From 549aaa8425b4a1de23cbddc650dac75b91204af6 Mon Sep 17 00:00:00 2001 From: Sonic Zhang Date: Mon, 25 Feb 2008 11:13:07 +0800 Subject: [Blackfin] arch: Fix bug - Setting peripheral_map only when dma channel is UART2/3. Singed-off-by: Sonic Zhang Signed-off-by: Bryan Wu --- arch/blackfin/kernel/bfin_dma_5xx.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) (limited to 'arch/blackfin/kernel/bfin_dma_5xx.c') diff --git a/arch/blackfin/kernel/bfin_dma_5xx.c b/arch/blackfin/kernel/bfin_dma_5xx.c index 5453bc3664f..8fd5d22cec3 100644 --- a/arch/blackfin/kernel/bfin_dma_5xx.c +++ b/arch/blackfin/kernel/bfin_dma_5xx.c @@ -105,13 +105,14 @@ int request_dma(unsigned int channel, char *device_id) mutex_unlock(&(dma_ch[channel].dmalock)); #ifdef CONFIG_BF54x - if (channel >= CH_UART2_RX && channel <= CH_UART3_TX && - strncmp(device_id, "BFIN_UART", 9) == 0) - dma_ch[channel].regs->peripheral_map |= - (channel - CH_UART2_RX + 0xC); - else - dma_ch[channel].regs->peripheral_map |= - (channel - CH_UART2_RX + 0x6); + if (channel >= CH_UART2_RX && channel <= CH_UART3_TX) { + if (strncmp(device_id, "BFIN_UART", 9) == 0) + dma_ch[channel].regs->peripheral_map |= + (channel - CH_UART2_RX + 0xC); + else + dma_ch[channel].regs->peripheral_map |= + (channel - CH_UART2_RX + 0x6); + } #endif dma_ch[channel].device_id = device_id; -- cgit v1.2.3-70-g09d2