diff options
| author | Seungwon Jeon <tgih.jun@samsung.com> | 2011-10-25 00:43:12 (GMT) |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2011-10-27 13:11:33 (GMT) |
| commit | 336c716ae2272c9a26a6f82976d0e077d8ca824e (patch) | |
| tree | 7a4ce68933379570eef5dc3c6e2a9e166463c224 | |
| parent | 9b68256cdef75204aa8a4583aa79dd7c081796b3 (diff) | |
| download | linux-336c716ae2272c9a26a6f82976d0e077d8ca824e.tar.xz | |
mmc: core: Cleanup eMMC4.5 conditionals
Code cleanup, putting all eMMC 4.5 detection cases together.
This patch removes one if-statement and assembles all. And it also
removes variable initialization below else-statement -- all members
of card structure are already set to zero at card-init.
Signed-off-by: Seungwon Jeon <tgih.jun@samsung.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
| -rw-r--r-- | drivers/mmc/core/mmc.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index fb5bf01..3627044 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -467,29 +467,27 @@ static int mmc_read_ext_csd(struct mmc_card *card, u8 *ext_csd) card->ext_csd.rst_n_function = ext_csd[EXT_CSD_RST_N_FUNCTION]; } - /* eMMC v4.5 or later */ - if (card->ext_csd.rev >= 6) - card->ext_csd.feature_support |= MMC_DISCARD_FEATURE; - card->ext_csd.raw_erased_mem_count = ext_csd[EXT_CSD_ERASED_MEM_CONT]; if (ext_csd[EXT_CSD_ERASED_MEM_CONT]) card->erased_byte = 0xFF; else card->erased_byte = 0x0; + /* eMMC v4.5 or later */ if (card->ext_csd.rev >= 6) { + card->ext_csd.feature_support |= MMC_DISCARD_FEATURE; + card->ext_csd.generic_cmd6_time = 10 * ext_csd[EXT_CSD_GENERIC_CMD6_TIME]; card->ext_csd.power_off_longtime = 10 * ext_csd[EXT_CSD_POWER_OFF_LONG_TIME]; - } else - card->ext_csd.generic_cmd6_time = 0; - card->ext_csd.cache_size = - ext_csd[EXT_CSD_CACHE_SIZE + 0] << 0 | - ext_csd[EXT_CSD_CACHE_SIZE + 1] << 8 | - ext_csd[EXT_CSD_CACHE_SIZE + 2] << 16 | - ext_csd[EXT_CSD_CACHE_SIZE + 3] << 24; + card->ext_csd.cache_size = + ext_csd[EXT_CSD_CACHE_SIZE + 0] << 0 | + ext_csd[EXT_CSD_CACHE_SIZE + 1] << 8 | + ext_csd[EXT_CSD_CACHE_SIZE + 2] << 16 | + ext_csd[EXT_CSD_CACHE_SIZE + 3] << 24; + } out: return err; |