nv30, nv40: unify nv[34]0_vbo.c

The files are identical, except for swtnl support which is commented
out on nv30 and restart being initialized on nv30 to avoid a compiler
warning.

4 files changed, 2 insertions, 575 deletions

diff --git a/src/gallium/drivers/nv30/Makefile b/src/gallium/drivers/nv30/Makefile
index 791b0040bb8..6ec93ee3465 100644
--- a/src/gallium/drivers/nv30/Makefile
+++ b/src/gallium/drivers/nv30/Makefile
@@ -8,7 +8,6 @@ C_SOURCES = \
 	nv30_fragtex.c \
 	nv30_screen.c \
 	nv30_state.c \
-	nv30_vbo.c \
 	nv30_vertprog.c
 
 LIBRARY_INCLUDES = -I$(TOP)/src/gallium/drivers/nvfx
diff --git a/src/gallium/drivers/nv30/nv30_context.c b/src/gallium/drivers/nv30/nv30_context.c
index 671a1939e8d..730f4588785 100644
--- a/src/gallium/drivers/nv30/nv30_context.c
+++ b/src/gallium/drivers/nv30/nv30_context.c
@@ -60,8 +60,8 @@ nv30_create(struct pipe_screen *pscreen, void *priv)
 	nvfx->pipe.screen = pscreen;
 	nvfx->pipe.priv = priv;
 	nvfx->pipe.destroy = nv30_destroy;
-	nvfx->pipe.draw_arrays = nv30_draw_arrays;
-	nvfx->pipe.draw_elements = nv30_draw_elements;
+	nvfx->pipe.draw_arrays = nvfx_draw_arrays;
+	nvfx->pipe.draw_elements = nvfx_draw_elements;
 	nvfx->pipe.clear = nvfx_clear;
 	nvfx->pipe.flush = nv30_flush;
 
diff --git a/src/gallium/drivers/nv30/nv30_context.h b/src/gallium/drivers/nv30/nv30_context.h
index ebdd5455ca8..de879d504fc 100644
--- a/src/gallium/drivers/nv30/nv30_context.h
+++ b/src/gallium/drivers/nv30/nv30_context.h
@@ -15,16 +15,6 @@ extern void nv30_fragtex_bind(struct nvfx_context *);
 /* nv30_state.c and friends */
 extern struct nvfx_state_entry nv30_state_vertprog;
 extern struct nvfx_state_entry nv30_state_fragtex;
-extern struct nvfx_state_entry nv30_state_vbo;
-
-/* nv30_vbo.c */
-extern void nv30_draw_arrays(struct pipe_context *, unsigned mode,
-				unsigned start, unsigned count);
-extern void nv30_draw_elements(struct pipe_context *pipe,
-				  struct pipe_buffer *indexBuffer,
-				  unsigned indexSize,
-				  unsigned mode, unsigned start,
-				  unsigned count);
 
 /* nvfx_context.c */
 struct pipe_context *
diff --git a/src/gallium/drivers/nv30/nv30_vbo.c b/src/gallium/drivers/nv30/nv30_vbo.c
deleted file mode 100644
index 2b4401e5330..00000000000
--- a/src/gallium/drivers/nv30/nv30_vbo.c
+++ /dev/null
@@ -1,562 +0,0 @@
-#include "pipe/p_context.h"
-#include "pipe/p_state.h"
-#include "util/u_inlines.h"
-#include "util/u_format.h"
-
-#include "nv30_context.h"
-#include "nvfx_state.h"
-
-#include "nouveau/nouveau_channel.h"
-#include "nouveau/nouveau_pushbuf.h"
-#include "nouveau/nouveau_util.h"
-
-#define FORCE_SWTNL 0
-
-static INLINE int
-nv30_vbo_format_to_hw(enum pipe_format pipe, unsigned *fmt, unsigned *ncomp)
