drm/amdgpu: Fix errors & warnings in gmc_ v6_0, v7_0.c

Fix below checkpatch errors & warnings:

ERROR: trailing statements should be on next line
+       default: BUG();
ERROR: trailing statements should be on next line

WARNING: braces {} are not necessary for single statement blocks
WARNING: braces {} are not necessary for any arm of this statement
WARNING: Block comments use * on subsequent lines
WARNING: Missing a blank line after declarations
WARNING: Prefer 'unsigned int' to bare use of 'unsigned'

Cc: Christian König <christian.koenig@amd.com>
Cc: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c

@@ -120,7 +120,8 @@ static int gmc_v6_0_init_microcode(struct amdgpu_device *adev)
 	case CHIP_HAINAN:
 		chip_name = "hainan";
 		break;
-	default: BUG();
+	default:
+		BUG();
 	}
 
 	/* this memory configuration requires special firmware */
@@ -178,9 +179,8 @@ static int gmc_v6_0_mc_load_microcode(struct amdgpu_device *adev)
 			WREG32(mmMC_SEQ_IO_DEBUG_DATA, le32_to_cpup(new_io_mc_regs++));
 		}
 		/* load the MC ucode */
-		for (i = 0; i < ucode_size; i++) {
+		for (i = 0; i < ucode_size; i++)
 			WREG32(mmMC_SEQ_SUP_PGM, le32_to_cpup(new_fw_data++));
-		}
 
 		/* put the engine back into the active state */
 		WREG32(mmMC_SEQ_SUP_CNTL, 0x00000008);
@@ -208,6 +208,7 @@ static void gmc_v6_0_vram_gtt_location(struct amdgpu_device *adev,
 				       struct amdgpu_gmc *mc)
 {
 	u64 base = RREG32(mmMC_VM_FB_LOCATION) & 0xFFFF;
+
 	base <<= 24;
 
 	amdgpu_gmc_vram_location(adev, mc, base);
@@ -228,9 +229,8 @@ static void gmc_v6_0_mc_program(struct amdgpu_device *adev)
 	}
 	WREG32(mmHDP_REG_COHERENCY_FLUSH_CNTL, 0);
 
-	if (gmc_v6_0_wait_for_idle((void *)adev)) {
+	if (gmc_v6_0_wait_for_idle((void *)adev))
 		dev_warn(adev->dev, "Wait for MC idle timedout !\n");
-	}
 
 	if (adev->mode_info.num_crtc) {
 		u32 tmp;
@@ -256,9 +256,8 @@ static void gmc_v6_0_mc_program(struct amdgpu_device *adev)
 	WREG32(mmMC_VM_AGP_TOP, 0x0FFFFFFF);
 	WREG32(mmMC_VM_AGP_BOT, 0x0FFFFFFF);
 
-	if (gmc_v6_0_wait_for_idle((void *)adev)) {
+	if (gmc_v6_0_wait_for_idle((void *)adev))
 		dev_warn(adev->dev, "Wait for MC idle timedout !\n");
-	}
 }
 
 static int gmc_v6_0_mc_init(struct amdgpu_device *adev)
@@ -269,13 +268,13 @@ static int gmc_v6_0_mc_init(struct amdgpu_device *adev)
 	int r;
 
 	tmp = RREG32(mmMC_ARB_RAMCFG);
-	if (tmp & (1 << 11)) {
+	if (tmp & (1 << 11))
 		chansize = 16;
-	} else if (tmp & MC_ARB_RAMCFG__CHANSIZE_MASK) {
+	else if (tmp & MC_ARB_RAMCFG__CHANSIZE_MASK)
 		chansize = 64;
-	} else {
+	else
 		chansize = 32;
-	}
+
 	tmp = RREG32(mmMC_SHARED_CHMAP);
 	switch ((tmp & MC_SHARED_CHMAP__NOOFCHAN_MASK) >> MC_SHARED_CHMAP__NOOFCHAN__SHIFT) {
 	case 0:
@@ -352,7 +351,7 @@ static void gmc_v6_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid,
 }
 
 static uint64_t gmc_v6_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring,
-					    unsigned vmid, uint64_t pd_addr)
+					    unsigned int vmid, uint64_t pd_addr)
 {
 	uint32_t reg;
 
@@ -405,11 +404,11 @@ static void gmc_v6_0_set_fault_enable_default(struct amdgpu_device *adev,
 }
 
