[Mesa-dev] [PATCH 19/19] etnaviv: GC7000: Split off current texture code
Christian Gmeiner
christian.gmeiner at gmail.com
Sun Nov 5 15:31:40 UTC 2017
2017-10-30 17:17 GMT+01:00 Wladimir J. van der Laan <laanwj at gmail.com>:
> Prepare for two texture handling paths, the descriptor-based
> path will be added in a future commit. These are structured
> so that the texture implementation handles its own state
> emission.
>
> Signed-off-by: Wladimir J. van der Laan <laanwj at gmail.com>
Reviewed-by: Christian Gmeiner <christian.gmeiner at gmail.com>
> ---
> src/gallium/drivers/etnaviv/Makefile.sources | 2 +
> src/gallium/drivers/etnaviv/etnaviv_context.h | 3 +
> src/gallium/drivers/etnaviv/etnaviv_emit.c | 74 +-----
> src/gallium/drivers/etnaviv/etnaviv_texture.c | 137 +---------
> src/gallium/drivers/etnaviv/etnaviv_texture.h | 37 +--
> .../drivers/etnaviv/etnaviv_texture_plain.c | 279 +++++++++++++++++++++
> .../drivers/etnaviv/etnaviv_texture_plain.h | 77 ++++++
> 7 files changed, 367 insertions(+), 242 deletions(-)
> create mode 100644 src/gallium/drivers/etnaviv/etnaviv_texture_plain.c
> create mode 100644 src/gallium/drivers/etnaviv/etnaviv_texture_plain.h
>
> diff --git a/src/gallium/drivers/etnaviv/Makefile.sources b/src/gallium/drivers/etnaviv/Makefile.sources
> index 56cc3b2..05ac073 100644
> --- a/src/gallium/drivers/etnaviv/Makefile.sources
> +++ b/src/gallium/drivers/etnaviv/Makefile.sources
> @@ -51,6 +51,8 @@ C_SOURCES := \
> etnaviv_surface.h \
> etnaviv_texture.c \
> etnaviv_texture.h \
> + etnaviv_texture_plain.c \
> + etnaviv_texture_plain.h \
> etnaviv_tiling.c \
> etnaviv_tiling.h \
> etnaviv_transfer.c \
> diff --git a/src/gallium/drivers/etnaviv/etnaviv_context.h b/src/gallium/drivers/etnaviv/etnaviv_context.h
> index 1ed38ce..6672a67 100644
> --- a/src/gallium/drivers/etnaviv/etnaviv_context.h
> +++ b/src/gallium/drivers/etnaviv/etnaviv_context.h
> @@ -100,6 +100,9 @@ struct etna_shader_uniform_info {
> struct etna_context {
> struct pipe_context base;
>
> + /* GPU-specific implementation to emit texture state */
> + void (*emit_texture_state)(struct etna_context *pctx);
> +
> struct etna_specs specs;
> struct etna_screen *screen;
> struct etna_cmd_stream *stream;
> diff --git a/src/gallium/drivers/etnaviv/etnaviv_emit.c b/src/gallium/drivers/etnaviv/etnaviv_emit.c
> index b766005..3ad7467 100644
> --- a/src/gallium/drivers/etnaviv/etnaviv_emit.c
> +++ b/src/gallium/drivers/etnaviv/etnaviv_emit.c
> @@ -289,7 +289,6 @@ void
> etna_emit_state(struct etna_context *ctx)
> {
> struct etna_cmd_stream *stream = ctx->stream;
> - uint32_t active_samplers = active_samplers_bits(ctx);
>
> /* Pre-reserve the command buffer space which we are likely to need.
