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-rw-r--r--drivers/usb/misc/sisusbvga/sisusb_struct.h2
-rw-r--r--drivers/video/fbdev/cyber2000fb.c2
-rw-r--r--drivers/video/fbdev/da8xx-fb.c3
-rw-r--r--drivers/video/fbdev/gbefb.c4
-rw-r--r--drivers/video/fbdev/sis/sis_accel.c2
-rw-r--r--drivers/video/fbdev/sis/vstruct.h2
-rw-r--r--drivers/video/fbdev/sm501fb.c2
-rw-r--r--drivers/video/fbdev/smscufx.c55
-rw-r--r--drivers/video/fbdev/stifb.c3
-rw-r--r--drivers/video/fbdev/xilinxfb.c8
-rw-r--r--include/linux/fb.h2
11 files changed, 47 insertions, 38 deletions
diff --git a/drivers/usb/misc/sisusbvga/sisusb_struct.h b/drivers/usb/misc/sisusbvga/sisusb_struct.h
index 3df64d2a9d43..a86032a26d36 100644
--- a/drivers/usb/misc/sisusbvga/sisusb_struct.h
+++ b/drivers/usb/misc/sisusbvga/sisusb_struct.h
@@ -91,7 +91,7 @@ struct SiS_Ext {
unsigned char VB_ExtTVYFilterIndex;
unsigned char VB_ExtTVYFilterIndexROM661;
unsigned char REFindex;
- char ROMMODEIDX661;
+ signed char ROMMODEIDX661;
};
struct SiS_Ext2 {
diff --git a/drivers/video/fbdev/cyber2000fb.c b/drivers/video/fbdev/cyber2000fb.c
index 585af90a68a5..31ff1da82c05 100644
--- a/drivers/video/fbdev/cyber2000fb.c
+++ b/drivers/video/fbdev/cyber2000fb.c
@@ -1796,6 +1796,7 @@ failed_ioremap:
failed_regions:
cyberpro_free_fb_info(cfb);
failed_release:
+ pci_disable_device(dev);
return err;
}
@@ -1812,6 +1813,7 @@ static void cyberpro_pci_remove(struct pci_dev *dev)
int_cfb_info = NULL;
pci_release_regions(dev);
+ pci_disable_device(dev);
}
}
diff --git a/drivers/video/fbdev/da8xx-fb.c b/drivers/video/fbdev/da8xx-fb.c
index ae76a2111c77..11922b009ed7 100644
--- a/drivers/video/fbdev/da8xx-fb.c
+++ b/drivers/video/fbdev/da8xx-fb.c
@@ -1076,7 +1076,8 @@ static int fb_remove(struct platform_device *dev)
if (par->lcd_supply) {
ret = regulator_disable(par->lcd_supply);
if (ret)
- return ret;
+ dev_warn(&dev->dev, "Failed to disable regulator (%pe)\n",
+ ERR_PTR(ret));
}
lcd_disable_raster(DA8XX_FRAME_WAIT);
diff --git a/drivers/video/fbdev/gbefb.c b/drivers/video/fbdev/gbefb.c
index 1582c718329c..000b4aa44241 100644
--- a/drivers/video/fbdev/gbefb.c
+++ b/drivers/video/fbdev/gbefb.c
@@ -1060,14 +1060,14 @@ static const struct fb_ops gbefb_ops = {
static ssize_t gbefb_show_memsize(struct device *dev, struct device_attribute *attr, char *buf)
{
- return snprintf(buf, PAGE_SIZE, "%u\n", gbe_mem_size);
+ return sysfs_emit(buf, "%u\n", gbe_mem_size);
}
static DEVICE_ATTR(size, S_IRUGO, gbefb_show_memsize, NULL);
static ssize_t gbefb_show_rev(struct device *device, struct device_attribute *attr, char *buf)
{
- return snprintf(buf, PAGE_SIZE, "%d\n", gbe_revision);
+ return sysfs_emit(buf, "%d\n", gbe_revision);
}
static DEVICE_ATTR(revision, S_IRUGO, gbefb_show_rev, NULL);
diff --git a/drivers/video/fbdev/sis/sis_accel.c b/drivers/video/fbdev/sis/sis_accel.c
index 1914ab5a5a91..5850e4325f07 100644
--- a/drivers/video/fbdev/sis/sis_accel.c
+++ b/drivers/video/fbdev/sis/sis_accel.c
@@ -202,7 +202,7 @@ SiS310SubsequentScreenToScreenCopy(struct sis_video_info *ivideo, int src_x, int
* and destination blitting areas overlap and
* adapt the bitmap addresses synchronously
* if the coordinates exceed the valid range.
