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Commit bb1c6d45 authored by Bojun Pan's avatar Bojun Pan
Browse files

msm: IPA: uC debug stats for loadable modules 



Add uC debug stats support for AQC/loadable modules.

Change-Id: I21cd3807c8e8973065b79f4ec43a0da382595653
Signed-off-by: default avatarBojun Pan <bojunp@codeaurora.org>
parent 33eaa278

drivers/platform/msm/ipa/ipa_api.c

+39 −0
Original line number Diff line number Diff line
@@ -3648,6 +3648,45 @@ void ipa_deregister_client_callback(enum ipa_client_type client) 
		client);

}



int ipa_uc_debug_stats_alloc(

	struct IpaHwOffloadStatsAllocCmdData_t cmdinfo)

{

	int ret;



	IPA_API_DISPATCH_RETURN(ipa_uc_debug_stats_alloc, cmdinfo);



	return ret;

}

EXPORT_SYMBOL(ipa_uc_debug_stats_alloc);



int ipa_uc_debug_stats_dealloc(uint32_t prot_id)

{

	int ret;



	IPA_API_DISPATCH_RETURN(ipa_uc_debug_stats_dealloc, prot_id);



	return ret;

}

EXPORT_SYMBOL(ipa_uc_debug_stats_dealloc);



void ipa_get_gsi_stats(int prot_id,

	struct ipa_uc_dbg_ring_stats *stats)

{

	IPA_API_DISPATCH(ipa_get_gsi_stats,

		prot_id, stats);

}

EXPORT_SYMBOL(ipa_get_gsi_stats);



int ipa_get_prot_id(enum ipa_client_type client)

{

	int ret;



	IPA_API_DISPATCH_RETURN(ipa_get_prot_id,

		client);



	return ret;

}

EXPORT_SYMBOL(ipa_get_prot_id);



/**

 * ipa_pm_is_used() - Returns if IPA PM framework is used

drivers/platform/msm/ipa/ipa_api.h

+10 −0
Original line number Diff line number Diff line
@@ -474,6 +474,16 @@ struct ipa_api_controller { 
		bool (*teth_port_state)(void), enum ipa_client_type client);



	void (*ipa_deregister_client_callback)(enum ipa_client_type client);



	int (*ipa_uc_debug_stats_alloc)(

		struct IpaHwOffloadStatsAllocCmdData_t cmdinfo);



	int (*ipa_uc_debug_stats_dealloc)(uint32_t prot_id);



	void (*ipa_get_gsi_stats)(int prot_id,

		struct ipa_uc_dbg_ring_stats *stats);



	int (*ipa_get_prot_id)(enum ipa_client_type client);

};



#ifdef CONFIG_IPA3

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

+1 −1
Original line number Diff line number Diff line
@@ -3184,7 +3184,7 @@ static void ipa3_usb_exit(void) 
 * @note Cannot be called from atomic context

 *

 */

int ipa3_get_usb_gsi_stats(struct ipa3_uc_dbg_ring_stats *stats)

int ipa3_get_usb_gsi_stats(struct ipa_uc_dbg_ring_stats *stats)

{

	int i;

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

+1 −1
Original line number Diff line number Diff line
@@ -6366,7 +6366,7 @@ static int ipa3_pre_init(const struct ipa3_plat_drv_res *resource_p, 
	for (i = 0; i < IPA_HW_PROTOCOL_MAX; i++) {

		ipa3_ctx->gsi_info[i].protocol = i;

		/* initialize all to be not started */

		for (j = 0; j < MAX_CH_STATS_SUPPORTED; j++)

		for (j = 0; j < IPA_MAX_CH_STATS_SUPPORTED; j++)

			ipa3_ctx->gsi_info[i].ch_id_info[j].ch_id =

				0xFF;

	}

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

+46 −0
Original line number Diff line number Diff line
@@ -1747,5 +1747,51 @@ int ipa3_clear_endpoint_delay(u32 clnt_hdl) 


	IPADBG("client (ep: %d) removed ep delay\n", clnt_hdl);



	return 0;

}



/**

 * ipa3_get_aqc_gsi_stats() - Query AQC gsi stats from uc

 * @stats:	[inout] stats blob from client populated by driver

 *

 * Returns:	0 on success, negative on failure

 *

 * @note Cannot be called from atomic context

 *

 */

int ipa3_get_aqc_gsi_stats(struct ipa_uc_dbg_ring_stats *stats)

{

	int i;



	if (!ipa3_ctx->aqc_ctx.dbg_stats.uc_dbg_stats_mmio) {

		IPAERR("bad parms NULL aqc_gsi_stats_mmio\n");

		return -EINVAL;

	}

	IPA_ACTIVE_CLIENTS_INC_SIMPLE();

	for (i = 0; i < MAX_AQC_CHANNELS; i++) {

		stats->ring[i].ringFull = ioread32(

			ipa3_ctx->aqc_ctx.dbg_stats.uc_dbg_stats_mmio

			+ i * IPA3_UC_DEBUG_STATS_OFF +

			IPA3_UC_DEBUG_STATS_RINGFULL_OFF);

		stats->ring[i].ringEmpty = ioread32(

			ipa3_ctx->aqc_ctx.dbg_stats.uc_dbg_stats_mmio

			+ i * IPA3_UC_DEBUG_STATS_OFF +

			IPA3_UC_DEBUG_STATS_RINGEMPTY_OFF);

		stats->ring[i].ringUsageHigh = ioread32(

			ipa3_ctx->aqc_ctx.dbg_stats.uc_dbg_stats_mmio

			+ i * IPA3_UC_DEBUG_STATS_OFF +

			IPA3_UC_DEBUG_STATS_RINGUSAGEHIGH_OFF);

		stats->ring[i].ringUsageLow = ioread32(

			ipa3_ctx->aqc_ctx.dbg_stats.uc_dbg_stats_mmio

			+ i * IPA3_UC_DEBUG_STATS_OFF +

			IPA3_UC_DEBUG_STATS_RINGUSAGELOW_OFF);

		stats->ring[i].RingUtilCount = ioread32(

			ipa3_ctx->aqc_ctx.dbg_stats.uc_dbg_stats_mmio

			+ i * IPA3_UC_DEBUG_STATS_OFF +

			IPA3_UC_DEBUG_STATS_RINGUTILCOUNT_OFF);

	}

	IPA_ACTIVE_CLIENTS_DEC_SIMPLE();





	return 0;

}