From patchwork Thu May 20 23:53:33 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Srivatsa, Anusha" X-Patchwork-Id: 12271601 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 0CD52C433B4 for ; Thu, 20 May 2021 23:53:47 +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 C0733613AC for ; Thu, 20 May 2021 23:53:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C0733613AC 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 623046E456; Thu, 20 May 2021 23:53:45 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id 88CF66E45C for ; Thu, 20 May 2021 23:53:42 +0000 (UTC) IronPort-SDR: nNSc4+H+TlN2LDmVc+2uG9dB09o3mrTzBJzAF6MOXmx341HzASauN2GBB4kLumS82JVK1F0kQE 48Fi9XVs3Wyw== X-IronPort-AV: E=McAfee;i="6200,9189,9990"; a="201072046" X-IronPort-AV: E=Sophos;i="5.82,313,1613462400"; d="scan'208";a="201072046" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 May 2021 16:53:40 -0700 IronPort-SDR: BzBFv/FGlu5/cTPicRJMJMlZi42vd7Eh3YriSWgoFuzvUnUR7ud+7emO5ZMSlwQeN91Lwh8C5w zdJwf+K9aEBQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.82,313,1613462400"; d="scan'208";a="462224451" Received: from anushasr-mobl6.jf.intel.com ([10.165.21.155]) by fmsmga004.fm.intel.com with ESMTP; 20 May 2021 16:53:40 -0700 From: Anusha Srivatsa To: intel-gfx@lists.freedesktop.org Date: Thu, 20 May 2021 16:53:33 -0700 Message-Id: <20210520235334.9872-3-anusha.srivatsa@intel.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20210520235334.9872-1-anusha.srivatsa@intel.com> References: <20210520235334.9872-1-anusha.srivatsa@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 2/3] drm/i915/dmc: Add intel_dmc_has_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. v2: rebased. v3: Move intel_dmc to intel_dmc.h in another patch (Lucas) Cc: Lucas De Marchi Signed-off-by: Anusha Srivatsa Reviewed-by: Lucas De Marchi --- .../gpu/drm/i915/display/intel_display_debugfs.c | 4 ++-- .../gpu/drm/i915/display/intel_display_power.c | 16 ++++++++-------- drivers/gpu/drm/i915/display/intel_dmc.c | 13 +++++++++---- drivers/gpu/drm/i915/display/intel_dmc.h | 5 +++++ drivers/gpu/drm/i915/i915_gpu_error.c | 2 +- 5 files changed, 25 insertions(+), 15 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display_debugfs.c b/drivers/gpu/drm/i915/display/intel_display_debugfs.c index 94e5cbd86e77..88bb05d5c483 100644 --- a/drivers/gpu/drm/i915/display/intel_display_debugfs.c +++ b/drivers/gpu/drm/i915/display/intel_display_debugfs.c @@ -542,10 +542,10 @@ 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(dmc->dmc_payload)); + seq_printf(m, "fw loaded: %s\n", yesno(intel_dmc_has_payload(dev_priv))); seq_printf(m, "path: %s\n", dmc->fw_path); - if (!dmc->dmc_payload) + if (!intel_dmc_has_payload(dev_priv)) goto out; seq_printf(m, "version: %d.%d\n", DMC_VERSION_MAJOR(dmc->version), diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index 991ceea06a07..b546672c9b00 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -1220,7 +1220,7 @@ 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->dmc.dmc_payload) + if (!intel_dmc_has_payload(dev_priv)) return; switch (dev_priv->dmc.target_dc_state) { @@ -5579,7 +5579,7 @@ static void skl_display_core_init(struct drm_i915_private *dev_priv, gen9_dbuf_enable(dev_priv); - if (resume && dev_priv->dmc.dmc_payload) + if (resume && intel_dmc_has_payload(dev_priv)) intel_dmc_load_program(dev_priv); } @@ -5646,7 +5646,7 @@ static void bxt_display_core_init(struct drm_i915_private *dev_priv, bool resume gen9_dbuf_enable(dev_priv); - if (resume && dev_priv->dmc.dmc_payload) + if (resume && intel_dmc_has_payload(dev_priv)) intel_dmc_load_program(dev_priv); } @@ -5712,7 +5712,7 @@ 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->dmc.dmc_payload) + if (resume && intel_dmc_has_payload(dev_priv)) intel_dmc_load_program(dev_priv); } @@ -5869,7 +5869,7 @@ 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->dmc.dmc_payload) + if (resume && intel_dmc_has_payload(dev_priv)) intel_dmc_load_program(dev_priv); /* Wa_14011508470 */ @@ -6230,7 +6230,7 @@ void intel_power_domains_suspend(struct drm_i915_private *i915, */ if (!