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Commit 23650562 authored by Skylar Chang's avatar Skylar Chang
Browse files

msm: gsi: do not register to inter ee irq 



Inter EE commands and IRQ are not supported currently
and AP does not have access to those.

CRs-Fixed: 1048160
Change-Id: I033044db83e8af6fb0976d711ea12c2f99291f91
Acked-by: default avatarAdy Abraham <adya@qti.qualcomm.com>
Signed-off-by: default avatarSkylar Chang <chiaweic@codeaurora.org>
parent 816587b4

drivers/platform/msm/gsi/gsi.c

+4 −25
Original line number Diff line number Diff line
@@ -93,26 +93,6 @@ static void __gsi_config_gen_irq(int ee, uint32_t mask, uint32_t val) 
			GSI_EE_n_CNTXT_GSI_IRQ_EN_OFFS(ee));

}



static void __gsi_config_inter_ee_ch_irq(int ee, uint32_t mask, uint32_t val)

{

	uint32_t curr;



	curr = gsi_readl(gsi_ctx->base +

			GSI_INTER_EE_n_SRC_GSI_CH_IRQ_MSK_OFFS(ee));

	gsi_writel((curr & ~mask) | (val & mask), gsi_ctx->base +

			GSI_INTER_EE_n_SRC_GSI_CH_IRQ_MSK_OFFS(ee));

}



static void __gsi_config_inter_ee_evt_irq(int ee, uint32_t mask, uint32_t val)

{

	uint32_t curr;



	curr = gsi_readl(gsi_ctx->base +

			GSI_INTER_EE_n_SRC_EV_CH_IRQ_MSK_OFFS(ee));

	gsi_writel((curr & ~mask) | (val & mask), gsi_ctx->base +

			GSI_INTER_EE_n_SRC_EV_CH_IRQ_MSK_OFFS(ee));

}



static void gsi_handle_ch_ctrl(int ee)

{

	uint32_t ch;
@@ -684,7 +664,10 @@ int gsi_register_device(struct gsi_per_props *props, unsigned long *dev_hdl) 
	/* only support 16 un-reserved + 7 reserved event virtual IDs */

	gsi_ctx->evt_bmap = ~0x7E03FF;



	/* enable all interrupts but GSI_BREAK_POINT */

	/*

	 * enable all interrupts but GSI_BREAK_POINT.

	 * Inter EE commands / interrupt are no supported.

	 */

	__gsi_config_type_irq(props->ee, ~0, ~0);

	__gsi_config_ch_irq(props->ee, ~0, ~0);

	__gsi_config_evt_irq(props->ee, ~0, ~0);
@@ -692,8 +675,6 @@ int gsi_register_device(struct gsi_per_props *props, unsigned long *dev_hdl) 
	__gsi_config_glob_irq(props->ee, ~0, ~0);

	__gsi_config_gen_irq(props->ee, ~0,

		~GSI_EE_n_CNTXT_GSI_IRQ_CLR_GSI_BREAK_POINT_BMSK);

	__gsi_config_inter_ee_ch_irq(props->ee, ~0, ~0);

	__gsi_config_inter_ee_evt_irq(props->ee, ~0, ~0);



	gsi_writel(props->intr, gsi_ctx->base +

			GSI_EE_n_CNTXT_INTSET_OFFS(gsi_ctx->per.ee));
@@ -791,8 +772,6 @@ int gsi_deregister_device(unsigned long dev_hdl, bool force) 
	__gsi_config_ieob_irq(gsi_ctx->per.ee, ~0, 0);

	__gsi_config_glob_irq(gsi_ctx->per.ee, ~0, 0);

	__gsi_config_gen_irq(gsi_ctx->per.ee, ~0, 0);

	__gsi_config_inter_ee_ch_irq(gsi_ctx->per.ee, ~0, 0);

	__gsi_config_inter_ee_evt_irq(gsi_ctx->per.ee, ~0, 0);



	devm_free_irq(gsi_ctx->dev, gsi_ctx->per.irq, gsi_ctx);

	devm_iounmap(gsi_ctx->dev, gsi_ctx->base);