xfree86/modes: Handle no palette case better in xf86RandR12CrtcSetGamma
Just use the RandR gamma ramp directly. Fixes random on-monitor colours with drivers which don't call xf86HandleColormaps, e.g. modesetting. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97154 Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
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@ -1310,9 +1310,17 @@ xf86RandR12CrtcSetGamma(ScreenPtr pScreen, RRCrtcPtr randr_crtc)
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if (randrp->palette_size) {
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xf86RandR12CrtcComputeGamma(pScreen, randr_crtc);
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xf86RandR12CrtcReloadGamma(randr_crtc);
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} else {
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memcpy(crtc->gamma_red, randr_crtc->gammaRed,
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crtc->gamma_size * sizeof(crtc->gamma_red[0]));
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memcpy(crtc->gamma_green, randr_crtc->gammaGreen,
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crtc->gamma_size * sizeof(crtc->gamma_green[0]));
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memcpy(crtc->gamma_blue, randr_crtc->gammaBlue,
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crtc->gamma_size * sizeof(crtc->gamma_blue[0]));
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}
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xf86RandR12CrtcReloadGamma(randr_crtc);
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return TRUE;
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}
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