From patchwork Thu Aug 22 16:04:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jani Nikula X-Patchwork-Id: 13773908 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 BE0C6C52D7C for ; Thu, 22 Aug 2024 16:05:17 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5BA5B10EB4C; Thu, 22 Aug 2024 16:05:17 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="QtdagZ/p"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id 64EF310EB4F; Thu, 22 Aug 2024 16:05:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1724342716; x=1755878716; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=6mfQqUgvFBSFhDexG3cwZIDT1Pf+v/apK0cQf6wBfmI=; b=QtdagZ/pVroxFxLBDwDeR4VjpTZ9jI3xcyFOugo82ThTPO37nB7brgFn IZfQq7Cwq7jvjmywCHCfrrsvLbDtLO2Drl4cbwW+ShOcX1vlM8EzEVVSM L6xNM2JWlFgqdPHgRnDFUafUhTGLcxIl3sB3c1z7PoQgpjWUdSxcQg4JC sGH+ZeLWzjzuznvawr9rAzwcncHVTlIkJ3spD5GhYUASkk3Z2SkYH3ZU9 /3GkSr/nXpimfPO6fMEgu1336cv6OFjXuzH7IKmTWP2H7gq/Y5+Xi8QH1 h0IsddfqOyhdeH8u9Uhr8d5td5nMwN+E31THW6ncxa6OIvJYm4urY3SyV A==; X-CSE-ConnectionGUID: 6YCHY+MeS1qbOG8uNQcP2A== X-CSE-MsgGUID: U+1vW/TuTo2qKwr2rApp+g== X-IronPort-AV: E=McAfee;i="6700,10204,11172"; a="22953060" X-IronPort-AV: E=Sophos;i="6.10,167,1719903600"; d="scan'208";a="22953060" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Aug 2024 09:05:16 -0700 X-CSE-ConnectionGUID: 4Ai6EOJiRmeTqleNPwTHWg== X-CSE-MsgGUID: snwajqdoRgae3NAdKVFeZg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,167,1719903600"; d="scan'208";a="61169325" Received: from cpetruta-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.246.121]) by fmviesa006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Aug 2024 09:05:14 -0700 From: Jani Nikula To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: jani.nikula@intel.com Subject: [PATCH 3/7] drm/i915/vblank: convert to struct intel_display Date: Thu, 22 Aug 2024 19:04:51 +0300 Message-Id: <40430651a45ddd9e350a1fd7938fe4054492f6ea.1724342644.git.jani.nikula@intel.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: References: MIME-Version: 1.0 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo 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" Going forward, struct intel_display shall replace struct drm_i915_private as the main display device data pointer type. Convert intel_vblank.[ch] to struct intel_display. Some stragglers are left behind where needed. Signed-off-by: Jani Nikula Reviewed-by: Rodrigo Vivi --- drivers/gpu/drm/i915/display/intel_vblank.c | 97 +++++++++++---------- 1 file changed, 50 insertions(+), 47 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_vblank.c b/drivers/gpu/drm/i915/display/intel_vblank.c index 2073e8075af4..838b55ecb1d8 100644 --- a/drivers/gpu/drm/i915/display/intel_vblank.c +++ b/drivers/gpu/drm/i915/display/intel_vblank.c @@ -67,7 +67,7 @@ */ u32 i915_get_vblank_counter(struct drm_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->dev); + struct intel_display *display = to_intel_display(crtc->dev); struct drm_vblank_crtc *vblank = drm_crtc_vblank_crtc(crtc); const struct drm_display_mode *mode = &vblank->hwmode; enum pipe pipe = to_intel_crtc(crtc)->pipe; @@ -103,8 +103,8 @@ u32 i915_get_vblank_counter(struct drm_crtc *crtc) * we get a low value that's stable across two reads of the high * register. */ - frame = intel_de_read64_2x32(dev_priv, PIPEFRAMEPIXEL(dev_priv, pipe), - PIPEFRAME(dev_priv, pipe)); + frame = intel_de_read64_2x32(display, PIPEFRAMEPIXEL(display, pipe), + PIPEFRAME(display, pipe)); pixel = frame & PIPE_PIXEL_MASK; frame = (frame >> PIPE_FRAME_LOW_SHIFT) & 0xffffff; @@ -119,19 +119,19 @@ u32 i915_get_vblank_counter(struct drm_crtc *crtc) u32 g4x_get_vblank_counter(struct drm_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->dev); + struct intel_display *display = to_intel_display(crtc->dev); struct drm_vblank_crtc *vblank = drm_crtc_vblank_crtc(crtc); enum pipe pipe = to_intel_crtc(crtc)->pipe; if (!vblank->max_vblank_count) return 0; - return intel_de_read(dev_priv, PIPE_FRMCOUNT_G4X(dev_priv, pipe)); + return intel_de_read(display, PIPE_FRMCOUNT_G4X(display, pipe)); } static u32 intel_crtc_scanlines_since_frame_timestamp(struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc); struct drm_vblank_crtc *vblank = drm_crtc_vblank_crtc(&crtc->base); const struct drm_display_mode *mode = &vblank->hwmode; u32 htotal = mode->crtc_htotal; @@ -150,16 +150,16 @@ static u32 intel_crtc_scanlines_since_frame_timestamp(struct intel_crtc *crtc) * pipe frame time stamp. The time stamp value * is sampled at every start of vertical blank. */ - scan_prev_time = intel_de_read_fw(dev_priv, + scan_prev_time = intel_de_read_fw(display, PIPE_FRMTMSTMP(crtc->pipe)); /* * The TIMESTAMP_CTR register has the current * time stamp value. */ - scan_curr_time = intel_de_read_fw(dev_priv, IVB_TIMESTAMP_CTR); + scan_curr_time = intel_de_read_fw(display, IVB_TIMESTAMP_CTR); - scan_post_time = intel_de_read_fw(dev_priv, + scan_post_time = intel_de_read_fw(display, PIPE_FRMTMSTMP(crtc->pipe)); } while (scan_post_time != scan_prev_time); @@ -192,6 +192,7 @@ static u32 __intel_get_crtc_scanline_from_timestamp(struct intel_crtc *crtc) static int intel_crtc_scanline_offset(const struct intel_crtc_state *crtc_state) { + struct intel_display *display = to_intel_display(crtc_state); struct drm_i915_private *i915 = to_i915(crtc_state->uapi.crtc->dev); /* @@ -220,7 +221,7 @@ static int intel_crtc_scanline_offset(const struct intel_crtc_state *crtc_state) * However if queried just before the start of vblank we'll get an * answer that's slightly in the future. */ - if (DISPLAY_VER(i915) == 2) + if (DISPLAY_VER(display) == 2) return -1; else if (HAS_DDI(i915) && intel_crtc_has_type(crtc_state, INTEL_OUTPUT_HDMI)) return 2; @@ -234,8 +235,7 @@ static int intel_crtc_scanline_offset(const struct intel_crtc_state *crtc_state) */ static int __intel_get_crtc_scanline(struct intel_crtc *crtc) { - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(crtc); struct drm_vblank_crtc *vblank = drm_crtc_vblank_crtc(&crtc->base); const struct drm_display_mode *mode = &vblank->hwmode; enum pipe pipe = crtc->pipe; @@ -249,7 +249,7 @@ static int __intel_get_crtc_scanline(struct intel_crtc *crtc) vtotal = intel_mode_vtotal(mode); - position = intel_de_read_fw(dev_priv, PIPEDSL(dev_priv, pipe)) & PIPEDSL_LINE_MASK; + position = intel_de_read_fw(display, PIPEDSL(display, pipe)) & PIPEDSL_LINE_MASK; /* * On HSW, the DSL reg (0x70000) appears to return 0 if we @@ -263,13 +263,13 @@ static int __intel_get_crtc_scanline(struct intel_crtc *crtc) * problem. We may need to extend this to include other platforms, * but so far testing only shows the problem on HSW. */ - if (HAS_DDI(dev_priv) && !position) { + if (HAS_DDI(display) && !position) { int i, temp; for (i = 0; i < 100; i++) { udelay(1); - temp = intel_de_read_fw(dev_priv, - PIPEDSL(dev_priv, pipe)) & PIPEDSL_LINE_MASK; + temp = intel_de_read_fw(display, + PIPEDSL(display, pipe)) & PIPEDSL_LINE_MASK; if (temp != position) { position = temp; break; @@ -304,23 +304,25 @@ int intel_crtc_scanline_to_hw(struct intel_crtc *crtc, int scanline) * otherwise they may hang. */ #ifdef I915 -static void intel_vblank_section_enter(struct drm_i915_private *i915) +static void intel_vblank_section_enter(struct intel_display *display) __acquires(i915->uncore.lock) { + struct drm_i915_private *i915 = to_i915(display->drm); spin_lock(&i915->uncore.lock); } -static void intel_vblank_section_exit(struct drm_i915_private *i915) +static void intel_vblank_section_exit(struct intel_display *display) __releases(i915->uncore.lock) { + struct drm_i915_private *i915 = to_i915(display->drm); spin_unlock(&i915->uncore.lock); } #else -static void intel_vblank_section_enter(struct drm_i915_private *i915) +static void intel_vblank_section_enter(struct intel_display *display) { } -static void intel_vblank_section_exit(struct drm_i915_private *i915) +static void intel_vblank_section_exit(struct intel_display *display) { } #endif @@ -331,19 +333,19 @@ static bool i915_get_crtc_scanoutpos(struct drm_crtc *_crtc, ktime_t *stime, ktime_t *etime, const struct drm_display_mode *mode) { - struct drm_device *dev = _crtc->dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_display *display = to_intel_display(_crtc->dev); + struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_crtc *crtc = to_intel_crtc(_crtc); enum pipe pipe = crtc->pipe; int position; int vbl_start, vbl_end, hsync_start, htotal, vtotal; unsigned long irqflags; - bool use_scanline_counter = DISPLAY_VER(dev_priv) >= 5 || - IS_G4X(dev_priv) || DISPLAY_VER(dev_priv) == 2 || + bool use_scanline_counter = DISPLAY_VER(display) >= 5 || + IS_G4X(dev_priv) || DISPLAY_VER(display) == 2 || crtc->mode_flags & I915_MODE_FLAG_USE_SCANLINE_COUNTER; - if (drm_WARN_ON(&dev_priv->drm, !mode->crtc_clock)) { - drm_dbg(&dev_priv->drm, + if (drm_WARN_ON(display->drm, !mode->crtc_clock)) { + drm_dbg(display->drm, "trying to get scanoutpos for disabled pipe %c\n", pipe_name(pipe)); return false; @@ -361,7 +363,7 @@ static bool i915_get_crtc_scanoutpos(struct drm_crtc *_crtc, * preemption disabled, so the following code must not block. */ local_irq_save(irqflags); - intel_vblank_section_enter(dev_priv); + intel_vblank_section_enter(display); /* preempt_disable_rt() should go right here in PREEMPT_RT patchset. */ @@ -393,7 +395,7 @@ static bool i915_get_crtc_scanoutpos(struct drm_crtc *_crtc, * We can split this into vertical and horizontal * scanout position. */ - position = (intel_de_read_fw(dev_priv, PIPEFRAMEPIXEL(dev_priv, pipe)) & PIPE_PIXEL_MASK) >> PIPE_PIXEL_SHIFT; + position = (intel_de_read_fw(display, PIPEFRAMEPIXEL(display, pipe)) & PIPE_PIXEL_MASK) >> PIPE_PIXEL_SHIFT; /* convert to pixel counts */ vbl_start *= htotal; @@ -429,7 +431,7 @@ static bool i915_get_crtc_scanoutpos(struct drm_crtc *_crtc, /* preempt_enable_rt() should go right here in PREEMPT_RT patchset. */ - intel_vblank_section_exit(dev_priv); + intel_vblank_section_exit(display); local_irq_restore(irqflags); /* @@ -464,42 +466,42 @@ bool intel_crtc_get_vblank_timestamp(struct drm_crtc *crtc, int *max_error, int intel_get_crtc_scanline(struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc); unsigned long irqflags; int position; local_irq_save(irqflags); - intel_vblank_section_enter(dev_priv); + intel_vblank_section_enter(display); position = __intel_get_crtc_scanline(crtc); - intel_vblank_section_exit(dev_priv); + intel_vblank_section_exit(display); local_irq_restore(irqflags); return position; } -static bool