LIMA_FORMAT(L8A8_UNORM, LIMA_TEXEL_FORMAT_L8A8, false),
};
+static_assert(offsetof(lima_tex_desc, va) == 24, "lima_tex_desc->va offset isn't 24");
+
bool
lima_texel_format_supported(enum pipe_format pformat)
{
return lima_format_table[pformat].present;
}
+static void
+lima_texture_desc_set_va(lima_tex_desc *desc,
+ int idx,
+ uint32_t va)
+{
+ unsigned va_bit_idx = VA_BIT_OFFSET + (VA_BIT_SIZE * idx);
+ unsigned va_idx = va_bit_idx / 32;
+ va_bit_idx %= 32;
+
+ va >>= 6;
+
+ desc->va[va_idx] |= va << va_bit_idx;
+ if (va_bit_idx <= 6)
+ return;
+ desc->va[va_idx + 1] |= va >> (32 - va_bit_idx);
+}
+
void
-lima_texture_desc_set_res(struct lima_context *ctx, uint32_t *desc,
+lima_texture_desc_set_res(struct lima_context *ctx, lima_tex_desc *desc,
struct pipe_resource *prsc,
unsigned first_level, unsigned last_level)
{
assert(prsc->format < ARRAY_SIZE(lima_format_table));
assert(lima_format_table[prsc->format].present);
- desc[0] |= lima_format_table[prsc->format].lima_format;
- desc[0] |= lima_format_table[prsc->format].swap_r_b ? (1 << 7) : 0;
- desc[2] |= (width << 22);
- desc[3] |= 0x10000 | (height << 3) | (width >> 10);
+ desc->format = lima_format_table[prsc->format].lima_format;
+ desc->swap_r_b = lima_format_table[prsc->format].swap_r_b;
+ desc->width = width;
+ desc->height = height;
+ desc->unknown_3_1 = 1;
if (lima_res->tiled)
layout = 3;
else {
/* for padded linear texture */
if (lima_res->levels[first_level].width != width) {
- desc[0] |= lima_res->levels[first_level].width << 18;
- desc[2] |= 0x100;
+ desc->stride = lima_res->levels[first_level].width;
+ desc->has_stride = 1;
}
layout = 0;
}
/* attach first level */
uint32_t first_va = base_va + lima_res->levels[first_level].offset;
- desc[6] |= (first_va << 24) | (layout << 13);
- desc[7] |= first_va >> 8;
+ desc->va_s.va_0 = first_va >> 6;
+ desc->va_s.layout = layout;
/* Attach remaining levels.
* Each subsequent mipmap address is specified using the 26 msbs.
* These addresses are then packed continuously in memory */
- unsigned current_desc_index = 7;
- unsigned current_desc_bit_index = 24;
- for (i = first_level + 1; i <= last_level; i++) {
- uint32_t address = base_va + lima_res->levels[i].offset;
- address = (address >> 6);
- desc[current_desc_index] |= (address << current_desc_bit_index);
- if (current_desc_bit_index <= 6) {
- current_desc_bit_index += 26;
- if (current_desc_bit_index >= 32) {
- current_desc_bit_index &= 0x1F;
- current_desc_index++;
- }
- continue;
- }
- desc[current_desc_index + 1] |= (address >> (32 - current_desc_bit_index));
- current_desc_bit_index = (current_desc_bit_index + 26) & 0x1F;
- current_desc_index++;
+ for (i = 1; i <= (last_level - first_level); i++) {
+ uint32_t address = base_va + lima_res->levels[first_level + i].offset;
+ lima_texture_desc_set_va(desc, i, address);
}
}
static void
lima_update_tex_desc(struct lima_context *ctx, struct lima_sampler_state *sampler,
- struct lima_sampler_view *texture, void *pdesc)
