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Diffstat (limited to 'sound/pci/asihpi/hpi6205.c')
-rw-r--r--sound/pci/asihpi/hpi6205.c603
1 files changed, 250 insertions, 353 deletions
diff --git a/sound/pci/asihpi/hpi6205.c b/sound/pci/asihpi/hpi6205.c
index 2672f6591ceb..620525bdac59 100644
--- a/sound/pci/asihpi/hpi6205.c
+++ b/sound/pci/asihpi/hpi6205.c
@@ -38,27 +38,26 @@
/*****************************************************************************/
/* HPI6205 specific error codes */
-#define HPI6205_ERROR_BASE 1000
-/*#define HPI6205_ERROR_MEM_ALLOC 1001 */
+#define HPI6205_ERROR_BASE 1000 /* not actually used anywhere */
+
+/* operational/messaging errors */
+#define HPI6205_ERROR_MSG_RESP_IDLE_TIMEOUT 1015
+#define HPI6205_ERROR_MSG_RESP_TIMEOUT 1016
+
+/* initialization/bootload errors */
#define HPI6205_ERROR_6205_NO_IRQ 1002
#define HPI6205_ERROR_6205_INIT_FAILED 1003
-/*#define HPI6205_ERROR_MISSING_DSPCODE 1004 */
-#define HPI6205_ERROR_UNKNOWN_PCI_DEVICE 1005
#define HPI6205_ERROR_6205_REG 1006
#define HPI6205_ERROR_6205_DSPPAGE 1007
-#define HPI6205_ERROR_BAD_DSPINDEX 1008
#define HPI6205_ERROR_C6713_HPIC 1009
#define HPI6205_ERROR_C6713_HPIA 1010
#define HPI6205_ERROR_C6713_PLL 1011
#define HPI6205_ERROR_DSP_INTMEM 1012
#define HPI6205_ERROR_DSP_EXTMEM 1013
#define HPI6205_ERROR_DSP_PLD 1014
-#define HPI6205_ERROR_MSG_RESP_IDLE_TIMEOUT 1015
-#define HPI6205_ERROR_MSG_RESP_TIMEOUT 1016
#define HPI6205_ERROR_6205_EEPROM 1017
#define HPI6205_ERROR_DSP_EMIF 1018
-#define hpi6205_error(dsp_index, err) (err)
/*****************************************************************************/
/* for C6205 PCI i/f */
/* Host Status Register (HSR) bitfields */
@@ -128,9 +127,6 @@ struct hpi_hw_obj {
u32 outstream_host_buffer_size[HPI_MAX_STREAMS];
struct consistent_dma_area h_control_cache;
- struct consistent_dma_area h_async_event_buffer;
-/* struct hpi_control_cache_single *pControlCache; */
- struct hpi_async_event *p_async_event_buffer;
struct hpi_control_cache *p_cache;
};
@@ -208,8 +204,8 @@ static void instream_start(struct hpi_adapter_obj *pao,
static u32 boot_loader_read_mem32(struct hpi_adapter_obj *pao, int dsp_index,
u32 address);
-static u16 boot_loader_write_mem32(struct hpi_adapter_obj *pao, int dsp_index,
- u32 address, u32 data);
+static void boot_loader_write_mem32(struct hpi_adapter_obj *pao,
+ int dsp_index, u32 address, u32 data);
static u16 boot_loader_config_emif(struct hpi_adapter_obj *pao,
int dsp_index);
@@ -229,17 +225,7 @@ static u16 boot_loader_test_pld(struct hpi_adapter_obj *pao, int dsp_index);
static void subsys_message(struct hpi_message *phm, struct hpi_response *phr)
{
-
switch (phm->function) {
- case HPI_SUBSYS_OPEN:
- case HPI_SUBSYS_CLOSE:
- case HPI_SUBSYS_GET_INFO:
- case HPI_SUBSYS_DRIVER_UNLOAD:
- case HPI_SUBSYS_DRIVER_LOAD:
- case HPI_SUBSYS_FIND_ADAPTERS:
- /* messages that should not get here */
- phr->error = HPI_ERROR_UNIMPLEMENTED;
- break;
case HPI_SUBSYS_CREATE_ADAPTER:
subsys_create_adapter(phm, phr);
break;
@@ -257,15 +243,22 @@ static void control_message(struct hpi_adapter_obj *pao,
{
struct hpi_hw_obj *phw = pao->priv;
+ u16 pending_cache_error = 0;
switch (phm->function) {
case HPI_CONTROL_GET_STATE:
if (pao->has_control_cache) {
- rmb(); /* make sure we see updates DM_aed from DSP */
- if (hpi_check_control_cache(phw->p_cache, phm, phr))
+ rmb(); /* make sure we see updates DMAed from DSP */
+ if (hpi_check_control_cache(phw->p_cache, phm, phr)) {
break;
+ } else if (phm->u.c.attribute == HPI_METER_PEAK) {
+ pending_cache_error =
+ HPI_ERROR_CONTROL_CACHING;
+ }
}
hw_message(pao, phm, phr);
+ if (pending_cache_error && !phr->error)
+ phr->error = pending_cache_error;
break;
case HPI_CONTROL_GET_INFO:
hw_message(pao, phm, phr);
@@ -273,7 +266,8 @@ static void control_message(struct hpi_adapter_obj *pao,
case HPI_CONTROL_SET_STATE:
hw_message(pao, phm, phr);
if (pao->has_control_cache)
- hpi_sync_control_cache(phw->p_cache, phm, phr);
+ hpi_cmn_control_cache_sync_to_msg(phw->p_cache, phm,
+ phr);
break;
default:
phr->error = HPI_ERROR_INVALID_FUNC;
@@ -296,9 +290,9 @@ static void outstream_message(struct hpi_adapter_obj *pao,
{
if (phm->obj_index >= HPI_MAX_STREAMS) {
- phr->error = HPI_ERROR_INVALID_STREAM;
