From: Eliot Blennerhassett eblennerhassett@audioscience.com
Signed-off-by: Eliot Blennerhassett eblennerhassett@audioscience.com --- pci/asihpi/hpi6000.c | 39 +++++++----------- pci/asihpi/hpi6205.c | 97 +++++++++++++++++++++++---------------------- pci/asihpi/hpi_internal.h | 17 ++++---- pci/asihpi/hpicmn.c | 1 - pci/asihpi/hpimsgx.c | 31 ++++++-------- pci/asihpi/hpioctl.c | 54 +++++++++++++------------ 6 files changed, 113 insertions(+), 126 deletions(-)
diff --git a/pci/asihpi/hpi6000.c b/pci/asihpi/hpi6000.c index 3e3c2ef..09befda 100644 --- a/pci/asihpi/hpi6000.c +++ b/pci/asihpi/hpi6000.c @@ -200,8 +200,8 @@ static void hpi_read_block(struct dsp_obj *pdo, u32 address, u32 *pdata, static void subsys_create_adapter(struct hpi_message *phm, struct hpi_response *phr);
-static void subsys_delete_adapter(struct hpi_message *phm, - struct hpi_response *phr); +static void adapter_delete(struct hpi_adapter_obj *pao, + struct hpi_message *phm, struct hpi_response *phr);
static void adapter_get_asserts(struct hpi_adapter_obj *pao, struct hpi_message *phm, struct hpi_response *phr); @@ -222,9 +222,6 @@ static void subsys_message(struct hpi_message *phm, struct hpi_response *phr) case HPI_SUBSYS_CREATE_ADAPTER: subsys_create_adapter(phm, phr); break; - case HPI_SUBSYS_DELETE_ADAPTER: - subsys_delete_adapter(phm, phr); - break; default: phr->error = HPI_ERROR_INVALID_FUNC; break; @@ -279,6 +276,10 @@ static void adapter_message(struct hpi_adapter_obj *pao, adapter_get_asserts(pao, phm, phr); break;
+ case HPI_ADAPTER_DELETE: + adapter_delete(pao, phm, phr); + break; + default: hw_message(pao, phm, phr); break; @@ -333,26 +334,22 @@ void HPI_6000(struct hpi_message *phm, struct hpi_response *phr) { struct hpi_adapter_obj *pao = NULL;
- /* subsytem messages get executed by every HPI. */ - /* All other messages are ignored unless the adapter index matches */ - /* an adapter in the HPI */ - /*HPI_DEBUG_LOG(DEBUG, "O %d,F %x\n", phm->wObject, phm->wFunction); */ - - /* if Dsp has crashed then do not communicate with it any more */ if (phm->object != HPI_OBJ_SUBSYSTEM) { pao = hpi_find_adapter(phm->adapter_index); if (!pao) { - HPI_DEBUG_LOG(DEBUG, - " %d,%d refused, for another HPI?\n", - phm->object, phm->function); + hpi_init_response(phr, phm->object, phm->function, + HPI_ERROR_BAD_ADAPTER_NUMBER); + HPI_DEBUG_LOG(DEBUG, "invalid adapter index: %d \n", + phm->adapter_index); return; }
+ /* Don't even try to communicate with crashed DSP */ if (pao->dsp_crashed >= 10) { hpi_init_response(phr, phm->object, phm->function, HPI_ERROR_DSP_HARDWARE); - HPI_DEBUG_LOG(DEBUG, " %d,%d dsp crashed.\n", - phm->object, phm->function); + HPI_DEBUG_LOG(DEBUG, "adapter %d dsp crashed\n", + phm->adapter_index); return; } } @@ -463,15 +460,9 @@ static void subsys_create_adapter(struct hpi_message *phm, phr->error = 0; }