> * This must cover all the state emitted below, and the following
> @@ -625,77 +624,6 @@ etna_emit_state(struct etna_context *ctx)
> /*01668*/ EMIT_STATE_RELOC(TS_DEPTH_SURFACE_BASE, &ctx->framebuffer.TS_DEPTH_SURFACE_BASE);
> /*0166C*/ EMIT_STATE(TS_DEPTH_CLEAR_VALUE, ctx->framebuffer.TS_DEPTH_CLEAR_VALUE);
> }
> -
> - if (unlikely(dirty & (ETNA_DIRTY_SAMPLER_VIEWS | ETNA_DIRTY_SAMPLERS))) {
> - for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> - uint32_t val = 0; /* 0 == sampler inactive */
> -
> - /* set active samplers to their configuration value (determined by both
> - * the sampler state and sampler view) */
> - if ((1 << x) & active_samplers) {
> - struct etna_sampler_state *ss = etna_sampler_state(ctx->sampler[x]);
> - struct etna_sampler_view *sv = etna_sampler_view(ctx->sampler_view[x]);
> -
> - val = (ss->TE_SAMPLER_CONFIG0 & sv->TE_SAMPLER_CONFIG0_MASK) |
> - sv->TE_SAMPLER_CONFIG0;
> - }
> -
> - /*02000*/ EMIT_STATE(TE_SAMPLER_CONFIG0(x), val);
> - }
> - }
> - if (unlikely(dirty & (ETNA_DIRTY_SAMPLER_VIEWS))) {
> - struct etna_sampler_view *sv;
> -
> - for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> - if ((1 << x) & active_samplers) {
> - sv = etna_sampler_view(ctx->sampler_view[x]);
> - /*02040*/ EMIT_STATE(TE_SAMPLER_SIZE(x), sv->TE_SAMPLER_SIZE);
> - }
> - }
> - for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> - if ((1 << x) & active_samplers) {
> - sv = etna_sampler_view(ctx->sampler_view[x]);
> - /*02080*/ EMIT_STATE(TE_SAMPLER_LOG_SIZE(x), sv->TE_SAMPLER_LOG_SIZE);
> - }
> - }
> - }
> - if (unlikely(dirty & (ETNA_DIRTY_SAMPLER_VIEWS | ETNA_DIRTY_SAMPLERS))) {
> - struct etna_sampler_state *ss;
> - struct etna_sampler_view *sv;
> -
> - for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> - if ((1 << x) & active_samplers) {
> - ss = etna_sampler_state(ctx->sampler[x]);
> - sv = etna_sampler_view(ctx->sampler_view[x]);
> -
> - /* min and max lod is determined both by the sampler and the view */
> - /*020C0*/ EMIT_STATE(TE_SAMPLER_LOD_CONFIG(x),
> - ss->TE_SAMPLER_LOD_CONFIG |
> - VIVS_TE_SAMPLER_LOD_CONFIG_MAX(MIN2(ss->max_lod, sv->max_lod)) |
> - VIVS_TE_SAMPLER_LOD_CONFIG_MIN(MAX2(ss->min_lod, sv->min_lod)));
> - }
> - }
> - for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> - if ((1 << x) & active_samplers) {
> - ss = etna_sampler_state(ctx->sampler[x]);
> - sv = etna_sampler_view(ctx->sampler_view[x]);
> -
> - /*021C0*/ EMIT_STATE(TE_SAMPLER_CONFIG1(x), ss->TE_SAMPLER_CONFIG1 |
> - sv->TE_SAMPLER_CONFIG1);
> - }
> - }
> - }
> - if (unlikely(dirty & (ETNA_DIRTY_SAMPLER_VIEWS))) {
> - for (int y = 0; y < VIVS_TE_SAMPLER_LOD_ADDR__LEN; ++y) {
> - for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> - if ((1 << x) & active_samplers) {
> - struct etna_sampler_view *sv = etna_sampler_view(ctx->sampler_view[x]);
> - /*02400*/ EMIT_STATE_RELOC(TE_SAMPLER_LOD_ADDR(x, y),&sv->TE_SAMPLER_LOD_ADDR[y]);
> - }
> - }
> - }
> - }
> -
> if (unlikely(dirty & (ETNA_DIRTY_SHADER))) {
> /*0381C*/ EMIT_STATE(GL_VARYING_TOTAL_COMPONENTS, ctx->shader_state.GL_VARYING_TOTAL_COMPONENTS);
> }
> @@ -708,6 +636,8 @@ etna_emit_state(struct etna_context *ctx)
> else
> emit_pre_halti5_state(ctx);
>
> + ctx->emit_texture_state(ctx);
> +
> /* Insert a FE/PE stall as changing the shader instructions (and maybe
> * the uniforms) can corrupt the previous in-progress draw operation.
