From patchwork Tue Oct 25 18:29:39 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Srivatsa, Anusha" X-Patchwork-Id: 13019692 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 2AF8EC38A2D for ; Tue, 25 Oct 2022 18:29:49 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 12ED310E191; Tue, 25 Oct 2022 18:29:48 +0000 (UTC) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5760110E1D4 for ; Tue, 25 Oct 2022 18:29:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1666722570; x=1698258570; h=from:to:subject:date:message-id:mime-version: content-transfer-encoding; bh=p3/e3oQ0xjFUVIXCDyCYiE5XKQhPEfvURRFXv0u997c=; b=WJD4fLo8f6KGV1pqFbAyDwnfnNvwl+fdmTefNyrPrtb8zpHiOmeaSXZc nTMZ0xn4+j6SxKWPFawKZhCzu/c8uf1rGBP9aeXn3Xw41VznBs+Xa8ziM LO1m/nL+rjghTzP2VL2W980cLXEJqo6ehFtGM4fDgPm7XrTqlH4ctneF4 lziPcoMfhG7FTlHvsIxus1P0mj7heE6DNkMs45WhhvIeOh8TR0Yj6oV4S 92Vzfzaw92B5q6W2lOaYRm06rZs8+ygl9ogtd6qgqHNtgrGTnVoZ7S5rq 0UYRorsrVVy63oS7uWl4/iqCEKqbXSdCB4ekcVlghwhJUyEnjRHd80FI2 g==; X-IronPort-AV: E=McAfee;i="6500,9779,10511"; a="287477838" X-IronPort-AV: E=Sophos;i="5.95,212,1661842800"; d="scan'208";a="287477838" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2022 11:29:29 -0700 X-IronPort-AV: E=McAfee;i="6500,9779,10511"; a="774299145" X-IronPort-AV: E=Sophos;i="5.95,212,1661842800"; d="scan'208";a="774299145" Received: from anushasr-mobl7.jf.intel.com ([10.24.14.105]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2022 11:29:29 -0700 From: Anusha Srivatsa To: intel-gfx@lists.freedesktop.org Date: Tue, 25 Oct 2022 11:29:39 -0700 Message-Id: <20221025182942.123094-1-anusha.srivatsa@intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 1/4] drm/i915/display: Change terminology for cdclk actions 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" No functional changes. Changing terminology in some print statements. s/has_cdclk_squasher/has_cdclk_squash, s/crawler/crawl and s/squasher/squash. Cc: Balasubramani Vivekanandan Cc: Ville Syrjälä Signed-off-by: Anusha Srivatsa Reviewed-by: Balasubramani Vivekanandan --- drivers/gpu/drm/i915/display/intel_cdclk.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index ad401357ab66..0f5add2fc51b 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -1220,7 +1220,7 @@ static void skl_cdclk_uninit_hw(struct drm_i915_private *dev_priv) skl_set_cdclk(dev_priv, &cdclk_config, INVALID_PIPE); } -static bool has_cdclk_squasher(struct drm_i915_private *i915) +static bool has_cdclk_squash(struct drm_i915_private *i915) { return IS_DG2(i915); } @@ -1520,7 +1520,7 @@ static void bxt_get_cdclk(struct drm_i915_private *dev_priv, return; } - if (has_cdclk_squasher(dev_priv)) + if (has_cdclk_squash(dev_priv)) squash_ctl = intel_de_read(dev_priv, CDCLK_SQUASH_CTL); if (squash_ctl & CDCLK_SQUASH_ENABLE) { @@ -1747,7 +1747,7 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv, else clock = cdclk; - if (has_cdclk_squasher(dev_priv)) { + if (has_cdclk_squash(dev_priv)) { u32 squash_ctl = 0; if (waveform) @@ -1845,7 +1845,7 @@ static void bxt_sanitize_cdclk(struct drm_i915_private *dev_priv) expected = skl_cdclk_decimal(cdclk); /* Figure out what CD2X divider we should be using for this cdclk */ - if (has_cdclk_squasher(dev_priv)) + if (has_cdclk_squash(dev_priv)) clock = dev_priv->display.cdclk.hw.vco / 2; else clock = dev_priv->display.cdclk.hw.cdclk; @@ -1976,7 +1976,7 @@ static bool