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staging: mt7621-mmc: Delete N_MSG() and all its users 

This patch removes N_MSG() and all its users since it is a no-op.

Signed-off-by: Nishad Kamdar <nishadkamdar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Nishad Kamdar 2018-09-01 03:47:15 +05:30 committed by Greg Kroah-Hartman
parent 1485e2fb62
commit 72536ea687
2 changed files with 0 additions and 252 deletions
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10
drivers/staging/mt7621-mmc/dbg.h
View File

@ -102,16 +102,6 @@ do { \
} while (0)
#endif /* end of +++ */
#define N_MSG(evt, fmt, args...)
/*
do { \
if ((DBG_EVT_##evt) & sd_debug_zone[host->id]) { \
printk(KERN_ERR TAG"%d -> "fmt" <- %s() : L<%d> PID<%s><0x%x>\n", \
host->id, ##args , __FUNCTION__, __LINE__, current->comm, current->pid); \
} \
} while(0)
*/
#define ERR_MSG(fmt, args...) \
do { \
printk(KERN_ERR TAG"%d -> "fmt" <- %s() : L<%d> PID<%s><0x%x>\n", \

242
drivers/staging/mt7621-mmc/sd.c
View File

@ -230,144 +230,6 @@ static unsigned int msdc_do_command(struct msdc_host *host,
static int msdc_tune_cmdrsp(struct msdc_host *host, struct mmc_command *cmd);
#ifdef MT6575_SD_DEBUG
static void msdc_dump_card_status(struct msdc_host *host, u32 status)
{
/* N_MSG is currently a no-op */
#if 0
static char *state[] = {
"Idle", /* 0 */
"Ready", /* 1 */
"Ident", /* 2 */
"Stby", /* 3 */
"Tran", /* 4 */
"Data", /* 5 */
"Rcv", /* 6 */
"Prg", /* 7 */
"Dis", /* 8 */
"Reserved", /* 9 */
"Reserved", /* 10 */
"Reserved", /* 11 */
"Reserved", /* 12 */
"Reserved", /* 13 */
"Reserved", /* 14 */
"I/O mode", /* 15 */
};
#endif
if (status & R1_OUT_OF_RANGE)
N_MSG(RSP, "[CARD_STATUS] Out of Range");
if (status & R1_ADDRESS_ERROR)
N_MSG(RSP, "[CARD_STATUS] Address Error");
if (status & R1_BLOCK_LEN_ERROR)
N_MSG(RSP, "[CARD_STATUS] Block Len Error");
if (status & R1_ERASE_SEQ_ERROR)
N_MSG(RSP, "[CARD_STATUS] Erase Seq Error");
if (status & R1_ERASE_PARAM)
N_MSG(RSP, "[CARD_STATUS] Erase Param");
if (status & R1_WP_VIOLATION)
N_MSG(RSP, "[CARD_STATUS] WP Violation");
if (status & R1_CARD_IS_LOCKED)
N_MSG(RSP, "[CARD_STATUS] Card is Locked");
if (status & R1_LOCK_UNLOCK_FAILED)
N_MSG(RSP, "[CARD_STATUS] Lock/Unlock Failed");
if (status & R1_COM_CRC_ERROR)
N_MSG(RSP, "[CARD_STATUS] Command CRC Error");
if (status & R1_ILLEGAL_COMMAND)
N_MSG(RSP, "[CARD_STATUS] Illegal Command");
if (status & R1_CARD_ECC_FAILED)
N_MSG(RSP, "[CARD_STATUS] Card ECC Failed");
if (status & R1_CC_ERROR)
N_MSG(RSP, "[CARD_STATUS] CC Error");
if (status & R1_ERROR)
N_MSG(RSP, "[CARD_STATUS] Error");
if (status & R1_UNDERRUN)
N_MSG(RSP, "[CARD_STATUS] Underrun");
if (status & R1_OVERRUN)
N_MSG(RSP, "[CARD_STATUS] Overrun");
if (status & R1_CID_CSD_OVERWRITE)
N_MSG(RSP, "[CARD_STATUS] CID/CSD Overwrite");
if (status & R1_WP_ERASE_SKIP)
N_MSG(RSP, "[CARD_STATUS] WP Eraser Skip");
if (status & R1_CARD_ECC_DISABLED)
N_MSG(RSP, "[CARD_STATUS] Card ECC Disabled");
if (status & R1_ERASE_RESET)
N_MSG(RSP, "[CARD_STATUS] Erase Reset");
if (status & R1_READY_FOR_DATA)
N_MSG(RSP, "[CARD_STATUS] Ready for Data");
if (status & R1_SWITCH_ERROR)
N_MSG(RSP, "[CARD_STATUS] Switch error");
if (status & R1_APP_CMD)
N_MSG(RSP, "[CARD_STATUS] App Command");
N_MSG(RSP, "[CARD_STATUS] '%s' State", state[R1_CURRENT_STATE(status)]);
}
static void msdc_dump_ocr_reg(struct msdc_host *host, u32 resp)
{
if (resp & (1 << 7))
N_MSG(RSP, "[OCR] Low Voltage Range");
if (resp & (1 << 15))
N_MSG(RSP, "[OCR] 2.7-2.8 volt");
if (resp & (1 << 16))
N_MSG(RSP, "[OCR] 2.8-2.9 volt");
if (resp & (1 << 17))
N_MSG(RSP, "[OCR] 2.9-3.0 volt");
if (resp & (1 << 18))
N_MSG(RSP, "[OCR] 3.0-3.1 volt");
if (resp & (1 << 19))
N_MSG(RSP, "[OCR] 3.1-3.2 volt");
if (resp & (1 << 20))
N_MSG(RSP, "[OCR] 3.2-3.3 volt");
if (resp & (1 << 21))
N_MSG(RSP, "[OCR] 3.3-3.4 volt");
if (resp & (1 << 22))
N_MSG(RSP, "[OCR] 3.4-3.5 volt");
if (resp & (1 << 23))
N_MSG(RSP, "[OCR] 3.5-3.6 volt");
if (resp & (1 << 24))
N_MSG(RSP, "[OCR] Switching to 1.8V Accepted (S18A)");
if (resp & (1 << 30))
N_MSG(RSP, "[OCR] Card Capacity Status (CCS)");
if (resp & (1 << 31))
N_MSG(RSP, "[OCR] Card Power Up Status (Idle)");
else
N_MSG(RSP, "[OCR] Card Power Up Status (Busy)");
}
static void msdc_dump_rca_resp(struct msdc_host *host, u32 resp)
{
u32 status = (((resp >> 15) & 0x1) << 23) |
(((resp >> 14) & 0x1) << 22) |
(((resp >> 13) & 0x1) << 19) |
(resp & 0x1fff);
N_MSG(RSP, "[RCA] 0x%.4x", resp >> 16);
msdc_dump_card_status(host, status);
}
static void msdc_dump_io_resp(struct msdc_host *host, u32 resp)
{
u32 flags = (resp >> 8) & 0xFF;
#if 0
char *state[] = {"DIS", "CMD", "TRN", "RFU"};
#endif
if (flags & (1 << 7))
N_MSG(RSP, "[IO] COM_CRC_ERR");
if (flags & (1 << 6))
N_MSG(RSP, "[IO] Illegal command");
if (flags & (1 << 3))
N_MSG(RSP, "[IO] Error");
if (flags & (1 << 2))
N_MSG(RSP, "[IO] RFU");
if (flags & (1 << 1))
N_MSG(RSP, "[IO] Function number error");
if (flags & (1 << 0))
N_MSG(RSP, "[IO] Out of range");
N_MSG(RSP, "[IO] State: %s, Data:0x%x", state[(resp >> 12) & 0x3], resp & 0xFF);
}
#endif
static void msdc_set_timeout(struct msdc_host *host, u32 ns, u32 clks)
{
u32 timeout, clk_ns;
@ -382,9 +244,6 @@ static void msdc_set_timeout(struct msdc_host *host, u32 ns, u32 clks)
timeout = timeout > 255 ? 255 : timeout;
sdr_set_field(host->base + SDC_CFG, SDC_CFG_DTOC, timeout);
N_MSG(OPS, "Set read data timeout: %dns %dclks -> %d x 65536 cycles",
ns, clks, timeout + 1);
}
static void msdc_tasklet_card(struct work_struct *work)
@ -572,8 +431,6 @@ static void msdc_pin_config(struct msdc_host *host, int mode)
break;
}
N_MSG(CFG, "Pins mode(%d), down(%d), up(%d)",
mode, MSDC_PIN_PULL_DOWN, MSDC_PIN_PULL_UP);
}
void msdc_pin_reset(struct msdc_host *host, int mode)
@ -595,9 +452,6 @@ void msdc_pin_reset(struct msdc_host *host, int mode)
static void msdc_core_power(struct msdc_host *host, int on)
{
N_MSG(CFG, "Turn %s %s power (copower: %d -> %d)",
on ? "on" : "off", "core", host->core_power, on);
if (on && host->core_power == 0) {
msdc_vcore_on(host);
host->core_power = 1;
@ -611,8 +465,6 @@ static void msdc_core_power(struct msdc_host *host, int on)
static void msdc_host_power(struct msdc_host *host, int on)
{
N_MSG(CFG, "Turn %s %s power ", on ? "on" : "off", "host");
if (on) {
//msdc_core_power(host, 1); // need do card detection.
msdc_pin_reset(host, MSDC_PIN_PULL_UP);
@ -624,8 +476,6 @@ static void msdc_host_power(struct msdc_host *host, int on)
static void msdc_card_power(struct msdc_host *host, int on)
{
N_MSG(CFG, "Turn %s %s power ", on ? "on" : "off", "card");
if (on) {
msdc_pin_config(host, MSDC_PIN_PULL_UP);
//msdc_vdd_on(host); // need todo card detection.
