From d72cbed0c486e3db8b56380635f8e845073ce63a Mon Sep 17 00:00:00 2001 From: Guennadi Liakhovetski Date: Mon, 28 Apr 2008 02:14:45 -0700 Subject: gpiolib: i2c/spi drivers: handle rmmod better Use the newly introduced owner field in struct gpio_chip to protect the current (small) set of non-SOC GPIO drivers from being unloaded while any of their GPIOs are in use. Signed-off-by: Guennadi Liakhovetski [ add mcp23s08 and pcf857x ] Signed-off-by: David Brownell Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/gpio/mcp23s08.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpio/mcp23s08.c') diff --git a/drivers/gpio/mcp23s08.c b/drivers/gpio/mcp23s08.c index bb60e8c1a1f..7fb5b9d009d 100644 --- a/drivers/gpio/mcp23s08.c +++ b/drivers/gpio/mcp23s08.c @@ -239,6 +239,7 @@ static int mcp23s08_probe(struct spi_device *spi) mcp->chip.base = pdata->base; mcp->chip.ngpio = 8; mcp->chip.can_sleep = 1; + mcp->chip.owner = THIS_MODULE; spi_set_drvdata(spi, mcp); -- cgit v1.2.3