Commit a76e712a authored by Ajay Singh's avatar Ajay Singh Committed by Greg Kroah-Hartman
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staging: wilc1000: remove unused interrupt status handling code 



Remove interrupt handling for unused interrupt status(PLL update and
Sleep). The firmware only initiates the interrupt for the data transfer
to host and rest are not used anymore.

Signed-off-by: default avatarAjay Singh <ajay.kathat@microchip.com>
Link: https://lore.kernel.org/r/20190910074514.3073-1-ajay.kathat@microchip.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5817eca0

drivers/staging/wilc1000/wilc_wlan.c

+0 −26
Original line number Diff line number Diff line
@@ -758,26 +758,6 @@ static void wilc_unknown_isr_ext(struct wilc *wilc) 
	wilc->hif_func->hif_clear_int_ext(wilc, 0);

}



static void wilc_pllupdate_isr_ext(struct wilc *wilc, u32 int_stats)

{

	int trials = 10;



	wilc->hif_func->hif_clear_int_ext(wilc, PLL_INT_CLR);



	if (wilc->io_type == WILC_HIF_SDIO)

		mdelay(WILC_PLL_TO_SDIO);

	else

		mdelay(WILC_PLL_TO_SPI);



	while (!(is_wilc1000(wilc_get_chipid(wilc, true)) && --trials))

		mdelay(1);

}



static void wilc_sleeptimer_isr_ext(struct wilc *wilc, u32 int_stats1)

{

	wilc->hif_func->hif_clear_int_ext(wilc, SLEEP_INT_CLR);

}



static void wilc_wlan_handle_isr_ext(struct wilc *wilc, u32 int_status)

{

	u32 offset = wilc->rx_buffer_offset;
@@ -827,15 +807,9 @@ void wilc_handle_isr(struct wilc *wilc) 
	acquire_bus(wilc, WILC_BUS_ACQUIRE_AND_WAKEUP);

	wilc->hif_func->hif_read_int(wilc, &int_status);



	if (int_status & PLL_INT_EXT)

		wilc_pllupdate_isr_ext(wilc, int_status);



	if (int_status & DATA_INT_EXT)

		wilc_wlan_handle_isr_ext(wilc, int_status);



	if (int_status & SLEEP_INT_EXT)

		wilc_sleeptimer_isr_ext(wilc, int_status);



	if (!(int_status & (ALL_INT_EXT)))

		wilc_unknown_isr_ext(wilc);

drivers/staging/wilc1000/wilc_wlan.h

+2 −8
Original line number Diff line number Diff line
@@ -128,8 +128,6 @@ 
#define WILC_CFG_RSP_STATUS	2

#define WILC_CFG_RSP_SCAN	3



#define WILC_PLL_TO_SDIO	4

#define WILC_PLL_TO_SPI		2

#define WILC_ABORT_REQ_BIT		BIT(31)



#define WILC_RX_BUFF_SIZE	(96 * 1024)
@@ -185,14 +183,10 @@ 
#define EN_VMM			BIT(8)



#define DATA_INT_EXT		INT_0

#define PLL_INT_EXT		INT_1

#define SLEEP_INT_EXT		INT_2

#define ALL_INT_EXT		(DATA_INT_EXT | PLL_INT_EXT | SLEEP_INT_EXT)

#define NUM_INT_EXT		3

#define ALL_INT_EXT		DATA_INT_EXT

#define NUM_INT_EXT		1



#define DATA_INT_CLR		CLR_INT0

#define PLL_INT_CLR		CLR_INT1

#define SLEEP_INT_CLR		CLR_INT2



#define ENABLE_RX_VMM		(SEL_VMM_TBL1 | EN_VMM)

#define ENABLE_TX_VMM		(SEL_VMM_TBL0 | EN_VMM)

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