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spi: tegra210-quad: add rate limiting and simplify timeout error message

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On malfunctioning hardware, timeout error messages can appear thousands
of times, creating unnecessary system pressure and log bloat. This patch
makes two improvements:

1. Replace dev_err() with dev_err_ratelimited() to prevent log flooding
   when hardware errors persist
2. Remove the redundant timeout value parameter from the error message,
   as 'ret' is always zero in this error path

These changes reduce logging overhead while maintaining necessary error
reporting for debugging purposes.

Signed-off-by: Breno Leitao <leitao@debian.org>
Link: https://patch.msgid.link/20250401-tegra-v2-2-126c293ec047@debian.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Breno Leitao 2025-04-01 06:47:50 -07:00 committed by Mark Brown
parent 41c721fc09
commit 21f4314e66
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1 changed files with 2 additions and 2 deletions
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4
drivers/spi/spi-tegra210-quad.c
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@ -1118,8 +1118,8 @@ static int tegra_qspi_combined_seq_xfer(struct tegra_qspi *tqspi,
QSPI_DMA_TIMEOUT);
if (WARN_ON_ONCE(ret == 0)) {
dev_err(tqspi->dev, "QSPI Transfer failed with timeout: %d\n",
ret);
dev_err_ratelimited(tqspi->dev,
"QSPI Transfer failed with timeout\n");
if (tqspi->is_curr_dma_xfer &&
(tqspi->cur_direction & DATA_DIR_TX))
dmaengine_terminate_all