+ phr->error = HPI_ERROR_INVALID_OBJ_INDEX;
HPI_DEBUG_LOG(WARNING,
- "message referencing invalid stream %d "
+ "Message referencing invalid stream %d "
"on adapter index %d\n", phm->obj_index,
phm->adapter_index);
return;
@@ -340,9 +334,9 @@ static void instream_message(struct hpi_adapter_obj *pao,
{
if (phm->obj_index >= HPI_MAX_STREAMS) {
- phr->error = HPI_ERROR_INVALID_STREAM;
+ phr->error = HPI_ERROR_INVALID_OBJ_INDEX;
HPI_DEBUG_LOG(WARNING,
- "message referencing invalid stream %d "
+ "Message referencing invalid stream %d "
"on adapter index %d\n", phm->obj_index,
phm->adapter_index);
return;
@@ -385,8 +379,8 @@ void HPI_6205(struct hpi_message *phm, struct hpi_response *phr)
* All other messages are ignored unless the adapter index matches
* an adapter in the HPI
*/
- HPI_DEBUG_LOG(DEBUG, "HPI obj=%d, func=%d\n", phm->object,
- phm->function);
+ /* HPI_DEBUG_LOG(DEBUG, "HPI Obj=%d, Func=%d\n", phm->wObject,
+ phm->wFunction); */
/* if Dsp has crashed then do not communicate with it any more */
if (phm->object != HPI_OBJ_SUBSYSTEM) {
@@ -411,8 +405,7 @@ void HPI_6205(struct hpi_message *phm, struct hpi_response *phr)
/* Init default response */
if (phm->function != HPI_SUBSYS_CREATE_ADAPTER)
- hpi_init_response(phr, phm->object, phm->function,
- HPI_ERROR_PROCESSING_MESSAGE);
+ phr->error = HPI_ERROR_PROCESSING_MESSAGE;
HPI_DEBUG_LOG(VERBOSE, "start of switch\n");
switch (phm->type) {
@@ -423,9 +416,6 @@ void HPI_6205(struct hpi_message *phm, struct hpi_response *phr)
break;
case HPI_OBJ_ADAPTER:
- phr->size =
- sizeof(struct hpi_response_header) +
- sizeof(struct hpi_adapter_res);
adapter_message(pao, phm, phr);
break;
@@ -474,14 +464,6 @@ static void subsys_create_adapter(struct hpi_message *phm,
memset(&ao, 0, sizeof(ao));
- /* this HPI only creates adapters for TI/PCI devices */
- if (phm->u.s.resource.bus_type != HPI_BUS_PCI)
- return;
- if (phm->u.s.resource.r.pci->vendor_id != HPI_PCI_VENDOR_ID_TI)
- return;
- if (phm->u.s.resource.r.pci->device_id != HPI_PCI_DEV_ID_DSP6205)
- return;
-
ao.priv = kzalloc(sizeof(struct hpi_hw_obj), GFP_KERNEL);
if (!ao.priv) {
HPI_DEBUG_LOG(ERROR, "cant get mem for adapter object\n");
@@ -491,18 +473,20 @@ static void subsys_create_adapter(struct hpi_message *phm,
ao.pci = *phm->u.s.resource.r.pci;
err = create_adapter_obj(&ao, &os_error_code);
- if (!err)
- err = hpi_add_adapter(&ao);
if (err) {
- phr->u.s.data = os_error_code;
delete_adapter_obj(&ao);
- phr->error = err;
+ if (err >= HPI_ERROR_BACKEND_BASE) {
+ phr->error = HPI_ERROR_DSP_BOOTLOAD;
+ phr->specific_error = err;
+ } else {
+ phr->error = err;
+ }
+ phr->u.s.data = os_error_code;
return;
}
- phr->u.s.aw_adapter_list[ao.index] = ao.adapter_type;
+ phr->u.s.adapter_type = ao.adapter_type;
phr->u.s.adapter_index = ao.index;
- phr->u.s.num_adapters++;
phr->error = 0;
}
@@ -513,7 +497,7 @@ static void subsys_delete_adapter(struct hpi_message *phm,
struct hpi_adapter_obj *pao;
struct hpi_hw_obj *phw;
- pao = hpi_find_adapter(phm->adapter_index);
+ pao = hpi_find_adapter(phm->obj_index);
if (!pao) {
phr->error = HPI_ERROR_INVALID_OBJ_INDEX;
return;
@@ -526,6 +510,7 @@ static void subsys_delete_adapter(struct hpi_message *phm,
iowrite32(C6205_HDCR_WARMRESET, phw->prHDCR);
delete_adapter_obj(pao);
+ hpi_delete_adapter(pao);
phr->error = 0;
}
@@ -538,10 +523,6 @@ 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;
@@ -566,7 +547,7 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao,
if (hpios_locked_mem_alloc(&phw->h_locked_mem,
sizeof(struct bus_master_interface),
- pao->pci.p_os_data))
+ pao->pci.pci_dev))
phw->p_interface_buffer = NULL;
else if (hpios_locked_mem_get_virt_addr(&phw->h_locked_mem,
(void *)&phw->p_interface_buffer))
@@ -591,49 +572,29 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao,
/* allow boot load even if mem alloc wont work */
if (!phw->p_interface_buffer)
- return hpi6205_error(0, HPI_ERROR_MEMORY_ALLOC);
+ return HPI_ERROR_MEMORY_ALLOC;
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(0, 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");
- return hpi6205_error(0, HPI6205_ERROR_6205_INIT_FAILED);
+ return HPI6205_ERROR_6205_INIT_FAILED;
}
/* Note that *pao, *phw are zeroed after allocation,
* so pointers and flags are NULL by default.
