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Message-ID: <ab646462-07f2-e09c-cd4d-6bc697d8cd43@amd.com> Date: Fri, 13 Dec 2024 09:02:34 -0800 From: Lizhi Hou <lizhi.hou@....com> To: Jeffrey Hugo <quic_jhugo@...cinc.com>, <ogabbay@...nel.org>, <dri-devel@...ts.freedesktop.org> CC: <linux-kernel@...r.kernel.org>, <min.ma@....com>, <max.zhen@....com>, <sonal.santan@....com>, <king.tam@....com>, <mario.limonciello@....com> Subject: Re: [PATCH V2 7/8] accel/amdxdna: Read firmware interface version from registers On 12/13/24 08:58, Jeffrey Hugo wrote: > On 12/6/2024 3:00 PM, Lizhi Hou wrote: >> The latest released firmware supports reading firmware interface version >> from registers directly. The driver's probe routine reads the major and >> minor version numbers. If the firmware interface does not compatible >> with >> the driver, the driver's probe routine returns failure. >> >> Co-developed-by: Min Ma <min.ma@....com> >> Signed-off-by: Min Ma <min.ma@....com> >> Signed-off-by: Lizhi Hou <lizhi.hou@....com> >> --- >> drivers/accel/amdxdna/aie2_message.c | 26 ---------- >> drivers/accel/amdxdna/aie2_pci.c | 74 ++++++++++++++++++++++------ >> drivers/accel/amdxdna/aie2_pci.h | 6 +-- >> drivers/accel/amdxdna/npu1_regs.c | 2 +- >> drivers/accel/amdxdna/npu2_regs.c | 2 +- >> drivers/accel/amdxdna/npu4_regs.c | 2 +- >> drivers/accel/amdxdna/npu5_regs.c | 2 +- > > Do you need an update to npu6_regs? npu6_regs is added with upstream fw minor already. Thus, it does not need an update. Lizhi > > -Jeff
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