-{
-	switch (pipe) {
-	case PIPE_FORMAT_R32_FLOAT:
-	case PIPE_FORMAT_R32G32_FLOAT:
-	case PIPE_FORMAT_R32G32B32_FLOAT:
-	case PIPE_FORMAT_R32G32B32A32_FLOAT:
-		*fmt = NV34TCL_VTXFMT_TYPE_FLOAT;
-		break;
-	case PIPE_FORMAT_R8_UNORM:
-	case PIPE_FORMAT_R8G8_UNORM:
-	case PIPE_FORMAT_R8G8B8_UNORM:
-	case PIPE_FORMAT_R8G8B8A8_UNORM:
-		*fmt = NV34TCL_VTXFMT_TYPE_UBYTE;
-		break;
-	case PIPE_FORMAT_R16_SSCALED:
-	case PIPE_FORMAT_R16G16_SSCALED:
-	case PIPE_FORMAT_R16G16B16_SSCALED:
-	case PIPE_FORMAT_R16G16B16A16_SSCALED:
-		*fmt = NV34TCL_VTXFMT_TYPE_USHORT;
-		break;
-	default:
-		NOUVEAU_ERR("Unknown format %s\n", util_format_name(pipe));
-		return 1;
-	}
-
-	switch (pipe) {
-	case PIPE_FORMAT_R8_UNORM:
-	case PIPE_FORMAT_R32_FLOAT:
-	case PIPE_FORMAT_R16_SSCALED:
-		*ncomp = 1;
-		break;
-	case PIPE_FORMAT_R8G8_UNORM:
-	case PIPE_FORMAT_R32G32_FLOAT:
-	case PIPE_FORMAT_R16G16_SSCALED:
-		*ncomp = 2;
-		break;
-	case PIPE_FORMAT_R8G8B8_UNORM:
-	case PIPE_FORMAT_R32G32B32_FLOAT:
-	case PIPE_FORMAT_R16G16B16_SSCALED:
-		*ncomp = 3;
-		break;
-	case PIPE_FORMAT_R8G8B8A8_UNORM:
-	case PIPE_FORMAT_R32G32B32A32_FLOAT:
-	case PIPE_FORMAT_R16G16B16A16_SSCALED:
-		*ncomp = 4;
-		break;
-	default:
-		NOUVEAU_ERR("Unknown format %s\n", util_format_name(pipe));
-		return 1;
-	}
-
-	return 0;
-}
-
-static boolean
-nv30_vbo_set_idxbuf(struct nvfx_context *nvfx, struct pipe_buffer *ib,
-		    unsigned ib_size)
-{
-	struct pipe_screen *pscreen = &nvfx->screen->base.base;
-	unsigned type;
-
-	if (!ib) {
-		nvfx->idxbuf = NULL;
-		nvfx->idxbuf_format = 0xdeadbeef;
-		return FALSE;
-	}
-
-	if (!pscreen->get_param(pscreen, NOUVEAU_CAP_HW_IDXBUF) || ib_size == 1)
-		return FALSE;
-
-	switch (ib_size) {
-	case 2:
-		type = NV34TCL_IDXBUF_FORMAT_TYPE_U16;
-		break;
-	case 4:
-		type = NV34TCL_IDXBUF_FORMAT_TYPE_U32;
-		break;
-	default:
-		return FALSE;
-	}
-
-	if (ib != nvfx->idxbuf ||
-	    type != nvfx->idxbuf_format) {
-		nvfx->dirty |= NVFX_NEW_ARRAYS;
-		nvfx->idxbuf = ib;
-		nvfx->idxbuf_format = type;
-	}
-
-	return TRUE;
-}
-
-static boolean
-nv30_vbo_static_attrib(struct nvfx_context *nvfx, struct nouveau_stateobj *so,
-		       int attrib, struct pipe_vertex_element *ve,
-		       struct pipe_vertex_buffer *vb)
-{
-	struct pipe_screen *pscreen = nvfx->pipe.screen;
-	struct nouveau_grobj *eng3d = nvfx->screen->eng3d;
-	unsigned type, ncomp;
-	void *map;
-
-	if (nv30_vbo_format_to_hw(ve->src_format, &type, &ncomp))
-		return FALSE;
-
-	map  = pipe_buffer_map(pscreen, vb->buffer, PIPE_BUFFER_USAGE_CPU_READ);
-	map += vb->buffer_offset + ve->src_offset;
-
-	switch (type) {
-	case NV34TCL_VTXFMT_TYPE_FLOAT:
-	{
-		float *v = map;
