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Tue, 8 Oct 2024 12:40:29 +0000 (GMT) From: Niklas Schnelle Date: Tue, 08 Oct 2024 14:39:42 +0200 Subject: [PATCH v8 1/5] hexagon: Don't select GENERIC_IOMAP without HAS_IOPORT support Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241008-b4-has_ioport-v8-1-793e68aeadda@linux.ibm.com> References: <20241008-b4-has_ioport-v8-0-793e68aeadda@linux.ibm.com> In-Reply-To: <20241008-b4-has_ioport-v8-0-793e68aeadda@linux.ibm.com> To: Brian Cain , Marcel Holtmann , Luiz Augusto von Dentz , Patrik Jakobsson , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Dave Airlie , Gerd Hoffmann , Lucas De Marchi , =?utf-8?q?Thomas_Hellstr=C3=B6m?= , Rodrigo Vivi , Greg Kroah-Hartman , Jiri Slaby , Arnd Bergmann , "Maciej W. Rozycki" , Heiko Carstens Cc: linux-kernel@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-bluetooth@vger.kernel.org, dri-devel@lists.freedesktop.org, virtualization@lists.linux.dev, spice-devel@lists.freedesktop.org, intel-xe@lists.freedesktop.org, linux-serial@vger.kernel.org, linux-arch@vger.kernel.org, Niklas Schnelle , Arnd Bergmann X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=986; i=schnelle@linux.ibm.com; h=from:subject:message-id; bh=Jxbgw/YBZzqIN9Ui044lI2C/Q459oyf0l31CYpqRevk=; b=owGbwMvMwCX2Wz534YHOJ2GMp9WSGNJZNaTcFdfczdXimlZ+/fyP9z58p9Z7pLRYc2ZGO4pm/ jwXvZq3o5SFQYyLQVZMkWVRl7PfuoIppnuC+jtg5rAygQxh4OIUgIk8t2f4n26Qfvf0Tr4HUy+/ Om/0wd39bpHcnfZLRw+8envgwj0jtTiGf+Y/jPRd5wt2m2twLbN5eaCBXaf9go+N3h6z05vYtog 95AAA X-Developer-Key: i=schnelle@linux.ibm.com; a=openpgp; fpr=9DB000B2D2752030A5F72DDCAFE43F15E8C26090 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: o8qBnorpJv9C_rJcKYwKwqVAWzkLnEo- X-Proofpoint-ORIG-GUID: YIh8gu7tcYf-rBUfllbHK5pXrqSxj5F- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-10-08_10,2024-10-08_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 clxscore=1015 priorityscore=1501 mlxlogscore=735 mlxscore=0 bulkscore=0 adultscore=0 phishscore=0 impostorscore=0 malwarescore=0 lowpriorityscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2410080078 In a future patch HAS_IOPORT=n will disable inb()/outb() and friends at compile time. As hexagon does not support I/O port access it also the GENERIC_IOMAP mechanism of dynamically choosing between I/O port and MMIO access doesn't work so don't select it. Reviewed-by: Brian Cain Co-developed-by: Arnd Bergmann Signed-off-by: Arnd Bergmann Signed-off-by: Niklas Schnelle --- arch/hexagon/Kconfig | 1 - 1 file changed, 1 deletion(-) diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig index e233b5efa2761e35c416cbc147f6b6422a7c5b8f..5ea1bf4b7d4f5471a9c39ee9fb5c701455d21342 100644 --- a/arch/hexagon/Kconfig +++ b/arch/hexagon/Kconfig @@ -31,7 +31,6 @@ config HEXAGON select HAVE_ARCH_TRACEHOOK select NEED_SG_DMA_LENGTH select NO_IOPORT_MAP - select GENERIC_IOMAP select GENERIC_IOREMAP select GENERIC_SMP_IDLE_THREAD select STACKTRACE_SUPPORT