intel_cdclk_can_squash(struct drm_i915_private *dev_priv, * the moment all platforms with squasher use a fixed cd2x * divider. */ - if (!has_cdclk_squasher(dev_priv)) + if (!has_cdclk_squash(dev_priv)) return false; return a->cdclk != b->cdclk && @@ -2028,7 +2028,7 @@ static bool intel_cdclk_can_cd2x_update(struct drm_i915_private *dev_priv, * the moment all platforms with squasher use a fixed cd2x * divider. */ - if (has_cdclk_squasher(dev_priv)) + if (has_cdclk_squash(dev_priv)) return false; return a->cdclk != b->cdclk && @@ -2754,12 +2754,12 @@ int intel_modeset_calc_cdclk(struct intel_atomic_state *state) &old_cdclk_state->actual, &new_cdclk_state->actual)) { drm_dbg_kms(&dev_priv->drm, - "Can change cdclk via squasher\n"); + "Can change cdclk via squashing\n"); } else if (intel_cdclk_can_crawl(dev_priv, &old_cdclk_state->actual, &new_cdclk_state->actual)) { drm_dbg_kms(&dev_priv->drm, - "Can change cdclk via crawl\n"); + "Can change cdclk via crawling\n"); } else if (pipe != INVALID_PIPE) { new_cdclk_state->pipe = pipe; From patchwork Tue Oct 25 18:29:40 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Srivatsa, Anusha" X-Patchwork-Id: 13019693 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 61F09FA373E for ; Tue, 25 Oct 2022 18:29:50 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 216F810E1D4; 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25 Oct 2022 11:29:30 -0700 X-IronPort-AV: E=McAfee;i="6500,9779,10511"; a="774299146" X-IronPort-AV: E=Sophos;i="5.95,212,1661842800"; d="scan'208";a="774299146" Received: from anushasr-mobl7.jf.intel.com ([10.24.14.105]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2022 11:29:29 -0700 From: Anusha Srivatsa To: intel-gfx@lists.freedesktop.org Date: Tue, 25 Oct 2022 11:29:40 -0700 Message-Id: <20221025182942.123094-2-anusha.srivatsa@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221025182942.123094-1-anusha.srivatsa@intel.com> References: <20221025182942.123094-1-anusha.srivatsa@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 2/4] drm/i915/display: Introduce HAS_CDCLK_SQUASH macro 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" Driver had discrepancy in how cdclk squash and crawl support were checked. Like crawl, add squash as a 1 bit feature flag to the display section of DG2. Cc: Balasubramani Vivekanandan Cc: Ville Syrjälä Signed-off-by: Anusha Srivatsa Reviewed-by: Balasubramani Vivekanandan --- drivers/gpu/drm/i915/display/intel_cdclk.c | 15 +++++---------- drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/i915_pci.c | 1 + drivers/gpu/drm/i915/intel_device_info.h | 1 + 4 files changed, 8 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 0f5add2fc51b..45babbc6290f 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -1220,11 +1220,6 @@ static void skl_cdclk_uninit_hw(struct drm_i915_private *dev_priv) skl_set_cdclk(dev_priv, &cdclk_config, INVALID_PIPE); } -static bool has_cdclk_squash(struct drm_i915_private *i915) -{ - return IS_DG2(i915); -} - struct intel_cdclk_vals { u32 cdclk; u16 refclk; @@ -1520,7 +1515,7 @@ static void bxt_get_cdclk(struct drm_i915_private *dev_priv, return; } - if (has_cdclk_squash(dev_priv)) + if (HAS_CDCLK_SQUASH(dev_priv)) squash_ctl = intel_de_read(dev_priv, CDCLK_SQUASH_CTL); if (squash_ctl & CDCLK_SQUASH_ENABLE) { @@ -1747,7 +1742,7 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv, else