From fe799114e2f0de37c3ddf900d15fa5e85936deba Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 12 Apr 2011 18:50:36 +1000 Subject: [PATCH] drm/nvc0/gr: better handling of fuc firmware Allows per-chipset firmware to be installed, and keeps a copy in memory for suspend/resume purposes. Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvc0_graph.c | 111 ++++++++++++++++++--------- drivers/gpu/drm/nouveau/nvc0_graph.h | 10 +++ 2 files changed, 86 insertions(+), 35 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nvc0_graph.c b/drivers/gpu/drm/nouveau/nvc0_graph.c index 31a177fa23f8..dcb8d9a12120 100644 --- a/drivers/gpu/drm/nouveau/nvc0_graph.c +++ b/drivers/gpu/drm/nouveau/nvc0_graph.c @@ -398,42 +398,22 @@ nvc0_graph_init_rop(struct drm_device *dev) } } -static int -nvc0_fuc_load_fw(struct drm_device *dev, u32 fuc_base, - const char *code_fw, const char *data_fw) +static void +nvc0_graph_init_fuc(struct drm_device *dev, u32 fuc_base, + struct nvc0_graph_fuc *code, struct nvc0_graph_fuc *data) { - const struct firmware *fw; - char name[32]; - int ret, i; - - snprintf(name, sizeof(name), "nouveau/%s", data_fw); - ret = request_firmware(&fw, name, &dev->pdev->dev); - if (ret) { - NV_ERROR(dev, "failed to load %s\n", data_fw); - return ret; - } + int i; nv_wr32(dev, fuc_base + 0x01c0, 0x01000000); - for (i = 0; i < fw->size / 4; i++) - nv_wr32(dev, fuc_base + 0x01c4, ((u32 *)fw->data)[i]); - release_firmware(fw); - - snprintf(name, sizeof(name), "nouveau/%s", code_fw); - ret = request_firmware(&fw, name, &dev->pdev->dev); - if (ret) { - NV_ERROR(dev, "failed to load %s\n", code_fw); - return ret; - } + for (i = 0; i < data->size / 4; i++) + nv_wr32(dev, fuc_base + 0x01c4, data->data[i]); nv_wr32(dev, fuc_base + 0x0180, 0x01000000); - for (i = 0; i < fw->size / 4; i++) { + for (i = 0; i < code->size / 4; i++) { if ((i & 0x3f) == 0) nv_wr32(dev, fuc_base + 0x0188, i >> 6); - nv_wr32(dev, fuc_base + 0x0184, ((u32 *)fw->data)[i]); + nv_wr32(dev, fuc_base + 0x0184, code->data[i]); } - release_firmware(fw); - - return 0; } static int @@ -441,18 +421,13 @@ nvc0_graph_init_ctxctl(struct drm_device *dev) { struct nvc0_graph_priv *priv = nv_engine(dev, NVOBJ_ENGINE_GR); u32 r000260; - int ret; /* load fuc microcode */ r000260 = nv_mask(dev, 0x000260, 0x00000001, 0x00000000); - ret = nvc0_fuc_load_fw(dev, 0x409000, "fuc409c", "fuc409d"); - if (ret == 0) - ret = nvc0_fuc_load_fw(dev, 0x41a000, "fuc41ac", "fuc41ad"); + nvc0_graph_init_fuc(dev, 0x409000, &priv->fuc409c, &priv->fuc409d); + nvc0_graph_init_fuc(dev, 0x41a000, &priv->fuc41ac, &priv->fuc41ad); nv_wr32(dev, 0x000260, r000260); - if (ret) - return ret; - /* start both of them running */ nv_wr32(dev, 0x409840, 0xffffffff); nv_wr32(dev, 0x41a10c, 0x00000000); @@ -636,11 +611,51 @@ nvc0_runk140_isr(struct drm_device *dev) } } +static int +nvc0_graph_create_fw(struct drm_device *dev, const char *fwname, + struct nvc0_graph_fuc *fuc) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + