mirror of https://gitee.com/openkylin/linux.git
floppy: cleanup: expand macro FDCS
Macro FDCS silently uses identifier "fdc" which may be either the global one or a local one. Let's expand the macro to make this more obvious. Link: https://lore.kernel.org/r/20200224212352.8640-2-w@1wt.eu Signed-off-by: Willy Tarreau <w@1wt.eu> Signed-off-by: Denis Efremov <efremov@linux.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
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290df92a94
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de6048b843
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@ -309,7 +309,6 @@ static bool initialized;
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#define DP (&drive_params[current_drive])
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#define DRS (&drive_state[current_drive])
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#define DRWE (&write_errors[current_drive])
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#define FDCS (&fdc_state[fdc])
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#define UDP (&drive_params[drive])
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#define UDRS (&drive_state[drive])
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@ -742,11 +741,11 @@ static int disk_change(int drive)
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if (time_before(jiffies, UDRS->select_date + UDP->select_delay))
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DPRINT("WARNING disk change called early\n");
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if (!(FDCS->dor & (0x10 << UNIT(drive))) ||
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(FDCS->dor & 3) != UNIT(drive) || fdc != FDC(drive)) {
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if (!(fdc_state[fdc].dor & (0x10 << UNIT(drive))) ||
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(fdc_state[fdc].dor & 3) != UNIT(drive) || fdc != FDC(drive)) {
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DPRINT("probing disk change on unselected drive\n");
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DPRINT("drive=%d fdc=%d dor=%x\n", drive, FDC(drive),
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(unsigned int)FDCS->dor);
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(unsigned int)fdc_state[fdc].dor);
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}
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debug_dcl(UDP->flags,
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@ -799,10 +798,10 @@ static int set_dor(int fdc, char mask, char data)
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unsigned char newdor;
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unsigned char olddor;
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if (FDCS->address == -1)
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if (fdc_state[fdc].address == -1)
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return -1;
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olddor = FDCS->dor;
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olddor = fdc_state[fdc].dor;
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newdor = (olddor & mask) | data;
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if (newdor != olddor) {
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unit = olddor & 0x3;
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@ -812,7 +811,7 @@ static int set_dor(int fdc, char mask, char data)
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"calling disk change from set_dor\n");
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disk_change(drive);
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}
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FDCS->dor = newdor;
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fdc_state[fdc].dor = newdor;
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fd_outb(newdor, FD_DOR);
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unit = newdor & 0x3;
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@ -828,8 +827,8 @@ static void twaddle(void)
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{
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if (DP->select_delay)
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return;
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fd_outb(FDCS->dor & ~(0x10 << UNIT(current_drive)), FD_DOR);
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fd_outb(FDCS->dor, FD_DOR);
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fd_outb(fdc_state[fdc].dor & ~(0x10 << UNIT(current_drive)), FD_DOR);
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fd_outb(fdc_state[fdc].dor, FD_DOR);
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DRS->select_date = jiffies;
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}
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@ -841,10 +840,10 @@ static void reset_fdc_info(int mode)
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{
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int drive;
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FDCS->spec1 = FDCS->spec2 = -1;
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FDCS->need_configure = 1;
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FDCS->perp_mode = 1;
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FDCS->rawcmd = 0;
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fdc_state[fdc].spec1 = fdc_state[fdc].spec2 = -1;
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fdc_state[fdc].need_configure = 1;
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fdc_state[fdc].perp_mode = 1;
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fdc_state[fdc].rawcmd = 0;
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for (drive = 0; drive < N_DRIVE; drive++)
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if (FDC(drive) == fdc && (mode || UDRS->track != NEED_1_RECAL))
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UDRS->track = NEED_2_RECAL;
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@ -868,10 +867,10 @@ static void set_fdc(int drive)
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#if N_FDC > 1
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set_dor(1 - fdc, ~8, 0);
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#endif
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if (FDCS->rawcmd == 2)
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if (fdc_state[fdc].rawcmd == 2)
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reset_fdc_info(1);
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if (fd_inb(FD_STATUS) != STATUS_READY)
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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}
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/* locks the driver */
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@ -924,7 +923,7 @@ static void floppy_off(unsigned int drive)
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unsigned long volatile delta;
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int fdc = FDC(drive);
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if (!(FDCS->dor & (0x10 << UNIT(drive))))
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if (!(fdc_state[fdc].dor & (0x10 << UNIT(drive))))
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return;
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del_timer(motor_off_timer + drive);
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@ -1035,7 +1034,7 @@ static void main_command_interrupt(void)
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static int fd_wait_for_completion(unsigned long expires,
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void (*function)(void))
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{
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if (FDCS->reset) {
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if (fdc_state[fdc].reset) {
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reset_fdc(); /* do the reset during sleep to win time
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* if we don't need to sleep, it's a good
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* occasion anyways */
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@ -1063,13 +1062,13 @@ static void setup_DMA(void)
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pr_cont("%x,", raw_cmd->cmd[i]);
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pr_cont("\n");
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cont->done(0);
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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return;
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}
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if (((unsigned long)raw_cmd->kernel_data) % 512) {
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pr_info("non aligned address: %p\n", raw_cmd->kernel_data);
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cont->done(0);
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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return;
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}
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f = claim_dma_lock();
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@ -1077,10 +1076,10 @@ static void setup_DMA(void)
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#ifdef fd_dma_setup
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if (fd_dma_setup(raw_cmd->kernel_data, raw_cmd->length,
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(raw_cmd->flags & FD_RAW_READ) ?
