From: Eliot Blennerhassett eblennerhassett@audioscience.com
Interrupt flag used for message handshake will be required for stream interrupts, so conditionally compiled code without HPI6205_NO_HSR_POLL defined can never be used; removing it.
Signed-off-by: Eliot Blennerhassett eblennerhassett@audioscience.com --- pci/asihpi/hpi6205.c | 101 -------------------------------------------------- pci/asihpi/hpi6205.h | 3 - 2 files changed, 0 insertions(+), 104 deletions(-)
diff --git a/pci/asihpi/hpi6205.c b/pci/asihpi/hpi6205.c index 5fe535b..cbf79a9 100644 --- a/pci/asihpi/hpi6205.c +++ b/pci/asihpi/hpi6205.c @@ -527,10 +527,6 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao, struct hpi_hw_obj *phw = pao->priv; struct bus_master_interface *interface; u32 phys_addr; -#ifndef HPI6205_NO_HSR_POLL - u32 time_out = HPI6205_TIMEOUT; - u32 temp1; -#endif int i; u16 err;
@@ -584,27 +580,6 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao,
interface = phw->p_interface_buffer;
-#ifndef HPI6205_NO_HSR_POLL - /* wait for first interrupt indicating the DSP init is done */ - time_out = HPI6205_TIMEOUT * 10; - temp1 = 0; - while (((temp1 & C6205_HSR_INTSRC) == 0) && --time_out) - temp1 = ioread32(phw->prHSR); - - if (temp1 & C6205_HSR_INTSRC) - HPI_DEBUG_LOG(INFO, - "Interrupt confirming DSP code running OK\n"); - else { - HPI_DEBUG_LOG(ERROR, - "Timed out waiting for interrupt " - "confirming DSP code running\n"); - return HPI6205_ERROR_6205_NO_IRQ; - } - - /* reset the interrupt */ - iowrite32(C6205_HSR_INTSRC, phw->prHSR); -#endif - /* make sure the DSP has started ok */ if (!wait_dsp_ack(phw, H620_HIF_RESET, HPI6205_TIMEOUT * 10)) { HPI_DEBUG_LOG(ERROR, "timed out waiting reset state \n"); @@ -1982,9 +1957,6 @@ static short hpi6205_transfer_data(struct hpi_adapter_obj *pao, u8 *p_data, struct hpi_hw_obj *phw = pao->priv; u32 data_transferred = 0; u16 err = 0; -#ifndef HPI6205_NO_HSR_POLL - u32 time_out; -#endif u32 temp2; struct bus_master_interface *interface = phw->p_interface_buffer;
@@ -2009,14 +1981,10 @@ static short hpi6205_transfer_data(struct hpi_adapter_obj *pao, u8 *p_data,
interface->transfer_size_in_bytes = this_copy;
-#ifdef HPI6205_NO_HSR_POLL /* DSP must change this back to nOperation */ interface->dsp_ack = H620_HIF_IDLE; -#endif - send_dsp_command(phw, operation);
-#ifdef HPI6205_NO_HSR_POLL temp2 = wait_dsp_ack(phw, operation, HPI6205_TIMEOUT); HPI_DEBUG_LOG(DEBUG, "spun %d times for data xfer of %d\n", HPI6205_TIMEOUT - temp2, this_copy); @@ -2029,40 +1997,6 @@ static short hpi6205_transfer_data(struct hpi_adapter_obj *pao, u8 *p_data,
break; } -#else - /* spin waiting on the result */ - time_out = HPI6205_TIMEOUT; - temp2 = 0; - while ((temp2 == 0) && time_out--) { - /* give 16k bus mastering transfer time to happen */ - /*(16k / 132Mbytes/s = 122usec) */ - hpios_delay_micro_seconds(20); - temp2 = ioread32(phw->prHSR); - temp2 &= C6205_HSR_INTSRC; - } - HPI_DEBUG_LOG(DEBUG, "spun %d times for data xfer of %d\n", - HPI6205_TIMEOUT - time_out, this_copy); - if (temp2 == C6205_HSR_INTSRC) { - HPI_DEBUG_LOG(VERBOSE, - "Interrupt from HIF <data> OK\n"); - /* - if(interface->dwDspAck != nOperation) { - HPI_DEBUG_LOG(DEBUG("interface->dwDspAck=%d, - expected %d \n", - interface->dwDspAck,nOperation); - } - */ - } -/* need to handle this differently... */ - else { - HPI_DEBUG_LOG(ERROR, - "Interrupt from HIF <data> BAD\n"); - err = HPI_ERROR_DSP_HARDWARE; - } - - /* reset the interrupt from the DSP */ - iowrite32(C6205_HSR_INTSRC, phw->prHSR); -#endif if (operation == H620_HIF_GET_DATA) memcpy(&p_data[data_transferred], (void *)&interface->u.b_data[0], this_copy); @@ -2119,9 +2053,6 @@ static unsigned int message_count; static u16 message_response_sequence(struct hpi_adapter_obj *pao, struct hpi_message *phm, struct hpi_response *phr) { -#ifndef HPI6205_NO_HSR_POLL - u32 temp2; -#endif u32 time_out, time_out2; struct hpi_hw_obj *phw = pao->priv; struct bus_master_interface *interface = phw->p_interface_buffer; @@ -2164,38 +2095,6 @@ static u16 message_response_sequence(struct hpi_adapter_obj *pao, /* spin waiting on HIF interrupt flag (end of msg process) */ time_out = HPI6205_TIMEOUT;
-#ifndef HPI6205_NO_HSR_POLL - temp2 = 0; - while ((temp2 == 0) && --time_out) { - temp2 = ioread32(phw->prHSR); - temp2 &= C6205_HSR_INTSRC; - hpios_delay_micro_seconds(1); - } - if (temp2 == C6205_HSR_INTSRC) { - rmb(); /* ensure we see latest value for dsp_ack */ - if ((interface->dsp_ack != H620_HIF_GET_RESP)) { - HPI_DEBUG_LOG(DEBUG, - "(%u)interface->dsp_ack(0x%x) != " - "H620_HIF_GET_RESP, t=%u\n", message_count, - interface->dsp_ack, - HPI6205_TIMEOUT - time_out); - } else { - HPI_DEBUG_LOG(VERBOSE, - "(%u)int with GET_RESP after %u\n", - message_count, HPI6205_TIMEOUT - time_out); - } - - } else { - /* can we do anything else in response to the error ? */ - HPI_DEBUG_LOG(ERROR, - "Interrupt from HIF module BAD (function %x)\n", - phm->function); - } - - /* reset the interrupt from the DSP */ - iowrite32(C6205_HSR_INTSRC, phw->prHSR); -#endif - /* read the result */ if (time_out) { if (interface->u.response_buffer.size <= phr->size) diff --git a/pci/asihpi/hpi6205.h b/pci/asihpi/hpi6205.h index e00edb0..df2f02c 100644 --- a/pci/asihpi/hpi6205.h +++ b/pci/asihpi/hpi6205.h @@ -25,9 +25,6 @@ Copyright AudioScience, Inc., 2003 #ifndef _HPI6205_H_ #define _HPI6205_H_
-/* transitional conditional compile shared between host and DSP */ -/* #define HPI6205_NO_HSR_POLL */ - #include "hpi_internal.h"
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