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path: root/hw/xfree86/modes/xf86DisplayIDModes.c
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Diffstat (limited to 'hw/xfree86/modes/xf86DisplayIDModes.c')
-rw-r--r--hw/xfree86/modes/xf86DisplayIDModes.c481
1 files changed, 248 insertions, 233 deletions
diff --git a/hw/xfree86/modes/xf86DisplayIDModes.c b/hw/xfree86/modes/xf86DisplayIDModes.c
index f18f18c60..781c806bc 100644
--- a/hw/xfree86/modes/xf86DisplayIDModes.c
+++ b/hw/xfree86/modes/xf86DisplayIDModes.c
@@ -29,7 +29,7 @@
#include "edid.h"
#include "xf86DDC.h"
-typedef void (*did_proc)(int scrnIndex, unsigned char *data, void *closure);
+typedef void (*did_proc) (int scrnIndex, unsigned char *data, void *closure);
#define DID_PRODUCT_ID 0x00
#define DID_DISPLAY_PARAMETERS 0x01
@@ -70,7 +70,7 @@ didDetailedTiming1(int i, unsigned char *x, MonPtr mon)
DisplayModePtr m = modeCalloc();
if (!m)
- return;
+ return;
m->Clock = extract_le24(x, 0);
@@ -88,11 +88,11 @@ didDetailedTiming1(int i, unsigned char *x, MonPtr mon)
m->type = M_T_DRIVER;
if (x[3] & 0x80)
- m->type |= M_T_PREFERRED;
+ m->type |= M_T_PREFERRED;
/* XXX double check handling of this */
if (x[3] & 0x10)
- m->Flags |= V_INTERLACE;
+ m->Flags |= V_INTERLACE;
mon->Modes = xf86ModesAdd(mon->Modes, m);
}
@@ -104,7 +104,7 @@ didDetailedTiming2(int i, unsigned char *x, MonPtr mon)
DisplayModePtr mode = modeCalloc();
if (!mode)
- return;
+ return;
mode->Clock = extract_le24(x, 0);
@@ -121,11 +121,11 @@ didDetailedTiming2(int i, unsigned char *x, MonPtr mon)
mode->status = M_T_DRIVER;
if (x[3] & 0x80)
- mode->status |= M_T_PREFERRED;
+ mode->status |= M_T_PREFERRED;
/* XXX double check handling of this */
if (x[3] & 0x10)
- mode->Flags |= V_INTERLACE;
+ mode->Flags |= V_INTERLACE;
mon->Modes = xf86ModesAdd(mon->Modes, mode);
}
@@ -138,34 +138,34 @@ didShortTiming(int i, unsigned char *x, MonPtr mon)
w = (x[1] + 1) * 8;
switch (x[0] & 0x0f) {
- case 0:
- h = w;
- break;
- case 1:
- h = (w * 4) / 5;
- break;
- case 2:
- h = (w * 3) / 4;
- break;
- case 3:
- h = (w * 9) / 15;
- break;
- case 4:
- h = (w * 9) / 16;
- break;
- case 5:
- h = (w * 10) / 16;
- break;
- default:
- return;
+ case 0:
+ h = w;
+ break;
+ case 1:
+ h = (w * 4) / 5;
+ break;
+ case 2:
+ h = (w * 3) / 4;
+ break;
+ case 3:
+ h = (w * 9) / 15;
+ break;
+ case 4:
+ h = (w * 9) / 16;
+ break;
+ case 5:
+ h = (w * 10) / 16;
+ break;
+ default:
+ return;
}
r = (x[2] & 0x7f) + 1;
-
- m = xf86CVTMode(w, h, r, !!(x[0] & 0x10), !!(x[2] & 0x80));
