fairly substantial rewrite- seperate out play/record code, implement
setblocksize, simplify resource allocation
This commit is contained in:
parent
6a6ee5bb35
commit
f0fb042e84
@ -58,6 +58,13 @@ struct tr_chinfo {
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struct tr_info *parent;
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};
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struct tr_rchinfo {
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u_int32_t delta;
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snd_dbuf *buffer;
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pcm_channel *channel;
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struct tr_info *parent;
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};
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/* device private data */
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struct tr_info {
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u_int32_t type;
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@ -72,35 +79,11 @@ struct tr_info {
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u_int32_t playchns;
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struct tr_chinfo chinfo[TR_MAXPLAYCH];
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struct tr_chinfo recchinfo;
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struct tr_rchinfo recchinfo;
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};
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/* -------------------------------------------------------------------- */
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/*
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* prototypes
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*/
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/* stuff */
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static int tr_init(struct tr_info *);
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static void tr_intr(void *);
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/* talk to the card */
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static u_int32_t tr_rd(struct tr_info *, int, int);
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static void tr_wr(struct tr_info *, int, u_int32_t, int);
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/* manipulate playback channels */
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static void tr_clrint(struct tr_info *, char);
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static void tr_enaint(struct tr_info *, char, int);
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static u_int32_t tr_testint(struct tr_info *, char);
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static void tr_rdch(struct tr_info *, char, struct tr_chinfo *);
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static void tr_wrch(struct tr_info *, char, struct tr_chinfo *);
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static void tr_selch(struct tr_info *, char);
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static void tr_startch(struct tr_info *, char);
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static void tr_stopch(struct tr_info *, char);
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/* -------------------------------------------------------------------- */
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static u_int32_t tr_recfmt[] = {
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AFMT_U8,
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AFMT_STEREO | AFMT_U8,
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@ -248,59 +231,86 @@ AC97_DECLARE(tr_ac97);
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/* playback channel interrupts */
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static u_int32_t
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tr_testint(struct tr_info *tr, char channel)
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tr_testint(struct tr_chinfo *ch)
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{
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return tr_rd(tr, (channel & 0x20)? TR_REG_ADDRINTB : TR_REG_ADDRINTA,
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4) & (1<<(channel & 0x1f));
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struct tr_info *tr = ch->parent;
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int bank, chan;
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bank = (ch->index & 0x20) ? 1 : 0;
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chan = ch->index & 0x1f;
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return tr_rd(tr, bank? TR_REG_ADDRINTB : TR_REG_ADDRINTA, 4) & (1 << chan);
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}
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static void
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tr_clrint(struct tr_info *tr, char channel)
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tr_clrint(struct tr_chinfo *ch)
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{
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tr_wr(tr, (channel & 0x20)? TR_REG_ADDRINTB : TR_REG_ADDRINTA,
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1<<(channel & 0x1f), 4);
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struct tr_info *tr = ch->parent;
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int bank, chan;
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bank = (ch->index & 0x20) ? 1 : 0;
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chan = ch->index & 0x1f;
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tr_wr(tr, bank? TR_REG_ADDRINTB : TR_REG_ADDRINTA, 1 << chan, 4);
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}
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static void
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tr_enaint(struct tr_info *tr, char channel, int enable)
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tr_enaint(struct tr_chinfo *ch, int enable)
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{
