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Commit 443b1623 authored by Nadine Toledano's avatar Nadine Toledano
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msm: ipa: add IPADMA 



Support IPADMA for MHI client to enable dma using IPA BAM.
Exposes APIs for MHI client which performs synchronous memcpy
and asynchronous memcpy.

Change-Id: Iecbab5d2520f2481d6e715e92e39052382f45e32
Signed-off-by: default avatarNadine Toledano <nadinet@codeaurora.org>
parent b6d89b7b

drivers/platform/msm/ipa/Makefile

+1 −2
Original line number Diff line number Diff line
@@ -2,7 +2,6 @@ obj-$(CONFIG_IPA) += ipat.o 
ipat-y := ipa.o ipa_debugfs.o ipa_hdr.o ipa_flt.o ipa_rt.o ipa_dp.o ipa_client.o \

	ipa_utils.o ipa_nat.o ipa_intf.o teth_bridge.o ipa_interrupts.o odu_bridge.o \

	ipa_rm.o ipa_rm_dependency_graph.o ipa_rm_peers_list.o ipa_rm_resource.o ipa_rm_inactivity_timer.o \

	ipa_uc.o ipa_uc_wdi.o

	ipa_uc.o ipa_uc_wdi.o ipa_dma.o



obj-$(CONFIG_RMNET_IPA) += rmnet_ipa.o ipa_qmi_service_v01.o ipa_qmi_service.o rmnet_ipa_fd_ioctl.o

drivers/platform/msm/ipa/ipa_dma.c

0 → 100644
+785 −0

File added.

Preview size limit exceeded, changes collapsed.

drivers/platform/msm/ipa/ipa_dp.c

+47 −2

File changed.

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drivers/platform/msm/ipa/ipa_i.h

+2 −0
Original line number Diff line number Diff line
@@ -1423,4 +1423,6 @@ void ipa_uc_register_handlers(enum ipa_hw_features feature, 
			      struct ipa_uc_hdlrs *hdlrs);

int create_nat_device(void);

int ipa_uc_notify_clk_state(bool enabled);

void ipa_dma_async_memcpy_notify_cb(void *priv,

		enum ipa_dp_evt_type evt, unsigned long data);

#endif /* _IPA_I_H_ */

drivers/platform/msm/ipa/ipa_utils.c

+8 −0
Original line number Diff line number Diff line
@@ -113,6 +113,10 @@ static const int ep_mapping[2][IPA_CLIENT_MAX] = { 
	[IPA_2_0][IPA_CLIENT_ODU_PROD]           = 12,

	[IPA_2_0][IPA_CLIENT_Q6_LAN_PROD]        =  6,

	[IPA_2_0][IPA_CLIENT_Q6_CMD_PROD]        =  7,

	[IPA_2_0][IPA_CLIENT_MEMCPY_DMA_SYNC_PROD]

						 =  12,

	[IPA_2_0][IPA_CLIENT_MEMCPY_DMA_ASYNC_PROD]

						 =  19,

	/* Only for test purpose */

	[IPA_2_0][IPA_CLIENT_TEST_PROD]          = 19,

	[IPA_2_0][IPA_CLIENT_TEST1_PROD]         = 19,
@@ -144,6 +148,10 @@ static const int ep_mapping[2][IPA_CLIENT_MAX] = { 
	[IPA_2_0][IPA_CLIENT_Q6_LAN_CONS]        =  8,

	[IPA_2_0][IPA_CLIENT_Q6_WAN_CONS]        =  9,

	[IPA_2_0][IPA_CLIENT_Q6_DUN_CONS]        = 10,

	[IPA_2_0][IPA_CLIENT_MEMCPY_DMA_SYNC_CONS]

						 =  13,

	[IPA_2_0][IPA_CLIENT_MEMCPY_DMA_ASYNC_CONS]

						 =  16,

	/* Only for test purpose */

	[IPA_2_0][IPA_CLIENT_TEST_CONS]          = 14,

	[IPA_2_0][IPA_CLIENT_TEST1_CONS]         = 14,