diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c | 50 |
1 files changed, 20 insertions, 30 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c b/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c index 9fb1a84..e0932b7 100644 --- a/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c +++ b/drivers/gpu/drm/nouveau/core/engine/disp/dacnv50.c @@ -63,9 +63,24 @@ nv50_dac_power(NV50_DISP_MTHD_V1) } int -nv50_dac_sense(struct nv50_disp_priv *priv, int or, u32 loadval) +nv50_dac_sense(NV50_DISP_MTHD_V1) { - const u32 doff = (or * 0x800); + union { + struct nv50_disp_dac_load_v0 v0; + } *args = data; + const u32 doff = outp->or * 0x800; + u32 loadval; + int ret; + + nv_ioctl(object, "disp dac load size %d\n", size); + if (nvif_unpack(args->v0, 0, 0, false)) { + nv_ioctl(object, "disp dac load vers %d data %08x\n", + args->v0.version, args->v0.data); + if (args->v0.data & 0xfff00000) + return -EINVAL; + loadval = args->v0.data; + } else + return ret; nv_mask(priv, 0x61a004 + doff, 0x807f0000, 0x80150000); nv_wait(priv, 0x61a004 + doff, 0x80000000, 0x00000000); @@ -78,35 +93,10 @@ nv50_dac_sense(struct nv50_disp_priv *priv, int or, u32 loadval) nv_mask(priv, 0x61a004 + doff, 0x807f0000, 0x80550000); nv_wait(priv, 0x61a004 + doff, 0x80000000, 0x00000000); - nv_debug(priv, "DAC%d sense: 0x%08x\n", or, loadval); + nv_debug(priv, "DAC%d sense: 0x%08x\n", outp->or, loadval); if (!(loadval & 0x80000000)) return -ETIMEDOUT; - return (loadval & 0x38000000) >> 27; -} - -int -nv50_dac_mthd(struct nouveau_object *object, u32 mthd, void *args, u32 size) -{ - struct nv50_disp_priv *priv = (void *)object->engine; - const u8 or = (mthd & NV50_DISP_DAC_MTHD_OR); - u32 *data = args; - int ret; - - if (size < sizeof(u32)) - return -EINVAL; - - switch (mthd & ~0x3f) { - case NV50_DISP_DAC_LOAD: - ret = priv->dac.sense(priv, or, data[0]); - if (ret >= 0) { - data[0] = ret; - ret = 0; - } - break; - default: - BUG_ON(1); - } - - return ret; + args->v0.load = (loadval & 0x38000000) >> 27; + return 0; } |