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Message-Id: <1474639934-16494-8-git-send-email-sergio.paracuellos@gmail.com>
Date: Fri, 23 Sep 2016 16:12:13 +0200
From: Sergio Paracuellos <sergio.paracuellos@...il.com>
To: gregkh@...uxfoundation.org
Cc: bhumirks@...il.com, jrickertkc@...il.com,
devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 7/8 V2] staging: rts5208: fix style warnings in sd.c
This patch fixes the following checkpatch.pl warning in sd.c:
WARNING: else is not generally useful after a break or return
It also makes code more uniform with the new changes
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@...il.com>
---
drivers/staging/rts5208/sd.c | 173 +++++++++++++++----------------------------
1 file changed, 61 insertions(+), 112 deletions(-)
diff --git a/drivers/staging/rts5208/sd.c b/drivers/staging/rts5208/sd.c
index e72c432..b0bbb36 100644
--- a/drivers/staging/rts5208/sd.c
+++ b/drivers/staging/rts5208/sd.c
@@ -2588,16 +2588,12 @@ static int reset_sd(struct rtsx_chip *chip)
#endif
retval = sd_prepare_reset(chip);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
retval = sd_dummy_clock(chip);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
if (CHK_SDIO_EXIST(chip) && !CHK_SDIO_IGNORED(chip) && try_sdio) {
int rty_cnt = 0;
@@ -2605,8 +2601,7 @@ static int reset_sd(struct rtsx_chip *chip)
for (; rty_cnt < chip->sdio_retry_cnt; rty_cnt++) {
if (detect_card_cd(chip, SD_CARD) != STATUS_SUCCESS) {
sd_set_err_code(chip, SD_NO_CARD);
- rtsx_trace(chip);
- return STATUS_FAIL;
+ goto Status_Fail;
}
retval = sd_send_cmd_get_rsp(chip, IO_SEND_OP_COND, 0,
@@ -2618,8 +2613,7 @@ static int reset_sd(struct rtsx_chip *chip)
dev_dbg(rtsx_dev(chip), "SD_IO card (Function number: %d)!\n",
func_num);
chip->sd_io = 1;
- rtsx_trace(chip);
- return STATUS_FAIL;
+ goto Status_Fail;
}
break;
@@ -2637,10 +2631,8 @@ static int reset_sd(struct rtsx_chip *chip)
RTY_SD_RST:
retval = sd_send_cmd_get_rsp(chip, GO_IDLE_STATE, 0, SD_RSP_TYPE_R0,
NULL, 0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
wait_timeout(20);
@@ -2658,10 +2650,8 @@ static int reset_sd(struct rtsx_chip *chip)
retval = sd_send_cmd_get_rsp(chip, GO_IDLE_STATE, 0,
SD_RSP_TYPE_R0, NULL, 0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
wait_timeout(20);
}
@@ -2672,39 +2662,32 @@ static int reset_sd(struct rtsx_chip *chip)
if (retval != STATUS_SUCCESS) {
if (detect_card_cd(chip, SD_CARD) != STATUS_SUCCESS) {
sd_set_err_code(chip, SD_NO_CARD);
- rtsx_trace(chip);
- return STATUS_FAIL;
+ goto Status_Fail;
}
j++;
- if (j < 3) {
+ if (j < 3)
goto RTY_SD_RST;
- } else {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ else
+ goto Status_Fail;
}
retval = sd_send_cmd_get_rsp(chip, SD_APP_OP_COND, voltage,
SD_RSP_TYPE_R3, rsp, 5);
if (retval != STATUS_SUCCESS) {
k++;
- if (k < 3) {
+ if (k < 3)
goto RTY_SD_RST;
- } else {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ else
+ goto Status_Fail;
}
i++;
wait_timeout(20);
} while (!(rsp[1] & 0x80) && (i < 255));
- if (i == 255) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (i == 255)
+ goto Status_Fail;
if (hi_cap_flow) {
if (rsp[1] & 0x40)
@@ -2721,26 +2704,20 @@ static int reset_sd(struct rtsx_chip *chip)
if (support_1v8) {
retval = sd_voltage_switch(chip);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
}
retval = sd_send_cmd_get_rsp(chip, ALL_SEND_CID, 0, SD_RSP_TYPE_R2,
NULL, 0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
for (i = 0; i < 3; i++) {
retval = sd_send_cmd_get_rsp(chip, SEND_RELATIVE_ADDR, 0,