+
+ m = xf86CVTMode(w, h, r, ! !(x[0] & 0x10), ! !(x[2] & 0x80));
m->type = M_T_DRIVER;
if (x[0] & 0x80)
- m->type |= M_T_PREFERRED;
+ m->type |= M_T_PREFERRED;
mon->Modes = xf86ModesAdd(mon->Modes, m);
}
@@ -175,8 +175,7 @@ didDMTTiming(int i, unsigned char *x, void *closure)
{
MonPtr mon = closure;
- mon->Modes = xf86ModesAdd(mon->Modes,
- xf86DuplicateMode(DMTModes + *x));
+ mon->Modes = xf86ModesAdd(mon->Modes, xf86DuplicateMode(DMTModes + *x));
}
#define RB 1
@@ -185,96 +184,105 @@ static const struct did_dmt {
short w, h, r, f;
} did_dmt[] = {
/* byte 3 */
- { 640, 350, 85, 0 },
- { 640, 400, 85, 0 },
- { 720, 400, 85, 0 },
- { 640, 480, 60, 0 },
- { 640, 480, 72, 0 },
- { 640, 480, 75, 0 },
- { 640, 480, 85, 0 },
- { 800, 600, 56, 0 },
- /* byte 4 */
- { 800, 600, 60, 0 },
- { 800, 600, 72, 0 },
- { 800, 600, 75, 0 },
- { 800, 600, 85, 0 },
- { 800, 600, 120, RB },
- { 848, 480, 60, 0 },
- { 1024, 768, 43, INT },
- { 1024, 768, 60, 0 },
- /* byte 5 */
- { 1024, 768, 70, 0 },
- { 1024, 768, 75, 0 },
- { 1024, 768, 85, 0 },
- { 1024, 768, 120, RB },
- { 1152, 864, 75, 0 },
- { 1280, 768, 60, RB },
- { 1280, 768, 60, 0 },
- { 1280, 768, 75, 0 },
- /* byte 6 */
- { 1280, 768, 85, 0 },
- { 1280, 768, 120, RB },
- { 1280, 800, 60, RB },
- { 1280, 800, 60, 0 },
- { 1280, 800, 75, 0 },
- { 1280, 800, 85, 0 },
- { 1280, 800, 120, RB },
- { 1280, 960, 60, 0 },
- /* byte 7 */
- { 1280, 960, 85, 0 },
- { 1280, 960, 120, RB },
- { 1280, 1024, 60, 0 },
- { 1280, 1024, 75, 0 },
- { 1280, 1024, 85, 0 },
- { 1280, 1024, 120, RB },
- { 1360, 768, 60, 0 },
- { 1360, 768, 120, RB },
- /* byte 8 */
- { 1400, 1050, 60, RB },
- { 1400, 1050, 60, 0 },
- { 1400, 1050, 75, 0 },
- { 1400, 1050, 85, 0 },
- { 1400, 1050, 120, RB },
- { 1440, 900, 60, RB },
- { 1440, 900, 60, 0 },
- { 1440, 900, 75, 0 },
- /* byte 9 */
- { 1440, 900, 85, 0 },
- { 1440, 900, 120, RB },
- { 1600, 1200, 60, 0 },
- { 1600, 1200, 65, 0 },
- { 1600, 1200, 70, 0 },
- { 1600, 1200, 75, 0 },
- { 1600, 1200, 85, 0 },
- { 1600, 1200, 120, RB },
- /* byte a */
- { 1680, 1050, 60, RB },
- { 1680, 1050, 60, 0 },
- { 1680, 1050, 75, 0 },
- { 1680, 1050, 85, 0 },
- { 1680, 1050, 120, RB },
- { 1792, 1344, 60, 0 },
- { 1792, 1344, 75, 0 },
- { 1792, 1344, 120, RB },
- /* byte b */
- { 1856, 1392, 60, 0 },
- { 1856, 1392, 75, 0 },
- { 1856, 1392, 120, RB },
- { 1920, 1200, 60, RB },
- { 1920, 1200, 60, 0 },
- { 1920, 1200, 75, 0 },
- { 1920, 1200, 85, 0 },
- { 1920, 1200, 120, RB },
- /* byte c */
- { 1920, 1440, 60, 0 },
