freedreno: prepare for a3xx
[mesa.git] / src / gallium / drivers / freedreno / freedreno_screen.c
index b4fc20e5c59e5bbd199f6509fc2eba58ae38dfba..9c47a58a81f0b53969403ee57c8aa2bda485a1ce 100644 (file)
 #include <errno.h>
 #include <stdlib.h>
 
-#include "freedreno_context.h"
 #include "freedreno_screen.h"
 #include "freedreno_resource.h"
 #include "freedreno_fence.h"
 #include "freedreno_util.h"
 
+#include "fd2_screen.h"
+
 /* XXX this should go away */
 #include "state_tracker/drm_driver.h"
 
@@ -125,27 +126,8 @@ fd_screen_destroy(struct pipe_screen *pscreen)
 }
 
 /*
-EGL Version 1.4
-EGL Vendor Qualcomm, Inc
-EGL Extensions EGL_QUALCOMM_shared_image EGL_KHR_image EGL_AMD_create_image EGL_KHR_lock_surface EGL_KHR_lock_surface2 EGL_KHR_fence_sync EGL_IMG_context_priorityEGL_ANDROID_image_native_buffer
-GL extensions: GL_AMD_compressed_ATC_texture GL_AMD_performance_monitor GL_AMD_program_binary_Z400 GL_EXT_texture_filter_anisotropic GL_EXT_texture_format_BGRA8888 GL_EXT_texture_type_2_10_10_10_REV GL_NV_fence GL_OES_compressed_ETC1_RGB8_texture GL_OES_depth_texture GL_OES_depth24 GL_OES_EGL_image GL_OES_EGL_image_external GL_OES_element_index_uint GL_OES_fbo_render_mipmap GL_OES_fragment_precision_high GL_OES_get_program_binary GL_OES_packed_depth_stencil GL_OES_rgb8_rgba8 GL_OES_standard_derivatives GL_OES_texture_3D GL_OES_texture_float GL_OES_texture_half_float GL_OES_texture_half_float_linear GL_OES_texture_npot GL_OES_vertex_half_float GL_OES_vertex_type_10_10_10_2 GL_QCOM_alpha_test GL_QCOM_binning_control GL_QCOM_driver_control GL_QCOM_perfmon_global_mode GL_QCOM_extended_get GL_QCOM_extended_get2 GL_QCOM_tiled_rendering GL_QCOM_writeonly_rendering GL_AMD_compressed_3DC_texture
-GL_MAX_3D_TEXTURE_SIZE_OES: 1024 0 0 0
-no GL_MAX_SAMPLES_ANGLE: GL_INVALID_ENUM
-no GL_MAX_SAMPLES_APPLE: GL_INVALID_ENUM
-GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT: 16 0 0 0
-no GL_MAX_SAMPLES_IMG: GL_INVALID_ENUM
-GL_MAX_TEXTURE_SIZE: 4096 0 0 0
-GL_MAX_VIEWPORT_DIMS: 4096 4096 0 0
-GL_MAX_VERTEX_ATTRIBS: 16 0 0 0
-GL_MAX_VERTEX_UNIFORM_VECTORS: 251 0 0 0
-GL_MAX_VARYING_VECTORS: 8 0 0 0
-GL_MAX_COMBINED_TEXTURE_IMAGE_UNITS: 20 0 0 0
-GL_MAX_VERTEX_TEXTURE_IMAGE_UNITS: 4 0 0 0
-GL_MAX_TEXTURE_IMAGE_UNITS: 16 0 0 0
-GL_MAX_FRAGMENT_UNIFORM_VECTORS: 221 0 0 0
-GL_MAX_CUBE_MAP_TEXTURE_SIZE: 4096 0 0 0
-GL_MAX_RENDERBUFFER_SIZE: 4096 0 0 0
-no GL_TEXTURE_NUM_LEVELS_QCOM: GL_INVALID_ENUM
+TODO either move caps to a2xx/a3xx specific code, or maybe have some
+tables for things that differ if the delta is not too much..
  */
 static int
 fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
@@ -337,74 +319,6 @@ fd_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
        return 0;
 }
 
