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staging/nvec: update comment regarding udelay in the isr

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Update the comment before the udelay on how to replace it.

Signed-off-by: Marc Dietrich <marvin24@gmx.de>
Link: https://lore.kernel.org/r/20240218212557.22836-1-marvin24@gmx.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Marc Dietrich
2024-02-18 22:25:56 +01:00
committed by Greg Kroah-Hartman
parent 455c5e12a3
commit 6dde7d5fbd
1 changed files with 4 additions and 3 deletions
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7
drivers/staging/nvec/nvec.c
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@@ -709,10 +709,11 @@ static irqreturn_t nvec_interrupt(int irq, void *dev)
status & RNW ? " RNW" : "");
/*
* TODO: A correct fix needs to be found for this.
* TODO: replace the udelay with a read back after each writel above
* in order to work around a hardware issue, see i2c-tegra.c
*
* We experience less incomplete messages with this delay than without
* it, but we don't know why. Help is appreciated.
* Unfortunately, this change causes an intialisation issue with the
* touchpad, which needs to be fixed first.
*/
udelay(100);