- * The the areas do not overlap, we do our
+ * The areas do not overlap, we do our
* normal check.
*/
if((mymax - mymin) < height) {
diff --git a/drivers/video/fbdev/sis/vstruct.h b/drivers/video/fbdev/sis/vstruct.h
index ea94d214dcff..d7a14e63ba5a 100644
--- a/drivers/video/fbdev/sis/vstruct.h
+++ b/drivers/video/fbdev/sis/vstruct.h
@@ -148,7 +148,7 @@ struct SiS_Ext {
unsigned char VB_ExtTVYFilterIndex;
unsigned char VB_ExtTVYFilterIndexROM661;
unsigned char REFindex;
- char ROMMODEIDX661;
+ signed char ROMMODEIDX661;
};
struct SiS_Ext2 {
diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c
index fce6cfbadfd6..f743bfbde2a6 100644
--- a/drivers/video/fbdev/sm501fb.c
+++ b/drivers/video/fbdev/sm501fb.c
@@ -1166,7 +1166,7 @@ static ssize_t sm501fb_crtsrc_show(struct device *dev,
ctrl = smc501_readl(info->regs + SM501_DC_CRT_CONTROL);
ctrl &= SM501_DC_CRT_CONTROL_SEL;
- return snprintf(buf, PAGE_SIZE, "%s\n", ctrl ? "crt" : "panel");
+ return sysfs_emit(buf, "%s\n", ctrl ? "crt" : "panel");
}
/* sm501fb_crtsrc_show
diff --git a/drivers/video/fbdev/smscufx.c b/drivers/video/fbdev/smscufx.c
index e65bdc499c23..9343b7a4ac89 100644
--- a/drivers/video/fbdev/smscufx.c
+++ b/drivers/video/fbdev/smscufx.c
@@ -97,7 +97,6 @@ struct ufx_data {
struct kref kref;
int fb_count;
bool virtualized; /* true when physical usb device not present */
- struct delayed_work free_framebuffer_work;
atomic_t usb_active; /* 0 = update virtual buffer, but no usb traffic */
atomic_t lost_pixels; /* 1 = a render op failed. Need screen refresh */
u8 *edid; /* null until we read edid from hw or get from sysfs */
@@ -1117,15 +1116,24 @@ static void ufx_free(struct kref *kref)
{
struct ufx_data *dev = container_of(kref, struct ufx_data, kref);
- /* this function will wait for all in-flight urbs to complete */
- if (dev->urbs.count > 0)
- ufx_free_urb_list(dev);
+ kfree(dev);
+}
- pr_debug("freeing ufx_data %p", dev);
+static void ufx_ops_destory(struct fb_info *info)
+{
+ struct ufx_data *dev = info->par;
+ int node = info->node;
- kfree(dev);
+ /* Assume info structure is freed after this point */
+ framebuffer_release(info);
+
+ pr_debug("fb_info for /dev/fb%d has been freed", node);
+
+ /* release reference taken by kref_init in probe() */
+ kref_put(&dev->kref, ufx_free);
}
+
static void ufx_release_urb_work(struct work_struct *work)
{
struct urb_node *unode = container_of(work, struct urb_node,
@@ -1134,14 +1142,9 @@ static void ufx_release_urb_work(struct work_struct *work)
up(&unode->dev->urbs.limit_sem);
}
-static void ufx_free_framebuffer_work(struct work_struct *work)
+static void ufx_free_framebuffer(struct ufx_data *dev)
{
- struct ufx_data *dev = container_of(work, struct ufx_data,
- free_framebuffer_work.work);
struct fb_info *info = dev->info;
- int node = info->node;
-
- unregister_framebuffer(info);
if (info->cmap.len != 0)
fb_dealloc_cmap(&info->cmap);
@@ -1153,11 +1156,6 @@ static void ufx_free_framebuffer_work(struct work_struct *work)
dev->info = NULL;
- /* Assume info structure is freed after this point */
- framebuffer_release(info);
-
- pr_debug("fb_info for /dev/fb%d has been freed", node);
-
/* ref taken in probe() as part of registering framebfufer */
kref_put(&dev->kref, ufx_free);
}
@@ -1169,11 +1167,13 @@ static int ufx_ops_release(struct fb_info *info, int user)
{
struct ufx_data *dev = info->par;
+ mutex_lock(&disconnect_mutex);
+
dev->fb_count--;
/* We can't free fb_info here - fbmem will touch it when we return */
if (dev->virtualized && (dev->fb_count == 0))
- schedule_delayed_work(&dev->free_framebuffer_work, HZ);
+ ufx_free_framebuffer(dev);
if ((dev->fb_count == 0) && (info->fbdefio)) {