clock = cdclk; - if (has_cdclk_squash(dev_priv)) { + if (HAS_CDCLK_SQUASH(dev_priv)) { u32 squash_ctl = 0; if (waveform) @@ -1845,7 +1840,7 @@ static void bxt_sanitize_cdclk(struct drm_i915_private *dev_priv) expected = skl_cdclk_decimal(cdclk); /* Figure out what CD2X divider we should be using for this cdclk */ - if (has_cdclk_squash(dev_priv)) + if (HAS_CDCLK_SQUASH(dev_priv)) clock = dev_priv->display.cdclk.hw.vco / 2; else clock = dev_priv->display.cdclk.hw.cdclk; @@ -1976,7 +1971,7 @@ static bool intel_cdclk_can_squash(struct drm_i915_private *dev_priv, * the moment all platforms with squasher use a fixed cd2x * divider. */ - if (!has_cdclk_squash(dev_priv)) + if (!HAS_CDCLK_SQUASH(dev_priv)) return false; return a->cdclk != b->cdclk && @@ -2028,7 +2023,7 @@ static bool intel_cdclk_can_cd2x_update(struct drm_i915_private *dev_priv, * the moment all platforms with squasher use a fixed cd2x * divider. */ - if (has_cdclk_squash(dev_priv)) + if (HAS_CDCLK_SQUASH(dev_priv)) return false; return a->cdclk != b->cdclk && diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index d7b8eb9d4117..db51050e3ba2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -869,6 +869,7 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, #define HAS_DOUBLE_BUFFERED_M_N(dev_priv) (DISPLAY_VER(dev_priv) >= 9 || IS_BROADWELL(dev_priv)) #define HAS_CDCLK_CRAWL(dev_priv) (INTEL_INFO(dev_priv)->display.has_cdclk_crawl) +#define HAS_CDCLK_SQUASH(dev_priv) (INTEL_INFO(dev_priv)->display.has_cdclk_squash) #define HAS_DDI(dev_priv) (INTEL_INFO(dev_priv)->display.has_ddi) #define HAS_FPGA_DBG_UNCLAIMED(dev_priv) (INTEL_INFO(dev_priv)->display.has_fpga_dbg) #define HAS_PSR(dev_priv) (INTEL_INFO(dev_priv)->display.has_psr) diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index 19bf5ef6a20d..a88e1439a426 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -1064,6 +1064,7 @@ static const struct intel_device_info xehpsdv_info = { .has_guc_deprivilege = 1, \ .has_heci_pxp = 1, \ .has_media_ratio_mode = 1, \ + .display.has_cdclk_squash = 1, \ .__runtime.platform_engine_mask = \ BIT(RCS0) | BIT(BCS0) | \ BIT(VECS0) | BIT(VECS1) | \ diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h index cdf78728dcad..67d8759c802c 100644 --- a/drivers/gpu/drm/i915/intel_device_info.h +++ b/drivers/gpu/drm/i915/intel_device_info.h @@ -180,6 +180,7 @@ enum intel_ppgtt_type { /* Keep in alphabetical order */ \ func(cursor_needs_physical); \ func(has_cdclk_crawl); \ + func(has_cdclk_squash); \ func(has_ddi); \ func(has_dp_mst); \ func(has_dsb); \ From patchwork Tue Oct 25 18:29:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Srivatsa, Anusha" X-Patchwork-Id: 13019691 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 C7DD2C38A2D for ; Tue, 25 Oct 2022 18:29:34 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D85AD10E118; Tue, 25 Oct 2022 18:29:33 +0000 (UTC) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id B64D210E1D4 for ; Tue, 25 Oct 2022 18:29:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1666722570; x=1698258570; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=w3q88JPOcK5kyjgxrquZR8cJzlmFschZXv6VcGAeLg0=; b=Gu3dSCH2AAJgDjH9vrUx1tU8sEXHxg6PyUge8h5yyqYaoa2oqMin5NjE fLxUxK9HHUXAa5Gx0eGEFoSOSUe63F5cHhxnWMwhmEWirtZl6WL2GxQnP WNkTHMlsipAqCUbkIPGZU+C0iGLLMb+YuzjIypfeXSE8DeKxc0n3m42sg