  /**
-   + * gmc_v8_0_set_prt - set PRT VM fault
+  * gmc_v8_0_set_prt() - set PRT VM fault
-   + *
+  *
-   + * @adev: amdgpu_device pointer
+  * @adev: amdgpu_device pointer
-   + * @enable: enable/disable VM fault handling for PRT
+  * @enable: enable/disable VM fault handling for PRT
-   +*/
+  */
 static void gmc_v6_0_set_prt(struct amdgpu_device *adev, bool enable)
 {
 	u32 tmp;
@@ -547,7 +546,7 @@ static int gmc_v6_0_gart_enable(struct amdgpu_device *adev)
 
 	gmc_v6_0_flush_gpu_tlb(adev, 0, 0, 0);
 	dev_info(adev->dev, "PCIE GART of %uM enabled (table at 0x%016llX).\n",
-		 (unsigned)(adev->gmc.gart_size >> 20),
+		 (unsigned int)(adev->gmc.gart_size >> 20),
 		 (unsigned long long)table_addr);
 	return 0;
 }
@@ -787,15 +786,16 @@ static int gmc_v6_0_late_init(void *handle)
 		return 0;
 }
 
-static unsigned gmc_v6_0_get_vbios_fb_size(struct amdgpu_device *adev)
+static unsigned int gmc_v6_0_get_vbios_fb_size(struct amdgpu_device *adev)
 {
 	u32 d1vga_control = RREG32(mmD1VGA_CONTROL);
-	unsigned size;
+	unsigned int size;
 
 	if (REG_GET_FIELD(d1vga_control, D1VGA_CONTROL, D1VGA_MODE_ENABLE)) {
 		size = AMDGPU_VBIOS_VGA_ALLOCATION;
 	} else {
 		u32 viewport = RREG32(mmVIEWPORT_SIZE);
+
 		size = (REG_GET_FIELD(viewport, VIEWPORT_SIZE, VIEWPORT_HEIGHT) *
 			REG_GET_FIELD(viewport, VIEWPORT_SIZE, VIEWPORT_WIDTH) *
 			4);
@@ -814,6 +814,7 @@ static int gmc_v6_0_sw_init(void *handle)
 		adev->gmc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
 	} else {
 		u32 tmp = RREG32(mmMC_SEQ_MISC0);
+
 		tmp &= MC_SEQ_MISC0__MT__MASK;
 		adev->gmc.vram_type = gmc_v6_0_convert_vram_type(tmp);
 	}
@@ -964,7 +965,7 @@ static bool gmc_v6_0_is_idle(void *handle)
 
 static int gmc_v6_0_wait_for_idle(void *handle)
 {
-	unsigned i;
+	unsigned int i;
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
 	for (i = 0; i < adev->usec_timeout; i++) {
@@ -995,10 +996,8 @@ static int gmc_v6_0_soft_reset(void *handle)
 
 	if (srbm_soft_reset) {
 		gmc_v6_0_mc_stop(adev);
-		if (gmc_v6_0_wait_for_idle(adev)) {
+		if (gmc_v6_0_wait_for_idle(adev))
 			dev_warn(adev->dev, "Wait for GMC idle timed out !\n");
-		}
-
 
 		tmp = RREG32(mmSRBM_SOFT_RESET);
 		tmp |= srbm_soft_reset;
@@ -1023,7 +1022,7 @@ static int gmc_v6_0_soft_reset(void *handle)
 
 static int gmc_v6_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
 					     struct amdgpu_irq_src *src,
-					     unsigned type,
+					     unsigned int type,
 					     enum amdgpu_interrupt_state state)
 {
 	u32 tmp;
@@ -1141,8 +1140,7 @@ static void gmc_v6_0_set_irq_funcs(struct amdgpu_device *adev)
 	adev->gmc.vm_fault.funcs = &gmc_v6_0_irq_funcs;
 }
 
-const struct amdgpu_ip_block_version gmc_v6_0_ip_block =
+const struct amdgpu_ip_block_version gmc_v6_0_ip_block = {
-{
 	.type = AMD_IP_BLOCK_TYPE_GMC,
 	.major = 6,
 	.minor = 0,

drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c

@@ -58,16 +58,14 @@ MODULE_FIRMWARE("amdgpu/bonaire_mc.bin");
 MODULE_FIRMWARE("amdgpu/hawaii_mc.bin");
 MODULE_FIRMWARE("amdgpu/topaz_mc.bin");
 