+ struct lima_sampler_view *texture, void *pdesc,
+ unsigned desc_size)
{
- uint32_t *desc = pdesc;
+ lima_tex_desc *desc = pdesc;
unsigned first_level;
unsigned last_level;
bool mipmapping;
- memset(desc, 0, lima_tex_desc_size);
+ memset(desc, 0, desc_size);
/* 2D texture */
- desc[1] |= 0x400;
+ desc->texture_2d = 1;
first_level = texture->base.u.tex.first_level;
last_level = texture->base.u.tex.last_level;
switch (sampler->base.min_mip_filter) {
case PIPE_TEX_MIPFILTER_LINEAR:
- desc[2] |= 0x0600;
+ desc->min_mipfilter = 3;
case PIPE_TEX_MIPFILTER_NEAREST:
mipmapping = true;
- desc[1] |= ((last_level - first_level) << 24);
+ desc->miplevels = (last_level - first_level);
break;
case PIPE_TEX_MIPFILTER_NONE:
default:
switch (sampler->base.mag_img_filter) {
case PIPE_TEX_FILTER_LINEAR:
- desc[2] &= ~0x1000;
+ desc->mag_img_filter_nearest = 0;
/* no mipmap, filter_mag = linear */
if (!mipmapping)
- desc[1] |= 0x80000000;
+ desc->disable_mipmap = 1;
break;
case PIPE_TEX_FILTER_NEAREST:
default:
- desc[2] |= 0x1000;
+ desc->mag_img_filter_nearest = 1;
break;
}
switch (sampler->base.min_img_filter) {
break;
case PIPE_TEX_FILTER_LINEAR:
- desc[2] &= ~0x0800;
+ desc->min_img_filter_nearest = 0;
break;
case PIPE_TEX_FILTER_NEAREST:
default:
- desc[2] |= 0x0800;
+ desc->min_img_filter_nearest = 1;
break;
}
/* Only clamp, clamp to edge, repeat and mirror repeat are supported */
- desc[2] &= ~0xe000;
switch (sampler->base.wrap_s) {
case PIPE_TEX_WRAP_CLAMP:
- desc[2] |= 0x4000;
+ desc->wrap_s_clamp = 1;
break;
case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
- desc[2] |= 0x2000;
+ desc->wrap_s_clamp_to_edge = 1;
break;
case PIPE_TEX_WRAP_MIRROR_REPEAT:
- desc[2] |= 0x8000;
+ desc->wrap_s_mirror_repeat = 1;
break;
case PIPE_TEX_WRAP_REPEAT:
default:
}
/* Only clamp, clamp to edge, repeat and mirror repeat are supported */
- desc[2] &= ~0x070000;
switch (sampler->base.wrap_t) {
case PIPE_TEX_WRAP_CLAMP:
- desc[2] |= 0x020000;
+ desc->wrap_t_clamp = 1;
break;
case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
- desc[2] |= 0x010000;
+ desc->wrap_t_clamp_to_edge = 1;
break;
case PIPE_TEX_WRAP_MIRROR_REPEAT:
- desc[2] |= 0x040000;
+ desc->wrap_t_mirror_repeat = 1;
break;
case PIPE_TEX_WRAP_REPEAT:
default:
first_level, last_level);
}
+static unsigned
+lima_calc_tex_desc_size(struct lima_sampler_view *texture)
+{
+ unsigned size = offsetof(lima_tex_desc, va);
+ unsigned va_bit_size;
+ unsigned first_level = texture->base.u.tex.first_level;
+ unsigned last_level = texture->base.u.tex.last_level;
+
+ if (last_level - first_level >= LIMA_MAX_MIP_LEVELS)
+ last_level = first_level + LIMA_MAX_MIP_LEVELS - 1;
+
+ va_bit_size = VA_BIT_OFFSET + VA_BIT_SIZE * (last_level - first_level + 1);
+ size += (va_bit_size + 7) >> 3;
+ size = align(size, lima_min_tex_desc_size);
+
+ return size;
+}
+
void
lima_update_textures(struct lima_context *ctx)
{
if (!lima_tex->num_samplers || !lima_tex->num_textures)
return;
