staging: kpc2000: rearrange lines exceeding 100 columns
authorDeepak R Varma <mh12gx2825@gmail.com>
Wed, 21 Oct 2020 15:54:13 +0000 (21:24 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 26 Oct 2020 05:53:10 +0000 (06:53 +0100)
Reformat lines that exceed 100 column in length. Issue reported by
checkpatch script.

Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com>
Link: https://lore.kernel.org/r/809d142d109b4f0acfcb4fa204bdd03381fc051f.1603295575.git.mh12gx2825@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/kpc2000/kpc2000/cell_probe.c

index 738122afc2ae166c88fee22f4785ee095d565165..e7e963d6269982faece95021768cc5b2659c4b2d 100644 (file)
  *
  */
 
-#define KPC_OLD_DMA_CH_NUM(present, channel)   ((present) ? (0x8 | ((channel) & 0x7)) : 0)
-#define KPC_OLD_S2C_DMA_CH_NUM(cte)   KPC_OLD_DMA_CH_NUM(cte.s2c_dma_present, cte.s2c_dma_channel_num)
-#define KPC_OLD_C2S_DMA_CH_NUM(cte)   KPC_OLD_DMA_CH_NUM(cte.c2s_dma_present, cte.c2s_dma_channel_num)
+#define KPC_OLD_DMA_CH_NUM(present, channel)   \
+               ((present) ? (0x8 | ((channel) & 0x7)) : 0)
+#define KPC_OLD_S2C_DMA_CH_NUM(cte)   \
+               KPC_OLD_DMA_CH_NUM(cte.s2c_dma_present, cte.s2c_dma_channel_num)
+#define KPC_OLD_C2S_DMA_CH_NUM(cte)   \
+               KPC_OLD_DMA_CH_NUM(cte.c2s_dma_present, cte.c2s_dma_channel_num)
 
 #define KP_CORE_ID_INVALID      0
 #define KP_CORE_ID_I2C          3
@@ -67,7 +70,8 @@ void  parse_core_table_entry_v0(struct core_table_entry *cte, const u64 read_val
 static
 void dbg_cte(struct kp2000_device *pcard, struct core_table_entry *cte)
 {
-       dev_dbg(&pcard->pdev->dev, "CTE: type:%3d  offset:%3d (%3d)  length:%3d (%3d)  s2c:%d  c2s:%d  irq_count:%d  base_irq:%d\n",
+       dev_dbg(&pcard->pdev->dev,
+               "CTE: type:%3d  offset:%3d (%3d)  length:%3d (%3d)  s2c:%d  c2s:%d  irq_count:%d  base_irq:%d\n",
                cte->type,
                cte->offset,
                cte->offset / 4096,
@@ -107,7 +111,14 @@ static int probe_core_basic(unsigned int core_num, struct kp2000_device *pcard,
                .ddna              = pcard->ddna,
        };
 
-       dev_dbg(&pcard->pdev->dev, "Found Basic core: type = %02d  dma = %02x / %02x  offset = 0x%x  length = 0x%x (%d regs)\n", cte.type, KPC_OLD_S2C_DMA_CH_NUM(cte), KPC_OLD_C2S_DMA_CH_NUM(cte), cte.offset, cte.length, cte.length / 8);
+       dev_dbg(&pcard->pdev->dev,
+               "Found Basic core: type = %02d  dma = %02x / %02x  offset = 0x%x  length = 0x%x (%d regs)\n",
+               cte.type,
+               KPC_OLD_S2C_DMA_CH_NUM(cte),
+               KPC_OLD_C2S_DMA_CH_NUM(cte),
+               cte.offset,
+               cte.length,
+               cte.length / 8);
 
        cell.platform_data = &core_pdata;
        cell.pdata_size = sizeof(struct kpc_core_device_platdata);
@@ -290,7 +301,14 @@ static int probe_core_uio(unsigned int core_num, struct kp2000_device *pcard,
        struct kpc_uio_device *kudev;
        int rv;
 
-       dev_dbg(&pcard->pdev->dev, "Found UIO core:   type = %02d  dma = %02x / %02x  offset = 0x%x  length = 0x%x (%d regs)\n", cte.type, KPC_OLD_S2C_DMA_CH_NUM(cte), KPC_OLD_C2S_DMA_CH_NUM(cte), cte.offset, cte.length, cte.length / 8);
+       dev_dbg(&pcard->pdev->dev,
+               "Found UIO core:   type = %02d  dma = %02x / %02x  offset = 0x%x  length = 0x%x (%d regs)\n",
+               cte.type,
+               KPC_OLD_S2C_DMA_CH_NUM(cte),
+               KPC_OLD_C2S_DMA_CH_NUM(cte),
+               cte.offset,
+               cte.length,
+               cte.length / 8);
 
        kudev = kzalloc(sizeof(*kudev), GFP_KERNEL);
        if (!kudev)
@@ -315,10 +333,14 @@ static int probe_core_uio(unsigned int core_num, struct kp2000_device *pcard,
 
        kudev->uioinfo.mem[0].name = "uiomap";
        kudev->uioinfo.mem[0].addr = pci_resource_start(pcard->pdev, REG_BAR) + cte.offset;
-       kudev->uioinfo.mem[0].size = (cte.length + PAGE_SIZE - 1) & ~(PAGE_SIZE - 1); // Round up to nearest PAGE_SIZE boundary
+
+       // Round up to nearest PAGE_SIZE boundary
+       kudev->uioinfo.mem[0].size = (cte.length + PAGE_SIZE - 1) & ~(PAGE_SIZE - 1);
        kudev->uioinfo.mem[0].memtype = UIO_MEM_PHYS;
 
