Thread (35 messages) flat view 35 messages, 4 authors, 2021-02-18
STALE1997d

Revision v2 of 2 in this series.

Revisions (2)
  1. v1 [diff vs current]
  2. v2 current

[PATCH v2 22/24] net: stmmac: Call stmmaceth clock as system clock in warn-message

From: Serge Semin <hidden>
Date: 2021-02-08 14:16:19
Also in: linux-arm-kernel, lkml, netdev
Subsystem: networking drivers, stmmac ethernet driver, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Maxime Chevallier, Linus Torvalds

By all means of the stmmac_clk clock usage it isn't CSR clock, but the
system or application clock, which in particular cases can be used as a
clock source for the CSR interface. Make sure the warning message
correctly identify the clock. While at it add error message printout if
actual CSR clock failed to be requested.

Signed-off-by: Serge Semin <redacted>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index a6e35c84e135..7cbde9d99133 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -573,7 +573,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac)
 						 STMMAC_RESOURCE_NAME);
 	if (IS_ERR(plat->stmmac_clk)) {
 		rc = PTR_ERR(plat->stmmac_clk);
-		dev_err_probe(&pdev->dev, rc, "Cannot get CSR clock\n");
+		dev_err_probe(&pdev->dev, rc, "Cannot get system clock\n");
 		goto error_dma_cfg_alloc;
 	}
 	clk_prepare_enable(plat->stmmac_clk);
@@ -581,6 +581,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac)
 	plat->pclk = devm_clk_get_optional(&pdev->dev, "pclk");
 	if (IS_ERR(plat->pclk)) {
 		rc = PTR_ERR(plat->pclk);
+		dev_err_probe(&pdev->dev, rc, "Cannot get CSR clock\n");
 		goto error_pclk_get;
 	}
 	clk_prepare_enable(plat->pclk);
-- 
2.29.2
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