* Allocate bus mastering control cache buffer and tell the DSP about it
*/
if (interface->control_cache.number_of_controls) {
- void *p_control_cache_virtual;
+ u8 *p_control_cache_virtual;
err = hpios_locked_mem_alloc(&phw->h_control_cache,
interface->control_cache.size_in_bytes,
- pao->pci.p_os_data);
+ pao->pci.pci_dev);
if (!err)
err = hpios_locked_mem_get_virt_addr(&phw->
- h_control_cache, &p_control_cache_virtual);
+ h_control_cache,
+ (void *)&p_control_cache_virtual);
if (!err) {
memset(p_control_cache_virtual, 0,
interface->control_cache.size_in_bytes);
@@ -642,7 +603,6 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao,
hpi_alloc_control_cache(interface->
control_cache.number_of_controls,
interface->control_cache.size_in_bytes,
- (struct hpi_control_cache_info *)
p_control_cache_virtual);
if (!phw->p_cache)
err = HPI_ERROR_MEMORY_ALLOC;
@@ -662,78 +622,56 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao,
pao->has_control_cache = 0;
}
}
- /* allocate bus mastering async buffer and tell the DSP about it */
- if (interface->async_buffer.b.size) {
- err = hpios_locked_mem_alloc(&phw->h_async_event_buffer,
- interface->async_buffer.b.size *
- sizeof(struct hpi_async_event), pao->pci.p_os_data);
- if (!err)
- err = hpios_locked_mem_get_virt_addr
- (&phw->h_async_event_buffer, (void *)
- &phw->p_async_event_buffer);
- if (!err)
- memset((void *)phw->p_async_event_buffer, 0,
- interface->async_buffer.b.size *
- sizeof(struct hpi_async_event));
- if (!err) {
- err = hpios_locked_mem_get_phys_addr
- (&phw->h_async_event_buffer, &phys_addr);
- interface->async_buffer.physical_address32 =
- phys_addr;
- }
- if (err) {
- if (hpios_locked_mem_valid(&phw->
- h_async_event_buffer)) {
- hpios_locked_mem_free
- (&phw->h_async_event_buffer);
- phw->p_async_event_buffer = NULL;
- }
- }
- }
send_dsp_command(phw, H620_HIF_IDLE);
{
- struct hpi_message hM;
- struct hpi_response hR;
+ struct hpi_message hm;
+ struct hpi_response hr;
u32 max_streams;
HPI_DEBUG_LOG(VERBOSE, "init ADAPTER_GET_INFO\n");
- memset(&hM, 0, sizeof(hM));
- hM.type = HPI_TYPE_MESSAGE;
- hM.size = sizeof(hM);
- hM.object = HPI_OBJ_ADAPTER;
- hM.function = HPI_ADAPTER_GET_INFO;
- hM.adapter_index = 0;
- memset(&hR, 0, sizeof(hR));
- hR.size = sizeof(hR);
-
- err = message_response_sequence(pao, &hM, &hR);
+ memset(&hm, 0, sizeof(hm));
+ hm.type = HPI_TYPE_MESSAGE;
+ hm.size = sizeof(hm);
+ hm.object = HPI_OBJ_ADAPTER;
+ hm.function = HPI_ADAPTER_GET_INFO;
+ hm.adapter_index = 0;
+ memset(&hr, 0, sizeof(hr));
+ hr.size = sizeof(hr);
+
+ err = message_response_sequence(pao, &hm, &hr);
if (err) {
HPI_DEBUG_LOG(ERROR, "message transport error %d\n",
err);
return err;
}
- if (hR.error)
- return hR.error;
+ if (hr.error)
+ return hr.error;
- pao->adapter_type = hR.u.a.adapter_type;
- pao->index = hR.u.a.adapter_index;
+ pao->adapter_type = hr.u.ax.info.adapter_type;
+ pao->index = hr.u.ax.info.adapter_index;
- max_streams = hR.u.a.num_outstreams + hR.u.a.num_instreams;
+ max_streams =
+ hr.u.ax.info.num_outstreams +
+ hr.u.ax.info.num_instreams;
hpios_locked_mem_prepare((max_streams * 6) / 10, max_streams,
- 65536, pao->pci.p_os_data);
+ 65536, pao->pci.pci_dev);
HPI_DEBUG_LOG(VERBOSE,
"got adapter info type %x index %d serial %d\n",
- hR.u.a.adapter_type, hR.u.a.adapter_index,
- hR.u.a.serial_number);
+ hr.u.ax.info.adapter_type, hr.u.ax.info.adapter_index,
+ hr.u.ax.info.serial_number);
}
pao->open = 0; /* upon creation the adapter is closed */
+ if (phw->p_cache)
+ phw->p_cache->adap_idx = pao->index;
+
HPI_DEBUG_LOG(INFO, "bootload DSP OK\n");
- return 0;
+
+ return hpi_add_adapter(pao);
}
/** Free memory areas allocated by adapter
@@ -747,11 +685,6 @@ static void delete_adapter_obj(struct hpi_adapter_obj *pao)
phw = pao->priv;
- if (hpios_locked_mem_valid(&phw->h_async_event_buffer)) {
- hpios_locked_mem_free(&phw->h_async_event_buffer);
- phw->p_async_event_buffer = NULL;
- }
-
if (hpios_locked_mem_valid(&phw->h_control_cache)) {
hpios_locked_mem_free(&phw->h_control_cache);
hpi_free_control_cache(phw->p_cache);
@@ -776,13 +709,15 @@ static void delete_adapter_obj(struct hpi_adapter_obj *pao)
phw->outstream_host_buffer_size[i] = 0;
}
- hpios_locked_mem_unprepare(pao->pci.p_os_data);
+ hpios_locked_mem_unprepare(pao->pci.pci_dev);
- hpi_delete_adapter(pao);
kfree(phw);
}
/*****************************************************************************/
+/* Adapter functions */
+
+/*****************************************************************************/
/* OutStream Host buffer functions */
/** Allocate or attach buffer for busmastering
@@ -824,7 +759,7 @@ static void outstream_host_buffer_allocate(struct hpi_adapter_obj *pao,
err = hpios_locked_mem_alloc(&phw->outstream_host_buffers
[phm->obj_index], phm->u.d.u.buffer.buffer_size,
- pao->pci.p_os_data);
+ pao->pci.pci_dev);
if (err) {
phr->error = HPI_ERROR_INVALID_DATASIZE;
@@ -861,7 +796,7 @@ static void outstream_host_buffer_allocate(struct hpi_adapter_obj *pao,
if (phm->u.d.u.buffer.buffer_size & (phm->u.d.u.buffer.
