summaryrefslogtreecommitdiffstats
path: root/drivers/video
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/video')
-rw-r--r--drivers/video/arcfb.c4
-rw-r--r--drivers/video/atmel_lcdfb.c2
-rw-r--r--drivers/video/aty/atyfb_base.c2
-rw-r--r--drivers/video/aty/radeon_base.c2
-rw-r--r--drivers/video/aty/radeon_monitor.c35
-rw-r--r--drivers/video/backlight/88pm860x_bl.c1
-rw-r--r--drivers/video/backlight/Kconfig2
-rw-r--r--drivers/video/backlight/pwm_bl.c159
-rw-r--r--drivers/video/bfin_adv7393fb.c2
-rw-r--r--drivers/video/cirrusfb.c2
-rw-r--r--drivers/video/exynos/exynos_dp_reg.c2
-rw-r--r--drivers/video/exynos/exynos_mipi_dsi.c2
-rw-r--r--drivers/video/i740fb.c6
-rw-r--r--drivers/video/mxsfb.c62
-rw-r--r--drivers/video/s3c-fb.c2
-rw-r--r--drivers/video/savage/savagefb_driver.c6
-rw-r--r--drivers/video/sis/init.c3
-rw-r--r--drivers/video/smscufx.c8
-rw-r--r--drivers/video/sunxvr500.c2
19 files changed, 244 insertions, 60 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 2979292650d..cf282763a8d 100644
--- a/drivers/video/backlight/Kconfig
+++ b/drivers/video/backlight/Kconfig
@@ -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/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 9bdd4b0c18c..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/? */
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/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/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/s3c-fb.c b/drivers/video/s3c-fb.c
index ea7b661e722..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.
diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c
index f3d3b9ce475..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;
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
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-01-09 16:25:14 +0000