pgc4/e3fzKWi7mchUTThVBRu50NJShAUgFm0qfpldAtxNkD6ycZGbEQJ5 Og7xPDeHQg92m4DeCgKaer47y4aYZ9QeGbqX1pnk4vLeM8fe5l3wajOZS l3ZQnvtlbTWY90OLzc7BYRBaEKT+qj7h2tQFYLlkbX7it8gOtbpCenmBL Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10511"; a="287477841" X-IronPort-AV: E=Sophos;i="5.95,212,1661842800"; d="scan'208";a="287477841" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2022 11:29:30 -0700 X-IronPort-AV: E=McAfee;i="6500,9779,10511"; a="774299147" X-IronPort-AV: E=Sophos;i="5.95,212,1661842800"; d="scan'208";a="774299147" Received: from anushasr-mobl7.jf.intel.com ([10.24.14.105]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2022 11:29:30 -0700 From: Anusha Srivatsa To: intel-gfx@lists.freedesktop.org Date: Tue, 25 Oct 2022 11:29:41 -0700 Message-Id: <20221025182942.123094-3-anusha.srivatsa@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221025182942.123094-1-anusha.srivatsa@intel.com> References: <20221025182942.123094-1-anusha.srivatsa@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 3/4] drm/i915/display: Move chunks of code out of bxt_set_cdclk() 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" No functional change. Moving segments out to simplify bxt_set_cdlck() v2: s/bxt_cdclk_pll/bxt_cdclk_pll_update (Jani) Cc: Jani Nikula Cc: Balasubramani Vivekanandan Cc: Ville Syrjälä Signed-off-by: Anusha Srivatsa Reviewed-by: Balasubramani Vivekanandan --- drivers/gpu/drm/i915/display/intel_cdclk.c | 40 ++++++++++++++-------- 1 file changed, 25 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 45babbc6290f..3893779e0c23 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -1684,6 +1684,27 @@ static u32 cdclk_squash_waveform(struct drm_i915_private *dev_priv, return 0xffff; } +static void icl_cdclk_pll_update(struct drm_i915_private *i915, int vco) +{ + if (i915->display.cdclk.hw.vco != 0 && + i915->display.cdclk.hw.vco != vco) + icl_cdclk_pll_disable(i915); + + if (i915->display.cdclk.hw.vco != vco) + icl_cdclk_pll_enable(i915, vco); +} + +static void bxt_cdclk_pll_update(struct drm_i915_private *i915, int vco) +{ + if (i915->display.cdclk.hw.vco != 0 && + i915->display.cdclk.hw.vco != vco) + bxt_de_pll_disable(i915); + + if (i915->display.cdclk.hw.vco != vco) + bxt_de_pll_enable(i915, vco); + +} + static void bxt_set_cdclk(struct drm_i915_private *dev_priv, const struct intel_cdclk_config *cdclk_config, enum pipe pipe) @@ -1719,21 +1740,10 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv, if (HAS_CDCLK_CRAWL(dev_priv) && dev_priv->display.cdclk.hw.vco > 0 && vco > 0) { if (dev_priv->display.cdclk.hw.vco != vco) adlp_cdclk_pll_crawl(dev_priv, vco); - } else if (DISPLAY_VER(dev_priv) >= 11) { - if (dev_priv->display.cdclk.hw.vco != 0 && - dev_priv->display.cdclk.hw.vco != vco) - icl_cdclk_pll_disable(dev_priv); - - if (dev_priv->display.cdclk.hw.vco != vco) - icl_cdclk_pll_enable(dev_priv, vco); - } else { - if (dev_priv->display.cdclk.hw.vco != 0 && - dev_priv->display.cdclk.hw.vco != vco) - bxt_de_pll_disable(dev_priv); - - if (dev_priv->display.cdclk.hw.vco != vco) - bxt_de_pll_enable(dev_priv, vco); - } + } else if (DISPLAY_VER(dev_priv) >= 11) + icl_cdclk_pll_update(dev_priv, vco); + else + bxt_cdclk_pll_update(dev_priv, vco); waveform = cdclk_squash_waveform(dev_priv, cdclk); From patchwork Tue Oct 25 18:29:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Srivatsa, Anusha" X-Patchwork-Id: 13019694 