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The why. The cover letter is not > recorded in git history. I will add commit message. Regards, Badal > > BR, > Jani. > >> Signed-off-by: Badal Nilawar >> --- >> drivers/gpu/drm/i915/gt/intel_gt_pm.c | 27 ----------------------- >> drivers/gpu/drm/i915/gt/uc/intel_guc_rc.c | 13 +---------- >> drivers/gpu/drm/i915/i915_reg.h | 9 -------- >> 3 files changed, 1 insertion(+), 48 deletions(-) >> >> diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm.c b/drivers/gpu/drm/i915/gt/intel_gt_pm.c >> index 85ae7dc079f2..e02cb90723ae 100644 >> --- a/drivers/gpu/drm/i915/gt/intel_gt_pm.c >> +++ b/drivers/gpu/drm/i915/gt/intel_gt_pm.c >> @@ -20,31 +20,10 @@ >> #include "intel_rc6.h" >> #include "intel_rps.h" >> #include "intel_wakeref.h" >> -#include "intel_pcode.h" >> #include "pxp/intel_pxp_pm.h" >> >> #define I915_GT_SUSPEND_IDLE_TIMEOUT (HZ / 2) >> >> -static void mtl_media_busy(struct intel_gt *gt) >> -{ >> - /* Wa_14017073508: mtl */ >> - if (IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0) && >> - gt->type == GT_MEDIA) >> - snb_pcode_write_p(gt->uncore, PCODE_MBOX_GT_STATE, >> - PCODE_MBOX_GT_STATE_MEDIA_BUSY, >> - PCODE_MBOX_GT_STATE_DOMAIN_MEDIA, 0); >> -} >> - >> -static void mtl_media_idle(struct intel_gt *gt) >> -{ >> - /* Wa_14017073508: mtl */ >> - if (IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0) && >> - gt->type == GT_MEDIA) >> - snb_pcode_write_p(gt->uncore, PCODE_MBOX_GT_STATE, >> - PCODE_MBOX_GT_STATE_MEDIA_NOT_BUSY, >> - PCODE_MBOX_GT_STATE_DOMAIN_MEDIA, 0); >> -} >> - >> static void user_forcewake(struct intel_gt *gt, bool suspend) >> { >> int count = atomic_read(>->user_wakeref); >> @@ -92,9 +71,6 @@ static int __gt_unpark(struct intel_wakeref *wf) >> >> GT_TRACE(gt, "\n"); >> >> - /* Wa_14017073508: mtl */ >> - mtl_media_busy(gt); >> - >> /* >> * It seems that the DMC likes to transition between the DC states a lot >> * when there are no connected displays (no active power domains) during >> @@ -144,9 +120,6 @@ static int __gt_park(struct intel_wakeref *wf) >> GEM_BUG_ON(!wakeref); >> intel_display_power_put_async(i915, POWER_DOMAIN_GT_IRQ, wakeref); >> >> - /* Wa_14017073508: mtl */ >> - mtl_media_idle(gt); >> - >> return 0; >> } >> >> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_rc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_rc.c >> index fcf51614f9a4..1adec6de223c 100644 >> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_rc.c >> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_rc.c >> @@ -12,20 +12,9 @@ >> >> static bool __guc_rc_supported(struct intel_guc *guc) >> { >> - struct intel_gt *gt = guc_to_gt(guc); >> - >> - /* >> - * Wa_14017073508: mtl >> - * Do not enable gucrc to avoid additional interrupts which >> - * may disrupt pcode wa. >> - */ >> - if (IS_MTL_GRAPHICS_STEP(gt->i915, P, STEP_A0, STEP_B0) && >> - gt->type == GT_MEDIA) >> - return false; >> - >> /* GuC RC is unavailable for pre-Gen12 */ >> return guc->submission_supported && >> - GRAPHICS_VER(gt->i915) >= 12; >> + GRAPHICS_VER(guc_to_gt(guc)->i915) >= 12; >> } >> >> static bool __guc_rc_selected(struct intel_guc *guc) >> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h >> index f2ce4bde6a68..b177cdeee1ec 100644 >> --- a/drivers/gpu/drm/i915/i915_reg.h >> +++ b/drivers/gpu/drm/i915/i915_reg.h >> @@ -6469,15 +6469,6 @@ >> /* XEHP_PCODE_FREQUENCY_CONFIG param2 */ >> #define PCODE_MBOX_DOMAIN_NONE 0x0 >> #define PCODE_MBOX_DOMAIN_MEDIAFF 0x3 >> - >> -/* Wa_14017210380: mtl */ >> -#define PCODE_MBOX_GT_STATE 0x50 >> -/* sub-commands (param1) */ >> -#define PCODE_MBOX_GT_STATE_MEDIA_BUSY 0x1 >> -#define PCODE_MBOX_GT_STATE_MEDIA_NOT_BUSY 0x2 >> -/* param2 */ >> -#define PCODE_MBOX_GT_STATE_DOMAIN_MEDIA 0x1 >> - >> #define GEN6_PCODE_DATA _MMIO(0x138128) >> #define GEN6_PCODE_FREQ_IA_RATIO_SHIFT 8 >> #define GEN6_PCODE_FREQ_RING_RATIO_SHIFT 16 >