nouveau/nir: Implement load_global_constant
[mesa.git] / src / gallium / drivers / virgl / virgl_screen.c
index db3a520508ef1d388e766d621c0a10ea895e6008..b7cd406dbca7f5759abf71708fc2eec799df97dc 100644 (file)
@@ -21,8 +21,8 @@
  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 #include "util/u_memory.h"
-#include "util/u_format.h"
-#include "util/u_format_s3tc.h"
+#include "util/format/u_format.h"
+#include "util/format/u_format_s3tc.h"
 #include "util/u_screen.h"
 #include "util/u_video.h"
 #include "util/u_math.h"
@@ -37,7 +37,7 @@
 #include "virgl_resource.h"
 #include "virgl_public.h"
 #include "virgl_context.h"
-#include "virgl_protocol.h"
+#include "virtio-gpu/virgl_protocol.h"
 
 int virgl_debug = 0;
 static const struct debug_named_value debug_options[] = {
@@ -54,7 +54,7 @@ DEBUG_GET_ONCE_FLAGS_OPTION(virgl_debug, "VIRGL_DEBUG", debug_options, 0)
 static const char *
 virgl_get_vendor(struct pipe_screen *screen)
 {
-   return "Red Hat";
+   return "Mesa/X.org";
 }
 
 
@@ -115,13 +115,18 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
       return vscreen->caps.caps.v1.bset.fragment_coord_conventions;
    case PIPE_CAP_DEPTH_CLIP_DISABLE:
-      return vscreen->caps.caps.v1.bset.depth_clip_disable;
+      if (vscreen->caps.caps.v1.bset.depth_clip_disable)
+         return 1;
+      if (vscreen->caps.caps.v2.host_feature_check_version >= 3)
+         return 2;
+      return 0;
    case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
       return vscreen->caps.caps.v1.max_streamout_buffers;
    case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
    case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
       return 16*4;
    case PIPE_CAP_PRIMITIVE_RESTART:
+   case PIPE_CAP_PRIMITIVE_RESTART_FIXED_INDEX:
       return vscreen->caps.caps.v1.bset.primitive_restart;
    case PIPE_CAP_SHADER_STENCIL_EXPORT:
       return vscreen->caps.caps.v1.bset.shader_stencil_export;
@@ -257,6 +262,8 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap param)
    case PIPE_CAP_FBFETCH:
       return (vscreen->caps.caps.v2.capability_bits &
               VIRGL_CAP_TGSI_FBFETCH) ? 1 : 0;
+   case PIPE_CAP_BLEND_EQUATION_ADVANCED:
+      return vscreen->caps.caps.v2.capability_bits_v2 & VIRGL_CAP_V2_BLEND_EQUATION;
    case PIPE_CAP_TGSI_CLOCK:
       return vscreen->caps.caps.v2.capability_bits & VIRGL_CAP_SHADER_CLOCK;
    case PIPE_CAP_TGSI_ARRAY_COMPONENTS:
@@ -284,70 +291,15 @@ virgl_get_param(struct pipe_screen *screen, enum pipe_cap param)
       return !!(vscreen->caps.caps.v2.capability_bits & VIRGL_CAP_MULTI_DRAW_INDIRECT);
    case PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS:
       return !!(vscreen->caps.caps.v2.capability_bits & VIRGL_CAP_INDIRECT_PARAMS);
-   case PIPE_CAP_TEXTURE_GATHER_SM5:
-   case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
-   case PIPE_CAP_TEXTURE_GATHER_OFFSETS:
-   case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION:
-   case PIPE_CAP_VERTEXID_NOBASE:
-   case PIPE_CAP_MULTISAMPLE_Z_RESOLVE:
-   case PIPE_CAP_RESOURCE_FROM_USER_MEMORY:
-   case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
-   case PIPE_CAP_DEPTH_BOUNDS_TEST:
-   case PIPE_CAP_SHAREABLE_SHADERS:
