drm/nve0/fb/gddr5: note another semi-unknown (09692e5b) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c

+17 −14

Original line number	Diff line number	Diff line
		@@ -466,6 +466,8 @@ nve0_ram_calc_gddr5(struct nouveau_fb *pfb, u32 freq)
		ram_mask(fuc, 0x10f2cc, 0xffffffff, nv_ro32(bios, timing + 0x20));
		ram_mask(fuc, 0x10f2e8, 0xffffffff, nv_ro32(bios, timing + 0x24));

		/XXX: what's the condition here? /
		if (1) {
		data = (nv_ro08(bios, ramcfg + 0x02) & 0x03) << 8;
		if (nv_ro08(bios, ramcfg + 0x01) & 0x10)
		data \|= 0x70000000;
		@@ -480,6 +482,7 @@ nve0_ram_calc_gddr5(struct nouveau_fb *pfb, u32 freq)
		if (nv_ro08(bios, ramcfg + 0x01) & 0x02)
		data \|= 0x00000100;
		ram_mask(fuc, 0x10f610, 0x70000000, data);
		}

		mask = 0x33f00000;
		data = 0x00000000;