nv30, nv40: partially non-trivially unify nv[34]0_fragtex.c

The bulk files cannot be unified, but the frontend can and allows to
share some code and simplify state_emit.c

4 files changed, 62 insertions, 17 deletions

diff --git a/src/gallium/drivers/nvfx/Makefile b/src/gallium/drivers/nvfx/Makefile
index aa03a155e3..51fa34cfad 100644
--- a/src/gallium/drivers/nvfx/Makefile
+++ b/src/gallium/drivers/nvfx/Makefile
@@ -8,6 +8,7 @@ C_SOURCES = \
 	nvfx_clear.c \
 	nvfx_draw.c \
 	nvfx_fragprog.c \
+	nvfx_fragtex.c \
 	nvfx_miptree.c \
 	nvfx_query.c \
 	nvfx_screen.c \
diff --git a/src/gallium/drivers/nvfx/nvfx_context.h b/src/gallium/drivers/nvfx/nvfx_context.h
index 0bd37a7ae8..e538904298 100644
--- a/src/gallium/drivers/nvfx/nvfx_context.h
+++ b/src/gallium/drivers/nvfx/nvfx_context.h
@@ -184,6 +184,7 @@ struct nvfx_state_entry {
 extern struct nvfx_state_entry nvfx_state_blend;
 extern struct nvfx_state_entry nvfx_state_blend_colour;
 extern struct nvfx_state_entry nvfx_state_fragprog;
+extern struct nvfx_state_entry nvfx_state_fragtex;
 extern struct nvfx_state_entry nvfx_state_framebuffer;
 extern struct nvfx_state_entry nvfx_state_rasterizer;
 extern struct nvfx_state_entry nvfx_state_scissor;
@@ -220,12 +221,14 @@ extern void nvfx_fragprog_destroy(struct nvfx_context *,
 /* nv30_fragtex.c */
 extern void nv30_init_sampler_functions(struct nvfx_context *nvfx);
 extern void nv30_fragtex_bind(struct nvfx_context *);
-extern struct nvfx_state_entry nv30_state_fragtex;
+extern struct nouveau_stateobj *
+nv30_fragtex_build(struct nvfx_context *nvfx, int unit);
 
 /* nv40_fragtex.c */
 extern void nv40_init_sampler_functions(struct nvfx_context *nvfx);
 extern void nv40_fragtex_bind(struct nvfx_context *);
-extern struct nvfx_state_entry nv40_state_fragtex;
+extern struct nouveau_stateobj *
+nv40_fragtex_build(struct nvfx_context *nvfx, int unit);
 
