https://bugzilla.kernel.org/show_bug.cgi?id=40952
Summary: R100 firmware no longer loads Product: Drivers Version: 2.5 Kernel Version: 3.1.0-rc1-00035-ge6a99d3 Platform: All OS/Version: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: Video(DRI - non Intel) AssignedTo: drivers_video-dri@kernel-bugs.osdl.org ReportedBy: cloos@jhcloos.com Regression: Yes
With kernel 3.1.0-rc1-00035-ge6a99d3 I now get:
[drm] Loading R100 Microcode ------------[ cut here ]------------ WARNING: at drivers/base/firmware_class.c:524 _request_firmware+0x37d/0x3a0() Hardware name: Inspiron 8100 Modules linked in: Pid: 1, comm: swapper Not tainted 3.1.0-rc1-00035-ge6a99d3 #32 Call Trace: [ 1.036839] Call Trace: [ 1.036883] [<c153ba2a>] ? printk+0x1d/0x1f [ 1.036933] [<c1031252>] warn_slowpath_common+0x72/0xa0 [ 1.036978] [<c1372a9d>] ? _request_firmware+0x37d/0x3a0 [ 1.037064] [<c1372a9d>] ? _request_firmware+0x37d/0x3a0 [ 1.037111] [<c10312a0>] warn_slowpath_null+0x20/0x30 [ 1.037156] [<c1372a9d>] _request_firmware+0x37d/0x3a0 [ 1.037202] [<c136a017>] ? platform_device_add+0xf7/0x1e0 [ 1.037248] [<c1372b5f>] request_firmware+0x1f/0x30 [ 1.037296] [<c130bc68>] r100_cp_init+0x298/0x880 [ 1.037341] [<c1310ac4>] r100_startup+0x224/0x320 [ 1.037385] [<c131101a>] r100_init+0x12a/0x290 [ 1.037431] [<c12d32a5>] radeon_device_init+0x345/0x410 [ 1.037476] [<c12d1b10>] ? cail_reg_write+0x40/0x40 [ 1.037522] [<c12d484f>] radeon_driver_load_kms+0x7f/0x110 [ 1.037569] [<c12a5893>] drm_get_pci_dev+0x143/0x260 [ 1.037615] [<c1537122>] radeon_pci_probe+0x82/0x87 [ 1.037661] [<c12127bc>] pci_device_probe+0x8c/0x120 [ 1.037707] [<c1149ed7>] ? sysfs_create_link+0x17/0x20 [ 1.037756] [<c1368516>] driver_probe_device+0x66/0x170 [ 1.037800] [<c12126f9>] ? pci_match_device+0xc9/0xe0 [ 1.037845] [<c13686b1>] __driver_attach+0x91/0xa0 [ 1.037889] [<c1368620>] ? driver_probe_device+0x170/0x170 [ 1.037935] [<c1367769>] bus_for_each_dev+0x49/0x70 [ 1.037979] [<c12116c0>] ? pci_dev_put+0x20/0x20 [ 1.038041] [<c1368221>] driver_attach+0x21/0x30 [ 1.038086] [<c1368620>] ? driver_probe_device+0x170/0x170 [ 1.038132] [<c1367f07>] bus_add_driver+0x187/0x250 [ 1.038176] [<c12116c0>] ? pci_dev_put+0x20/0x20 [ 1.038220] [<c1368bba>] driver_register+0x6a/0x120 [ 1.038264] [<c12121fc>] __pci_register_driver+0x3c/0xb0 [ 1.038309] [<c12a5acc>] drm_pci_init+0x11c/0x130 [ 1.038356] [<c177d6e9>] ? start_kernel+0x2d0/0x2d0 [ 1.038402] [<c179b98d>] radeon_init+0xd4/0xd6 [ 1.038446] [<c1001124>] do_one_initcall+0x34/0x170 [ 1.038490] [<c179b8b9>] ? ttm_init+0x64/0x64 [ 1.038533] [<c177d6e9>] ? start_kernel+0x2d0/0x2d0 [ 1.038576] [<c177d757>] kernel_init+0x6e/0xfa [ 1.038620] [<c15486b6>] kernel_thread_helper+0x6/0x10 ---[ end trace 6a17ba782679faba ]--- platform radeon_cp.0: firmware: radeon/R100_cp.bin will not be loaded radeon_cp: Failed to load firmware "radeon/R100_cp.bin" [drm:r100_cp_init] *ERROR* Failed to load firmware! radeon 0000:01:00.0: failed initializing CP (-16). radeon 0000:01:00.0: Disabling GPU acceleration
It worked fine with 3.0.0.
The firmware is compiled in to the kernel.
Doing bisects on this box is painful; it may be some time before I can do so.