diff options
author | Shaun Ruffell <sruffell@digium.com> | 2009-11-07 00:35:39 +0000 |
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committer | Shaun Ruffell <sruffell@digium.com> | 2009-11-07 00:35:39 +0000 |
commit | 889e60420cd465a0a2cc91e2469c7f525d9a0c24 (patch) | |
tree | ed2547aa305531eb0308e5c18d838f335a892d80 /drivers/dahdi/voicebus | |
parent | 1338522b162bcd7dfbe5874006a8b053f6c15487 (diff) |
voicebus: Remove sdi member from 'struct voicebus'
This is only used during startup so we don't need to carry it around in the
structure at all times.
git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/trunk@7514 a0bf4364-ded3-4de4-8d8a-66a801d63aff
Diffstat (limited to 'drivers/dahdi/voicebus')
-rw-r--r-- | drivers/dahdi/voicebus/voicebus.c | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/drivers/dahdi/voicebus/voicebus.c b/drivers/dahdi/voicebus/voicebus.c index 6cfde99..710eca7 100644 --- a/drivers/dahdi/voicebus/voicebus.c +++ b/drivers/dahdi/voicebus/voicebus.c @@ -184,8 +184,6 @@ struct voicebus { struct completion stopped_completion; /*! Flags */ unsigned long flags; - /* \todo see about removing this... */ - u32 sdi; /*! Number of tx buffers to queue up before enabling interrupts. */ unsigned int min_tx_buffer_count; }; @@ -514,30 +512,30 @@ vb_setctl(struct voicebus *vb, u32 addr, u32 val) } static int -__vb_sdi_clk(struct voicebus *vb) +__vb_sdi_clk(struct voicebus *vb, u32 *sdi) { unsigned int ret; - vb->sdi &= ~CSR9_MDC; - __vb_setctl(vb, 0x0048, vb->sdi); + *sdi &= ~CSR9_MDC; + __vb_setctl(vb, 0x0048, *sdi); ret = __vb_getctl(vb, 0x0048); - vb->sdi |= CSR9_MDC; - __vb_setctl(vb, 0x0048, vb->sdi); + *sdi |= CSR9_MDC; + __vb_setctl(vb, 0x0048, *sdi); return (ret & CSR9_MDI) ? 1 : 0; } static void -__vb_sdi_sendbits(struct voicebus *vb, u32 bits, int count) +__vb_sdi_sendbits(struct voicebus *vb, u32 bits, int count, u32 *sdi) { - vb->sdi &= ~CSR9_MMC; - __vb_setctl(vb, 0x0048, vb->sdi); + *sdi &= ~CSR9_MMC; + __vb_setctl(vb, 0x0048, *sdi); while (count--) { if (bits & (1 << count)) - vb->sdi |= CSR9_MDO; + *sdi |= CSR9_MDO; else - vb->sdi &= ~CSR9_MDO; + *sdi &= ~CSR9_MDO; - __vb_sdi_clk(vb); + __vb_sdi_clk(vb, sdi); } } @@ -546,13 +544,14 @@ vb_setsdi(struct voicebus *vb, int addr, u16 val) { LOCKS_VOICEBUS; u32 bits; + u32 sdi = 0; /* Send preamble */ bits = 0xffffffff; VBLOCK(vb); - __vb_sdi_sendbits(vb, bits, 32); + __vb_sdi_sendbits(vb, bits, 32, &sdi); bits = (0x5 << 12) | (1 << 7) | (addr << 2) | 0x2; - __vb_sdi_sendbits(vb, bits, 16); - __vb_sdi_sendbits(vb, val, 16); + __vb_sdi_sendbits(vb, bits, 16, &sdi); + __vb_sdi_sendbits(vb, val, 16, &sdi); VBUNLOCK(vb); } |