-static void subsys_delete_adapter(struct hpi_message *phm, - struct hpi_response *phr) +static void adapter_delete(struct hpi_adapter_obj *pao, + struct hpi_message *phm, struct hpi_response *phr) { - struct hpi_adapter_obj *pao = NULL; - - pao = hpi_find_adapter(phm->obj_index); - if (!pao) - return; - delete_adapter_obj(pao); hpi_delete_adapter(pao); phr->error = 0; diff --git a/pci/asihpi/hpi6205.c b/pci/asihpi/hpi6205.c index 620525b..5303734 100644 --- a/pci/asihpi/hpi6205.c +++ b/pci/asihpi/hpi6205.c @@ -152,8 +152,8 @@ static void hw_message(struct hpi_adapter_obj *pao, struct hpi_message *phm,
static void subsys_create_adapter(struct hpi_message *phm, struct hpi_response *phr); -static void subsys_delete_adapter(struct hpi_message *phm, - struct hpi_response *phr); +static void adapter_delete(struct hpi_adapter_obj *pao, + struct hpi_message *phm, struct hpi_response *phr);
static u16 create_adapter_obj(struct hpi_adapter_obj *pao, u32 *pos_error_code); @@ -223,15 +223,13 @@ 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) +static void subsys_message(struct hpi_adapter_obj *pao, + struct hpi_message *phm, struct hpi_response *phr) { switch (phm->function) { case HPI_SUBSYS_CREATE_ADAPTER: subsys_create_adapter(phm, phr); break; - case HPI_SUBSYS_DELETE_ADAPTER: - subsys_delete_adapter(phm, phr); - break; default: phr->error = HPI_ERROR_INVALID_FUNC; break; @@ -279,6 +277,10 @@ static void adapter_message(struct hpi_adapter_obj *pao, struct hpi_message *phm, struct hpi_response *phr) { switch (phm->function) { + case HPI_ADAPTER_DELETE: + adapter_delete(pao, phm, phr); + break; + default: hw_message(pao, phm, phr); break; @@ -371,36 +373,17 @@ static void instream_message(struct hpi_adapter_obj *pao, /** Entry point to this HPI backend * All calls to the HPI start here */ -void HPI_6205(struct hpi_message *phm, struct hpi_response *phr) +void _HPI_6205(struct hpi_adapter_obj *pao, struct hpi_message *phm, + struct hpi_response *phr) { - struct hpi_adapter_obj *pao = NULL; - - /* subsytem messages are processed by every HPI. - * 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->wObject, - phm->wFunction); */ - - /* if Dsp has crashed then do not communicate with it any more */ - if (phm->object != HPI_OBJ_SUBSYSTEM) { - pao = hpi_find_adapter(phm->adapter_index); - if (!pao) { - HPI_DEBUG_LOG(DEBUG, - " %d,%d refused, for another HPI?\n", - phm->object, phm->function); - return; - } - - if ((pao->dsp_crashed >= 10) - && (phm->function != HPI_ADAPTER_DEBUG_READ)) { - /* allow last resort debug read even after crash */ - hpi_init_response(phr, phm->object, phm->function, - HPI_ERROR_DSP_HARDWARE); - HPI_DEBUG_LOG(WARNING, " %d,%d dsp crashed.\n", - phm->object, phm->function); - return; - } + if (pao && (pao->dsp_crashed >= 10) + && (phm->function != HPI_ADAPTER_DEBUG_READ)) { + /* allow last resort debug read even after crash */ + hpi_init_response(phr, phm->object, phm->function, + HPI_ERROR_DSP_HARDWARE); + HPI_DEBUG_LOG(WARNING, " %d,%d dsp crashed.\n", phm->object, + phm->function); + return; }