-   case PIPE_CAP_CLEAR_TEXTURE:
-   case PIPE_CAP_DRAW_PARAMETERS:
-   case PIPE_CAP_TGSI_PACK_HALF_FLOAT:
-   case PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL:
-   case PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL:
-   case PIPE_CAP_INVALIDATE_BUFFER:
-   case PIPE_CAP_GENERATE_MIPMAP:
-   case PIPE_CAP_SURFACE_REINTERPRET_BLOCKS:
-   case PIPE_CAP_STRING_MARKER:
-   case PIPE_CAP_QUERY_MEMORY_INFO:
    case PIPE_CAP_PCI_GROUP:
    case PIPE_CAP_PCI_BUS:
    case PIPE_CAP_PCI_DEVICE:
    case PIPE_CAP_PCI_FUNCTION:
-   case PIPE_CAP_PRIMITIVE_RESTART_FOR_PATCHES:
-   case PIPE_CAP_TGSI_VOTE:
-   case PIPE_CAP_MAX_WINDOW_RECTANGLES:
-   case PIPE_CAP_POLYGON_OFFSET_UNITS_UNSCALED:
-   case PIPE_CAP_VIEWPORT_SUBPIXEL_BITS:
-   case PIPE_CAP_TGSI_CAN_READ_OUTPUTS:
    case PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY:
-   case PIPE_CAP_TGSI_MUL_ZERO_WINS:
-   case PIPE_CAP_INT64:
-   case PIPE_CAP_INT64_DIVMOD:
-   case PIPE_CAP_TGSI_TEX_TXF_LZ:
-   case PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE:
-   case PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE:
-   case PIPE_CAP_TGSI_BALLOT:
-   case PIPE_CAP_TGSI_TES_LAYER_VIEWPORT:
-   case PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX:
    case PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION:
-   case PIPE_CAP_POST_DEPTH_COVERAGE:
-   case PIPE_CAP_BINDLESS_TEXTURE:
-   case PIPE_CAP_NIR_SAMPLERS_AS_DEREF:
-   case PIPE_CAP_MEMOBJ:
-   case PIPE_CAP_LOAD_CONSTBUF:
-   case PIPE_CAP_TGSI_ANY_REG_AS_ADDRESS:
-   case PIPE_CAP_TILE_RASTER_ORDER:
-   case PIPE_CAP_MAX_COMBINED_SHADER_OUTPUT_RESOURCES:
-   case PIPE_CAP_FRAMEBUFFER_MSAA_CONSTRAINTS:
-   case PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET:
-   case PIPE_CAP_CONTEXT_PRIORITY_MASK:
-   case PIPE_CAP_FENCE_SIGNAL:
-   case PIPE_CAP_CONSTBUF0_FLAGS:
-   case PIPE_CAP_PACKED_UNIFORMS:
-   case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_TRIANGLES:
-   case PIPE_CAP_CONSERVATIVE_RASTER_POST_SNAP_POINTS_LINES:
-   case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_TRIANGLES:
-   case PIPE_CAP_CONSERVATIVE_RASTER_PRE_SNAP_POINTS_LINES:
-   case PIPE_CAP_CONSERVATIVE_RASTER_POST_DEPTH_COVERAGE:
-   case PIPE_CAP_MAX_CONSERVATIVE_RASTER_SUBPIXEL_PRECISION_BIAS:
-   case PIPE_CAP_PROGRAMMABLE_SAMPLE_LOCATIONS:
-   case PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET:
       return 0;
+   case PIPE_CAP_CLEAR_TEXTURE:
+      return vscreen->caps.caps.v2.capability_bits & VIRGL_CAP_CLEAR_TEXTURE;
    case PIPE_CAP_CLIP_HALFZ:
       return vscreen->caps.caps.v2.capability_bits & VIRGL_CAP_CLIP_HALFZ;
    case PIPE_CAP_MAX_GS_INVOCATIONS:
@@ -458,9 +410,10 @@ virgl_get_shader_param(struct pipe_screen *screen,
       case PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS:
       case PIPE_SHADER_CAP_INT64_ATOMICS:
       case PIPE_SHADER_CAP_FP16:
+      case PIPE_SHADER_CAP_FP16_DERIVATIVES:
+      case PIPE_SHADER_CAP_INT16:
+      case PIPE_SHADER_CAP_GLSL_16BIT_CONSTS:
          return 0;
-      case PIPE_SHADER_CAP_SCALAR_ISA:
-         return 1;
       default:
          return 0;
       }
@@ -541,7 +494,7 @@ virgl_get_compute_param(struct pipe_screen *screen,
    return 0;
 }
 