- unsigned size = lima_tex_list_size + lima_tex->num_samplers * lima_tex_desc_size;
+ unsigned size = lima_tex_list_size;
+ for (int i = 0; i < lima_tex->num_samplers; i++) {
+ struct lima_sampler_view *texture = lima_sampler_view(lima_tex->textures[i]);
+ size += lima_calc_tex_desc_size(texture);
+ }
+
uint32_t *descs =
lima_ctx_buff_alloc(ctx, lima_ctx_buff_pp_tex_desc, size, true);
+ off_t offset = lima_tex_list_size;
for (int i = 0; i < lima_tex->num_samplers; i++) {
- off_t offset = lima_tex_desc_size * i + lima_tex_list_size;
struct lima_sampler_state *sampler = lima_sampler_state(lima_tex->samplers[i]);
struct lima_sampler_view *texture = lima_sampler_view(lima_tex->textures[i]);
+ unsigned desc_size = lima_calc_tex_desc_size(texture);
descs[i] = lima_ctx_buff_va(ctx, lima_ctx_buff_pp_tex_desc,
LIMA_CTX_BUFF_SUBMIT_PP) + offset;
- lima_update_tex_desc(ctx, sampler, texture, (void *)descs + offset);
+ lima_update_tex_desc(ctx, sampler, texture, (void *)descs + offset, desc_size);
+ offset += desc_size;
}
lima_dump_command_stream_print(
#ifndef H_LIMA_TEXTURE
#define H_LIMA_TEXTURE
-#define lima_tex_desc_size 64
+#define lima_min_tex_desc_size 64
-void lima_texture_desc_set_res(struct lima_context *ctx, uint32_t *desc,
+typedef struct __attribute__((__packed__)) {
+ /* Word 0 */
+ uint32_t format : 6;
+ uint32_t flag1: 1;
+ uint32_t swap_r_b: 1;
+ uint32_t unknown_0_1: 10;
+ uint32_t stride: 13;
+ uint32_t unknown_0_2: 1;
+
+ /* Word 1*/
+ uint32_t unknown_1_1: 10;
+ uint32_t texture_2d: 1;
+ uint32_t unknown_1_2: 13;
+ uint32_t miplevels: 4;
+ uint32_t unknown_1_3: 3;
+ uint32_t disable_mipmap: 1;
+
+ /* Word 2-3 */
+ uint32_t unknown_2_1: 8;
+ uint32_t has_stride: 1;
+ uint32_t min_mipfilter: 2; /* 0x3 for linear, 0x0 for neares */
+ uint32_t min_img_filter_nearest: 1;
+ uint32_t mag_img_filter_nearest: 1;
+ uint32_t wrap_s_clamp_to_edge: 1;
+ uint32_t wrap_s_clamp: 1;
+ uint32_t wrap_s_mirror_repeat: 1;
+ uint32_t wrap_t_clamp_to_edge: 1;
+ uint32_t wrap_t_clamp: 1;
+ uint32_t wrap_t_mirror_repeat: 1;
+ uint32_t unknown_2_2: 3;
+ uint32_t width: 13;
+ uint32_t height: 13;
+ uint32_t unknown_3_1: 1;
+ uint32_t unknown_3_2: 15;
+
+ /* Word 4 */
+ uint32_t unknown_4;
+
+ /* Word 5 */
+ uint32_t unknown_5;
+
+ /* Word 6-15 */
+ /* layout is in va[0] bit 13-14 */
+ /* VAs start in va[0] at bit 30, each VA is 26 bits (only MSBs are stored), stored
+ * linearly in memory */
+ union {
+ uint32_t va[0];
+ struct __attribute__((__packed__)) {
+ uint32_t unknown_6_1: 12;
+ uint32_t layout: 2;
+ uint32_t unknown_6_2: 10;
+ uint32_t unknown_6_3: 6;
+#define VA_BIT_OFFSET 30
+#define VA_BIT_SIZE 26
+ uint32_t va_0: VA_BIT_SIZE;
+ uint32_t va_0_1: 8;
+ uint32_t va_1_x[0];
+ } va_s;
+ };
+} lima_tex_desc;
+
+void lima_texture_desc_set_res(struct lima_context *ctx, lima_tex_desc *desc,
struct pipe_resource *prsc,
unsigned first_level, unsigned last_level);
void lima_update_textures(struct lima_context *ctx);
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