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Use new helper functions to set PCIe max read request size.
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2622a559a7
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=203529
@ -230,20 +230,10 @@ static int
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siis_resume(device_t dev)
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{
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struct siis_controller *ctlr = device_get_softc(dev);
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int cap;
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uint16_t val;
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/* Set PCIe max read request size to at least 1024 bytes */
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if (pci_find_extcap(dev, PCIY_EXPRESS, &cap) == 0) {
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val = pci_read_config(dev,
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cap + PCIR_EXPRESS_DEVICE_CTL, 2);
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if ((val & PCIM_EXP_CTL_MAX_READ_REQUEST) < 0x3000) {
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val &= ~PCIM_EXP_CTL_MAX_READ_REQUEST;
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val |= 0x3000;
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pci_write_config(dev,
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cap + PCIR_EXPRESS_DEVICE_CTL, val, 2);
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}
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}
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if (pci_get_max_read_req(dev) < 1024)
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pci_set_max_read_req(dev, 1024);
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/* Put controller into reset state. */
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ctlr->gctl |= SIIS_GCTL_GRESET;
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ATA_OUTL(ctlr->r_gmem, SIIS_GCTL, ctlr->gctl);
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