From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 15245C433EF for ; Mon, 10 Jan 2022 11:14:22 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8955014A603; Mon, 10 Jan 2022 11:14:21 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 633B614A602 for ; Mon, 10 Jan 2022 11:14:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1641813260; x=1673349260; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=ptzep6ahbhqShrFQcao0ixMXH0B7as2DhBkQ5EdTC8E=; b=ATOFxHesIEeuw8Z/7P9G0MEg4RH8EvPFo5/j8Lj+UGTbD2UQjetD1qx5 Nb4kxaQngGlytNAGe8avDLTrLGIT/xY8Z0ERg4n1/Hnf/FyPmiHYmOOuH nn84pacasDBzlCeskSt273Xwxgi4xROqh2wPJbXLhyaJ4kzyOzMfSI32h XBO61wo17MKGP+uMnw7VKRxBjHkrAW7FWO0C5/q1JW+l6el2FVwOBNsTF Be8kuRm3fw39meFZCSkf/UJPD8yZF6lN7cRU9wXjAk1Q96UrnFznGErIb 32jnkSXFdLoNq8XsKzKb12c98L6e5RktPQJz3rsPoYZbOMhjCxivNsXNN A==; X-IronPort-AV: E=McAfee;i="6200,9189,10222"; a="242016404" X-IronPort-AV: E=Sophos;i="5.88,276,1635231600"; d="scan'208";a="242016404" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jan 2022 03:14:19 -0800 X-IronPort-AV: E=Sophos;i="5.88,276,1635231600"; d="scan'208";a="690543347" Received: from bdoyle2-mobl1.ger.corp.intel.com (HELO localhost) ([10.252.26.184]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jan 2022 03:14:17 -0800 From: Jani Nikula To: Matt Roper , intel-gfx@lists.freedesktop.org In-Reply-To: <20220108044055.3123418-5-matthew.d.roper@intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20220108044055.3123418-1-matthew.d.roper@intel.com> <20220108044055.3123418-5-matthew.d.roper@intel.com> Date: Mon, 10 Jan 2022 13:14:15 +0200 Message-ID: <87k0f7almg.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain Subject: Re: [Intel-gfx] [PATCH v2 4/7] drm/i915: Use RING_PSMI_CTL rather than per-engine macros X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Fri, 07 Jan 2022, Matt Roper wrote: > We have a parameterized macro for RING_PSMI_CTL; let's use that instead > of the per-engine definitions where possible. > > Cc: Jani Nikula > Signed-off-by: Matt Roper Reviewed-by: Jani Nikula > --- > .../gpu/drm/i915/gt/intel_ring_submission.c | 10 +++++----- > drivers/gpu/drm/i915/gt/intel_workarounds.c | 2 +- > drivers/gpu/drm/i915/i915_reg.h | 19 +++++++------------ > drivers/gpu/drm/i915/intel_pm.c | 4 ++-- > 4 files changed, 15 insertions(+), 20 deletions(-) > > diff --git a/drivers/gpu/drm/i915/gt/intel_ring_submission.c b/drivers/gpu/drm/i915/gt/intel_ring_submission.c > index 3e6fac0340ef..56c009ecfdf2 100644 > --- a/drivers/gpu/drm/i915/gt/intel_ring_submission.c > +++ b/drivers/gpu/drm/i915/gt/intel_ring_submission.c > @@ -1002,15 +1002,15 @@ static void gen6_bsd_submit_request(struct i915_request *request) > /* Disable notification that the ring is IDLE. The GT > * will then assume that it is busy and bring it out of rc6. > */ > - intel_uncore_write_fw(uncore, GEN6_BSD_SLEEP_PSMI_CONTROL, > - _MASKED_BIT_ENABLE(GEN6_BSD_SLEEP_MSG_DISABLE)); > + intel_uncore_write_fw(uncore, RING_PSMI_CTL(GEN6_BSD_RING_BASE), > + _MASKED_BIT_ENABLE(GEN6_PSMI_SLEEP_MSG_DISABLE)); > > /* Clear the context id. Here be magic! */ > intel_uncore_write64_fw(uncore, GEN6_BSD_RNCID, 0x0); > > /* Wait for the ring not to be idle, i.e. for it to wake up. */ > if (__intel_wait_for_register_fw(uncore, > - GEN6_BSD_SLEEP_PSMI_CONTROL, > + RING_PSMI_CTL(GEN6_BSD_RING_BASE), > GEN6_BSD_SLEEP_INDICATOR, > 0, > 1000, 0, NULL)) > @@ -1023,8 +1023,8 @@ static void gen6_bsd_submit_request(struct i915_request *request) > /* Let the ring send IDLE messages to the GT again, > * and so let it sleep to conserve power when idle. > */ > - intel_uncore_write_fw(uncore, GEN6_BSD_SLEEP_PSMI_CONTROL, > - _MASKED_BIT_DISABLE(GEN6_BSD_SLEEP_MSG_DISABLE)); > + intel_uncore_write_fw(uncore, RING_PSMI_CTL(GEN6_BSD_RING_BASE), > + _MASKED_BIT_DISABLE(GEN6_PSMI_SLEEP_MSG_DISABLE)); > > intel_uncore_forcewake_put(uncore, FORCEWAKE_ALL); > } > diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c > index 2d87dc81cd63..977619ea839a 100644 > --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c > +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c > @@ -2208,7 +2208,7 @@ rcs_engine_wa_init(struct intel_engine_cs *engine, struct i915_wa_list *wal) > * For DG1 this only applies to A0. > */ > wa_masked_en(wal, > - GEN6_RC_SLEEP_PSMI_CONTROL, > + RING_PSMI_CTL(RENDER_RING_BASE), > GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE | > GEN8_RC_SEMA_IDLE_MSG_DISABLE); > } > diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h > index 5b1f93112001..b227a1e58f9b 100644 > --- a/drivers/gpu/drm/i915/i915_reg.h > +++ b/drivers/gpu/drm/i915/i915_reg.h > @@ -2563,6 +2563,13 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) > #define GEN6_VEVSYNC (RING_SYNC_2(VEBOX_RING_BASE)) > #define GEN6_NOSYNC INVALID_MMIO_REG > #define RING_PSMI_CTL(base) _MMIO((base) + 0x50) > +#define GEN8_RC_SEMA_IDLE_MSG_DISABLE REG_BIT(12) > +#define GEN8_FF_DOP_CLOCK_GATE_DISABLE REG_BIT(10) > +#define GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE REG_BIT(7) > +#define GEN6_BSD_GO_INDICATOR REG_BIT(4) > +#define GEN6_BSD_SLEEP_INDICATOR REG_BIT(3) > +#define GEN6_BSD_SLEEP_FLUSH_DISABLE REG_BIT(2) > +#define GEN6_PSMI_SLEEP_MSG_DISABLE REG_BIT(0) > #define RING_MAX_IDLE(base) _MMIO((base) + 0x54) > #define RING_HWS_PGA(base) _MMIO((base) + 0x80) > #define RING_ID(base) _MMIO((base) + 0x8c) > @@ -3122,12 +3129,6 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) > #define GEN8_4x4_STC_OPTIMIZATION_DISABLE (1 << 6) > #define GEN9_PARTIAL_RESOLVE_IN_VC_DISABLE (1 << 1) > > -#define GEN6_RC_SLEEP_PSMI_CONTROL _MMIO(0x2050) > -#define GEN6_PSMI_SLEEP_MSG_DISABLE (1 << 0) > -#define GEN12_WAIT_FOR_EVENT_POWER_DOWN_DISABLE REG_BIT(7) > -#define GEN8_RC_SEMA_IDLE_MSG_DISABLE (1 << 12) > -#define GEN8_FF_DOP_CLOCK_GATE_DISABLE (1 << 10) > - > #define GEN6_RCS_PWR_FSM _MMIO(0x22ac) > #define GEN9_RCS_FE_FSM2 _MMIO(0x22a4) > > @@ -3213,12 +3214,6 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) > #define XEHP_EU_ENABLE _MMIO(0x9134) > #define XEHP_EU_ENA_MASK 0xFF > > -#define GEN6_BSD_SLEEP_PSMI_CONTROL _MMIO(0x12050) > -#define GEN6_BSD_SLEEP_MSG_DISABLE (1 << 0) > -#define GEN6_BSD_SLEEP_FLUSH_DISABLE (1 << 2) > -#define GEN6_BSD_SLEEP_INDICATOR (1 << 3) > -#define GEN6_BSD_GO_INDICATOR (1 << 4) > - > /* On modern GEN architectures interrupt control consists of two sets > * of registers. The first set pertains to the ring generating the > * interrupt. The second control is for the functional block generating the > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c > index 2d0955d13776..710dee28a014 100644 > --- a/drivers/gpu/drm/i915/intel_pm.c > +++ b/drivers/gpu/drm/i915/intel_pm.c > @@ -7654,7 +7654,7 @@ static void bdw_init_clock_gating(struct drm_i915_private *dev_priv) > intel_uncore_read(&dev_priv->uncore, GEN7_FF_THREAD_MODE) & > ~(GEN8_FF_DS_REF_CNT_FFME | GEN7_FF_VS_REF_CNT_FFME)); > > - intel_uncore_write(&dev_priv->uncore, GEN6_RC_SLEEP_PSMI_CONTROL, > + intel_uncore_write(&dev_priv->uncore, RING_PSMI_CTL(RENDER_RING_BASE), > _MASKED_BIT_ENABLE(GEN8_RC_SEMA_IDLE_MSG_DISABLE)); > > /* WaDisableSDEUnitClockGating:bdw */ > @@ -7795,7 +7795,7 @@ static void chv_init_clock_gating(struct drm_i915_private *dev_priv) > ~(GEN8_FF_DS_REF_CNT_FFME | GEN7_FF_VS_REF_CNT_FFME)); > > /* WaDisableSemaphoreAndSyncFlipWait:chv */ > - intel_uncore_write(&dev_priv->uncore, GEN6_RC_SLEEP_PSMI_CONTROL, > + intel_uncore_write(&dev_priv->uncore, RING_PSMI_CTL(RENDER_RING_BASE), > _MASKED_BIT_ENABLE(GEN8_RC_SEMA_IDLE_MSG_DISABLE)); > > /* WaDisableCSUnitClockGating:chv */ -- Jani Nikula, Intel Open Source Graphics Center