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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: Ajay Singh <ajay.kathat@microchip.com>
Link: https://lore.kernel.org/r/20190910074514.3073-1-ajay.kathat@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ajay Singh 2019-09-10 07:46:04 +00:00 committed by Greg Kroah-Hartman
parent 5817eca067
commit a76e712a5a
2 changed files with 2 additions and 34 deletions
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26
drivers/staging/wilc1000/wilc_wlan.c
View File

@ -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);

10
drivers/staging/wilc1000/wilc_wlan.h
View File

@ -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)