From b54bf94bf91e4ca2a489eb02bca0424ddb55242a Mon Sep 17 00:00:00 2001 From: Dominik Brodowski Date: Sat, 2 Aug 2008 14:28:43 +0200 Subject: pcmcia: use pcmcia_loop_config in net pcmcia drivers Use the config loop helper in (some) net pcmcia drivers. CC: netdev@vger.kernel.org Signed-off-by: Dominik Brodowski --- drivers/net/wireless/atmel_cs.c | 123 ++++++++++++++++++---------------------- 1 file changed, 55 insertions(+), 68 deletions(-) (limited to 'drivers/net/wireless/atmel_cs.c') diff --git a/drivers/net/wireless/atmel_cs.c b/drivers/net/wireless/atmel_cs.c index 12617cd0b78e..263c36f7ee22 100644 --- a/drivers/net/wireless/atmel_cs.c +++ b/drivers/net/wireless/atmel_cs.c @@ -224,25 +224,69 @@ static int card_present(void *arg) return 0; } +static int atmel_config_check(struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + void *priv_data) +{ + cistpl_cftable_entry_t *dflt = priv_data; + + if (cfg->flags & CISTPL_CFTABLE_DEFAULT) + *dflt = *cfg; + if (cfg->index == 0) + return -ENODEV; + p_dev->conf.ConfigIndex = cfg->index; + + /* Does this card need audio output? */ + 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 */ + if (cfg->vpp1.present & (1<conf.Vpp = cfg->vpp1.param[CISTPL_POWER_VNOM]/10000; + else if (dflt->vpp1.present & (1<conf.Vpp = dflt->vpp1.param[CISTPL_POWER_VNOM]/10000; + + /* Do we need to allocate an interrupt? */ + if (cfg->irq.IRQInfo1 || dflt->irq.IRQInfo1) + p_dev->conf.Attributes |= CONF_ENABLE_IRQ; + + /* IO window settings */ + p_dev->io.NumPorts1 = p_dev->io.NumPorts2 = 0; + if ((cfg->io.nwin > 0) || (dflt->io.nwin > 0)) { + cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt->io; + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; + if (!(io->flags & CISTPL_IO_8BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_16; + if (!(io->flags & CISTPL_IO_16BIT)) + p_dev->io.Attributes1 = IO_DATA_PATH_WIDTH_8; + p_dev->io.BasePort1 = io->win[0].base; + p_dev->io.NumPorts1 = io->win[0].len; + if (io->nwin > 1) { + p_dev->io.Attributes2 = p_dev->io.Attributes1; + p_dev->io.BasePort2 = io->win[1].base; + p_dev->io.NumPorts2 = io->win[1].len; + } + } + + /* This reserves IO space but doesn't actually enable it */ + return pcmcia_request_io(p_dev, &p_dev->io); +} + static int atmel_config(struct pcmcia_device *link) { - tuple_t tuple; - cisparse_t parse; local_info_t *dev; int last_fn, last_ret; - u_char buf[64]; struct pcmcia_device_id *did; + cistpl_cftable_entry_t dflt = { 0 }; dev = link->priv; did = handle_to_dev(link).driver_data; DEBUG(0, "atmel_config(0x%p)\n", link); - tuple.Attributes = 0; - tuple.TupleData = buf; - tuple.TupleDataMax = sizeof(buf); - tuple.TupleOffset = 0; - /* In this loop, we scan the CIS for configuration table entries, each of which describes a valid card configuration, including @@ -255,66 +299,8 @@ static int atmel_config(struct pcmcia_device *link) these things without consulting the CIS, and most client drivers will only use the CIS to fill in implementation-defined details. */ - tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; - CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); - while (1) { - cistpl_cftable_entry_t dflt = { 0 }; - cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); - if (pcmcia_get_tuple_data(link, &tuple) != 0 || - pcmcia_parse_tuple(link, &tuple, &parse) != 0) - goto next_entry; - - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) dflt = *cfg; - if (cfg->index == 0) goto next_entry; - link->conf.ConfigIndex = cfg->index; - - /* Does this card need audio output? */ - if (cfg->flags & CISTPL_CFTABLE_AUDIO) { - link->conf.Attributes |= CONF_ENABLE_SPKR; - link->conf.Status = CCSR_AUDIO_ENA; - } - - /* Use power settings for Vcc and Vpp if present */ - /* Note that the CIS values need to be rescaled */ - if (cfg->vpp1.present & (1<conf.Vpp = - cfg->vpp1.param[CISTPL_POWER_VNOM]/10000; - else if (dflt.vpp1.present & (1<conf.Vpp = - dflt.vpp1.param[CISTPL_POWER_VNOM]/10000; - - /* Do we need to allocate an interrupt? */ - if (cfg->irq.IRQInfo1 || dflt.irq.IRQInfo1) - link->conf.Attributes |= CONF_ENABLE_IRQ; - - /* IO window settings */ - link->io.NumPorts1 = link->io.NumPorts2 = 0; - if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { - cistpl_io_t *io = (cfg->io.nwin) ? &cfg->io : &dflt.io; - link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; - if (!(io->flags & CISTPL_IO_8BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_16; - if (!