diff options
| author | Linus Walleij <linus.walleij@linaro.org> | 2024-01-27 03:19:49 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2024-02-13 15:40:55 +0300 |
| commit | bc169ad24308ff3304966af10bea2df9219a0189 (patch) | |
| tree | c1d37cddb8e6cafcd337b01e9408eaf6f43c47c8 /drivers/mmc | |
| parent | ed01d210fd910f7fa7933638df14ffb8d4aac2a9 (diff) | |
| download | linux-bc169ad24308ff3304966af10bea2df9219a0189.tar.xz | |
mmc: moxart-mmc: Factor out moxart_use_dma() helper
The same code is in two places and we will add a third place.
Break this out into its own function.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20240127-mmc-proper-kmap-v2-2-d8e732aa97d1@linaro.org
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/moxart-mmc.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c index 5cfdd3a86e54..d12d7d79b19c 100644 --- a/drivers/mmc/host/moxart-mmc.c +++ b/drivers/mmc/host/moxart-mmc.c @@ -254,6 +254,11 @@ static void moxart_dma_complete(void *param) complete(&host->dma_complete); } +static bool moxart_use_dma(struct moxart_host *host) +{ + return (host->data_len > host->fifo_width) && host->have_dma; +} + static void moxart_transfer_dma(struct mmc_data *data, struct moxart_host *host) { u32 len, dir_slave; @@ -375,7 +380,7 @@ static void moxart_prepare_data(struct moxart_host *host) if (data->flags & MMC_DATA_WRITE) datactrl |= DCR_DATA_WRITE; - if ((host->data_len > host->fifo_width) && host->have_dma) + if (moxart_use_dma(host)) datactrl |= DCR_DMA_EN; writel(DCR_DATA_FIFO_RESET, host->base + REG_DATA_CONTROL); @@ -407,7 +412,7 @@ static void moxart_request(struct mmc_host *mmc, struct mmc_request *mrq) moxart_send_command(host, host->mrq->cmd); if (mrq->cmd->data) { - if ((host->data_len > host->fifo_width) && host->have_dma) { + if (moxart_use_dma(host)) { writel(CARD_CHANGE, host->base + REG_INTERRUPT_MASK); |