-static const u32 golden_settings_iceland_a11[] =
+static const u32 golden_settings_iceland_a11[] = {
-{
 	mmVM_PRT_APERTURE0_LOW_ADDR, 0x0fffffff, 0x0fffffff,
 	mmVM_PRT_APERTURE1_LOW_ADDR, 0x0fffffff, 0x0fffffff,
 	mmVM_PRT_APERTURE2_LOW_ADDR, 0x0fffffff, 0x0fffffff,
 	mmVM_PRT_APERTURE3_LOW_ADDR, 0x0fffffff, 0x0fffffff
 };
 
-static const u32 iceland_mgcg_cgcg_init[] =
+static const u32 iceland_mgcg_cgcg_init[] = {
-{
 	mmMC_MEM_POWER_LS, 0xffffffff, 0x00000104
 };
 
@@ -151,7 +149,8 @@ static int gmc_v7_0_init_microcode(struct amdgpu_device *adev)
 	case CHIP_KABINI:
 	case CHIP_MULLINS:
 		return 0;
-	default: BUG();
+	default:
+		BUG();
 	}
 
 	snprintf(fw_name, sizeof(fw_name), "amdgpu/%s_mc.bin", chip_name);
@@ -237,6 +236,7 @@ static void gmc_v7_0_vram_gtt_location(struct amdgpu_device *adev,
 				       struct amdgpu_gmc *mc)
 {
 	u64 base = RREG32(mmMC_VM_FB_LOCATION) & 0xFFFF;
+
 	base <<= 24;
 
 	amdgpu_gmc_vram_location(adev, mc, base);
@@ -266,9 +266,9 @@ static void gmc_v7_0_mc_program(struct amdgpu_device *adev)
 	}
 	WREG32(mmHDP_REG_COHERENCY_FLUSH_CNTL, 0);
 
-	if (gmc_v7_0_wait_for_idle((void *)adev)) {
+	if (gmc_v7_0_wait_for_idle((void *)adev))
 		dev_warn(adev->dev, "Wait for MC idle timedout !\n");
-	}
+
 	if (adev->mode_info.num_crtc) {
 		/* Lockout access through VGA aperture*/
 		tmp = RREG32(mmVGA_HDP_CONTROL);
@@ -290,9 +290,8 @@ static void gmc_v7_0_mc_program(struct amdgpu_device *adev)
 	WREG32(mmMC_VM_AGP_BASE, 0);
 	WREG32(mmMC_VM_AGP_TOP, 0x0FFFFFFF);
 	WREG32(mmMC_VM_AGP_BOT, 0x0FFFFFFF);
-	if (gmc_v7_0_wait_for_idle((void *)adev)) {
+	if (gmc_v7_0_wait_for_idle((void *)adev))
 		dev_warn(adev->dev, "Wait for MC idle timedout !\n");
-	}
 
 	WREG32(mmBIF_FB_EN, BIF_FB_EN__FB_READ_EN_MASK | BIF_FB_EN__FB_WRITE_EN_MASK);
 
@@ -324,11 +323,11 @@ static int gmc_v7_0_mc_init(struct amdgpu_device *adev)
 
 		/* Get VRAM informations */
 		tmp = RREG32(mmMC_ARB_RAMCFG);
-		if (REG_GET_FIELD(tmp, MC_ARB_RAMCFG, CHANSIZE)) {
+		if (REG_GET_FIELD(tmp, MC_ARB_RAMCFG, CHANSIZE))
 			chansize = 64;
-		} else {
+		else
 			chansize = 32;
-		}
+
 		tmp = RREG32(mmMC_SHARED_CHMAP);
 		switch (REG_GET_FIELD(tmp, MC_SHARED_CHMAP, NOOFCHAN)) {
 		case 0:
@@ -472,7 +471,7 @@ static void gmc_v7_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid,
 }
 
 static uint64_t gmc_v7_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring,
-					    unsigned vmid, uint64_t pd_addr)
+					    unsigned int vmid, uint64_t pd_addr)
 {
 	uint32_t reg;
 
@@ -488,8 +487,8 @@ static uint64_t gmc_v7_0_emit_flush_gpu_tlb(struct amdgpu_ring *ring,
 	return pd_addr;
 }
 
