From fef31edeb0203fcd947cb2f7337a1a973b7ced8b Mon Sep 17 00:00:00 2001 From: Ulf Carlsson Date: Thu, 28 Jan 1999 01:01:42 +0000 Subject: Inserted delays where they might be needed. --- drivers/sgi/audio/hal2.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'drivers/sgi') diff --git a/drivers/sgi/audio/hal2.c b/drivers/sgi/audio/hal2.c index f14e9720a..b5eb047aa 100644 --- a/drivers/sgi/audio/hal2.c +++ b/drivers/sgi/audio/hal2.c @@ -119,9 +119,10 @@ struct sgiaudio_chan_ops { if (!cnt) \ printk("hal2: failed while waiting for indirect trans.\n"); \ \ - printk("hal2: finished waiting at cnt:%d isr:%04hx ", regs->isr, cnt); \ + printk("hal2: finished waiting at cnt:%d isr:%04hx ", cnt, regs->isr); \ printk("idr0:%04hx idr1:%04hx idr2:%04hx idr3:%04hx\n", \ regs->idr0, regs->idr1, regs->idr2, regs->idr3); \ + udelay(1000); \ } \ static unsigned short ireg_read(unsigned short address) @@ -137,6 +138,7 @@ static unsigned short ireg_read(unsigned short address) static void ireg_write(unsigned short address, unsigned short val) { h2_ctrl->idr0 = val; + udelay(1000); h2_ctrl->iar = address; INDIRECT_WAIT(h2_ctrl) } @@ -146,6 +148,7 @@ static void ireg_write2(unsigned short address, unsigned short val0, unsigned { h2_ctrl->idr0 = val0; h2_ctrl->idr1 = val1; + udelay(1000); h2_ctrl->iar = address; INDIRECT_WAIT(h2_ctrl) } @@ -157,6 +160,7 @@ static void ireg_write4(unsigned short address, unsigned short val0, unsigned h2_ctrl->idr1 = val1; h2_ctrl->idr2 = val2; h2_ctrl->idr3 = val3; + udelay(1000); h2_ctrl->iar = address; INDIRECT_WAIT(h2_ctrl) } @@ -170,6 +174,7 @@ static void ireg_setbit(unsigned short write_address, unsigned short INDIRECT_WAIT(h2_ctrl); tmp = h2_ctrl->idr0; h2_ctrl->idr0 = tmp | bit; + udelay(1000); h2_ctrl->iar = write_address; INDIRECT_WAIT(h2_ctrl); } @@ -183,18 +188,21 @@ static void ireg_clearbit(unsigned short write_address, unsigned short INDIRECT_WAIT(h2_ctrl); tmp = h2_ctrl->idr0; h2_ctrl->idr0 = tmp & ~bit; + udelay(1000); h2_ctrl->iar = write_address; INDIRECT_WAIT(h2_ctrl); } static void hal2_reset(void) { - h2_ctrl->isr &= ~H2_ISR_GLOBAL_RESET_N; /* reset the card */ #if 0 h2_ctrl->isr &= ~H2_ISR_CODEC_RESET_N; h2_ctrl->isr |= H2_ISR_CODEC_RESET_N; #endif + h2_ctrl->isr &= ~H2_ISR_GLOBAL_RESET_N; /* reset the card */ + udelay(1000); h2_ctrl->isr |= H2_ISR_GLOBAL_RESET_N; /* and reactivate it */ + udelay(1000); } static int hal2_probe(void) -- cgit v1.2.3