diff options
| author | Jeremy.Yao <r65161@freescale.com> | 2010-05-19 10:42:26 +0800 |
|---|---|---|
| committer | Jeremy.Yao <r65161@freescale.com> | 2010-05-19 10:53:59 +0800 |
| commit | c2cb5e3c0181e55c7bd5391ae95c2016cf2fcea6 (patch) | |
| tree | 12fb20998e445856ff640dd6437ad6acd2a0633a | |
| parent | a95b05f8e36d966fb972082e2eaa8a0d2051a6e7 (diff) | |
ENGR00123412: iMX23 Copy data from SD to NAND Kernel Warning
Remove unnecessary spin lock.
Signed-off-by: Jeremy Yao <r65161@freescale.com>
| -rw-r--r-- | drivers/mmc/host/mxs-mmc.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c index 48cdc76b1465..b849e873613b 100644 --- a/drivers/mmc/host/mxs-mmc.c +++ b/drivers/mmc/host/mxs-mmc.c @@ -245,7 +245,6 @@ static void mxs_mmc_bc(struct mxs_mmc_host *host) struct mxs_dma_desc *dma_desc = host->dma_desc; unsigned long flags; - spin_lock_irqsave(&host->lock, flags); dma_desc->cmd.cmd.bits.command = NO_DMA_XFER; dma_desc->cmd.cmd.bits.irq = 1; dma_desc->cmd.cmd.bits.dec_sem = 1; @@ -273,7 +272,6 @@ static void mxs_mmc_bc(struct mxs_mmc_host *host) if (mxs_dma_enable(host->dmach) < 0) dev_err(host->dev, "mmc_dma_enable failed\n"); - spin_unlock_irqrestore(&host->lock, flags); wait_for_completion(&host->dma_done); cmd->error = mxs_mmc_cmd_error(host->status); @@ -296,7 +294,6 @@ static void mxs_mmc_ac(struct mxs_mmc_host *host) u32 ssp_cmd1; unsigned long flags; - spin_lock_irqsave(&host->lock, flags); ignore_crc = (mmc_resp_type(cmd) & MMC_RSP_CRC) ? 0 : BM_SSP_CTRL0_IGNORE_CRC; resp = (mmc_resp_type(cmd) & MMC_RSP_PRESENT) ? @@ -332,7 +329,6 @@ static void mxs_mmc_ac(struct mxs_mmc_host *host) dev_dbg(host->dev, "%s start DMA.\n", __func__); if (mxs_dma_enable(host->dmach) < 0) dev_err(host->dev, "mmc_dma_enable failed\n"); - spin_unlock_irqrestore(&host->lock, flags); wait_for_completion(&host->dma_done); switch (mmc_resp_type(cmd)) { @@ -479,7 +475,6 @@ static void mxs_mmc_adtc(struct mxs_mmc_host *host) cmd->data->blksz, cmd->data->blocks, cmd->data->timeout_ns, cmd->data->timeout_clks, cmd->data->flags); - spin_lock_irqsave(&host->lock, flags); if (cmd->data->flags & MMC_DATA_WRITE) { dev_dbg(host->dev, "Data Write\n"); copy_size = mxs_sg_dma_copy(host, data_size, 1); @@ -609,7 +604,6 @@ static void mxs_mmc_adtc(struct mxs_mmc_host *host) dev_dbg(host->dev, "%s start DMA.\n", __func__); if (mxs_dma_enable(host->dmach) < 0) dev_err(host->dev, "mmc_dma_enable failed\n"); - spin_unlock_irqrestore(&host->lock, flags); wait_for_completion(&host->dma_done); if (host->regulator) regulator_set_current_limit(host->regulator, 0, 0); |