vc4/hvs: Support fixed alpha correctly on 2712D0 #5930
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2712D0 removed alpha_mode from control word 2 for choosing fixed alpha and replaced it with the previously reserved value of 3 in alpha_mask. Handle this to fix corrupt desktop when using X on 2712D0 Signed-off-by: Dom Cobley <popcornmix@gmail.com>
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Fixed nit. |
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See: raspberrypi/linux#5930 kernel: drm/vc4: Disable overrun interrupts See: raspberrypi/linux#5935 kernel: drivers: thermal: step_wise: add support for hysteresis See: raspberrypi/linux#5936 kernel: media: rp1: cfe: Actually use the number of lanes configured See: raspberrypi/linux#5941 kernel: PCI: brcmstb: Enable CRS software visibility after linkup See: raspberrypi/linux#5889 kernel: SDHCI vs EMMC on Pi 5 See: raspberrypi/linux#5937
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See: raspberrypi/linux#5930 kernel: drm/vc4: Disable overrun interrupts See: raspberrypi/linux#5935 kernel: drivers: thermal: step_wise: add support for hysteresis See: raspberrypi/linux#5936 kernel: media: rp1: cfe: Actually use the number of lanes configured See: raspberrypi/linux#5941 kernel: PCI: brcmstb: Enable CRS software visibility after linkup See: raspberrypi/linux#5889 kernel: SDHCI vs EMMC on Pi 5 See: raspberrypi/linux#5937
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2712D0 removed alpha_mode from control word 2 for choosing fixed alpha and replaced it with the previously reserved value of 3 in alpha_mask.
Handle this to fix corrupt desktop when using X on 2712D0