From patchwork Wed Apr 18 04:08:13 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Srinivas, Vidya" X-Patchwork-Id: 10347375 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 4890F60365 for ; Wed, 18 Apr 2018 04:11:53 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E65B7284F9 for ; Wed, 18 Apr 2018 04:11:52 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DB151284FF; Wed, 18 Apr 2018 04:11:52 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 47375284F9 for ; Wed, 18 Apr 2018 04:11:52 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D76276E512; Wed, 18 Apr 2018 04:11:51 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id AE63D6E50A for ; Wed, 18 Apr 2018 04:11:47 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Apr 2018 21:11:47 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,464,1517904000"; d="scan'208";a="51633707" Received: from vsrini4-ubuntu.iind.intel.com ([10.223.161.6]) by orsmga002.jf.intel.com with ESMTP; 17 Apr 2018 21:11:46 -0700 From: Vidya Srinivas To: intel-gfx@lists.freedesktop.org Date: Wed, 18 Apr 2018 09:38:13 +0530 Message-Id: <1524024493-23173-7-git-send-email-vidya.srinivas@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1524024493-23173-1-git-send-email-vidya.srinivas@intel.com> References: <1524024493-23173-1-git-send-email-vidya.srinivas@intel.com> Subject: [Intel-gfx] [PATCH v4 6/6] drm/i915: Add skl_check_nv12_surface for NV12 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP From: Maarten Lankhorst We skip src trunction/adjustments for NV12 case and handle the sizes directly. Without this, pipe fifo underruns are seen on APL/KBL. v2: For NV12, making the src coordinates multiplier of 4 v3: Moving all the src coords handling code for NV12 to skl_check_nv12_surface Signed-off-by: Maarten Lankhorst Signed-off-by: Vidya Srinivas Reviewed-by: Mika Kahola --- drivers/gpu/drm/i915/intel_display.c | 39 ++++++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/intel_sprite.c | 15 ++++++++++---- 2 files changed, 50 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 925402e..b8dbaca 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3118,6 +3118,42 @@ static int skl_check_main_surface(const struct intel_crtc_state *crtc_state, return 0; } +static int +skl_check_nv12_surface(const struct intel_crtc_state *crtc_state, + struct intel_plane_state *plane_state) +{ + int crtc_x2 = plane_state->base.crtc_x + plane_state->base.crtc_w; + int crtc_y2 = plane_state->base.crtc_y + plane_state->base.crtc_h; + + if (((plane_state->base.src_x >> 16) % 4) != 0 || + ((plane_state->base.src_y >> 16) % 4) != 0 || + ((plane_state->base.src_w >> 16) % 4) != 0 || + ((plane_state->base.src_h >> 16) % 4) != 0) { + DRM_DEBUG_KMS("src coords must be multiple of 4 for NV12\n"); + return -EINVAL; + } + + /* Clipping would cause a 1-3 pixel gap at the edge of the screen? */ + if ((crtc_x2 > crtc_state->pipe_src_w && crtc_state->pipe_src_w % 4) || + (crtc_y2 > crtc_state->pipe_src_h && crtc_state->pipe_src_h % 4)) { + DRM_DEBUG_KMS("It's not possible to clip %u,%u to %u,%u\n", + crtc_x2, crtc_y2, + crtc_state->pipe_src_w, crtc_state->pipe_src_h); + return -EINVAL; + } + + plane_state->base.src.x1 = + DIV_ROUND_CLOSEST(plane_state->base.src.x1, 1 << 18) << 18; + plane_state->base.src.x2 = + DIV_ROUND_CLOSEST(plane_state->base.src.x2, 1 << 18) << 18; + plane_state->base.src.y1 = + DIV_ROUND_CLOSEST(plane_state->base.src.y1, 1 << 18) << 18; + plane_state->base.src.y2 = + DIV_ROUND_CLOSEST(plane_state->base.src.y2, 1 << 18) << 18; + + return 0; +} + static int skl_check_nv12_aux_surface(struct intel_plane_state *plane_state) { const struct drm_framebuffer *fb = plane_state->base.fb; @@ -3201,6 +3237,9 @@ int skl_check_plane_surface(const struct intel_crtc_state *crtc_state, * the main surface setup depends on it. */ if (fb->format->format == DRM_FORMAT_NV12) { + ret = skl_check_nv12_surface(crtc_state, plane_state); + if (ret) + return ret; ret = skl_check_nv12_aux_surface(plane_state); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 8b7947d..f9985fb 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1035,10 +1035,17 @@ intel_check_sprite_plane(struct intel_plane *plane, return vscale; } - /* Make the source viewport size an exact multiple of the scaling factors. */ - drm_rect_adjust_size(src, - drm_rect_width(dst) * hscale - drm_rect_width(src), - drm_rect_height(dst) * vscale - drm_rect_height(src)); + if (fb->format->format != DRM_FORMAT_NV12) { + /* + * Make the source viewport size + * an exact multiple of the scaling factors + */ + drm_rect_adjust_size(src, + (drm_rect_width(dst) * hscale - + drm_rect_width(src)), + (drm_rect_height(dst) * vscale - + drm_rect_height(src))); + } drm_rect_rotate_inv(src, fb->width << 16, fb->height << 16, state->base.rotation);