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Commit 1024d06f authored by Ashok Vuyyuru's avatar Ashok Vuyyuru
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msm: ipa3: In deep sleep scenario destroy/ reinitialize uC interrupts 



In deep sleep suspend/resume scenario destroy the uC interrupts
in suspend and reinitialize the interrupts in resume

Change-Id: Ib3631cef8e1e78651b6b79aef7f3d65dae0411c2
Signed-off-by: default avatarAshok Vuyyuru <quic_avuyyuru@quicinc.com>
parent c94d56d4

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

+1 −0
Original line number Diff line number Diff line
@@ -9660,6 +9660,7 @@ static void ipa3_deepsleep_suspend(void) 
	/*Disabling IPA interrupt*/

	ipa3_remove_interrupt_handler(IPA_TX_SUSPEND_IRQ);

	ipa3_interrupts_destroy(ipa3_res.ipa_irq, &ipa3_ctx->master_pdev->dev);

	ipa3_uc_interface_destroy();

	/*Destroy the NAT device*/

	ipa3_nat_ipv6ct_destroy_devices();

	/*Freeing memory allocated for coalesing and dma task*/

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

+1 −0
Original line number Diff line number Diff line
@@ -2978,6 +2978,7 @@ int ipa3_uc_send_cmd(u32 cmd, u32 opcode, u32 expected_status, 
void ipa3_uc_register_handlers(enum ipa3_hw_features feature,

			      struct ipa3_uc_hdlrs *hdlrs);

int ipa3_uc_notify_clk_state(bool enabled);

void ipa3_uc_interface_destroy(void);

int ipa3_dma_setup(void);

void ipa3_dma_shutdown(void);

void ipa3_dma_async_memcpy_notify_cb(void *priv,

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

+3 −1
Original line number Diff line number Diff line
@@ -454,6 +454,8 @@ int ipa3_remove_interrupt_handler(enum ipa_irq_type interrupt) 
		return -EFAULT;

	}



	/*If free ipa3_ctx pointer causing device crash during remove interrupt*/

	if(ipa_interrupt_to_cb[irq_num].private_data != ipa3_ctx)

		kfree(ipa_interrupt_to_cb[irq_num].private_data);

	ipa_interrupt_to_cb[irq_num].deferred_flag = false;

	ipa_interrupt_to_cb[irq_num].handler = NULL;