video/omap2/dss/hdmi.c @@ -138,7 +138,7 @@ static void hdmi_runtime_put(void) DSSDBG("hdmi_runtime_put\n"); r = pm_runtime_put_sync(&hdmi.pdev->dev); - WARN_ON(r < 0); + WARN_ON(r < 0 && r != -ENOSYS); } static int __init hdmi_init_display(struct omap_dss_device *dssdev) diff --git a/drivers/video/omap2/dss/rfbi.c b/drivers/video/omap2/dss/rfbi.c index 3d8c206e90e..7985fa12b9b 100644 --- a/drivers/video/omap2/dss/rfbi.c +++ b/drivers/video/omap2/dss/rfbi.c @@ -141,7 +141,7 @@ static void rfbi_runtime_put(void) DSSDBG("rfbi_runtime_put\n"); r = pm_runtime_put_sync(&rfbi.pdev->dev); - WARN_ON(r < 0); + WARN_ON(r < 0 && r != -ENOSYS); } void rfbi_bus_lock(void) diff --git a/drivers/video/omap2/dss/venc.c b/drivers/video/omap2/dss/venc.c index 2b8973931ff..3907c8b6ecb 100644 --- a/drivers/video/omap2/dss/venc.c +++ b/drivers/video/omap2/dss/venc.c @@ -402,7 +402,7 @@ static void venc_runtime_put(void) DSSDBG("venc_runtime_put\n"); r = pm_runtime_put_sync(&venc.pdev->dev); - WARN_ON(r < 0); + WARN_ON(r < 0 && r != -ENOSYS); } static const struct venc_config *venc_timings_to_config( diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c index 5f9d8e69029..69bf9d07c23 100644 --- a/drivers/video/s3c-fb.c +++ b/drivers/video/s3c-fb.c @@ -189,7 +189,7 @@ struct s3c_fb_vsync { /** * struct s3c_fb - overall hardware state of the hardware - * @slock: The spinlock protection for this data sturcture. + * @slock: The spinlock protection for this data sturucture. * @dev: The device that we bound to, for printing, etc. * @bus_clk: The clk (hclk) feeding our interface and possibly pixclk. * @lcd_clk: The clk (sclk) feeding pixclk. @@ -361,7 +361,7 @@ static int s3c_fb_calc_pixclk(struct s3c_fb *sfb, unsigned int pixclk) result = (unsigned int)tmp / 1000; dev_dbg(sfb->dev, "pixclk=%u, clk=%lu, div=%d (%lu)\n", - pixclk, clk, result, clk / result); + pixclk, clk, result, result ? clk / result : clk); return result; } @@ -1348,8 +1348,14 @@ static void s3c_fb_clear_win(struct s3c_fb *sfb, int win) writel(0, regs + VIDOSD_A(win, sfb->variant)); writel(0, regs + VIDOSD_B(win, sfb->variant)); writel(0, regs + VIDOSD_C(win, sfb->variant)); - reg = readl(regs + SHADOWCON); - writel(reg & ~SHADOWCON_WINx_PROTECT(win), regs + SHADOWCON); + + if (sfb->variant.has_shadowcon) { + reg = readl(sfb->regs + SHADOWCON); + reg &= ~(SHADOWCON_WINx_PROTECT(win) | + SHADOWCON_CHx_ENABLE(win) | + SHADOWCON_CHx_LOCAL_ENABLE(win)); + writel(reg, sfb->regs + SHADOWCON); + } } static int __devinit s3c_fb_probe(struct platform_device *pdev) diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c index cee7803a0a1..0d0f52c18fd 100644 --- a/drivers/video/savage/savagefb_driver.c +++ b/drivers/video/savage/savagefb_driver.c @@ -662,7 +662,7 @@ static void savage_get_default_par(struct savagefb_par *par, struct savage_reg * vga_out8(0x3c4, 0x18, par); reg->SR18 = vga_in8(0x3c5, par); - /* Save flat panel expansion regsters. */ + /* Save flat panel expansion registers. */ if (par->chip == S3_SAVAGE_MX) { int i; @@ -815,7 +815,7 @@ static void savage_set_default_par(struct savagefb_par *par, vga_out8(0x3c4, 0x18, par); vga_out8(0x3c5, reg->SR18, par); - /* Save flat panel expansion regsters. */ + /* Save flat panel expansion registers. */ if (par->chip == S3_SAVAGE_MX) { int i; @@ -1318,7 +1318,7 @@ static void savagefb_set_par_int(struct savagefb_par *par, struct savage_reg *r vga_out8(0x3c4, 0x15, par); vga_out8(0x3c5, reg->SR15, par); - /* Restore flat panel expansion regsters. */ + /* Restore flat panel expansion registers. */ if (par->chip == S3_SAVAGE_MX) { int i; @@ -1351,7 +1351,7 @@ static void savagefb_set_par_int(struct savagefb_par *par, struct savage_reg *r /* following part not present in X11 driver */ cr67 = vga_in8(0x3d5, par) & 0xf; vga_out8(0x3d5, 0x50 | cr67, par); - udelay(10000); + mdelay(10); vga_out8(0x3d4, 0x67, par); /* end of part */ vga_out8(0x3d5, reg->CR67 & ~0x0c, par); @@ -1904,11 +1904,11 @@ static int savage_init_hw(struct savagefb_par *par) vga_out8(0x3d4, 0x66, par); cr66 = vga_in8(0x3d5, par); vga_out8(0x3d5, cr66 | 0x02, par); - udelay(10000); + mdelay(10); vga_out8(0x3d4, 0x66, par); vga_out8(0x3d5, cr66 & ~0x02, par); /* clear reset flag */ - udelay(10000); + mdelay(10); /* @@ -1918,11 +1918,11 @@ static int savage_init_hw(struct savagefb_par *par) vga_out8(0x3d4, 0x3f, par); cr3f = vga_in8(0x3d5, par); vga_out8(0x3d5, cr3f | 0x08, par); - udelay(10000); + mdelay(10); vga_out8(0x3d4, 0x3f, par); vga_out8(0x3d5, cr3f & ~0x08, par); /* clear reset flags */ - udelay(10000); + mdelay(10); /* Savage ramdac speeds */ par->numClocks = 4; diff --git a/drivers/video/sis/init.c b/drivers/video/sis/init.c index 66de832361c..f082ae55c0c 100644 --- a/drivers/video/sis/init.c +++ b/drivers/video/sis/init.c @@ -2628,7 +2628,8 @@ SiS_SetVCLKState(struct SiS_Private *SiS_Pr, unsigned short ModeNo, else if(VCLK >= 135) data = 0x02; if(SiS_Pr->ChipType == SIS_540) { - if((VCLK == 203) || (VCLK < 234)) data = 0x02; + /* Was == 203 or < 234 which made no sense */ + if (VCLK < 234) data = 0x02; } if(SiS_Pr->ChipType < SIS_315H) { diff --git a/drivers/video/smscufx.c b/drivers/video/smscufx.c index af3ef27ad36..26f86428949 100644 --- a/drivers/video/smscufx.c +++ b/drivers/video/smscufx.c @@ -1,7 +1,7 @@ /* * smscufx.c -- Framebuffer driver for SMSC UFX USB controller * - * Copyright (C) 2011 Steve Glendinning <steve.glendinning@smsc.com> + * Copyright (C) 2011 Steve Glendinning <steve.glendinning@shawell.net> * Copyright (C) 2009 Roberto De Ioris <roberto@unbit.it> * Copyright (C) 2009 Jaya Kumar <jayakumar.lkml@gmail.com> * Copyright (C) 2009 Bernie Thompson <bernie@plugable.com> @@ -1002,7 +1002,7 @@ static int ufx_ops_ioctl(struct fb_info *info, unsigned int cmd, /* TODO: Help propose a standard fb.h ioctl to report mmap damage */ if (cmd == UFX_IOCTL_REPORT_DAMAGE) { /* If we have a damage-aware client, turn fb_defio "off" - * To avoid perf imact of unecessary page fault handling. + * To avoid perf imact of unnecessary page fault handling. * Done by resetting the delay for this fb_info to a very * long period. Pages will become writable and stay that way. * Reset to normal value when all clients have closed this fb. @@ -1466,7 +1466,7 @@ static int ufx_read_edid(struct ufx_data *dev, u8 *edid, int edid_len) /* all FF's in the first 16 bytes indicates nothing is connected */ for (i = 0; i < 16; i++) { if (edid[i] != 0xFF) { - pr_debug("edid data read succesfully"); + pr_debug("edid data read successfully"); return EDID_LENGTH; } } @@ -1972,6 +1972,6 @@ MODULE_PARM_DESC(console, "Allow fbcon to be used on this display"); module_param(fb_defio, bool, S_IWUSR | S_IRUSR | S_IWGRP | S_IRGRP); MODULE_PARM_DESC(fb_defio, "Enable fb_defio mmap support"); -MODULE_AUTHOR("Steve Glendinning <steve.glendinning@smsc.com>"); +MODULE_AUTHOR("Steve Glendinning <steve.glendinning@shawell.net>"); MODULE_DESCRIPTION("SMSC UFX kernel framebuffer driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/video/sunxvr500.c b/drivers/video/sunxvr500.c index b9c2b948d34..eb931b8626f 100644 --- a/drivers/video/sunxvr500.c +++ b/drivers/video/sunxvr500.c @@ -12,7 +12,7 @@ #include <asm/io.h> -/* XXX This device has a 'dev-comm' property which aparently is +/* XXX This device has a 'dev-comm' property which apparently is * XXX a pointer into the openfirmware's address space which is * XXX a shared area the kernel driver can use to keep OBP * XXX informed about the current resolution setting. The idea |