buffer_size - 1)) {
HPI_DEBUG_LOG(ERROR,
- "buffer size must be 2^N not %d\n",
+ "Buffer size must be 2^N not %d\n",
phm->u.d.u.buffer.buffer_size);
phr->error = HPI_ERROR_INVALID_DATASIZE;
return;
@@ -875,6 +810,7 @@ static void outstream_host_buffer_allocate(struct hpi_adapter_obj *pao,
status->dSP_index = 0;
status->host_index = status->dSP_index;
status->size_in_bytes = phm->u.d.u.buffer.buffer_size;
+ status->auxiliary_data_available = 0;
hw_message(pao, phm, phr);
@@ -966,51 +902,6 @@ static void outstream_write(struct hpi_adapter_obj *pao,
hpi_init_response(phr, phm->object, phm->function, 0);
status = &interface->outstream_host_buffer_status[phm->obj_index];
- if (phw->flag_outstream_just_reset[phm->obj_index]) {
- /* First OutStremWrite() call following reset will write data to the
- adapter's buffers, reducing delay before stream can start. The DSP
- takes care of setting the stream data format using format information
- embedded in phm.
- */
- int partial_write = 0;
- unsigned int original_size = 0;
-
- phw->flag_outstream_just_reset[phm->obj_index] = 0;
-
- /* Send the first buffer to the DSP the old way. */
- /* Limit size of first transfer - */
- /* expect that this will not usually be triggered. */
- if (phm->u.d.u.data.data_size > HPI6205_SIZEOF_DATA) {
- partial_write = 1;
- original_size = phm->u.d.u.data.data_size;
- phm->u.d.u.data.data_size = HPI6205_SIZEOF_DATA;
- }
- /* write it */
- phm->function = HPI_OSTREAM_WRITE;
- hw_message(pao, phm, phr);
-
- if (phr->error)
- return;
-
- /* update status information that the DSP would typically
- * update (and will update next time the DSP
- * buffer update task reads data from the host BBM buffer)
- */
- status->auxiliary_data_available = phm->u.d.u.data.data_size;
- status->host_index += phm->u.d.u.data.data_size;
- status->dSP_index += phm->u.d.u.data.data_size;
-
- /* if we did a full write, we can return from here. */
- if (!partial_write)
- return;
-
- /* tweak buffer parameters and let the rest of the */
- /* buffer land in internal BBM buffer */
- phm->u.d.u.data.data_size =
- original_size - HPI6205_SIZEOF_DATA;
- phm->u.d.u.data.pb_data += HPI6205_SIZEOF_DATA;
- }
-
space_available = outstream_get_space_available(status);
if (space_available < phm->u.d.u.data.data_size) {
phr->error = HPI_ERROR_INVALID_DATASIZE;
@@ -1047,6 +938,24 @@ static void outstream_write(struct hpi_adapter_obj *pao,
memcpy(p_bbm_data, p_app_data + l_first_write,
phm->u.d.u.data.data_size - l_first_write);
}
+
+ /*
+ * This version relies on the DSP code triggering an OStream buffer
+ * update immediately following a SET_FORMAT call. The host has
+ * already written data into the BBM buffer, but the DSP won't know
+ * about it until dwHostIndex is adjusted.
+ */
+ if (phw->flag_outstream_just_reset[phm->obj_index]) {
+ /* Format can only change after reset. Must tell DSP. */
+ u16 function = phm->function;
+ phw->flag_outstream_just_reset[phm->obj_index] = 0;
+ phm->function = HPI_OSTREAM_SET_FORMAT;
+ hw_message(pao, phm, phr); /* send the format to the DSP */
+ phm->function = function;
+ if (phr->error)
+ return;
+ }
+
status->host_index += phm->u.d.u.data.data_size;
}
@@ -1132,7 +1041,7 @@ static void instream_host_buffer_allocate(struct hpi_adapter_obj *pao,
err = hpios_locked_mem_alloc(&phw->instream_host_buffers[phm->
obj_index], phm->u.d.u.buffer.buffer_size,
- pao->pci.p_os_data);
+ pao->pci.pci_dev);
if (err) {
phr->error = HPI_ERROR_INVALID_DATASIZE;
@@ -1163,7 +1072,7 @@ static void instream_host_buffer_allocate(struct hpi_adapter_obj *pao,
if (phm->u.d.u.buffer.buffer_size & (phm->u.d.u.buffer.