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 D3A9CC38A2D for ; Tue, 25 Oct 2022 18:29:52 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 58A4A10E414; Tue, 25 Oct 2022 18:29:49 +0000 (UTC) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id D2A8E10E414 for ; Tue, 25 Oct 2022 18:29:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1666722570; x=1698258570; h=from:to:subject:date:message-id:in-reply-to:references: mime-version:content-transfer-encoding; bh=I3N2hN7YbqjiwM1BFwMiTT4x/IPyne/Kzf5sGTI8OCM=; b=P3ZMEqES8PO/J8Uz5o9W8VOhhTIS2FPGK0YP6byh/2vN4rQiu1SwPGTS YtNR3d6UTMCO6JvyvHa2Jpsab4JF99lr1DrH+VsMxuNdGIICsuJxq97Qd S+6n03BC6/wQu5L9RoQiRmYA7CA3YG486zn+RxP5biYv+bHQAYlOK20pc CjqgKNspGohqyxfUyaXGtLTilHuYxckQACCFzUWUZhF90oYcgKXRqmuqx 3xaLiFDAxTQpJhYI3YJAKo8EQE7YIQHmmWVcYZE876oSdTeJvWCrd4KPN ZVFoceyY+x1CeJoE+VBrEq+o2nuhBt4OVvRZQOVMBtlnAl5ZcfRi40YaP g==; X-IronPort-AV: E=McAfee;i="6500,9779,10511"; a="287477844" X-IronPort-AV: E=Sophos;i="5.95,212,1661842800"; d="scan'208";a="287477844" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2022 11:29:30 -0700 X-IronPort-AV: E=McAfee;i="6500,9779,10511"; a="774299149" X-IronPort-AV: E=Sophos;i="5.95,212,1661842800"; d="scan'208";a="774299149" Received: from anushasr-mobl7.jf.intel.com ([10.24.14.105]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Oct 2022 11:29:30 -0700 From: Anusha Srivatsa To: intel-gfx@lists.freedesktop.org Date: Tue, 25 Oct 2022 11:29:42 -0700 Message-Id: <20221025182942.123094-4-anusha.srivatsa@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221025182942.123094-1-anusha.srivatsa@intel.com> References: <20221025182942.123094-1-anusha.srivatsa@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 4/4] drm/i915/display: Move squash_ctl register programming to its own function 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" No functional change. Introduce dg2_cdclk_squash_program and move squash_ctl register programming bits to this. v2: s/dg2_cdclk_squash_programming/dg2_cdclk_squash_program (Jani) Cc: Jani Nikula Cc: Balasubramani Vivekanandan Cc: Ville Syrjälä Signed-off-by: Anusha Srivatsa Reviewed-by: Balasubramani Vivekanandan --- drivers/gpu/drm/i915/display/intel_cdclk.c | 23 +++++++++++++--------- 1 file changed, 14 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 3893779e0c23..e21cd0fbe29a 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -1705,6 +1705,18 @@ static void bxt_cdclk_pll_update(struct drm_i915_private *i915, int vco) } +static void dg2_cdclk_squash_program(struct drm_i915_private *i915, + u16 waveform) +{ + u32 squash_ctl = 0; + + if (waveform) + squash_ctl = CDCLK_SQUASH_ENABLE | + CDCLK_SQUASH_WINDOW_SIZE(0xf) | waveform; + + intel_de_write(i915, CDCLK_SQUASH_CTL, squash_ctl); +} + static void bxt_set_cdclk(struct drm_i915_private *dev_priv, const struct intel_cdclk_config *cdclk_config, enum pipe pipe) @@ -1752,15 +1764,8 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv, else clock = cdclk; - if (HAS_CDCLK_SQUASH(dev_priv)) { - u32 squash_ctl = 0; - - if (waveform) - squash_ctl = CDCLK_SQUASH_ENABLE | - CDCLK_SQUASH_WINDOW_SIZE(0xf) | waveform; - - intel_de_write(dev_priv, CDCLK_SQUASH_CTL, squash_ctl); - } + if (HAS_CDCLK_SQUASH(dev_priv)) + dg2_cdclk_squash_program(dev_priv, waveform); val = bxt_cdclk_cd2x_div_sel(dev_priv, clock, vco) | bxt_cdclk_cd2x_pipe(dev_priv, pipe) |