 /* nvfx_state.c */
 extern void nvfx_init_state_functions(struct nvfx_context *nvfx);
diff --git a/src/gallium/drivers/nvfx/nvfx_fragtex.c b/src/gallium/drivers/nvfx/nvfx_fragtex.c
new file mode 100644
index 0000000000..84e4eb1004
--- /dev/null
+++ b/src/gallium/drivers/nvfx/nvfx_fragtex.c
@@ -0,0 +1,49 @@
+#include "nvfx_context.h"
+
+static boolean
+nvfx_fragtex_validate(struct nvfx_context *nvfx)
+{
+	struct nvfx_fragment_program *fp = nvfx->fragprog;
+	struct nvfx_state *state = &nvfx->state;
+	struct nouveau_stateobj *so;
+	unsigned samplers, unit;
+
+	samplers = state->fp_samplers & ~fp->samplers;
+	while (samplers) {
+		unit = ffs(samplers) - 1;
+		samplers &= ~(1 << unit);
+
+		so = so_new(1, 1, 0);
+		so_method(so, nvfx->screen->eng3d, NV34TCL_TX_ENABLE(unit), 1);
+		so_data  (so, 0);
+		so_ref(so, &nvfx->state.hw[NVFX_STATE_FRAGTEX0 + unit]);
+		so_ref(NULL, &so);
+		state->dirty |= (1ULL << (NVFX_STATE_FRAGTEX0 + unit));
+	}
+
+	samplers = nvfx->dirty_samplers & fp->samplers;
+	while (samplers) {
+		unit = ffs(samplers) - 1;
+		samplers &= ~(1 << unit);
+
+		if(!nvfx->is_nv4x)
+			so = nv30_fragtex_build(nvfx, unit);
+		else
+			so = nv40_fragtex_build(nvfx, unit);
+
+		so_ref(so, &nvfx->state.hw[NVFX_STATE_FRAGTEX0 + unit]);
+		so_ref(NULL, &so);
+		state->dirty |= (1ULL << (NVFX_STATE_FRAGTEX0 + unit));
+	}
+
+	nvfx->state.fp_samplers = fp->samplers;
+	return FALSE;
+}
+
+struct nvfx_state_entry nvfx_state_fragtex = {
+	.validate = nvfx_fragtex_validate,
+	.dirty = {
+		.pipe = NVFX_NEW_SAMPLER | NVFX_NEW_FRAGPROG,
+		.hw = 0
+	}
+};
diff --git a/src/gallium/drivers/nvfx/nvfx_state_emit.c b/src/gallium/drivers/nvfx/nvfx_state_emit.c
index 9d28b59074..72537388ea 100644
--- a/src/gallium/drivers/nvfx/nvfx_state_emit.c
+++ b/src/gallium/drivers/nvfx/nvfx_state_emit.c
@@ -2,14 +2,14 @@
 #include "nvfx_state.h"
 #include "draw/draw_context.h"
 
-#define RENDER_STATES(name, nvxx, vbo) \
-static struct nvfx_state_entry *name##_render_states[] = { \
+#define RENDER_STATES(name, vbo) \
+static struct nvfx_state_entry *name##render_states[] = { \
 	&nvfx_state_framebuffer, \
 	&nvfx_state_rasterizer, \
 	&nvfx_state_scissor, \
 	&nvfx_state_stipple, \
 	&nvfx_state_fragprog, \
-	&nvxx##_state_fragtex, \
+	&nvfx_state_fragtex, \
 	&nvfx_state_vertprog, \
 	&nvfx_state_blend, \
 	&nvfx_state_blend_colour, \
@@ -20,10 +20,8 @@ static struct nvfx_state_entry *name##_render_states[] = { \
 	NULL \
 }
 
-RENDER_STATES(nv30, nv30, vbo);
-RENDER_STATES(nv30_swtnl, nv30, vtxfmt);
-RENDER_STATES(nv40, nv40, vbo);
-RENDER_STATES(nv40_swtnl, nv40, vtxfmt);
+RENDER_STATES(, vbo);
+RENDER_STATES(swtnl_, vtxfmt);
 
 static void
 nvfx_state_do_validate(struct nvfx_context *nvfx,
@@ -126,10 +124,7 @@ nvfx_state_validate(struct nvfx_context *nvfx)
 		nvfx->render_mode = HW;
 	}
 
-	if(!nvfx->is_nv4x)
-		nvfx_state_do_validate(nvfx, nv30_render_states);
-	else
-		nvfx_state_do_validate(nvfx, nv40_render_states);
+	nvfx_state_do_validate(nvfx, render_states);
 
 	if (nvfx->fallback_swtnl || nvfx->fallback_swrast)
 		return FALSE;
@@ -172,10 +167,7 @@ nvfx_state_validate_swtnl(struct nvfx_context *nvfx)
 		draw_set_vertex_elements(draw, nvfx->vtxelt->num_elements, nvfx->vtxelt->pipe);
 	}
 
-	if(!nvfx->is_nv4x)
-		nvfx_state_do_validate(nvfx, nv30_swtnl_render_states);
-	else
-		nvfx_state_do_validate(nvfx, nv40_swtnl_render_states);
+	nvfx_state_do_validate(nvfx, swtnl_render_states);
 
 	if (nvfx->fallback_swrast) {
 		NOUVEAU_ERR("swtnl->swrast 0x%08x\n", nvfx->fallback_swrast);