From patchwork Thu Aug 25 12:03:38 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jyri Sarha X-Patchwork-Id: 9299271 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 A4F68607D8 for ; Thu, 25 Aug 2016 12:04:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 95D5929294 for ; Thu, 25 Aug 2016 12:04:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8A36E29295; Thu, 25 Aug 2016 12:04:09 +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=-4.2 required=2.0 tests=BAYES_00, 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 17ACB29297 for ; Thu, 25 Aug 2016 12:04:09 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5C6826E95D; Thu, 25 Aug 2016 12:04:08 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from bear.ext.ti.com (bear.ext.ti.com [198.47.19.11]) by gabe.freedesktop.org (Postfix) with ESMTPS id 07B5E6E95D for ; Thu, 25 Aug 2016 12:04:06 +0000 (UTC) Received: from dflxv15.itg.ti.com ([128.247.5.124]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id u7PC3vsD009929; Thu, 25 Aug 2016 07:03:57 -0500 Received: from DFLE73.ent.ti.com (dfle73.ent.ti.com [128.247.5.110]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id u7PC3v8n029512; Thu, 25 Aug 2016 07:03:57 -0500 Received: from dflp33.itg.ti.com (10.64.6.16) by DFLE73.ent.ti.com (128.247.5.110) with Microsoft SMTP Server id 14.3.294.0; Thu, 25 Aug 2016 07:03:57 -0500 Received: from jadmar.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp33.itg.ti.com (8.14.3/8.13.8) with ESMTP id u7PC3idg011131; Thu, 25 Aug 2016 07:03:54 -0500 From: Jyri Sarha To: , , , Subject: [PATCH v2 3/7] drm/tilcdc: Choose console BPP that supports RGB Date: Thu, 25 Aug 2016 15:03:38 +0300 Message-ID: <1485d015ed3385195e08d80caa90a76e5e2d7f0a.1472126231.git.jsarha@ti.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: References: MIME-Version: 1.0 Cc: Jyri Sarha , peter.ujfalusi@ti.com, tomi.valkeinen@ti.com, kbeldan@baylibre.com, laurent.pinchart@ideasonboard.com X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Choose console BPP that supports RGB and remove the old fbdev bpp selection code. LCDC on AM335x has red and blue wires switched between 24 bit and 16 bit colors. If 24 format is wired for RGB colors, the 16 bit format is wired for BGR. drm_fbdev_cma_init() does not currently like anything else but RGB formats, so we must choose such bytes per pixel value that supports RGB. Signed-off-by: Jyri Sarha --- drivers/gpu/drm/tilcdc/tilcdc_drv.c | 13 ++++--------- drivers/gpu/drm/tilcdc/tilcdc_drv.h | 1 - drivers/gpu/drm/tilcdc/tilcdc_external.c | 7 +++---- drivers/gpu/drm/tilcdc/tilcdc_external.h | 2 +- drivers/gpu/drm/tilcdc/tilcdc_panel.c | 2 -- drivers/gpu/drm/tilcdc/tilcdc_tfp410.c | 2 -- 6 files changed, 8 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c index bb65872..dbc00f7 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c @@ -236,7 +236,6 @@ static int tilcdc_load(struct drm_device *dev, unsigned long flags) struct platform_device *pdev = dev->platformdev; struct device_node *node = pdev->dev.of_node; struct tilcdc_drm_private *priv; - struct tilcdc_module *mod; struct resource *res; u32 bpp = 0; int ret; @@ -332,14 +331,17 @@ static int tilcdc_load(struct drm_device *dev, unsigned long flags) DBG("Revision 1 LCDC supports only RGB565 format"); priv->pixelformats = tilcdc_rev1_formats; priv->num_pixelformats = ARRAY_SIZE(tilcdc_rev1_formats); + bpp = 16; } else if (of_property_read_bool(node, "blue-and-red-crossed")) { DBG("Configured for crossed blue and red wires"); priv->pixelformats = tilcdc_crossed_formats; priv->num_pixelformats = ARRAY_SIZE(tilcdc_crossed_formats); + bpp = 32; /* Choose bpp with RGB support for fbdef */ } else { DBG("Configured for straight blue and red wires"); priv->pixelformats = tilcdc_straight_formats; priv->num_pixelformats = ARRAY_SIZE(tilcdc_straight_formats); + bpp = 16; /* Choose bpp with RGB support for fbdef */ } ret = modeset_init(dev); @@ -355,7 +357,7 @@ static int tilcdc_load(struct drm_device *dev, unsigned long flags) if (ret < 0) goto fail_mode_config_cleanup; - ret = tilcdc_add_external_encoders(dev, &bpp); + ret = tilcdc_add_external_encoders(dev); if (ret < 0) goto fail_component_cleanup; } @@ -378,13 +380,6 @@ static int tilcdc_load(struct drm_device *dev, unsigned long flags) goto fail_vblank_cleanup; } - list_for_each_entry(mod, &module_list, list) { - DBG("%s: preferred_bpp: %d", mod->name, mod->preferred_bpp); - bpp = mod->preferred_bpp; - if (bpp > 0) - break; - } - drm_mode_config_reset(dev); priv->fbdev = drm_fbdev_cma_init(dev, bpp, diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.h b/drivers/gpu/drm/tilcdc/tilcdc_drv.h index 0e19c14..a6e5e6d 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.h +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.h @@ -116,7 +116,6 @@ struct tilcdc_module { const char *name; struct list_head list; const struct tilcdc_module_ops *funcs; - unsigned int preferred_bpp; }; void tilcdc_module_init(struct tilcdc_module *mod, const char *name, diff --git a/drivers/gpu/drm/tilcdc/tilcdc_external.c b/drivers/gpu/drm/tilcdc/tilcdc_external.c index 849b23e..68e8950 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_external.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_external.c @@ -52,7 +52,7 @@ static int tilcdc_external_mode_valid(struct drm_connector *connector, return MODE_OK; } -static int tilcdc_add_external_encoder(struct drm_device *dev, int *bpp, +static int tilcdc_add_external_encoder(struct drm_device *dev, struct drm_connector *connector) { struct tilcdc_drm_private *priv = dev->dev_private; @@ -64,7 +64,6 @@ static int tilcdc_add_external_encoder(struct drm_device *dev, int *bpp, /* Only tda998x is supported at the moment. */ tilcdc_crtc_set_simulate_vesa_sync(priv->crtc, true); tilcdc_crtc_set_panel_info(priv->crtc, &panel_info_tda998x); - *bpp = panel_info_tda998x.bpp; connector_funcs = devm_kzalloc(dev->dev, sizeof(*connector_funcs), GFP_KERNEL); @@ -94,7 +93,7 @@ static int tilcdc_add_external_encoder(struct drm_device *dev, int *bpp, return 0; } -int tilcdc_add_external_encoders(struct drm_device *dev, int *bpp) +int tilcdc_add_external_encoders(struct drm_device *dev) { struct tilcdc_drm_private *priv = dev->dev_private; struct drm_connector *connector; @@ -108,7 +107,7 @@ int tilcdc_add_external_encoders(struct drm_device *dev, int *bpp) if (connector == priv->connectors[i]) found = true; if (!found) { - ret = tilcdc_add_external_encoder(dev, bpp, connector); + ret = tilcdc_add_external_encoder(dev, connector); if (ret) return ret; } diff --git a/drivers/gpu/drm/tilcdc/tilcdc_external.h b/drivers/gpu/drm/tilcdc/tilcdc_external.h index 6aabe27..c700e0c 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_external.h +++ b/drivers/gpu/drm/tilcdc/tilcdc_external.h @@ -18,7 +18,7 @@ #ifndef __TILCDC_EXTERNAL_H__ #define __TILCDC_EXTERNAL_H__ -int tilcdc_add_external_encoders(struct drm_device *dev, int *bpp); +int tilcdc_add_external_encoders(struct drm_device *dev); void tilcdc_remove_external_encoders(struct drm_device *dev); int tilcdc_get_external_components(struct device *dev, struct component_match **match); diff --git a/drivers/gpu/drm/tilcdc/tilcdc_panel.c b/drivers/gpu/drm/tilcdc/tilcdc_panel.c index 4ac1d25..7b36509 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_panel.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_panel.c @@ -397,8 +397,6 @@ static int panel_probe(struct platform_device *pdev) goto fail_timings; } - mod->preferred_bpp = panel_mod->info->bpp; - return 0; fail_timings: diff --git a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c b/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c index 741c7b5..c6a70da 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c @@ -327,8 +327,6 @@ static int tfp410_probe(struct platform_device *pdev) goto fail; } - mod->preferred_bpp = dvi_info.bpp; - i2c_node = of_find_node_by_phandle(i2c_phandle); if (!i2c_node) { dev_err(&pdev->dev, "could not get i2c bus node\n");