-
-		switch (ncomp) {
-		case 4:
-			so_method(so, eng3d, NV34TCL_VTX_ATTR_4F_X(attrib), 4);
-			so_data  (so, fui(v[0]));
-			so_data  (so, fui(v[1]));
-			so_data  (so, fui(v[2]));
-			so_data  (so, fui(v[3]));
-			break;
-		case 3:
-			so_method(so, eng3d, NV34TCL_VTX_ATTR_3F_X(attrib), 3);
-			so_data  (so, fui(v[0]));
-			so_data  (so, fui(v[1]));
-			so_data  (so, fui(v[2]));
-			break;
-		case 2:
-			so_method(so, eng3d, NV34TCL_VTX_ATTR_2F_X(attrib), 2);
-			so_data  (so, fui(v[0]));
-			so_data  (so, fui(v[1]));
-			break;
-		case 1:
-			so_method(so, eng3d, NV34TCL_VTX_ATTR_1F(attrib), 1);
-			so_data  (so, fui(v[0]));
-			break;
-		default:
-			pipe_buffer_unmap(pscreen, vb->buffer);
-			return FALSE;
-		}
-	}
-		break;
-	default:
-		pipe_buffer_unmap(pscreen, vb->buffer);
-		return FALSE;
-	}
-
-	pipe_buffer_unmap(pscreen, vb->buffer);
-	return TRUE;
-}
-
-void
-nv30_draw_arrays(struct pipe_context *pipe,
-		 unsigned mode, unsigned start, unsigned count)
-{
-	struct nvfx_context *nvfx = nvfx_context(pipe);
-	struct nvfx_screen *screen = nvfx->screen;
-	struct nouveau_channel *chan = screen->base.channel;
-	struct nouveau_grobj *eng3d = screen->eng3d;
-	unsigned restart = 0;
-
-	nv30_vbo_set_idxbuf(nvfx, NULL, 0);
-	if (FORCE_SWTNL || !nvfx_state_validate(nvfx)) {
-		/*return nv30_draw_elements_swtnl(pipe, NULL, 0,
-						mode, start, count);*/
-		return;
-	}
-
-	while (count) {
-		unsigned vc, nr;
-
-		nvfx_state_emit(nvfx);
-
-		vc = nouveau_vbuf_split(AVAIL_RING(chan), 6, 256,
-					mode, start, count, &restart);
-		if (!vc) {
-			FIRE_RING(chan);
-			continue;
-		}
-
-		BEGIN_RING(chan, eng3d, NV34TCL_VERTEX_BEGIN_END, 1);
-		OUT_RING  (chan, nvgl_primitive(mode));
-
-		nr = (vc & 0xff);
-		if (nr) {
-			BEGIN_RING(chan, eng3d, NV34TCL_VB_VERTEX_BATCH, 1);
-			OUT_RING  (chan, ((nr - 1) << 24) | start);
-			start += nr;
-		}
-
-		nr = vc >> 8;
-		while (nr) {
-			unsigned push = nr > 2047 ? 2047 : nr;
-
-			nr -= push;
-
-			BEGIN_RING_NI(chan, eng3d, NV34TCL_VB_VERTEX_BATCH, push);
-			while (push--) {
-				OUT_RING(chan, ((0x100 - 1) << 24) | start);
-				start += 0x100;
-			}
-		}
-
-		BEGIN_RING(chan, eng3d, NV34TCL_VERTEX_BEGIN_END, 1);
-		OUT_RING  (chan, 0);
-
-		count -= vc;
-		start = restart;
-	}
-
-	pipe->flush(pipe, 0, NULL);
-}
-
-static INLINE void
-nv30_draw_elements_u08(struct nvfx_context *nvfx, void *ib,
-		       unsigned mode, unsigned start, unsigned count)
-{
-	struct nvfx_screen *screen = nvfx->screen;
-	struct nouveau_channel *chan = screen->base.channel;
-	struct nouveau_grobj *eng3d = screen->eng3d;
-
-	while (count) {
-		uint8_t *elts = (uint8_t *)ib + start;
-		unsigned vc, push, restart = 0;
