From 9685482385001613cbed8788d217ec06adc6f711 Mon Sep 17 00:00:00 2001 From: Christoph Bumiller Date: Wed, 27 Mar 2013 22:16:55 +0100 Subject: [PATCH] drm/nvc0/gr: add software methods to control some MP regs Signed-off-by: Christoph Bumiller Signed-off-by: Ben Skeggs --- .../gpu/drm/nouveau/core/engine/software/nvc0.c | 29 ++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/gpu/drm/nouveau/core/engine/software/nvc0.c b/drivers/gpu/drm/nouveau/core/engine/software/nvc0.c index a523eaa..d698e71 100644 --- a/drivers/gpu/drm/nouveau/core/engine/software/nvc0.c +++ b/drivers/gpu/drm/nouveau/core/engine/software/nvc0.c @@ -94,6 +94,32 @@ nvc0_software_mthd_flip(struct nouveau_object *object, u32 mthd, return -EINVAL; } +static int +nvc0_software_mthd_mp_control(struct nouveau_object *object, u32 mthd, + void *args, u32 size) +{ + struct nvc0_software_chan *chan = (void *)nv_engctx(object->parent); + struct nvc0_software_priv *priv = (void *)nv_object(chan)->engine; + u32 data = *(u32 *)args; + + switch (mthd) { + case 0x600: + nv_wr32(priv, 0x419e00, data); /* MP.PM_UNK000 */ + break; + case 0x644: + if (data & ~0x1ffffe) + return -EINVAL; + nv_wr32(priv, 0x419e44, data); /* MP.TRAP_WARP_ERROR_EN */ + break; + case 0x6ac: + nv_wr32(priv, 0x419eac, data); /* MP.PM_UNK0AC */ + break; + default: + return -EINVAL; + } + return 0; +} + static struct nouveau_omthds nvc0_software_omthds[] = { { 0x0400, 0x0400, nvc0_software_mthd_vblsem_offset }, @@ -101,6 +127,9 @@ nvc0_software_omthds[] = { { 0x0408, 0x0408, nvc0_software_mthd_vblsem_value }, { 0x040c, 0x040c, nvc0_software_mthd_vblsem_release }, { 0x0500, 0x0500, nvc0_software_mthd_flip }, + { 0x0600, 0x0600, nvc0_software_mthd_mp_control }, + { 0x0644, 0x0644, nvc0_software_mthd_mp_control }, + { 0x06ac, 0x06ac, nvc0_software_mthd_mp_control }, {} }; -- 2.7.4