The register offset calculation macro was taking a HW block base parameter that was not actually used. Simplify the whole thing by dropping it and rename the macro for better readability. Signed-off-by: Gilad Ben-Yossef <gilad@xxxxxxxxxxxxx> --- drivers/staging/ccree/cc_regs.h | 15 ++++-------- drivers/staging/ccree/ssi_driver.c | 42 ++++++++++++++++----------------- drivers/staging/ccree/ssi_fips.c | 10 ++++---- drivers/staging/ccree/ssi_pm.c | 4 ++-- drivers/staging/ccree/ssi_request_mgr.c | 33 +++++++++++++------------- drivers/staging/ccree/ssi_sysfs.c | 10 ++++---- 6 files changed, 53 insertions(+), 61 deletions(-) diff --git a/drivers/staging/ccree/cc_regs.h b/drivers/staging/ccree/cc_regs.h index 4a893a6..2a8fc73 100644 --- a/drivers/staging/ccree/cc_regs.h +++ b/drivers/staging/ccree/cc_regs.h @@ -25,18 +25,11 @@ #include <linux/bitfield.h> -#define AXIM_MON_BASE_OFFSET CC_REG_OFFSET(CRY_KERNEL, AXIM_MON_COMP) #define AXIM_MON_COMP_VALUE GENMASK(DX_AXIM_MON_COMP_VALUE_BIT_SIZE + \ - DX_AXIM_MON_COMP_VALUE_BIT_SHIFT, \ - DX_AXIM_MON_COMP_VALUE_BIT_SHIFT) + DX_AXIM_MON_COMP_VALUE_BIT_SHIFT, \ + DX_AXIM_MON_COMP_VALUE_BIT_SHIFT) -#define AXIM_MON_BASE_OFFSET CC_REG_OFFSET(CRY_KERNEL, AXIM_MON_COMP) -#define AXIM_MON_COMP_VALUE GENMASK(DX_AXIM_MON_COMP_VALUE_BIT_SIZE + \ - DX_AXIM_MON_COMP_VALUE_BIT_SHIFT, \ - DX_AXIM_MON_COMP_VALUE_BIT_SHIFT) - -/* Register Offset macro */ -#define CC_REG_OFFSET(unit_name, reg_name) \ - (DX_BASE_ ## unit_name + DX_ ## reg_name ## _REG_OFFSET) +/* Register name mangling macro */ +#define CC_REG(reg_name) DX_ ## reg_name ## _REG_OFFSET #endif /*_CC_REGS_H_*/ diff --git a/drivers/staging/ccree/ssi_driver.c b/drivers/staging/ccree/ssi_driver.c index 135a7e2..1a9b9c9 100644 --- a/drivers/staging/ccree/ssi_driver.c +++ b/drivers/staging/ccree/ssi_driver.c @@ -99,22 +99,22 @@ static irqreturn_t cc_isr(int irq, void *dev_id) /* STAT_OP_TYPE_GENERIC STAT_PHASE_0: Interrupt */ /* read the interrupt status */ - irr = CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IRR)); + irr = CC_HAL_READ_REGISTER(CC_REG(HOST_IRR)); dev_dbg(dev, "Got IRR=0x%08X\n", irr); if (unlikely(irr == 0)) { /* Probably shared interrupt line */ dev_err(dev, "Got interrupt with empty IRR\n"); return IRQ_NONE; } - imr = CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IMR)); + imr = CC_HAL_READ_REGISTER(CC_REG(HOST_IMR)); /* clear interrupt - must be before processing events */ - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_ICR), irr); + CC_HAL_WRITE_REGISTER(CC_REG(HOST_ICR), irr); drvdata->irq = irr; /* Completion interrupt - most probable */ if (likely((irr & SSI_COMP_IRQ_MASK) != 0)) { /* Mask AXI completion interrupt - will be unmasked in Deferred service handler */ - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IMR), imr | SSI_COMP_IRQ_MASK); + CC_HAL_WRITE_REGISTER(CC_REG(HOST_IMR), imr | SSI_COMP_IRQ_MASK); irr &= ~SSI_COMP_IRQ_MASK; complete_request(drvdata); } @@ -122,7 +122,7 @@ static irqreturn_t cc_isr(int irq, void *dev_id) /* TEE FIPS interrupt */ if (likely((irr & SSI_GPR0_IRQ_MASK) != 0)) { /* Mask interrupt - will be unmasked in Deferred service handler */ - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IMR), imr | SSI_GPR0_IRQ_MASK); + CC_HAL_WRITE_REGISTER(CC_REG(HOST_IMR), imr | SSI_GPR0_IRQ_MASK); irr &= ~SSI_GPR0_IRQ_MASK; fips_handler(drvdata); } @@ -132,7 +132,7 @@ static irqreturn_t cc_isr(int irq, void *dev_id) u32 axi_err; /* Read the AXI error ID */ - axi_err = CC_HAL_READ_REGISTER(CC_REG_OFFSET(CRY_KERNEL, AXIM_MON_ERR)); + axi_err = CC_HAL_READ_REGISTER(CC_REG(AXIM_MON_ERR)); dev_dbg(dev, "AXI completion error: axim_mon_err=0x%08X\n", axi_err); @@ -155,43 +155,43 @@ int init_cc_regs(struct ssi_drvdata *drvdata, bool is_probe) struct device *dev = drvdata_to_dev(drvdata); /* Unmask all AXI interrupt sources AXI_CFG1 register */ - val = CC_HAL_READ_REGISTER(CC_REG_OFFSET(CRY_KERNEL, AXIM_CFG)); - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(CRY_KERNEL, AXIM_CFG), val & ~SSI_AXI_IRQ_MASK); + val = CC_HAL_READ_REGISTER(CC_REG(AXIM_CFG)); + CC_HAL_WRITE_REGISTER(CC_REG(AXIM_CFG), val & ~SSI_AXI_IRQ_MASK); dev_dbg(dev, "AXIM_CFG=0x%08X\n", - CC_HAL_READ_REGISTER(CC_REG_OFFSET(CRY_KERNEL, AXIM_CFG))); + CC_HAL_READ_REGISTER(CC_REG(AXIM_CFG))); /* Clear all pending interrupts */ - val = CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IRR)); + val = CC_HAL_READ_REGISTER(CC_REG(HOST_IRR)); dev_dbg(dev, "IRR=0x%08X\n", val); - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_ICR), val); + CC_HAL_WRITE_REGISTER(CC_REG(HOST_ICR), val); /* Unmask relevant interrupt cause */ val = (unsigned int)(~(SSI_COMP_IRQ_MASK | SSI_AXI_ERR_IRQ_MASK | SSI_GPR0_IRQ_MASK)); - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IMR), val); + CC_HAL_WRITE_REGISTER(CC_REG(HOST_IMR), val); #ifdef DX_HOST_IRQ_TIMER_INIT_VAL_REG_OFFSET #ifdef DX_IRQ_DELAY /* Set CC IRQ delay */ - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IRQ_TIMER_INIT_VAL), + CC_HAL_WRITE_REGISTER(CC_REG(HOST_IRQ_TIMER_INIT_VAL), DX_IRQ_DELAY); #endif - if (CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IRQ_TIMER_INIT_VAL)) > 0) { + if (CC_HAL_READ_REGISTER(CC_REG(HOST_IRQ_TIMER_INIT_VAL)) > 0) { dev_dbg(dev, "irq_delay=%d CC cycles\n", - CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IRQ_TIMER_INIT_VAL))); + CC_HAL_READ_REGISTER(CC_REG(HOST_IRQ_TIMER_INIT_VAL))); } #endif cache_params = (drvdata->coherent ? CC_COHERENT_CACHE_PARAMS : 0x0); - val = CC_HAL_READ_REGISTER(CC_REG_OFFSET(CRY_KERNEL, AXIM_CACHE_PARAMS)); + val = CC_HAL_READ_REGISTER(CC_REG(AXIM_CACHE_PARAMS)); if (is_probe) dev_info(dev, "Cache params previous: 0x%08X\n", val); - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(CRY_KERNEL, AXIM_CACHE_PARAMS), + CC_HAL_WRITE_REGISTER(CC_REG(AXIM_CACHE_PARAMS), cache_params); - val = CC_HAL_READ_REGISTER(CC_REG_OFFSET(CRY_KERNEL, AXIM_CACHE_PARAMS)); + val = CC_HAL_READ_REGISTER(CC_REG(AXIM_CACHE_PARAMS)); if (is_probe) dev_info(dev, "Cache params current: 0x%08X (expect: 0x%08X)\n", @@ -280,7 +280,7 @@ static int init_cc_resources(struct platform_device *plat_dev) } /* Verify correct mapping */ - signature_val = CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_SIGNATURE)); + signature_val = CC_HAL_READ_REGISTER(CC_REG(HOST_SIGNATURE)); if (signature_val != DX_DEV_SIGNATURE) { dev_err(dev, "Invalid CC signature: SIGNATURE=0x%08X != expected=0x%08X\n", signature_val, (u32)DX_DEV_SIGNATURE); @@ -292,7 +292,7 @@ static int init_cc_resources(struct platform_device *plat_dev) /* Display HW versions */ dev_info(dev, "ARM CryptoCell %s Driver: HW version 0x%08X, Driver version %s\n", SSI_DEV_NAME_STR, - CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_VERSION)), + CC_HAL_READ_REGISTER(CC_REG(HOST_VERSION)), DRV_MODULE_VERSION); rc = init_cc_regs(new_drvdata, true); @@ -411,7 +411,7 @@ void fini_cc_regs(struct ssi_drvdata *drvdata) { /* Mask all interrupts */ WRITE_REGISTER(drvdata->cc_base + - CC_REG_OFFSET(HOST_RGF, HOST_IMR), 0xFFFFFFFF); + CC_REG(HOST_IMR), 0xFFFFFFFF); } static void cleanup_cc_resources(struct platform_device *plat_dev) diff --git a/drivers/staging/ccree/ssi_fips.c b/drivers/staging/ccree/ssi_fips.c index 15009a2..d424aef 100644 --- a/drivers/staging/ccree/ssi_fips.c +++ b/drivers/staging/ccree/ssi_fips.c @@ -36,7 +36,7 @@ static bool cc_get_tee_fips_status(struct ssi_drvdata *drvdata) u32 reg; void __iomem *cc_base = drvdata->cc_base; - reg = CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, GPR_HOST)); + reg = CC_HAL_READ_REGISTER(CC_REG(GPR_HOST)); return (reg == (CC_FIPS_SYNC_TEE_STATUS | CC_FIPS_SYNC_MODULE_OK)); } @@ -51,7 +51,7 @@ void cc_set_ree_fips_status(struct ssi_drvdata *drvdata, bool status) val |= (status ? CC_FIPS_SYNC_MODULE_OK : CC_FIPS_SYNC_MODULE_ERROR); - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_GPR0), val); + CC_HAL_WRITE_REGISTER(CC_REG(HOST_GPR0), val); } void ssi_fips_fini(struct ssi_drvdata *drvdata) @@ -95,7 +95,7 @@ static void fips_dsr(unsigned long devarg) irq = (drvdata->irq & (SSI_GPR0_IRQ_MASK)); if (irq) { - state = CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, GPR_HOST)); + state = CC_HAL_READ_REGISTER(CC_REG(GPR_HOST)); if (state != (CC_FIPS_SYNC_TEE_STATUS | CC_FIPS_SYNC_MODULE_OK)) tee_fips_error(dev); @@ -104,8 +104,8 @@ static void fips_dsr(unsigned long devarg) /* after verifing that there is nothing to do, * unmask AXI completion interrupt. */ - val = (CC_REG_OFFSET(HOST_RGF, HOST_IMR) & ~irq); - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IMR), val); + val = (CC_REG(HOST_IMR) & ~irq); + CC_HAL_WRITE_REGISTER(CC_REG(HOST_IMR), val); } /* The function called once at driver entry point .*/ diff --git a/drivers/staging/ccree/ssi_pm.c b/drivers/staging/ccree/ssi_pm.c index 11bbdbe..73b31cd 100644 --- a/drivers/staging/ccree/ssi_pm.c +++ b/drivers/staging/ccree/ssi_pm.c @@ -41,7 +41,7 @@ int ssi_power_mgr_runtime_suspend(struct device *dev) int rc; dev_dbg(dev, "set HOST_POWER_DOWN_EN\n"); - WRITE_REGISTER(drvdata->cc_base + CC_REG_OFFSET(HOST_RGF, HOST_POWER_DOWN_EN), POWER_DOWN_ENABLE); + WRITE_REGISTER(drvdata->cc_base + CC_REG(HOST_POWER_DOWN_EN), POWER_DOWN_ENABLE); rc = ssi_request_mgr_runtime_suspend_queue(drvdata); if (rc != 0) { dev_err(dev, "ssi_request_mgr_runtime_suspend_queue (%x)\n", @@ -60,7 +60,7 @@ int ssi_power_mgr_runtime_resume(struct device *dev) (struct ssi_drvdata *)dev_get_drvdata(dev); dev_dbg(dev, "unset HOST_POWER_DOWN_EN\n"); - WRITE_REGISTER(drvdata->cc_base + CC_REG_OFFSET(HOST_RGF, HOST_POWER_DOWN_EN), POWER_DOWN_DISABLE); + WRITE_REGISTER(drvdata->cc_base + CC_REG(HOST_POWER_DOWN_EN), POWER_DOWN_DISABLE); rc = cc_clk_on(drvdata); if (rc) { diff --git a/drivers/staging/ccree/ssi_request_mgr.c b/drivers/staging/ccree/ssi_request_mgr.c index 942afe2..2f12ee2 100644 --- a/drivers/staging/ccree/ssi_request_mgr.c +++ b/drivers/staging/ccree/ssi_request_mgr.c @@ -123,7 +123,7 @@ int request_mgr_init(struct ssi_drvdata *drvdata) tasklet_init(&req_mgr_h->comptask, comp_handler, (unsigned long)drvdata); #endif req_mgr_h->hw_queue_size = READ_REGISTER(drvdata->cc_base + - CC_REG_OFFSET(CRY_KERNEL, DSCRPTR_QUEUE_SRAM_SIZE)); + CC_REG(DSCRPTR_QUEUE_SRAM_SIZE)); dev_dbg(dev, "hw_queue_size=0x%08X\n", req_mgr_h->hw_queue_size); if (req_mgr_h->hw_queue_size < MIN_HW_QUEUE_SIZE) { dev_err(dev, "Invalid HW queue size = %u (Min. required is %u)\n", @@ -167,13 +167,13 @@ static inline void enqueue_seq( int i; for (i = 0; i < seq_len; i++) { - writel_relaxed(seq[i].word[0], (volatile void __iomem *)(cc_base + CC_REG_OFFSET(CRY_KERNEL, DSCRPTR_QUEUE_WORD0))); - writel_relaxed(seq[i].word[1], (volatile void __iomem *)(cc_base + CC_REG_OFFSET(CRY_KERNEL, DSCRPTR_QUEUE_WORD0))); - writel_relaxed(seq[i].word[2], (volatile void __iomem *)(cc_base + CC_REG_OFFSET(CRY_KERNEL, DSCRPTR_QUEUE_WORD0))); - writel_relaxed(seq[i].word[3], (volatile void __iomem *)(cc_base + CC_REG_OFFSET(CRY_KERNEL, DSCRPTR_QUEUE_WORD0))); - writel_relaxed(seq[i].word[4], (volatile