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u_int32_t reg = (channel & 0x20)? TR_REG_INTENB : TR_REG_INTENA;
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u_int32_t i = tr_rd(tr, reg, 4);
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channel &= 0x1f;
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i &= ~(1 << channel);
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i |= (enable? 1 : 0) << channel;
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tr_clrint(tr, channel);
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struct tr_info *tr = ch->parent;
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u_int32_t i, reg;
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int bank, chan;
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bank = (ch->index & 0x20) ? 1 : 0;
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chan = ch->index & 0x1f;
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reg = bank? TR_REG_INTENB : TR_REG_INTENA;
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i = tr_rd(tr, reg, 4);
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i &= ~(1 << chan);
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i |= (enable? 1 : 0) << chan;
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tr_clrint(ch);
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tr_wr(tr, reg, i, 4);
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}
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/* playback channels */
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static void
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tr_selch(struct tr_info *tr, char channel)
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tr_selch(struct tr_chinfo *ch)
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{
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int i=tr_rd(tr, TR_REG_CIR, 4);
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struct tr_info *tr = ch->parent;
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int i;
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i = tr_rd(tr, TR_REG_CIR, 4);
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i &= ~TR_CIR_MASK;
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i |= channel & 0x3f;
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i |= ch->index & 0x3f;
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tr_wr(tr, TR_REG_CIR, i, 4);
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}
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static void
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tr_startch(struct tr_info *tr, char channel)
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tr_startch(struct tr_chinfo *ch)
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{
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tr_wr(tr, (channel & 0x20)? TR_REG_STARTB : TR_REG_STARTA,
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1<<(channel & 0x1f), 4);
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struct tr_info *tr = ch->parent;
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int bank, chan;
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bank = (ch->index & 0x20) ? 1 : 0;
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chan = ch->index & 0x1f;
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tr_wr(tr, bank? TR_REG_STARTB : TR_REG_STARTA, 1 << chan, 4);
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}
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static void
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tr_stopch(struct tr_info *tr, char channel)
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tr_stopch(struct tr_chinfo *ch)
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{
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tr_wr(tr, (channel & 0x20)? TR_REG_STOPB : TR_REG_STOPA,
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1<<(channel & 0x1f), 4);
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struct tr_info *tr = ch->parent;
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int bank, chan;
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bank = (ch->index & 0x20) ? 1 : 0;
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chan = ch->index & 0x1f;
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tr_wr(tr, bank? TR_REG_STOPB : TR_REG_STOPA, 1 << chan, 4);
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}
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static void
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tr_wrch(struct tr_info *tr, char channel, struct tr_chinfo *ch)
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tr_wrch(struct tr_chinfo *ch)
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{
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struct tr_info *tr = ch->parent;
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u_int32_t cr[TR_CHN_REGS], i;
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ch->gvsel &= 0x00000001;
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@ -336,17 +346,22 @@ tr_wrch(struct tr_info *tr, char channel, struct tr_chinfo *ch)
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cr[3]|=(ch->alpha<<20) | (ch->fms<<16) | (ch->fmc<<14);
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break;
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}
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tr_selch(tr, channel);
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tr_selch(ch);
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for (i=0; i<TR_CHN_REGS; i++)
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tr_wr(tr, TR_REG_CHNBASE+(i<<2), cr[i], 4);
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}
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static void
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tr_rdch(struct tr_info *tr, char channel, struct tr_chinfo *ch)
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tr_rdch(struct tr_chinfo *ch)
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{
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struct tr_info *tr = ch->parent;