/* Init default response */ @@ -412,7 +395,7 @@ void HPI_6205(struct hpi_message *phm, struct hpi_response *phr) case HPI_TYPE_MESSAGE: switch (phm->object) { case HPI_OBJ_SUBSYSTEM: - subsys_message(phm, phr); + subsys_message(pao, phm, phr); break;
case HPI_OBJ_ADAPTER: @@ -444,6 +427,26 @@ void HPI_6205(struct hpi_message *phm, struct hpi_response *phr) } }
+void HPI_6205(struct hpi_message *phm, struct hpi_response *phr) +{ + struct hpi_adapter_obj *pao = NULL; + + if (phm->object != HPI_OBJ_SUBSYSTEM) { + /* normal messages must have valid adapter index */ + pao = hpi_find_adapter(phm->adapter_index); + } else { + /* subsys messages don't address an adapter */ + _HPI_6205(NULL, phm, phr); + return; + } + + if (pao) + _HPI_6205(pao, phm, phr); + else + hpi_init_response(phr, phm->object, phm->function, + HPI_ERROR_BAD_ADAPTER_NUMBER); +} + /*****************************************************************************/ /* SUBSYSTEM */
@@ -491,13 +494,11 @@ static void subsys_create_adapter(struct hpi_message *phm, }
/** delete an adapter - required by WDM driver */ -static void subsys_delete_adapter(struct hpi_message *phm, - struct hpi_response *phr) +static void adapter_delete(struct hpi_adapter_obj *pao, + struct hpi_message *phm, struct hpi_response *phr) { - struct hpi_adapter_obj *pao; struct hpi_hw_obj *phw;
- pao = hpi_find_adapter(phm->obj_index); if (!pao) { phr->error = HPI_ERROR_INVALID_OBJ_INDEX; return; @@ -563,11 +564,12 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao, }
err = adapter_boot_load_dsp(pao, pos_error_code); - if (err) + if (err) { + HPI_DEBUG_LOG(ERROR, "DSP code load failed\n"); /* no need to clean up as SubSysCreateAdapter */ /* calls DeleteAdapter on error. */ return err; - + } HPI_DEBUG_LOG(INFO, "load DSP code OK\n");
/* allow boot load even if mem alloc wont work */ @@ -604,6 +606,7 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao, control_cache.number_of_controls, interface->control_cache.size_in_bytes, p_control_cache_virtual); + if (!phw->p_cache) err = HPI_ERROR_MEMORY_ALLOC; } @@ -675,16 +678,14 @@ static u16 create_adapter_obj(struct hpi_adapter_obj *pao, }
/** Free memory areas allocated by adapter - * this routine is called from SubSysDeleteAdapter, + * this routine is called from AdapterDelete, * and SubSysCreateAdapter if duplicate index */ static void delete_adapter_obj(struct hpi_adapter_obj *pao) { - struct hpi_hw_obj *phw; + struct hpi_hw_obj *phw = pao->priv; int i;
