mesa: add xbgr support adjacent to xrgb
[mesa.git] / src / gallium / state_trackers / dri / dri_screen.c
index 85393d867e4f2018256fc29d79aac89dbdc84b40..bd0925b905518c60b608fe2698dcd173709b320e 100644 (file)
@@ -30,9 +30,9 @@
  */
 
 #include "utils.h"
-#include "xmlpool.h"
 
 #include "dri_screen.h"
+#include "dri_context.h"
 
 #include "util/u_inlines.h"
 #include "pipe/p_screen.h"
 #undef false
 
 const __DRIconfigOptionsExtension gallium_config_options = {
-   .base = { __DRI_CONFIG_OPTIONS, 1 },
-   .xml =
-
-   DRI_CONF_BEGIN
-      DRI_CONF_SECTION_QUALITY
-         DRI_CONF_FORCE_S3TC_ENABLE("false")
-         DRI_CONF_PP_CELSHADE(0)
-         DRI_CONF_PP_NORED(0)
-         DRI_CONF_PP_NOGREEN(0)
-         DRI_CONF_PP_NOBLUE(0)
-         DRI_CONF_PP_JIMENEZMLAA(0, 0, 32)
-         DRI_CONF_PP_JIMENEZMLAA_COLOR(0, 0, 32)
-      DRI_CONF_SECTION_END
-
-      DRI_CONF_SECTION_DEBUG
-         DRI_CONF_FORCE_GLSL_EXTENSIONS_WARN("false")
-         DRI_CONF_DISABLE_GLSL_LINE_CONTINUATIONS("false")
-         DRI_CONF_DISABLE_BLEND_FUNC_EXTENDED("false")
-         DRI_CONF_DISABLE_SHADER_BIT_ENCODING("false")
-         DRI_CONF_FORCE_GLSL_VERSION(0)
-         DRI_CONF_ALLOW_GLSL_EXTENSION_DIRECTIVE_MIDSHADER("false")
-      DRI_CONF_SECTION_END
-
-      DRI_CONF_SECTION_MISCELLANEOUS
-         DRI_CONF_ALWAYS_HAVE_DEPTH_BUFFER("false")
-      DRI_CONF_SECTION_END
-   DRI_CONF_END
+   .base = { __DRI_CONFIG_OPTIONS, 2 },
+   .xml = gallium_driinfo_xml,
+   .getXml = pipe_loader_get_driinfo_xml
 };
 
 #define false 0
 
 static void
-dri_fill_st_options(struct st_config_options *options,
-                    const struct driOptionCache * optionCache)
+dri_fill_st_options(struct dri_screen *screen)
 {
+   struct st_config_options *options = &screen->options;
+   const struct driOptionCache *optionCache = &screen->dev->option_cache;
+
    options->disable_blend_func_extended =
       driQueryOptionb(optionCache, "disable_blend_func_extended");
    options->disable_glsl_line_continuations =
@@ -94,24 +72,85 @@ dri_fill_st_options(struct st_config_options *options,
       driQueryOptionb(optionCache, "force_glsl_extensions_warn");
    options->force_glsl_version =
       driQueryOptioni(optionCache, "force_glsl_version");
-   options->force_s3tc_enable =
-      driQueryOptionb(optionCache, "force_s3tc_enable");
    options->allow_glsl_extension_directive_midshader =
       driQueryOptionb(optionCache, "allow_glsl_extension_directive_midshader");
+   options->allow_glsl_builtin_variable_redeclaration =
+      driQueryOptionb(optionCache, "allow_glsl_builtin_variable_redeclaration");
+   options->allow_higher_compat_version =
+      driQueryOptionb(optionCache, "allow_higher_compat_version");
+   options->glsl_zero_init = driQueryOptionb(optionCache, "glsl_zero_init");
+   options->force_glsl_abs_sqrt =
+      driQueryOptionb(optionCache, "force_glsl_abs_sqrt");
+   options->allow_glsl_cross_stage_interpolation_mismatch =
+      driQueryOptionb(optionCache, "allow_glsl_cross_stage_interpolation_mismatch");
+
+   driComputeOptionsSha1(optionCache, options->config_options_sha1);
+}
+
+static unsigned
+dri_loader_get_cap(struct dri_screen *screen, enum dri_loader_cap cap)
+{
+   const __DRIdri2LoaderExtension *dri2_loader = screen->sPriv->dri2.loader;
+   const __DRIimageLoaderExtension *image_loader = screen->sPriv->image.loader;
+
+   if (dri2_loader && dri2_loader->base.version >= 4 &&
+       dri2_loader->getCapability)
+      return dri2_loader->getCapability(screen->sPriv->loaderPrivate, cap);
+
+   if (image_loader && image_loader->base.version >= 2 &&
+       image_loader->getCapability)
+      return image_loader->getCapability(screen->sPriv->loaderPrivate, cap);
+
+   return 0;
 }
 