-
-		nvfx_state_emit(nvfx);
-
-		vc = nouveau_vbuf_split(AVAIL_RING(chan), 6, 2,
-					mode, start, count, &restart);
-		if (vc == 0) {
-			FIRE_RING(chan);
-			continue;
-		}
-		count -= vc;
-
-		BEGIN_RING(chan, eng3d, NV34TCL_VERTEX_BEGIN_END, 1);
-		OUT_RING  (chan, nvgl_primitive(mode));
-
-		if (vc & 1) {
-			BEGIN_RING(chan, eng3d, NV34TCL_VB_ELEMENT_U32, 1);
-			OUT_RING  (chan, elts[0]);
-			elts++; vc--;
-		}
-
-		while (vc) {
-			unsigned i;
-
-			push = MIN2(vc, 2047 * 2);
-
-			BEGIN_RING_NI(chan, eng3d, NV34TCL_VB_ELEMENT_U16, push >> 1);
-			for (i = 0; i < push; i+=2)
-				OUT_RING(chan, (elts[i+1] << 16) | elts[i]);
-
-			vc -= push;
-			elts += push;
-		}
-
-		BEGIN_RING(chan, eng3d, NV34TCL_VERTEX_BEGIN_END, 1);
-		OUT_RING  (chan, 0);
-
-		start = restart;
-	}
-}
-
-static INLINE void
-nv30_draw_elements_u16(struct nvfx_context *nvfx, void *ib,
-		       unsigned mode, unsigned start, unsigned count)
-{
-	struct nvfx_screen *screen = nvfx->screen;
-	struct nouveau_channel *chan = screen->base.channel;
-	struct nouveau_grobj *eng3d = screen->eng3d;
-
-	while (count) {
-		uint16_t *elts = (uint16_t *)ib + start;
-		unsigned vc, push, restart = 0;
-
-		nvfx_state_emit(nvfx);
-
-		vc = nouveau_vbuf_split(AVAIL_RING(chan), 6, 2,
-					mode, start, count, &restart);
-		if (vc == 0) {
-			FIRE_RING(chan);
-			continue;
-		}
-		count -= vc;
-
-		BEGIN_RING(chan, eng3d, NV34TCL_VERTEX_BEGIN_END, 1);
-		OUT_RING  (chan, nvgl_primitive(mode));
-
-		if (vc & 1) {
-			BEGIN_RING(chan, eng3d, NV34TCL_VB_ELEMENT_U32, 1);
-			OUT_RING  (chan, elts[0]);
-			elts++; vc--;
-		}
-
-		while (vc) {
-			unsigned i;
-
-			push = MIN2(vc, 2047 * 2);
-
-			BEGIN_RING_NI(chan, eng3d, NV34TCL_VB_ELEMENT_U16, push >> 1);
-			for (i = 0; i < push; i+=2)
-				OUT_RING(chan, (elts[i+1] << 16) | elts[i]);
-
-			vc -= push;
-			elts += push;
-		}
-
-		BEGIN_RING(chan, eng3d, NV34TCL_VERTEX_BEGIN_END, 1);
-		OUT_RING  (chan, 0);
-
-		start = restart;
-	}
-}
-
-static INLINE void
-nv30_draw_elements_u32(struct nvfx_context *nvfx, void *ib,
-		       unsigned mode, unsigned start, unsigned count)
-{
-	struct nvfx_screen *screen = nvfx->screen;
-	struct nouveau_channel *chan = screen->base.channel;
-	struct nouveau_grobj *eng3d = screen->eng3d;
-
-	while (count) {
-		uint32_t *elts = (uint32_t *)ib + start;
-		unsigned vc, push, restart = 0;
-
-		nvfx_state_emit(nvfx);
-
-		vc = nouveau_vbuf_split(AVAIL_RING(chan), 5, 1,
-					mode, start, count, &restart);
-		if (vc == 0) {
-			FIRE_RING(chan);
-			continue;
-		}
-		count -= vc;
-
-		BEGIN_RING(chan, eng3d, NV34TCL_VERTEX_BEGIN_END, 1);
-		OUT_RING  (chan, nvgl_primitive(mode));
-
-		while (vc) {
