From patchwork Fri Sep 7 15:24:11 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= X-Patchwork-Id: 10592301 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id B8B72921 for ; Fri, 7 Sep 2018 15:24:51 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A5D772842B for ; Fri, 7 Sep 2018 15:24:51 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 99EFE2856E; Fri, 7 Sep 2018 15:24:51 +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 96BB12842B for ; Fri, 7 Sep 2018 15:24:50 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9892F6E987; Fri, 7 Sep 2018 15:24:49 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by gabe.freedesktop.org (Postfix) with ESMTPS id B45576E986 for ; Fri, 7 Sep 2018 15:24:48 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 07 Sep 2018 08:24:48 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.53,342,1531810800"; d="scan'208";a="68326779" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by fmsmga007.fm.intel.com with SMTP; 07 Sep 2018 08:24:46 -0700 Received: by stinkbox (sSMTP sendmail emulation); Fri, 07 Sep 2018 18:24:45 +0300 From: Ville Syrjala To: intel-gfx@lists.freedesktop.org Date: Fri, 7 Sep 2018 18:24:11 +0300 Message-Id: <20180907152413.15761-12-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20180907152413.15761-1-ville.syrjala@linux.intel.com> References: <20180907152413.15761-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 11/13] drm/i915: Move display w/a #1175 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP From: Ville Syrjälä Move the display w/a #1175 to a better place. That place being the new skl+ specific plane->check() hook. This leaves the skl_check_plane_surface() stuff to deal with the gtt offset and src coordinate stuff as originally envisioned. Reviewed-by: Rodrigo Vivi Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/intel_display.c | 36 +++++------------------------------- drivers/gpu/drm/i915/intel_drv.h | 3 +-- drivers/gpu/drm/i915/intel_sprite.c | 36 +++++++++++++++++++++++++++++++++++- 3 files changed, 41 insertions(+), 34 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index a8072c78c170..8be6c74395d8 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2991,20 +2991,14 @@ static bool skl_check_main_ccs_coordinates(struct intel_plane_state *plane_state return true; } -static int skl_check_main_surface(const struct intel_crtc_state *crtc_state, - struct intel_plane_state *plane_state) +static int skl_check_main_surface(struct intel_plane_state *plane_state) { - struct drm_i915_private *dev_priv = - to_i915(plane_state->base.plane->dev); const struct drm_framebuffer *fb = plane_state->base.fb; unsigned int rotation = plane_state->base.rotation; int x = plane_state->base.src.x1 >> 16; int y = plane_state->base.src.y1 >> 16; int w = drm_rect_width(&plane_state->base.src) >> 16; int h = drm_rect_height(&plane_state->base.src) >> 16; - int dst_x = plane_state->base.dst.x1; - int dst_w = drm_rect_width(&plane_state->base.dst); - int pipe_src_w = crtc_state->pipe_src_w; int max_width = skl_max_plane_width(fb, 0, rotation); int max_height = 4096; u32 alignment, offset, aux_offset = plane_state->color_plane[1].offset; @@ -3015,24 +3009,6 @@ static int skl_check_main_surface(const struct intel_crtc_state *crtc_state, return -EINVAL; } - /* - * Display WA #1175: cnl,glk - * Planes other than the cursor may cause FIFO underflow and display - * corruption if starting less than 4 pixels from the right edge of - * the screen. - * Besides the above WA fix the similar problem, where planes other - * than the cursor ending less than 4 pixels from the left edge of the - * screen may cause FIFO underflow and display corruption. - */ - if ((IS_GEMINILAKE(dev_priv) || IS_CANNONLAKE(dev_priv)) && - (dst_x + dst_w < 4 || dst_x > pipe_src_w - 4)) { - DRM_DEBUG_KMS("requested plane X %s position %d invalid (valid range %d-%d)\n", - dst_x + dst_w < 4 ? "end" : "start", - dst_x + dst_w < 4 ? dst_x + dst_w : dst_x, - 4, pipe_src_w - 4); - return -ERANGE; - } - intel_add_fb_offsets(&x, &y, plane_state, 0); offset = intel_plane_compute_aligned_offset(&x, &y, plane_state, 0); alignment = intel_surf_alignment(fb, 0); @@ -3093,8 +3069,7 @@ static int skl_check_main_surface(const struct intel_crtc_state *crtc_state, } static int -skl_check_nv12_surface(const struct intel_crtc_state *crtc_state, - struct intel_plane_state *plane_state) +skl_check_nv12_surface(struct intel_plane_state *plane_state) { /* Display WA #1106 */ if (plane_state->base.rotation != @@ -3165,8 +3140,7 @@ static int skl_check_ccs_aux_surface(struct intel_plane_state *plane_state) return 0; } -int skl_check_plane_surface(const struct intel_crtc_state *crtc_state, - struct intel_plane_state *plane_state) +int skl_check_plane_surface(struct intel_plane_state *plane_state) { const struct drm_framebuffer *fb = plane_state->base.fb; unsigned int rotation = plane_state->base.rotation; @@ -3190,7 +3164,7 @@ 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); + ret = skl_check_nv12_surface(plane_state); if (ret) return ret; ret = skl_check_nv12_aux_surface(plane_state); @@ -3206,7 +3180,7 @@ int skl_check_plane_surface(const struct intel_crtc_state *crtc_state, plane_state->color_plane[1].y = 0; } - ret = skl_check_main_surface(crtc_state, plane_state); + ret = skl_check_main_surface(plane_state); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 3c62fa802f7c..118be54feb8e 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1662,8 +1662,7 @@ u32 skl_plane_ctl(const struct intel_crtc_state *crtc_state, u32 glk_color_ctl(const struct intel_plane_state *plane_state); u32 skl_plane_stride(const struct intel_plane_state *plane_state, int plane); -int skl_check_plane_surface(const struct intel_crtc_state *crtc_state, - struct intel_plane_state *plane_state); +int skl_check_plane_surface(struct intel_plane_state *plane_state); int i9xx_check_plane_surface(struct intel_plane_state *plane_state); int skl_format_to_fourcc(int format, bool rgb_order, bool alpha); unsigned int i9xx_plane_max_stride(struct intel_plane *plane, diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 5fd425ac1b3b..206e9d055272 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1220,6 +1220,36 @@ static int skl_plane_check_fb(const struct intel_crtc_state *crtc_state, return 0; } +static int skl_plane_check_dst_coordinates(const struct intel_crtc_state *crtc_state, + const struct intel_plane_state *plane_state) +{ + struct drm_i915_private *dev_priv = + to_i915(plane_state->base.plane->dev); + int crtc_x = plane_state->base.dst.x1; + int crtc_w = drm_rect_width(&plane_state->base.dst); + int pipe_src_w = crtc_state->pipe_src_w; + + /* + * Display WA #1175: cnl,glk + * Planes other than the cursor may cause FIFO underflow and display + * corruption if starting less than 4 pixels from the right edge of + * the screen. + * Besides the above WA fix the similar problem, where planes other + * than the cursor ending less than 4 pixels from the left edge of the + * screen may cause FIFO underflow and display corruption. + */ + if ((IS_GEMINILAKE(dev_priv) || IS_CANNONLAKE(dev_priv)) && + (crtc_x + crtc_w < 4 || crtc_x > pipe_src_w - 4)) { + DRM_DEBUG_KMS("requested plane X %s position %d invalid (valid range %d-%d)\n", + crtc_x + crtc_w < 4 ? "end" : "start", + crtc_x + crtc_w < 4 ? crtc_x + crtc_w : crtc_x, + 4, pipe_src_w - 4); + return -ERANGE; + } + + return 0; +} + int skl_plane_check(struct intel_crtc_state *crtc_state, struct intel_plane_state *plane_state) { @@ -1254,11 +1284,15 @@ int skl_plane_check(struct intel_crtc_state *crtc_state, if (!plane_state->base.visible) return 0; + ret = skl_plane_check_dst_coordinates(crtc_state, plane_state); + if (ret) + return ret; + ret = intel_plane_check_src_coordinates(plane_state); if (ret) return ret; - ret = skl_check_plane_surface(crtc_state, plane_state); + ret = skl_check_plane_surface(plane_state); if (ret) return ret;