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/kernel/linux/linux-5.10/drivers/gpu/drm/nouveau/nvkm/engine/disp/
H A Dvga.c143 /* CR44 takes values 0 (head A), 3 (head B) and 4 (heads tied)
153 * b) in tied mode (4) head B is programmed to the values set on head A, and
155 * tied mode in init once we know to what cr44 should be restored on exit
166 u32 tied = nvkm_rd32(device, 0x001084) & 0x10000000; in nvkm_rdvgaowner() local
167 if (tied == 0) { in nvkm_rdvgaowner()
/kernel/linux/linux-6.6/drivers/gpu/drm/nouveau/nvkm/engine/disp/
H A Dvga.c143 /* CR44 takes values 0 (head A), 3 (head B) and 4 (heads tied)
153 * b) in tied mode (4) head B is programmed to the values set on head A, and
155 * tied mode in init once we know to what cr44 should be restored on exit
166 u32 tied = nvkm_rd32(device, 0x001084) & 0x10000000; in nvkm_rdvgaowner() local
167 if (tied == 0) { in nvkm_rdvgaowner()

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