 static const __DRIconfig **
 dri_fill_in_modes(struct dri_screen *screen)
 {
-   static const mesa_format mesa_formats[3] = {
+   static const mesa_format mesa_formats[] = {
+      MESA_FORMAT_B10G10R10A2_UNORM,
+      MESA_FORMAT_B10G10R10X2_UNORM,
+      MESA_FORMAT_R10G10B10A2_UNORM,
+      MESA_FORMAT_R10G10B10X2_UNORM,
       MESA_FORMAT_B8G8R8A8_UNORM,
       MESA_FORMAT_B8G8R8X8_UNORM,
+      MESA_FORMAT_B8G8R8A8_SRGB,
+      MESA_FORMAT_B8G8R8X8_SRGB,
       MESA_FORMAT_B5G6R5_UNORM,
+
+      /* The 32-bit RGBA format must not precede the 32-bit BGRA format.
+       * Likewise for RGBX and BGRX.  Otherwise, the GLX client and the GLX
+       * server may disagree on which format the GLXFBConfig represents,
+       * resulting in swapped color channels.
+       *
+       * The problem, as of 2017-05-30:
+       * When matching a GLXFBConfig to a __DRIconfig, GLX ignores the channel
+       * order and chooses the first __DRIconfig with the expected channel
+       * sizes. Specifically, GLX compares the GLXFBConfig's and __DRIconfig's
+       * __DRI_ATTRIB_{CHANNEL}_SIZE but ignores __DRI_ATTRIB_{CHANNEL}_MASK.
+       *
+       * EGL does not suffer from this problem. It correctly compares the
+       * channel masks when matching EGLConfig to __DRIconfig.
+       */
+
+      /* Required by Android, for HAL_PIXEL_FORMAT_RGBA_8888. */
+      MESA_FORMAT_R8G8B8A8_UNORM,
+
+      /* Required by Android, for HAL_PIXEL_FORMAT_RGBX_8888. */
+      MESA_FORMAT_R8G8B8X8_UNORM,
    };
-   static const enum pipe_format pipe_formats[3] = {
+   static const enum pipe_format pipe_formats[] = {
+      PIPE_FORMAT_B10G10R10A2_UNORM,
+      PIPE_FORMAT_B10G10R10X2_UNORM,
+      PIPE_FORMAT_R10G10B10A2_UNORM,
+      PIPE_FORMAT_R10G10B10X2_UNORM,
       PIPE_FORMAT_BGRA8888_UNORM,
       PIPE_FORMAT_BGRX8888_UNORM,
+      PIPE_FORMAT_BGRA8888_SRGB,
+      PIPE_FORMAT_BGRX8888_SRGB,
       PIPE_FORMAT_B5G6R5_UNORM,
+      PIPE_FORMAT_RGBA8888_UNORM,
+      PIPE_FORMAT_RGBX8888_UNORM,
    };
    mesa_format format;
    __DRIconfig **configs = NULL;
@@ -122,12 +161,15 @@ dri_fill_in_modes(struct dri_screen *screen)
    unsigned i;
    struct pipe_screen *p_screen = screen->base.screen;
    boolean pf_z16, pf_x8z24, pf_z24x8, pf_s8z24, pf_z24s8, pf_z32;
+   boolean mixed_color_depth;
+   boolean allow_rgb10;
 
    static const GLenum back_buffer_modes[] = {
-      GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
+      __DRI_ATTRIB_SWAP_NONE, __DRI_ATTRIB_SWAP_UNDEFINED,
+      __DRI_ATTRIB_SWAP_COPY
    };
 
