From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Wed, 12 Apr 2017 12:53:18 +0200
Subject: drm/amdgpu: drop support for per ASIC read registers
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Git-commit: 3032f350ba4d09c2ca7a1dc4b527c7953d7f0be6
Patch-mainline: v4.13-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Only per family registers are still used.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/amdgpu/soc15.c |   29 -------------------------
 drivers/gpu/drm/amd/amdgpu/vi.c    |   42 -------------------------------------
 2 files changed, 2 insertions(+), 69 deletions(-)

--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -280,10 +280,6 @@ static bool soc15_read_bios_from_rom(str
 	return true;
 }
 
-static struct amdgpu_allowed_register_entry vega10_allowed_read_registers[] = {
-	/* todo */
-};
-
 static struct amdgpu_allowed_register_entry soc15_allowed_read_registers[] = {
 	{ SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS)},
 	{ SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS2)},
@@ -341,32 +337,9 @@ static uint32_t soc15_get_register_value
 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
 			    u32 sh_num, u32 reg_offset, u32 *value)
 {
-	struct amdgpu_allowed_register_entry *asic_register_table = NULL;
-	struct amdgpu_allowed_register_entry *asic_register_entry;
-	uint32_t size, i;
+	uint32_t i;
 
 	*value = 0;
-	switch (adev->asic_type) {
-	case CHIP_VEGA10:
-		asic_register_table = vega10_allowed_read_registers;
-		size = ARRAY_SIZE(vega10_allowed_read_registers);
-		break;
-	default:
-		return -EINVAL;
-	}
-
-	if (asic_register_table) {
-		for (i = 0; i < size; i++) {
-			asic_register_entry = asic_register_table + i;
-			if (reg_offset != asic_register_entry->reg_offset)
-				continue;
-			*value = soc15_get_register_value(adev,
-							  asic_register_entry->grbm_indexed,
-							  se_num, sh_num, reg_offset);
-			return 0;
-		}
-	}
-
 	for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
 		if (reg_offset != soc15_allowed_read_registers[i].reg_offset)
 			continue;
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -463,12 +463,6 @@ static void vi_detect_hw_virtualization(
 	}
 }
 
-static const struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
-};
-
-static const struct amdgpu_allowed_register_entry cz_allowed_read_registers[] = {
-};
-
 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
 	{mmGRBM_STATUS},
 	{mmGRBM_STATUS2},
@@ -647,43 +641,9 @@ static uint32_t vi_get_register_value(st
 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
 			    u32 sh_num, u32 reg_offset, u32 *value)
 {
-	const struct amdgpu_allowed_register_entry *asic_register_table = NULL;
-	const struct amdgpu_allowed_register_entry *asic_register_entry;
-	uint32_t size, i;
+	uint32_t i;
 
 	*value = 0;
-	switch (adev->asic_type) {
-	case CHIP_TOPAZ:
-		asic_register_table = tonga_allowed_read_registers;
-		size = ARRAY_SIZE(tonga_allowed_read_registers);
-		break;
-	case CHIP_FIJI:
-	case CHIP_TONGA:
-	case CHIP_POLARIS11:
-	case CHIP_POLARIS10:
-	case CHIP_POLARIS12:
-	case CHIP_CARRIZO:
-	case CHIP_STONEY:
-		asic_register_table = cz_allowed_read_registers;
-		size = ARRAY_SIZE(cz_allowed_read_registers);
-		break;
-	default:
-		return -EINVAL;
-	}
-
-	if (asic_register_table) {
-		for (i = 0; i < size; i++) {
-			bool indexed = asic_register_entry->grbm_indexed;
-
-			asic_register_entry = asic_register_table + i;
-			if (reg_offset != asic_register_entry->reg_offset)
-				continue;
-			*value = vi_get_register_value(adev, indexed, se_num,
-						       sh_num, reg_offset);
-			return 0;
-		}
-	}
-
 	for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
 		bool indexed = vi_allowed_read_registers[i].grbm_indexed;