From patchwork Wed Apr 28 21:12:48 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Srivatsa, Anusha" X-Patchwork-Id: 12230039 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.9 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNWANTED_LANGUAGE_BODY, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9ADEAC433B4 for ; Wed, 28 Apr 2021 21:13:06 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 3B42661408 for ; Wed, 28 Apr 2021 21:13:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3B42661408 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 81D5D6E19A; Wed, 28 Apr 2021 21:13:05 +0000 (UTC) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id 256B86EC43 for ; Wed, 28 Apr 2021 21:13:04 +0000 (UTC) IronPort-SDR: 1rzwaxALPFnBXiV33sgHqaYU9nSPn6iAQLGUZ2Zxk+gG4sAPLeLQJwkcJmsDDRGG6DgoUMHGY3 o9Mh5IMN2Vfg== X-IronPort-AV: E=McAfee;i="6200,9189,9968"; a="193665211" X-IronPort-AV: E=Sophos;i="5.82,258,1613462400"; d="scan'208";a="193665211" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Apr 2021 14:13:02 -0700 IronPort-SDR: /lPBaOln0H1w25Ql0oEtPGWfpvgYmcJH1Vt2BFJRRaem+8YwLOe1bd0Nvq5diYEDREcJjI8CS6 Onz+w2JZ/+JA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.82,258,1613462400"; d="scan'208";a="423716017" Received: from anushasr-mobl6.jf.intel.com ([10.165.21.155]) by fmsmga008.fm.intel.com with ESMTP; 28 Apr 2021 14:13:01 -0700 From: Anusha Srivatsa To: intel-gfx@lists.freedesktop.org Date: Wed, 28 Apr 2021 14:12:48 -0700 Message-Id: <20210428211249.11037-3-anusha.srivatsa@intel.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20210428211249.11037-1-anusha.srivatsa@intel.com> References: <20210428211249.11037-1-anusha.srivatsa@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 2/3] drm/i915/csr: Add intel_csr_has_dmc_payload() helper 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: , Cc: Lucas De Marchi Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" We check for dmc_payload being there at various points in the driver. Replace it with the helper. While at it moving bits related to CSR to intel_csr.h Cc: Lucas De Marchi Signed-off-by: Anusha Srivatsa --- drivers/gpu/drm/i915/display/intel_csr.c | 13 +++++++---- drivers/gpu/drm/i915/display/intel_csr.h | 23 +++++++++++++++++++ .../drm/i915/display/intel_display_debugfs.c | 4 ++-- .../drm/i915/display/intel_display_power.c | 16 ++++++------- drivers/gpu/drm/i915/i915_drv.h | 18 +-------------- drivers/gpu/drm/i915/i915_gpu_error.c | 2 +- 6 files changed, 44 insertions(+), 32 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_csr.c b/drivers/gpu/drm/i915/display/intel_csr.c index bf60c3ffdf5d..66d369ec4f02 100644 --- a/drivers/gpu/drm/i915/display/intel_csr.c +++ b/drivers/gpu/drm/i915/display/intel_csr.c @@ -238,6 +238,11 @@ struct stepping_info { char substepping; }; +bool intel_csr_has_dmc_payload(struct drm_i915_private *dev_priv) +{ + return dev_priv->csr.dmc_payload; +} + static const struct stepping_info skl_stepping_info[] = { {'A', '0'}, {'B', '0'}, {'C', '0'}, {'D', '0'}, {'E', '0'}, {'F', '0'}, @@ -321,7 +326,7 @@ void intel_csr_load_program(struct drm_i915_private *dev_priv) return; } - if (!dev_priv->csr.dmc_payload) { + if (!intel_csr_has_dmc_payload(dev_priv)) { drm_err(&dev_priv->drm, "Tried to program CSR with empty payload\n"); return; @@ -655,7 +660,7 @@ static void csr_load_work_fn(struct work_struct *work) request_firmware(&fw, dev_priv->csr.fw_path, dev_priv->drm.dev); parse_csr_fw(dev_priv, fw); - if (dev_priv->csr.dmc_payload) { + if (intel_csr_has_dmc_payload(dev_priv)) { intel_csr_load_program(dev_priv); intel_csr_runtime_pm_put(dev_priv); @@ -784,7 +789,7 @@ void intel_csr_ucode_suspend(struct drm_i915_private *dev_priv) flush_work(&dev_priv->csr.work); /* Drop the reference held in case DMC isn't loaded. */ - if (!dev_priv->csr.dmc_payload) + if (!intel_csr_has_dmc_payload(dev_priv)) intel_csr_runtime_pm_put(dev_priv); } @@ -804,7 +809,7 @@ void intel_csr_ucode_resume(struct drm_i915_private *dev_priv) * Reacquire the reference to keep RPM disabled in case DMC isn't * loaded. */ - if (!dev_priv->csr.dmc_payload) + if (!intel_csr_has_dmc_payload(dev_priv)) intel_csr_runtime_pm_get(dev_priv); } diff --git a/drivers/gpu/drm/i915/display/intel_csr.h b/drivers/gpu/drm/i915/display/intel_csr.h index 03c64f8af7ab..9cab82dfb1ed 100644 --- a/drivers/gpu/drm/i915/display/intel_csr.h +++ b/drivers/gpu/drm/i915/display/intel_csr.h @@ -6,6 +6,10 @@ #ifndef __INTEL_CSR_H__ #define __INTEL_CSR_H__ +#include +#include "intel_wakeref.h" +#include "i915_reg.h" + struct drm_i915_private; #define CSR_VERSION(major, minor) ((major) << 16 | (minor)) @@ -18,4 +22,23 @@ void intel_csr_ucode_fini(struct drm_i915_private *i915); void intel_csr_ucode_suspend(struct drm_i915_private *i915); void intel_csr_ucode_resume(struct drm_i915_private *i915); +struct intel_csr { + struct work_struct work; + const char *fw_path; + u32 required_version; + u32 max_fw_size; /* bytes */ + u32 *dmc_payload; + u32 dmc_fw_size; /* dwords */ + u32 version; + u32 mmio_count; + i915_reg_t mmioaddr[20]; + u32 mmiodata[20]; + u32 dc_state; + u32 target_dc_state; + u32 allowed_dc_mask; + intel_wakeref_t wakeref; +}; + +bool intel_csr_has_dmc_payload(struct drm_i915_private *dev_priv); + #endif /* __INTEL_CSR_H__ */ diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 183c414d554a..a10c9d4c2536 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -541,10 +541,10 @@ static int i915_dmc_info(struct seq_file *m, void *unused) wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm); - seq_printf(m, "fw loaded: %s\n", yesno(csr->dmc_payload != NULL)); + seq_printf(m, "fw loaded: %s\n", yesno(intel_csr_has_dmc_payload(dev_priv))); seq_printf(m, "path: %s\n", csr->fw_path); - if (!csr->dmc_payload) + if (!intel_csr_has_dmc_payload(dev_priv)) goto out; seq_printf(m, "version: %d.%d\n", CSR_VERSION_MAJOR(csr->version), diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index d48dd15a4f6e..6a9d99b80755 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -1219,7 +1219,7 @@ static void gen9_dc_off_power_well_enable(struct drm_i915_private *dev_priv, static void gen9_dc_off_power_well_disable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - if (!dev_priv->csr.dmc_payload) + if (!intel_csr_has_dmc_payload(dev_priv)) return; switch (dev_priv->csr.target_dc_state) { @@ -5150,7 +5150,7 @@ static void skl_display_core_init(struct drm_i915_private *dev_priv, gen9_dbuf_enable(dev_priv); - if (resume && dev_priv->csr.dmc_payload) + if (resume && intel_csr_has_dmc_payload(dev_priv)) intel_csr_load_program(dev_priv); } @@ -5217,7 +5217,7 @@ static void bxt_display_core_init(struct drm_i915_private *dev_priv, bool resume gen9_dbuf_enable(dev_priv); - if (resume && dev_priv->csr.dmc_payload) + if (resume && intel_csr_has_dmc_payload(dev_priv)) intel_csr_load_program(dev_priv); } @@ -5283,7 +5283,7 @@ static void cnl_display_core_init(struct drm_i915_private *dev_priv, bool resume /* 6. Enable DBUF */ gen9_dbuf_enable(dev_priv); - if (resume && dev_priv->csr.dmc_payload) + if (resume && intel_csr_has_dmc_payload(dev_priv)) intel_csr_load_program(dev_priv); } @@ -5440,7 +5440,7 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv, if (DISPLAY_VER(dev_priv) >= 12) tgl_bw_buddy_init(dev_priv); - if (resume && dev_priv->csr.dmc_payload) + if (resume && intel_csr_has_dmc_payload(dev_priv)) intel_csr_load_program(dev_priv); /* Wa_14011508470 */ @@ -5797,7 +5797,7 @@ void intel_power_domains_suspend(struct drm_i915_private *i915, */ if (!(i915->csr.allowed_dc_mask & DC_STATE_EN_DC9) && suspend_mode == I915_DRM_SUSPEND_IDLE && - i915->csr.dmc_payload) { + intel_csr_has_dmc_payload(i915)) { intel_display_power_flush_work(i915); intel_power_domains_verify_state(i915); return; @@ -5987,7 +5987,7 @@ void intel_display_power_resume(struct drm_i915_private *i915) if (DISPLAY_VER(i915) >= 11) { bxt_disable_dc9(i915); icl_display_core_init(i915, true); - if (i915->csr.dmc_payload) { + if (intel_csr_has_dmc_payload(i915)) { if (i915->csr.allowed_dc_mask & DC_STATE_EN_UPTO_DC6) skl_enable_dc6(i915); @@ -5998,7 +5998,7 @@ void intel_display_power_resume(struct drm_i915_private *i915) } else if (IS_GEMINILAKE(i915) || IS_BROXTON(i915)) { bxt_disable_dc9(i915); bxt_display_core_init(i915, true); - if (i915->csr.dmc_payload && + if (intel_csr_has_dmc_payload(i915) && (i915->csr.allowed_dc_mask & DC_STATE_EN_UPTO_DC5)) gen9_enable_dc5(i915); } else if (IS_HASWELL(i915) || IS_BROADWELL(i915)) { diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 336b09f38aad..50f32d89e175 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -74,6 +74,7 @@ #include "display/intel_global_state.h" #include "display/intel_gmbus.h" #include "display/intel_opregion.h" +#include "display/intel_csr.h" #include "gem/i915_gem_context_types.h" #include "gem/i915_gem_shrinker.h" @@ -329,23 +330,6 @@ struct drm_i915_display_funcs { void (*read_luts)(struct intel_crtc_state *crtc_state); }; -struct intel_csr { - struct work_struct work; - const char *fw_path; - u32 required_version; - u32 max_fw_size; /* bytes */ - u32 *dmc_payload; - u32 dmc_fw_size; /* dwords */ - u32 version; - u32 mmio_count; - i915_reg_t mmioaddr[20]; - u32 mmiodata[20]; - u32 dc_state; - u32 target_dc_state; - u32 allowed_dc_mask; - intel_wakeref_t wakeref; -}; - enum i915_cache_level { I915_CACHE_NONE = 0, I915_CACHE_LLC, /* also used for snoopable memory on non-LLC */ diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index bb181fe5d47e..cbf485e8510a 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -793,7 +793,7 @@ static void __err_print_to_sgl(struct drm_i915_error_state_buf *m, struct intel_csr *csr = &m->i915->csr; err_printf(m, "DMC loaded: %s\n", - yesno(csr->dmc_payload != NULL)); + yesno(intel_csr_has_dmc_payload(m->i915) != 0)); err_printf(m, "DMC fw version: %d.%d\n", CSR_VERSION_MAJOR(csr->version), CSR_VERSION_MINOR(csr->version));