- phw = pao->priv; - if (hpios_locked_mem_valid(&phw->h_control_cache)) { hpios_locked_mem_free(&phw->h_control_cache); hpi_free_control_cache(phw->p_cache); @@ -1275,6 +1276,7 @@ static u16 adapter_boot_load_dsp(struct hpi_adapter_obj *pao, case HPI_ADAPTER_FAMILY_ASI(0x6300): boot_code_id[1] = HPI_ADAPTER_FAMILY_ASI(0x6400); break; + case HPI_ADAPTER_FAMILY_ASI(0x5500): case HPI_ADAPTER_FAMILY_ASI(0x5600): case HPI_ADAPTER_FAMILY_ASI(0x6500): boot_code_id[1] = HPI_ADAPTER_FAMILY_ASI(0x6600); @@ -2059,7 +2061,6 @@ static int wait_dsp_ack(struct hpi_hw_obj *phw, int state, int timeout_us) static void send_dsp_command(struct hpi_hw_obj *phw, int cmd) { struct bus_master_interface *interface = phw->p_interface_buffer; - u32 r;
interface->host_cmd = cmd; @@ -2088,7 +2089,7 @@ static u16 message_response_sequence(struct hpi_adapter_obj *pao, 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, + "message len %d too big for buffer %ld \n", phm->size, sizeof(interface->u)); return 0; } diff --git a/pci/asihpi/hpi_internal.h b/pci/asihpi/hpi_internal.h index af678be..d829a65 100644 --- a/pci/asihpi/hpi_internal.h +++ b/pci/asihpi/hpi_internal.h @@ -294,7 +294,7 @@ enum HPI_CONTROL_ATTRIBUTES {
/* These defines are used to fill in protocol information for an Ethernet packet sent using HMI on CS18102 */ -/** ID supplied by Cirrius for ASI packets. */ +/** ID supplied by Cirrus for ASI packets. */ #define HPI_ETHERNET_PACKET_ID 0x85 /** Simple packet - no special routing required */ #define HPI_ETHERNET_PACKET_V1 0x01 @@ -307,7 +307,7 @@ enum HPI_CONTROL_ATTRIBUTES { /** This packet must make its way to the host across the HPI interface */ #define HPI_ETHERNET_PACKET_HOSTED_VIA_HPI_V1 0x41
-#define HPI_ETHERNET_UDP_PORT (44600) /*!< UDP messaging port */ +#define HPI_ETHERNET_UDP_PORT 44600 /**< HPI UDP service */
/** Default network timeout in milli-seconds. */ #define HPI_ETHERNET_TIMEOUT_MS 500 @@ -397,14 +397,14 @@ enum HPI_FUNCTION_IDS { HPI_SUBSYS_OPEN = HPI_FUNC_ID(SUBSYSTEM, 1), HPI_SUBSYS_GET_VERSION = HPI_FUNC_ID(SUBSYSTEM, 2), HPI_SUBSYS_GET_INFO = HPI_FUNC_ID(SUBSYSTEM, 3), - HPI_SUBSYS_FIND_ADAPTERS = HPI_FUNC_ID(SUBSYSTEM, 4), + /* HPI_SUBSYS_FIND_ADAPTERS = HPI_FUNC_ID(SUBSYSTEM, 4), */ HPI_SUBSYS_CREATE_ADAPTER = HPI_FUNC_ID(SUBSYSTEM, 5), HPI_SUBSYS_CLOSE = HPI_FUNC_ID(SUBSYSTEM, 6), - HPI_SUBSYS_DELETE_ADAPTER = HPI_FUNC_ID(SUBSYSTEM, 7), + /* HPI_SUBSYS_DELETE_ADAPTER = HPI_FUNC_ID(SUBSYSTEM, 7), */ HPI_SUBSYS_DRIVER_LOAD = HPI_FUNC_ID(SUBSYSTEM, 8), HPI_SUBSYS_DRIVER_UNLOAD = HPI_FUNC_ID(SUBSYSTEM, 9), - HPI_SUBSYS_READ_PORT_8 = HPI_FUNC_ID(SUBSYSTEM, 10), - HPI_SUBSYS_WRITE_PORT_8 = HPI_FUNC_ID(SUBSYSTEM, 11), + /* HPI_SUBSYS_READ_PORT_8 = HPI_FUNC_ID(SUBSYSTEM, 10), */ + /* HPI_SUBSYS_WRITE_PORT_8 = HPI_FUNC_ID(SUBSYSTEM, 11), */ HPI_SUBSYS_GET_NUM_ADAPTERS = HPI_FUNC_ID(SUBSYSTEM, 12), HPI_SUBSYS_GET_ADAPTER = HPI_FUNC_ID(SUBSYSTEM, 13), HPI_SUBSYS_SET_NETWORK_INTERFACE = HPI_FUNC_ID(SUBSYSTEM, 14), @@ -433,7 +433,8 @@ enum HPI_FUNCTION_IDS { HPI_ADAPTER_DEBUG_READ = HPI_FUNC_ID(ADAPTER, 18), HPI_ADAPTER_IRQ_QUERY_AND_CLEAR = HPI_FUNC_ID(ADAPTER, 19), HPI_ADAPTER_IRQ_CALLBACK = HPI_FUNC_ID(ADAPTER, 20), -#define HPI_ADAPTER_FUNCTION_COUNT 20 + HPI_ADAPTER_DELETE = HPI_FUNC_ID(ADAPTER, 21), +#define HPI_ADAPTER_FUNCTION_COUNT 21