buffer_size - 1)) {
HPI_DEBUG_LOG(ERROR,
- "buffer size must be 2^N not %d\n",
+ "Buffer size must be 2^N not %d\n",
phm->u.d.u.buffer.buffer_size);
phr->error = HPI_ERROR_INVALID_DATASIZE;
return;
@@ -1178,8 +1087,10 @@ static void instream_host_buffer_allocate(struct hpi_adapter_obj *pao,
status->dSP_index = 0;
status->host_index = status->dSP_index;
status->size_in_bytes = phm->u.d.u.buffer.buffer_size;
+ status->auxiliary_data_available = 0;
hw_message(pao, phm, phr);
+
if (phr->error
&& hpios_locked_mem_valid(&phw->
instream_host_buffers[phm->obj_index])) {
@@ -1344,33 +1255,36 @@ static u16 adapter_boot_load_dsp(struct hpi_adapter_obj *pao,
struct hpi_hw_obj *phw = pao->priv;
struct dsp_code dsp_code;
u16 boot_code_id[HPI6205_MAX_FILES_TO_LOAD];
- u16 firmware_id = pao->pci.subsys_device_id;
u32 temp;
int dsp = 0, i = 0;
u16 err = 0;
boot_code_id[0] = HPI_ADAPTER_ASI(0x6205);
- /* special cases where firmware_id != subsys ID */
- switch (firmware_id) {
+ boot_code_id[1] = pao->pci.pci_dev->subsystem_device;
+ boot_code_id[1] = HPI_ADAPTER_FAMILY_ASI(boot_code_id[1]);
+
+ /* fix up cases where bootcode id[1] != subsys id */
+ switch (boot_code_id[1]) {
case HPI_ADAPTER_FAMILY_ASI(0x5000):
- boot_code_id[0] = firmware_id;
- firmware_id = 0;
+ boot_code_id[0] = boot_code_id[1];
+ boot_code_id[1] = 0;
break;
case HPI_ADAPTER_FAMILY_ASI(0x5300):
case HPI_ADAPTER_FAMILY_ASI(0x5400):
case HPI_ADAPTER_FAMILY_ASI(0x6300):
- firmware_id = HPI_ADAPTER_FAMILY_ASI(0x6400);
+ boot_code_id[1] = HPI_ADAPTER_FAMILY_ASI(0x6400);
break;
case HPI_ADAPTER_FAMILY_ASI(0x5600):
case HPI_ADAPTER_FAMILY_ASI(0x6500):
- firmware_id = HPI_ADAPTER_FAMILY_ASI(0x6600);
+ boot_code_id[1] = HPI_ADAPTER_FAMILY_ASI(0x6600);
break;
case HPI_ADAPTER_FAMILY_ASI(0x8800):
- firmware_id = HPI_ADAPTER_FAMILY_ASI(0x8900);
+ boot_code_id[1] = HPI_ADAPTER_FAMILY_ASI(0x8900);
+ break;
+ default:
break;
}
- boot_code_id[1] = firmware_id;
/* reset DSP by writing a 1 to the WARMRESET bit */
temp = C6205_HDCR_WARMRESET;
@@ -1381,7 +1295,7 @@ static u16 adapter_boot_load_dsp(struct hpi_adapter_obj *pao,
temp = ioread32(phw->prHSR);
if ((temp & (C6205_HSR_CFGERR | C6205_HSR_EEREAD)) !=
C6205_HSR_EEREAD)
- return hpi6205_error(0, HPI6205_ERROR_6205_EEPROM);
+ return HPI6205_ERROR_6205_EEPROM;
temp |= 0x04;
/* disable PINTA interrupt */
iowrite32(temp, phw->prHSR);
@@ -1389,27 +1303,27 @@ static u16 adapter_boot_load_dsp(struct hpi_adapter_obj *pao,
/* check control register reports PCI boot mode */
temp = ioread32(phw->prHDCR);
if (!(temp & C6205_HDCR_PCIBOOT))
- return hpi6205_error(0, HPI6205_ERROR_6205_REG);
+ return HPI6205_ERROR_6205_REG;
- /* try writing a couple of numbers to the DSP page register */
+ /* try writing a few numbers to the DSP page register */
/* and reading them back. */
- temp = 1;
+ temp = 3;
iowrite32(temp, phw->prDSPP);
if ((temp | C6205_DSPP_MAP1) != ioread32(phw->prDSPP))
- return hpi6205_error(0, HPI6205_ERROR_6205_DSPPAGE);
+ return HPI6205_ERROR_6205_DSPPAGE;
temp = 2;
iowrite32(temp, phw->prDSPP);
if ((temp | C6205_DSPP_MAP1) != ioread32(phw->prDSPP))
- return hpi6205_error(0, HPI6205_ERROR_6205_DSPPAGE);
- temp = 3;
+ return HPI6205_ERROR_6205_DSPPAGE;
+ temp = 1;
iowrite32(temp, phw->prDSPP);
if ((temp | C6205_DSPP_MAP1) != ioread32(phw->prDSPP))
- return hpi6205_error(0, HPI6205_ERROR_6205_DSPPAGE);
+ return HPI6205_ERROR_6205_DSPPAGE;
/* reset DSP page to the correct number */
temp = 0;
iowrite32(temp, phw->prDSPP);
if ((temp | C6205_DSPP_MAP1) != ioread32(phw->prDSPP))
- return hpi6205_error(0, HPI6205_ERROR_6205_DSPPAGE);
+ return HPI6205_ERROR_6205_DSPPAGE;
phw->dsp_page = 0;
/* release 6713 from reset before 6205 is bootloaded.
@@ -1455,7 +1369,7 @@ static u16 adapter_boot_load_dsp(struct hpi_adapter_obj *pao,
return err;
/* write the DSP code down into the DSPs memory */
- dsp_code.ps_dev = pao->pci.p_os_data;
+ dsp_code.ps_dev = pao->pci.pci_dev;
err = hpi_dsp_code_open(boot_code_id[dsp], &dsp_code,
pos_error_code);
if (err)
@@ -1484,10 +1398,8 @@ static u16 adapter_boot_load_dsp(struct hpi_adapter_obj *pao,
if (err)
break;
for (i = 0; i < (int)length; i++) {
- err = boot_loader_write_mem32(pao, dsp,
- address, *pcode);
- if (err)
- break;
+ boot_loader_write_mem32(pao, dsp, address,
+ *pcode);
/* dummy read every 4 words */
/* for 6205 advisory 1.4.4 */
if (i % 4 == 0)
@@ -1561,7 +1473,7 @@ static u16 adapter_boot_load_dsp(struct hpi_adapter_obj *pao,
host_mailbox_address_on_dsp = 0x80000000;
while ((physicalPC_iaddress != physicalPC_iaddress_verify)
&& time_out--) {
- err = boot_loader_write_mem32(pao, 0,
+ boot_loader_write_mem32(pao, 0,
host_mailbox_address_on_dsp,
physicalPC_iaddress);
physicalPC_iaddress_verify =
@@ -1631,11 +1543,10 @@ static u32 boot_loader_read_mem32(struct hpi_adapter_obj *pao, int dsp_index,
