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intel_extreme: disable 15-bit support for modern devices

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It is not supported for all newer generations, and why would one use it
when 16bit mode is available anyway?

Fixes #15395
This commit is contained in:
Adrien Destugues
2019-10-06 10:11:07 +02:00
parent 083314c2cb
commit 478b920700
1 changed files with 18 additions and 4 deletions
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src/add-ons/accelerants/intel_extreme/mode.cpp
+18 -4
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@@ -329,6 +329,20 @@ create_mode_list(void)
display_mode* list;
uint32 count = 0;
const color_space kSupportedSpaces[] = {B_RGB32_LITTLE, B_RGB16_LITTLE,
B_CMAP8};
const color_space* supportedSpaces;
int colorSpaceCount;
if (gInfo->shared_info->device_type.Generation() >= 4) {
// No B_RGB15, use our custom colorspace list
supportedSpaces = kSupportedSpaces;
colorSpaceCount = B_COUNT_OF(kSupportedSpaces);
} else {
supportedSpaces = NULL;
colorSpaceCount = 0;
}
// If no EDID, but have vbt from driver, use that mode
if (!gInfo->has_edid && gInfo->shared_info->got_vbt) {
// We could not read any EDID info. Fallback to creating a list with
@@ -336,13 +350,13 @@ create_mode_list(void)
// TODO: support lower modes via scaling and windowing
gInfo->mode_list_area = create_display_modes("intel extreme modes",
NULL, &gInfo->shared_info->panel_mode, 1, NULL, 0, NULL,
&list, &count);
NULL, &gInfo->shared_info->panel_mode, 1,
supportedSpaces, colorSpaceCount, NULL, &list, &count);
} else {
// Otherwise return the 'real' list of modes
gInfo->mode_list_area = create_display_modes("intel extreme modes",
gInfo->has_edid ? &gInfo->edid_info : NULL, NULL, 0, NULL, 0, NULL,
&list, &count);
gInfo->has_edid ? &gInfo->edid_info : NULL, NULL, 0,
supportedSpaces, colorSpaceCount, NULL, &list, &count);
}
if (gInfo->mode_list_area < B_OK)