-			push = MIN2(vc, 2047);
-
-			BEGIN_RING_NI(chan, eng3d, NV34TCL_VB_ELEMENT_U32, push);
-			OUT_RINGp    (chan, elts, push);
-
-			vc -= push;
-			elts += push;
-		}
-
-		BEGIN_RING(chan, eng3d, NV34TCL_VERTEX_BEGIN_END, 1);
-		OUT_RING  (chan, 0);
-
-		start = restart;
-	}
-}
-
-static void
-nv30_draw_elements_inline(struct pipe_context *pipe,
-			  struct pipe_buffer *ib, unsigned ib_size,
-			  unsigned mode, unsigned start, unsigned count)
-{
-	struct nvfx_context *nvfx = nvfx_context(pipe);
-	struct pipe_screen *pscreen = pipe->screen;
-	void *map;
-
-	map = pipe_buffer_map(pscreen, ib, PIPE_BUFFER_USAGE_CPU_READ);
-	if (!ib) {
-		NOUVEAU_ERR("failed mapping ib\n");
-		return;
-	}
-
-	switch (ib_size) {
-	case 1:
-		nv30_draw_elements_u08(nvfx, map, mode, start, count);
-		break;
-	case 2:
-		nv30_draw_elements_u16(nvfx, map, mode, start, count);
-		break;
-	case 4:
-		nv30_draw_elements_u32(nvfx, map, mode, start, count);
-		break;
-	default:
-		NOUVEAU_ERR("invalid idxbuf fmt %d\n", ib_size);
-		break;
-	}
-
-	pipe_buffer_unmap(pscreen, ib);
-}
-
-static void
-nv30_draw_elements_vbo(struct pipe_context *pipe,
-		       unsigned mode, unsigned start, unsigned count)
-{
-	struct nvfx_context *nvfx = nvfx_context(pipe);
-	struct nvfx_screen *screen = nvfx->screen;
-	struct nouveau_channel *chan = screen->base.channel;
-	struct nouveau_grobj *eng3d = screen->eng3d;
-	unsigned restart = 0;
-
-	while (count) {
-		unsigned nr, vc;
-
-		nvfx_state_emit(nvfx);
-
-		vc = nouveau_vbuf_split(AVAIL_RING(chan), 6, 256,
-					mode, start, count, &restart);
-		if (!vc) {
-			FIRE_RING(chan);
-			continue;
-		}
-
-		BEGIN_RING(chan, eng3d, NV34TCL_VERTEX_BEGIN_END, 1);
-		OUT_RING  (chan, nvgl_primitive(mode));
-
-		nr = (vc & 0xff);
-		if (nr) {
-			BEGIN_RING(chan, eng3d, NV34TCL_VB_INDEX_BATCH, 1);
-			OUT_RING  (chan, ((nr - 1) << 24) | start);
-			start += nr;
-		}
-
-		nr = vc >> 8;
-		while (nr) {
-			unsigned push = nr > 2047 ? 2047 : nr;
-
-			nr -= push;
-
-			BEGIN_RING_NI(chan, eng3d, NV34TCL_VB_INDEX_BATCH, push);
-			while (push--) {
-				OUT_RING(chan, ((0x100 - 1) << 24) | start);
-				start += 0x100;
-			}
-		}
-
-		BEGIN_RING(chan, eng3d, NV34TCL_VERTEX_BEGIN_END, 1);
-		OUT_RING  (chan, 0);
-
-		count -= vc;
-		start = restart;
-	}
-}
-
-void
-nv30_draw_elements(struct pipe_context *pipe,
-		   struct pipe_buffer *indexBuffer, unsigned indexSize,
-		   unsigned mode, unsigned start, unsigned count)
-{
-	struct nvfx_context *nvfx = nvfx_context(pipe);
-	boolean idxbuf;
-
-	idxbuf = nv30_vbo_set_idxbuf(nvfx, indexBuffer, indexSize);
-	if (FORCE_SWTNL || !nvfx_state_validate(nvfx)) {
-		/*return nv30_draw_elements_swtnl(pipe, NULL, 0,
