diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 7b8fabda868..d90ea7efa73 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -7782,7 +7782,7 @@ radv_init_sampler(struct radv_device *device, struct radv_sampler *sampler,
          S_008F38_ANISO_OVERRIDE_GFX10(device->instance->disable_aniso_single_level);
    } else {
       sampler->state[2] |=
-         S_008F38_LOD_BIAS(radv_float_to_sfixed(CLAMP(pCreateInfo->mipLodBias, -16, 15), 8)) |
+         S_008F38_LOD_BIAS(radv_float_to_sfixed(CLAMP(pCreateInfo->mipLodBias, -16, 16), 8)) |
          S_008F38_DISABLE_LSB_CEIL(device->physical_device->rad_info.gfx_level <= GFX8) |
          S_008F38_FILTER_PREC_FIX(1) |
          S_008F38_ANISO_OVERRIDE_GFX8(device->instance->disable_aniso_single_level &&
diff --git a/src/gallium/drivers/radeonsi/si_get.c b/src/gallium/drivers/radeonsi/si_get.c
index caf07a7479f..c649aa49104 100644
--- a/src/gallium/drivers/radeonsi/si_get.c
+++ b/src/gallium/drivers/radeonsi/si_get.c
@@ -415,6 +415,8 @@ static int si_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 
 static float si_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 {
+   struct si_screen *sscreen = (struct si_screen *)pscreen;
+
    switch (param) {
    case PIPE_CAPF_MIN_LINE_WIDTH:
    case PIPE_CAPF_MIN_LINE_WIDTH_AA:
@@ -435,7 +437,8 @@ static float si_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
    case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
       return 16.0f;
    case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
-      return 16.0f;
+      /* This is the maximum value of the LOD_BIAS sampler field. */
+      return sscreen->info.gfx_level >= GFX10 ? 31 : 16;
    case PIPE_CAPF_MIN_CONSERVATIVE_RASTER_DILATE:
    case PIPE_CAPF_MAX_CONSERVATIVE_RASTER_DILATE:
    case PIPE_CAPF_CONSERVATIVE_RASTER_DILATE_GRANULARITY:
diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index 018e7ce4b49..6e69974a438 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -4827,7 +4827,7 @@ static void *si_create_sampler_state(struct pipe_context *ctx,
                         S_008F38_ANISO_OVERRIDE_GFX10(1);
    } else {
       rstate->val[0] |= S_008F30_COMPAT_MODE(sctx->gfx_level >= GFX8);
-      rstate->val[2] |= S_008F38_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 15), 8)) |
+      rstate->val[2] |= S_008F38_LOD_BIAS(S_FIXED(CLAMP(state->lod_bias, -16, 16), 8)) |
                         S_008F38_DISABLE_LSB_CEIL(sctx->gfx_level <= GFX8) |
                         S_008F38_FILTER_PREC_FIX(1) |
                         S_008F38_ANISO_OVERRIDE_GFX8(sctx->gfx_level >= GFX8);