> * Observed with amoeba on GC2000 during the right-to-left rendering
> diff --git a/src/gallium/drivers/etnaviv/etnaviv_texture.c b/src/gallium/drivers/etnaviv/etnaviv_texture.c
> index d3fa109..84b166f 100644
> --- a/src/gallium/drivers/etnaviv/etnaviv_texture.c
> +++ b/src/gallium/drivers/etnaviv/etnaviv_texture.c
> @@ -32,46 +32,13 @@
> #include "etnaviv_context.h"
> #include "etnaviv_emit.h"
> #include "etnaviv_format.h"
> +#include "etnaviv_texture_plain.h"
> #include "etnaviv_translate.h"
> #include "util/u_inlines.h"
> #include "util/u_memory.h"
>
> #include <drm_fourcc.h>
>
> -static void *
> -etna_create_sampler_state(struct pipe_context *pipe,
> - const struct pipe_sampler_state *ss)
> -{
> - struct etna_sampler_state *cs = CALLOC_STRUCT(etna_sampler_state);
> -
> - if (!cs)
> - return NULL;
> -
> - cs->TE_SAMPLER_CONFIG0 =
> - VIVS_TE_SAMPLER_CONFIG0_UWRAP(translate_texture_wrapmode(ss->wrap_s)) |
> - VIVS_TE_SAMPLER_CONFIG0_VWRAP(translate_texture_wrapmode(ss->wrap_t)) |
> - VIVS_TE_SAMPLER_CONFIG0_MIN(translate_texture_filter(ss->min_img_filter)) |
> - VIVS_TE_SAMPLER_CONFIG0_MIP(translate_texture_mipfilter(ss->min_mip_filter)) |
> - VIVS_TE_SAMPLER_CONFIG0_MAG(translate_texture_filter(ss->mag_img_filter)) |
> - COND(ss->normalized_coords, VIVS_TE_SAMPLER_CONFIG0_ROUND_UV);
> - cs->TE_SAMPLER_CONFIG1 = 0; /* VIVS_TE_SAMPLER_CONFIG1 (swizzle, extended
> - format) fully determined by sampler view */
> - cs->TE_SAMPLER_LOD_CONFIG =
> - COND(ss->lod_bias != 0.0, VIVS_TE_SAMPLER_LOD_CONFIG_BIAS_ENABLE) |
> - VIVS_TE_SAMPLER_LOD_CONFIG_BIAS(etna_float_to_fixp55(ss->lod_bias));
> -
> - if (ss->min_mip_filter != PIPE_TEX_MIPFILTER_NONE) {
> - cs->min_lod = etna_float_to_fixp55(ss->min_lod);
> - cs->max_lod = etna_float_to_fixp55(ss->max_lod);
> - } else {
> - /* when not mipmapping, we need to set max/min lod so that always
> - * lowest LOD is selected */
> - cs->min_lod = cs->max_lod = etna_float_to_fixp55(ss->min_lod);
> - }
> -
> - return cs;
> -}
> -
> static void
> etna_bind_sampler_states(struct pipe_context *pctx, enum pipe_shader_type shader,
> unsigned start_slot, unsigned num_samplers,
> @@ -107,12 +74,6 @@ etna_bind_sampler_states(struct pipe_context *pctx, enum pipe_shader_type shader
> }
>
> static void
> -etna_delete_sampler_state(struct pipe_context *pctx, void *ss)
> -{
> - FREE(ss);
> -}
> -
> -static void
> etna_update_sampler_source(struct pipe_sampler_view *view)
> {
> struct etna_resource *base = etna_resource(view->texture);
> @@ -189,97 +150,6 @@ etna_texture_handle_incompatible(struct pipe_context *pctx, struct pipe_resource
> return res;
> }
>
> -static struct pipe_sampler_view *
> -etna_create_sampler_view(struct pipe_context *pctx, struct pipe_resource *prsc,
> - const struct pipe_sampler_view *so)
> -{
> - struct etna_sampler_view *sv = CALLOC_STRUCT(etna_sampler_view);
> - struct etna_context *ctx = etna_context(pctx);
> - const uint32_t format = translate_texture_format(so->format);
> - const bool ext = !!(format & EXT_FORMAT);
> - const uint32_t swiz = get_texture_swiz(so->format, so->swizzle_r,
> - so->swizzle_g, so->swizzle_b,
> - so->swizzle_a);
> -
> - if (!sv)
> - return NULL;
> -
> - struct etna_resource *res = etna_texture_handle_incompatible(pctx, prsc);
> - if (!res) {
> - free(sv);
> - return NULL;
> - }
> -
> - sv->base = *so;
> - pipe_reference_init(&sv->base.reference, 1);
> - sv->base.texture = NULL;
> - pipe_resource_reference(&sv->base.texture, prsc);
> - sv->base.context = pctx;
> -
