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Tsirkin" , Igor Mammedov , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Marcel Apfelbaum , Thomas Huth Cc: qemu-devel@nongnu.org, devel@lists.libvirt.org, kvm@vger.kernel.org, qemu-riscv@nongnu.org, qemu-arm@nongnu.org, Richard Henderson , Sergio Lopez , Gerd Hoffmann , Peter Maydell , Laurent Vivier , Jiaxun Yang , Yi Liu , Eduardo Habkost , Alistair Francis , Daniel Henrique Barboza , Marcelo Tosatti , Weiwei Li , Amit Shah , Xiaoyao Li , Yanan Wang , Helge Deller , Palmer Dabbelt , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , Ani Sinha , Fabiano Rosas , Liu Zhiwei , =?UTF-8?q?Cl=C3=A9ment=20Mathieu--Drif?= , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Huacai Chen , Jason Wang , Mark Cave-Ayland , BALATON Zoltan , Peter Krempa , Jiri Denemark , Zhao Liu Subject: [PATCH v5 11/28] hw/nvram/fw_cfg: Factor fw_cfg_init_mem_internal() out Date: Wed, 3 Dec 2025 00:28:18 +0800 Message-Id: <20251202162835.3227894-12-zhao1.liu@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20251202162835.3227894-1-zhao1.liu@intel.com> References: <20251202162835.3227894-1-zhao1.liu@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=192.198.163.7; envelope-from=zhao1.liu@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Philippe Mathieu-Daudé Factor fw_cfg_init_mem_internal() out of fw_cfg_init_mem_wide(). In fw_cfg_init_mem_wide(), assert DMA arguments are provided. Callers without DMA have to use the fw_cfg_init_mem() helper. Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Igor Mammedov Reviewed-by: Zhao Liu Reviewed-by: Xiaoyao Li Signed-off-by: Zhao Liu --- Changes since v4: * Fix a "typo" argument in fw_cfg_init_mem_wide(). --- hw/nvram/fw_cfg.c | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c index 2b8715679fe7..c65deeb7c382 100644 --- a/hw/nvram/fw_cfg.c +++ b/hw/nvram/fw_cfg.c @@ -1054,9 +1054,9 @@ FWCfgState *fw_cfg_init_io_dma(uint32_t iobase, uint32_t dma_iobase, return s; } -FWCfgState *fw_cfg_init_mem_wide(hwaddr ctl_addr, - hwaddr data_addr, uint32_t data_width, - hwaddr dma_addr, AddressSpace *dma_as) +static FWCfgState *fw_cfg_init_mem_internal(hwaddr ctl_addr, + hwaddr data_addr, uint32_t data_width, + hwaddr dma_addr, AddressSpace *dma_as) { DeviceState *dev; SysBusDevice *sbd; @@ -1088,10 +1088,19 @@ FWCfgState *fw_cfg_init_mem_wide(hwaddr ctl_addr, return s; } +FWCfgState *fw_cfg_init_mem_wide(hwaddr ctl_addr, + hwaddr data_addr, uint32_t data_width, + hwaddr dma_addr, AddressSpace *dma_as) +{ + assert(dma_addr && dma_as); + return fw_cfg_init_mem_internal(ctl_addr, data_addr, data_width, + dma_addr, dma_as); +} + FWCfgState *fw_cfg_init_mem_nodma(hwaddr ctl_addr, hwaddr data_addr, unsigned data_width) { - return fw_cfg_init_mem_wide(ctl_addr, data_addr, data_width, 0, NULL); + return fw_cfg_init_mem_internal(ctl_addr, data_addr, data_width, 0, NULL); } -- 2.34.1