On Tue, 15 Dec 2020 at 10:23, Nicolas Saenz Julienne nsaenzjulienne@suse.de wrote:
This will allow us to use DM variants of phys_to_bus()/bus_to_phys() when relevant.
Signed-off-by: Nicolas Saenz Julienne nsaenzjulienne@suse.de
drivers/mmc/sdhci.c | 7 ++++--- include/mmc.h | 10 ++++++++++ 2 files changed, 14 insertions(+), 3 deletions(-)
Reviewed-by: Simon Glass sjg@chromium.org
diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 0628934312..2086d7cdb1 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -19,7 +19,6 @@ #include <linux/bitops.h> #include <linux/delay.h> #include <linux/dma-mapping.h> -#include <phys2bus.h>
static void sdhci_reset(struct sdhci_host *host, u8 mask) { @@ -103,7 +102,8 @@ static void sdhci_prepare_dma(struct sdhci_host *host, struct mmc_data *data, mmc_get_dma_dir(data));
if (host->flags & USE_SDMA) {
sdhci_writel(host, phys_to_bus((ulong)host->start_addr),
sdhci_writel(host,mmc_phys_to_bus(host->mmc, (ulong)host->start_addr), SDHCI_DMA_ADDRESS); }#if CONFIG_IS_ENABLED(MMC_SDHCI_ADMA) @@ -162,7 +162,8 @@ static int sdhci_transfer_data(struct sdhci_host *host, struct mmc_data *data) start_addr &= ~(SDHCI_DEFAULT_BOUNDARY_SIZE - 1); start_addr += SDHCI_DEFAULT_BOUNDARY_SIZE;
sdhci_writel(host, phys_to_bus((ulong)start_addr),
sdhci_writel(host,mmc_phys_to_bus(host->mmc, (ulong)start_addr), SDHCI_DMA_ADDRESS); } }diff --git a/include/mmc.h b/include/mmc.h index 1d377e0281..5fe1ef1dfc 100644 --- a/include/mmc.h +++ b/include/mmc.h @@ -15,6 +15,7 @@ #include <linux/compiler.h> #include <linux/dma-direction.h> #include <part.h> +#include <phys2bus.h>
struct bd_info;
@@ -977,4 +978,13 @@ static inline enum dma_data_direction mmc_get_dma_dir(struct mmc_data *data) return data->flags & MMC_DATA_WRITE ? DMA_TO_DEVICE : DMA_FROM_DEVICE; }
+static inline dma_addr_t mmc_phys_to_bus(struct mmc *mmc, phys_addr_t addr) +{ +#if CONFIG_IS_ENABLED(DM_DMA)
if() ?
Also makes me wonder if dev_phys_to_bus() should call phys_to_bus() if DM_DMA is not enabled?
return dev_phys_to_bus(mmc->dev, addr);+#else
return phys_to_bus(addr);+#endif +}
#endif /* _MMC_H_ */
2.29.2
Regards, Simon