diff --git a/src/mesa/main/consts_exts.h b/src/mesa/main/consts_exts.h
index 1ed1f0edd65..17f3586ffd8 100644
--- a/src/mesa/main/consts_exts.h
+++ b/src/mesa/main/consts_exts.h
@@ -685,6 +685,12 @@ struct gl_constants
     */
    GLboolean ForceIntegerTexNearest;
 
+   /**
+    * Treat 32-bit floating-point textures using GL_LINEAR filters as
+    * GL_NEAREST.
+    */
+   GLboolean ForceFloat32TexNearest;
+
    /**
     * Does the driver support real 32-bit integers?  (Otherwise, integers are
     * simulated via floats.)
diff --git a/src/mesa/state_tracker/st_atom_sampler.c b/src/mesa/state_tracker/st_atom_sampler.c
index c2724abf332..239847985bc 100644
--- a/src/mesa/state_tracker/st_atom_sampler.c
+++ b/src/mesa/state_tracker/st_atom_sampler.c
@@ -70,7 +70,8 @@ st_convert_sampler(const struct st_context *st,
 
    sampler->seamless_cube_map |= seamless_cube_map;
 
-   if (texobj->_IsIntegerFormat) {
+   if (texobj->_IsIntegerFormat ||
+       (texobj->_IsFloat && st->ctx->Const.ForceFloat32TexNearest)) {
       sampler->min_img_filter = PIPE_TEX_FILTER_NEAREST;
       sampler->min_mip_filter = PIPE_TEX_FILTER_NEAREST;
       sampler->mag_img_filter = PIPE_TEX_FILTER_NEAREST;
diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index ab7350e4248..bb5addff18c 100644
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -699,6 +699,9 @@ st_create_context_priv(struct gl_context *ctx, struct pipe_context *pipe,
    ctx->Const.NoClippingOnCopyTex = screen->get_param(screen,
                                                       PIPE_CAP_NO_CLIP_ON_COPY_TEX);
 
+   ctx->Const.ForceFloat32TexNearest =
+      !screen->get_param(screen, PIPE_CAP_TEXTURE_FLOAT_LINEAR);
+
    ctx->Const.ShaderCompilerOptions[MESA_SHADER_VERTEX].PositionAlwaysInvariant = options->vs_position_always_invariant;
 
    ctx->Const.ShaderCompilerOptions[MESA_SHADER_TESS_EVAL].PositionAlwaysPrecise = options->vs_position_always_precise;