diff options
Diffstat (limited to 'sound/pci/asihpi/hpi6205.c')
| -rw-r--r-- | sound/pci/asihpi/hpi6205.c | 43 |
1 files changed, 35 insertions, 8 deletions
diff --git a/sound/pci/asihpi/hpi6205.c b/sound/pci/asihpi/hpi6205.c index 4f28738..8d5abfa 100644 --- a/sound/pci/asihpi/hpi6205.c +++ b/sound/pci/asihpi/hpi6205.c @@ -1,7 +1,7 @@ /****************************************************************************** AudioScience HPI driver - Copyright (C) 1997-2011 AudioScience Inc. <support@audioscience.com> + Copyright (C) 1997-2014 AudioScience Inc. <support@audioscience.com> This program is free software; you can redistribute it and/or modify it under the terms of version 2 of the GNU General Public License as @@ -163,6 +163,9 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao, static void delete_adapter_obj(struct hpi_adapter_obj *pao); +static int adapter_irq_query_and_clear(struct hpi_adapter_obj *pao, + u32 message); + static void outstream_host_buffer_allocate(struct hpi_adapter_obj *pao, struct hpi_message *phm, struct hpi_response *phr); @@ -283,7 +286,6 @@ static void adapter_message(struct hpi_adapter_obj *pao, case HPI_ADAPTER_DELETE: adapter_delete(pao, phm, phr); break; - default: hw_message(pao, phm, phr); break; @@ -673,6 +675,12 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao, HPI_DEBUG_LOG(INFO, "bootload DSP OK\n"); + pao->irq_query_and_clear = adapter_irq_query_and_clear; + pao->instream_host_buffer_status = + phw->p_interface_buffer->instream_host_buffer_status; + pao->outstream_host_buffer_status = + phw->p_interface_buffer->outstream_host_buffer_status; + return hpi_add_adapter(pao); } @@ -713,6 +721,21 @@ static void delete_adapter_obj(struct hpi_adapter_obj *pao) /*****************************************************************************/ /* Adapter functions */ +static int adapter_irq_query_and_clear(struct hpi_adapter_obj *pao, + u32 message) +{ + struct hpi_hw_obj *phw = pao->priv; + u32 hsr = 0; + + hsr = ioread32(phw->prHSR); + if (hsr & C6205_HSR_INTSRC) { + /* reset the interrupt from the DSP */ + iowrite32(C6205_HSR_INTSRC, phw->prHSR); + return HPI_IRQ_MIXER; + } + + return HPI_IRQ_NONE; +} /*****************************************************************************/ /* OutStream Host buffer functions */ @@ -1331,17 +1354,21 @@ static u16 adapter_boot_load_dsp(struct hpi_adapter_obj *pao, if (boot_code_id[1] != 0) { /* DSP 1 is a C6713 */ /* CLKX0 <- '1' release the C6205 bootmode pulldowns */ - boot_loader_write_mem32(pao, 0, (0x018C0024L), 0x00002202); + boot_loader_write_mem32(pao, 0, 0x018C0024, 0x00002202); hpios_delay_micro_seconds(100); /* Reset the 6713 #1 - revB */ boot_loader_write_mem32(pao, 0, C6205_BAR0_TIMER1_CTL, 0); - - /* dummy read every 4 words for 6205 advisory 1.4.4 */ - boot_loader_read_mem32(pao, 0, 0); - + /* value of bit 3 is unknown after DSP reset, other bits shoudl be 0 */ + if (0 != (boot_loader_read_mem32(pao, 0, + (C6205_BAR0_TIMER1_CTL)) & ~8)) + return HPI6205_ERROR_6205_REG; hpios_delay_micro_seconds(100); + /* Release C6713 from reset - revB */ boot_loader_write_mem32(pao, 0, C6205_BAR0_TIMER1_CTL, 4); + if (4 != (boot_loader_read_mem32(pao, 0, + (C6205_BAR0_TIMER1_CTL)) & ~8)) + return HPI6205_ERROR_6205_REG; hpios_delay_micro_seconds(100); } @@ -2089,7 +2116,7 @@ static u16 message_response_sequence(struct hpi_adapter_obj *pao, return 0; } - /* Assume buffer of type struct bus_master_interface + /* Assume buffer of type struct bus_master_interface_62 is allocated "noncacheable" */ if (!wait_dsp_ack(phw, H620_HIF_IDLE, HPI6205_TIMEOUT)) { |