> - /* merged with sampler state */
> - sv->TE_SAMPLER_CONFIG0 = COND(!ext, VIVS_TE_SAMPLER_CONFIG0_FORMAT(format));
> - sv->TE_SAMPLER_CONFIG0_MASK = 0xffffffff;
> -
> - switch (sv->base.target) {
> - case PIPE_TEXTURE_1D:
> - /* For 1D textures, we will have a height of 1, so we can use 2D
> - * but set T wrap to repeat */
> - sv->TE_SAMPLER_CONFIG0_MASK = ~VIVS_TE_SAMPLER_CONFIG0_VWRAP__MASK;
> - sv->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_VWRAP(TEXTURE_WRAPMODE_REPEAT);
> - /* fallthrough */
> - case PIPE_TEXTURE_2D:
> - case PIPE_TEXTURE_RECT:
> - sv->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_TYPE(TEXTURE_TYPE_2D);
> - break;
> - case PIPE_TEXTURE_CUBE:
> - sv->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_TYPE(TEXTURE_TYPE_CUBE_MAP);
> - break;
> - default:
> - BUG("Unhandled texture target");
> - free(sv);
> - return NULL;
> - }
> -
> - sv->TE_SAMPLER_CONFIG1 = COND(ext, VIVS_TE_SAMPLER_CONFIG1_FORMAT_EXT(format)) |
> - VIVS_TE_SAMPLER_CONFIG1_HALIGN(res->halign) | swiz;
> - sv->TE_SAMPLER_SIZE = VIVS_TE_SAMPLER_SIZE_WIDTH(res->base.width0) |
> - VIVS_TE_SAMPLER_SIZE_HEIGHT(res->base.height0);
> - sv->TE_SAMPLER_LOG_SIZE =
> - VIVS_TE_SAMPLER_LOG_SIZE_WIDTH(etna_log2_fixp55(res->base.width0)) |
> - VIVS_TE_SAMPLER_LOG_SIZE_HEIGHT(etna_log2_fixp55(res->base.height0)) |
> - COND(util_format_is_srgb(so->format), VIVS_TE_SAMPLER_LOG_SIZE_SRGB);
> -
> - /* Set up levels-of-detail */
> - for (int lod = 0; lod <= res->base.last_level; ++lod) {
> - sv->TE_SAMPLER_LOD_ADDR[lod].bo = res->bo;
> - sv->TE_SAMPLER_LOD_ADDR[lod].offset = res->levels[lod].offset;
> - sv->TE_SAMPLER_LOD_ADDR[lod].flags = ETNA_RELOC_READ;
> - }
> - sv->min_lod = sv->base.u.tex.first_level << 5;
> - sv->max_lod = MIN2(sv->base.u.tex.last_level, res->base.last_level) << 5;
> -
> - /* Workaround for npot textures -- it appears that only CLAMP_TO_EDGE is
> - * supported when the appropriate capability is not set. */
> - if (!ctx->specs.npot_tex_any_wrap &&
> - (!util_is_power_of_two(res->base.width0) || !util_is_power_of_two(res->base.height0))) {
> - sv->TE_SAMPLER_CONFIG0_MASK = ~(VIVS_TE_SAMPLER_CONFIG0_UWRAP__MASK |
> - VIVS_TE_SAMPLER_CONFIG0_VWRAP__MASK);
> - sv->TE_SAMPLER_CONFIG0 |=
> - VIVS_TE_SAMPLER_CONFIG0_UWRAP(TEXTURE_WRAPMODE_CLAMP_TO_EDGE) |
> - VIVS_TE_SAMPLER_CONFIG0_VWRAP(TEXTURE_WRAPMODE_CLAMP_TO_EDGE);
> - }
> -
> - return &sv->base;
> -}
> -
> -static void
> -etna_sampler_view_destroy(struct pipe_context *pctx,
> - struct pipe_sampler_view *view)
> -{
> - pipe_resource_reference(&view->texture, NULL);
> - FREE(view);
> -}
> -
> static void
> set_sampler_views(struct etna_context *ctx, unsigned start, unsigned end,
> unsigned nr, struct pipe_sampler_view **views)
> @@ -372,11 +242,8 @@ active_samplers_bits(struct etna_context *ctx)
> void
> etna_texture_init(struct pipe_context *pctx)
> {
> - pctx->create_sampler_state = etna_create_sampler_state;
> pctx->bind_sampler_states = etna_bind_sampler_states;
> - pctx->delete_sampler_state = etna_delete_sampler_state;
> pctx->set_sampler_views = etna_set_sampler_views;
> - pctx->create_sampler_view = etna_create_sampler_view;
> - pctx->sampler_view_destroy = etna_sampler_view_destroy;
> pctx->texture_barrier = etna_texture_barrier;
> + etna_texture_plain_init(pctx);
> }
> diff --git a/src/gallium/drivers/etnaviv/etnaviv_texture.h b/src/gallium/drivers/etnaviv/etnaviv_texture.h
> index cc741a0..d78feae 100644
> --- a/src/gallium/drivers/etnaviv/etnaviv_texture.h
> +++ b/src/gallium/drivers/etnaviv/etnaviv_texture.h