return data;
}
-static u16 boot_loader_write_mem32(struct hpi_adapter_obj *pao, int dsp_index,
- u32 address, u32 data)
+static void boot_loader_write_mem32(struct hpi_adapter_obj *pao,
+ int dsp_index, u32 address, u32 data)
{
struct hpi_hw_obj *phw = pao->priv;
- u16 err = 0;
__iomem u32 *p_data;
/* u32 dwVerifyData=0; */
@@ -1675,15 +1586,11 @@ static u16 boot_loader_write_mem32(struct hpi_adapter_obj *pao, int dsp_index,
/* dummy read every 4 words for 6205 advisory 1.4.4 */
boot_loader_read_mem32(pao, 0, 0);
- } else
- err = hpi6205_error(dsp_index, HPI6205_ERROR_BAD_DSPINDEX);
- return err;
+ }
}
static u16 boot_loader_config_emif(struct hpi_adapter_obj *pao, int dsp_index)
{
- u16 err = 0;
-
if (dsp_index == 0) {
u32 setting;
@@ -1711,8 +1618,7 @@ static u16 boot_loader_config_emif(struct hpi_adapter_obj *pao, int dsp_index)
boot_loader_write_mem32(pao, dsp_index, 0x01800008, setting);
if (setting != boot_loader_read_mem32(pao, dsp_index,
0x01800008))
- return hpi6205_error(dsp_index,
- HPI6205_ERROR_DSP_EMIF);
+ return HPI6205_ERROR_DSP_EMIF;
/* EMIF CE1 setup - 32 bit async. This is 6713 #1 HPI, */
/* which occupies D15..0. 6713 starts at 27MHz, so need */
@@ -1725,8 +1631,7 @@ static u16 boot_loader_config_emif(struct hpi_adapter_obj *pao, int dsp_index)
boot_loader_write_mem32(pao, dsp_index, 0x01800004, setting);
if (setting != boot_loader_read_mem32(pao, dsp_index,
0x01800004))
- return hpi6205_error(dsp_index,
- HPI6205_ERROR_DSP_EMIF);
+ return HPI6205_ERROR_DSP_EMIF;
/* EMIF CE2 setup - 32 bit async. This is 6713 #2 HPI, */
/* which occupies D15..0. 6713 starts at 27MHz, so need */
@@ -1738,8 +1643,7 @@ static u16 boot_loader_config_emif(struct hpi_adapter_obj *pao, int dsp_index)
boot_loader_write_mem32(pao, dsp_index, 0x01800010, setting);
if (setting != boot_loader_read_mem32(pao, dsp_index,
0x01800010))
- return hpi6205_error(dsp_index,
- HPI6205_ERROR_DSP_EMIF);
+ return HPI6205_ERROR_DSP_EMIF;
/* EMIF CE3 setup - 32 bit async. */
/* This is the PLD on the ASI5000 cards only */
@@ -1750,8 +1654,7 @@ static u16 boot_loader_config_emif(struct hpi_adapter_obj *pao, int dsp_index)
boot_loader_write_mem32(pao, dsp_index, 0x01800014, setting);
if (setting != boot_loader_read_mem32(pao, dsp_index,
0x01800014))
- return hpi6205_error(dsp_index,
- HPI6205_ERROR_DSP_EMIF);
+ return HPI6205_ERROR_DSP_EMIF;
/* set EMIF SDRAM control for 2Mx32 SDRAM (512x32x4 bank) */
/* need to use this else DSP code crashes? */
@@ -1775,12 +1678,9 @@ static u16 boot_loader_config_emif(struct hpi_adapter_obj *pao, int dsp_index)
read_data =
0xFFF7 & boot_loader_read_mem32(pao, 0, HPICL_ADDR);
if (write_data != read_data) {
- err = hpi6205_error(dsp_index,
- HPI6205_ERROR_C6713_HPIC);
HPI_DEBUG_LOG(ERROR, "HPICL %x %x\n", write_data,
read_data);
-
- return err;
+ return HPI6205_ERROR_C6713_HPIC;
}
/* HPIA - walking ones test */
write_data = 1;
@@ -1798,11 +1698,9 @@ static u16 boot_loader_config_emif(struct hpi_adapter_obj *pao, int dsp_index)
HPIAH_ADDR))
<< 16);
if (read_data != write_data) {
- err = hpi6205_error(dsp_index,
- HPI6205_ERROR_C6713_HPIA);
HPI_DEBUG_LOG(ERROR, "HPIA %x %x\n",
write_data, read_data);
- return err;
+ return HPI6205_ERROR_C6713_HPIA;
}
write_data = write_data << 1;
}
@@ -1847,30 +1745,81 @@ static u16 boot_loader_config_emif(struct hpi_adapter_obj *pao, int dsp_index)
/* PLL should not be bypassed! */
if ((boot_loader_read_mem32(pao, dsp_index, 0x01B7C100) & 0xF)
!= 0x0001) {
- err = hpi6205_error(dsp_index,
- HPI6205_ERROR_C6713_PLL);
- return err;
+ return HPI6205_ERROR_C6713_PLL;
}
/* setup C67x EMIF (note this is the only use of
BAR1 via BootLoader_WriteMem32) */
boot_loader_write_mem32(pao, dsp_index, C6713_EMIF_GCTL,
0x000034A8);
+
+ /* EMIF CE0 setup - 2Mx32 Sync DRAM
+ 31..28 Wr setup
+ 27..22 Wr strobe
+ 21..20 Wr hold
+ 19..16 Rd setup
+ 15..14 -
+ 13..8 Rd strobe
+ 7..4 MTYPE 0011 Sync DRAM 32bits
+ 3 Wr hold MSB
+ 2..0 Rd hold
+ */
boot_loader_write_mem32(pao, dsp_index, C6713_EMIF_CE0,
0x00000030);
+
+ /* EMIF SDRAM Extension
+ 0x00
+ 31-21 0000b 0000b 000b
+ 20 WR2RD = 2cycles-1 = 1b
+
+ 19-18 WR2DEAC = 3cycle-1 = 10b
+ 17 WR2WR = 2cycle-1 = 1b
+ 16-15 R2WDQM = 4cycle-1 = 11b
+ 14-12 RD2WR = 6cycles-1 = 101b
+
+ 11-10 RD2DEAC = 4cycle-1 = 11b
+ 9 RD2RD = 2cycle-1 = 1b
+ 8-7 THZP = 3cycle-1 = 10b
+ 6-5 TWR = 2cycle-1 = 01b (tWR = 17ns)
+ 4 TRRD = 2cycle = 0b (tRRD = 14ns)
+ 3-1 TRAS = 5cycle-1 = 100b (Tras=42ns)
+ 1 CAS latency = 3cyc = 1b
+ (for Micron 2M32-7 operating at 100MHz)
+ */
boot_loader_write_mem32(pao, dsp_index, C6713_EMIF_SDRAMEXT,
0x001BDF29);
+
+ /* EMIF SDRAM control - set up for a 2Mx32 SDRAM (512x32x4 bank)
+ 31 - 0b -
+ 30 SDBSZ 1b 4 bank
+ 29..28 SDRSZ 00b 11 row address pins
+
+ 27..26 SDCSZ 01b 8 column address pins
+ 25 RFEN 1b refersh enabled
+ 24 INIT 1b init SDRAM!