-static boolean
-fd_screen_is_format_supported(struct pipe_screen *pscreen,
-               enum pipe_format format,
-               enum pipe_texture_target target,
-               unsigned sample_count,
-               unsigned usage)
-{
-       unsigned retval = 0;
-
-       if ((target >= PIPE_MAX_TEXTURE_TYPES) ||
-                       (sample_count > 1) || /* TODO add MSAA */
-                       !util_format_is_supported(format, usage)) {
-               DBG("not supported: format=%s, target=%d, sample_count=%d, usage=%x",
-                               util_format_name(format), target, sample_count, usage);
-               return FALSE;
-       }
-
-       /* TODO figure out how to render to other formats.. */
-       if ((usage & PIPE_BIND_RENDER_TARGET) &&
-                       ((format != PIPE_FORMAT_B8G8R8A8_UNORM) &&
-                        (format != PIPE_FORMAT_B8G8R8X8_UNORM))) {
-               DBG("not supported render target: format=%s, target=%d, sample_count=%d, usage=%x",
-                               util_format_name(format), target, sample_count, usage);
-               return FALSE;
-       }
-
-       if ((usage & (PIPE_BIND_SAMPLER_VIEW |
-                               PIPE_BIND_VERTEX_BUFFER)) &&
-                       (fd_pipe2surface(format) != FMT_INVALID)) {
-               retval |= usage & (PIPE_BIND_SAMPLER_VIEW |
-                               PIPE_BIND_VERTEX_BUFFER);
-       }
-
-       if ((usage & (PIPE_BIND_RENDER_TARGET |
-                               PIPE_BIND_DISPLAY_TARGET |
-                               PIPE_BIND_SCANOUT |
-                               PIPE_BIND_SHARED)) &&
-                       (fd_pipe2color(format) != COLORX_INVALID)) {
-               retval |= usage & (PIPE_BIND_RENDER_TARGET |
-                               PIPE_BIND_DISPLAY_TARGET |
-                               PIPE_BIND_SCANOUT |
-                               PIPE_BIND_SHARED);
-       }
-
-       if ((usage & PIPE_BIND_DEPTH_STENCIL) &&
-                       (fd_pipe2depth(format) != DEPTHX_INVALID)) {
-               retval |= PIPE_BIND_DEPTH_STENCIL;
-       }
-
-       if ((usage & PIPE_BIND_INDEX_BUFFER) &&
-                       (fd_pipe2index(format) != INDEX_SIZE_INVALID)) {
-               retval |= PIPE_BIND_INDEX_BUFFER;
-       }
-
-       if (usage & PIPE_BIND_TRANSFER_READ)
-               retval |= PIPE_BIND_TRANSFER_READ;
-       if (usage & PIPE_BIND_TRANSFER_WRITE)
-               retval |= PIPE_BIND_TRANSFER_WRITE;
-
-       if (retval != usage) {
-               DBG("not supported: format=%s, target=%d, sample_count=%d, "
-                               "usage=%x, retval=%x", util_format_name(format),
-                               target, sample_count, usage, retval);
-       }
-
-       return retval == usage;
-}
-
 boolean
 fd_screen_bo_get_handle(struct pipe_screen *pscreen,
                struct fd_bo *bo,
@@ -477,13 +391,36 @@ fd_screen_create(struct fd_device *dev)
        }
        screen->device_id = val;
 
+       if (fd_pipe_get_param(screen->pipe, FD_GPU_ID, &val)) {
+               DBG("could not get gpu-id");
+               goto fail;
+       }
+       screen->gpu_id = val;
+
+       /* explicitly checking for GPU revisions that are known to work.  This
+        * may be overly conservative for a3xx, where spoofing the gpu_id with
+        * the blob driver seems to generate identical cmdstream dumps.  But
+        * on a2xx, there seem to be small differences between the GPU revs
+        * so it is probably better to actually test first on real hardware
+        * before enabling:
+        *
+        * If you have a different adreno version, feel free to add it to one
+        * of the two cases below and see what happens.  And if it works, please
+        * send a patch ;-)
+        */
+       switch (screen->gpu_id) {
+       case 220:
+               fd2_screen_init(pscreen);
+               break;
+       default:
+               debug_printf("unsupported GPU: a%03d\n", screen->gpu_id);
+               goto fail;
+       }
 
        pscreen->destroy = fd_screen_destroy;
        pscreen->get_param = fd_screen_get_param;
        pscreen->get_paramf = fd_screen_get_paramf;
        pscreen->get_shader_param = fd_screen_get_shader_param;
-       pscreen->context_create = fd_context_create;
-       pscreen->is_format_supported = fd_screen_is_format_supported;
 
        fd_resource_screen_init(pscreen);