42 static struct ptp *first_ptp_block;
78 struct ptp *ptp_get(void)  in ptp_get()
80 	struct ptp *ptp = first_ptp_block;  in ptp_get()  local
86 	if (!ptp)  in ptp_get()
87 		ptp = ERR_PTR(-EPROBE_DEFER);  in ptp_get()
89 		pci_dev_get(ptp->pdev);  in ptp_get()
91 	return ptp;  in ptp_get()
94 void ptp_put(struct ptp *ptp)  in ptp_put()  argument
96 	if (!ptp)  in ptp_put()
99 	pci_dev_put(ptp->pdev);  in ptp_put()
102 static int ptp_adjfine(struct ptp *ptp, long scaled_ppm)  in ptp_adjfine()  argument
128 	comp = ((u64)1000000000ull << 32) / ptp->clock_rate;  in ptp_adjfine()
137 	writeq(comp, ptp->reg_base + PTP_CLOCK_COMP);  in ptp_adjfine()
142 static int ptp_get_clock(struct ptp *ptp, u64 *clk)  in ptp_get_clock()  argument
145 	*clk = readq(ptp->reg_base + PTP_CLOCK_HI);  in ptp_get_clock()
154 	struct ptp *ptp;  in ptp_probe()  local
159 	ptp = devm_kzalloc(dev, sizeof(*ptp), GFP_KERNEL);  in ptp_probe()
160 	if (!ptp) {  in ptp_probe()
165 	ptp->pdev = pdev;  in ptp_probe()
175 	ptp->reg_base = pcim_iomap_table(pdev)[PCI_PTP_BAR_NO];  in ptp_probe()
177 	ptp->clock_rate = get_clock_rate();  in ptp_probe()
180 	clock_cfg = readq(ptp->reg_base + PTP_CLOCK_CFG);  in ptp_probe()
182 	writeq(clock_cfg, ptp->reg_base + PTP_CLOCK_CFG);  in ptp_probe()
184 	clock_comp = ((u64)1000000000ull << 32) / ptp->clock_rate;  in ptp_probe()
186 	writeq(clock_comp, ptp->reg_base + PTP_CLOCK_COMP);  in ptp_probe()
188 	pci_set_drvdata(pdev, ptp);  in ptp_probe()
190 		first_ptp_block = ptp;  in ptp_probe()
195 	devm_kfree(dev, ptp);  in ptp_probe()
213 	struct ptp *ptp = pci_get_drvdata(pdev);  in ptp_remove()  local
216 	if (IS_ERR_OR_NULL(ptp))  in ptp_remove()
220 	clock_cfg = readq(ptp->reg_base + PTP_CLOCK_CFG);  in ptp_remove()
222 	writeq(clock_cfg, ptp->reg_base + PTP_CLOCK_CFG);  in ptp_remove()
267 	if (!rvu->ptp)  in rvu_mbox_handler_ptp_op()
272 		err = ptp_adjfine(rvu->ptp, req->scaled_ppm);  in rvu_mbox_handler_ptp_op()
275 		err = ptp_get_clock(rvu->ptp, &rsp->clk);  in rvu_mbox_handler_ptp_op()