-static boolean
+static bool
 has_format_bit(struct virgl_supported_format_mask *mask,
                enum virgl_formats fmt)
 {
@@ -550,10 +503,10 @@ has_format_bit(struct virgl_supported_format_mask *mask,
    unsigned idx = val / 32;
    unsigned bit = val % 32;
    assert(idx < ARRAY_SIZE(mask->bitmask));
-   return (mask->bitmask[val / 32] & (1u << bit)) != 0;
+   return (mask->bitmask[idx] & (1u << bit)) != 0;
 }
 
-boolean
+bool
 virgl_has_readback_format(struct pipe_screen *screen,
                           enum virgl_formats fmt)
 {
@@ -562,7 +515,7 @@ virgl_has_readback_format(struct pipe_screen *screen,
                          fmt);
 }
 
-static boolean
+static bool
 virgl_is_vertex_format_supported(struct pipe_screen *screen,
                                  enum pipe_format format)
 {
@@ -572,15 +525,15 @@ virgl_is_vertex_format_supported(struct pipe_screen *screen,
 
    format_desc = util_format_description(format);
    if (!format_desc)
-      return FALSE;
+      return false;
 
    if (format == PIPE_FORMAT_R11G11B10_FLOAT) {
       int vformat = VIRGL_FORMAT_R11G11B10_FLOAT;
       int big = vformat / 32;
       int small = vformat % 32;
       if (!(vscreen->caps.caps.v1.vertexbuffer.bitmask[big] & (1 << small)))
-         return FALSE;
-      return TRUE;
+         return false;
+      return true;
    }
 
    /* Find the first non-VOID channel. */
@@ -591,25 +544,26 @@ virgl_is_vertex_format_supported(struct pipe_screen *screen,
    }
 
    if (i == 4)
-      return FALSE;
+      return false;
 
    if (format_desc->layout != UTIL_FORMAT_LAYOUT_PLAIN)
-      return FALSE;
+      return false;
 
    if (format_desc->channel[i].type == UTIL_FORMAT_TYPE_FIXED)
-      return FALSE;
-   return TRUE;
+      return false;
+   return true;
 }
 
-static boolean
+static bool
 virgl_format_check_bitmask(enum pipe_format format,
                            uint32_t bitmask[16],
-                           boolean may_emulate_bgra)
+                           bool may_emulate_bgra)
 {
-   int big = format / 32;
-   int small = format % 32;
+   enum virgl_formats vformat = pipe_to_virgl_format(format);
+   int big = vformat / 32;
+   int small = vformat % 32;
    if ((bitmask[big] & (1 << small)))
-      return TRUE;
+      return true;
 
    /* On GLES hosts we don't advertise BGRx_SRGB, but we may be able
     * emulate it by using a swizzled RGBx */
@@ -619,15 +573,16 @@ virgl_format_check_bitmask(enum pipe_format format,
       else if (format == PIPE_FORMAT_B8G8R8X8_SRGB)
          format = PIPE_FORMAT_R8G8B8X8_SRGB;
       else {
-         return FALSE;
+         return false;
       }
 
-      big = format / 32;
-      small = format % 32;
+      vformat = pipe_to_virgl_format(format);
+      big = vformat / 32;
+      small = vformat % 32;
       if (bitmask[big] & (1 << small))
-         return TRUE;
+         return true;
    }
-   return FALSE;
+   return false;
 }
 
