libata: Trim trailing whitespace

Signed-off-by: Jeff Garzik <jeff@garzik.org>

8 files changed, 17 insertions, 17 deletions

diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index ad1f59c1b3f..b4a8d6030e4 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -132,7 +132,7 @@ config SATA_SIS
         depends on PCI
         select PATA_SIS
         help
-          This option enables support for SiS Serial ATA on 
+          This option enables support for SiS Serial ATA on
           SiS 964/965/966/180 and Parallel ATA on SiS 180.
           The PATA support for SiS 180 requires additionally to
           enable the PATA_SIS driver in the config.
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index c809619d23c..94f339e34f1 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -977,7 +977,7 @@ static u64 ata_hpa_resize(struct ata_device *dev)
 {
         u64 sectors = dev->n_sectors;
         u64 hpa_sectors;
-        
+
         if (ata_id_has_lba48(dev->id))
                 hpa_sectors = ata_read_native_max_address_ext(dev);
         else
@@ -1588,7 +1588,7 @@ unsigned int ata_do_simple_cmd(struct ata_device *dev, u8 cmd)
  *      Check if the current speed of the device requires IORDY. Used
  *      by various controllers for chip configuration.
  */
- 
+
 unsigned int ata_pio_need_iordy(const struct ata_device *adev)
 {
         /* Controller doesn't support  IORDY. Probably a pointless check
@@ -1611,7 +1611,7 @@ unsigned int ata_pio_need_iordy(const struct ata_device *adev)
  *      Compute the highest mode possible if we are not using iordy. Return
  *      -1 if no iordy mode is available.
  */
- 
+
 static u32 ata_pio_mask_no_iordy(const struct ata_device *adev)
 {
         /* If we have no drive specific rule, then PIO 2 is non IORDY */
@@ -2663,7 +2663,7 @@ int ata_timing_compute(struct ata_device *adev, unsigned short speed,
                 t->active += (t->cycle - (t->active + t->recover)) / 2;
                 t->recover = t->cycle - t->active;
         }
-        
+
         /* In a few cases quantisation may produce enough errors to
            leave t->cycle too low for the sum of active and recovery
            if so we must correct this */
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 5309c312f51..d8070989a39 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1009,7 +1009,7 @@ static unsigned int atapi_eh_request_sense(struct ata_queued_cmd *qc)
         sense_buf[0] = 0x70;
         sense_buf[2] = qc->result_tf.feature >> 4;
 
-        /* some devices time out if garbage left in tf */ 
+        /* some devices time out if garbage left in tf */
         ata_tf_init(dev, &tf);
 
         memset(cdb, 0, ATAPI_CDB_LEN);
diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c
index 9861059dd67..c60e7a04a71 100644
--- a/drivers/ata/pata_artop.c
+++ b/drivers/ata/pata_artop.c
@@ -99,7 +99,7 @@ static int artop6260_pre_reset(struct ata_port *ap, unsigned long deadline)
  *
  *      Identify the cable type for the ARTOp interface in question
  */
- 
+
 static int artop6260_cable_detect(struct ata_port *ap)
 {
         struct pci_dev *pdev = to_pci_dev(ap->host->dev);
diff --git a/drivers/ata/pata_cmd640.c b/drivers/ata/pata_cmd640.c
index ed00fa9d53b..31cbf8daa29 100644
--- a/drivers/ata/pata_cmd640.c
+++ b/drivers/ata/pata_cmd640.c
@@ -107,7 +107,7 @@ static void cmd640_set_piomode(struct ata_port *ap, struct ata_device *adev)
                 pci_write_config_byte(pdev, arttim + 1, (t.active << 4) | t.recover);
         } else {
                 /* Save the shared timings for channel, they will be loaded
-                   by qc_issue_prot. Reloading the setup time is expensive 
+                   by qc_issue_prot. Reloading the setup time is expensive
                    so we keep a merged one loaded */
                 pci_read_config_byte(pdev, ARTIM23, &reg);
                 reg &= 0x3F;
@@ -231,7 +231,7 @@ static void cmd640_hardware_init(struct pci_dev *pdev)
         pci_write_config_byte(pdev, CMDTIM, 0);
         /* 512 byte bursts (sector) */
         pci_write_config_byte(pdev, BRST, 0x40);
-        /* 
+        /*
          * A reporter a long time ago
          * Had problems with the data fifo
          * So don't run the risk
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 5a0a410654e..a54c17433ee 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -961,7 +961,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
         u8 mcr1;
         u32 freq;
         int prefer_dpll = 1;
-        
+
         unsigned long iobase = pci_resource_start(dev, 4);
 
         const struct hpt_chip *chip_table;
@@ -1055,7 +1055,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
          */
 
         pci_write_config_byte(dev, 0x5b, 0x23);
-        
+
         /*
          * HighPoint does this for HPT372A.
          * NOTE: This register is only writeable via I/O space.
@@ -1088,7 +1088,7 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
          *      Turn the frequency check into a band and then find a timing
          *      table to match it.
          */
-         
+
         clock_slot = hpt37x_clock_slot(freq, chip_table->base);
         if (chip_table->clocks[clock_slot] == NULL || prefer_dpll) {
                 /*
@@ -1099,11 +1099,11 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
                  */
                 unsigned int f_low, f_high;
                 int adjust;
-                
+
                 clock_slot = 2;
                 if (port->udma_mask & 0xE0)
                         clock_slot = 3;
-                
+
                 f_low = (MHz[clock_slot] * chip_table->base) / 192;
                 f_high = f_low + 2;
 
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 1a49c777fa6..885357b8c93 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -802,7 +802,7 @@ static irqreturn_t nv_adma_interrupt(int irq, void *dev_instance)
                         u16 status;
                         u32 gen_ctl;
                         u32 notifier, notifier_error;
-                        
+
                         /* if ADMA is disabled, use standard ata interrupt handler */
                         if (pp->flags & NV_ADMA_ATAPI_SETUP_COMPLETE) {
                                 u8 irq_stat = readb(host->iomap[NV_MMIO_BAR] + NV_INT_STATUS_CK804)
@@ -963,7 +963,7 @@ static void nv_adma_irq_clear(struct ata_port *ap)
 
         /* clear ADMA status */
         writew(0xffff, mmio + NV_ADMA_STAT);
-        
+
         /* clear notifiers - note both ports need to be written with
            something even though we are only clearing on one */
         if (ap->port_no == 0) {
diff --git a/drivers/ata/sata_sil.c b/drivers/ata/sata_sil.c
index e8483aadd11..a3b339bcf3c 100644
--- a/drivers/ata/sata_sil.c
+++ b/drivers/ata/sata_sil.c
@@ -305,7 +305,7 @@ static int sil_set_mode (struct ata_port *ap, struct ata_device **r_failed)
         u32 tmp, dev_mode[2];
         unsigned int i;
         int rc;
-        
+
         rc = ata_do_set_mode(ap, r_failed);
         if (rc)
                 return rc;