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-rw-r--r--drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c
index f773e7f35bc1..40f7d4779c9e 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c
@@ -15,13 +15,15 @@
static void guc_prepare_xfer(struct intel_uncore *uncore)
{
- u32 shim_flags = GUC_DISABLE_SRAM_INIT_TO_ZEROES |
- GUC_ENABLE_READ_CACHE_LOGIC |
- GUC_ENABLE_MIA_CACHING |
+ u32 shim_flags = GUC_ENABLE_READ_CACHE_LOGIC |
GUC_ENABLE_READ_CACHE_FOR_SRAM_DATA |
GUC_ENABLE_READ_CACHE_FOR_WOPCM_DATA |
GUC_ENABLE_MIA_CLOCK_GATING;
+ if (GRAPHICS_VER_FULL(uncore->i915) < IP_VER(12, 50))
+ shim_flags |= GUC_DISABLE_SRAM_INIT_TO_ZEROES |
+ GUC_ENABLE_MIA_CACHING;
+
/* Must program this register before loading the ucode with DMA */
intel_uncore_write(uncore, GUC_SHIM_CONTROL, shim_flags);