Merge "msm: ipa2: V2 SDM450 kernel 4.9 porting" (9c8919d1) · Commits · e / devices / android_kernel_fairphone_FP3

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

+28 −2

Original line number	Diff line number	Diff line
		@@ -19,7 +19,9 @@
		#include <linux/ipa_qmi_service_v01.h>
		#include <linux/ipa_mhi.h>
		#include "../ipa_common_i.h"
		#ifdef CONFIG_IPA3
		#include "../ipa_v3/ipa_pm.h"
		#endif

		#define IPA_MHI_DRV_NAME "ipa_mhi_client"
		#define IPA_MHI_DBG(fmt, args...) \
		@@ -842,6 +844,7 @@ int ipa_mhi_start(struct ipa_mhi_start_params *params)
		IPA_MHI_DBG("event_context_array_addr 0x%llx\n",
		ipa_mhi_client_ctx->event_context_array_addr);

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used()) {
		res = ipa_pm_activate_sync(ipa_mhi_client_ctx->pm_hdl);
		if (res) {
		@@ -854,6 +857,7 @@ int ipa_mhi_start(struct ipa_mhi_start_params *params)
		goto fail_pm_activate_modem;
		}
		} else {
		#endif
		/* Add MHI <-> Q6 dependencies to IPA RM */
		res = ipa_rm_add_dependency(IPA_RM_RESOURCE_MHI_PROD,
		IPA_RM_RESOURCE_Q6_CONS);
		@@ -874,7 +878,9 @@ int ipa_mhi_start(struct ipa_mhi_start_params *params)
		IPA_MHI_ERR("failed request prod %d\n", res);
		goto fail_request_prod;
		}
		#ifdef CONFIG_IPA3
		}
		#endif

		/* gsi params */
		init_params.gsi.first_ch_idx =
		@@ -912,12 +918,14 @@ int ipa_mhi_start(struct ipa_mhi_start_params *params)
		ipa_rm_delete_dependency(IPA_RM_RESOURCE_MHI_PROD,
		IPA_RM_RESOURCE_Q6_CONS);
		fail_add_mhi_q6_dep:
		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		ipa_pm_deactivate_sync(ipa_mhi_client_ctx->modem_pm_hdl);
		fail_pm_activate_modem:
		if (ipa_pm_is_used())
		ipa_pm_deactivate_sync(ipa_mhi_client_ctx->pm_hdl);
		fail_pm_activate:
		#endif
		ipa_mhi_set_state(IPA_MHI_STATE_INITIALIZED);
		return res;
		}
		@@ -2124,6 +2132,7 @@ int ipa_mhi_suspend(bool force)
		*/
		IPA_ACTIVE_CLIENTS_INC_SIMPLE();

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used()) {
		res = ipa_pm_deactivate_sync(ipa_mhi_client_ctx->pm_hdl);
		if (res) {
		@@ -2136,6 +2145,7 @@ int ipa_mhi_suspend(bool force)
		goto fail_deactivate_modem_pm;
		}
		} else {
		#endif
		IPA_MHI_DBG("release prod\n");
		res = ipa_mhi_release_prod();
		if (res) {
		@@ -2149,7 +2159,9 @@ int ipa_mhi_suspend(bool force)
		IPA_MHI_ERR("ipa_mhi_wait_for_cons_release failed\n");
		goto fail_release_cons;
		}
		#ifdef CONFIG_IPA3
		}
		#endif
		usleep_range(IPA_MHI_SUSPEND_SLEEP_MIN, IPA_MHI_SUSPEND_SLEEP_MAX);

		res = ipa_mhi_suspend_dl(force);
		@@ -2176,12 +2188,14 @@ int ipa_mhi_suspend(bool force)
		if (!ipa_pm_is_used())
		ipa_mhi_request_prod();
		fail_release_prod:
		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		ipa_pm_deactivate_sync(ipa_mhi_client_ctx->modem_pm_hdl);
		fail_deactivate_modem_pm:
		if (ipa_pm_is_used())
		ipa_pm_deactivate_sync(ipa_mhi_client_ctx->pm_hdl);
		fail_deactivate_pm:
		#endif
		IPA_ACTIVE_CLIENTS_DEC_SIMPLE();
		fail_suspend_ul_channel:
		ipa_mhi_resume_channels(true, ipa_mhi_client_ctx->ul_channels);
		@@ -2241,6 +2255,7 @@ int ipa_mhi_resume(void)
		ipa_mhi_client_ctx->rm_cons_state = IPA_MHI_RM_STATE_GRANTED;
		}

