From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELsDyXb9sPx0OeGwPVkeuGpKeQecRby8pY8rmzfx0txtp19AQZZQ5hQaDzlpKivLL1GHcyJ9 ARC-Seal: i=1; a=rsa-sha256; t=1521483565; cv=none; d=google.com; s=arc-20160816; b=wEGPslyCFNc79sNDKaHY3XO3A2ZSWFnV4/gB5FPmJ21Rnl+67WvXCr/lcMof2wnvsU Yva8MTYoErIbQ9BfMzOEGyX0jPMFSgeroo7LPNpG8CvU04eGCJxqVuOatSMwVaaTHC5E 4DRlbPSojjjyQgzCstI4kaHZkq9dsMTPRYOvNxfKCAJoVGlDCRAFKhVLcQLVnYxH7t+H kQ4AJNdTleW8j/bC+5ENmlu4FRYDZqE1y2LszLncDIoJLMpuHfSw39ZRWNdErTnK1VsV t6kuCybXraRom0Tr0Xlvu2zrbJnAjyLmL03jUsVNUpKwsAGD4AsnjoDL4J8QXRFuDdwI Pl+w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=ojNTAANax4DunH/F2dTjEYZH3MqEdMLGQ5YbnDXkWnk=; b=TC50HjV94k/FZ9POpapM2QIlmTE/qeXXvraI8dPA/vQvY7tILJzPEgu+mhflCe24SU Qk8cK9jjWFIHTpgjJ+OJAxs9DOXAC9sYp2LeQkUk2GUXBWN2F0XYTnJDPG1XKvguLHrT r24312G2sB3sdP5HL2KDy5YzvoJ30B1AKfnKwiZQO7xsAgfmeBh49hZYvmNKoPc9qStS x0qI7Scniw8pflhiBsqcXupSvrxdJBdCs8coWCAFYl4n2TB1GeNb9aOJSethApuWWUnG 1kE8pnarB9tCQfCgdTYbnWPcStdd5C599eg9ekaVOND7VFWtihx47d/e2X1BpAX43tx6 m86A== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Stefan Wahren , Eric Anholt , Sasha Levin Subject: [PATCH 4.9 036/241] ARM: bcm2835: Enable missing CMA settings for VC4 driver Date: Mon, 19 Mar 2018 19:05:01 +0100 Message-Id: <20180319180752.673588665@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180319180751.172155436@linuxfoundation.org> References: <20180319180751.172155436@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1595391150860110595?= X-GMAIL-MSGID: =?utf-8?q?1595391150860110595?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Stefan Wahren [ Upstream commit bdd3c25423cb42171446940bca0946e0443e1a84 ] Currently bcm2835_defconfig has CMA disabled which makes the HDMI output on a Raspberry Pi 1 stop working during boot: fb: switching to vc4drmfb from simple Console: switching to colour dummy device 80x30 [drm] Initialized vc4 0.0.0 20140616 for soc:gpu on minor 0 [drm] Supports vblank timestamp caching Rev 2 (21.10.2013). [drm] Driver supports precise vblank timestamp query. vc4-drm soc:gpu: failed to allocate buffer with size 9216000 vc4-drm soc:gpu: Failed to set initial hw configuration. So enable CMA and DMA_CMA in bcm2835_defconfig. Signed-off-by: Stefan Wahren Fixes: 4400d9ac05ee ("ARM: bcm2835: Enable the VC4 graphics driver in the defconfig") Reviewed-by: Eric Anholt Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- arch/arm/configs/bcm2835_defconfig | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/arch/arm/configs/bcm2835_defconfig +++ b/arch/arm/configs/bcm2835_defconfig @@ -1,6 +1,5 @@ # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y -CONFIG_FHANDLE=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y CONFIG_BSD_PROCESS_ACCT=y @@ -32,6 +31,7 @@ CONFIG_PREEMPT_VOLUNTARY=y CONFIG_AEABI=y CONFIG_KSM=y CONFIG_CLEANCACHE=y +CONFIG_CMA=y CONFIG_SECCOMP=y CONFIG_KEXEC=y CONFIG_CRASH_DUMP=y @@ -52,6 +52,7 @@ CONFIG_MAC80211=y CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y # CONFIG_STANDALONE is not set +CONFIG_DMA_CMA=y CONFIG_SCSI=y CONFIG_BLK_DEV_SD=y CONFIG_SCSI_CONSTANTS=y @@ -62,7 +63,6 @@ CONFIG_USB_NET_SMSC95XX=y CONFIG_ZD1211RW=y CONFIG_INPUT_EVDEV=y # CONFIG_LEGACY_PTYS is not set -# CONFIG_DEVKMEM is not set CONFIG_SERIAL_AMBA_PL011=y CONFIG_SERIAL_AMBA_PL011_CONSOLE=y CONFIG_TTY_PRINTK=y