(io->flags & CISTPL_IO_16BIT)) - link->io.Attributes1 = IO_DATA_PATH_WIDTH_8; - link->io.BasePort1 = io->win[0].base; - link->io.NumPorts1 = io->win[0].len; - if (io->nwin > 1) { - link->io.Attributes2 = link->io.Attributes1; - link->io.BasePort2 = io->win[1].base; - link->io.NumPorts2 = io->win[1].len; - } - } - - /* This reserves IO space but doesn't actually enable it */ - if (pcmcia_request_io(link, &link->io) != 0) - goto next_entry; - - /* If we got this far, we're cool! */ - break; - - next_entry: - CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(link, &tuple)); - } + if (pcmcia_loop_config(link, atmel_config_check, &dflt)) + goto failed; /* Allocate an interrupt line. Note that this does not assign a @@ -360,6 +346,7 @@ static int atmel_config(struct pcmcia_device *link) cs_failed: cs_error(link, last_fn, last_ret); + failed: atmel_release(link); return -ENODEV; } -- cgit v1.2.2 From 498ac1899b62626bf6879a251d75c22ec564c559 Mon Sep 17 00:00:00 2001 From: Dominik Brodowski Date: Sat, 2 Aug 2008 14:59:13 +0200 Subject: pcmcia: pcmcia_config_loop() ConfigIndex unification Almost all drivers set p_dev->conf.ConfigIndex to cfg->index in the pcmcia_config_loop() callback function. Therefore, factor it out. Signed-off-by: Dominik Brodowski --- drivers/net/wireless/atmel_cs.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'drivers/net/wireless/atmel_cs.c') diff --git a/drivers/net/wireless/atmel_cs.c b/drivers/net/wireless/atmel_cs.c index 263c36f7ee22..12efd44d64a1 100644 --- a/drivers/net/wireless/atmel_cs.c +++ b/drivers/net/wireless/atmel_cs.c @@ -234,8 +234,6 @@ static int atmel_config_check(struct pcmcia_device *p_dev, *dflt = *cfg; if (cfg->index == 0) return -ENODEV; - p_dev->conf.ConfigIndex = cfg->index; - /* Does this card need audio output? */ if (cfg->flags & CISTPL_CFTABLE_AUDIO) { p_dev->conf.Attributes |= CONF_ENABLE_SPKR; -- cgit v1.2.2 From 8e2fc39ddea7fe8c6798837da282db88a09af793 Mon Sep 17 00:00:00 2001 From: Dominik Brodowski Date: Sat, 2 Aug 2008 15:30:31 +0200 Subject: pcmcia: pcmcia_config_loop() default CIS entry handling Many drivers use the default CIS entry within their pcmcia_config_loop() callback function. Therefore, factor the default CIS entry handling out. Signed-off-by: Dominik Brodowski --- drivers/net/wireless/atmel_cs.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) (limited to 'drivers/net/wireless/atmel_cs.c') diff --git a/drivers/net/wireless/atmel_cs.c b/drivers/net/wireless/atmel_cs.c index 12efd44d64a1..c71aae992ecc 100644 --- a/drivers/net/wireless/atmel_cs.c +++ b/drivers/net/wireless/atmel_cs.c @@ -226,14 +226,12 @@ static int card_present(void *arg) static int atmel_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, void *priv_data) { - cistpl_cftable_entry_t *dflt = priv_data; - - if (cfg->flags & CISTPL_CFTABLE_DEFAULT) - *dflt = *cfg; if (cfg->index == 0) return -ENODEV; + /* Does this card need audio output? */ if (cfg->flags & CISTPL_CFTABLE_AUDIO) { p_dev->conf.Attributes |= CONF_ENABLE_SPKR; @@ -278,7 +276,6 @@ static int atmel_config(struct pcmcia_device *link) local_info_t *dev; int last_fn, last_ret; struct pcmcia_device_id *did; - cistpl_cftable_entry_t dflt = { 0 }; dev = link->priv; did = handle_to_dev(link).driver_data; @@ -297,7 +294,7 @@ static int atmel_config(struct pcmcia_device *link) these things without consulting the CIS, and most client drivers will only use the CIS to fill in implementation-defined details. */ - if (pcmcia_loop_config(link, atmel_config_check, &dflt)) + if (pcmcia_loop_config(link, atmel_config_check, NULL)) goto failed; /* -- cgit v1.2.2 From ad913c11928f51abb6174f165db8d8d205b22e21 Mon Sep 17 00:00:00 2001 From: Dominik Brodowski Date: Sat, 2 Aug 2008 16:12:00 +0200 Subject: pcmcia: pcmcia_config_loop() improvement by passing vcc By passing the current Vcc setting to the pcmcia_config_loop callback function, we can remove pcmcia_get_configuration_info() calls from many drivers. Signed-off-by: Dominik Brodowski --- drivers/net/wireless/atmel_cs.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net/wireless/atmel_cs.c') diff --git a/drivers/net/wireless/atmel_cs.c b/drivers/net/wireless/atmel_cs.c index c71aae992ecc..4830d51900a3 100644 --- a/drivers/net/wireless/atmel_cs.c +++ b/drivers/net/wireless/atmel_cs.c @@ -227,6 +227,7 @@ static int card_present(void *arg) static int atmel_config_check(struct pcmcia_device *p_dev, cistpl_cftable_entry_t *cfg, cistpl_cftable_entry_t *dflt, + unsigned int vcc, void *priv_data) { if (cfg->index == 0) -- cgit v1.2.2