linux-kernel - [PATCH] drivers: block: skd: remove skd_pci

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Date:   Fri, 11 Dec 2020 22:11:37 +0530
From:   Puranjay Mohan <puranjay12@...il.com>
To:     bjorn@...gaas.com, linux-pci@...r.kernel.org,
        Damien.LeMoal@....com, axboe@...nel.dk,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Puranjay Mohan <puranjay12@...il.com>
Subject: [PATCH] drivers: block: skd: remove skd_pci_info()

PCI core calls __pcie_print_link_status() for every device, it prints
both the link width and the link speed. skd_pci_info() does the same
thing again, hence it can be removed.

Signed-off-by: Puranjay Mohan <puranjay12@...il.com>
---
 drivers/block/skd_main.c | 31 -------------------------------
 1 file changed, 31 deletions(-)

diff --git a/drivers/block/skd_main.c b/drivers/block/skd_main.c
index a962b4551bed..da7aac5335d9 100644
--- a/drivers/block/skd_main.c
+++ b/drivers/block/skd_main.c
@@ -3134,40 +3134,11 @@ static const struct pci_device_id skd_pci_tbl[] = {
 
 MODULE_DEVICE_TABLE(pci, skd_pci_tbl);
 
-static char *skd_pci_info(struct skd_device *skdev, char *str)
-{
-	int pcie_reg;
-
-	strcpy(str, "PCIe (");
-	pcie_reg = pci_find_capability(skdev->pdev, PCI_CAP_ID_EXP);
-
-	if (pcie_reg) {
-
-		char lwstr[6];
-		uint16_t pcie_lstat, lspeed, lwidth;
-
-		pcie_reg += 0x12;
-		pci_read_config_word(skdev->pdev, pcie_reg, &pcie_lstat);
-		lspeed = pcie_lstat & (0xF);
-		lwidth = (pcie_lstat & 0x3F0) >> 4;
-
-		if (lspeed == 1)
-			strcat(str, "2.5GT/s ");
-		else if (lspeed == 2)
-			strcat(str, "5.0GT/s ");
-		else
-			strcat(str, "<unknown> ");
-		snprintf(lwstr, sizeof(lwstr), "%dX)", lwidth);
-		strcat(str, lwstr);
-	}
-	return str;
-}
 
 static int skd_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
 	int i;
 	int rc = 0;
-	char pci_str[32];
 	struct skd_device *skdev;
 
 	dev_dbg(&pdev->dev, "vendor=%04X device=%04x\n", pdev->vendor,
@@ -3201,8 +3172,6 @@ static int skd_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		goto err_out_regions;
 	}
 
-	skd_pci_info(skdev, pci_str);
-	dev_info(&pdev->dev, "%s 64bit\n", pci_str);
 
 	pci_set_master(pdev);
 	rc = pci_enable_pcie_error_reporting(pdev);
-- 
2.27.0