- { 1920, 1440, 75, 0 },
- { 1920, 1440, 120, RB },
- { 2560, 1600, 60, RB },
- { 2560, 1600, 60, 0 },
- { 2560, 1600, 75, 0 },
- { 2560, 1600, 85, 0 },
- { 2560, 1600, 120, RB },
-};
+ {
+ 640, 350, 85, 0}, {
+ 640, 400, 85, 0}, {
+ 720, 400, 85, 0}, {
+ 640, 480, 60, 0}, {
+ 640, 480, 72, 0}, {
+ 640, 480, 75, 0}, {
+ 640, 480, 85, 0}, {
+ 800, 600, 56, 0},
+ /* byte 4 */
+ {
+ 800, 600, 60, 0}, {
+ 800, 600, 72, 0}, {
+ 800, 600, 75, 0}, {
+ 800, 600, 85, 0}, {
+ 800, 600, 120, RB}, {
+ 848, 480, 60, 0}, {
+ 1024, 768, 43, INT}, {
+ 1024, 768, 60, 0},
+ /* byte 5 */
+ {
+ 1024, 768, 70, 0}, {
+ 1024, 768, 75, 0}, {
+ 1024, 768, 85, 0}, {
+ 1024, 768, 120, RB}, {
+ 1152, 864, 75, 0}, {
+ 1280, 768, 60, RB}, {
+ 1280, 768, 60, 0}, {
+ 1280, 768, 75, 0},
+ /* byte 6 */
+ {
+ 1280, 768, 85, 0}, {
+ 1280, 768, 120, RB}, {
+ 1280, 800, 60, RB}, {
+ 1280, 800, 60, 0}, {
+ 1280, 800, 75, 0}, {
+ 1280, 800, 85, 0}, {
+ 1280, 800, 120, RB}, {
+ 1280, 960, 60, 0},
+ /* byte 7 */
+ {
+ 1280, 960, 85, 0}, {
+ 1280, 960, 120, RB}, {
+ 1280, 1024, 60, 0}, {
+ 1280, 1024, 75, 0}, {
+ 1280, 1024, 85, 0}, {
+ 1280, 1024, 120, RB}, {
+ 1360, 768, 60, 0}, {
+ 1360, 768, 120, RB},
+ /* byte 8 */
+ {
+ 1400, 1050, 60, RB}, {
+ 1400, 1050, 60, 0}, {
+ 1400, 1050, 75, 0}, {
+ 1400, 1050, 85, 0}, {
+ 1400, 1050, 120, RB}, {
+ 1440, 900, 60, RB}, {
+ 1440, 900, 60, 0}, {
+ 1440, 900, 75, 0},
+ /* byte 9 */
+ {
+ 1440, 900, 85, 0}, {
+ 1440, 900, 120, RB}, {
+ 1600, 1200, 60, 0}, {
+ 1600, 1200, 65, 0}, {
+ 1600, 1200, 70, 0}, {
+ 1600, 1200, 75, 0}, {
+ 1600, 1200, 85, 0}, {
+ 1600, 1200, 120, RB},
+ /* byte a */
+ {
+ 1680, 1050, 60, RB}, {
+ 1680, 1050, 60, 0}, {
+ 1680, 1050, 75, 0}, {
+ 1680, 1050, 85, 0}, {
+ 1680, 1050, 120, RB}, {
+ 1792, 1344, 60, 0}, {
+ 1792, 1344, 75, 0}, {
+ 1792, 1344, 120, RB},
+ /* byte b */
+ {
+ 1856, 1392, 60, 0}, {
+ 1856, 1392, 75, 0}, {
+ 1856, 1392, 120, RB}, {
+ 1920, 1200, 60, RB}, {
+ 1920, 1200, 60, 0}, {
+ 1920, 1200, 75, 0}, {
+ 1920, 1200, 85, 0}, {
+ 1920, 1200, 120, RB},
+ /* byte c */
+ {
+ 1920, 1440, 60, 0}, {
+ 1920, 1440, 75, 0}, {
+ 1920, 1440, 120, RB}, {
+ 2560, 1600, 60, RB}, {
+ 2560, 1600, 60, 0}, {
+ 2560, 1600, 75, 0}, {
+ 2560, 1600, 85, 0}, {
+2560, 1600, 120, RB},};
static void
didVesaTiming(int scrn, unsigned char *x, MonPtr mon)
@@ -282,17 +290,18 @@ didVesaTiming(int scrn, unsigned char *x, MonPtr mon)
int i, j;
x += 3;
-
+
for (i = 0; i < 10; i++)
- for (j = 0; j < 8; j++)
- if (x[i] & (1 << j)) {
