From patchwork Sun Jan 20 11:43:14 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Noralf_Tr=C3=B8nnes?= X-Patchwork-Id: 10772367 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 35B376C2 for ; Sun, 20 Jan 2019 11:43:49 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 22E2F287DC for ; Sun, 20 Jan 2019 11:43:49 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 15A2E288C5; Sun, 20 Jan 2019 11:43:49 +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 A25EA287DC for ; Sun, 20 Jan 2019 11:43:48 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A0EFB6E5EE; Sun, 20 Jan 2019 11:43:38 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from smtp.domeneshop.no (smtp.domeneshop.no [IPv6:2a01:5b40:0:3005::1]) by gabe.freedesktop.org (Postfix) with ESMTPS id 11EF86E5EB for ; Sun, 20 Jan 2019 11:43:32 +0000 (UTC) Received: from 211.81-166-168.customer.lyse.net ([81.166.168.211]:41476 helo=localhost.localdomain) by smtp.domeneshop.no with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_CBC_SHA1:128) (Exim 4.84_2) (envelope-from ) id 1glBVi-0000O0-8z; Sun, 20 Jan 2019 12:43:30 +0100 From: =?utf-8?q?Noralf_Tr=C3=B8nnes?= To: dri-devel@lists.freedesktop.org Subject: [PATCH 07/11] drm/tinydrm/repaper: Use devm_drm_dev_*() Date: Sun, 20 Jan 2019 12:43:14 +0100 Message-Id: <20190120114318.49199-8-noralf@tronnes.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190120114318.49199-1-noralf@tronnes.org> References: <20190120114318.49199-1-noralf@tronnes.org> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: david@lechnology.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Use devm_drm_dev_init(), devm_drm_dev_register_with_fbdev() and drop using tinydrm_device. Signed-off-by: Noralf Trønnes --- drivers/gpu/drm/tinydrm/repaper.c | 63 ++++++++++++++++++++----------- 1 file changed, 40 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/tinydrm/repaper.c b/drivers/gpu/drm/tinydrm/repaper.c index 3141241ca8f0..4c8205565668 100644 --- a/drivers/gpu/drm/tinydrm/repaper.c +++ b/drivers/gpu/drm/tinydrm/repaper.c @@ -34,7 +34,7 @@ #include #include #include -#include +#include #include #define REPAPER_RID_G2_COG_ID 0x12 @@ -60,7 +60,8 @@ enum repaper_epd_border_byte { }; struct repaper_epd { - struct tinydrm_device tinydrm; + struct drm_device base; + struct drm_simple_display_pipe pipe; struct spi_device *spi; struct gpio_desc *panel_on; @@ -89,10 +90,9 @@ struct repaper_epd { bool partial; }; -static inline struct repaper_epd * -epd_from_tinydrm(struct tinydrm_device *tdev) +static inline struct repaper_epd *drm_to_epd(struct drm_device *drm) { - return container_of(tdev, struct repaper_epd, tinydrm); + return container_of(drm, struct repaper_epd, base); } static int repaper_spi_transfer(struct spi_device *spi, u8 header, @@ -530,8 +530,7 @@ static int repaper_fb_dirty(struct drm_framebuffer *fb) { struct drm_gem_cma_object *cma_obj = drm_fb_cma_get_gem_obj(fb, 0); struct dma_buf_attachment *import_attach = cma_obj->base.import_attach; - struct tinydrm_device *tdev = fb->dev->dev_private; - struct repaper_epd *epd = epd_from_tinydrm(tdev); + struct repaper_epd *epd = drm_to_epd(fb->dev); struct drm_rect clip; u8 *buf = NULL; int ret = 0; @@ -646,8 +645,7 @@ static void repaper_pipe_enable(struct drm_simple_display_pipe *pipe, struct drm_crtc_state *crtc_state, struct drm_plane_state *plane_state) { - struct tinydrm_device *tdev = pipe_to_tinydrm(pipe); - struct repaper_epd *epd = epd_from_tinydrm(tdev); + struct repaper_epd *epd = drm_to_epd(pipe->crtc.dev); struct spi_device *spi = epd->spi; struct device *dev = &spi->dev; bool dc_ok = false; @@ -781,8 +779,7 @@ static void repaper_pipe_enable(struct drm_simple_display_pipe *pipe, static void repaper_pipe_disable(struct drm_simple_display_pipe *pipe) { - struct tinydrm_device *tdev = pipe_to_tinydrm(pipe); - struct repaper_epd *epd = epd_from_tinydrm(tdev); + struct repaper_epd *epd = drm_to_epd(pipe->crtc.dev); struct spi_device *spi = epd->spi; unsigned int line; @@ -856,6 +853,23 @@ static const struct drm_simple_display_pipe_funcs repaper_pipe_funcs = { .prepare_fb = drm_gem_fb_simple_display_pipe_prepare_fb, }; +static const struct drm_mode_config_funcs repaper_mode_config_funcs = { + .fb_create = drm_gem_fb_create_with_dirty, + .atomic_check = drm_atomic_helper_check, + .atomic_commit = drm_atomic_helper_commit, +}; + +static void repaper_release(struct drm_device *drm) +{ + struct repaper_epd *epd = drm_to_epd(drm); + + DRM_DEBUG_DRIVER("\n"); + + drm_mode_config_cleanup(drm); + drm_dev_fini(drm); + kfree(epd); +} + static const uint32_t repaper_formats[] = { DRM_FORMAT_XRGB8888, }; @@ -894,6 +908,7 @@ static struct drm_driver repaper_driver = { .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_PRIME | DRIVER_ATOMIC, .fops = &repaper_fops, + .release = repaper_release, DRM_GEM_CMA_VMAP_DRIVER_OPS, .name = "repaper", .desc = "Pervasive Displays RePaper e-ink panels", @@ -927,7 +942,6 @@ static int repaper_probe(struct spi_device *spi) const struct of_device_id *match; struct drm_connector *connector; struct device *dev = &spi->dev; - struct tinydrm_device *tdev; enum repaper_model model; const char *thermal_zone; struct repaper_epd *epd; @@ -952,10 +966,20 @@ static int repaper_probe(struct spi_device *spi) } } - epd = devm_kzalloc(dev, sizeof(*epd), GFP_KERNEL); + epd = kzalloc(sizeof(*epd), GFP_KERNEL); if (!epd) return -ENOMEM; + drm = &epd->base; + ret = devm_drm_dev_init(dev, drm, &repaper_driver); + if (ret) { + kfree(epd); + return ret; + } + + drm_mode_config_init(drm); + drm->mode_config.funcs = &repaper_mode_config_funcs; + epd->spi = spi; epd->panel_on = devm_gpiod_get(dev, "panel-on", GPIOD_OUT_LOW); @@ -1066,32 +1090,25 @@ static int repaper_probe(struct spi_device *spi) if (!epd->current_frame) return -ENOMEM; - tdev = &epd->tinydrm; - - ret = devm_tinydrm_init(dev, tdev, &repaper_driver); - if (ret) - return ret; - - drm = tdev->drm; connector = drm_simple_connector_create(drm, DRM_MODE_CONNECTOR_VIRTUAL, mode, 0); if (IS_ERR(connector)) return PTR_ERR(connector); - ret = drm_simple_display_pipe_init(drm, &tdev->pipe, &repaper_pipe_funcs, + ret = drm_simple_display_pipe_init(drm, &epd->pipe, &repaper_pipe_funcs, repaper_formats, ARRAY_SIZE(repaper_formats), NULL, connector); if (ret) return ret; drm_simple_connector_set_mode_config(connector); - drm_mode_config_reset(tdev->drm); + drm_mode_config_reset(drm); spi_set_drvdata(spi, drm); DRM_DEBUG_DRIVER("SPI speed: %uMHz\n", spi->max_speed_hz / 1000000); - return devm_tinydrm_register(tdev); + return devm_drm_dev_register_with_fbdev(drm, 0); } static void repaper_shutdown(struct spi_device *spi)