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u_int32_t cr[5], i;
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tr_selch(tr, channel);
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for (i=0; i<5; i++) cr[i]=tr_rd(tr, TR_REG_CHNBASE+(i<<2), 4);
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tr_selch(ch);
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for (i=0; i<5; i++)
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cr[i]=tr_rd(tr, TR_REG_CHNBASE+(i<<2), 4);
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ch->lba= (cr[1] & 0x3fffffff);
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ch->fmc= (cr[3] & 0x0000c000) >> 14;
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ch->rvol= (cr[3] & 0x00003f80) >> 7;
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@ -367,8 +382,7 @@ tr_rdch(struct tr_info *tr, char channel, struct tr_chinfo *ch)
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case TNX_PCI_ID:
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ch->cso= (cr[0] & 0x00ffffff);
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ch->eso= (cr[2] & 0x00ffffff);
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ch->delta= ((cr[2] & 0xff000000) >> 16) |
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((cr[0] & 0xff000000) >> 24);
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ch->delta= ((cr[2] & 0xff000000) >> 16) | ((cr[0] & 0xff000000) >> 24);
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ch->alpha= (cr[3] & 0xfff00000) >> 20;
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ch->fms= (cr[3] & 0x000f0000) >> 16;
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break;
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@ -379,45 +393,179 @@ tr_rdch(struct tr_info *tr, char channel, struct tr_chinfo *ch)
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/* channel interface */
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static void *
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trchan_init(kobj_t obj, void *devinfo, snd_dbuf *b, pcm_channel *c, int dir)
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trpchan_init(kobj_t obj, void *devinfo, snd_dbuf *b, pcm_channel *c, int dir)
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{
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struct tr_info *tr = devinfo;
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struct tr_chinfo *ch;
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if (dir == PCMDIR_PLAY) {
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ch = &tr->chinfo[tr->playchns];
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ch->index = tr->playchns++;
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} else {
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ch = &tr->recchinfo;
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ch->index = -1;
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}
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KASSERT(dir == PCMDIR_PLAY, ("trpchan_init: bad direction"));
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ch = &tr->chinfo[tr->playchns];
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ch->index = tr->playchns++;
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ch->buffer = b;
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ch->parent = tr;
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ch->channel = c;
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if (sndbuf_alloc(ch->buffer, tr->parent_dmat, TR_BUFFSIZE) == -1) return NULL;
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else return ch;
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if (sndbuf_alloc(ch->buffer, tr->parent_dmat, TR_BUFFSIZE) == -1)
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return NULL;
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return ch;
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}
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static int
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trchan_setdir(kobj_t obj, void *data, int dir)
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trpchan_setformat(kobj_t obj, void *data, u_int32_t format)
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{
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struct tr_chinfo *ch = data;
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struct tr_info *tr = ch->parent;
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if (dir == PCMDIR_PLAY && ch->index >= 0) {
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ch->ctrl = tr_fmttobits(format) | 0x01;
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return 0;
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}
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static int
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trpchan_setspeed(kobj_t obj, void *data, u_int32_t speed)
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{
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struct tr_chinfo *ch = data;
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ch->delta = (speed << 12) / 48000;
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return (ch->delta * 48000) >> 12;
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}
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static int
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trpchan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize)
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{
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struct tr_chinfo *ch = data;
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sndbuf_resize(ch->buffer, 2, blocksize);
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return blocksize;
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}
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static int
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trpchan_trigger(kobj_t obj, void *data, int go)
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{
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struct tr_chinfo *ch = data;
