freedreno/a3xx: add support for disabling depth clipping

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>

diff --git a/docs/relnotes/10.6.0.html b/docs/relnotes/10.6.0.html
index dbf1229a80eaaec509de47bf27ca2926faf9cd8d..5695ae4d77c22d8741eee3bfc12375bc69d14b5e 100644 (file)
--- a/docs/relnotes/10.6.0.html
+++ b/docs/relnotes/10.6.0.html
@@ -45,17 +45,18 @@ Note: some of the new features are only available with certain drivers.
 
 <ul>
 <li>GL_AMD_pinned_memory on r600, radeonsi</li>
+<li>GL_ARB_clip_control on i965</li>
+<li>GL_ARB_depth_clamp on freedreno</li>
 <li>GL_ARB_draw_indirect, GL_ARB_multi_draw_indirect on r600</li>
 <li>GL_ARB_draw_instanced on freedreno</li>
 <li>GL_ARB_gpu_shader_fp64 on nvc0, softpipe</li>
+<li>GL_ARB_gpu_shader5 on i965/gen8+</li>
 <li>GL_ARB_instanced_arrays on freedreno</li>
 <li>GL_ARB_pipeline_statistics_query on i965, nv50, nvc0, r600, radeonsi, softpipe</li>
-<li>GL_ARB_uniform_buffer_object on freedreno</li>
-<li>GL_EXT_draw_buffers2 on freedreno</li>
-<li>GL_ARB_clip_control on i965</li>
 <li>GL_ARB_program_interface_query (all drivers)</li>
 <li>GL_ARB_texture_stencil8 on nv50, nvc0, r600, radeonsi, softpipe</li>
-<li>GL_ARB_gpu_shader5 on i965/gen8+</li>
+<li>GL_ARB_uniform_buffer_object on freedreno</li>
+<li>GL_EXT_draw_buffers2 on freedreno</li>
 </ul>
 
 <h2>Bug fixes</h2>

diff --git a/src/gallium/drivers/freedreno/a3xx/fd3_rasterizer.c b/src/gallium/drivers/freedreno/a3xx/fd3_rasterizer.c
index 94f6d6e1f51cdd8ba2306faf41bb1020702d0c16..9c16804fff503fa1edd184117455b7408a054ab3 100644 (file)
--- a/src/gallium/drivers/freedreno/a3xx/fd3_rasterizer.c
+++ b/src/gallium/drivers/freedreno/a3xx/fd3_rasterizer.c
@@ -97,6 +97,8 @@ fd3_rasterizer_state_create(struct pipe_context *pctx,
 
        if (cso->offset_tri)
                so->gras_su_mode_control |= A3XX_GRAS_SU_MODE_CONTROL_POLY_OFFSET;
+       if (!cso->depth_clip)
+               so->gras_cl_clip_cntl |= A3XX_GRAS_CL_CLIP_CNTL_CLIP_DISABLE;
 
        return so;
 }

diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index 15ae287d7b0d2c8847f5e5c1b39a2d583e0056f9..556c8ab18d4ffd54145a321cdc8dd634d9bb5153 100644 (file)
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -182,6 +182,7 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 
        case PIPE_CAP_INDEP_BLEND_ENABLE:
        case PIPE_CAP_INDEP_BLEND_FUNC:
+       case PIPE_CAP_DEPTH_CLIP_DISABLE:
                return is_a3xx(screen);
 
        case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
@@ -193,7 +194,6 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
                return (is_a3xx(screen) || is_a4xx(screen)) ? 130 : 120;
 
        /* Unsupported features. */
-       case PIPE_CAP_DEPTH_CLIP_DISABLE:
        case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
        case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
        case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: