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Patch 1 replaces udelay and usleep_range with fsleep, following the kernel documentation recommendation for delays in non-atomic contexts. Patch 2 removes redundant IS_ERR() checks for bus_clk in suspend/resume paths where the called functions already have internal protection. Patch 3 converts error handling in probe paths to use dev_err_probe() macro for more compact code and better deferred probe debugging. -- Best regards, Artem ChangeLog: v1: * https://lore.kernel.org/all/20260518110034.142587-1-a.shimko.dev@gmail.com/T/#t v2: * Remove redundant "Error:" prefix from dev_err_probe() message * Put dev_err_probe() call on a single line * Replace usleep_range() with fsleep(midpoint) as primary change * Reword commit message to clarify the purpose Artem Shimko (3): mmc: sdhci-of-dwcmshc: improve delay and sleep handling with fsleep() mmc: sdhci-of-dwcmshc: remove redundant IS_ERR() check mmc: sdhci-of-dwcmshc: use dev_err_probe() to simplify error paths drivers/mmc/host/sdhci-of-dwcmshc.c | 50 ++++++++++++----------------- 1 file changed, 20 insertions(+), 30 deletions(-) -- 2.43.0