-   if (driQueryOptionb(&screen->optionCache, "always_have_depth_buffer")) {
+   if (driQueryOptionb(&screen->dev->option_cache, "always_have_depth_buffer")) {
       /* all visuals will have a depth buffer */
       depth_buffer_factor = 0;
    }
@@ -136,7 +178,9 @@ dri_fill_in_modes(struct dri_screen *screen)
       stencil_bits_array[0] = 0;
       depth_buffer_factor = 1;
    }
+
+   allow_rgb10 = driQueryOptionb(&screen->dev->option_cache, "allow_rgb10_configs");
+
    msaa_samples_max = (screen->st_api->feature_mask & ST_API_FEATURE_MS_VISUALS_MASK)
       ? MSAA_VISUAL_MAX_SAMPLES : 1;
 
@@ -178,14 +222,36 @@ dri_fill_in_modes(struct dri_screen *screen)
       stencil_bits_array[depth_buffer_factor++] = 0;
    }
 
+   mixed_color_depth =
+      p_screen->get_param(p_screen, PIPE_CAP_MIXED_COLOR_DEPTH_BITS);
+
    assert(ARRAY_SIZE(mesa_formats) == ARRAY_SIZE(pipe_formats));
 
+   /* Expose only BGRA ordering if the loader doesn't support RGBA ordering. */
+   unsigned num_formats;
+   if (dri_loader_get_cap(screen, DRI_LOADER_CAP_RGBA_ORDERING))
+      num_formats = ARRAY_SIZE(mesa_formats);
+   else
+      num_formats = ARRAY_SIZE(mesa_formats) - 2; /* all - RGBA_ORDERING formats */
+
    /* Add configs. */
-   for (format = 0; format < ARRAY_SIZE(mesa_formats); format++) {
+   for (format = 0; format < num_formats; format++) {
       __DRIconfig **new_configs = NULL;
       unsigned num_msaa_modes = 0; /* includes a single-sample mode */
       uint8_t msaa_modes[MSAA_VISUAL_MAX_SAMPLES];
 
+      if (!allow_rgb10 &&
+          (mesa_formats[format] == MESA_FORMAT_B10G10R10A2_UNORM ||
+           mesa_formats[format] == MESA_FORMAT_B10G10R10X2_UNORM ||
+           mesa_formats[format] == MESA_FORMAT_R10G10B10A2_UNORM ||
+           mesa_formats[format] == MESA_FORMAT_R10G10B10X2_UNORM))
+         continue;
+
+      if (!p_screen->is_format_supported(p_screen, pipe_formats[format],
+                                         PIPE_TEXTURE_2D, 0,
+                                         PIPE_BIND_RENDER_TARGET))
+         continue;
+
       for (i = 1; i <= msaa_samples_max; i++) {
          int samples = i > 1 ? i : 0;
 
@@ -203,7 +269,7 @@ dri_fill_in_modes(struct dri_screen *screen)
                                         depth_buffer_factor, back_buffer_modes,
                                         ARRAY_SIZE(back_buffer_modes),
                                         msaa_modes, 1,
-                                        GL_TRUE);
+                                        GL_TRUE, !mixed_color_depth);
          configs = driConcatConfigs(configs, new_configs);
 
          /* Multi-sample configs without an accumulation buffer. */
@@ -213,7 +279,7 @@ dri_fill_in_modes(struct dri_screen *screen)
                                            depth_buffer_factor, back_buffer_modes,
                                            ARRAY_SIZE(back_buffer_modes),
                                            msaa_modes+1, num_msaa_modes-1,
-                                           GL_FALSE);
+                                           GL_FALSE, !mixed_color_depth);
             configs = driConcatConfigs(configs, new_configs);
          }
       }
@@ -239,13 +305,59 @@ dri_fill_st_visual(struct st_visual *stvis, struct dri_screen *screen,
    if (!mode)
       return;
 