(i915->dmc.allowed_dc_mask & DC_STATE_EN_DC9) && suspend_mode == I915_DRM_SUSPEND_IDLE && - i915->dmc.dmc_payload) { + intel_dmc_has_payload(i915)) { intel_display_power_flush_work(i915); intel_power_domains_verify_state(i915); return; @@ -6420,7 +6420,7 @@ 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->dmc.dmc_payload) { + if (intel_dmc_has_payload(i915)) { if (i915->dmc.allowed_dc_mask & DC_STATE_EN_UPTO_DC6) skl_enable_dc6(i915); @@ -6431,7 +6431,7 @@ 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->dmc.dmc_payload && + if (intel_dmc_has_payload(i915) && (i915->dmc.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/display/intel_dmc.c b/drivers/gpu/drm/i915/display/intel_dmc.c index 71ef6022d4af..14282e5fdf8b 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.c +++ b/drivers/gpu/drm/i915/display/intel_dmc.c @@ -237,6 +237,11 @@ struct stepping_info { char substepping; }; +bool intel_dmc_has_payload(struct drm_i915_private *dev_priv) +{ + return dev_priv->dmc.dmc_payload; +} + static const struct stepping_info skl_stepping_info[] = { {'A', '0'}, {'B', '0'}, {'C', '0'}, {'D', '0'}, {'E', '0'}, {'F', '0'}, @@ -320,7 +325,7 @@ void intel_dmc_load_program(struct drm_i915_private *dev_priv) return; } - if (!dev_priv->dmc.dmc_payload) { + if (!intel_dmc_has_payload(dev_priv)) { drm_err(&dev_priv->drm, "Tried to program CSR with empty payload\n"); return; @@ -658,7 +663,7 @@ static void dmc_load_work_fn(struct work_struct *work) request_firmware(&fw, dev_priv->dmc.fw_path, dev_priv->drm.dev); parse_dmc_fw(dev_priv, fw); - if (dev_priv->dmc.dmc_payload) { + if (intel_dmc_has_payload(dev_priv)) { intel_dmc_load_program(dev_priv); intel_dmc_runtime_pm_put(dev_priv); @@ -787,7 +792,7 @@ void intel_dmc_ucode_suspend(struct drm_i915_private *dev_priv) flush_work(&dev_priv->dmc.work); /* Drop the reference held in case DMC isn't loaded. */ - if (!dev_priv->dmc.dmc_payload) + if (!intel_dmc_has_payload(dev_priv)) intel_dmc_runtime_pm_put(dev_priv); } @@ -807,7 +812,7 @@ void intel_dmc_ucode_resume(struct drm_i915_private *dev_priv) * Reacquire the reference to keep RPM disabled in case DMC isn't * loaded. */ - if (!dev_priv->dmc.dmc_payload) + if (!intel_dmc_has_payload(dev_priv)) intel_dmc_runtime_pm_get(dev_priv); } diff --git a/drivers/gpu/drm/i915/display/intel_dmc.h b/drivers/gpu/drm/i915/display/intel_dmc.h index 57dd99da0ced..a928172459e3 100644 --- a/drivers/gpu/drm/i915/display/intel_dmc.h +++ b/drivers/gpu/drm/i915/display/intel_dmc.h @@ -6,6 +6,10 @@ #ifndef __INTEL_DMC_H__ #define __INTEL_DMC_H__ +#include +#include "intel_wakeref.h" +#include "i915_reg.h" + struct drm_i915_private; #define DMC_VERSION(major, minor) ((major) << 16 | (minor)) @@ -17,5 +21,6 @@ void intel_dmc_load_program(struct drm_i915_private *i915); void intel_dmc_ucode_fini(struct drm_i915_private *i915); void intel_dmc_ucode_suspend(struct drm_i915_private *i915); void intel_dmc_ucode_resume(struct drm_i915_private *i915); +bool intel_dmc_has_payload(struct drm_i915_private *i915); #endif /* __INTEL_DMC_H__ */ diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 8b964e355cb5..833d3e8b7631 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -792,7 +792,7 @@ static void __err_print_to_sgl(struct drm_i915_error_state_buf *m, struct intel_dmc *dmc = &m->i915->dmc; err_printf(m, "DMC loaded: %s\n", - yesno(dmc->dmc_payload)); + yesno(intel_dmc_has_payload(m->i915) != 0)); err_printf(m, "DMC fw version: %d.%d\n", DMC_VERSION_MAJOR(dmc->version), DMC_VERSION_MINOR(dmc->version));