> @@ -36,41 +36,8 @@
>
> struct etna_context;
>
> -struct etna_sampler_state {
> - struct pipe_sampler_state base;
> -
> - /* sampler offset +4*sampler, interleave when committing state */
> - uint32_t TE_SAMPLER_CONFIG0;
> - uint32_t TE_SAMPLER_CONFIG1;
> - uint32_t TE_SAMPLER_LOD_CONFIG;
> - unsigned min_lod, max_lod;
> -};
> -
> -static inline struct etna_sampler_state *
> -etna_sampler_state(struct pipe_sampler_state *samp)
> -{
> - return (struct etna_sampler_state *)samp;
> -}
> -
> -struct etna_sampler_view {
> - struct pipe_sampler_view base;
> -
> - /* sampler offset +4*sampler, interleave when committing state */
> - uint32_t TE_SAMPLER_CONFIG0;
> - uint32_t TE_SAMPLER_CONFIG0_MASK;
> - uint32_t TE_SAMPLER_CONFIG1;
> - uint32_t TE_SAMPLER_SIZE;
> - uint32_t TE_SAMPLER_LOG_SIZE;
> - struct etna_reloc TE_SAMPLER_LOD_ADDR[VIVS_TE_SAMPLER_LOD_ADDR__LEN];
> - unsigned min_lod, max_lod; /* 5.5 fixp */
> -};
> -
> -static inline struct etna_sampler_view *
> -etna_sampler_view(struct pipe_sampler_view *view)
> -{
> - return (struct etna_sampler_view *)view;
> -}
> -
> +/* Initialize common, shared texture methods for
> + * context */
> void
> etna_texture_init(struct pipe_context *pctx);
>
> diff --git a/src/gallium/drivers/etnaviv/etnaviv_texture_plain.c b/src/gallium/drivers/etnaviv/etnaviv_texture_plain.c
> new file mode 100644
> index 0000000..b15500a
> --- /dev/null
> +++ b/src/gallium/drivers/etnaviv/etnaviv_texture_plain.c
> @@ -0,0 +1,279 @@
> +/*
> + * Copyright (c) 2012-2015 Etnaviv Project
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sub license,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice (including the
> + * next paragraph) shall be included in all copies or substantial portions
> + * of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> + * DEALINGS IN THE SOFTWARE.
> + *
> + * Authors:
> + * Wladimir J. van der Laan <laanwj at gmail.com>
> + */
> +
> +#include "etnaviv_texture_plain.h"
> +
> +#include "hw/common.xml.h"
> +
> +#include "etnaviv_clear_blit.h"
> +#include "etnaviv_context.h"
> +#include "etnaviv_emit.h"
> +#include "etnaviv_format.h"
> +#include "etnaviv_texture.h"
> +#include "etnaviv_translate.h"
> +#include "util/u_inlines.h"
> +#include "util/u_memory.h"
> +
> +#include <drm_fourcc.h>
> +
> +static void *
> +etna_create_sampler_state_plain(struct pipe_context *pipe,
> + const struct pipe_sampler_state *ss)
> +{
> + struct etna_sampler_state *cs = CALLOC_STRUCT(etna_sampler_state);
> +
> + if (!cs)
> + return NULL;
> +
> + cs->TE_SAMPLER_CONFIG0 =
> + VIVS_TE_SAMPLER_CONFIG0_UWRAP(translate_texture_wrapmode(ss->wrap_s)) |
> + VIVS_TE_SAMPLER_CONFIG0_VWRAP(translate_texture_wrapmode(ss->wrap_t)) |
> + VIVS_TE_SAMPLER_CONFIG0_MIN(translate_texture_filter(ss->min_img_filter)) |
> + VIVS_TE_SAMPLER_CONFIG0_MIP(translate_texture_mipfilter(ss->min_mip_filter)) |
> + VIVS_TE_SAMPLER_CONFIG0_MAG(translate_texture_filter(ss->mag_img_filter)) |
> + COND(ss->normalized_coords, VIVS_TE_SAMPLER_CONFIG0_ROUND_UV);
> + cs->TE_SAMPLER_CONFIG1 = 0; /* VIVS_TE_SAMPLER_CONFIG1 (swizzle, extended
> + format) fully determined by sampler view */
> + cs->TE_SAMPLER_LOD_CONFIG =
> + COND(ss->lod_bias != 0.0, VIVS_TE_SAMPLER_LOD_CONFIG_BIAS_ENABLE) |
> + VIVS_TE_SAMPLER_LOD_CONFIG_BIAS(etna_float_to_fixp55(ss->lod_bias));
> +
> + if (ss->min_mip_filter != PIPE_TEX_MIPFILTER_NONE) {
> + cs->min_lod = etna_float_to_fixp55(ss->min_lod);
> + cs->max_lod = etna_float_to_fixp55(ss->max_lod);
