/**************************************************************************** Copyright Echo Digital Audio Corporation (c) 1998 - 2004 All rights reserved www.echoaudio.com This file is part of Echo Digital Audio's generic driver library. Echo Digital Audio's generic driver library is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. ************************************************************************* Translation from C++ and adaptation for use in ALSA-Driver were made by Giuliano Pochini ****************************************************************************/ static int read_dsp(struct echoaudio *chip, u32 *data); static int set_professional_spdif(struct echoaudio *chip, char prof); static int load_asic_generic(struct echoaudio *chip, u32 cmd, short asic); static int check_asic_status(struct echoaudio *chip); static int update_flags(struct echoaudio *chip); static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id) { int err; if (snd_BUG_ON((subdevice_id & 0xfff0) != LAYLA20)) return -ENODEV; if ((err = init_dsp_comm_page(chip))) { dev_err(chip->card->dev, "init_hw - could not initialize DSP comm page\n"); return err; } chip->device_id = device_id; chip->subdevice_id = subdevice_id; chip->bad_board = true; chip->has_midi = true; chip->dsp_code_to_load = FW_LAYLA20_DSP; chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL | ECHO_CLOCK_BIT_SPDIF | ECHO_CLOCK_BIT_WORD | ECHO_CLOCK_BIT_SUPER; chip->output_clock_types = ECHO_CLOCK_BIT_WORD | ECHO_CLOCK_BIT_SUPER; if ((err = load_firmware(chip)) < 0) return err; chip->bad_board = false; return err; } static int set_mixer_defaults(struct echoaudio *chip) { chip->professional_spdif = false; return init_line_levels(chip); } static u32 detect_input_clocks(const struct echoaudio *chip) { u32 clocks_from_dsp, clock_bits; /* Map the DSP clock detect bits to the generic driver clock detect bits */ clocks_from_dsp = le32_to_cpu(chip->comm_page->status_clocks); clock_bits = ECHO_CLOCK_BIT_INTERNAL; if (clocks_from_dsp & GLDM_CLOCK_DETECT_BIT_SPDIF) clock_bits |= ECHO_CLOCK_BIT_SPDIF; if (clocks_from_dsp & GLDM_CLOCK_DETECT_BIT_WORD) { if (clocks_from_dsp & GLDM_CLOCK_DETECT_BIT_SUPER) clock_bits |= ECHO_CLOCK_BIT_SUPER; else clock_bits |= ECHO_CLOCK_BIT_WORD; } return clock_bits; } /* ASIC status check - some cards have one or two ASICs that need to be loaded. Once that load is complete, this function is called to see if the load was successful. If this load fails, it does not necessarily mean that the hardware is defective - the external box may be disconnected or turned off. This routine sometimes fails for Layla20; for Layla20, the loop runs 5 times and succeeds if it wins on three of the loops. */ static int check_asic_status(struct echoaudio *chip) { u32 asic_status; int goodcnt, i; chip->asic_loaded = false; for (i = goodcnt = 0; i < 5; i++) { send_vector(chip, DSP_VC_TEST_ASIC); /* The DSP will return a value to indicate whether or not the ASIC is currently loaded */ if (read_dsp(chip, &asic_status) < 0) { dev_err(chip->card->dev, "check_asic_status: failed on read_dsp\n"); return -EIO; } if (asic_status == ASIC_ALREADY_LOADED) { if (++goodcnt == 3) { chip->asic_loaded = true; return 0; } } } return -EIO; } /* Layla20 has an ASIC in the external box */ static int load_asic(struct echoaudio *chip) { int err; if (chip->asic_loaded) return 0; err = load_asic_generic(chip, DSP_FNC_LOAD_LAYLA_ASIC, FW_LAYLA20_ASIC); if (err < 0) return err; /* Check if ASIC is alive and well. */ return check_asic_status(chip); } static int set_sample_rate(struct echoaudio *chip, u32 rate) { if (snd_BUG_ON(rate < 8000 || rate > 50000)) return -EINVAL; /* Only set the clock for internal mode. Do not return failure, simply treat it as a non-event. */ if (chip->input_clock != ECHO_CLOCK_INTERNAL) { dev_warn(chip->card->dev, "Cannot set sample rate - clock not