[1/2] staging: wilc1000: remove unused interrupt status handling code

Commit Message

Ajay Singh Sept. 10, 2019, 7:46 a.m. UTC

From: Ajay Singh <[e-mail]>

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 <[e-mail]>
---
 drivers/staging/wilc1000/wilc_wlan.c | 26 --------------------------
 drivers/staging/wilc1000/wilc_wlan.h | 10 ++--------
 2 files changed, 2 insertions(+), 34 deletions(-)

Patch

diff --git a/drivers/staging/wilc1000/wilc_wlan.c b/drivers/staging/wilc1000/wilc_wlan.c
index 2bbb359d2119..771d8cb68dc1 100644
--- a/drivers/staging/wilc1000/wilc_wlan.c
+++ b/drivers/staging/wilc1000/wilc_wlan.c
@@ -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);
 
diff --git a/drivers/staging/wilc1000/wilc_wlan.h b/drivers/staging/wilc1000/wilc_wlan.h
index f566d040bb72..7469fa47d588 100644
--- a/drivers/staging/wilc1000/wilc_wlan.h
+++ b/drivers/staging/wilc1000/wilc_wlan.h
@@ -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)