diff options
| author |  eyck <eyck@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-02-16 19:58:39 +0000 |
|---|---|---|
| committer | eyck <eyck@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-02-16 19:58:39 +0000 |
| commit | 5979a71903f55446e17b5fe27ca33b3aa0e9476a (patch) | |
| tree | 345a3833b5c6c69a4663e2d51474eba681e1c0bc | |
| parent | b74f43fb50444389cacbbd8ef603f28f7c1330d5 (diff) | |
Add module parameters: contrast and brightness, so when you need those permanently
adjusted just add lines to /etc/modules or sth.
insmod mga_vid.o mga_brightness=100 mga_contrast=-79
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@4729 b3059339-0415-0410-9bf9-f77b7e298cf2
| -rw-r--r-- | drivers/mga_vid.c | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/mga_vid.c b/drivers/mga_vid.c index d786861a4c..bae7a464c7 100644 --- a/drivers/mga_vid.c +++ b/drivers/mga_vid.c @@ -202,8 +202,6 @@ typedef struct bes_registers_s //configurable stuff - int brightness; - int contrast; int blackie; } bes_registers_t; @@ -248,10 +246,15 @@ static uint32_t mga_ram_size = 0; // how much megabytes videoram we have static uint32_t mga_top_reserved = 0; // reserved space for console font (matroxfb + fastfont) +static int mga_brightness = 0; // initial brightness +static int mga_contrast = 0; // initial contrast + //static int mga_force_memsize = 0; MODULE_PARM(mga_ram_size, "i"); MODULE_PARM(mga_top_reserved, "i"); +MODULE_PARM(mga_brightness, "i"); +MODULE_PARM(mga_contrast, "i"); static struct pci_dev *pci_dev; @@ -744,9 +747,9 @@ switch(config->format){ regs.besglobctl |= (1<<5) + (1<<7); // brightness ; default is 0x7f; - regs.beslumactl = (regs.brightness << 16); + regs.beslumactl = (mga_brightness << 16); // contrast: - regs.beslumactl|= ((regs.contrast+0x80)<<0); + regs.beslumactl|= ((mga_contrast+0x80)<<0); //Setup destination window boundaries besleft = x > 0 ? x : 0; @@ -1368,8 +1371,8 @@ static void mga_param_buff_fill( void ) len += sprintf(&mga_param_buff[len],"MMIO: %p\n",mga_mmio_base); len += sprintf(&mga_param_buff[len],"Configurable stuff:\n"); len += sprintf(&mga_param_buff[len],"~~~~~~~~~~~~~~~~~~~\n"); - len += sprintf(&mga_param_buff[len],PARAM_BRIGHTNESS"%d\n",regs.brightness); - len += sprintf(&mga_param_buff[len],PARAM_CONTRAST"%d\n",regs.contrast); + len += sprintf(&mga_param_buff[len],PARAM_BRIGHTNESS"%d\n",mga_brightness); + len += sprintf(&mga_param_buff[len],PARAM_CONTRAST"%d\n",mga_contrast); len += sprintf(&mga_param_buff[len],PARAM_BLACKIE"%s\n",regs.blackie?"on":"off"); mga_param_buff_len = len; // check boundaries of mga_param_buff before writing to it!!! @@ -1396,7 +1399,7 @@ static ssize_t mga_vid_write(struct file *file, const char *buf, size_t count, l brightness=simple_strtol(&buf[strlen(PARAM_BRIGHTNESS)],NULL,10); if (brightness>127 || brightness<-128) { brightness=0;} // printk(KERN_DEBUG "mga_vid: brightness modified ( %d ) \n",brightness); - regs.brightness=brightness; + mga_brightness=brightness; } else if(memcmp(buf,PARAM_CONTRAST,min(count,strlen(PARAM_CONTRAST))) == 0) { @@ -1404,7 +1407,7 @@ static ssize_t mga_vid_write(struct file *file, const char *buf, size_t count, l contrast=simple_strtol(&buf[strlen(PARAM_CONTRAST)],NULL,10); if (contrast>127 || contrast<-128) { contrast=0;} // printk(KERN_DEBUG "mga_vid: contrast modified ( %d ) \n",contrast); - regs.contrast=contrast; + mga_contrast=contrast; } else if(memcmp(buf,PARAM_BLACKIE,min(count,strlen(PARAM_BLACKIE))) == 0) |