> + } else {
> + /* when not mipmapping, we need to set max/min lod so that always
> + * lowest LOD is selected */
> + cs->min_lod = cs->max_lod = etna_float_to_fixp55(ss->min_lod);
> + }
> +
> + return cs;
> +}
> +
> +static void
> +etna_delete_sampler_state_plain(struct pipe_context *pctx, void *ss)
> +{
> + FREE(ss);
> +}
> +
> +static struct pipe_sampler_view *
> +etna_create_sampler_view_plain(struct pipe_context *pctx, struct pipe_resource *prsc,
> + const struct pipe_sampler_view *so)
> +{
> + struct etna_sampler_view *sv = CALLOC_STRUCT(etna_sampler_view);
> + struct etna_context *ctx = etna_context(pctx);
> + const uint32_t format = translate_texture_format(so->format);
> + const bool ext = !!(format & EXT_FORMAT);
> + const uint32_t swiz = get_texture_swiz(so->format, so->swizzle_r,
> + so->swizzle_g, so->swizzle_b,
> + so->swizzle_a);
> +
> + if (!sv)
> + return NULL;
> +
> + struct etna_resource *res = etna_texture_handle_incompatible(pctx, prsc);
> + if (!res) {
> + free(sv);
> + return NULL;
> + }
> +
> + sv->base = *so;
> + pipe_reference_init(&sv->base.reference, 1);
> + sv->base.texture = NULL;
> + pipe_resource_reference(&sv->base.texture, prsc);
> + sv->base.context = pctx;
> +
> + /* merged with sampler state */
> + sv->TE_SAMPLER_CONFIG0 = COND(!ext, VIVS_TE_SAMPLER_CONFIG0_FORMAT(format));
> + sv->TE_SAMPLER_CONFIG0_MASK = 0xffffffff;
> +
> + switch (sv->base.target) {
> + case PIPE_TEXTURE_1D:
> + /* For 1D textures, we will have a height of 1, so we can use 2D
> + * but set T wrap to repeat */
> + sv->TE_SAMPLER_CONFIG0_MASK = ~VIVS_TE_SAMPLER_CONFIG0_VWRAP__MASK;
> + sv->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_VWRAP(TEXTURE_WRAPMODE_REPEAT);
> + /* fallthrough */
> + case PIPE_TEXTURE_2D:
> + case PIPE_TEXTURE_RECT:
> + sv->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_TYPE(TEXTURE_TYPE_2D);
> + break;
> + case PIPE_TEXTURE_CUBE:
> + sv->TE_SAMPLER_CONFIG0 |= VIVS_TE_SAMPLER_CONFIG0_TYPE(TEXTURE_TYPE_CUBE_MAP);
> + break;
> + default:
> + BUG("Unhandled texture target");
> + free(sv);
> + return NULL;
> + }
> +
> + sv->TE_SAMPLER_CONFIG1 = COND(ext, VIVS_TE_SAMPLER_CONFIG1_FORMAT_EXT(format)) |
> + VIVS_TE_SAMPLER_CONFIG1_HALIGN(res->halign) | swiz;
> + sv->TE_SAMPLER_SIZE = VIVS_TE_SAMPLER_SIZE_WIDTH(res->base.width0) |
> + VIVS_TE_SAMPLER_SIZE_HEIGHT(res->base.height0);
> + sv->TE_SAMPLER_LOG_SIZE =
> + VIVS_TE_SAMPLER_LOG_SIZE_WIDTH(etna_log2_fixp55(res->base.width0)) |
> + VIVS_TE_SAMPLER_LOG_SIZE_HEIGHT(etna_log2_fixp55(res->base.height0)) |
> + COND(util_format_is_srgb(so->format), VIVS_TE_SAMPLER_LOG_SIZE_SRGB);
> +
> + /* Set up levels-of-detail */
> + for (int lod = 0; lod <= res->base.last_level; ++lod) {
> + sv->TE_SAMPLER_LOD_ADDR[lod].bo = res->bo;
> + sv->TE_SAMPLER_LOD_ADDR[lod].offset = res->levels[lod].offset;
> + sv->TE_SAMPLER_LOD_ADDR[lod].flags = ETNA_RELOC_READ;
> + }
> + sv->min_lod = sv->base.u.tex.first_level << 5;
> + sv->max_lod = MIN2(sv->base.u.tex.last_level, res->base.last_level) << 5;
> +
> + /* Workaround for npot textures -- it appears that only CLAMP_TO_EDGE is
> + * supported when the appropriate capability is not set. */
> + if (!ctx->specs.npot_tex_any_wrap &&
> + (!util_is_power_of_two(res->base.width0) || !util_is_power_of_two(res->base.height0))) {
> + sv->TE_SAMPLER_CONFIG0_MASK = ~(VIVS_TE_SAMPLER_CONFIG0_UWRAP__MASK |
> + VIVS_TE_SAMPLER_CONFIG0_VWRAP__MASK);
> + sv->TE_SAMPLER_CONFIG0 |=
> + VIVS_TE_SAMPLER_CONFIG0_UWRAP(TEXTURE_WRAPMODE_CLAMP_TO_EDGE) |
