diff --git a/src/imagination/vulkan/pvr_formats.c b/src/imagination/vulkan/pvr_formats.c
index b46a8454b79..da43ee4dc28 100644
--- a/src/imagination/vulkan/pvr_formats.c
+++ b/src/imagination/vulkan/pvr_formats.c
@@ -1164,3 +1164,66 @@ uint32_t pvr_pbe_pixel_size(enum pvr_transfer_pbe_pixel_src pbe_format)
 
    return 0;
 }
+
+unsigned pvr_pbe_format_num_components(enum pvr_transfer_pbe_pixel_src format)
+{
+   switch (format) {
+   case PVR_TRANSFER_PBE_PIXEL_SRC_MOV_BY45:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_CONV_D24_D32:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_CONV_D32U_D32F:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_CONV_D32_D24S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_DMRG_D32_D24S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_DMRG_D32U_D24S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SMRG_D24S8_D32S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SWAP_LMSB:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_CONV_S8D24_D24S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_Y_UV_INTERLEAVED:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_YVU_PACKED:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_Y_U_V:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_YUV_PACKED:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SMRG_S8_D32S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SMRG_S8_D24S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_RAW32:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_F32:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_D24S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_S8D24:
+      return 1;
+
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SMRG_D32S8_D32S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SU32U32:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_US32S32:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_RAW64:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_F32X2:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_D32S8:
+      return 2;
+
+   case PVR_TRANSFER_PBE_PIXEL_SRC_UU8888:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_US8888:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_UU16U16:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_US16S16:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SU8888:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SS8888:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SU16U16:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SS16S16:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_S4XU32:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_U4XS32:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_UU1010102:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SU1010102:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_RBSWAP_UU1010102:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_RBSWAP_SU1010102:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_F16F16:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_U16NORM:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_S16NORM:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_F16_U8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_SMRG_D24S8_D24S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_DMRG_D24S8_D24S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_DMRG_D32S8_D32S8:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_RAW128:
+   case PVR_TRANSFER_PBE_PIXEL_SRC_F32X4:
+      return 4;
+
+   default:
+      UNREACHABLE("Unsupported transfer PBE pixel format");
+      return 4;
+   }
+}
diff --git a/src/imagination/vulkan/pvr_formats.h b/src/imagination/vulkan/pvr_formats.h
index 131785a7b55..674ce986ac4 100644
--- a/src/imagination/vulkan/pvr_formats.h
+++ b/src/imagination/vulkan/pvr_formats.h
@@ -246,6 +246,7 @@ void pvr_get_hw_clear_color(VkFormat vk_format,
 uint32_t pvr_pbe_pixel_num_loads(enum pvr_transfer_pbe_pixel_src pbe_format);
 bool pvr_pbe_pixel_is_norm(enum pvr_transfer_pbe_pixel_src pbe_format);
 uint32_t pvr_pbe_pixel_size(enum pvr_transfer_pbe_pixel_src pbe_format);
+unsigned pvr_pbe_format_num_components(enum pvr_transfer_pbe_pixel_src format);
 
 static inline bool pvr_vk_format_has_32bit_component(VkFormat vk_format)
 {
diff --git a/src/imagination/vulkan/pvr_usc.c b/src/imagination/vulkan/pvr_usc.c
index 35c729ce903..c97415a0d02 100644
--- a/src/imagination/vulkan/pvr_usc.c
+++ b/src/imagination/vulkan/pvr_usc.c
@@ -817,6 +817,9 @@ pvr_uscgen_tq_frag_load(nir_builder *b,
       else if (layer_props->sample)
          params.sampler_dim = GLSL_SAMPLER_DIM_3D;
 
+      params.sample_components =
+         pvr_pbe_format_num_components(layer_props->pbe_format);
+
       nir_intrinsic_instr *smp = pco_emit_nir_smp(b, &params);
       samples[sample_idx] = &smp->def;
    }