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DMA_MODE_READ : DMA_MODE_WRITE, FDCS->address) < 0) {
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DMA_MODE_READ : DMA_MODE_WRITE, fdc_state[fdc].address) < 0) {
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release_dma_lock(f);
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cont->done(0);
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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return;
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}
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release_dma_lock(f);
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@ -1091,7 +1090,7 @@ static void setup_DMA(void)
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DMA_MODE_READ : DMA_MODE_WRITE);
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fd_set_dma_addr(raw_cmd->kernel_data);
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fd_set_dma_count(raw_cmd->length);
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virtual_dma_port = FDCS->address;
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virtual_dma_port = fdc_state[fdc].address;
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fd_enable_dma();
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release_dma_lock(f);
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#endif
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@ -1105,7 +1104,7 @@ static int wait_til_ready(void)
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int status;
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int counter;
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if (FDCS->reset)
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if (fdc_state[fdc].reset)
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return -1;
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for (counter = 0; counter < 10000; counter++) {
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status = fd_inb(FD_STATUS);
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@ -1116,7 +1115,7 @@ static int wait_til_ready(void)
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DPRINT("Getstatus times out (%x) on fdc %d\n", status, fdc);
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show_floppy();
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}
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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return -1;
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}
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@ -1136,7 +1135,7 @@ static int output_byte(char byte)
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output_log_pos = (output_log_pos + 1) % OLOGSIZE;
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return 0;
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}
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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if (initialized) {
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DPRINT("Unable to send byte %x to FDC. Fdc=%x Status=%x\n",
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byte, fdc, status);
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@ -1171,7 +1170,7 @@ static int result(void)
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fdc, status, i);
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show_floppy();
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}
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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return -1;
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}
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@ -1208,7 +1207,7 @@ static void perpendicular_mode(void)
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default:
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DPRINT("Invalid data rate for perpendicular mode!\n");
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cont->done(0);
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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/*
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* convenient way to return to
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* redo without too much hassle
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@ -1219,12 +1218,12 @@ static void perpendicular_mode(void)
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} else
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perp_mode = 0;
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if (FDCS->perp_mode == perp_mode)
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if (fdc_state[fdc].perp_mode == perp_mode)
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return;
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if (FDCS->version >= FDC_82077_ORIG) {
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if (fdc_state[fdc].version >= FDC_82077_ORIG) {
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output_byte(FD_PERPENDICULAR);
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output_byte(perp_mode);
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FDCS->perp_mode = perp_mode;
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fdc_state[fdc].perp_mode = perp_mode;
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} else if (perp_mode) {
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DPRINT("perpendicular mode not supported by this FDC.\n");
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}
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@ -1279,9 +1278,9 @@ static void fdc_specify(void)
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int hlt_max_code = 0x7f;
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int hut_max_code = 0xf;
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if (FDCS->need_configure && FDCS->version >= FDC_82072A) {
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if (fdc_state[fdc].need_configure && fdc_state[fdc].version >= FDC_82072A) {
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fdc_configure();
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FDCS->need_configure = 0;
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fdc_state[fdc].need_configure = 0;
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}
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switch (raw_cmd->rate & 0x03) {
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@ -1290,7 +1289,7 @@ static void fdc_specify(void)
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break;
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case 1:
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dtr = 300;
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if (FDCS->version >= FDC_82078) {
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if (fdc_state[fdc].version >= FDC_82078) {
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/* chose the default rate table, not the one
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* where 1 = 2 Mbps */
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output_byte(FD_DRIVESPEC);