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used()) {
		res = ipa_pm_activate_sync(ipa_mhi_client_ctx->pm_hdl);
		if (res) {
		@@ -2253,12 +2268,15 @@ int ipa_mhi_resume(void)
		goto fail_pm_activate_modem;
		}
		} else {
		#endif
		res = ipa_mhi_request_prod();
		if (res) {
		IPA_MHI_ERR("ipa_mhi_request_prod failed %d\n", res);
		goto fail_request_prod;
		}
		#ifdef CONFIG_IPA3
		}
		#endif

		/* resume all UL channels */
		res = ipa_mhi_resume_channels(false,
		@@ -2298,12 +2316,14 @@ int ipa_mhi_resume(void)
		if (!ipa_pm_is_used())
		ipa_mhi_release_prod();
		fail_request_prod:
		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		ipa_pm_deactivate_sync(ipa_mhi_client_ctx->modem_pm_hdl);
		fail_pm_activate_modem:
		if (ipa_pm_is_used())
		ipa_pm_deactivate_sync(ipa_mhi_client_ctx->pm_hdl);
		fail_pm_activate:
		#endif
		ipa_mhi_suspend_channels(ipa_mhi_client_ctx->dl_channels);
		fail_resume_dl_channels:
		ipa_mhi_set_state(IPA_MHI_STATE_SUSPENDED);
		@@ -2455,6 +2475,7 @@ static void ipa_mhi_delete_rm_resources(void)
		ipa_assert();
		}

		#ifdef CONFIG_IPA3
		static void ipa_mhi_deregister_pm(void)
		{
		ipa_pm_deactivate_sync(ipa_mhi_client_ctx->pm_hdl);
		@@ -2465,7 +2486,7 @@ static void ipa_mhi_deregister_pm(void)
		ipa_pm_deregister(ipa_mhi_client_ctx->modem_pm_hdl);
		ipa_mhi_client_ctx->modem_pm_hdl = ~0;
		}

		#endif
		/**
		* ipa_mhi_destroy() - Destroy MHI IPA
		*
		@@ -2498,9 +2519,11 @@ void ipa_mhi_destroy(void)
		ipa_uc_mhi_cleanup();
		}

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		ipa_mhi_deregister_pm();
		else
		#endif
		ipa_mhi_delete_rm_resources();

		ipa_dma_destroy();
		@@ -2516,6 +2539,7 @@ void ipa_mhi_destroy(void)
		ipa_assert();
		}

		#ifdef CONFIG_IPA3
		static void ipa_mhi_pm_cb(void *p, enum ipa_pm_cb_event event)
		{
		unsigned long flags;
		@@ -2587,7 +2611,7 @@ static int ipa_mhi_register_pm(void)
		ipa_mhi_client_ctx->pm_hdl = ~0;
		return res;
		}

		#endif
		static int ipa_mhi_create_rm_resources(void)
		{
		int res;
		@@ -2725,9 +2749,11 @@ int ipa_mhi_init(struct ipa_mhi_init_params *params)
		goto fail_dma_init;
		}

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		res = ipa_mhi_register_pm();
		else
		#endif
		res = ipa_mhi_create_rm_resources();
		if (res) {
		IPA_MHI_ERR("failed to create RM resources\n");

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

+24 −2

Original line number	Diff line number	Diff line
		@@ -13,7 +13,9 @@
		#include <linux/ipa_uc_offload.h>
		#include <linux/msm_ipa.h>
		#include "../ipa_common_i.h"
		#ifdef CONFIG_IPA3
		#include "../ipa_v3/ipa_pm.h"
		#endif

