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authorDavid Hendricks <dhendrix@chromium.org>2015-07-30 18:49:48 -0700
committerPatrick Georgi <pgeorgi@google.com>2015-08-28 06:42:03 +0000
commit7dbf9c6747ccdfa8b993d3843a22722742957611 (patch)
treea069e96ccfc13888c6df8a3d91a5864fc8acbc8e /src/lib/edid.c
parenta3b898aaf0ddf48fc3a577f4c39dd1d8acf31b6f (diff)
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edid: Use edid_mode struct to reduce redundancy
This replaces various timing mode parameters parameters with an edid_mode struct within the edid struct. BUG=none BRANCH=firmware-veyron TEST=built and booted on Mickey, saw display come up, also compiled for link,falco,peppy,rambi,nyan_big,rush,smaug [pg: extended to also cover peach_pit, daisy and lenovo/t530] Change-Id: Icd0d67bfd3c422be087976261806b9525b2b9c7e Signed-off-by: Patrick Georgi <patrick@georgi-clan.de> Original-Commit-Id: abcbf25c81b25fadf71cae106e01b3e36391f5e9 Original-Change-Id: I1bfba5b06a708d042286db56b37f67302f61fff6 Original-Signed-off-by: David Hendricks <dhendrix@chromium.org> Original-Reviewed-on: https://chromium-review.googlesource.com/289964 Original-Reviewed-by: Yakir Yang <ykk@rock-chips.com> Original-Reviewed-by: Julius Werner <jwerner@chromium.org> Reviewed-on: http://review.coreboot.org/11388 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/lib/edid.c')
-rw-r--r--src/lib/edid.c49
1 files changed, 25 insertions, 24 deletions
diff --git a/src/lib/edid.c b/src/lib/edid.c
index e08535dd7a82..22f3f0ead255 100644
--- a/src/lib/edid.c
+++ b/src/lib/edid.c
@@ -445,19 +445,19 @@ detailed_block(struct edid *out, unsigned char *x, int in_extension,
if (! c->did_detailed_timing){
/* Edid contains pixel clock in terms of 10KHz */
- out->pixel_clock = (x[0] + (x[1] << 8)) * 10;
+ out->mode.pixel_clock = (x[0] + (x[1] << 8)) * 10;
extra_info.x_mm = (x[12] + ((x[14] & 0xF0) << 4));
extra_info.y_mm = (x[13] + ((x[14] & 0x0F) << 8));
- out->ha = (x[2] + ((x[4] & 0xF0) << 4));
- out->hbl = (x[3] + ((x[4] & 0x0F) << 8));
- out->hso = (x[8] + ((x[11] & 0xC0) << 2));
- out->hspw = (x[9] + ((x[11] & 0x30) << 4));
- out->hborder = x[15];
- out->va = (x[5] + ((x[7] & 0xF0) << 4));
- out->vbl = (x[6] + ((x[7] & 0x0F) << 8));
- out->vso = ((x[10] >> 4) + ((x[11] & 0x0C) << 2));
- out->vspw = ((x[10] & 0x0F) + ((x[11] & 0x03) << 4));
- out->vborder = x[16];
+ out->mode.ha = (x[2] + ((x[4] & 0xF0) << 4));
+ out->mode.hbl = (x[3] + ((x[4] & 0x0F) << 8));
+ out->mode.hso = (x[8] + ((x[11] & 0xC0) << 2));
+ out->mode.hspw = (x[9] + ((x[11] & 0x30) << 4));
+ out->mode.hborder = x[15];
+ out->mode.va = (x[5] + ((x[7] & 0xF0) << 4));
+ out->mode.vbl = (x[6] + ((x[7] & 0x0F) << 8));
+ out->mode.vso = ((x[10] >> 4) + ((x[11] & 0x0C) << 2));
+ out->mode.vspw = ((x[10] & 0x0F) + ((x[11] & 0x03) << 4));
+ out->mode.vborder = x[16];
/* set up some reasonable defaults for payloads.
* We observe that most modern chipsets we work with
* tend to support rgb888 without regard to the
@@ -475,11 +475,11 @@ detailed_block(struct edid *out, unsigned char *x, int in_extension,
*/
out->framebuffer_bits_per_pixel = 32;
- out->x_resolution = ALIGN(out->ha *
+ out->x_resolution = ALIGN(out->mode.ha *
((out->framebuffer_bits_per_pixel + 7) / 8),
64) / (out->framebuffer_bits_per_pixel/8);
- out->y_resolution = out->va;
- out->bytes_per_line = ALIGN(out->ha *
+ out->y_resolution = out->mode.va;
+ out->bytes_per_line = ALIGN(out->mode.ha *
((out->framebuffer_bits_per_pixel + 7)/8),
64);
printk(BIOS_SPEW, "Did detailed timing\n");
@@ -499,8 +499,8 @@ detailed_block(struct edid *out, unsigned char *x, int in_extension,
extra_info.syncmethod = "";
break;
}
- out->pvsync = (x[17] & (1 << 2)) ? '+' : '-';
- out->phsync = (x[17] & (1 << 1)) ? '+' : '-';
+ out->mode.pvsync = (x[17] & (1 << 2)) ? '+' : '-';
+ out->mode.phsync = (x[17] & (1 << 1)) ? '+' : '-';
switch (x[17] & 0x61) {
case 0x20:
extra_info.stereo = "field sequential L/R";
@@ -529,17 +529,18 @@ detailed_block(struct edid *out, unsigned char *x, int in_extension,
" %04x %04x %04x %04x hborder %x\n"
" %04x %04x %04x %04x vborder %x\n"
" %chsync %cvsync%s%s %s\n",
- out->pixel_clock,
+ out->mode.pixel_clock,
extra_info.x_mm,
extra_info.y_mm,
- out->ha, out->ha + out->hso, out->ha + out->hso + out->hspw,
- out->ha + out->hbl, out->hborder,
- out->va, out->va + out->vso, out->va + out->vso + out->vspw,
- out->va + out->vbl, out->vborder,
- out->phsync, out->pvsync,
+ out->mode.ha, out->mode.ha + out->mode.hso,
+ out->mode.ha + out->mode.hso + out->mode.hspw,
+ out->mode.ha + out->mode.hbl, out->mode.hborder,
+ out->mode.va, out->mode.va + out->mode.vso,
+ out->mode.va + out->mode.vso + out->mode.vspw,
+ out->mode.va + out->mode.vbl, out->mode.vborder,
+ out->mode.phsync, out->mode.pvsync,
extra_info.syncmethod, x[17] & 0x80 ?" interlaced" : "",
- extra_info.stereo
- );
+ extra_info.stereo);
return 1;
}