-   if (mode->redBits == 8) {
-      if (mode->alphaBits == 8)
-         stvis->color_format = PIPE_FORMAT_BGRA8888_UNORM;
-      else
-         stvis->color_format = PIPE_FORMAT_BGRX8888_UNORM;
-   } else {
+   /* Deduce the color format. */
+   switch (mode->redMask) {
+   case 0x3FF00000:
+      if (mode->alphaMask) {
+         assert(mode->alphaMask == 0xC0000000);
+         stvis->color_format = PIPE_FORMAT_B10G10R10A2_UNORM;
+      } else {
+         stvis->color_format = PIPE_FORMAT_B10G10R10X2_UNORM;
+      }
+      break;
+
+   case 0x000003FF:
+      if (mode->alphaMask) {
+         assert(mode->alphaMask == 0xC0000000);
+         stvis->color_format = PIPE_FORMAT_R10G10B10A2_UNORM;
+      } else {
+         stvis->color_format = PIPE_FORMAT_R10G10B10X2_UNORM;
+      }
+      break;
+
+   case 0x00FF0000:
+      if (mode->alphaMask) {
+         assert(mode->alphaMask == 0xFF000000);
+         stvis->color_format = mode->sRGBCapable ?
+                                  PIPE_FORMAT_BGRA8888_SRGB :
+                                  PIPE_FORMAT_BGRA8888_UNORM;
+      } else {
+         stvis->color_format = mode->sRGBCapable ?
+                                  PIPE_FORMAT_BGRX8888_SRGB :
+                                  PIPE_FORMAT_BGRX8888_UNORM;
+      }
+      break;
+
+   case 0x000000FF:
+      if (mode->alphaMask) {
+         assert(mode->alphaMask == 0xFF000000);
+         stvis->color_format = mode->sRGBCapable ?
+                                  PIPE_FORMAT_RGBA8888_SRGB :
+                                  PIPE_FORMAT_RGBA8888_UNORM;
+      } else {
+         stvis->color_format = mode->sRGBCapable ?
+                                  PIPE_FORMAT_RGBX8888_SRGB :
+                                  PIPE_FORMAT_RGBX8888_UNORM;
+      }
+      break;
+
+   case 0x0000F800:
       stvis->color_format = PIPE_FORMAT_B5G6R5_UNORM;
+      break;
+
+   default:
+      assert(!"unsupported visual: invalid red mask");
+      return;
    }
 
    if (mode->sampleBuffers) {
@@ -313,6 +425,17 @@ dri_get_egl_image(struct st_manager *smapi,
 
    stimg->texture = NULL;
    pipe_resource_reference(&stimg->texture, img->texture);
+   switch (img->dri_components) {
+   case __DRI_IMAGE_COMPONENTS_Y_U_V:
+      stimg->format = PIPE_FORMAT_IYUV;
+      break;
+   case __DRI_IMAGE_COMPONENTS_Y_UV:
+      stimg->format = PIPE_FORMAT_NV12;
+      break;
+   default:
+      stimg->format = img->texture->format;
+      break;
+   }
    stimg->level = img->level;
    stimg->layer = img->layer;
 
@@ -333,39 +456,19 @@ dri_get_param(struct st_manager *smapi,
    }
 }
 
-static void
-dri_destroy_option_cache(struct dri_screen * screen)
-{
-   int i;
-
-   if (screen->optionCache.info) {
-      for (i = 0; i < (1 << screen->optionCache.tableSize); ++i) {
-         free(screen->optionCache.info[i].name);
-         free(screen->optionCache.info[i].ranges);
-      }
-      free(screen->optionCache.info);
-   }
-
-   free(screen->optionCache.values);
-
-   /* Default values are copied to screen->optionCache->values in
-    * initOptionCache. The info field, however, is a pointer copy, so don't free
-    * that twice.
-    */
-   free(screen->optionCacheDefaults.values);
-}
-
 void
 dri_destroy_screen_helper(struct dri_screen * screen)
 {
+   if (screen->base.destroy)
+      screen->base.destroy(&screen->base);
+
    if (screen->st_api && screen->st_api->destroy)
       screen->st_api->destroy(screen->st_api);
 
    if (screen->base.screen)
       screen->base.screen->destroy(screen->base.screen);
 