		#define IPA_NTN_DMA_POOL_ALIGNMENT 8
		#define OFFLOAD_DRV_NAME "ipa_uc_offload"
		@@ -115,6 +117,7 @@ static int ipa_commit_partial_hdr(
		return 0;
		}

		#ifdef CONFIG_IPA3
		static void ipa_uc_offload_ntn_pm_cb(void *p, enum ipa_pm_cb_event event)
		{
		/* suspend/resume is not supported */
		@@ -156,6 +159,7 @@ static void ipa_uc_offload_ntn_deregister_pm_client(
		ipa_pm_deactivate_sync(ntn_ctx->pm_hdl);
		ipa_pm_deregister(ntn_ctx->pm_hdl);
		}
		#endif
		static int ipa_uc_offload_ntn_create_rm_resources(
		struct ipa_uc_offload_ctx *ntn_ctx)
		{
		@@ -203,9 +207,11 @@ static int ipa_uc_offload_ntn_reg_intf(

		IPA_UC_OFFLOAD_DBG("register interface for netdev %s\n",
		inp->netdev_name);
		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		ret = ipa_uc_offload_ntn_register_pm_client(ntn_ctx);
		else
		#endif
		ret = ipa_uc_offload_ntn_create_rm_resources(ntn_ctx);
		if (ret) {
		IPA_UC_OFFLOAD_ERR("fail to create rm resource\n");
		@@ -289,12 +295,16 @@ static int ipa_uc_offload_ntn_reg_intf(
		fail:
		kfree(hdr);
		fail_alloc:
		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used()) {
		ipa_uc_offload_ntn_deregister_pm_client(ntn_ctx);
		} else {
		#endif
		ipa_rm_delete_resource(IPA_RM_RESOURCE_ETHERNET_CONS);
		ipa_rm_delete_resource(IPA_RM_RESOURCE_ETHERNET_PROD);
		#ifdef CONFIG_IPA3
		}
		#endif
		return ret;
		}

		@@ -412,6 +422,7 @@ int ipa_uc_ntn_conn_pipes(struct ipa_ntn_conn_in_params *inp,
		return -EINVAL;
		}

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used()) {
		result = ipa_pm_activate_sync(ntn_ctx->pm_hdl);
		if (result) {
		@@ -419,6 +430,7 @@ int ipa_uc_ntn_conn_pipes(struct ipa_ntn_conn_in_params *inp,
		return result;
		}
		} else {
		#endif
		result = ipa_rm_add_dependency(IPA_RM_RESOURCE_ETHERNET_PROD,
		IPA_RM_RESOURCE_APPS_CONS);
		if (result) {
		@@ -440,7 +452,9 @@ int ipa_uc_ntn_conn_pipes(struct ipa_ntn_conn_in_params *inp,
		result = -EFAULT;
		goto fail;
		}
		#ifdef CONFIG_IPA3
		}
		#endif

		ntn_ctx->state = IPA_UC_OFFLOAD_STATE_UP;
		result = ipa_setup_uc_ntn_pipes(inp, ntn_ctx->notify,
		@@ -529,11 +543,12 @@ int ipa_set_perf_profile(struct ipa_perf_profile *profile)
		return -EINVAL;
		}

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		return ipa_pm_set_perf_profile(
		ipa_uc_offload_ctx[IPA_UC_NTN]->pm_hdl,
		profile->max_supported_bw_mbps);

		#endif
		if (ipa_rm_set_perf_profile(resource_name, &rm_profile)) {
		IPA_UC_OFFLOAD_ERR("fail to setup rm perf profile\n");
		return -EFAULT;
		@@ -550,6 +565,7 @@ static int ipa_uc_ntn_disconn_pipes(struct ipa_uc_offload_ctx *ntn_ctx)

		ntn_ctx->state = IPA_UC_OFFLOAD_STATE_INITIALIZED;