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if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD)
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return 0;
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if (go == PCMTRIG_START) {
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ch->fmc = ch->fms = ch->ec = ch->alpha = 0;
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ch->lba = vtophys(sndbuf_getbuf(ch->buffer));
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ch->cso = 0;
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ch->eso = sndbuf_getsize(ch->buffer) - 1;
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ch->eso = (sndbuf_getsize(ch->buffer) / sndbuf_getbps(ch->buffer)) - 1;
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ch->rvol = ch->cvol = 0;
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ch->gvsel = 0;
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ch->pan = 0;
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ch->vol = 0;
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ch->ctrl = 0x01;
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ch->delta = 0;
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tr_wrch(tr, ch->index, ch);
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tr_enaint(tr, ch->index, 1);
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} else if (dir == PCMDIR_REC && ch->index == -1) {
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tr_wrch(ch);
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tr_enaint(ch, 1);
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tr_startch(ch);
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} else
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tr_stopch(ch);
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return 0;
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}
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static int
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trpchan_getptr(kobj_t obj, void *data)
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{
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struct tr_chinfo *ch = data;
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tr_rdch(ch);
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return ch->cso * sndbuf_getbps(ch->buffer);
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}
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static pcmchan_caps *
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trpchan_getcaps(kobj_t obj, void *data)
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{
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return &tr_playcaps;
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}
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static kobj_method_t trpchan_methods[] = {
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KOBJMETHOD(channel_init, trpchan_init),
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KOBJMETHOD(channel_setformat, trpchan_setformat),
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KOBJMETHOD(channel_setspeed, trpchan_setspeed),
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KOBJMETHOD(channel_setblocksize, trpchan_setblocksize),
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KOBJMETHOD(channel_trigger, trpchan_trigger),
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KOBJMETHOD(channel_getptr, trpchan_getptr),
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KOBJMETHOD(channel_getcaps, trpchan_getcaps),
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{ 0, 0 }
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};
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CHANNEL_DECLARE(trpchan);
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/* -------------------------------------------------------------------- */
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/* rec channel interface */
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static void *
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trrchan_init(kobj_t obj, void *devinfo, snd_dbuf *b, pcm_channel *c, int dir)
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{
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struct tr_info *tr = devinfo;
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struct tr_rchinfo *ch;
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KASSERT(dir == PCMDIR_REC, ("trrchan_init: bad direction"));
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ch = &tr->recchinfo;
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ch->buffer = b;
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ch->parent = tr;
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ch->channel = c;
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if (sndbuf_alloc(ch->buffer, tr->parent_dmat, TR_BUFFSIZE) == -1)
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return NULL;
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return ch;
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}
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static int
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trrchan_setformat(kobj_t obj, void *data, u_int32_t format)
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{
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struct tr_rchinfo *ch = data;
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struct tr_info *tr = ch->parent;
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u_int32_t i, bits;
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bits = tr_fmttobits(format);
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/* set # of samples between interrupts */
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i = (TR_INTSAMPLES >> ((bits & 0x08)? 1 : 0)) - 1;
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tr_wr(tr, TR_REG_SBBL, i | (i << 16), 4);
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/* set sample format */
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i = 0x18 | (bits << 4);
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tr_wr(tr, TR_REG_SBCTRL, i, 1);