fb_deferred_io_cleanup(info);
@@ -1186,6 +1186,8 @@ static int ufx_ops_release(struct fb_info *info, int user)
kref_put(&dev->kref, ufx_free);
+ mutex_unlock(&disconnect_mutex);
+
return 0;
}
@@ -1292,6 +1294,7 @@ static const struct fb_ops ufx_ops = {
.fb_blank = ufx_ops_blank,
.fb_check_var = ufx_ops_check_var,
.fb_set_par = ufx_ops_set_par,
+ .fb_destroy = ufx_ops_destory,
};
/* Assumes &info->lock held by caller
@@ -1673,9 +1676,6 @@ static int ufx_usb_probe(struct usb_interface *interface,
goto destroy_modedb;
}
- INIT_DELAYED_WORK(&dev->free_framebuffer_work,
- ufx_free_framebuffer_work);
-
retval = ufx_reg_read(dev, 0x3000, &id_rev);
check_warn_goto_error(retval, "error %d reading 0x3000 register from device", retval);
dev_dbg(dev->gdev, "ID_REV register value 0x%08x", id_rev);
@@ -1748,10 +1748,12 @@ e_nomem:
static void ufx_usb_disconnect(struct usb_interface *interface)
{
struct ufx_data *dev;
+ struct fb_info *info;
mutex_lock(&disconnect_mutex);
dev = usb_get_intfdata(interface);
+ info = dev->info;
pr_debug("USB disconnect starting\n");
@@ -1765,12 +1767,15 @@ static void ufx_usb_disconnect(struct usb_interface *interface)
/* if clients still have us open, will be freed on last close */
if (dev->fb_count == 0)
- schedule_delayed_work(&dev->free_framebuffer_work, 0);
+ ufx_free_framebuffer(dev);
- /* release reference taken by kref_init in probe() */
- kref_put(&dev->kref, ufx_free);
+ /* this function will wait for all in-flight urbs to complete */
+ if (dev->urbs.count > 0)
+ ufx_free_urb_list(dev);
- /* consider ufx_data freed */
+ pr_debug("freeing ufx_data %p", dev);
+
+ unregister_framebuffer(info);
mutex_unlock(&disconnect_mutex);
}
diff --git a/drivers/video/fbdev/stifb.c b/drivers/video/fbdev/stifb.c
index 7753e586e65a..3feb6e40d56d 100644
--- a/drivers/video/fbdev/stifb.c
+++ b/drivers/video/fbdev/stifb.c
@@ -1055,7 +1055,8 @@ stifb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
{
struct stifb_info *fb = container_of(info, struct stifb_info, info);
- if (rect->rop != ROP_COPY)
+ if (rect->rop != ROP_COPY ||
+ (fb->id == S9000_ID_HCRX && fb->info.var.bits_per_pixel == 32))
return cfb_fillrect(info, rect);
SETUP_HW(fb);
diff --git a/drivers/video/fbdev/xilinxfb.c b/drivers/video/fbdev/xilinxfb.c
index 438e2c78142f..1ac83900a21c 100644
--- a/drivers/video/fbdev/xilinxfb.c
+++ b/drivers/video/fbdev/xilinxfb.c
@@ -376,7 +376,7 @@ err_cmap:
return rc;
}
-static int xilinxfb_release(struct device *dev)
+static void xilinxfb_release(struct device *dev)
{
struct xilinxfb_drvdata *drvdata = dev_get_drvdata(dev);
@@ -402,8 +402,6 @@ static int xilinxfb_release(struct device *dev)
if (!(drvdata->flags & BUS_ACCESS_FLAG))
dcr_unmap(drvdata->dcr_host, drvdata->dcr_len);
#endif
-
- return 0;
}
/* ---------------------------------------------------------------------
@@ -480,7 +478,9 @@ static int xilinxfb_of_probe(struct platform_device *pdev)
static int xilinxfb_of_remove(struct platform_device *op)
{
- return xilinxfb_release(&op->dev);
+ xilinxfb_release(&op->dev);
+
+ return 0;
}
/* Match table for of_platform binding */
diff --git a/include/linux/fb.h b/include/linux/fb.h
index 0aff76bcbb00..bcb8658f5b64 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -555,7 +555,7 @@ static inline struct apertures_struct *alloc_apertures(unsigned int max_num) {
#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || \
defined(__hppa__) || defined(__sh__) || defined(__powerpc__) || \
- defined(__arm__) || defined(__aarch64__)
+ defined(__arm__) || defined(__aarch64__) || defined(__mips__)
#define fb_readb __raw_readb
#define fb_readw __raw_readw
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.