-       kudev->dev = device_create(kpc_uio_class, &pcard->pdev->dev, MKDEV(0, 0), kudev, "%s.%d.%d.%d", kudev->uioinfo.name, pcard->card_num, cte.type, kudev->core_num);
+       kudev->dev = device_create(kpc_uio_class,
+                                  &pcard->pdev->dev, MKDEV(0, 0), kudev, "%s.%d.%d.%d",
+                                  kudev->uioinfo.name, pcard->card_num, cte.type, kudev->core_num);
        if (IS_ERR(kudev->dev)) {
                dev_err(&pcard->pdev->dev, "%s: device_create failed!\n",
                        __func__);
@@ -341,7 +363,9 @@ static int probe_core_uio(unsigned int core_num, struct kp2000_device *pcard,
        return 0;
 }
 
-static int  create_dma_engine_core(struct kp2000_device *pcard, size_t engine_regs_offset, int engine_num, int irq_num)
+static int  create_dma_engine_core(struct kp2000_device *pcard,
+                                  size_t engine_regs_offset,
+                                  int engine_num, int irq_num)
 {
        struct mfd_cell  cell = { .id = engine_num };
        struct resource  resources[2];
@@ -380,18 +404,28 @@ static int  kp2000_setup_dma_controller(struct kp2000_device *pcard)
 
        // S2C Engines
        for (i = 0 ; i < 32 ; i++) {
-               capabilities_reg = readq(pcard->dma_bar_base + KPC_DMA_S2C_BASE_OFFSET + (KPC_DMA_ENGINE_SIZE * i));
+               capabilities_reg = readq(pcard->dma_bar_base +
+                                        KPC_DMA_S2C_BASE_OFFSET +
+                                        (KPC_DMA_ENGINE_SIZE * i));
+
                if (capabilities_reg & ENGINE_CAP_PRESENT_MASK) {
-                       err = create_dma_engine_core(pcard, (KPC_DMA_S2C_BASE_OFFSET + (KPC_DMA_ENGINE_SIZE * i)), i,  pcard->pdev->irq);
+                       err = create_dma_engine_core(pcard, (KPC_DMA_S2C_BASE_OFFSET +
+                                                           (KPC_DMA_ENGINE_SIZE * i)),
+                                                    i, pcard->pdev->irq);
                        if (err)
                                goto err_out;
                }
        }
        // C2S Engines
        for (i = 0 ; i < 32 ; i++) {
-               capabilities_reg = readq(pcard->dma_bar_base + KPC_DMA_C2S_BASE_OFFSET + (KPC_DMA_ENGINE_SIZE * i));
+               capabilities_reg = readq(pcard->dma_bar_base +
+                                        KPC_DMA_C2S_BASE_OFFSET +
+                                        (KPC_DMA_ENGINE_SIZE * i));
+
                if (capabilities_reg & ENGINE_CAP_PRESENT_MASK) {
-                       err = create_dma_engine_core(pcard, (KPC_DMA_C2S_BASE_OFFSET + (KPC_DMA_ENGINE_SIZE * i)), 32 + i,  pcard->pdev->irq);
+                       err = create_dma_engine_core(pcard, (KPC_DMA_C2S_BASE_OFFSET +
+                                                           (KPC_DMA_ENGINE_SIZE * i)),
+                                                    32 + i,  pcard->pdev->irq);
                        if (err)
                                goto err_out;
                }
@@ -433,10 +467,15 @@ int  kp2000_probe_cores(struct kp2000_device *pcard)
        // Then, iterate over the possible core types.
        for (current_type_id = 1 ; current_type_id <= highest_core_id ; current_type_id++) {
                unsigned int core_num = 0;
-               // Foreach core type, iterate the whole table and instantiate subdevices for each core.
-               // Yes, this is O(n*m) but the actual runtime is small enough that it's an acceptable tradeoff.
+               /*
+                * Foreach core type, iterate the whole table and instantiate
+                * subdevices for each core.
+                * Yes, this is O(n*m) but the actual runtime is small enough
+                * that it's an acceptable tradeoff.
+                */
                for (i = 0 ; i < pcard->core_table_length ; i++) {
-                       read_val = readq(pcard->sysinfo_regs_base + ((pcard->core_table_offset + i) * 8));
+                       read_val = readq(pcard->sysinfo_regs_base +
+                                        ((pcard->core_table_offset + i) * 8));
                        parse_core_table_entry(&cte, read_val, pcard->core_table_rev);
 
                        if (cte.type != current_type_id)