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return 0;
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}
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static int
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trrchan_setspeed(kobj_t obj, void *data, u_int32_t speed)
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{
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struct tr_rchinfo *ch = data;
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struct tr_info *tr = ch->parent;
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/* setup speed */
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ch->delta = (48000 << 12) / speed;
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tr_wr(tr, TR_REG_SBDELTA, ch->delta, 2);
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/* return closest possible speed */
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return (48000 << 12) / ch->delta;
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}
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static int
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trrchan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize)
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{
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struct tr_rchinfo *ch = data;
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sndbuf_resize(ch->buffer, 2, blocksize);
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return blocksize;
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}
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static int
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trrchan_trigger(kobj_t obj, void *data, int go)
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{
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struct tr_rchinfo *ch = data;
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struct tr_info *tr = ch->parent;
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u_int32_t i;
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if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD)
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return 0;
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if (go == PCMTRIG_START) {
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/* set up dma mode regs */
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u_int32_t i;
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tr_wr(tr, TR_REG_DMAR15, 0, 1);
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i = tr_rd(tr, TR_REG_DMAR11, 1) & 0x03;
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tr_wr(tr, TR_REG_DMAR11, i | 0x54, 1);
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@ -425,116 +573,43 @@ trchan_setdir(kobj_t obj, void *data, int dir)
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tr_wr(tr, TR_REG_DMAR0, vtophys(sndbuf_getbuf(ch->buffer)), 4);
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/* set up buffer size */
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i = tr_rd(tr, TR_REG_DMAR4, 4) & ~0x00ffffff;
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tr_wr(tr, TR_REG_DMAR4, i | (sndbuf_getsize(ch->buffer) - 1), 4);
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} else return -1;
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tr_wr(tr, TR_REG_DMAR4, i | (sndbuf_runsz(ch->buffer) - 1), 4);
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/* start */
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tr_wr(tr, TR_REG_SBCTRL, tr_rd(tr, TR_REG_SBCTRL, 1) | 1, 1);
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} else
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tr_wr(tr, TR_REG_SBCTRL, tr_rd(tr, TR_REG_SBCTRL, 1) & ~7, 1);
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/* return 0 if ok */
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return 0;
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}
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static int
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trchan_setformat(kobj_t obj, void *data, u_int32_t format)
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trrchan_getptr(kobj_t obj, void *data)
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{
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struct tr_chinfo *ch = data;
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struct tr_info *tr = ch->parent;
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u_int32_t bits = tr_fmttobits(format);
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if (ch->index >= 0) {
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tr_rdch(tr, ch->index, ch);
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ch->eso = (sndbuf_getsize(ch->buffer) / sndbuf_getbps(ch->buffer)) - 1;
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ch->ctrl = bits | 0x01;
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tr_wrch(tr, ch->index, ch);
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} else {
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u_int32_t i;
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/* set # of samples between interrupts */
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i = (TR_INTSAMPLES >> ((bits & 0x08)? 1 : 0)) - 1;
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tr_wr(tr, TR_REG_SBBL, i | (i << 16), 4);
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/* set sample format */
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i = 0x18 | (bits << 4);
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tr_wr(tr, TR_REG_SBCTRL, i, 1);
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}
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return 0;
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}
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static int
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trchan_setspeed(kobj_t obj, void *data, u_int32_t speed)
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{
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struct tr_chinfo *ch = data;
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struct tr_rchinfo *ch = data;