> + VIVS_TE_SAMPLER_CONFIG0_VWRAP(TEXTURE_WRAPMODE_CLAMP_TO_EDGE);
> + }
> +
> + return &sv->base;
> +}
> +
> +static void
> +etna_sampler_view_plain_destroy(struct pipe_context *pctx,
> + struct pipe_sampler_view *view)
> +{
> + pipe_resource_reference(&view->texture, NULL);
> + FREE(view);
> +}
> +
> +#define EMIT_STATE(state_name, src_value) \
> + etna_coalsence_emit(stream, &coalesce, VIVS_##state_name, src_value)
> +
> +#define EMIT_STATE_FIXP(state_name, src_value) \
> + etna_coalsence_emit_fixp(stream, &coalesce, VIVS_##state_name, src_value)
> +
> +#define EMIT_STATE_RELOC(state_name, src_value) \
> + etna_coalsence_emit_reloc(stream, &coalesce, VIVS_##state_name, src_value)
> +
> +/* Emit plain (non-descriptor) texture state */
> +static void
> +etna_emit_texture_plain(struct etna_context *ctx)
> +{
> + struct etna_cmd_stream *stream = ctx->stream;
> + uint32_t active_samplers = active_samplers_bits(ctx);
> + uint32_t dirty = ctx->dirty;
> + struct etna_coalesce coalesce;
> +
> + etna_coalesce_start(stream, &coalesce);
> +
> + if (unlikely(dirty & (ETNA_DIRTY_SAMPLER_VIEWS | ETNA_DIRTY_SAMPLERS))) {
> + for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> + uint32_t val = 0; /* 0 == sampler inactive */
> +
> + /* set active samplers to their configuration value (determined by both
> + * the sampler state and sampler view) */
> + if ((1 << x) & active_samplers) {
> + struct etna_sampler_state *ss = etna_sampler_state(ctx->sampler[x]);
> + struct etna_sampler_view *sv = etna_sampler_view(ctx->sampler_view[x]);
> +
> + val = (ss->TE_SAMPLER_CONFIG0 & sv->TE_SAMPLER_CONFIG0_MASK) |
> + sv->TE_SAMPLER_CONFIG0;
> + }
> +
> + /*02000*/ EMIT_STATE(TE_SAMPLER_CONFIG0(x), val);
> + }
> + }
> + if (unlikely(dirty & (ETNA_DIRTY_SAMPLER_VIEWS))) {
> + struct etna_sampler_view *sv;
> +
> + for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> + if ((1 << x) & active_samplers) {
> + sv = etna_sampler_view(ctx->sampler_view[x]);
> + /*02040*/ EMIT_STATE(TE_SAMPLER_SIZE(x), sv->TE_SAMPLER_SIZE);
> + }
> + }
> + for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> + if ((1 << x) & active_samplers) {
> + sv = etna_sampler_view(ctx->sampler_view[x]);
> + /*02080*/ EMIT_STATE(TE_SAMPLER_LOG_SIZE(x), sv->TE_SAMPLER_LOG_SIZE);
> + }
> + }
> + }
> + if (unlikely(dirty & (ETNA_DIRTY_SAMPLER_VIEWS | ETNA_DIRTY_SAMPLERS))) {
> + struct etna_sampler_state *ss;
> + struct etna_sampler_view *sv;
> +
> + for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> + if ((1 << x) & active_samplers) {
> + ss = etna_sampler_state(ctx->sampler[x]);
> + sv = etna_sampler_view(ctx->sampler_view[x]);
> +
> + /* min and max lod is determined both by the sampler and the view */
> + /*020C0*/ EMIT_STATE(TE_SAMPLER_LOD_CONFIG(x),
> + ss->TE_SAMPLER_LOD_CONFIG |
> + VIVS_TE_SAMPLER_LOD_CONFIG_MAX(MIN2(ss->max_lod, sv->max_lod)) |
> + VIVS_TE_SAMPLER_LOD_CONFIG_MIN(MAX2(ss->min_lod, sv->min_lod)));
> + }
> + }
> + for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> + if ((1 << x) & active_samplers) {
> + ss = etna_sampler_state(ctx->sampler[x]);
> + sv = etna_sampler_view(ctx->sampler_view[x]);
> +
> + /*021C0*/ EMIT_STATE(TE_SAMPLER_CONFIG1(x), ss->TE_SAMPLER_CONFIG1 |
> + sv->TE_SAMPLER_CONFIG1);
> + }
> + }
> + }
> + if (unlikely(dirty & (ETNA_DIRTY_SAMPLER_VIEWS))) {
> + for (int y = 0; y < VIVS_TE_SAMPLER_LOD_ADDR__LEN; ++y) {
> + for (int x = 0; x < VIVS_TE_SAMPLER__LEN; ++x) {
> + if ((1 << x) & active_samplers) {
> + struct etna_sampler_view *sv = etna_sampler_view(ctx->sampler_view[x]);