 /**
@@ -635,7 +590,7 @@ virgl_format_check_bitmask(enum pipe_format format,
  * \param format  the format to test
  * \param type  one of PIPE_TEXTURE, PIPE_SURFACE
  */
-static boolean
+static bool
 virgl_is_format_supported( struct pipe_screen *screen,
                                  enum pipe_format format,
                                  enum pipe_texture_target target,
@@ -647,11 +602,17 @@ virgl_is_format_supported( struct pipe_screen *screen,
    const struct util_format_description *format_desc;
    int i;
 
-   boolean may_emulate_bgra = false;
+   union virgl_caps *caps = &vscreen->caps.caps; 
+   boolean may_emulate_bgra = (caps->v2.capability_bits &
+                               VIRGL_CAP_APP_TWEAK_SUPPORT) &&
+                               vscreen->tweak_gles_emulate_bgra;
 
    if (MAX2(1, sample_count) != MAX2(1, storage_sample_count))
       return false;
 
+   if (!util_is_power_of_two_or_zero(sample_count))
+      return false;
+
    assert(target == PIPE_BUFFER ||
           target == PIPE_TEXTURE_1D ||
           target == PIPE_TEXTURE_1D_ARRAY ||
@@ -664,22 +625,22 @@ virgl_is_format_supported( struct pipe_screen *screen,
 
    format_desc = util_format_description(format);
    if (!format_desc)
-      return FALSE;
+      return false;
 
    if (util_format_is_intensity(format))
-      return FALSE;
+      return false;
 
    if (sample_count > 1) {
-      if (!vscreen->caps.caps.v1.bset.texture_multisample)
-         return FALSE;
+      if (!caps->v1.bset.texture_multisample)
+         return false;
 
       if (bind & PIPE_BIND_SHADER_IMAGE) {
-         if (sample_count > vscreen->caps.caps.v2.max_image_samples)
-            return FALSE;
+         if (sample_count > caps->v2.max_image_samples)
+            return false;
       }
 
-      if (sample_count > vscreen->caps.caps.v1.max_samples)
-         return FALSE;
+      if (sample_count > caps->v1.max_samples)
+         return false;
    }
 
    if (bind & PIPE_BIND_VERTEX_BUFFER) {
@@ -687,24 +648,21 @@ virgl_is_format_supported( struct pipe_screen *screen,
    }
 
    if (util_format_is_compressed(format) && target == PIPE_BUFFER)
-      return FALSE;
+      return false;
 
    /* Allow 3-comp 32 bit textures only for TBOs (needed for ARB_tbo_rgb32) */
    if ((format == PIPE_FORMAT_R32G32B32_FLOAT ||
        format == PIPE_FORMAT_R32G32B32_SINT ||
        format == PIPE_FORMAT_R32G32B32_UINT) &&
        target != PIPE_BUFFER)
-      return FALSE;
+      return false;
 
    if ((format_desc->layout == UTIL_FORMAT_LAYOUT_RGTC ||
         format_desc->layout == UTIL_FORMAT_LAYOUT_ETC ||
         format_desc->layout == UTIL_FORMAT_LAYOUT_S3TC) &&
        target == PIPE_TEXTURE_3D)
-      return FALSE;
+      return false;
 
-   may_emulate_bgra = (vscreen->caps.caps.v2.capability_bits &
-                       VIRGL_CAP_APP_TWEAK_SUPPORT) &&
-                      vscreen->tweak_gles_emulate_bgra;
 
    if (bind & PIPE_BIND_RENDER_TARGET) {
       /* For ARB_framebuffer_no_attachments. */
@@ -712,26 +670,31 @@ virgl_is_format_supported( struct pipe_screen *screen,
          return TRUE;
 
       if (format_desc->colorspace == UTIL_FORMAT_COLORSPACE_ZS)
-         return FALSE;
+         return false;
 