-						mode, start, count);*/
-		return;
-	}
-
-	if (idxbuf) {
-		nv30_draw_elements_vbo(pipe, mode, start, count);
-	} else {
-		nv30_draw_elements_inline(pipe, indexBuffer, indexSize,
-					  mode, start, count);
-	}
-
-	pipe->flush(pipe, 0, NULL);
-}
-
-static boolean
-nv30_vbo_validate(struct nvfx_context *nvfx)
-{
-	struct nouveau_stateobj *vtxbuf, *vtxfmt, *sattr = NULL;
-	struct nouveau_grobj *eng3d = nvfx->screen->eng3d;
-	struct pipe_buffer *ib = nvfx->idxbuf;
-	unsigned ib_format = nvfx->idxbuf_format;
-	unsigned vb_flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD;
-	int hw;
-
-	vtxbuf = so_new(3, 17, 18);
-	so_method(vtxbuf, eng3d, NV34TCL_VTXBUF_ADDRESS(0), nvfx->vtxelt->num_elements);
-	vtxfmt = so_new(1, 16, 0);
-	so_method(vtxfmt, eng3d, NV34TCL_VTXFMT(0), nvfx->vtxelt->num_elements);
-
-	for (hw = 0; hw < nvfx->vtxelt->num_elements; hw++) {
-		struct pipe_vertex_element *ve;
-		struct pipe_vertex_buffer *vb;
-		unsigned type, ncomp;
-
-		ve = &nvfx->vtxelt->pipe[hw];
-		vb = &nvfx->vtxbuf[ve->vertex_buffer_index];
-
-		if (!vb->stride) {
-			if (!sattr)
-				sattr = so_new(16, 16 * 4, 0);
-
-			if (nv30_vbo_static_attrib(nvfx, sattr, hw, ve, vb)) {
-				so_data(vtxbuf, 0);
-				so_data(vtxfmt, NV34TCL_VTXFMT_TYPE_FLOAT);
-				continue;
-			}
-		}
-
-		if (nv30_vbo_format_to_hw(ve->src_format, &type, &ncomp)) {
-			/*nvfx->fallback_swtnl |= NVFX_NEW_ARRAYS;*/
-			so_ref(NULL, &vtxbuf);
-			so_ref(NULL, &vtxfmt);
-			return FALSE;
-		}
-
-		so_reloc(vtxbuf, nouveau_bo(vb->buffer), vb->buffer_offset +
-				 ve->src_offset, vb_flags | NOUVEAU_BO_LOW |
-				 NOUVEAU_BO_OR, 0, NV34TCL_VTXBUF_ADDRESS_DMA1);
-		so_data (vtxfmt, ((vb->stride << NV34TCL_VTXFMT_STRIDE_SHIFT) |
-				  (ncomp << NV34TCL_VTXFMT_SIZE_SHIFT) | type));
-	}
-
-	if (ib) {
-		struct nouveau_bo *bo = nouveau_bo(ib);
-
-		so_method(vtxbuf, eng3d, NV34TCL_IDXBUF_ADDRESS, 2);
-		so_reloc (vtxbuf, bo, 0, vb_flags | NOUVEAU_BO_LOW, 0, 0);
-		so_reloc (vtxbuf, bo, ib_format, vb_flags | NOUVEAU_BO_OR,
-				  0, NV34TCL_IDXBUF_FORMAT_DMA1);
-	}
-
-	so_method(vtxbuf, eng3d, 0x1710, 1);
-	so_data  (vtxbuf, 0);
-
-	so_ref(vtxbuf, &nvfx->state.hw[NVFX_STATE_VTXBUF]);
-	so_ref(NULL, &vtxbuf);
-	nvfx->state.dirty |= (1ULL << NVFX_STATE_VTXBUF);
-	so_ref(vtxfmt, &nvfx->state.hw[NVFX_STATE_VTXFMT]);
-	so_ref(NULL, &vtxfmt);
-	nvfx->state.dirty |= (1ULL << NVFX_STATE_VTXFMT);
-	so_ref(sattr, &nvfx->state.hw[NVFX_STATE_VTXATTR]);
-	so_ref(NULL, &sattr);
-	nvfx->state.dirty |= (1ULL << NVFX_STATE_VTXATTR);
-	return FALSE;
-}
-
-struct nvfx_state_entry nv30_state_vbo = {
-	.validate = nv30_vbo_validate,
-	.dirty = {
-		.pipe = NVFX_NEW_ARRAYS,
-		.hw = 0,
-	}
-};