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used()) {
		ret = ipa_pm_deactivate_sync(ntn_ctx->pm_hdl);
		if (ret) {
		@@ -558,6 +574,7 @@ static int ipa_uc_ntn_disconn_pipes(struct ipa_uc_offload_ctx *ntn_ctx)
		return -EFAULT;
		}
		} else {
		#endif
		ret = ipa_rm_release_resource(IPA_RM_RESOURCE_ETHERNET_PROD);
		if (ret) {
		IPA_UC_OFFLOAD_ERR("fail release ETHERNET_PROD: %d\n",
		@@ -571,7 +588,9 @@ static int ipa_uc_ntn_disconn_pipes(struct ipa_uc_offload_ctx *ntn_ctx)
		IPA_UC_OFFLOAD_ERR("fail del dep ETH->APPS, %d\n", ret);
		return -EFAULT;
		}
		#ifdef CONFIG_IPA3
		}
		#endif

		ipa_ep_idx_ul = ipa_get_ep_mapping(IPA_CLIENT_ETHERNET_PROD);
		ipa_ep_idx_dl = ipa_get_ep_mapping(IPA_CLIENT_ETHERNET_CONS);
		@@ -627,9 +646,11 @@ static int ipa_uc_ntn_cleanup(struct ipa_uc_offload_ctx *ntn_ctx)
		int len, result = 0;
		struct ipa_ioc_del_hdr *hdr;

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used()) {
		ipa_uc_offload_ntn_deregister_pm_client(ntn_ctx);
		} else {
		#endif
		if (ipa_rm_delete_resource(IPA_RM_RESOURCE_ETHERNET_PROD)) {
		IPA_UC_OFFLOAD_ERR("fail to delete ETHERNET_PROD\n");
		return -EFAULT;
		@@ -639,8 +660,9 @@ static int ipa_uc_ntn_cleanup(struct ipa_uc_offload_ctx *ntn_ctx)
		IPA_UC_OFFLOAD_ERR("fail to delete ETHERNET_CONS\n");
		return -EFAULT;
		}
		#ifdef CONFIG_IPA3
		}

		#endif
		len = sizeof(struct ipa_ioc_del_hdr) + 2 * sizeof(struct ipa_hdr_del);
		hdr = kzalloc(len, GFP_KERNEL);
		if (hdr == NULL) {

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

+2 −0

Original line number	Diff line number	Diff line
		@@ -27,7 +27,9 @@
		#include <linux/cdev.h>
		#include <linux/ipa_odu_bridge.h>
		#include "../ipa_common_i.h"
		#ifdef CONFIG_IPA3
		#include "../ipa_v3/ipa_pm.h"
		#endif

		#define ODU_BRIDGE_DRV_NAME "odu_ipa_bridge"

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

+18 −3

Original line number	Diff line number	Diff line
		@@ -28,7 +28,9 @@
		#include <linux/rndis_ipa.h>
		#include <linux/workqueue.h>
		#include "../ipa_common_i.h"
		#ifdef CONFIG_IPA3
		#include "../ipa_v3/ipa_pm.h"
		#endif

		#define CREATE_TRACE_POINTS
		#include "rndis_ipa_trace.h"
		@@ -240,8 +242,10 @@ static void rndis_ipa_rm_notify
		unsigned long data);
		static int rndis_ipa_create_rm_resource(struct rndis_ipa_dev *rndis_ipa_ctx);
		static int rndis_ipa_destroy_rm_resource(struct rndis_ipa_dev *rndis_ipa_ctx);
		#ifdef CONFIG_IPA3
		static int rndis_ipa_register_pm_client(struct rndis_ipa_dev *rndis_ipa_ctx);
		static int rndis_ipa_deregister_pm_client(struct rndis_ipa_dev *rndis_ipa_ctx);
		#endif
		static bool rx_filter(struct sk_buff *skb);
		static bool tx_filter(struct sk_buff *skb);
		static bool rm_enabled(struct rndis_ipa_dev *rndis_ipa_ctx);
		@@ -721,9 +725,11 @@ int rndis_ipa_pipe_connect_notify(
		return -EINVAL;
		}