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@ -1305,7 +1304,7 @@ static void fdc_specify(void)
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break;
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}
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if (FDCS->version >= FDC_82072) {
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if (fdc_state[fdc].version >= FDC_82072) {
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scale_dtr = dtr;
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hlt_max_code = 0x00; /* 0==256msec*dtr0/dtr (not linear!) */
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hut_max_code = 0x0; /* 0==256msec*dtr0/dtr (not linear!) */
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@ -1335,11 +1334,11 @@ static void fdc_specify(void)
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spec2 = (hlt << 1) | (use_virtual_dma & 1);
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/* If these parameters did not change, just return with success */
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if (FDCS->spec1 != spec1 || FDCS->spec2 != spec2) {
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if (fdc_state[fdc].spec1 != spec1 || fdc_state[fdc].spec2 != spec2) {
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/* Go ahead and set spec1 and spec2 */
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output_byte(FD_SPECIFY);
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output_byte(FDCS->spec1 = spec1);
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output_byte(FDCS->spec2 = spec2);
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output_byte(fdc_state[fdc].spec1 = spec1);
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output_byte(fdc_state[fdc].spec2 = spec2);
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}
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} /* fdc_specify */
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@ -1350,7 +1349,7 @@ static void fdc_specify(void)
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static int fdc_dtr(void)
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{
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/* If data rate not already set to desired value, set it. */
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if ((raw_cmd->rate & 3) == FDCS->dtr)
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if ((raw_cmd->rate & 3) == fdc_state[fdc].dtr)
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return 0;
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/* Set dtr */
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@ -1361,7 +1360,7 @@ static int fdc_dtr(void)
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* enforced after data rate changes before R/W operations.
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* Pause 5 msec to avoid trouble. (Needs to be 2 jiffies)
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*/
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FDCS->dtr = raw_cmd->rate & 3;
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fdc_state[fdc].dtr = raw_cmd->rate & 3;
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return fd_wait_for_completion(jiffies + 2UL * HZ / 100, floppy_ready);
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} /* fdc_dtr */
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@ -1414,7 +1413,7 @@ static int interpret_errors(void)
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if (inr != 7) {
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DPRINT("-- FDC reply error\n");
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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return 1;
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}
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@ -1548,7 +1547,7 @@ static void check_wp(void)
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output_byte(FD_GETSTATUS);
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output_byte(UNIT(current_drive));
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if (result() != 1) {
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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return;
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}
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clear_bit(FD_VERIFY_BIT, &DRS->flags);
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@ -1625,7 +1624,7 @@ static void recal_interrupt(void)
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{
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debugt(__func__, "");
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if (inr != 2)
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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else if (ST0 & ST0_ECE) {
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switch (DRS->track) {
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case NEED_1_RECAL:
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@ -1693,7 +1692,7 @@ irqreturn_t floppy_interrupt(int irq, void *dev_id)
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release_dma_lock(f);
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do_floppy = NULL;
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if (fdc >= N_FDC || FDCS->address == -1) {
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if (fdc >= N_FDC || fdc_state[fdc].address == -1) {
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/* we don't even know which FDC is the culprit */
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pr_info("DOR0=%x\n", fdc_state[0].dor);
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pr_info("floppy interrupt on bizarre fdc %d\n", fdc);
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@ -1702,11 +1701,11 @@ irqreturn_t floppy_interrupt(int irq, void *dev_id)
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return IRQ_NONE;
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}
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FDCS->reset = 0;
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fdc_state[fdc].reset = 0;
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/* We have to clear the reset flag here, because apparently on boxes
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* with level triggered interrupts (PS/2, Sparc, ...), it is needed to
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* emit SENSEI's to clear the interrupt line. And FDCS->reset blocks the
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* emission of the SENSEI's.
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* emit SENSEI's to clear the interrupt line. And fdc_state[fdc].reset
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* blocks the emission of the SENSEI's.
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* It is OK to emit floppy commands because we are in an interrupt
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* handler here, and thus we have to fear no interference of other
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* activity.