-   dri_destroy_option_cache(screen);
-   pipe_mutex_destroy(screen->opencl_func_mutex);
+   mtx_destroy(&screen->opencl_func_mutex);
 }
 
 void
@@ -375,9 +478,7 @@ dri_destroy_screen(__DRIscreen * sPriv)
 
    dri_destroy_screen_helper(screen);
 
-#if !GALLIUM_STATIC_TARGETS
    pipe_loader_release(&screen->dev, 1);
-#endif // !GALLIUM_STATIC_TARGETS
 
    free(screen);
    sPriv->driverPrivate = NULL;
@@ -390,24 +491,46 @@ dri_postprocessing_init(struct dri_screen *screen)
    unsigned i;
 
    for (i = 0; i < PP_FILTERS; i++) {
-      screen->pp_enabled[i] = driQueryOptioni(&screen->optionCache,
+      screen->pp_enabled[i] = driQueryOptioni(&screen->dev->option_cache,
                                               pp_filters[i].name);
    }
 }
 
+static void
+dri_set_background_context(struct st_context_iface *st,
+                           struct util_queue_monitoring *queue_info)
+{
+   struct dri_context *ctx = (struct dri_context *)st->st_manager_private;
+   const __DRIbackgroundCallableExtension *backgroundCallable =
+      ctx->sPriv->dri2.backgroundCallable;
+
+   /* Note: Mesa will only call this function if GL multithreading is enabled
+    * We only do that if the loader exposed the __DRI_BACKGROUND_CALLABLE
+    * extension. So we know that backgroundCallable is not NULL.
+    */
+   assert(backgroundCallable);
+   backgroundCallable->setBackgroundContext(ctx->cPriv->loaderPrivate);
+
+   if (ctx->hud)
+      hud_add_queue_for_monitoring(ctx->hud, queue_info);
+}
+
+void
+dri_init_options(struct dri_screen *screen)
+{
+   pipe_loader_load_options(screen->dev);
+
+   dri_fill_st_options(screen);
+}
+
 const __DRIconfig **
 dri_init_screen_helper(struct dri_screen *screen,
-                       struct pipe_screen *pscreen,
-                       const char* driver_name)
+                       struct pipe_screen *pscreen)
 {
    screen->base.screen = pscreen;
-   if (!screen->base.screen) {
-      debug_printf("%s: failed to create pipe_screen\n", __FUNCTION__);
-      return NULL;
-   }
-
    screen->base.get_egl_image = dri_get_egl_image;
    screen->base.get_param = dri_get_param;
+   screen->base.set_background_context = dri_set_background_context;
 
    screen->st_api = st_gl_api_create();
    if (!screen->st_api)
@@ -418,28 +541,6 @@ dri_init_screen_helper(struct dri_screen *screen,
    else
       screen->target = PIPE_TEXTURE_RECT;
 
-   driParseOptionInfo(&screen->optionCacheDefaults, gallium_config_options.xml);
-
-   driParseConfigFiles(&screen->optionCache,
-                       &screen->optionCacheDefaults,
-                       screen->sPriv->myNum,
-                       driver_name);
-
-   dri_fill_st_options(&screen->options, &screen->optionCache);
-
-   /* Handle force_s3tc_enable. */
-   if (!util_format_s3tc_enabled && screen->options.force_s3tc_enable) {
-      /* Ensure libtxc_dxtn has been loaded if available.
-       * Forcing S3TC on before calling this would prevent loading
-       * the library.
-       * This is just a precaution, the driver should have called it
-       * already.
-       */
-      util_format_s3tc_init();
-
-      util_format_s3tc_enabled = TRUE;
-   }
-
    dri_postprocessing_init(screen);
 
    screen->st_api->query_versions(screen->st_api, &screen->base,