@ -639,8 +489,6 @@ static void msdc_card_power(struct msdc_host *host, int on)
static void msdc_set_power_mode(struct msdc_host *host, u8 mode)
{
N_MSG(CFG, "Set power mode(%d)", mode);
if (host->power_mode == MMC_POWER_OFF && mode != MMC_POWER_OFF) {
msdc_host_power(host, 1);
msdc_card_power(host, 1);
@ -789,8 +637,6 @@ static unsigned int msdc_command_start(struct msdc_host *host,
rawcmd &= ~(0x0FFF << 16);
}
N_MSG(CMD, "CMD<%d><0x%.8x> Arg<0x%.8x>", opcode, rawcmd, cmd->arg);
tmo = jiffies + timeout;
if (opcode == MMC_SEND_STATUS) {
@ -859,40 +705,6 @@ static unsigned int msdc_command_resp(struct msdc_host *host,
host->cmd = NULL;
//end:
#ifdef MT6575_SD_DEBUG
switch (resp) {
case RESP_NONE:
N_MSG(RSP, "CMD_RSP(%d): %d RSP(%d)", opcode, cmd->error, resp);
break;
case RESP_R2:
N_MSG(RSP, "CMD_RSP(%d): %d RSP(%d)= %.8x %.8x %.8x %.8x",
opcode, cmd->error, resp, cmd->resp[0], cmd->resp[1],
cmd->resp[2], cmd->resp[3]);
break;
default: /* Response types 1, 3, 4, 5, 6, 7(1b) */
N_MSG(RSP, "CMD_RSP(%d): %d RSP(%d)= 0x%.8x",
opcode, cmd->error, resp, cmd->resp[0]);
if (cmd->error == 0) {
switch (resp) {
case RESP_R1:
case RESP_R1B:
msdc_dump_card_status(host, cmd->resp[0]);
break;
case RESP_R3:
msdc_dump_ocr_reg(host, cmd->resp[0]);
break;
case RESP_R5:
msdc_dump_io_resp(host, cmd->resp[0]);
break;
case RESP_R6:
msdc_dump_rca_resp(host, cmd->resp[0]);
break;
}
}
break;
}
#endif
/* do we need to save card's RCA when SD_SEND_RELATIVE_ADDR */
if (!tune)
@ -934,7 +746,6 @@ static unsigned int msdc_do_command(struct msdc_host *host,
end:
N_MSG(CMD, " return<%d> resp<0x%.8x>", cmd->error, cmd->resp[0]);
return cmd->error;
}
@ -943,8 +754,6 @@ end:
static void msdc_dma_resume(struct msdc_host *host)
{
sdr_set_field(host->base + MSDC_DMA_CTRL, MSDC_DMA_CTRL_RESUME, 1);
N_MSG(DMA, "DMA resume");
}
#endif /* end of --- */
@ -955,8 +764,6 @@ static void msdc_dma_start(struct msdc_host *host)
sdr_set_bits(host->base + MSDC_INTEN, wints);
//dsb(); /* --- by chhung */
sdr_set_field(host->base + MSDC_DMA_CTRL, MSDC_DMA_CTRL_START, 1);
N_MSG(DMA, "DMA start");
}
static void msdc_dma_stop(struct msdc_host *host)
@ -964,7 +771,6 @@ static void msdc_dma_stop(struct msdc_host *host)
//u32 retries=500;
u32 wints = MSDC_INTEN_XFER_COMPL | MSDC_INTEN_DATTMO | MSDC_INTEN_DATCRCERR;
N_MSG(DMA, "DMA status: 0x%.8x", readl(host->base + MSDC_DMA_CFG));
//while (readl(host->base + MSDC_DMA_CFG) & MSDC_DMA_CFG_STS);
sdr_set_field(host->base + MSDC_DMA_CTRL, MSDC_DMA_CTRL_STOP, 1);
@ -973,8 +779,6 @@ static void msdc_dma_stop(struct msdc_host *host)
//dsb(); /* --- by chhung */
sdr_clr_bits(host->base + MSDC_INTEN, wints); /* Not just xfer_comp */
N_MSG(DMA, "DMA stop");
}
/* calc checksum */
@ -997,8 +801,6 @@ static void msdc_dma_setup(struct msdc_host *host, struct msdc_dma *dma,
BUG_ON(sglen > MAX_BD_NUM); /* not support currently */
N_MSG(DMA, "DMA sglen<%d> xfersz<%d>", sglen, host->xfer_size);
gpd = dma->gpd;
bd = dma->bd;
