The Status (CISREG_CCSR) and ExtStatus (CISREG_ESR) registers were only accessed to enable audio output for some drivers and IRQ for serial_cs.c. The former also required setting config_req_t.Attributes to CONF_ENABLE_SPKR; the latter can be simplified to setting this field to CONF_ENABLE_ESR.
CC: net...@vger.kernel.org CC: linux-wirel...@vger.kernel.org CC: linux-ser...@vger.kernel.org CC: linux-s...@vger.kernel.org Tested-by: Wolfram Sang <w.s...@pengutronix.de> Signed-off-by: Dominik Brodowski <li...@dominikbrodowski.net> --- drivers/isdn/hisax/sedlbauer_cs.c | 4 +-- drivers/net/pcmcia/axnet_cs.c | 4 +-- drivers/net/pcmcia/pcnet_cs.c | 5 +-- drivers/net/pcmcia/smc91c92_cs.c | 2 - drivers/net/pcmcia/xirc2ps_cs.c | 5 +-- drivers/net/wireless/airo_cs.c | 4 +-- drivers/net/wireless/atmel_cs.c | 4 +-- drivers/net/wireless/hostap/hostap_cs.c | 4 +-- drivers/pcmcia/cs_internal.h | 2 +- drivers/pcmcia/pcmcia_resource.c | 28 +++++++++++++++++-------- drivers/scsi/pcmcia/nsp_cs.c | 4 +-- drivers/serial/serial_cs.c | 11 +++------ drivers/staging/comedi/drivers/ni_daq_700.c | 4 +-- drivers/staging/comedi/drivers/ni_daq_dio24.c | 4 +-- drivers/staging/comedi/drivers/ni_labpc_cs.c | 4 +-- include/pcmcia/cs.h | 2 +- 16 files changed, 38 insertions(+), 53 deletions(-) diff --git a/drivers/isdn/hisax/sedlbauer_cs.c b/drivers/isdn/hisax/sedlbauer_cs.c index ad07d61..40001ad 100644 --- a/drivers/isdn/hisax/sedlbauer_cs.c +++ b/drivers/isdn/hisax/sedlbauer_cs.c @@ -175,10 +175,8 @@ static int sedlbauer_config_check(struct pcmcia_device *p_dev, return -ENODEV; /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + if (cfg->flags & CISTPL_CFTABLE_AUDIO) p_dev->conf.Attributes |= CONF_ENABLE_SPKR; - p_dev->conf.Status = CCSR_AUDIO_ENA; - } /* Use power settings for Vcc and Vpp if present */ /* Note that the CIS values need to be rescaled */ diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c index 5f05ffb..8734ed8 100644 --- a/drivers/net/pcmcia/axnet_cs.c +++ b/drivers/net/pcmcia/axnet_cs.c @@ -334,10 +334,8 @@ static int axnet_config(struct pcmcia_device *link) if (!link->irq) goto failed; - if (resource_size(link->resource[1]) == 8) { + if (resource_size(link->resource[1]) == 8) link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } ret = pcmcia_request_configuration(link, &link->conf); if (ret) diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index aa6ee6b..f3d7a14 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -560,10 +560,9 @@ static hw_info_t *pcnet_try_config(struct pcmcia_device *link, if (!link->irq) return NULL; - if (resource_size(link->resource[1]) == 8) { + if (resource_size(link->resource[1]) == 8) link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } + if ((link->manf_id == MANFID_IBM) && (link->card_id == PRODID_IBM_HOME_AND_AWAY)) link->conf.ConfigIndex |= 0x10; diff --git a/drivers/net/pcmcia/smc91c92_cs.c b/drivers/net/pcmcia/smc91c92_cs.c index 395e586..2031a27 100644 --- a/drivers/net/pcmcia/smc91c92_cs.c +++ b/drivers/net/pcmcia/smc91c92_cs.c @@ -446,7 +446,6 @@ static int mhz_mfc_config(struct pcmcia_device *link) int i; link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; link->resource[1]->flags |= IO_DATA_PATH_WIDTH_8; link->resource[1]->end = 8; @@ -640,7 +639,6 @@ static int osi_config(struct pcmcia_device *link) int i, j; link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; link->resource[0]->end = 64; link->resource[1]->flags |= IO_DATA_PATH_WIDTH_8; link->resource[1]->end = 8; diff --git a/drivers/net/pcmcia/xirc2ps_cs.c b/drivers/net/pcmcia/xirc2ps_cs.c index 4308bda..59398a6 100644 --- a/drivers/net/pcmcia/xirc2ps_cs.c +++ b/drivers/net/pcmcia/xirc2ps_cs.c @@ -812,10 +812,9 @@ xirc2ps_config(struct pcmcia_device * link) if (local->modem) { int pass; - if (do_sound) { + if (do_sound) link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status |= CCSR_AUDIO_ENA; - } + link->resource[1]->end = 8; link->resource[1]->flags |= IO_DATA_PATH_WIDTH_8; if (local->dingo) { diff --git a/drivers/net/wireless/airo_cs.c b/drivers/net/wireless/airo_cs.c index 488e7b4..ab60f10 100644 --- a/drivers/net/wireless/airo_cs.c +++ b/drivers/net/wireless/airo_cs.c @@ -158,10 +158,8 @@ static int airo_cs_config_check(struct pcmcia_device *p_dev, return -ENODEV; /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + if (cfg->flags & CISTPL_CFTABLE_AUDIO) p_dev->conf.Attributes |= CONF_ENABLE_SPKR; - p_dev->conf.Status = CCSR_AUDIO_ENA; - } /* Use power settings for Vcc and Vpp if present */ /* Note that the CIS values need to be rescaled */ diff --git a/drivers/net/wireless/atmel_cs.c b/drivers/net/wireless/atmel_cs.c index 479f508..d6d585c 100644 --- a/drivers/net/wireless/atmel_cs.c +++ b/drivers/net/wireless/atmel_cs.c @@ -175,10 +175,8 @@ static int atmel_config_check(struct pcmcia_device *p_dev, return -ENODEV; /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + if (cfg->flags & CISTPL_CFTABLE_AUDIO) p_dev->conf.Attributes |= CONF_ENABLE_SPKR; - p_dev->conf.Status = CCSR_AUDIO_ENA; - } /* Use power settings for Vcc and Vpp if present */ /* Note that the CIS values need to be rescaled */ diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c index 3f35dd4..3fa285b 100644 --- a/drivers/net/wireless/hostap/hostap_cs.c +++ b/drivers/net/wireless/hostap/hostap_cs.c @@ -484,10 +484,8 @@ static int prism2_config_check(struct pcmcia_device *p_dev, "(default 0x%02X)\n", cfg->index, dflt->index); /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + if (cfg->flags & CISTPL_CFTABLE_AUDIO) p_dev->conf.Attributes |= CONF_ENABLE_SPKR; - p_dev->conf.Status = CCSR_AUDIO_ENA; - } /* Use power settings for Vcc and Vpp if present */ /* Note that the CIS values need to be rescaled */ diff --git a/drivers/pcmcia/cs_internal.h b/drivers/pcmcia/cs_internal.h index 9487340..7ef464d 100644 --- a/drivers/pcmcia/cs_internal.h +++ b/drivers/pcmcia/cs_internal.h @@ -36,7 +36,7 @@ typedef struct config_t { unsigned int Attributes; unsigned int IntType; unsigned int ConfigBase; - unsigned char Status, Option, ExtStatus; + unsigned char Option; unsigned int CardValues; struct resource io[MAX_IO_WIN]; /* io ports */ diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c index 28717ee..8834bb4 100644 --- a/drivers/pcmcia/pcmcia_resource.c +++ b/drivers/pcmcia/pcmcia_resource.c @@ -441,6 +441,8 @@ int pcmcia_request_configuration(struct pcmcia_device *p_dev, struct pcmcia_socket *s = p_dev->socket; config_t *c; pccard_io_map iomap; + unsigned char status = 0; + unsigned char ext_status = 0; if (!(s->state & SOCKET_PRESENT)) return -ENODEV; @@ -476,12 +478,21 @@ int pcmcia_request_configuration(struct pcmcia_device *p_dev, s->socket.flags |= SS_ZVCARD | SS_IOCARD; if (req->Attributes & CONF_ENABLE_DMA) s->socket.flags |= SS_DMA_MODE; - if (req->Attributes & CONF_ENABLE_SPKR) + if (req->Attributes & CONF_ENABLE_SPKR) { s->socket.flags |= SS_SPKR_ENA; + status = CCSR_AUDIO_ENA; + if (!(req->Present & PRESENT_STATUS)) + dev_warn(&p_dev->dev, "speaker requested, but " + "PRESENT_STATUS not set!\n"); + } if (req->Attributes & CONF_ENABLE_IRQ) s->socket.io_irq = s->pcmcia_irq; else s->socket.io_irq = 0; + if (req->Attributes & CONF_ENABLE_ESR) { + req->Present |= PRESENT_EXT_STATUS; + ext_status = ESR_REQ_ATTN_ENA; + } s->ops->set_socket(s, &s->socket); s->lock_count++; @@ -513,14 +524,13 @@ int pcmcia_request_configuration(struct pcmcia_device *p_dev, pcmcia_write_cis_mem(s, 1, (base + CISREG_COR)>>1, 1, &c->Option); mdelay(40); } - if (req->Present & PRESENT_STATUS) { - c->Status = req->Status; - pcmcia_write_cis_mem(s, 1, (base + CISREG_CCSR)>>1, 1, &c->Status); - } - if (req->Present & PRESENT_EXT_STATUS) { - c->ExtStatus = req->ExtStatus; - pcmcia_write_cis_mem(s, 1, (base + CISREG_ESR)>>1, 1, &c->ExtStatus); - } + if (req->Present & PRESENT_STATUS) + pcmcia_write_cis_mem(s, 1, (base + CISREG_CCSR)>>1, 1, &status); + + if (req->Present & PRESENT_EXT_STATUS) + pcmcia_write_cis_mem(s, 1, (base + CISREG_ESR)>>1, 1, + &ext_status); + if (req->Present & PRESENT_IOBASE_0) { u8 b = c->io[0].start & 0xff; pcmcia_write_cis_mem(s, 1, (base + CISREG_IOBASE_0)>>1, 1, &b); diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c index 50574e8..b90cade 100644 --- a/drivers/scsi/pcmcia/nsp_cs.c +++ b/drivers/scsi/pcmcia/nsp_cs.c @@ -1608,10 +1608,8 @@ static int nsp_cs_config_check(struct pcmcia_device *p_dev, return -ENODEV; /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + if (cfg->flags & CISTPL_CFTABLE_AUDIO) p_dev->conf.Attributes |= CONF_ENABLE_SPKR; - p_dev->conf.Status = CCSR_AUDIO_ENA; - } /* Use power settings for Vcc and Vpp if present */ /* Note that the CIS values need to be rescaled */ diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c index 9597442..0460c08 100644 --- a/drivers/serial/serial_cs.c +++ b/drivers/serial/serial_cs.c @@ -183,10 +183,8 @@ static void quirk_config_socket(struct pcmcia_device *link) { struct serial_info *info = link->priv; - if (info->multi) { - link->conf.Present |= PRESENT_EXT_STATUS; - link->conf.ExtStatus = ESR_REQ_ATTN_ENA; - } + if (info->multi) + link->conf.Attributes |= CONF_ENABLE_ESR; } static const struct serial_quirk quirks[] = { @@ -336,10 +334,9 @@ static int serial_probe(struct pcmcia_device *link) link->priv = info; link->conf.Attributes = CONF_ENABLE_IRQ; - if (do_sound) { + if (do_sound) link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } + link->conf.IntType = INT_MEMORY_AND_IO; return serial_config(link); diff --git a/drivers/staging/comedi/drivers/ni_daq_700.c b/drivers/staging/comedi/drivers/ni_daq_700.c index cc15666..8cf56cb 100644 --- a/drivers/staging/comedi/drivers/ni_daq_700.c +++ b/drivers/staging/comedi/drivers/ni_daq_700.c @@ -550,10 +550,8 @@ static int dio700_pcmcia_config_loop(struct pcmcia_device *p_dev, return -ENODEV; /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + if (cfg->flags & CISTPL_CFTABLE_AUDIO) p_dev->conf.Attributes |= CONF_ENABLE_SPKR; - p_dev->conf.Status = CCSR_AUDIO_ENA; - } /* Do we need to allocate an interrupt? */ p_dev->conf.Attributes |= CONF_ENABLE_IRQ; diff --git a/drivers/staging/comedi/drivers/ni_daq_dio24.c b/drivers/staging/comedi/drivers/ni_daq_dio24.c index 773ae20..ba69343 100644 --- a/drivers/staging/comedi/drivers/ni_daq_dio24.c +++ b/drivers/staging/comedi/drivers/ni_daq_dio24.c @@ -302,10 +302,8 @@ static int dio24_pcmcia_config_loop(struct pcmcia_device *p_dev, return -ENODEV; /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + if (cfg->flags & CISTPL_CFTABLE_AUDIO) p_dev->conf.Attributes |= CONF_ENABLE_SPKR; - p_dev->conf.Status = CCSR_AUDIO_ENA; - } /* Do we need to allocate an interrupt? */ p_dev->conf.Attributes |= CONF_ENABLE_IRQ; diff --git a/drivers/staging/comedi/drivers/ni_labpc_cs.c b/drivers/staging/comedi/drivers/ni_labpc_cs.c index 68c4ecb..5d5f11f 100644 --- a/drivers/staging/comedi/drivers/ni_labpc_cs.c +++ b/drivers/staging/comedi/drivers/ni_labpc_cs.c @@ -281,10 +281,8 @@ static int labpc_pcmcia_config_loop(struct pcmcia_device *p_dev, return -ENODEV; /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { + if (cfg->flags & CISTPL_CFTABLE_AUDIO) p_dev->conf.Attributes |= CONF_ENABLE_SPKR; - p_dev->conf.Status = CCSR_AUDIO_ENA; - } /* Do we need to allocate an interrupt? */ p_dev->conf.Attributes |= CONF_ENABLE_IRQ | CONF_ENABLE_PULSE_IRQ; diff --git a/include/pcmcia/cs.h b/include/pcmcia/cs.h index e656abe..29d693f 100644 --- a/include/pcmcia/cs.h +++ b/include/pcmcia/cs.h @@ -24,7 +24,6 @@ typedef struct config_req_t { u_int Attributes; u_int IntType; u_int ConfigBase; - u_char Status, ExtStatus; u_char ConfigIndex; u_int Present; } config_req_t; @@ -34,6 +33,7 @@ typedef struct config_req_t { #define CONF_ENABLE_DMA 0x02 #define CONF_ENABLE_SPKR 0x04 #define CONF_ENABLE_PULSE_IRQ 0x08 +#define CONF_ENABLE_ESR 0x10 #define CONF_VALID_CLIENT 0x100 /* IntType field */ -- 1.7.0.4 _______________________________________________ Linux PCMCIA reimplementation list http://lists.infradead.org/mailman/listinfo/linux-pcmcia