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struct tr_info *tr = ch->parent;
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|
||||
if (ch->index >= 0) {
|
||||
tr_rdch(tr, ch->index, ch);
|
||||
ch->delta = (speed << 12) / 48000;
|
||||
tr_wrch(tr, ch->index, ch);
|
||||
return (ch->delta * 48000) >> 12;
|
||||
} else {
|
||||
/* setup speed */
|
||||
ch->delta = (48000 << 12) / speed;
|
||||
tr_wr(tr, TR_REG_SBDELTA, ch->delta, 2);
|
||||
return (48000 << 12) / ch->delta;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
trchan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize)
|
||||
{
|
||||
struct tr_chinfo *ch = data;
|
||||
return sndbuf_getsize(ch->buffer) / 2;
|
||||
}
|
||||
|
||||
static int
|
||||
trchan_trigger(kobj_t obj, void *data, int go)
|
||||
{
|
||||
struct tr_chinfo *ch = data;
|
||||
struct tr_info *tr = ch->parent;
|
||||
|
||||
if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD)
|
||||
return 0;
|
||||
|
||||
if (ch->index >= 0) {
|
||||
if (go == PCMTRIG_START) {
|
||||
tr_rdch(tr, ch->index, ch);
|
||||
ch->cso = 0;
|
||||
tr_wrch(tr, ch->index, ch);
|
||||
tr_startch(tr, ch->index);
|
||||
} else tr_stopch(tr, ch->index);
|
||||
} else {
|
||||
u_int32_t i = tr_rd(tr, TR_REG_SBCTRL, 1) & ~7;
|
||||
tr_wr(tr, TR_REG_SBCTRL, i | (go == PCMTRIG_START)? 1 : 0, 1);
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int
|
||||
trchan_getptr(kobj_t obj, void *data)
|
||||
{
|
||||
struct tr_chinfo *ch = data;
|
||||
struct tr_info *tr = ch->parent;
|
||||
|
||||
if (ch->index >= 0) {
|
||||
tr_rdch(tr, ch->index, ch);
|
||||
return ch->cso * sndbuf_getbps(ch->buffer);
|
||||
} else return tr_rd(tr, TR_REG_DMAR0, 4) - vtophys(sndbuf_getbuf(ch->buffer));
|
||||
/* return current byte offset of channel */
|
||||
return tr_rd(tr, TR_REG_DMAR0, 4) - vtophys(sndbuf_getbuf(ch->buffer));
|
||||
}
|
||||
|
||||
static pcmchan_caps *
|
||||
trchan_getcaps(kobj_t obj, void *data)
|
||||
trrchan_getcaps(kobj_t obj, void *data)
|
||||
{
|
||||
struct tr_chinfo *ch = data;
|
||||
return (ch->index >= 0)? &tr_playcaps : &tr_reccaps;
|
||||
return &tr_reccaps;
|
||||
}
|
||||
|
||||
static kobj_method_t trchan_methods[] = {
|
||||
KOBJMETHOD(channel_init, trchan_init),
|
||||
KOBJMETHOD(channel_setdir, trchan_setdir),
|
||||
KOBJMETHOD(channel_setformat, trchan_setformat),
|
||||
KOBJMETHOD(channel_setspeed, trchan_setspeed),
|
||||
KOBJMETHOD(channel_setblocksize, trchan_setblocksize),
|
||||
KOBJMETHOD(channel_trigger, trchan_trigger),
|
||||
KOBJMETHOD(channel_getptr, trchan_getptr),
|
||||
KOBJMETHOD(channel_getcaps, trchan_getcaps),
|
||||
static kobj_method_t trrchan_methods[] = {
|
||||
KOBJMETHOD(channel_init, trrchan_init),
|
||||
KOBJMETHOD(channel_setformat, trrchan_setformat),
|
||||
KOBJMETHOD(channel_setspeed, trrchan_setspeed),
|
||||
KOBJMETHOD(channel_setblocksize, trrchan_setblocksize),
|
||||
KOBJMETHOD(channel_trigger, trrchan_trigger),
|
||||
KOBJMETHOD(channel_getptr, trrchan_getptr),
|
||||
KOBJMETHOD(channel_getcaps, trrchan_getcaps),
|
||||
{ 0, 0 }
|
||||
};
|
||||
CHANNEL_DECLARE(trchan);
|
||||
CHANNEL_DECLARE(trrchan);
|
||||
|
||||
/* -------------------------------------------------------------------- */
|
||||
/* The interrupt handler */
|
||||
@ -543,14 +618,16 @@ static void
|
||||
tr_intr(void *p)
|
||||
{
|
||||
struct tr_info *tr = (struct tr_info *)p;
|
||||
u_int32_t intsrc = tr_rd(tr, TR_REG_MISCINT, 4);
|
||||
struct tr_chinfo *ch;
|
||||
u_int32_t i, intsrc;
|
||||
|
||||
intsrc = tr_rd(tr, TR_REG_MISCINT, 4);
|
||||
if (intsrc & TR_INT_ADDR) {
|
||||
int i;
|
||||
for (i = 0; i < tr->playchns; i++) {
|
||||
if (tr_testint(tr, i)) {
|
||||
chn_intr(tr->chinfo[i].channel);
|
||||
tr_clrint(tr, i);
|
||||
ch = &tr->chinfo[i];
|
||||
if (tr_testint(ch)) {
|
||||
chn_intr(ch->channel);
|
||||
tr_clrint(ch);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -601,7 +678,6 @@ tr_pci_attach(device_t dev)
|
||||
struct tr_info *tr;
|
||||
struct ac97_info *codec = 0;
|
||||
int i;
|
||||
int mapped;
|
||||
char status[SND_STATUSLEN];
|
||||
|
||||
if ((tr = malloc(sizeof(*tr), M_DEVBUF, M_NOWAIT)) == NULL) {
|
||||
@ -617,27 +693,13 @@ tr_pci_attach(device_t dev)
|
||||
pci_write_config(dev, PCIR_COMMAND, data, 2);
|
||||
data = pci_read_config(dev, PCIR_COMMAND, 2);
|
||||
|
||||
mapped = 0;
|
||||
/* XXX dfr: is this strictly necessary? */
|
||||
for (i = 0; (mapped == 0) && (i < PCI_MAXMAPS_0); i++) {
|
||||
tr->regid = PCIR_MAPS + i*4;
|
||||
tr->regtype = SYS_RES_MEMORY;
|
||||
tr->reg = bus_alloc_resource(dev, tr->regtype, &tr->regid,
|
||||
0, ~0, 1, RF_ACTIVE);
|
||||
if (!tr->reg) {
|
||||
tr->regtype = SYS_RES_IOPORT;
|
||||
tr->reg = bus_alloc_resource(dev, tr->regtype,
|
||||
&tr->regid, 0, ~0, 1,
|
||||
RF_ACTIVE);
|
||||
}
|
||||
if (tr->reg) {
|
||||
tr->st = rman_get_bustag(tr->reg);
|
||||
tr->sh = rman_get_bushandle(tr->reg);
|
||||
mapped++;
|
||||
}
|
||||
}
|
||||
|
||||
if (mapped == 0) {
|
||||
tr->regid = PCIR_MAPS;
|
||||
tr->regtype = SYS_RES_IOPORT;
|
||||
tr->reg = bus_alloc_resource(dev, tr->regtype, &tr->regid, 0, ~0, 1, RF_ACTIVE);
|
||||
if (tr->reg) {
|
||||
tr->st = rman_get_bustag(tr->reg);
|
||||
tr->sh = rman_get_bushandle(tr->reg);
|
||||
} else {
|
||||
device_printf(dev, "unable to map register space\n");
|
||||
goto bad;
|
||||
}
|
||||
@ -670,14 +732,13 @@ tr_pci_attach(device_t dev)
|
||||
goto bad;
|
||||
}
|
||||
|
||||
snprintf(status, 64, "at %s 0x%lx irq %ld",
|
||||
(tr->regtype == SYS_RES_IOPORT)? "io" : "memory",
|
||||
snprintf(status, 64, "at io 0x%lx irq %ld",
|
||||
rman_get_start(tr->reg), rman_get_start(tr->irq));
|
||||
|
||||
if (pcm_register(dev, tr, TR_MAXPLAYCH, 1)) goto bad;
|
||||
pcm_addchan(dev, PCMDIR_REC, &trchan_class, tr);
|
||||
pcm_addchan(dev, PCMDIR_REC, &trrchan_class, tr);
|
||||
for (i = 0; i < TR_MAXPLAYCH; i++)
|
||||
pcm_addchan(dev, PCMDIR_PLAY, &trchan_class, tr);
|
||||
pcm_addchan(dev, PCMDIR_PLAY, &trpchan_class, tr);
|
||||
pcm_setstatus(dev, status);
|
||||
|
||||
return 0;
|
||||
|
Loading…
Reference in New Issue
Block a user