From: Anatolij Gustschin Date: Sat, 19 Nov 2011 08:59:36 +0000 (+0000) Subject: drivers/net/mvgbe.c: Fix GCC 4.6 warnings X-Git-Tag: v2011.12-rc1~88 X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=e6e556c16b7a6db9d78b8765dee05ce9ed7537f0;p=u-boot drivers/net/mvgbe.c: Fix GCC 4.6 warnings Fix: mvgbe.c: In function 'mvgbe_send': mvgbe.c:555:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] mvgbe.c: In function 'mvgbe_recv': mvgbe.c:640:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] Signed-off-by: Anatolij Gustschin Cc: Prafulla Wadaskar Acked-By: Prafulla Wadaskar --- diff --git a/drivers/net/mvgbe.c b/drivers/net/mvgbe.c index fd13428b4e..de7cdd7ba7 100644 --- a/drivers/net/mvgbe.c +++ b/drivers/net/mvgbe.c @@ -531,6 +531,7 @@ static int mvgbe_send(struct eth_device *dev, void *dataptr, struct mvgbe_txdesc *p_txdesc = dmvgbe->p_txdesc; void *p = (void *)dataptr; u32 cmd_sts; + u32 txuq0_reg_addr; /* Copy buffer if it's misaligned */ if ((u32) dataptr & 0x07) { @@ -552,7 +553,8 @@ static int mvgbe_send(struct eth_device *dev, void *dataptr, p_txdesc->byte_cnt = datasize; /* Set this tc desc as zeroth TXUQ */ - MVGBE_REG_WR(regs->tcqdp[TXUQ], (u32) p_txdesc); + txuq0_reg_addr = (u32)®s->tcqdp[TXUQ]; + writel((u32) p_txdesc, txuq0_reg_addr); /* ensure tx desc writes above are performed before we start Tx DMA */ isb(); @@ -583,6 +585,7 @@ static int mvgbe_recv(struct eth_device *dev) struct mvgbe_rxdesc *p_rxdesc_curr = dmvgbe->p_rxdesc_curr; u32 cmd_sts; u32 timeout = 0; + u32 rxdesc_curr_addr; /* wait untill rx packet available or timeout */ do { @@ -637,8 +640,8 @@ static int mvgbe_recv(struct eth_device *dev) p_rxdesc_curr->buf_size = PKTSIZE_ALIGN; p_rxdesc_curr->byte_cnt = 0; - writel((unsigned)p_rxdesc_curr->nxtdesc_p, - (u32) &dmvgbe->p_rxdesc_curr); + rxdesc_curr_addr = (u32)&dmvgbe->p_rxdesc_curr; + writel((unsigned)p_rxdesc_curr->nxtdesc_p, rxdesc_curr_addr); return 0; }