diff options
Diffstat (limited to 'src/mesa/drivers/dri/nouveau/nouveau_buffers.c')
| -rw-r--r-- | src/mesa/drivers/dri/nouveau/nouveau_buffers.c | 434 |
1 files changed, 434 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_buffers.c b/src/mesa/drivers/dri/nouveau/nouveau_buffers.c new file mode 100644 index 0000000000..b54f68f402 --- /dev/null +++ b/src/mesa/drivers/dri/nouveau/nouveau_buffers.c @@ -0,0 +1,434 @@ +#include "utils.h" +#include "framebuffer.h" +#include "renderbuffer.h" +#include "fbobject.h" + +#include "nouveau_context.h" +#include "nouveau_buffers.h" +#include "nouveau_object.h" +#include "nouveau_fifo.h" +#include "nouveau_reg.h" +#include "nouveau_msg.h" + +#define MAX_MEMFMT_LENGTH 32768 + +/* Unstrided blit using NV_MEMORY_TO_MEMORY_FORMAT */ +GLboolean +nouveau_memformat_flat_emit(GLcontext *ctx, + nouveau_mem *dst, nouveau_mem *src, + GLuint dst_offset, GLuint src_offset, + GLuint size) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + uint32_t src_handle, dst_handle; + GLuint count; + + if (src_offset + size > src->size) { + MESSAGE("src out of nouveau_mem bounds\n"); + return GL_FALSE; + } + if (dst_offset + size > dst->size) { + MESSAGE("dst out of nouveau_mem bounds\n"); + return GL_FALSE; + } + + src_handle = (src->type & NOUVEAU_MEM_FB) ? NvDmaFB : NvDmaAGP; + dst_handle = (dst->type & NOUVEAU_MEM_FB) ? NvDmaFB : NvDmaAGP; + src_offset += nouveau_mem_gpu_offset_get(ctx, src); + dst_offset += nouveau_mem_gpu_offset_get(ctx, dst); + + BEGIN_RING_SIZE(NvSubMemFormat, NV_MEMORY_TO_MEMORY_FORMAT_OBJECT_IN, 2); + OUT_RING (src_handle); + OUT_RING (dst_handle); + + count = (size / MAX_MEMFMT_LENGTH) + ((size % MAX_MEMFMT_LENGTH) ? 1 : 0); + + while (count--) { + GLuint length = (size > MAX_MEMFMT_LENGTH) ? MAX_MEMFMT_LENGTH : size; + + BEGIN_RING_SIZE(NvSubMemFormat, NV_MEMORY_TO_MEMORY_FORMAT_OFFSET_IN, 8); + OUT_RING (src_offset); + OUT_RING (dst_offset); + OUT_RING (0); /* pitch in */ + OUT_RING (0); /* pitch out */ + OUT_RING (length); /* line length */ + OUT_RING (1); /* number of lines */ + OUT_RING ((1 << 8) /* dst_inc */ | (1 << 0) /* src_inc */); + OUT_RING (0); /* buffer notify? */ + FIRE_RING(); + + src_offset += length; + dst_offset += length; + size -= length; + } + + return GL_TRUE; +} + +void +nouveau_mem_free(GLcontext *ctx, nouveau_mem *mem) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + drm_nouveau_mem_free_t memf; + + if (NOUVEAU_DEBUG & DEBUG_MEM) { + fprintf(stderr, "%s: type=0x%x, offset=0x%x, size=0x%x\n", + __func__, mem->type, (GLuint)mem->offset, (GLuint)mem->size); + } + + if (mem->map) + drmUnmap(mem->map, mem->size); + memf.flags = mem->type; + memf.region_offset = mem->offset; + drmCommandWrite(nmesa->driFd, DRM_NOUVEAU_MEM_FREE, &memf, sizeof(memf)); + FREE(mem); +} + +nouveau_mem * +nouveau_mem_alloc(GLcontext *ctx, int type, GLuint size, GLuint align) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + drm_nouveau_mem_alloc_t mema; + nouveau_mem *mem; + int ret; + + if (NOUVEAU_DEBUG & DEBUG_MEM) { + fprintf(stderr, "%s: requested: type=0x%x, size=0x%x, align=0x%x\n", + __func__, type, (GLuint)size, align); + } + + mem = CALLOC(sizeof(nouveau_mem)); + if (!mem) + return NULL; + + mema.flags = type; + mema.size = mem->size = size; + mema.alignment = align; + mem->map = NULL; + ret = drmCommandWriteRead(nmesa->driFd, DRM_NOUVEAU_MEM_ALLOC, + &mema, sizeof(mema)); + if (ret) { + FREE(mem); + return NULL; + } + mem->offset = mema.region_offset; + mem->type = mema.flags; + + if (NOUVEAU_DEBUG & DEBUG_MEM) { + fprintf(stderr, "%s: actual: type=0x%x, offset=0x%x, size=0x%x\n", + __func__, mem->type, (GLuint)mem->offset, (GLuint)mem->size); + } + + if (type & NOUVEAU_MEM_MAPPED) + ret = drmMap(nmesa->driFd, mem->offset, mem->size, &mem->map); + if (ret) { + mem->map = NULL; + nouveau_mem_free(ctx, mem); + mem = NULL; + } + + return mem; +} + +uint32_t +nouveau_mem_gpu_offset_get(GLcontext *ctx, nouveau_mem *mem) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + + if (mem->type & NOUVEAU_MEM_FB) + return (uint32_t)mem->offset - nmesa->vram_phys; + else if (mem->type & NOUVEAU_MEM_AGP) + return (uint32_t)mem->offset - nmesa->agp_phys; + else + return 0xDEADF00D; +} + +static GLboolean +nouveau_renderbuffer_pixelformat(nouveau_renderbuffer *nrb, + GLenum internalFormat) +{ + nrb->mesa.InternalFormat = internalFormat; + + /*TODO: We probably want to extend this a bit, and maybe make + * card-specific? + */ + switch (internalFormat) { + case GL_RGBA: + case GL_RGBA8: + nrb->mesa._BaseFormat = GL_RGBA; + nrb->mesa._ActualFormat= GL_RGBA8; + nrb->mesa.DataType = GL_UNSIGNED_BYTE; + nrb->mesa.RedBits = 8; + nrb->mesa.GreenBits = 8; + nrb->mesa.BlueBits = 8; + nrb->mesa.AlphaBits = 8; + nrb->cpp = 4; + break; + case GL_RGB: + case GL_RGB5: + nrb->mesa._BaseFormat = GL_RGB; + nrb->mesa._ActualFormat= GL_RGB5; + nrb->mesa.DataType = GL_UNSIGNED_BYTE; + nrb->mesa.RedBits = 5; + nrb->mesa.GreenBits = 6; + nrb->mesa.BlueBits = 5; + nrb->mesa.AlphaBits = 0; + nrb->cpp = 2; + break; + case GL_DEPTH_COMPONENT16: + nrb->mesa._BaseFormat = GL_DEPTH_COMPONENT; + nrb->mesa._ActualFormat= GL_DEPTH_COMPONENT16; + nrb->mesa.DataType = GL_UNSIGNED_SHORT; + nrb->mesa.DepthBits = 16; + nrb->cpp = 2; + break; + case GL_DEPTH_COMPONENT24: + nrb->mesa._BaseFormat = GL_DEPTH_COMPONENT; + nrb->mesa._ActualFormat= GL_DEPTH24_STENCIL8_EXT; + nrb->mesa.DataType = GL_UNSIGNED_INT_24_8_EXT; + nrb->mesa.DepthBits = 24; + nrb->cpp = 4; + break; + case GL_STENCIL_INDEX8_EXT: + nrb->mesa._BaseFormat = GL_STENCIL_INDEX; + nrb->mesa._ActualFormat= GL_DEPTH24_STENCIL8_EXT; + nrb->mesa.DataType = GL_UNSIGNED_INT_24_8_EXT; + nrb->mesa.StencilBits = 8; + nrb->cpp = 4; + break; + case GL_DEPTH24_STENCIL8_EXT: + nrb->mesa._BaseFormat = GL_DEPTH_STENCIL_EXT; + nrb->mesa._ActualFormat= GL_DEPTH24_STENCIL8_EXT; + nrb->mesa.DataType = GL_UNSIGNED_INT_24_8_EXT; + nrb->mesa.DepthBits = 24; + nrb->mesa.StencilBits = 8; + nrb->cpp = 4; + break; + default: + return GL_FALSE; + break; + } + + return GL_TRUE; +} + +static GLboolean +nouveau_renderbuffer_storage(GLcontext *ctx, struct gl_renderbuffer *rb, + GLenum internalFormat, + GLuint width, + GLuint height) +{ + nouveau_renderbuffer *nrb = (nouveau_renderbuffer*)rb; + + if (!nouveau_renderbuffer_pixelformat(nrb, internalFormat)) { + fprintf(stderr, "%s: unknown internalFormat\n", __func__); + return GL_FALSE; + } + + /* If this buffer isn't statically alloc'd, we may need to ask the + * drm for more memory */ + if (!nrb->dPriv && (rb->Width != width || rb->Height != height)) { + GLuint pitch; + + /* align pitches to 64 bytes */ + pitch = ((width * nrb->cpp) + 63) & ~63; + + if (nrb->mem) + nouveau_mem_free(ctx, nrb->mem); + nrb->mem = nouveau_mem_alloc(ctx, + NOUVEAU_MEM_FB | NOUVEAU_MEM_MAPPED, + pitch*height, + 0); + if (!nrb->mem) + return GL_FALSE; + + /* update nouveau_renderbuffer info */ + nrb->offset = nouveau_mem_gpu_offset_get(ctx, nrb->mem); + nrb->pitch = pitch; + } + + rb->Width = width; + rb->Height = height; + rb->InternalFormat = internalFormat; + return GL_TRUE; +} + +static void +nouveau_renderbuffer_delete(struct gl_renderbuffer *rb) +{ + GET_CURRENT_CONTEXT(ctx); + nouveau_renderbuffer *nrb = (nouveau_renderbuffer*)rb; + + if (nrb->mem) + nouveau_mem_free(ctx, nrb->mem); + FREE(nrb); +} + +nouveau_renderbuffer * +nouveau_renderbuffer_new(GLenum internalFormat, GLvoid *map, + GLuint offset, GLuint pitch, + __DRIdrawablePrivate *dPriv) +{ + nouveau_renderbuffer *nrb; + + nrb = CALLOC_STRUCT(nouveau_renderbuffer_t); + if (nrb) { + _mesa_init_renderbuffer(&nrb->mesa, 0); + + nouveau_renderbuffer_pixelformat(nrb, internalFormat); + + nrb->mesa.AllocStorage = nouveau_renderbuffer_storage; + nrb->mesa.Delete = nouveau_renderbuffer_delete; + + nrb->dPriv = dPriv; + nrb->offset = offset; + nrb->pitch = pitch; + nrb->map = map; + } + + return nrb; +} + +static void +nouveau_cliprects_drawable_set(nouveauContextPtr nmesa, + nouveau_renderbuffer *nrb) +{ + __DRIdrawablePrivate *dPriv = nrb->dPriv; + + nmesa->numClipRects = dPriv->numClipRects; + nmesa->pClipRects = dPriv->pClipRects; + nmesa->drawX = dPriv->x; + nmesa->drawY = dPriv->y; +} + +static void +nouveau_cliprects_renderbuffer_set(nouveauContextPtr nmesa, + nouveau_renderbuffer *nrb) +{ + nmesa->numClipRects = 1; + nmesa->pClipRects = &nmesa->osClipRect; + nmesa->osClipRect.x1 = 0; + nmesa->osClipRect.y1 = 0; + nmesa->osClipRect.x2 = nrb->mesa.Width; + nmesa->osClipRect.y2 = nrb->mesa.Height; + nmesa->drawX = 0; + nmesa->drawY = 0; +} + +void +nouveau_window_moved(GLcontext *ctx) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + nouveau_renderbuffer *nrb; + + nrb = (nouveau_renderbuffer *)ctx->DrawBuffer->_ColorDrawBuffers[0][0]; + if (!nrb) + return; + + if (!nrb->dPriv) + nouveau_cliprects_renderbuffer_set(nmesa, nrb); + else + nouveau_cliprects_drawable_set(nmesa, nrb); + + /* Viewport depends on window size/position, nouveauCalcViewport + * will take care of calling the hw-specific WindowMoved + */ + ctx->Driver.Viewport(ctx, ctx->Viewport.X, ctx->Viewport.Y, + ctx->Viewport.Width, ctx->Viewport.Height); + /* Scissor depends on window position */ + ctx->Driver.Scissor(ctx, ctx->Scissor.X, ctx->Scissor.Y, + ctx->Scissor.Width, ctx->Scissor.Height); +} + +GLboolean +nouveau_build_framebuffer(GLcontext *ctx, struct gl_framebuffer *fb) +{ + nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx); + nouveau_renderbuffer *color[MAX_DRAW_BUFFERS]; + nouveau_renderbuffer *depth; + + _mesa_update_framebuffer(ctx); + _mesa_update_draw_buffer_bounds(ctx); + + color[0] = (nouveau_renderbuffer *)fb->_ColorDrawBuffers[0][0]; + if (fb->_DepthBuffer && fb->_DepthBuffer->Wrapped) + depth = (nouveau_renderbuffer *)fb->_DepthBuffer->Wrapped; + else + depth = (nouveau_renderbuffer *)fb->_DepthBuffer; + + if (!nmesa->hw_func.BindBuffers(nmesa, 1, color, depth)) + return GL_FALSE; + nouveau_window_moved(ctx); + + return GL_TRUE; +} + +static void +nouveauDrawBuffer(GLcontext *ctx, GLenum buffer) +{ + nouveau_build_framebuffer(ctx, ctx->DrawBuffer); +} + +static struct gl_framebuffer * +nouveauNewFramebuffer(GLcontext *ctx, GLuint name) +{ + return _mesa_new_framebuffer(ctx, name); +} + +static struct gl_renderbuffer * +nouveauNewRenderbuffer(GLcontext *ctx, GLuint name) +{ + nouveau_renderbuffer *nrb; + + nrb = CALLOC_STRUCT(nouveau_renderbuffer_t); + if (nrb) { + _mesa_init_renderbuffer(&nrb->mesa, name); + + nrb->mesa.AllocStorage = nouveau_renderbuffer_storage; + nrb->mesa.Delete = nouveau_renderbuffer_delete; + } + return &nrb->mesa; +} + +static void +nouveauBindFramebuffer(GLcontext *ctx, GLenum target, struct gl_framebuffer *fb) +{ + nouveau_build_framebuffer(ctx, fb); +} + +static void +nouveauFramebufferRenderbuffer(GLcontext *ctx, + struct gl_framebuffer *fb, + GLenum attachment, + struct gl_renderbuffer *rb) +{ + _mesa_framebuffer_renderbuffer(ctx, fb, attachment, rb); + nouveau_build_framebuffer(ctx, fb); +} + +static void +nouveauRenderTexture(GLcontext *ctx, + struct gl_framebuffer *fb, + struct gl_renderbuffer_attachment *att) +{ +} + +static void +nouveauFinishRenderTexture(GLcontext *ctx, + struct gl_renderbuffer_attachment *att) +{ +} + +void +nouveauInitBufferFuncs(struct dd_function_table *func) +{ + func->DrawBuffer = nouveauDrawBuffer; + + func->NewFramebuffer = nouveauNewFramebuffer; + func->NewRenderbuffer = nouveauNewRenderbuffer; + func->BindFramebuffer = nouveauBindFramebuffer; + func->FramebufferRenderbuffer = nouveauFramebufferRenderbuffer; + func->RenderTexture = nouveauRenderTexture; + func->FinishRenderTexture = nouveauFinishRenderTexture; +} + |