+
+ 23..20 TRCD 0001b (Trcd/Tcyc)-1 = (20/10)-1 = 1
+
+ 19..16 TRP 0001b (Trp/Tcyc)-1 = (20/10)-1 = 1
+
+ 15..12 TRC 0110b (Trc/Tcyc)-1 = (70/10)-1 = 6
+
+ 11..0 - 0000b 0000b 0000b
+ */
boot_loader_write_mem32(pao, dsp_index, C6713_EMIF_SDRAMCTL,
- 0x47117000);
+ 0x47116000);
+
+ /* SDRAM refresh timing
+ Need 4,096 refresh cycles every 64ms = 15.625us = 1562cycles of 100MHz = 0x61A
+ */
boot_loader_write_mem32(pao, dsp_index,
C6713_EMIF_SDRAMTIMING, 0x00000410);
hpios_delay_micro_seconds(1000);
} else if (dsp_index == 2) {
/* DSP 2 is a C6713 */
+ }
- } else
- err = hpi6205_error(dsp_index, HPI6205_ERROR_BAD_DSPINDEX);
- return err;
+ return 0;
}
static u16 boot_loader_test_memory(struct hpi_adapter_obj *pao, int dsp_index,
@@ -1896,7 +1845,7 @@ static u16 boot_loader_test_memory(struct hpi_adapter_obj *pao, int dsp_index,
test_addr);
if (data != test_data) {
HPI_DEBUG_LOG(VERBOSE,
- "memtest error details "
+ "Memtest error details "
"%08x %08x %08x %i\n", test_addr,
test_data, data, dsp_index);
return 1; /* error */
@@ -1916,7 +1865,7 @@ static u16 boot_loader_test_memory(struct hpi_adapter_obj *pao, int dsp_index,
data = boot_loader_read_mem32(pao, dsp_index, test_addr);
if (data != test_data) {
HPI_DEBUG_LOG(VERBOSE,
- "memtest error details "
+ "Memtest error details "
"%08x %08x %08x %i\n", test_addr, test_data,
data, dsp_index);
return 1; /* error */
@@ -1946,8 +1895,8 @@ static u16 boot_loader_test_internal_memory(struct hpi_adapter_obj *pao,
/* 64K data mem */
err = boot_loader_test_memory(pao, dsp_index,
0x80000000, 0x10000);
- } else if ((dsp_index == 1) || (dsp_index == 2)) {
- /* DSP 1&2 are a C6713 */
+ } else if (dsp_index == 1) {
+ /* DSP 1 is a C6713 */
/* 192K internal mem */
err = boot_loader_test_memory(pao, dsp_index, 0x00000000,
0x30000);
@@ -1955,11 +1904,10 @@ static u16 boot_loader_test_internal_memory(struct hpi_adapter_obj *pao,
/* 64K internal mem / L2 cache */
err = boot_loader_test_memory(pao, dsp_index,
0x00030000, 0x10000);
- } else
- return hpi6205_error(dsp_index, HPI6205_ERROR_BAD_DSPINDEX);
+ }
if (err)
- return hpi6205_error(dsp_index, HPI6205_ERROR_DSP_INTMEM);
+ return HPI6205_ERROR_DSP_INTMEM;
else
return 0;
}
@@ -1972,24 +1920,23 @@ static u16 boot_loader_test_external_memory(struct hpi_adapter_obj *pao,
if (dsp_index == 0) {
/* only test for SDRAM if an ASI5000 card */
- if (pao->pci.subsys_device_id == 0x5000) {
+ if (pao->pci.pci_dev->subsystem_device == 0x5000) {
/* DSP 0 is always C6205 */
dRAM_start_address = 0x00400000;
dRAM_size = 0x200000;
/*dwDRAMinc=1024; */
} else
return 0;
- } else if ((dsp_index == 1) || (dsp_index == 2)) {
+ } else if (dsp_index == 1) {
/* DSP 1 is a C6713 */
dRAM_start_address = 0x80000000;
dRAM_size = 0x200000;
/*dwDRAMinc=1024; */
- } else
- return hpi6205_error(dsp_index, HPI6205_ERROR_BAD_DSPINDEX);
+ }
if (boot_loader_test_memory(pao, dsp_index, dRAM_start_address,
dRAM_size))
- return hpi6205_error(dsp_index, HPI6205_ERROR_DSP_EXTMEM);
+ return HPI6205_ERROR_DSP_EXTMEM;
return 0;
}
@@ -1998,28 +1945,25 @@ static u16 boot_loader_test_pld(struct hpi_adapter_obj *pao, int dsp_index)
u32 data = 0;
if (dsp_index == 0) {
/* only test for DSP0 PLD on ASI5000 card */
- if (pao->pci.subsys_device_id == 0x5000) {
+ if (pao->pci.pci_dev->subsystem_device == 0x5000) {
/* PLD is located at CE3=0x03000000 */
data = boot_loader_read_mem32(pao, dsp_index,
0x03000008);
if ((data & 0xF) != 0x5)
- return hpi6205_error(dsp_index,
- HPI6205_ERROR_DSP_PLD);
+ return HPI6205_ERROR_DSP_PLD;
data = boot_loader_read_mem32(pao, dsp_index,
0x0300000C);
if ((data & 0xF) != 0xA)
- return hpi6205_error(dsp_index,
- HPI6205_ERROR_DSP_PLD);
+ return HPI6205_ERROR_DSP_PLD;
}
} else if (dsp_index == 1) {
/* DSP 1 is a C6713 */
- if (pao->pci.subsys_device_id == 0x8700) {
+ if (pao->pci.pci_dev->subsystem_device == 0x8700) {
/* PLD is located at CE1=0x90000000 */
data = boot_loader_read_mem32(pao, dsp_index,
0x90000010);
if ((data & 0xFF) != 0xAA)
