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Commit e68b5298 authored by Ashok Vuyyuru's avatar Ashok Vuyyuru Committed by Mohit Sharma
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msm: ipa4: Adding changes to support load new GSI FW 



Lito and Lagoon targets sharing same lunch option but
using different signing images, adding support
to load specific FW image to based on DTSI entry.

Change-Id: I2c30a577aef1b9ed8a1e2b1179d71e06235453f6
Signed-off-by: default avatarAshok Vuyyuru <avuyyuru@codeaurora.org>
parent 219b3fb4

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

+60 −5
Original line number Diff line number Diff line
@@ -6160,10 +6160,19 @@ static void ipa3_load_ipa_fw(struct work_struct *work) 


	if (ipa3_ctx->ipa3_hw_mode != IPA_HW_MODE_EMULATION &&

	    ((ipa3_ctx->platform_type != IPA_PLAT_TYPE_MDM) ||

	    (ipa3_ctx->ipa_hw_type >= IPA_HW_v3_5)))

		result = ipa3_pil_load_ipa_fws(IPA_SUBSYSTEM_NAME);

	    (ipa3_ctx->ipa_hw_type >= IPA_HW_v3_5))) {

		/* some targets sharing same lunch option but

		 * using different signing images, adding support to

		 * load specific FW image to based on dt entry.

		 */

		if (ipa3_ctx->gsi_fw_file_name)

			result = ipa3_pil_load_ipa_fws(

						ipa3_ctx->gsi_fw_file_name);

		else

			result = ipa3_pil_load_ipa_fws(IPA_SUBSYSTEM_NAME);

	} else {

		result = ipa3_manual_load_ipa_fws();

	}



	IPA_ACTIVE_CLIENTS_DEC_SIMPLE();
@@ -6189,6 +6198,10 @@ static void ipa3_load_ipa_fw(struct work_struct *work) 
		/* Unvoting will happen when uC loaded event received. */

		ipa3_proxy_clk_vote();



		if (ipa3_ctx->uc_fw_file_name)

			result = ipa3_pil_load_ipa_fws(

						ipa3_ctx->uc_fw_file_name);

		else

			result = ipa3_pil_load_ipa_fws(IPA_UC_SUBSYSTEM_NAME);

		if (result) {

			IPAERR("IPA uC loading process has failed result=%d\n",
@@ -6542,6 +6555,34 @@ static int ipa3_pre_init(const struct ipa3_plat_drv_res *resource_p, 
		resource_p->do_ram_collection_on_crash;

	ipa3_ctx->lan_rx_napi_enable = resource_p->lan_rx_napi_enable;



	if (resource_p->gsi_fw_file_name) {

		ipa3_ctx->gsi_fw_file_name =

			kzalloc(((strlen(resource_p->gsi_fw_file_name)+1) *

				sizeof(const char)), GFP_KERNEL);

		if (ipa3_ctx->gsi_fw_file_name == NULL) {

			IPAERR_RL("Failed to alloc GSI FW file name\n");

			result = -ENOMEM;

			goto fail_gsi_file_alloc;

		}

		memcpy(ipa3_ctx->gsi_fw_file_name,

				(void const *)resource_p->gsi_fw_file_name,

				strlen(resource_p->gsi_fw_file_name));

	}



	if (resource_p->uc_fw_file_name) {

		ipa3_ctx->uc_fw_file_name =

			kzalloc(((strlen(resource_p->uc_fw_file_name)+1) *

				sizeof(const char)), GFP_KERNEL);

		if (ipa3_ctx->uc_fw_file_name == NULL) {

			IPAERR_RL("Failed to alloc uC FW file name\n");

			result = -ENOMEM;

			goto fail_uc_file_alloc;

		}

		memcpy(ipa3_ctx->uc_fw_file_name,

			(void const *)resource_p->uc_fw_file_name,

			strlen(resource_p->uc_fw_file_name));

	}



	if (ipa3_ctx->secure_debug_check_action == USE_SCM) {

		if (ipa_is_mem_dump_allowed())

			ipa3_ctx->sd_state = SD_ENABLED;
@@ -7026,6 +7067,9 @@ static int ipa3_pre_init(const struct ipa3_plat_drv_res *resource_p, 
fail_tz_unlock_reg:

	if (ipa3_ctx->logbuf)

		ipc_log_context_destroy(ipa3_ctx->logbuf);

fail_uc_file_alloc:

	kfree(ipa3_ctx->gsi_fw_file_name);

fail_gsi_file_alloc:

	kfree(ipa3_ctx);

	ipa3_ctx = NULL;

fail_mem_ctx:
@@ -7311,7 +7355,18 @@ static int get_ipa_dts_configuration(struct platform_device *pdev, 
	IPADBG(": Enable LAN rx NAPI = %s\n",

		ipa_drv_res->lan_rx_napi_enable

		? "True" : "False");



	result = of_property_read_string(pdev->dev.of_node,

			"qcom,use-gsi-ipa-fw", &ipa_drv_res->gsi_fw_file_name);

	if (!result)

		IPADBG("GSI IPA FW name %s\n", ipa_drv_res->gsi_fw_file_name);

	else

		IPADBG("GSI IPA FW file not defined. Using default one\n");

	result = of_property_read_string(pdev->dev.of_node,

			"qcom,use-uc-ipa-fw", &ipa_drv_res->uc_fw_file_name);

	if (!result)

		IPADBG("uC IPA FW name = %s\n", ipa_drv_res->uc_fw_file_name);

	else

		IPADBG("uC IPA FW file not defined. Using default one\n");

	/* Get IPA wrapper address */

	resource = platform_get_resource_byname(pdev, IORESOURCE_MEM,

			"ipa-base");

drivers/platform/msm/ipa/ipa_v3/ipa_i.h

+6 −0
Original line number Diff line number Diff line
@@ -1841,6 +1841,8 @@ struct ipa3_app_clock_vote { 
 * @lan_ndev: dummy netdev for LAN rx NAPI

 * @napi_lan_rx: NAPI object for LAN rx

 * @coal_cmd_pyld: holds the coslescing close frame command payload

 * @gsi_fw_file_name: GSI IPA fw file name

 * @uc_fw_file_name: uC IPA fw file name

 */

struct ipa3_context {

	struct ipa3_char_device_context cdev;
@@ -2014,6 +2016,8 @@ struct ipa3_context { 
	struct napi_struct napi_lan_rx;

	struct ipahal_imm_cmd_pyld *coal_cmd_pyld;

	struct ipa3_app_clock_vote app_clock_vote;

	char *gsi_fw_file_name;

	char *uc_fw_file_name;

};



struct ipa3_plat_drv_res {
@@ -2062,6 +2066,8 @@ struct ipa3_plat_drv_res { 
	bool ipa_endp_delay_wa;

	bool skip_ieob_mask_wa;

	bool ipa_wan_skb_page;

	const char *gsi_fw_file_name;

	const char *uc_fw_file_name;

};



/**