const struct firmware *fw; + char f[32]; + int ret; + + snprintf(f, sizeof(f), "nouveau/nv%02x_%s", dev_priv->chipset, fwname); + ret = request_firmware(&fw, f, &dev->pdev->dev); + if (ret) { + snprintf(f, sizeof(f), "nouveau/%s", fwname); + ret = request_firmware(&fw, f, &dev->pdev->dev); + if (ret) { + NV_ERROR(dev, "failed to load %s\n", fwname); + return ret; + } + } + + fuc->size = fw->size; + fuc->data = kmemdup(fw->data, fuc->size, GFP_KERNEL); + release_firmware(fw); + return (fuc->data != NULL) ? 0 : -ENOMEM; +} + +static void +nvc0_graph_destroy_fw(struct nvc0_graph_fuc *fuc) +{ + if (fuc->data) { + kfree(fuc->data); + fuc->data = NULL; + } +} + static void nvc0_graph_destroy(struct drm_device *dev, int engine) { struct nvc0_graph_priv *priv = nv_engine(dev, engine); + nvc0_graph_destroy_fw(&priv->fuc409c); + nvc0_graph_destroy_fw(&priv->fuc409d); + nvc0_graph_destroy_fw(&priv->fuc41ac); + nvc0_graph_destroy_fw(&priv->fuc41ad); + nouveau_irq_unregister(dev, 12); nouveau_irq_unregister(dev, 25); @@ -686,6 +701,15 @@ nvc0_graph_create(struct drm_device *dev) nouveau_irq_register(dev, 12, nvc0_graph_isr); nouveau_irq_register(dev, 25, nvc0_runk140_isr); + if (nvc0_graph_create_fw(dev, "fuc409c", &priv->fuc409c) || + nvc0_graph_create_fw(dev, "fuc409d", &priv->fuc409d) || + nvc0_graph_create_fw(dev, "fuc41ac", &priv->fuc41ac) || + nvc0_graph_create_fw(dev, "fuc41ad", &priv->fuc41ad)) { + ret = 0; + goto error; + } + + ret = nouveau_gpuobj_new(dev, NULL, 0x1000, 256, 0, &priv->unk4188b4); if (ret) goto error; @@ -777,3 +801,20 @@ error: nvc0_graph_destroy(dev, NVOBJ_ENGINE_GR); return ret; } + +MODULE_FIRMWARE("nouveau/nvc0_fuc409c"); +MODULE_FIRMWARE("nouveau/nvc0_fuc409d"); +MODULE_FIRMWARE("nouveau/nvc0_fuc41ac"); +MODULE_FIRMWARE("nouveau/nvc0_fuc41ad"); +MODULE_FIRMWARE("nouveau/nvc3_fuc409c"); +MODULE_FIRMWARE("nouveau/nvc3_fuc409d"); +MODULE_FIRMWARE("nouveau/nvc3_fuc41ac"); +MODULE_FIRMWARE("nouveau/nvc3_fuc41ad"); +MODULE_FIRMWARE("nouveau/nvc4_fuc409c"); +MODULE_FIRMWARE("nouveau/nvc4_fuc409d"); +MODULE_FIRMWARE("nouveau/nvc4_fuc41ac"); +MODULE_FIRMWARE("nouveau/nvc4_fuc41ad"); +MODULE_FIRMWARE("nouveau/fuc409c"); +MODULE_FIRMWARE("nouveau/fuc409d"); +MODULE_FIRMWARE("nouveau/fuc41ac"); +MODULE_FIRMWARE("nouveau/fuc41ad"); diff --git a/drivers/gpu/drm/nouveau/nvc0_graph.h b/drivers/gpu/drm/nouveau/nvc0_graph.h index fecc187d724c..f59d848b52eb 100644 --- a/drivers/gpu/drm/nouveau/nvc0_graph.h +++ b/drivers/gpu/drm/nouveau/nvc0_graph.h @@ -34,9 +34,19 @@ #define GPC_UNIT(t, r) (0x500000 + (t) * 0x8000 + (r)) #define TP_UNIT(t, m, r) (0x504000 + (t) * 0x8000 + (m) * 0x800 + (r)) +struct nvc0_graph_fuc { + u32 *data; + u32 size; +}; + struct nvc0_graph_priv { struct nouveau_exec_engine base; + struct nvc0_graph_fuc fuc409c; + struct nvc0_graph_fuc fuc409d; + struct nvc0_graph_fuc fuc41ac; + struct nvc0_graph_fuc fuc41ad; + u8 gpc_nr; u8 rop_nr; u8 tp_nr[GPC_MAX]; -- 2.20.1