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@ -1729,7 +1728,7 @@ irqreturn_t floppy_interrupt(int irq, void *dev_id)
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inr == 2 && max_sensei);
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}
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if (!handler) {
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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return IRQ_NONE;
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}
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schedule_bh(handler);
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@ -1755,7 +1754,7 @@ static void reset_interrupt(void)
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{
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debugt(__func__, "");
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result(); /* get the status ready for set_fdc */
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if (FDCS->reset) {
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if (fdc_state[fdc].reset) {
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pr_info("reset set in interrupt, calling %ps\n", cont->error);
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cont->error(); /* a reset just after a reset. BAD! */
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}
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@ -1771,7 +1770,7 @@ static void reset_fdc(void)
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unsigned long flags;
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do_floppy = reset_interrupt;
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FDCS->reset = 0;
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fdc_state[fdc].reset = 0;
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reset_fdc_info(0);
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/* Pseudo-DMA may intercept 'reset finished' interrupt. */
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@ -1781,12 +1780,12 @@ static void reset_fdc(void)
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fd_disable_dma();
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release_dma_lock(flags);
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if (FDCS->version >= FDC_82072A)
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fd_outb(0x80 | (FDCS->dtr & 3), FD_STATUS);
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if (fdc_state[fdc].version >= FDC_82072A)
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fd_outb(0x80 | (fdc_state[fdc].dtr & 3), FD_STATUS);
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else {
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fd_outb(FDCS->dor & ~0x04, FD_DOR);
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fd_outb(fdc_state[fdc].dor & ~0x04, FD_DOR);
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udelay(FD_RESET_DELAY);
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fd_outb(FDCS->dor, FD_DOR);
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fd_outb(fdc_state[fdc].dor, FD_DOR);
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}
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}
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@ -1850,7 +1849,7 @@ static void floppy_shutdown(struct work_struct *arg)
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if (initialized)
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DPRINT("floppy timeout called\n");
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FDCS->reset = 1;
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fdc_state[fdc].reset = 1;
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if (cont) {
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cont->done(0);
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cont->redo(); /* this will recall reset when needed */
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@ -1870,7 +1869,7 @@ static int start_motor(void (*function)(void))
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mask = 0xfc;
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data = UNIT(current_drive);
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if (!(raw_cmd->flags & FD_RAW_NO_MOTOR)) {
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if (!(FDCS->dor & (0x10 << UNIT(current_drive)))) {
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if (!(fdc_state[fdc].dor & (0x10 << UNIT(current_drive)))) {