       /*
        * Although possible, it is unnatural to render into compressed or YUV
        * surfaces. So disable these here to avoid going into weird paths
-       * inside the state trackers.
+       * inside gallium frontends.
        */
       if (format_desc->block.width != 1 ||
           format_desc->block.height != 1)
-         return FALSE;
+         return false;
 
       if (!virgl_format_check_bitmask(format,
-                                      vscreen->caps.caps.v1.render.bitmask,
+                                      caps->v1.render.bitmask,
                                       may_emulate_bgra))
-         return FALSE;
+         return false;
    }
 
    if (bind & PIPE_BIND_DEPTH_STENCIL) {
       if (format_desc->colorspace != UTIL_FORMAT_COLORSPACE_ZS)
-         return FALSE;
+         return false;
+   }
+
+   if (bind & PIPE_BIND_SCANOUT) {
+      if (!virgl_format_check_bitmask(format, caps->v2.scanout.bitmask, false))
+         return false;
    }
 
    /*
@@ -747,6 +710,9 @@ virgl_is_format_supported( struct pipe_screen *screen,
    if (format_desc->layout == UTIL_FORMAT_LAYOUT_BPTC) {
       goto out_lookup;
    }
+   if (format_desc->layout == UTIL_FORMAT_LAYOUT_ETC) {
+      goto out_lookup;
+   }
 
    if (format == PIPE_FORMAT_R11G11B10_FLOAT) {
       goto out_lookup;
@@ -762,15 +728,15 @@ virgl_is_format_supported( struct pipe_screen *screen,
    }
 
    if (i == 4)
-      return FALSE;
+      return false;
 
    /* no L4A4 */
    if (format_desc->nr_channels < 4 && format_desc->channel[i].size == 4)
-      return FALSE;
+      return false;
 
  out_lookup:
    return virgl_format_check_bitmask(format,
-                                     vscreen->caps.caps.v1.sampler.bitmask,
+                                     caps->v1.sampler.bitmask,
                                      may_emulate_bgra);
 }
 
@@ -798,10 +764,10 @@ static void virgl_fence_reference(struct pipe_screen *screen,
    vws->fence_reference(vws, ptr, fence);
 }
 
-static boolean virgl_fence_finish(struct pipe_screen *screen,
-                                  struct pipe_context *ctx,
-                                  struct pipe_fence_handle *fence,
-                                  uint64_t timeout)
+static bool virgl_fence_finish(struct pipe_screen *screen,
+                               struct pipe_context *ctx,
+                               struct pipe_fence_handle *fence,
+                               uint64_t timeout)
 {
    struct virgl_screen *vscreen = virgl_screen(screen);
    struct virgl_winsys *vws = vscreen->vws;
@@ -838,21 +804,19 @@ virgl_destroy_screen(struct pipe_screen *screen)
 }
 
 static void
-fixup_readback_format(union virgl_caps *caps)
+fixup_formats(union virgl_caps *caps, struct virgl_supported_format_mask *mask)
 {
-   const size_t size = ARRAY_SIZE(caps->v2.supported_readback_formats.bitmask);
+   const size_t size = ARRAY_SIZE(mask->bitmask);
    for (int i = 0; i < size; ++i) {
-      if (caps->v2.supported_readback_formats.bitmask[i] != 0)
+      if (mask->bitmask[i] != 0)
          return; /* we got some formats, we definately have a new protocol */
    }
 
    /* old protocol used; fall back to considering all sampleable formats valid
     * readback-formats
     */
-   for (int i = 0; i < size; ++i) {
-      caps->v2.supported_readback_formats.bitmask[i] =
-         caps->v1.sampler.bitmask[i];
-   }
+   for (int i = 0; i < size; ++i)
+      mask->bitmask[i] = caps->v1.sampler.bitmask[i];
 }
 
 struct pipe_screen *
@@ -901,7 +865,9 @@ virgl_create_screen(struct virgl_winsys *vws, const struct pipe_screen_config *c
    virgl_init_screen_resource_functions(&screen->base);
 
    vws->get_caps(vws, &screen->caps);
-   fixup_readback_format(&screen->caps.caps);
+   fixup_formats(&screen->caps.caps,
+                 &screen->caps.caps.v2.supported_readback_formats);
+   fixup_formats(&screen->caps.caps, &screen->caps.caps.v2.scanout);
 
    screen->refcnt = 1;