xfree86: Remove Option "TextClockFreq"

No modern driver pays attention to this.  Presumably there existed
hardware once where you couldn't just read the right values out of the
CRTC.

Reviewed-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Adam Jackson <ajax@redhat.com>

hw/xfree86/common/xf86Config.c

@@ -2168,7 +2168,6 @@ configDevice(GDevPtr devicep, XF86ConfDevicePtr conf_device, Bool active)
     devicep->IOBase = conf_device->dev_io_base;
     devicep->clockchip = conf_device->dev_clockchip;
     devicep->busID = conf_device->dev_busid;
-    devicep->textClockFreq = conf_device->dev_textclockfreq;
     devicep->chipID = conf_device->dev_chipid;
     devicep->chipRev = conf_device->dev_chiprev;
     devicep->options = conf_device->dev_option_lst;

hw/xfree86/common/xf86Configure.c

@@ -267,7 +267,6 @@ configureDeviceSection(int screennum)
     for (i = 0; (i < MAXDACSPEEDS) && (i < CONF_MAXDACSPEEDS); i++)
         ptr->dev_dacSpeeds[i] = DevToConfig[screennum].GDev.dacSpeeds[i];
     ptr->dev_videoram = DevToConfig[screennum].GDev.videoRam;
-    ptr->dev_textclockfreq = DevToConfig[screennum].GDev.textClockFreq;
     ptr->dev_bios_base = DevToConfig[screennum].GDev.BiosBase;
     ptr->dev_mem_base = DevToConfig[screennum].GDev.MemBase;
     ptr->dev_io_base = DevToConfig[screennum].GDev.IOBase;

hw/xfree86/common/xf86str.h

@@ -403,7 +403,6 @@ typedef struct {
     Bool active;
     Bool inUse;
     int videoRam;
-    int textClockFreq;
     unsigned long BiosBase;     /* Base address of video BIOS */
     unsigned long MemBase;      /* Frame buffer base address */
     unsigned long IOBase;
@@ -753,7 +752,6 @@ typedef struct _ScrnInfoRec {
     unsigned long memPhysBase;  /* Physical address of FB */
     unsigned long fbOffset;     /* Offset of FB in the above */
     int memClk;                 /* memory clock */
-    int textClockFreq;          /* clock of text mode */
     Bool flipPixels;            /* swap default black/white */
     void *options;
 

hw/xfree86/man/xorg.conf.man

@@ -1449,12 +1449,6 @@ This optional entry specifies the chip revision number.
 This can be used to override the auto-detection, but that should only be done
 when the driver-specific documentation recommends it.
 .TP 7
-.BI "TextClockFreq  " "freq"
-This optional entry specifies the pixel clock frequency that is used
-for the regular text mode.
-The frequency is specified in MHz.
-This is rarely used.
-.TP 7
 .BI "MatchSeat  " "seat\-id"
 Only apply this
 .B Device

hw/xfree86/parser/Device.c

@@ -83,7 +83,6 @@ xf86ConfigSymTabRec DeviceTab[] = {
     {CARD, "card"},
     {DRIVER, "driver"},
     {BUSID, "busid"},
-    {TEXTCLOCKFRQ, "textclockfreq"},
     {IRQ, "irq"},
     {SCREEN, "screen"},
     {-1, ""},
@@ -212,11 +211,6 @@ xf86parseDeviceSection(void)
             ptr->dev_clocks = i;
             xf86unGetToken(token);
             break;
-        case TEXTCLOCKFRQ:
-            if ((token = xf86getSubToken(&(ptr->dev_comment))) != NUMBER)
-                Error(NUMBER_MSG, "TextClockFreq");
-            ptr->dev_textclockfreq = (int) (xf86_lex_val.realnum * 1000.0 + 0.5);
-            break;
         case MATCHSEAT:
             if (xf86getSubToken(&(ptr->dev_comment)) != STRING)
                 Error(QUOTE_MSG, "MatchSeat");
@@ -312,10 +306,6 @@ xf86printDeviceSection(FILE * cf, XF86ConfDevicePtr ptr)
                 fprintf(cf, "%.1f ", (double) ptr->dev_clock[i] / 1000.0);
             fprintf(cf, "\n");
         }
-        if (ptr->dev_textclockfreq) {
-            fprintf(cf, "\tTextClockFreq %.1f\n",
-                    (double) ptr->dev_textclockfreq / 1000.0);
-        }
         if (ptr->dev_busid)
             fprintf(cf, "\tBusID       \"%s\"\n", ptr->dev_busid);
         if (ptr->dev_screen > 0)

hw/xfree86/parser/xf86Parser.h

@@ -211,7 +211,6 @@ typedef struct {
     const char *dev_ramdac;
     int dev_dacSpeeds[CONF_MAXDACSPEEDS];
     int dev_videoram;
-    int dev_textclockfreq;
     unsigned long dev_bios_base;
     unsigned long dev_mem_base;
     unsigned long dev_io_base;

hw/xfree86/parser/xf86tokens.h

@@ -187,7 +187,6 @@ typedef enum {
     CHIPREV,
     CARD,
     BUSID,
-    TEXTCLOCKFRQ,
     IRQ,
 
     /* Keyboard tokens */

hw/xwin/winconfig.h

@@ -57,7 +57,6 @@ typedef struct {
     Bool active;
     Bool inUse;
     int videoRam;
-    int textClockFreq;
     void *options;
     int screen;                 /* For multi-CRTC cards */
 } GDevRec, *GDevPtr;