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i2c: designware-pcidrv: Mark expected switch fall-through

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In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Gustavo A. R. Silva 2018-07-03 14:10:55 -05:00 committed by Wolfram Sang
parent ee87a0ce2f
commit 1c02cbf7de
1 changed files with 1 additions and 0 deletions
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drivers/i2c/busses/i2c-designware-pcidrv.c
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@ -105,6 +105,7 @@ static int mfld_setup(struct pci_dev *pdev, struct dw_pci_controller *c)
case 0x0817:
c->bus_cfg &= ~DW_IC_CON_SPEED_MASK;
c->bus_cfg |= DW_IC_CON_SPEED_STD;
/* fall through */
case 0x0818:
case 0x0819:
c->bus_num = pdev->device - 0x817 + 3;