SD_RSP_TYPE_R6, rsp, 5);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
sd_card->sd_addr = (u32)rsp[1] << 24;
sd_card->sd_addr += (u32)rsp[2] << 16;
@@ -2750,24 +2727,18 @@ static int reset_sd(struct rtsx_chip *chip)
}
retval = sd_check_csd(chip, 1);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
retval = sd_select_card(chip, 1);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
#ifdef SUPPORT_SD_LOCK
SD_UNLOCK_ENTRY:
retval = sd_update_lock_status(chip);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
if (sd_card->sd_lock_status & SD_LOCKED) {
sd_card->sd_lock_status |= (SD_LOCK_1BIT_MODE | SD_PWD_EXIST);
@@ -2779,32 +2750,24 @@ static int reset_sd(struct rtsx_chip *chip)
retval = sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr,
SD_RSP_TYPE_R1, NULL, 0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
retval = sd_send_cmd_get_rsp(chip, SET_CLR_CARD_DETECT, 0,
SD_RSP_TYPE_R1, NULL, 0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
if (support_1v8) {
retval = sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr,
SD_RSP_TYPE_R1, NULL, 0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
retval = sd_send_cmd_get_rsp(chip, SET_BUS_WIDTH, 2,
SD_RSP_TYPE_R1, NULL, 0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
switch_bus_width = SD_BUS_WIDTH_4;
} else {
@@ -2813,16 +2776,12 @@ static int reset_sd(struct rtsx_chip *chip)
retval = sd_send_cmd_get_rsp(chip, SET_BLOCKLEN, 0x200, SD_RSP_TYPE_R1,
NULL, 0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
retval = sd_set_clock_divider(chip, SD_CLK_DIVIDE_0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
if (!(sd_card->raw_csd[4] & 0x40))
sd_dont_switch = true;
@@ -2861,17 +2820,13 @@ static int reset_sd(struct rtsx_chip *chip)
if (!support_1v8) {
retval = sd_send_cmd_get_rsp(chip, APP_CMD, sd_card->sd_addr,
SD_RSP_TYPE_R1, NULL, 0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
retval = sd_send_cmd_get_rsp(chip, SET_BUS_WIDTH, 2,
SD_RSP_TYPE_R1, NULL, 0);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
}
#ifdef SUPPORT_SD_LOCK
@@ -2889,10 +2844,8 @@ static int reset_sd(struct rtsx_chip *chip)
}
retval = sd_set_init_para(chip);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
if (CHK_SD_DDR50(sd_card))
retval = sd_ddr_tuning(chip);
@@ -2901,14 +2854,11 @@ static int reset_sd(struct rtsx_chip *chip)
if (retval != STATUS_SUCCESS) {
if (sd20_mode) {
- rtsx_trace(chip);
- return STATUS_FAIL;
+ goto Status_Fail;
} else {
retval = sd_init_power(chip);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
try_sdio = false;
sd20_mode = true;
@@ -2929,14 +2879,11 @@ static int reset_sd(struct rtsx_chip *chip)
retval = sd_read_lba0(chip);
if (retval != STATUS_SUCCESS) {
if (sd20_mode) {
- rtsx_trace(chip);
- return STATUS_FAIL;
+ goto Status_Fail;
} else {
retval = sd_init_power(chip);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
try_sdio = false;
sd20_mode = true;
@@ -2947,10 +2894,8 @@ static int reset_sd(struct rtsx_chip *chip)
}
retval = sd_check_wp_state(chip);
- if (retval != STATUS_SUCCESS) {
- rtsx_trace(chip);
- return STATUS_FAIL;
- }
+ if (retval != STATUS_SUCCESS)
+ goto Status_Fail;
chip->card_bus_width[chip->card2lun[SD_CARD]] = 4;
@@ -2972,6 +2917,10 @@ static int reset_sd(struct rtsx_chip *chip)
#endif
return STATUS_SUCCESS;
+
+Status_Fail:
+ rtsx_trace(chip);
+ return STATUS_FAIL;
}
static int mmc_test_switch_bus(struct rtsx_chip *chip, u8 width)
--
1.9.1
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