diff options
| author | Jaehoon Chung <jh80.chung@samsung.com> | 2016-05-13 14:37:44 (GMT) |
|---|---|---|
| committer | Minkyu Kang <mk7.kang@samsung.com> | 2016-06-27 00:43:26 (GMT) |
| commit | ca2ec9adc951cc3798e9b0c3773cdcc613232a22 (patch) | |
| tree | 8c8834f3c23c6dfc5a82e0a7a3000cf862bc4328 /drivers | |
| parent | 4141e85bcd79c0b9b16def710e527f165107b7af (diff) | |
| download | u-boot-ca2ec9adc951cc3798e9b0c3773cdcc613232a22.tar.xz | |
mmc: dw_mmc: fix the wrong AND operation
These condition checking are wrong.
Original Author's intention might be "&" instead of "&&".
It can know whether receive or transmit data request with
BIT[4]/BIT[5] of RINTSTS register.
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/dw_mmc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c index 74a2663..af6e04a 100644 --- a/drivers/mmc/dw_mmc.c +++ b/drivers/mmc/dw_mmc.c @@ -121,7 +121,7 @@ static int dwmci_data_transfer(struct dwmci_host *host, struct mmc_data *data) if (host->fifo_mode && size) { if (data->flags == MMC_DATA_READ) { - if ((dwmci_readl(host, DWMCI_RINTSTS) && + if ((dwmci_readl(host, DWMCI_RINTSTS) & DWMCI_INTMSK_RXDR)) { len = dwmci_readl(host, DWMCI_STATUS); len = (len >> DWMCI_FIFO_SHIFT) & @@ -133,7 +133,7 @@ static int dwmci_data_transfer(struct dwmci_host *host, struct mmc_data *data) DWMCI_INTMSK_RXDR); } } else { - if ((dwmci_readl(host, DWMCI_RINTSTS) && + if ((dwmci_readl(host, DWMCI_RINTSTS) & DWMCI_INTMSK_TXDR)) { len = dwmci_readl(host, DWMCI_STATUS); len = fifo_depth - ((len >> |