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arm: a37xx: pci: Don't spam about PIO Response Status

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Use dev_dbg() instead of dev_err() in pcie_advk_check_pio_status().

For example CRS is not an error status, it just says that the request
should be retried.

Without this, U-Boot spams the terminal with
  pcie_advk pcie@d0070000: Non-posted PIO Response Status: UR, 0xc80 @ 0x100000
  pcie_advk pcie@d0070000: Non-posted PIO Response Status: UR, 0xc80 @ 0x108000
  pcie_advk pcie@d0070000: Non-posted PIO Response Status: UR, 0xc80 @ 0x110000
  pcie_advk pcie@d0070000: Non-posted PIO Response Status: UR, 0xc80 @ 0x120000
  pcie_advk pcie@d0070000: Non-posted PIO Response Status: UR, 0xc80 @ 0x128000
  pcie_advk pcie@d0070000: Non-posted PIO Response Status: UR, 0xc80 @ 0x130000
  ...
when a device is not connected to a PCIe switch (Unsupported Request
from the switch).

Signed-off-by: Marek Behún <marek.behun@nic.cz>
Reviewed-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Marek Behún 2021-09-07 17:27:08 +02:00 committed by Stefan Roese
parent 47d8931386
commit 157bc52b0f
1 changed files with 1 additions and 1 deletions
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2
drivers/pci/pci-aardvark.c
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@ -327,7 +327,7 @@ static int pcie_advk_check_pio_status(struct pcie_advk *pcie,
else else
str_posted = "Posted"; str_posted = "Posted";
dev_err(pcie->dev, "%s PIO Response Status: %s, %#x @ %#x\n", dev_dbg(pcie->dev, "%s PIO Response Status: %s, %#x @ %#x\n",
str_posted, strcomp_status, reg, str_posted, strcomp_status, reg,
advk_readl(pcie, PIO_ADDR_LS)); advk_readl(pcie, PIO_ADDR_LS));