> + /*02400*/ EMIT_STATE_RELOC(TE_SAMPLER_LOD_ADDR(x, y),&sv->TE_SAMPLER_LOD_ADDR[y]);
> + }
> + }
> + }
> + }
> + etna_coalesce_end(stream, &coalesce);
> +}
> +
> +#undef EMIT_STATE
> +#undef EMIT_STATE_FIXP
> +#undef EMIT_STATE_RELOC
> +
> +void
> +etna_texture_plain_init(struct pipe_context *pctx)
> +{
> + struct etna_context *ctx = etna_context(pctx);
> + DBG("etnaviv: Using state-based texturing\n");
> + ctx->base.create_sampler_state = etna_create_sampler_state_plain;
> + ctx->base.delete_sampler_state = etna_delete_sampler_state_plain;
> + ctx->base.create_sampler_view = etna_create_sampler_view_plain;
> + ctx->base.sampler_view_destroy = etna_sampler_view_plain_destroy;
> + ctx->emit_texture_state = etna_emit_texture_plain;
> +}
> diff --git a/src/gallium/drivers/etnaviv/etnaviv_texture_plain.h b/src/gallium/drivers/etnaviv/etnaviv_texture_plain.h
> new file mode 100644
> index 0000000..17b2eca
> --- /dev/null
> +++ b/src/gallium/drivers/etnaviv/etnaviv_texture_plain.h
> @@ -0,0 +1,77 @@
> +/*
> + * Copyright (c) 2012-2015 Etnaviv Project
> + *
> + * Permission is hereby granted, free of charge, to any person obtaining a
> + * copy of this software and associated documentation files (the "Software"),
> + * to deal in the Software without restriction, including without limitation
> + * the rights to use, copy, modify, merge, publish, distribute, sub license,
> + * and/or sell copies of the Software, and to permit persons to whom the
> + * Software is furnished to do so, subject to the following conditions:
> + *
> + * The above copyright notice and this permission notice (including the
> + * next paragraph) shall be included in all copies or substantial portions
> + * of the Software.
> + *
> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> + * DEALINGS IN THE SOFTWARE.
> + *
> + * Authors:
> + * Wladimir J. van der Laan <laanwj at gmail.com>
> + */
> +
> +#ifndef H_ETNAVIV_TEXTURE_PLAIN
> +#define H_ETNAVIV_TEXTURE_PLAIN
> +
> +#include <etnaviv_drmif.h>
> +
> +#include "pipe/p_context.h"
> +#include "pipe/p_state.h"
> +
> +#include "hw/state_3d.xml.h"
Is this include needed?
> +
> +struct etna_sampler_state {
> + struct pipe_sampler_state base;
> +
> + /* sampler offset +4*sampler, interleave when committing state */
> + uint32_t TE_SAMPLER_CONFIG0;
> + uint32_t TE_SAMPLER_CONFIG1;
> + uint32_t TE_SAMPLER_LOD_CONFIG;
> + unsigned min_lod, max_lod;
> +};
> +
> +static inline struct etna_sampler_state *
> +etna_sampler_state(struct pipe_sampler_state *samp)
> +{
> + return (struct etna_sampler_state *)samp;
> +}
> +
> +struct etna_sampler_view {
> + struct pipe_sampler_view base;
> +
> + /* sampler offset +4*sampler, interleave when committing state */
> + uint32_t TE_SAMPLER_CONFIG0;
> + uint32_t TE_SAMPLER_CONFIG0_MASK;
> + uint32_t TE_SAMPLER_CONFIG1;
> + uint32_t TE_SAMPLER_SIZE;
> + uint32_t TE_SAMPLER_LOG_SIZE;
> + struct etna_reloc TE_SAMPLER_LOD_ADDR[VIVS_TE_SAMPLER_LOD_ADDR__LEN];
> + unsigned min_lod, max_lod; /* 5.5 fixp */
> +};
> +
> +static inline struct etna_sampler_view *
> +etna_sampler_view(struct pipe_sampler_view *view)
> +{
> + return (struct etna_sampler_view *)view;
> +}
> +
> +/* Initialize context for "plain" (non-descriptor, state-based) texture views
> + * and descriptors */
> +void
> +etna_texture_plain_init(struct pipe_context *pctx);
> +
> +#endif
> --
> 2.7.4
>
--
greets
--
Christian Gmeiner, MSc
https://christian-gmeiner.info
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