-static void gmc_v7_0_emit_pasid_mapping(struct amdgpu_ring *ring, unsigned vmid,
+static void gmc_v7_0_emit_pasid_mapping(struct amdgpu_ring *ring, unsigned int vmid,
-					unsigned pasid)
+					unsigned int pasid)
 {
 	amdgpu_ring_emit_wreg(ring, mmIH_VMID_0_LUT + vmid, pasid);
 }
@@ -700,7 +699,7 @@ static int gmc_v7_0_gart_enable(struct amdgpu_device *adev)
 
 	gmc_v7_0_flush_gpu_tlb(adev, 0, 0, 0);
 	DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
-		 (unsigned)(adev->gmc.gart_size >> 20),
+		 (unsigned int)(adev->gmc.gart_size >> 20),
 		 (unsigned long long)table_addr);
 	return 0;
 }
@@ -761,7 +760,7 @@ static void gmc_v7_0_gart_disable(struct amdgpu_device *adev)
  * Print human readable fault information (CIK).
  */
 static void gmc_v7_0_vm_decode_fault(struct amdgpu_device *adev, u32 status,
-				     u32 addr, u32 mc_client, unsigned pasid)
+				     u32 addr, u32 mc_client, unsigned int pasid)
 {
 	u32 vmid = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS, VMID);
 	u32 protections = REG_GET_FIELD(status, VM_CONTEXT1_PROTECTION_FAULT_STATUS,
@@ -957,15 +956,16 @@ static int gmc_v7_0_late_init(void *handle)
 		return 0;
 }
 
-static unsigned gmc_v7_0_get_vbios_fb_size(struct amdgpu_device *adev)
+static unsigned int gmc_v7_0_get_vbios_fb_size(struct amdgpu_device *adev)
 {
 	u32 d1vga_control = RREG32(mmD1VGA_CONTROL);
-	unsigned size;
+	unsigned int size;
 
 	if (REG_GET_FIELD(d1vga_control, D1VGA_CONTROL, D1VGA_MODE_ENABLE)) {
 		size = AMDGPU_VBIOS_VGA_ALLOCATION;
 	} else {
 		u32 viewport = RREG32(mmVIEWPORT_SIZE);
+
 		size = (REG_GET_FIELD(viewport, VIEWPORT_SIZE, VIEWPORT_HEIGHT) *
 			REG_GET_FIELD(viewport, VIEWPORT_SIZE, VIEWPORT_WIDTH) *
 			4);
@@ -985,6 +985,7 @@ static int gmc_v7_0_sw_init(void *handle)
 		adev->gmc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
 	} else {
 		u32 tmp = RREG32(mmMC_SEQ_MISC0);
+
 		tmp &= MC_SEQ_MISC0__MT__MASK;
 		adev->gmc.vram_type = gmc_v7_0_convert_vram_type(tmp);
 	}
@@ -1153,7 +1154,7 @@ static bool gmc_v7_0_is_idle(void *handle)
 
 static int gmc_v7_0_wait_for_idle(void *handle)
 {
-	unsigned i;
+	unsigned int i;
 	u32 tmp;
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 
@@ -1191,10 +1192,8 @@ static int gmc_v7_0_soft_reset(void *handle)
 
 	if (srbm_soft_reset) {
 		gmc_v7_0_mc_stop(adev);
-		if (gmc_v7_0_wait_for_idle((void *)adev)) {
+		if (gmc_v7_0_wait_for_idle((void *)adev))
 			dev_warn(adev->dev, "Wait for GMC idle timed out !\n");
-		}
-
 
 		tmp = RREG32(mmSRBM_SOFT_RESET);
 		tmp |= srbm_soft_reset;
@@ -1220,7 +1219,7 @@ static int gmc_v7_0_soft_reset(void *handle)
 
 static int gmc_v7_0_vm_fault_interrupt_state(struct amdgpu_device *adev,
 					     struct amdgpu_irq_src *src,
-					     unsigned type,
+					     unsigned int type,
 					     enum amdgpu_interrupt_state state)
 {
 	u32 tmp;
@@ -1384,8 +1383,7 @@ static void gmc_v7_0_set_irq_funcs(struct amdgpu_device *adev)
 	adev->gmc.vm_fault.funcs = &gmc_v7_0_irq_funcs;
 }
 
-const struct amdgpu_ip_block_version gmc_v7_0_ip_block =
+const struct amdgpu_ip_block_version gmc_v7_0_ip_block = {
-{
 	.type = AMD_IP_BLOCK_TYPE_GMC,
 	.major = 7,
 	.minor = 0,
@@ -1393,8 +1391,7 @@ const struct amdgpu_ip_block_version gmc_v7_0_ip_block =
 	.funcs = &gmc_v7_0_ip_funcs,
 };
 
-const struct amdgpu_ip_block_version gmc_v7_4_ip_block =
+const struct amdgpu_ip_block_version gmc_v7_4_ip_block = {
-{
 	.type = AMD_IP_BLOCK_TYPE_GMC,
 	.major = 7,
 	.minor = 4,