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fixed use of EDID info for at least the internal panel on NV34, geforce FX 5200 laptops. +alphabranch

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@32840 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen 2009-08-30 19:54:25 +00:00
parent 21b9bcb21c
commit 3ab7752ce8
1 changed files with 7 additions and 1 deletions
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8
src/add-ons/accelerants/nvidia/engine/nv_i2c.c
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@ -690,6 +690,8 @@ i2c_DumpSpecsEDID(edid_specs* specs)
* not depend on the way screens are connected to the cards (DVI/VGA, 1 or 2 screens).
* - on some NV40 architecture cards i2c bus2 connects to con2 instead of i2c bus0. This
* is confirmed on GeForce FX 6600 (NV43, id 0x0141) and GeForce 7300 (G72, id 0x01d1).
* - on pre-NV40 laptops i2c bus2 can connect to con2 as well: confirmed on a Geforce FX
* 5200 Go (NV34, id 0x0324).
* - con1 has CRTC1 and DAC1, and con2 has CRTC2 and DAC2 if nv_general_output_select()
* is set to 'straight' and there are only VGA type screens connected. */
void i2c_DetectScreens(void)
@ -749,7 +751,11 @@ void i2c_DetectScreens(void)
}
break;
default:
LOG(4,("I2C: DetectScreens: WARNING, unexpected behaviour detected!\n"));
if (!si->ps.con2_screen.have_native_edid && si->ps.laptop) {
i2c_ExtractSpecsEDID(&edid, &si->ps.con2_screen);
} else {
LOG(4,("I2C: DetectScreens: WARNING, unexpected behaviour detected!\n"));
}
break;
}
}