diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c | 12 |
1 files changed, 11 insertions, 1 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 e7ccfa520df3..b1bda1b84f0a 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_fw.c @@ -13,9 +13,11 @@ #include "gt/intel_gt_mcr.h" #include "gt/intel_gt_regs.h" #include "gt/intel_rps.h" + +#include "i915_drv.h" +#include "i915_wait_util.h" #include "intel_guc_fw.h" #include "intel_guc_print.h" -#include "i915_drv.h" static void guc_prepare_xfer(struct intel_gt *gt) { @@ -46,6 +48,14 @@ static void guc_prepare_xfer(struct intel_gt *gt) /* allows for 5us (in 10ns units) before GT can go to RC6 */ intel_uncore_write(uncore, GUC_ARAT_C6DIS, 0x1FF); } + + /* + * Starting from IP 12.50 we need to enable the mirroring of GuC + * internal state to debug registers. This is always enabled on previous + * IPs. + */ + if (GRAPHICS_VER_FULL(uncore->i915) >= IP_VER(12, 50)) + intel_uncore_rmw(uncore, GUC_SHIM_CONTROL2, 0, GUC_ENABLE_DEBUG_REG); } static int guc_xfer_rsa_mmio(struct intel_uc_fw *guc_fw, |