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set_debugt();
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/* no read since this drive is running */
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DRS->first_read_date = 0;
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@ -1878,7 +1877,7 @@ static int start_motor(void (*function)(void))
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DRS->spinup_date = jiffies;
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data |= (0x10 << UNIT(current_drive));
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}
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} else if (FDCS->dor & (0x10 << UNIT(current_drive)))
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} else if (fdc_state[fdc].dor & (0x10 << UNIT(current_drive)))
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mask &= ~(0x10 << UNIT(current_drive));
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/* starts motor and selects floppy */
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@ -1892,7 +1891,7 @@ static int start_motor(void (*function)(void))
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static void floppy_ready(void)
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{
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if (FDCS->reset) {
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if (fdc_state[fdc].reset) {
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reset_fdc();
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return;
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}
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@ -1991,7 +1990,7 @@ static int wait_til_done(void (*handler)(void), bool interruptible)
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return -EINTR;
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}
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if (FDCS->reset)
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||||
if (fdc_state[fdc].reset)
|
||||
command_status = FD_COMMAND_ERROR;
|
||||
if (command_status == FD_COMMAND_OKAY)
|
||||
ret = 0;
|
||||
|
@ -2060,7 +2059,7 @@ static void bad_flp_intr(void)
|
|||
if (err_count > DP->max_errors.abort)
|
||||
cont->done(0);
|
||||
if (err_count > DP->max_errors.reset)
|
||||
FDCS->reset = 1;
|
||||
fdc_state[fdc].reset = 1;
|
||||
else if (err_count > DP->max_errors.recal)
|
||||
DRS->track = NEED_2_RECAL;
|
||||
}
|
||||
|
@ -2967,8 +2966,8 @@ static int user_reset_fdc(int drive, int arg, bool interruptible)
|
|||
return -EINTR;
|
||||
|
||||
if (arg == FD_RESET_ALWAYS)
|
||||
FDCS->reset = 1;
|
||||
if (FDCS->reset) {
|
||||
fdc_state[fdc].reset = 1;
|
||||
if (fdc_state[fdc].reset) {
|
||||
cont = &reset_cont;
|
||||
ret = wait_til_done(reset_fdc, interruptible);
|
||||
if (ret == -EINTR)
|
||||
|
@ -3179,23 +3178,23 @@ static int raw_cmd_ioctl(int cmd, void __user *param)
|
|||
int ret2;
|
||||
int ret;
|
||||
|
||||
if (FDCS->rawcmd <= 1)
|
||||
FDCS->rawcmd = 1;
|
||||
if (fdc_state[fdc].rawcmd <= 1)
|
||||
fdc_state[fdc].rawcmd = 1;
|
||||
for (drive = 0; drive < N_DRIVE; drive++) {
|
||||
if (FDC(drive) != fdc)
|
||||
continue;
|
||||
if (drive == current_drive) {
|
||||
if (UDRS->fd_ref > 1) {
|
||||
FDCS->rawcmd = 2;
|
||||
fdc_state[fdc].rawcmd = 2;
|
||||
break;
|
||||
}
|
||||
} else if (UDRS->fd_ref) {
|
||||
FDCS->rawcmd = 2;
|
||||
fdc_state[fdc].rawcmd = 2;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (FDCS->reset)
|
||||
if (fdc_state[fdc].reset)
|
||||
return -EIO;
|
||||
|
||||
ret = raw_cmd_copyin(cmd, param, &my_raw_cmd);
|
||||
|
@ -3209,7 +3208,7 @@ static int raw_cmd_ioctl(int cmd, void __user *param)
|
|||
ret = wait_til_done(floppy_start, true);
|
||||
debug_dcl(DP->flags, "calling disk change from raw_cmd ioctl\n");
|
||||
|
||||
if (ret != -EINTR && FDCS->reset)
|
||||
if (ret != -EINTR && fdc_state[fdc].reset)
|
||||
ret = -EIO;
|
||||
|
||||
DRS->track = NO_TRACK;
|
||||
|
@ -4261,7 +4260,7 @@ static char __init get_fdc_version(void)
|
|||
int r;
|
||||
|
||||
output_byte(FD_DUMPREGS); /* 82072 and better know DUMPREGS */
|
||||
if (FDCS->reset)
|
||||
if (fdc_state[fdc].reset)
|
||||
return FDC_NONE;
|
||||
r = result();
|
||||
if (r <= 0x00)
|
||||
|
@ -4494,7 +4493,7 @@ static int floppy_resume(struct device *dev)
|
|||
int fdc;
|
||||
|
||||
for (fdc = 0; fdc < N_FDC; fdc++)