@ -1031,10 +833,6 @@ static void msdc_dma_setup(struct msdc_host *host, struct msdc_dma *dma,
sdr_set_field(host->base + MSDC_DMA_CTRL, MSDC_DMA_CTRL_MODE, 1);
writel(PHYSADDR((u32)dma->gpd_addr), host->base + MSDC_DMA_SA);
N_MSG(DMA, "DMA_CTRL = 0x%x", readl(host->base + MSDC_DMA_CTRL));
N_MSG(DMA, "DMA_CFG = 0x%x", readl(host->base + MSDC_DMA_CFG));
N_MSG(DMA, "DMA_SA = 0x%x", readl(host->base + MSDC_DMA_SA));
}
static int msdc_do_request(struct mmc_host *mmc, struct mmc_request *mrq)
@ -1059,7 +857,6 @@ static int msdc_do_request(struct mmc_host *mmc, struct mmc_request *mrq)
#if 0 /* --- by chhung */
//if(host->id ==1){
N_MSG(OPS, "enable clock!");
msdc_ungate_clock(host->id);
//}
#endif /* end of --- */
@ -1151,8 +948,6 @@ done:
}
#endif
N_MSG(OPS, "CMD<%d> data<%s %s> blksz<%d> block<%d> error<%d>", cmd->opcode, (dma ? "dma" : "pio"),
(read ? "read " : "write"), data->blksz, data->blocks, data->error);
}
#if 0 /* --- by chhung */
@ -1161,16 +956,13 @@ done:
if (send_type == SND_CMD) {
if (cmd->opcode == MMC_SEND_STATUS) {
if ((cmd->resp[0] & CARD_READY_FOR_DATA) || (CARD_CURRENT_STATE(cmd->resp[0]) != 7)) {
N_MSG(OPS, "disable clock, CMD13 IDLE");
msdc_gate_clock(host->id);
}
} else {
N_MSG(OPS, "disable clock, CMD<%d>", cmd->opcode);
msdc_gate_clock(host->id);
}
} else {
if (read) {
N_MSG(OPS, "disable clock!!! Read CMD<%d>", cmd->opcode);
msdc_gate_clock(host->id);
}
}
@ -1646,8 +1438,6 @@ static void msdc_set_buswidth(struct msdc_host *host, u32 width)
}
writel(val, host->base + SDC_CFG);
N_MSG(CFG, "Bus Width = %d", width);
}
/* ops.set_ios */
@ -1890,34 +1680,6 @@ static irqreturn_t msdc_irq(int irq, void *dev_id)
printk(KERN_INFO "msdc[%d] MMCIRQ: SDC_CSTS=0x%.8x\r\n",
host->id, readl(host->base + SDC_CSTS));
#ifdef MT6575_SD_DEBUG
{
/* msdc_int_reg *int_reg = (msdc_int_reg*)&intsts;*/
N_MSG(INT, "IRQ_EVT(0x%x): MMCIRQ(%d) CDSC(%d), ACRDY(%d), ACTMO(%d), ACCRE(%d) AC19DN(%d)",
intsts,
int_reg->mmcirq,
int_reg->cdsc,
int_reg->atocmdrdy,
int_reg->atocmdtmo,
int_reg->atocmdcrc,
int_reg->atocmd19done);
N_MSG(INT, "IRQ_EVT(0x%x): SDIO(%d) CMDRDY(%d), CMDTMO(%d), RSPCRC(%d), CSTA(%d)",
intsts,
int_reg->sdioirq,
int_reg->cmdrdy,
int_reg->cmdtmo,
int_reg->rspcrc,
int_reg->csta);
N_MSG(INT, "IRQ_EVT(0x%x): XFCMP(%d) DXDONE(%d), DATTMO(%d), DATCRC(%d), DMAEMP(%d)",
intsts,
int_reg->xfercomp,
int_reg->dxferdone,
int_reg->dattmo,
int_reg->datcrc,
int_reg->dmaqempty);
}
#endif
return IRQ_HANDLED;
}
@ -1942,8 +1704,6 @@ static void msdc_enable_cd_irq(struct msdc_host *host, int enable)
return;
}
N_MSG(CFG, "CD IRQ Enable(%d)", enable);
if (enable) {
/* card detection circuit relies on the core power so that the core power
* shouldn't be turned off. Here adds a reference count to keep
@ -2078,8 +1838,6 @@ static void msdc_init_hw(struct msdc_host *host)
sdr_set_field(host->base + SDC_CFG, SDC_CFG_DTOC, DEFAULT_DTOC);
msdc_set_buswidth(host, MMC_BUS_WIDTH_1);
N_MSG(FUC, "init hardware done!");
}
/* called by msdc_drv_remove */