HPI_OSTREAM_OPEN = HPI_FUNC_ID(OSTREAM, 1), HPI_OSTREAM_CLOSE = HPI_FUNC_ID(OSTREAM, 2), @@ -1561,8 +1562,6 @@ void hpi_send_recv(struct hpi_message *phm, struct hpi_response *phr); u16 hpi_subsys_create_adapter(const struct hpi_resource *p_resource, u16 *pw_adapter_index);
-u16 hpi_subsys_delete_adapter(u16 adapter_index); - u16 hpi_outstream_host_buffer_get_info(u32 h_outstream, u8 **pp_buffer, struct hpi_hostbuffer_status **pp_status);
diff --git a/pci/asihpi/hpicmn.c b/pci/asihpi/hpicmn.c index 3e9c5c2..0428f28 100644 --- a/pci/asihpi/hpicmn.c +++ b/pci/asihpi/hpicmn.c @@ -667,7 +667,6 @@ static void subsys_message(struct hpi_message *phm, struct hpi_response *phr) phr->u.s.num_adapters = adapters.gw_num_adapters; break; case HPI_SUBSYS_CREATE_ADAPTER: - case HPI_SUBSYS_DELETE_ADAPTER: break; default: phr->error = HPI_ERROR_INVALID_FUNC; diff --git a/pci/asihpi/hpimsgx.c b/pci/asihpi/hpimsgx.c index bcbdf30..888e379 100644 --- a/pci/asihpi/hpimsgx.c +++ b/pci/asihpi/hpimsgx.c @@ -211,24 +211,6 @@ static void subsys_message(struct hpi_message *phm, struct hpi_response *phr, HPIMSGX__init(phm, phr); break;
- case HPI_SUBSYS_DELETE_ADAPTER: - HPIMSGX__cleanup(phm->obj_index, h_owner); - { - struct hpi_message hm; - struct hpi_response hr; - hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, - HPI_ADAPTER_CLOSE); - hm.adapter_index = phm->obj_index; - hw_entry_point(&hm, &hr); - } - if ((phm->obj_index < HPI_MAX_ADAPTERS) - && hpi_entry_points[phm->obj_index]) { - hpi_entry_points[phm->obj_index] (phm, phr); - hpi_entry_points[phm->obj_index] = NULL; - } else - phr->error = HPI_ERROR_INVALID_OBJ_INDEX; - - break; default: /* Must explicitly handle every subsys message in this switch */ hpi_init_response(phr, HPI_OBJ_SUBSYSTEM, phm->function, @@ -247,6 +229,19 @@ static void adapter_message(struct hpi_message *phm, struct hpi_response *phr, case HPI_ADAPTER_CLOSE: adapter_close(phm, phr); break; + case HPI_ADAPTER_DELETE: + HPIMSGX__cleanup(phm->adapter_index, h_owner); + { + struct hpi_message hm; + struct hpi_response hr; + hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, + HPI_ADAPTER_CLOSE); + hm.adapter_index = phm->adapter_index; + hw_entry_point(&hm, &hr); + } + hw_entry_point(phm, phr); + break; + default: hw_entry_point(phm, phr); break; diff --git a/pci/asihpi/hpioctl.c b/pci/asihpi/hpioctl.c index 26186be..844295e 100644 --- a/pci/asihpi/hpioctl.c +++ b/pci/asihpi/hpioctl.c @@ -25,6 +25,7 @@ Common Linux HPI ioctl and module probe/remove functions #include "hpidebug.h" #include "hpimsgx.h" #include "hpioctl.h" +#include "hpicmn.h"
#include <linux/fs.h> #include <linux/slab.h> @@ -156,26 +157,24 @@ long asihpi_hpi_ioctl(struct file *file, unsigned int cmd, unsigned long arg) goto out; }
- pa = &adapters[hm->h.adapter_index]; + switch (hm->h.function) { + case HPI_SUBSYS_CREATE_ADAPTER: + case HPI_ADAPTER_DELETE: + /* Application must not use these functions! */ + hr->h.size = sizeof(hr->h); + hr->h.error = HPI_ERROR_INVALID_OPERATION; + hr->h.function = hm->h.function; + uncopied_bytes = copy_to_user(puhr, hr, hr->h.size); + if (uncopied_bytes) + err = -EFAULT; + else + err = 0; + goto out; + } + hr->h.size = res_max_size; if (hm->h.object == HPI_OBJ_SUBSYSTEM) { - switch (hm->h.function) { - case HPI_SUBSYS_CREATE_ADAPTER: - case HPI_SUBSYS_DELETE_ADAPTER: - /* Application must not use these functions! */ - hr->h.size = sizeof(hr->h); - hr->h.error = HPI_ERROR_INVALID_OPERATION; - hr->h.function = hm->h.function; - uncopied_bytes = copy_to_user(puhr, hr, hr->h.size); - if (uncopied_bytes) - err = -EFAULT; - else - err = 0; - goto out; - - default: - hpi_send_recv_f(&hm->m0, &hr->r0, file); - } + hpi_send_recv_f(&hm->m0, &hr->r0, file); } else { u16 __user *ptr = NULL; u32 size = 0; @@ -183,8 +182,9 @@ long asihpi_hpi_ioctl(struct file *file, unsigned int cmd, unsigned long arg) /* -1=no data 0=read from user mem, 1=write to user mem */ int wrflag = -1; u32 adapter = hm->h.adapter_index; + pa = &adapters[adapter];
- if ((hm->h.adapter_index > HPI_MAX_ADAPTERS) || (!pa->type)) { + if ((adapter > HPI_MAX_ADAPTERS) || (!pa->type)) { hpi_init_response(&hr->r0, HPI_OBJ_ADAPTER, HPI_ADAPTER_OPEN, HPI_ERROR_BAD_ADAPTER_NUMBER); @@ -390,17 +390,20 @@ int __devinit asihpi_adapter_probe(struct pci_dev *pci_dev,
adapter.index = hr.u.s.adapter_index; adapter.type = hr.u.s.adapter_type; + + hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, + HPI_ADAPTER_OPEN); hm.adapter_index = adapter.index; + hpi_send_recv_ex(&hm, &hr, HOWNER_KERNEL);
- err = hpi_adapter_open(adapter.index); - if (err) + if (hr.error) goto err;
adapter.snd_card_asihpi = NULL; /* WARNING can't init mutex in 'adapter' * and then copy it to adapters[] ?!?! */ - adapters[hr.u.s.adapter_index] = adapter; + adapters[adapter.index] = adapter; mutex_init(&adapters[adapter.index].mutex); pci_set_drvdata(pci_dev, &adapters[adapter.index]);
@@ -435,10 +438,9 @@ void __devexit asihpi_adapter_remove(struct pci_dev *pci_dev) struct hpi_adapter *pa; pa = pci_get_drvdata(pci_dev);
- hpi_init_message_response(&hm, &hr, HPI_OBJ_SUBSYSTEM, - HPI_SUBSYS_DELETE_ADAPTER); - hm.obj_index = pa->index; - hm.adapter_index = HPI_ADAPTER_INDEX_INVALID; + hpi_init_message_response(&hm, &hr, HPI_OBJ_ADAPTER, + HPI_ADAPTER_DELETE); + hm.adapter_index = pa->index; hpi_send_recv_ex(&hm, &hr, HOWNER_KERNEL);
/* unmap PCI memory space, mapped during device init. */