/**************************************************************************** * * Driver for the IFX spi modem. * * Copyright (C) 2009, 2010 Intel Corp * Jim Stanley <jim.stanley@intel.com> * * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, * USA * * * *****************************************************************************/ #ifndef _IFX6X60_H #define _IFX6X60_H #define DRVNAME "ifx6x60" #define TTYNAME "ttyIFX" #define IFX_SPI_MAX_MINORS 1 #define IFX_SPI_TRANSFER_SIZE 2048 #define IFX_SPI_FIFO_SIZE 4096 #define IFX_SPI_HEADER_OVERHEAD 4 #define IFX_RESET_TIMEOUT msecs_to_jiffies(50) /* device flags bitfield definitions */ #define IFX_SPI_STATE_PRESENT 0 #define IFX_SPI_STATE_IO_IN_PROGRESS 1 #define IFX_SPI_STATE_IO_READY 2 #define IFX_SPI_STATE_TIMER_PENDING 3 #define IFX_SPI_STATE_IO_AVAILABLE 4 /* flow control bitfields */ #define IFX_SPI_DCD 0 #define IFX_SPI_CTS 1 #define IFX_SPI_DSR 2 #define IFX_SPI_RI 3 #define IFX_SPI_DTR 4 #define IFX_SPI_RTS 5 #define IFX_SPI_TX_FC 6 #define IFX_SPI_RX_FC 7 #define IFX_SPI_UPDATE 8 #define IFX_SPI_PAYLOAD_SIZE (IFX_SPI_TRANSFER_SIZE - \ IFX_SPI_HEADER_OVERHEAD) #define IFX_SPI_IRQ_TYPE DETECT_EDGE_RISING #define IFX_SPI_GPIO_TARGET 0 #define IFX_SPI_GPIO0 0x105 #define IFX_SPI_STATUS_TIMEOUT (2000*HZ) /* values for bits in power status byte */ #define IFX_SPI_POWER_DATA_PENDING 1 #define IFX_SPI_POWER_SRDY 2 struct ifx_spi_device { /* Our SPI device */ struct spi_device *spi_dev; /* Port specific data */ struct kfifo tx_fifo; spinlock_t fifo_lock; unsigned long signal_state; /* TTY Layer logic */ struct tty_port tty_port; struct device *tty_dev; int minor; /* Low level I/O work */ struct tasklet_struct io_work_tasklet; unsigned long flags; dma_addr_t rx_dma; dma_addr_t tx_dma; int modem; /* Modem type */ int use_dma; /* provide dma-able addrs in SPI msg */ long max_hz; /* max SPI frequency */ spinlock_t write_lock; int write_pending; spinlock_t power_lock; unsigned char power_status; unsigned char *rx_buffer; unsigned char *tx_buffer; dma_addr_t rx_bus; dma_addr_t tx_bus; unsigned char spi_more; unsigned char spi_slave_cts; struct timer_list spi_timer; struct spi_message spi_msg; struct spi_transfer spi_xfer; struct { /* gpio lines */ unsigned short srdy; /* slave-ready gpio */ unsigned short mrdy; /* master-ready gpio */ unsigned short reset; /* modem-reset gpio */ unsigned short po; /* modem-on gpio */ unsigned short reset_out; /* modem-in-reset gpio */ /* state/stats */ int unack_srdy_int_nb; } gpio; /* modem reset */ unsigned long mdm_reset_state; #define MR_START 0 #define MR_INPROGRESS 1 #define MR_COMPLETE 2 wait_queue_head_t mdm_reset_wait; void (*swap_buf)(unsigned char *buf, int len, void *end); }; #endif /* _IFX6X60_H */ d</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr> ue='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'> <tr><th>author</th><td>Stanislaw Gruszka <sgruszka@redhat.com></td><td class='right'>2017-01-29 12:40:52 +0100</td></tr> <tr><th>committer</th><td>Kalle Valo <kvalo@codeaurora.org></td><td class='right'>2017-01-31 09:08:52 +0200</td></tr> <tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/soc/sunxi/Kconfig?id=33e962c8871f015f5c8978384553dddcf5b81b22'>33e962c8871f015f5c8978384553dddcf5b81b22</a> (<a href='/cgit.cgi/linux/net-next.git/patch/sound/soc/sunxi/Kconfig?id=33e962c8871f015f5c8978384553dddcf5b81b22'>patch</a>)</td></tr> <tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=33e962c8871f015f5c8978384553dddcf5b81b22'>43aff96c2ee21d9e0fa2018457778a4de52053cd</a> /<a href='/cgit.cgi/linux/net-next.git/tree/sound/soc/sunxi/Kconfig?id=33e962c8871f015f5c8978384553dddcf5b81b22'>sound/soc/sunxi/Kconfig</a></td></tr> <tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/soc/sunxi/Kconfig?id=575ddce0507789bf9830d089557d2199d2f91865'>575ddce0507789bf9830d089557d2199d2f91865</a> (<a href='/cgit.cgi/linux/net-next.git/diff/sound/soc/sunxi/Kconfig?id=33e962c8871f015f5c8978384553dddcf5b81b22&id2=575ddce0507789bf9830d089557d2199d2f91865'>diff</a>)</td></tr></table> <div class='commit-subject'>rt2x00: fix clk_get call</div><div class='commit-msg'>clk_get() takes two arguments and might return ERR_PTR(), so we have to nullify pointer on that case, to do not break further call to clk_get_rate(). Reported-by: Felix Fietkau <nbd@nbd.name> Fixes: 34db70b92fae ("rt2x00: add copy of clk for soc devices") Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> </div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=33e962c8871f015f5c8978384553dddcf5b81b22'>Diffstat</a> (limited to 'sound/soc/sunxi/Kconfig')</div><table summary='diffstat' class='diffstat'>