void __iomem *)(cc_base + CC_REG_OFFSET(CRY_KERNEL, DSCRPTR_QUEUE_WORD0))); + writel_relaxed(seq[i].word[0], (volatile void __iomem *)(cc_base + CC_REG(DSCRPTR_QUEUE_WORD0))); + writel_relaxed(seq[i].word[1], (volatile void __iomem *)(cc_base + CC_REG(DSCRPTR_QUEUE_WORD0))); + writel_relaxed(seq[i].word[2], (volatile void __iomem *)(cc_base + CC_REG(DSCRPTR_QUEUE_WORD0))); + writel_relaxed(seq[i].word[3], (volatile void __iomem *)(cc_base + CC_REG(DSCRPTR_QUEUE_WORD0))); + writel_relaxed(seq[i].word[4], (volatile void __iomem *)(cc_base + CC_REG(DSCRPTR_QUEUE_WORD0))); wmb(); - writel_relaxed(seq[i].word[5], (volatile void __iomem *)(cc_base + CC_REG_OFFSET(CRY_KERNEL, DSCRPTR_QUEUE_WORD0))); + writel_relaxed(seq[i].word[5], (volatile void __iomem *)(cc_base + CC_REG(DSCRPTR_QUEUE_WORD0))); #ifdef DX_DUMP_DESCS dev_dbg(dev, "desc[%02d]: 0x%08X 0x%08X 0x%08X 0x%08X 0x%08X 0x%08X\n", i, seq[i].word[0], seq[i].word[1], seq[i].word[2], @@ -222,8 +222,7 @@ static inline int request_mgr_queues_status_check( /* Wait for space in HW queue. Poll constant num of iterations. */ for (poll_queue = 0; poll_queue < SSI_MAX_POLL_ITER ; poll_queue++) { req_mgr_h->q_free_slots = - CC_HAL_READ_REGISTER(CC_REG_OFFSET(CRY_KERNEL, - DSCRPTR_QUEUE_CONTENT)); + CC_HAL_READ_REGISTER(CC_REG(DSCRPTR_QUEUE_CONTENT)); if (unlikely(req_mgr_h->q_free_slots < req_mgr_h->min_free_hw_slots)) { req_mgr_h->min_free_hw_slots = req_mgr_h->q_free_slots; @@ -422,8 +421,8 @@ int send_request_init( enqueue_seq(cc_base, desc, len); /* Update the free slots in HW queue */ - req_mgr_h->q_free_slots = CC_HAL_READ_REGISTER(CC_REG_OFFSET(CRY_KERNEL, - DSCRPTR_QUEUE_CONTENT)); + req_mgr_h->q_free_slots = + CC_HAL_READ_REGISTER(CC_REG(DSCRPTR_QUEUE_CONTENT)); return 0; } @@ -487,7 +486,7 @@ static void proc_completions(struct ssi_drvdata *drvdata) dev_info(dev, "Delay\n"); for (i = 0; i < 1000000; i++) - axi_err = READ_REGISTER(drvdata->cc_base + CC_REG_OFFSET(CRY_KERNEL, AXIM_MON_ERR)); + axi_err = READ_REGISTER(drvdata->cc_base + CC_REG(AXIM_MON_ERR)); } #endif /* COMPLETION_DELAY */ @@ -514,7 +513,7 @@ static inline u32 cc_axi_comp_count(void __iomem *cc_base) * a base MMIO register address variable named cc_base. */ return FIELD_GET(AXIM_MON_COMP_VALUE, - CC_HAL_READ_REGISTER(AXIM_MON_BASE_OFFSET)); + CC_HAL_READ_REGISTER(CC_REG(AXIM_MON_COMP))); } /* Deferred service handler, run as interrupt-fired tasklet */ @@ -531,7 +530,7 @@ static void comp_handler(unsigned long devarg) if (irq & SSI_COMP_IRQ_MASK) { /* To avoid the interrupt from firing as we unmask it, we clear it now */ - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_ICR), SSI_COMP_IRQ_MASK); + CC_HAL_WRITE_REGISTER(CC_REG(HOST_ICR), SSI_COMP_IRQ_MASK); /* Avoid race with above clear: Test completion counter once more */ request_mgr_handle->axi_completed += @@ -548,7 +547,7 @@ static void comp_handler(unsigned long devarg) } while (request_mgr_handle->axi_completed > 0); /* To avoid the interrupt from firing as we unmask it, we clear it now */ - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_ICR), SSI_COMP_IRQ_MASK); + CC_HAL_WRITE_REGISTER(CC_REG(HOST_ICR), SSI_COMP_IRQ_MASK); /* Avoid race with above clear: Test completion counter once more */ request_mgr_handle->axi_completed += @@ -556,8 +555,8 @@ static void comp_handler(unsigned long devarg) } } /* after verifing that there is nothing to do, Unmask AXI completion interrupt */ - CC_HAL_WRITE_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IMR), - CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IMR)) & ~irq); + CC_HAL_WRITE_REGISTER(CC_REG(HOST_IMR), + CC_HAL_READ_REGISTER(CC_REG(HOST_IMR)) & ~irq); } /* diff --git a/drivers/staging/ccree/ssi_sysfs.c b/drivers/staging/ccree/ssi_sysfs.c index c3c817a..b5bc5f8 100644 --- a/drivers/staging/ccree/ssi_sysfs.c +++ b/drivers/staging/ccree/ssi_sysfs.c @@ -32,15 +32,15 @@ static ssize_t ssi_sys_regdump_show(struct kobject *kobj, void __iomem *cc_base = drvdata->cc_base; int offset = 0; - register_value = CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_SIGNATURE)); + register_value = CC_HAL_READ_REGISTER(CC_REG(HOST_SIGNATURE)); offset += scnprintf(buf + offset, PAGE_SIZE - offset, "%s \t(0x%lX)\t 0x%08X\n", "HOST_SIGNATURE ", DX_HOST_SIGNATURE_REG_OFFSET, register_value); - register_value = CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_IRR)); + register_value = CC_HAL_READ_REGISTER(CC_REG(HOST_IRR)); offset += scnprintf(buf + offset, PAGE_SIZE - offset, "%s \t(0x%lX)\t 0x%08X\n", "HOST_IRR ", DX_HOST_IRR_REG_OFFSET, register_value); - register_value = CC_HAL_READ_REGISTER(CC_REG_OFFSET(HOST_RGF, HOST_POWER_DOWN_EN)); + register_value = CC_HAL_READ_REGISTER(CC_REG(HOST_POWER_DOWN_EN)); offset += scnprintf(buf + offset, PAGE_SIZE - offset, "%s \t(0x%lX)\t 0x%08X\n", "HOST_POWER_DOWN_EN ", DX_HOST_POWER_DOWN_EN_REG_OFFSET, register_value); - register_value = CC_HAL_READ_REGISTER(CC_REG_OFFSET(CRY_KERNEL, AXIM_MON_ERR)); + register_value = CC_HAL_READ_REGISTER(CC_REG(AXIM_MON_ERR)); offset += scnprintf(buf + offset, PAGE_SIZE - offset, "%s \t(0x%lX)\t 0x%08X\n", "AXIM_MON_ERR ", DX_AXIM_MON_ERR_REG_OFFSET, register_value); - register_value = CC_HAL_READ_REGISTER(CC_REG_OFFSET(CRY_KERNEL, DSCRPTR_QUEUE_CONTENT)); + register_value = CC_HAL_READ_REGISTER(CC_REG(DSCRPTR_QUEUE_CONTENT)); offset += scnprintf(buf + offset, PAGE_SIZE - offset, "%s \t(0x%lX)\t 0x%08X\n", "DSCRPTR_QUEUE_CONTENT", DX_DSCRPTR_QUEUE_CONTENT_REG_OFFSET, register_value); return offset; } -- 2.7.4