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Subject[PATCH] mmc: atmel-mci: Mark expected switch fall-throughs
Mark switch cases where we are expecting to fall through.

This patch fixes the following warnings:

drivers/mmc/host/atmel-mci.c: In function 'atmci_get_cap':
drivers/mmc/host/atmel-mci.c:2415:30: warning: this statement may fall through [-Wimplicit-fallthrough=]
host->caps.has_odd_clk_div = 1;
~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
drivers/mmc/host/atmel-mci.c:2416:2: note: here
case 0x400:
^~~~
drivers/mmc/host/atmel-mci.c:2422:28: warning: this statement may fall through [-Wimplicit-fallthrough=]
host->caps.has_highspeed = 1;
~~~~~~~~~~~~~~~~~~~~~~~~~^~~
drivers/mmc/host/atmel-mci.c:2423:2: note: here
case 0x200:
^~~~
drivers/mmc/host/atmel-mci.c:2426:40: warning: this statement may fall through [-Wimplicit-fallthrough=]
host->caps.need_notbusy_for_read_ops = 1;
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
drivers/mmc/host/atmel-mci.c:2427:2: note: here
case 0x100:
^~~~

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
drivers/mmc/host/atmel-mci.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index 9ee0bc0ce6d0..c26fbe5f2222 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -2413,6 +2413,7 @@ static void atmci_get_cap(struct atmel_mci *host)
case 0x600:
case 0x500:
host->caps.has_odd_clk_div = 1;
+ /* Fall through */
case 0x400:
case 0x300:
host->caps.has_dma_conf_reg = 1;
@@ -2420,13 +2421,16 @@ static void atmci_get_cap(struct atmel_mci *host)
host->caps.has_cfg_reg = 1;
host->caps.has_cstor_reg = 1;
host->caps.has_highspeed = 1;
+ /* Fall through */
case 0x200:
host->caps.has_rwproof = 1;
host->caps.need_blksz_mul_4 = 0;
host->caps.need_notbusy_for_read_ops = 1;
+ /* Fall through */
case 0x100:
host->caps.has_bad_data_ordering = 0;
host->caps.need_reset_after_xfer = 0;
+ /* Fall through */
case 0x0:
break;
default:
--
2.22.0
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