|
||||
if (FDCS->address != -1)
|
||||
if (fdc_state[fdc].address != -1)
|
||||
user_reset_fdc(-1, FD_RESET_ALWAYS, false);
|
||||
|
||||
return 0;
|
||||
|
@ -4605,15 +4604,15 @@ static int __init do_floppy_init(void)
|
|||
|
||||
for (i = 0; i < N_FDC; i++) {
|
||||
fdc = i;
|
||||
memset(FDCS, 0, sizeof(*FDCS));
|
||||
FDCS->dtr = -1;
|
||||
FDCS->dor = 0x4;
|
||||
memset(&fdc_state[fdc], 0, sizeof(*fdc_state));
|
||||
fdc_state[fdc].dtr = -1;
|
||||
fdc_state[fdc].dor = 0x4;
|
||||
#if defined(__sparc__) || defined(__mc68000__)
|
||||
/*sparcs/sun3x don't have a DOR reset which we can fall back on to */
|
||||
#ifdef __mc68000__
|
||||
if (MACH_IS_SUN3X)
|
||||
#endif
|
||||
FDCS->version = FDC_82072A;
|
||||
fdc_state[fdc].version = FDC_82072A;
|
||||
#endif
|
||||
}
|
||||
|
||||
|
@ -4656,28 +4655,28 @@ static int __init do_floppy_init(void)
|
|||
|
||||
for (i = 0; i < N_FDC; i++) {
|
||||
fdc = i;
|
||||
FDCS->driver_version = FD_DRIVER_VERSION;
|
||||
fdc_state[fdc].driver_version = FD_DRIVER_VERSION;
|
||||
for (unit = 0; unit < 4; unit++)
|
||||
FDCS->track[unit] = 0;
|
||||
if (FDCS->address == -1)
|
||||
fdc_state[fdc].track[unit] = 0;
|
||||
if (fdc_state[fdc].address == -1)
|
||||
continue;
|
||||
FDCS->rawcmd = 2;
|
||||
fdc_state[fdc].rawcmd = 2;
|
||||
if (user_reset_fdc(-1, FD_RESET_ALWAYS, false)) {
|
||||
/* free ioports reserved by floppy_grab_irq_and_dma() */
|
||||
floppy_release_regions(fdc);
|
||||
FDCS->address = -1;
|
||||
FDCS->version = FDC_NONE;
|
||||
fdc_state[fdc].address = -1;
|
||||
fdc_state[fdc].version = FDC_NONE;
|
||||
continue;
|
||||
}
|
||||
/* Try to determine the floppy controller type */
|
||||
FDCS->version = get_fdc_version();
|
||||
if (FDCS->version == FDC_NONE) {
|
||||
fdc_state[fdc].version = get_fdc_version();
|
||||
if (fdc_state[fdc].version == FDC_NONE) {
|
||||
/* free ioports reserved by floppy_grab_irq_and_dma() */
|
||||
floppy_release_regions(fdc);
|
||||
FDCS->address = -1;
|
||||
fdc_state[fdc].address = -1;
|
||||
continue;
|
||||
}
|
||||
if (can_use_virtual_dma == 2 && FDCS->version < FDC_82072A)
|
||||
if (can_use_virtual_dma == 2 && fdc_state[fdc].version < FDC_82072A)
|
||||
can_use_virtual_dma = 0;
|
||||
|
||||
have_no_fdc = 0;
|
||||
|
@ -4783,7 +4782,7 @@ static void floppy_release_allocated_regions(int fdc, const struct io_region *p)
|
|||
{
|
||||
while (p != io_regions) {
|
||||
p--;
|
||||
release_region(FDCS->address + p->offset, p->size);
|
||||
release_region(fdc_state[fdc].address + p->offset, p->size);
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -4794,10 +4793,10 @@ static int floppy_request_regions(int fdc)
|
|||
const struct io_region *p;
|
||||
|
||||
for (p = io_regions; p < ARRAY_END(io_regions); p++) {
|
||||
if (!request_region(FDCS->address + p->offset,
|
||||
if (!request_region(fdc_state[fdc].address + p->offset,
|
||||
p->size, "floppy")) {
|
||||
DPRINT("Floppy io-port 0x%04lx in use\n",
|
||||
FDCS->address + p->offset);
|
||||
fdc_state[fdc].address + p->offset);
|
||||
floppy_release_allocated_regions(fdc, p);
|
||||
return -EBUSY;
|
||||
}
|
||||
|
@ -4840,23 +4839,23 @@ static int floppy_grab_irq_and_dma(void)
|
|||
}
|
||||
|
||||
for (fdc = 0; fdc < N_FDC; fdc++) {
|
||||
if (FDCS->address != -1) {
|
||||
if (fdc_state[fdc].address != -1) {
|
||||
if (floppy_request_regions(fdc))
|
||||
goto cleanup;
|
||||
}
|
||||
}
|
||||
for (fdc = 0; fdc < N_FDC; fdc++) {
|
||||
if (FDCS->address != -1) {
|
||||
if (fdc_state[fdc].address != -1) {
|
||||
reset_fdc_info(1);
|
||||
fd_outb(FDCS->dor, FD_DOR);
|
||||
fd_outb(fdc_state[fdc].dor, FD_DOR);
|
||||
}
|
||||
}
|
||||
fdc = 0;
|
||||
set_dor(0, ~0, 8); /* avoid immediate interrupt */
|
||||
|
||||
for (fdc = 0; fdc < N_FDC; fdc++)
|
||||
if (FDCS->address != -1)
|
||||
fd_outb(FDCS->dor, FD_DOR);
|
||||
if (fdc_state[fdc].address != -1)
|
||||
fd_outb(fdc_state[fdc].dor, FD_DOR);
|
||||
/*
|
||||
* The driver will try and free resources and relies on us
|
||||
* to know if they were allocated or not.
|
||||
|
@ -4918,7 +4917,7 @@ static void floppy_release_irq_and_dma(void)
|
|||
pr_info("work still pending\n");
|
||||
old_fdc = fdc;
|
||||
for (fdc = 0; fdc < N_FDC; fdc++)
|
||||
if (FDCS->address != -1)
|
||||
if (fdc_state[fdc].address != -1)
|
||||
floppy_release_regions(fdc);
|
||||
fdc = old_fdc;
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue