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Commit f870e1b7 authored by Ghanim Fodi's avatar Ghanim Fodi
Browse files

msm: ipa: add mhi test suite 



Add IPA MHI test suite to IPA driver. Different
tests are being added to cover different IPA
MHI functionalities.

Change-Id: If97793a3af6c2d460468432c7bee93583cc34a55
CRs-Fixed: 1040200
Signed-off-by: default avatarGhanim Fodi <gfodi@codeaurora.org>
parent 638d25fd

drivers/platform/msm/ipa/ipa_clients/ipa_mhi_client.c

+26 −6
Original line number Diff line number Diff line
@@ -40,9 +40,6 @@ 
#define IPA_MHI_MAX_UL_CHANNELS 1

#define IPA_MHI_MAX_DL_CHANNELS 1



#define IPA_MHI_GSI_ER_START 10

#define IPA_MHI_GSI_ER_END 16



#if (IPA_MHI_MAX_UL_CHANNELS + IPA_MHI_MAX_DL_CHANNELS) > \

	(IPA_MHI_GSI_ER_END - IPA_MHI_GSI_ER_START)

#error not enought event rings for MHI
@@ -1504,10 +1501,11 @@ int ipa_mhi_connect_pipe(struct ipa_mhi_connect_params *in, u32 *clnt_hdl) 


	/* for event context address index needs to read from host */



	IPA_MHI_DBG("client %d channelHandle %d channelIndex %d, state %d\n",

	IPA_MHI_DBG("client %d channelIndex %d channelID %d, state %d\n",

		channel->client, channel->index, channel->id, channel->state);

	IPA_MHI_DBG("channel_context_addr 0x%llx\n",

		channel->channel_context_addr);

	IPA_MHI_DBG("channel_context_addr 0x%llx cached_gsi_evt_ring_hdl %lu\n",

		channel->channel_context_addr,

		channel->cached_gsi_evt_ring_hdl);



	IPA_ACTIVE_CLIENTS_INC_EP(in->sys.client);
@@ -2585,5 +2583,27 @@ int ipa_mhi_handle_ipa_config_req(struct ipa_config_req_msg_v01 *config_req) 
	return 0;

}



int ipa_mhi_is_using_dma(bool *flag)

{

	IPA_MHI_FUNC_ENTRY();



	if (!ipa_mhi_client_ctx) {

		IPA_MHI_ERR("not initialized\n");

		return -EPERM;

	}



	*flag = ipa_mhi_client_ctx->use_ipadma ? true : false;



	IPA_MHI_FUNC_EXIT();

	return 0;

}

EXPORT_SYMBOL(ipa_mhi_is_using_dma);



const char *ipa_mhi_get_state_str(int state)

{

	return MHI_STATE_STR(state);

}

EXPORT_SYMBOL(ipa_mhi_get_state_str);



MODULE_LICENSE("GPL v2");

MODULE_DESCRIPTION("IPA MHI client driver");

drivers/platform/msm/ipa/ipa_common_i.h

+23 −0
Original line number Diff line number Diff line
@@ -141,6 +141,27 @@ struct ipa_mem_buffer { 
	u32 size;

};



#define IPA_MHI_GSI_ER_START 10

#define IPA_MHI_GSI_ER_END 16



/**

 * enum ipa3_mhi_burst_mode - MHI channel burst mode state

 *

 * Values are according to MHI specification

 * @IPA_MHI_BURST_MODE_DEFAULT: burst mode enabled for HW channels,

 * disabled for SW channels

 * @IPA_MHI_BURST_MODE_RESERVED:

 * @IPA_MHI_BURST_MODE_DISABLE: Burst mode is disabled for this channel

 * @IPA_MHI_BURST_MODE_ENABLE: Burst mode is enabled for this channel

 *

 */

enum ipa3_mhi_burst_mode {

	IPA_MHI_BURST_MODE_DEFAULT,

	IPA_MHI_BURST_MODE_RESERVED,

	IPA_MHI_BURST_MODE_DISABLE,

	IPA_MHI_BURST_MODE_ENABLE,

};



/**

 * enum ipa_hw_mhi_channel_states - MHI channel state machine

 *
@@ -325,6 +346,8 @@ int ipa_mhi_handle_ipa_config_req(struct ipa_config_req_msg_v01 *config_req); 
int ipa_mhi_query_ch_info(enum ipa_client_type client,

		struct gsi_chan_info *ch_info);

int ipa_mhi_destroy_channel(enum ipa_client_type client);

int ipa_mhi_is_using_dma(bool *flag);

const char *ipa_mhi_get_state_str(int state);



/* MHI uC */

int ipa_uc_mhi_send_dl_ul_sync_info(union IpaHwMhiDlUlSyncCmdData_t *cmd);

drivers/platform/msm/ipa/ipa_v3/ipa_mhi.c

+6 −19
Original line number Diff line number Diff line
@@ -67,24 +67,6 @@ 
#define IPA_MHI_HOST_ADDR_COND(addr) \

		((params->assert_bit40)?(IPA_MHI_HOST_ADDR(addr)):(addr))



/**

 * enum ipa3_mhi_burst_mode - MHI channel burst mode state

 *

 * Values are according to MHI specification

 * @IPA_MHI_BURST_MODE_DEFAULT: burst mode enabled for HW channels,

 * disabled for SW channels

 * @IPA_MHI_BURST_MODE_RESERVED:

 * @IPA_MHI_BURST_MODE_DISABLE: Burst mode is disabled for this channel

 * @IPA_MHI_BURST_MODE_ENABLE: Burst mode is enabled for this channel

 *

 */

enum ipa3_mhi_burst_mode {

	IPA_MHI_BURST_MODE_DEFAULT,

	IPA_MHI_BURST_MODE_RESERVED,

	IPA_MHI_BURST_MODE_DISABLE,

	IPA_MHI_BURST_MODE_ENABLE,

};



enum ipa3_mhi_polling_mode {

	IPA_MHI_POLLING_MODE_DB_MODE,

	IPA_MHI_POLLING_MODE_POLL_MODE,
@@ -224,7 +206,6 @@ static int ipa_mhi_start_gsi_channel(enum ipa_client_type client, 


	/* allocate event ring only for the first time pipe is connected */

	if (params->state == IPA_HW_MHI_CHANNEL_STATE_INVALID) {

		IPA_MHI_DBG("allocating event ring\n");

		memset(&ev_props, 0, sizeof(ev_props));

		ev_props.intf = GSI_EVT_CHTYPE_MHI_EV;

		ev_props.intr = GSI_INTR_MSI;
@@ -247,6 +228,8 @@ static int ipa_mhi_start_gsi_channel(enum ipa_client_type client, 
		ev_props.user_data = params->channel;

		ev_props.evchid_valid = true;

		ev_props.evchid = params->evchid;

		IPA_MHI_DBG("allocating event ring ep:%u evchid:%u\n",

			ipa_ep_idx, ev_props.evchid);

		res = gsi_alloc_evt_ring(&ev_props, ipa3_ctx->gsi_dev_hdl,

			&ep->gsi_evt_ring_hdl);

		if (res) {
@@ -260,6 +243,10 @@ static int ipa_mhi_start_gsi_channel(enum ipa_client_type client, 
		*params->cached_gsi_evt_ring_hdl =

			ep->gsi_evt_ring_hdl;



	} else {

		IPA_MHI_DBG("event ring already exists: evt_ring_hdl=%lu\n",

			*params->cached_gsi_evt_ring_hdl);

		ep->gsi_evt_ring_hdl = *params->cached_gsi_evt_ring_hdl;

	}



	memset(&ch_props, 0, sizeof(ch_props));

drivers/platform/msm/ipa/test/Makefile

+1 −1
Original line number Diff line number Diff line 
obj-$(CONFIG_IPA_UT) += ipa_ut_mod.o

ipa_ut_mod-y := ipa_ut_framework.o ipa_test_example.o
 
ipa_ut_mod-y := ipa_ut_framework.o ipa_test_example.o ipa_test_mhi.o

drivers/platform/msm/ipa/test/ipa_test_mhi.c

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+3301 −0

File added.

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