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From 7ff4a9d6b2ae52a803b377cd6234055be5259a80 Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Tue, 9 Oct 2018 18:46:12 +0800
Subject: [PATCH 5540/5725] drm/amdgpu: Remove the direct fw loading support
for sdma2.4
sdma2.4 is only for iceland. For Vi, we don't maintain the
direct fw loading.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
---
drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 42 ----------------------------------
1 file changed, 42 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
index 9232a8d..7939dc6 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
@@ -511,41 +511,6 @@ static int sdma_v2_4_rlc_resume(struct amdgpu_device *adev)
return 0;
}
-/**
- * sdma_v2_4_load_microcode - load the sDMA ME ucode
- *
- * @adev: amdgpu_device pointer
- *
- * Loads the sDMA0/1 ucode.
- * Returns 0 for success, -EINVAL if the ucode is not available.
- */
-static int sdma_v2_4_load_microcode(struct amdgpu_device *adev)
-{
- const struct sdma_firmware_header_v1_0 *hdr;
- const __le32 *fw_data;
- u32 fw_size;
- int i, j;
-
- /* halt the MEs */
- sdma_v2_4_enable(adev, false);
-
- for (i = 0; i < adev->sdma.num_instances; i++) {
- if (!adev->sdma.instance[i].fw)
- return -EINVAL;
- hdr = (const struct sdma_firmware_header_v1_0 *)adev->sdma.instance[i].fw->data;
- amdgpu_ucode_print_sdma_hdr(&hdr->header);
- fw_size = le32_to_cpu(hdr->header.ucode_size_bytes) / 4;
- fw_data = (const __le32 *)
- (adev->sdma.instance[i].fw->data +
- le32_to_cpu(hdr->header.ucode_array_offset_bytes));
- WREG32(mmSDMA0_UCODE_ADDR + sdma_offsets[i], 0);
- for (j = 0; j < fw_size; j++)
- WREG32(mmSDMA0_UCODE_DATA + sdma_offsets[i], le32_to_cpup(fw_data++));
- WREG32(mmSDMA0_UCODE_ADDR + sdma_offsets[i], adev->sdma.instance[i].fw_version);
- }
-
- return 0;
-}
/**
* sdma_v2_4_start - setup and start the async dma engines
@@ -559,13 +524,6 @@ static int sdma_v2_4_start(struct amdgpu_device *adev)
{
int r;
-
- if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT) {
- r = sdma_v2_4_load_microcode(adev);
- if (r)
- return r;
- }
-
/* halt the engine before programing */
sdma_v2_4_enable(adev, false);
--
2.7.4
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