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Sat, 15 Jul 2023 18:53:45 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id EIXpHDnrsmQCBwAAMHmgww (envelope-from ); Sat, 15 Jul 2023 18:53:45 +0000 From: Thomas Zimmermann To: deller@gmx.de, javierm@redhat.com, geert@linux-m68k.org, dan.carpenter@linaro.org Subject: [PATCH v4 01/18] drm: Remove flag FBINFO_DEFAULT from fbdev emulation Date: Sat, 15 Jul 2023 20:51:43 +0200 Message-ID: <20230715185343.7193-2-tzimmermann@suse.de> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230715185343.7193-1-tzimmermann@suse.de> References: <20230715185343.7193-1-tzimmermann@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Patrik Jakobsson , linux-fbdev@vger.kernel.org, "Pan, Xinhui" , kvm@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-sh@vger.kernel.org, Sam Ravnborg , linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, amd-gfx@lists.freedesktop.org, linux-geode@lists.infradead.org, dri-devel@lists.freedesktop.org, Thomas Zimmermann , linux-input@vger.kernel.org, Alex Deucher , linux-omap@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, =?UTF-8?q?Christian=20K=C3=B6nig?= , linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" The flag FBINFO_DEFAULT is 0 and has no effect, as struct fbinfo.flags has been allocated to zero by framebuffer_alloc(). So do not set it. Flags should signal differences from the default values. After cleaning up all occurrences of FBINFO_DEFAULT, the token will be removed. v2: * fix commit message (Miguel) Signed-off-by: Thomas Zimmermann Acked-by: Sam Ravnborg Cc: Patrik Jakobsson Cc: Alex Deucher Cc: "Christian König" Cc: "Pan, Xinhui" --- drivers/gpu/drm/drm_fbdev_dma.c | 1 - drivers/gpu/drm/drm_fbdev_generic.c | 1 - drivers/gpu/drm/gma500/fbdev.c | 2 +- drivers/gpu/drm/radeon/radeon_fbdev.c | 2 +- 4 files changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/drm_fbdev_dma.c b/drivers/gpu/drm/drm_fbdev_dma.c index f9b1f7cd31b7..ee7c265b0585 100644 --- a/drivers/gpu/drm/drm_fbdev_dma.c +++ b/drivers/gpu/drm/drm_fbdev_dma.c @@ -123,7 +123,6 @@ static int drm_fbdev_dma_helper_fb_probe(struct drm_fb_helper *fb_helper, drm_fb_helper_fill_info(info, fb_helper, sizes); info->fbops = &drm_fbdev_dma_fb_ops; - info->flags = FBINFO_DEFAULT; /* screen */ info->flags |= FBINFO_VIRTFB; /* system memory */ diff --git a/drivers/gpu/drm/drm_fbdev_generic.c b/drivers/gpu/drm/drm_fbdev_generic.c index b9343fb6cf13..a0ea042b1526 100644 --- a/drivers/gpu/drm/drm_fbdev_generic.c +++ b/drivers/gpu/drm/drm_fbdev_generic.c @@ -109,7 +109,6 @@ static int drm_fbdev_generic_helper_fb_probe(struct drm_fb_helper *fb_helper, drm_fb_helper_fill_info(info, fb_helper, sizes); info->fbops = &drm_fbdev_generic_fb_ops; - info->flags = FBINFO_DEFAULT; /* screen */ info->flags |= FBINFO_VIRTFB | FBINFO_READS_FAST; diff --git a/drivers/gpu/drm/gma500/fbdev.c b/drivers/gpu/drm/gma500/fbdev.c index 054426549fc6..be8f5fbd5260 100644 --- a/drivers/gpu/drm/gma500/fbdev.c +++ b/drivers/gpu/drm/gma500/fbdev.c @@ -215,7 +215,7 @@ static int psb_fbdev_fb_probe(struct drm_fb_helper *fb_helper, } info->fbops = &psb_fbdev_fb_ops; - info->flags = FBINFO_DEFAULT; + /* Accessed stolen memory directly */ info->screen_base = dev_priv->vram_addr + backing->offset; info->screen_size = size; diff --git a/drivers/gpu/drm/radeon/radeon_fbdev.c b/drivers/gpu/drm/radeon/radeon_fbdev.c index f941e2e7cae6..68c06ac9acce 100644 --- a/drivers/gpu/drm/radeon/radeon_fbdev.c +++ b/drivers/gpu/drm/radeon/radeon_fbdev.c @@ -253,7 +253,7 @@ static int radeon_fbdev_fb_helper_fb_probe(struct drm_fb_helper *fb_helper, } info->fbops = &radeon_fbdev_fb_ops; - info->flags = FBINFO_DEFAULT; + /* radeon resume is fragile and needs a vt switch to help it along */ info->skip_vt_switch = false; -- 2.41.0