set to CLK_CLOCKININTERNAL\n"); chip->comm_page->sample_rate = cpu_to_le32(rate); chip->sample_rate = rate; return 0; } if (wait_handshake(chip)) return -EIO; dev_dbg(chip->card->dev, "set_sample_rate(%d)\n", rate); chip->sample_rate = rate; chip->comm_page->sample_rate = cpu_to_le32(rate); clear_handshake(chip); return send_vector(chip, DSP_VC_SET_LAYLA_SAMPLE_RATE); } static int set_input_clock(struct echoaudio *chip, u16 clock_source) { u16 clock; u32 rate; rate = 0; switch (clock_source) { case ECHO_CLOCK_INTERNAL: rate = chip->sample_rate; clock = LAYLA20_CLOCK_INTERNAL; break; case ECHO_CLOCK_SPDIF: clock = LAYLA20_CLOCK_SPDIF; break; case ECHO_CLOCK_WORD: clock = LAYLA20_CLOCK_WORD; break; case ECHO_CLOCK_SUPER: clock = LAYLA20_CLOCK_SUPER; break; default: dev_err(chip->card->dev, "Input clock 0x%x not supported for Layla24\n", clock_source); return -EINVAL; } chip->input_clock = clock_source; chip->comm_page->input_clock = cpu_to_le16(clock); clear_handshake(chip); send_vector(chip, DSP_VC_UPDATE_CLOCKS); if (rate) set_sample_rate(chip, rate); return 0; } static int set_output_clock(struct echoaudio *chip, u16 clock) { switch (clock) { case ECHO_CLOCK_SUPER: clock = LAYLA20_OUTPUT_CLOCK_SUPER; break; case ECHO_CLOCK_WORD: clock = LAYLA20_OUTPUT_CLOCK_WORD; break; default: dev_err(chip->card->dev, "set_output_clock wrong clock\n"); return -EINVAL; } if (wait_handshake(chip)) return -EIO; chip->comm_page->output_clock = cpu_to_le16(clock); chip->output_clock = clock; clear_handshake(chip); return send_vector(chip, DSP_VC_UPDATE_CLOCKS); } /* Set input bus gain (one unit is 0.5dB !) */ static int set_input_gain(struct echoaudio *chip, u16 input, int gain) { if (snd_BUG_ON(input >= num_busses_in(chip))) return -EINVAL; if (wait_handshake(chip)) return -EIO; chip->input_gain[input] = gain; gain += GL20_INPUT_GAIN_MAGIC_NUMBER; chip->comm_page->line_in_level[input] = gain; return 0; } /* Tell the DSP to reread the flags from the comm page */ static int update_flags(struct echoaudio *chip) { if (wait_handshake(chip)) return -EIO; clear_handshake(chip); return send_vector(chip, DSP_VC_UPDATE_FLAGS); } static int set_professional_spdif(struct echoaudio *chip, char prof) { if (prof) chip->comm_page->flags |= cpu_to_le32(DSP_FLAG_PROFESSIONAL_SPDIF); else chip->comm_page->flags &= ~cpu_to_le32(DSP_FLAG_PROFESSIONAL_SPDIF); chip->professional_spdif = prof; return update_flags(chip); } patches I have. I currently have none held in reserve, so unless something new comes in, this is it until the next merge window opens. Summary: - series of iw_cxgb4 fixes to make it work with the drain cq API - one or two patches each to: srp, iser, cxgb3, vmw_pvrdma, umem, rxe, and ipoib - one big series (13 patches) for the new qedr driver" * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma: (27 commits) RDMA/cma: Fix unknown symbol when CONFIG_IPV6 is not enabled IB/rxe: Prevent from completer to operate on non valid QP IB/rxe: Fix rxe dev insertion to rxe_dev_list IB/umem: Release pid in error and ODP flow RDMA/qedr: Dispatch port active event from qedr_add RDMA/qedr: Fix and simplify memory leak in PD alloc RDMA/qedr: Fix RDMA CM loopback RDMA/qedr: Fix formatting RDMA/qedr: Mark three functions as static RDMA/qedr: Don't reset QP when queues aren't flushed RDMA/qedr: Don't spam dmesg if QP is in error state RDMA/qedr: Remove CQ spinlock from CM completion handlers RDMA/qedr: Return max inline data in QP query result RDMA/qedr: Return success when not changing QP state RDMA/qedr: Add uapi header qedr-abi.h RDMA/qedr: Fix MTU returned from QP query RDMA/core: Add the function ib_mtu_int_to_enum IB/vmw_pvrdma: Fix incorrect cleanup on pvrdma_pci_probe error path IB/vmw_pvrdma: Don't leak info from alloc_ucontext IB/cxgb3: fix misspelling in header guard ...
Diffstat (limited to 'tools/testing/selftests/ipc/config')