pipe_scanline_is_moving(struct drm_i915_private *dev_priv, +static bool pipe_scanline_is_moving(struct intel_display *display, enum pipe pipe) { - i915_reg_t reg = PIPEDSL(dev_priv, pipe); + i915_reg_t reg = PIPEDSL(display, pipe); u32 line1, line2; - line1 = intel_de_read(dev_priv, reg) & PIPEDSL_LINE_MASK; + line1 = intel_de_read(display, reg) & PIPEDSL_LINE_MASK; msleep(5); - line2 = intel_de_read(dev_priv, reg) & PIPEDSL_LINE_MASK; + line2 = intel_de_read(display, reg) & PIPEDSL_LINE_MASK; return line1 != line2; } static void wait_for_pipe_scanline_moving(struct intel_crtc *crtc, bool state) { - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc); enum pipe pipe = crtc->pipe; /* Wait for the display line to settle/start moving */ - if (wait_for(pipe_scanline_is_moving(dev_priv, pipe) == state, 100)) - drm_err(&dev_priv->drm, + if (wait_for(pipe_scanline_is_moving(display, pipe) == state, 100)) + drm_err(display->drm, "pipe %c scanline %s wait timed out\n", pipe_name(pipe), str_on_off(state)); } @@ -517,8 +519,8 @@ void intel_wait_for_pipe_scanline_moving(struct intel_crtc *crtc) void intel_crtc_update_active_timings(const struct intel_crtc_state *crtc_state, bool vrr_enable) { + struct intel_display *display = to_intel_display(crtc_state); struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); - struct drm_i915_private *i915 = to_i915(crtc->base.dev); u8 mode_flags = crtc_state->mode_flags; struct drm_display_mode adjusted_mode; int vmax_vblank_start = 0; @@ -527,7 +529,8 @@ void intel_crtc_update_active_timings(const struct intel_crtc_state *crtc_state, drm_mode_init(&adjusted_mode, &crtc_state->hw.adjusted_mode); if (vrr_enable) { - drm_WARN_ON(&i915->drm, (mode_flags & I915_MODE_FLAG_VRR) == 0); + drm_WARN_ON(display->drm, + (mode_flags & I915_MODE_FLAG_VRR) == 0); adjusted_mode.crtc_vtotal = crtc_state->vrr.vmax; adjusted_mode.crtc_vblank_end = crtc_state->vrr.vmax; @@ -549,8 +552,8 @@ void intel_crtc_update_active_timings(const struct intel_crtc_state *crtc_state, * __intel_get_crtc_scanline()) with vblank_time_lock? * Need to audit everything to make sure it's safe. */ - spin_lock_irqsave(&i915->drm.vblank_time_lock, irqflags); - intel_vblank_section_enter(i915); + spin_lock_irqsave(&display->drm->vblank_time_lock, irqflags); + intel_vblank_section_enter(display); drm_calc_timestamping_constants(&crtc->base, &adjusted_mode); @@ -559,8 +562,8 @@ void intel_crtc_update_active_timings(const struct intel_crtc_state *crtc_state, crtc->mode_flags = mode_flags; crtc->scanline_offset = intel_crtc_scanline_offset(crtc_state); - intel_vblank_section_exit(i915); - spin_unlock_irqrestore(&i915->drm.vblank_time_lock, irqflags); + intel_vblank_section_exit(display); + spin_unlock_irqrestore(&display->drm->vblank_time_lock, irqflags); } int intel_mode_vdisplay(const struct drm_display_mode *mode) @@ -666,7 +669,7 @@ void intel_vblank_evade_init(const struct intel_crtc_state *old_crtc_state, int intel_vblank_evade(struct intel_vblank_evade_ctx *evade) { struct intel_crtc *crtc = evade->crtc; - struct drm_i915_private *i915 = to_i915(crtc->base.dev); + struct intel_display *display = to_intel_display(crtc); long timeout = msecs_to_jiffies_timeout(1); wait_queue_head_t *wq = drm_crtc_vblank_waitqueue(&crtc->base); DEFINE_WAIT(wait); @@ -688,7 +691,7 @@ int intel_vblank_evade(struct intel_vblank_evade_ctx *evade) break; if (!timeout) { - drm_err(&i915->drm, + drm_err(display->drm, "Potential atomic update failure on pipe %c\n", pipe_name(crtc->pipe)); break;