- const struct did_dmt *d = &(did_dmt[i * 8 + j]);
- if (d->f == INT)
- continue;
- mon->Modes = xf86ModesAdd(mon->Modes,
- FindDMTMode(d->w, d->h, d->r,
- d->f == RB));
- }
+ for (j = 0; j < 8; j++)
+ if (x[i] & (1 << j)) {
+ const struct did_dmt *d = &(did_dmt[i * 8 + j]);
+
+ if (d->f == INT)
+ continue;
+ mon->Modes = xf86ModesAdd(mon->Modes,
+ FindDMTMode(d->w, d->h, d->r,
+ d->f == RB));
+ }
}
@@ -302,123 +311,129 @@ handleDisplayIDBlock(int scrnIndex, unsigned char *x, void *closure)
MonPtr mon = closure;
switch (x[0]) {
- case DID_DISPLAY_PARAMETERS:
- /* w/h are in decimillimeters */
- mon->widthmm = (extract_le16(x, 3) + 5) / 10;
- mon->heightmm = (extract_le16(x, 5) + 5) / 10;
- /* XXX pixel count, feature flags, gamma, aspect, color depth */
- break;
-
- case DID_TIMING_RANGE_LIMITS:
- {
- int n;
-
- mon->maxPixClock = max(mon->maxPixClock, extract_le24(x, 6) * 10);
-
- n = mon->nHsync++;
- if (n < MAX_HSYNC) {
- mon->hsync[n].lo = x[9];
- mon->hsync[n].hi = x[10];
- } else {
- n = MAX_HSYNC;
- }
- n = mon->nVrefresh++;
- if (n < MAX_VREFRESH) {
- mon->vrefresh[n].lo = x[13];
- mon->vrefresh[n].hi = x[14];
- } else {
- n = MAX_VREFRESH;
- }
- break;
- }
-
- case DID_TIMING_1_DETAILED:
- {
- int i;
- for (i = 0; i < x[2]; i += 20)
- didDetailedTiming1(scrnIndex, x + i + 3, mon);
- break;
- }
-
- case DID_TIMING_2_DETAILED:
- {
- int i;
- for (i = 0; i < x[2]; i += 11)
- didDetailedTiming2(scrnIndex, x + i + 3, mon);
- break;
- }
-
- case DID_TIMING_3_SHORT:
- {
- int i;
- for (i = 0; i < x[2]; i += 3)
- didShortTiming(scrnIndex, x + i + 3, mon);
- break;
- }
-
- case DID_TIMING_4_DMT:
- {
- int i;
- for (i = 0; i < x[2]; i++)
- didDMTTiming(scrnIndex, x + i + 3, mon);
- break;
- }
-
- case DID_TIMING_VESA:
- didVesaTiming(scrnIndex, x, mon);
- break;
-
- /* XXX pixel format, ar, orientation, subpixel, dot pitch, bit depth */
- case DID_DISPLAY_DEVICE:
-
- /* XXX interface, links, color encoding, ss, drm */
- case DID_DISPLAY_INTERFACE:
-
- /* XXX stereo */
- case DID_STEREO:
-
- /* nothing interesting in these */
- case DID_COLOR_INFO:
- case DID_PRODUCT_SERIAL:
- case DID_ASCII_STRING:
- case DID_POWER_SEQUENCING:
- case DID_TRANSFER_INFO:
- case DID_VENDOR:
- break;
-
- /* warn about anything else */
- default:
- xf86DrvMsg(scrnIndex, X_WARNING,
- "Unknown DisplayID block type %hx\n", x[0]);
- break;
+ case DID_DISPLAY_PARAMETERS:
+ /* w/h are in decimillimeters */
+ mon->widthmm = (extract_le16(x, 3) + 5) / 10;
+ mon->heightmm = (extract_le16(x, 5) + 5) / 10;
