From: Ben Skeggs Date: Mon, 21 Nov 2016 01:01:33 +0000 (+1000) Subject: drm/nouveau/fb/ram/gp100-: fix memory detection where FBP_NUM != FBPA_NUM X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=02099bac651fc040ec9b443ea8cdb1856ae768a8;p=linux-beck.git drm/nouveau/fb/ram/gp100-: fix memory detection where FBP_NUM != FBPA_NUM In this situation, we'd have ended up detecting less VRAM than we have. Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c index f3be408b5e5e..405faabe8dcd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgp100.c @@ -92,13 +92,13 @@ gp100_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) enum nvkm_ram_type type = nvkm_fb_bios_memtype(device->bios); const u32 rsvd_head = ( 256 * 1024); /* vga memory */ const u32 rsvd_tail = (1024 * 1024); /* vbios etc */ - u32 fbpa_num = nvkm_rd32(device, 0x022438), fbpa; + u32 fbpa_num = nvkm_rd32(device, 0x02243c), fbpa; u32 fbio_opt = nvkm_rd32(device, 0x021c14); u64 part, size = 0, comm = ~0ULL; bool mixed = false; int ret; - nvkm_debug(subdev, "022438: %08x\n", fbpa_num); + nvkm_debug(subdev, "02243c: %08x\n", fbpa_num); nvkm_debug(subdev, "021c14: %08x\n", fbio_opt); for (fbpa = 0; fbpa < fbpa_num; fbpa++) { if (!(fbio_opt & (1 << fbpa))) {