| Message ID | 20200214074027.19824-8-yamada.masahiro@socionext.com |
|---|---|
| State | Accepted |
| Commit | a2b0221c9cb332415648c061c85f0ab1595c3429 |
| Delegated to: | Peng Fan |
| Headers | show |
| Series | mmc: sdhci: code clean-up and fix cache coherency problem | expand |
On 2/14/20 4:40 PM, Masahiro Yamada wrote: > Use {lower,upper}_32_bits() instead of the combination of cast > and shift. > > Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com> Best Regards, Jaehoon Chung > --- > > Changes in v3: None > Changes in v2: None > > drivers/mmc/sdhci.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c > index b4713e7b9bba..fefe81016eb1 100644 > --- a/drivers/mmc/sdhci.c > +++ b/drivers/mmc/sdhci.c > @@ -153,9 +153,10 @@ static void sdhci_prepare_dma(struct sdhci_host *host, struct mmc_data *data, > } else if (host->flags & (USE_ADMA | USE_ADMA64)) { > sdhci_prepare_adma_table(host, data); > > - sdhci_writel(host, (u32)host->adma_addr, SDHCI_ADMA_ADDRESS); > + sdhci_writel(host, lower_32_bits(host->adma_addr), > + SDHCI_ADMA_ADDRESS); > if (host->flags & USE_ADMA64) > - sdhci_writel(host, (u64)host->adma_addr >> 32, > + sdhci_writel(host, upper_32_bits(host->adma_addr), > SDHCI_ADMA_ADDRESS_HI); > } > >
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index b4713e7b9bba..fefe81016eb1 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -153,9 +153,10 @@ static void sdhci_prepare_dma(struct sdhci_host *host, struct mmc_data *data, } else if (host->flags & (USE_ADMA | USE_ADMA64)) { sdhci_prepare_adma_table(host, data); - sdhci_writel(host, (u32)host->adma_addr, SDHCI_ADMA_ADDRESS); + sdhci_writel(host, lower_32_bits(host->adma_addr), + SDHCI_ADMA_ADDRESS); if (host->flags & USE_ADMA64) - sdhci_writel(host, (u64)host->adma_addr >> 32, + sdhci_writel(host, upper_32_bits(host->adma_addr), SDHCI_ADMA_ADDRESS_HI); }
Use {lower,upper}_32_bits() instead of the combination of cast and shift. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> --- Changes in v3: None Changes in v2: None drivers/mmc/sdhci.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)