- return hpi6205_error(dsp_index,
- HPI6205_ERROR_DSP_PLD);
+ return HPI6205_ERROR_DSP_PLD;
/* 8713 - LED on */
boot_loader_write_mem32(pao, dsp_index, 0x90000000,
0x02);
@@ -2037,14 +1981,11 @@ 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;
if (!p_data)
- return HPI_ERROR_INVALID_DATA_TRANSFER;
+ return HPI_ERROR_INVALID_DATA_POINTER;
data_size &= ~3L; /* round data_size down to nearest 4 bytes */
@@ -2064,14 +2005,10 @@ 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);
@@ -2079,45 +2016,11 @@ static short hpi6205_transfer_data(struct hpi_adapter_obj *pao, u8 *p_data,
if (!temp2) {
/* timed out */
HPI_DEBUG_LOG(ERROR,
- "timed out waiting for " "state %d got %d\n",
+ "Timed out waiting for " "state %d got %d\n",
operation, interface->dsp_ack);
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);
@@ -2174,31 +2077,39 @@ 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;
u16 err = 0;
message_count++;
+ if (phm->size > sizeof(interface->u)) {
+ phr->error = HPI_ERROR_MESSAGE_BUFFER_TOO_SMALL;
+ phr->specific_error = sizeof(interface->u);
+ phr->size = sizeof(struct hpi_response_header);
+ HPI_DEBUG_LOG(ERROR,
+ "message len %d too big for buffer %zd \n", phm->size,
+ sizeof(interface->u));
+ return 0;
+ }
+
/* Assume buffer of type struct bus_master_interface
is allocated "noncacheable" */
if (!wait_dsp_ack(phw, H620_HIF_IDLE, HPI6205_TIMEOUT)) {
HPI_DEBUG_LOG(DEBUG, "timeout waiting for idle\n");
- return hpi6205_error(0, HPI6205_ERROR_MSG_RESP_IDLE_TIMEOUT);
+ return HPI6205_ERROR_MSG_RESP_IDLE_TIMEOUT;
}
- interface->u.message_buffer = *phm;
+
+ memcpy(&interface->u.message_buffer, phm, phm->size);
/* signal we want a response */
send_dsp_command(phw, H620_HIF_GET_RESP);
time_out2 = wait_dsp_ack(phw, H620_HIF_GET_RESP, HPI6205_TIMEOUT);
- if (time_out2 == 0) {
+ if (!time_out2) {
HPI_DEBUG_LOG(ERROR,
- "(%u) timed out waiting for " "GET_RESP state [%x]\n",
+ "(%u) Timed out waiting for " "GET_RESP state [%x]\n",
message_count, interface->dsp_ack);
} else {
HPI_DEBUG_LOG(VERBOSE,
@@ -2208,58 +2119,38 @@ 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);
+ /* read the result */
+ if (time_out) {
+ if (interface->u.response_buffer.size <= phr->size)
+ memcpy(phr, &interface->u.response_buffer,
+ interface->u.response_buffer.size);
+ else {
+ HPI_DEBUG_LOG(ERROR,
+ "response len %d too big for buffer %d\n",
+ interface->u.response_buffer.size, phr->size);
+ memcpy(phr, &interface->u.response_buffer,
+ sizeof(struct hpi_response_header));
+ phr->error = HPI_ERROR_RESPONSE_BUFFER_TOO_SMALL;
+ phr->specific_error =
+ interface->u.response_buffer.size;
+ phr->size = sizeof(struct hpi_response_header);
}
-
- } 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 != 0)
- *phr = interface->u.response_buffer;
-
/* set interface back to idle */
send_dsp_command(phw, H620_HIF_IDLE);
- if ((time_out == 0) || (time_out2 == 0)) {
+ if (!time_out || !time_out2) {
HPI_DEBUG_LOG(DEBUG, "something timed out!\n");
- return hpi6205_error(0, HPI6205_ERROR_MSG_RESP_TIMEOUT);
+ return HPI6205_ERROR_MSG_RESP_TIMEOUT;
}
/* special case for adapter close - */
/* wait for the DSP to indicate it is idle */
if (phm->function == HPI_ADAPTER_CLOSE) {
if (!wait_dsp_ack(phw, H620_HIF_IDLE, HPI6205_TIMEOUT)) {
HPI_DEBUG_LOG(DEBUG,
- "timeout waiting for idle "
+ "Timeout waiting for idle "
"(on adapter_close)\n");
- return hpi6205_error(0,
- HPI6205_ERROR_MSG_RESP_IDLE_TIMEOUT);
+ return HPI6205_ERROR_MSG_RESP_IDLE_TIMEOUT;
}
}
err = hpi_validate_response(phm, phr);
@@ -2279,7 +2170,13 @@ static void hw_message(struct hpi_adapter_obj *pao, struct hpi_message *phm,
/* maybe an error response */
if (err) {
/* something failed in the HPI/DSP interface */
- phr->error = err;
+ if (err >= HPI_ERROR_BACKEND_BASE) {
+ phr->error = HPI_ERROR_DSP_COMMUNICATION;
+ phr->specific_error = err;
+ } else {
+ phr->error = err;
+ }
+
pao->dsp_crashed++;
/* just the header of the response is valid */