+ /* XXX pixel count, feature flags, gamma, aspect, color depth */
+ break;
+
+ case DID_TIMING_RANGE_LIMITS:
+ {
+ int n;
+
+ mon->maxPixClock = max(mon->maxPixClock, extract_le24(x, 6) * 10);
+
+ n = mon->nHsync++;
+ if (n < MAX_HSYNC) {
+ mon->hsync[n].lo = x[9];
+ mon->hsync[n].hi = x[10];
+ }
+ else {
+ n = MAX_HSYNC;
+ }
+ n = mon->nVrefresh++;
+ if (n < MAX_VREFRESH) {
+ mon->vrefresh[n].lo = x[13];
+ mon->vrefresh[n].hi = x[14];
+ }
+ else {
+ n = MAX_VREFRESH;
+ }
+ break;
+ }
+
+ case DID_TIMING_1_DETAILED:
+ {
+ int i;
+
+ for (i = 0; i < x[2]; i += 20)
+ didDetailedTiming1(scrnIndex, x + i + 3, mon);
+ break;
+ }
+
+ case DID_TIMING_2_DETAILED:
+ {
+ int i;
+
+ for (i = 0; i < x[2]; i += 11)
+ didDetailedTiming2(scrnIndex, x + i + 3, mon);
+ break;
+ }
+
+ case DID_TIMING_3_SHORT:
+ {
+ int i;
+
+ for (i = 0; i < x[2]; i += 3)
+ didShortTiming(scrnIndex, x + i + 3, mon);
+ break;
+ }
+
+ case DID_TIMING_4_DMT:
+ {
+ int i;
+
+ for (i = 0; i < x[2]; i++)
+ didDMTTiming(scrnIndex, x + i + 3, mon);
+ break;
+ }
+
+ case DID_TIMING_VESA:
+ didVesaTiming(scrnIndex, x, mon);
+ break;
+
+ /* XXX pixel format, ar, orientation, subpixel, dot pitch, bit depth */
+ case DID_DISPLAY_DEVICE:
+
+ /* XXX interface, links, color encoding, ss, drm */
+ case DID_DISPLAY_INTERFACE:
+
+ /* XXX stereo */
+ case DID_STEREO:
+
+ /* nothing interesting in these */
+ case DID_COLOR_INFO:
+ case DID_PRODUCT_SERIAL:
+ case DID_ASCII_STRING:
+ case DID_POWER_SEQUENCING:
+ case DID_TRANSFER_INFO:
+ case DID_VENDOR:
+ break;
+
+ /* warn about anything else */
+ default:
+ xf86DrvMsg(scrnIndex, X_WARNING,
+ "Unknown DisplayID block type %hx\n", x[0]);
+ break;
}
}
static void
forEachDisplayIDBlock(int scrnIndex, unsigned char *did, did_proc proc,
- void *closure)
+ void *closure)
{
int num_extensions = did[3];
int section_size = did[1];
unsigned char *block;
do {
- if ((did[0] & 0xf0) != 0x10) /* not 1.x, abort */
- return;
- /* XXX also, checksum */
+ if ((did[0] & 0xf0) != 0x10) /* not 1.x, abort */
+ return;
+ /* XXX also, checksum */
- block = did + 4;
+ block = did + 4;
- while (section_size > 0) {
- int block_size = (block[2] + 2);
+ while (section_size > 0) {
+ int block_size = (block[2] + 2);
- proc(scrnIndex, block, closure);
+ proc(scrnIndex, block, closure);
- section_size -= block_size;
- block += block_size;
- }
+ section_size -= block_size;
+ block += block_size;
+ }
- did += (did[1] + 5);
+ did += (did[1] + 5);
} while (num_extensions--);
}
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