mirror of https://github.com/gnif/vendor-reset
[core] refactored to centralize the lookup and reset code
parent
edda7f02a5
commit
cacf13399f
@ -1,2 +1,7 @@
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vendor-reset-y += src/vendor-reset.o src/ftrace.o src/hooks.o
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ccflags-y += -I$(src)/src
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vendor-reset-y += \
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src/vendor-reset.o \
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src/vendor-reset-dev.o\
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src/ftrace.o \
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src/hooks.o
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ccflags-y += -I$(src)/src
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@ -0,0 +1,71 @@
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/*
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Vendor Reset - Vendor Specific Reset
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Copyright (C) 2020 Geoffrey McRae <geoff@hostfission.com>
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Copyright (C) 2020 Adam Madsen <adam@ajmadsen.com>
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "vendor-reset-dev.h"
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#include "device-db.h"
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struct vendor_reset_cfg * vendor_reset_cfg_find(unsigned int vendor, unsigned
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int device)
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{
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struct vendor_reset_cfg * cfg;
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for(cfg = vendor_reset_devices; cfg->vendor; ++cfg)
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{
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if (cfg->vendor != vendor)
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continue;
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if (device == PCI_ANY_ID || device == cfg->device)
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break;
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}
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if (!cfg->vendor)
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return NULL;
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return cfg;
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}
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long vendor_reset_dev_locked(struct vendor_reset_cfg *cfg, struct pci_dev *dev)
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{
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struct vendor_reset_dev vdev =
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{
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.pdev = dev,
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.info = cfg->info
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};
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int ret;
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if (cfg->ops->pre_reset)
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{
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ret = cfg->ops->pre_reset(&vdev);
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if (ret)
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return ret;
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}
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/* expose return code to cleanup */
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ret = vdev.reset_ret = cfg->ops->reset(&vdev);
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if (ret)
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{
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pci_warn(dev, "Failed to reset device\n");
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return ret;
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}
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if (cfg->ops->post_reset)
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ret = cfg->ops->post_reset(&vdev);
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return ret;
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}
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