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		result = rndis_ipa_register_pm_client(rndis_ipa_ctx);
		else
		#endif
		result = rndis_ipa_create_rm_resource(rndis_ipa_ctx);
		if (result) {
		RNDIS_IPA_ERROR("fail on RM create\n");
		@@ -787,9 +793,11 @@ int rndis_ipa_pipe_connect_notify(
		return 0;

		fail:
		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		rndis_ipa_deregister_pm_client(rndis_ipa_ctx);
		else
		#endif
		rndis_ipa_destroy_rm_resource(rndis_ipa_ctx);
		fail_create_rm:
		return result;
		@@ -1262,9 +1270,11 @@ int rndis_ipa_pipe_disconnect_notify(void *private)
		rndis_ipa_ctx->net->stats.tx_dropped += outstanding_dropped_pkts;
		atomic_set(&rndis_ipa_ctx->outstanding_pkts, 0);

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		retval = rndis_ipa_deregister_pm_client(rndis_ipa_ctx);
		else
		#endif
		retval = rndis_ipa_destroy_rm_resource(rndis_ipa_ctx);
		if (retval) {
		RNDIS_IPA_ERROR("Fail to clean RM\n");
		@@ -1822,6 +1832,7 @@ static int rndis_ipa_create_rm_resource(struct rndis_ipa_dev *rndis_ipa_ctx)
		return result;
		}

		#ifdef CONFIG_IPA3
		static void rndis_ipa_pm_cb(void *p, enum ipa_pm_cb_event event)
		{
		struct rndis_ipa_dev *rndis_ipa_ctx = p;
		@@ -1844,7 +1855,7 @@ static void rndis_ipa_pm_cb(void *p, enum ipa_pm_cb_event event)

		RNDIS_IPA_LOG_EXIT();
		}

		#endif
		/**
		* rndis_ipa_destroy_rm_resource() - delete the dependency and destroy
		* the resource done on rndis_ipa_create_rm_resource()
		@@ -1904,6 +1915,7 @@ static int rndis_ipa_destroy_rm_resource(struct rndis_ipa_dev *rndis_ipa_ctx)
		return result;
		}

		#ifdef CONFIG_IPA3
		static int rndis_ipa_register_pm_client(struct rndis_ipa_dev *rndis_ipa_ctx)
		{
		int result;
		@@ -1930,7 +1942,7 @@ static int rndis_ipa_deregister_pm_client(struct rndis_ipa_dev *rndis_ipa_ctx)
		rndis_ipa_ctx->pm_hdl = ~0;
		return 0;
		}

		#endif
		/**
		* resource_request() - request for the Netdev resource
		* @rndis_ipa_ctx: main driver context
		@@ -1951,9 +1963,10 @@ static int resource_request(struct rndis_ipa_dev *rndis_ipa_ctx)
		if (!rm_enabled(rndis_ipa_ctx))
		return result;

		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		return ipa_pm_activate(rndis_ipa_ctx->pm_hdl);

		#endif
		return ipa_rm_inactivity_timer_request_resource(
		DRV_RESOURCE_ID);

		@@ -1972,9 +1985,11 @@ static void resource_release(struct rndis_ipa_dev *rndis_ipa_ctx)
		{
		if (!rm_enabled(rndis_ipa_ctx))
		return;
		#ifdef CONFIG_IPA3
		if (ipa_pm_is_used())
		ipa_pm_deferred_deactivate(rndis_ipa_ctx->pm_hdl);
		else
		#endif
		ipa_rm_inactivity_timer_release_resource(DRV_RESOURCE_ID);

		return;

drivers/platform/msm/ipa/ipa_v2/ipa.c

+17 −6

Original line number	Diff line number	Diff line
		@@ -32,7 +32,7 @@
		#include <linux/delay.h>
		#include <linux/time.h>
		#include <linux/hashtable.h>
		#include <linux/hash.h>
		#include <linux/jhash.h>
		#include "ipa_i.h"
		#include "../ipa_rm_i.h"

		@@ -3281,7 +3281,7 @@ void ipa2_active_clients_log_mod(struct ipa_active_client_logging_info *id,
		hfound = NULL;
		memset(str_to_hash, 0, IPA2_ACTIVE_CLIENTS_LOG_NAME_LEN);
		strlcpy(str_to_hash, id->id_string, IPA2_ACTIVE_CLIENTS_LOG_NAME_LEN);
		hkey = arch_fast_hash(str_to_hash, IPA2_ACTIVE_CLIENTS_LOG_NAME_LEN,
		hkey = jhash(str_to_hash, IPA2_ACTIVE_CLIENTS_LOG_NAME_LEN,
		0);
		hash_for_each_possible(ipa_ctx->ipa2_active_clients_logging.htable,
		hentry, list, hkey) {
		@@ -3730,7 +3730,8 @@ void ipa_suspend_handler(enum ipa_irq_type interrupt,
		* acquire wake lock as long as suspend
		* vote is held
		*/
		ipa_inc_acquire_wakelock();
		ipa_inc_acquire_wakelock(
		IPA_WAKELOCK_REF_CLIENT_SPS);
		ipa_sps_process_irq_schedule_rel();
		}
		mutex_unlock(&ipa_ctx->sps_pm.sps_pm_lock);
		@@ -3803,7 +3804,7 @@ static void ipa_sps_release_resource(struct work_struct *work)
		ipa_sps_process_irq_schedule_rel();
		} else {
		atomic_set(&ipa_ctx->sps_pm.dec_clients, 0);
		ipa_dec_release_wakelock();
		ipa_dec_release_wakelock(IPA_WAKELOCK_REF_CLIENT_SPS);
		IPA_ACTIVE_CLIENTS_DEC_SPECIAL("SPS_RESOURCE");
		}
		}
		@@ -3922,6 +3923,7 @@ static int ipa_init(const struct ipa_plat_drv_res *resource_p,
		ipa_ctx->skip_uc_pipe_reset = resource_p->skip_uc_pipe_reset;
		ipa_ctx->use_dma_zone = resource_p->use_dma_zone;
		ipa_ctx->tethered_flow_control = resource_p->tethered_flow_control;
		ipa_ctx->use_ipa_pm = resource_p->use_ipa_pm;

		/* Setting up IPA RX Polling Timeout Seconds */
		ipa_rx_timeout_min_max_calc(&ipa_ctx->ipa_rx_min_timeout_usec,
		@@ -3973,7 +3975,8 @@ static int ipa_init(const struct ipa_plat_drv_res *resource_p,
		ipa_ctx->ctrl->msm_bus_data_ptr);
		if (!ipa_ctx->ipa_bus_hdl) {
		IPAERR("fail to register with bus mgr!\n");
		result = -ENODEV;
		result = -EPROBE_DEFER;
		bus_scale_table = NULL;
		goto fail_bus_reg;
		}
		} else {
		@@ -4429,11 +4432,11 @@ static int ipa_init(const struct ipa_plat_drv_res *resource_p,
		ipa2_active_clients_log_destroy();
		fail_init_active_client:
		msm_bus_scale_unregister_client(ipa_ctx->ipa_bus_hdl);
		fail_bus_reg:
		if (bus_scale_table) {
		msm_bus_cl_clear_pdata(bus_scale_table);
		bus_scale_table = NULL;
		}
		fail_bus_reg:
		fail_bind:
		kfree(ipa_ctx->ctrl);
		fail_mem_ctrl:
		@@ -4445,12 +4448,20 @@ static int ipa_init(const struct ipa_plat_drv_res *resource_p,
		return result;
		}

		bool ipa_pm_is_used(void)
		{
		return (ipa_ctx) ? ipa_ctx->use_ipa_pm : false;
		}

		static int get_ipa_dts_configuration(struct platform_device *pdev,
		struct ipa_plat_drv_res *ipa_drv_res)
		{
		int result;
		struct resource *resource;

		ipa_drv_res->use_ipa_pm = of_property_read_bool(pdev->dev.of_node,
		"qcom,use-ipa-pm");
		IPADBG("use_ipa_pm=%d\n", ipa_drv_res->use_ipa_pm);
		/* initialize ipa_res */
		ipa_drv_res->ipa_pipe_mem_start_ofst = IPA_PIPE_MEM_START_OFST;
		ipa_drv_res->ipa_pipe_mem_size = IPA_PIPE_MEM_SIZE;