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drm/amdgpu/jpeg: Move parse_cs to amdgpu_jpeg.c

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Rename jpeg_v2_dec_ring_parse_cs to amdgpu_jpeg_dec_parse_cs
and move it to amdgpu_jpeg.c as it is shared among jpeg versions.

Signed-off-by: Sathishkumar S <sathishkumar.sundararaju@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Sathishkumar S
2025-08-19 16:11:01 +05:30
committed by Alex Deucher
parent 1697398555
commit 28f75f9bcc
10 changed files with 83 additions and 70 deletions
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65
drivers/gpu/drm/amd/amdgpu/amdgpu_jpeg.c
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@@ -539,3 +539,68 @@ void amdgpu_jpeg_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_pri
drm_printf(p, "\nInactive Instance:JPEG%d\n", i);
}
}
static inline bool amdgpu_jpeg_reg_valid(u32 reg)
{
if (reg < JPEG_REG_RANGE_START || reg > JPEG_REG_RANGE_END ||
(reg >= JPEG_ATOMIC_RANGE_START && reg <= JPEG_ATOMIC_RANGE_END))
return false;
else
return true;
}
/**
* amdgpu_jpeg_dec_parse_cs - command submission parser
*
* @parser: Command submission parser context
* @job: the job to parse
* @ib: the IB to parse
*
* Parse the command stream, return -EINVAL for invalid packet,
* 0 otherwise
*/
int amdgpu_jpeg_dec_parse_cs(struct amdgpu_cs_parser *parser,
struct amdgpu_job *job,
struct amdgpu_ib *ib)
{
u32 i, reg, res, cond, type;
struct amdgpu_device *adev = parser->adev;
for (i = 0; i < ib->length_dw ; i += 2) {
reg = CP_PACKETJ_GET_REG(ib->ptr[i]);
res = CP_PACKETJ_GET_RES(ib->ptr[i]);
cond = CP_PACKETJ_GET_COND(ib->ptr[i]);
type = CP_PACKETJ_GET_TYPE(ib->ptr[i]);
if (res) /* only support 0 at the moment */
return -EINVAL;
switch (type) {
case PACKETJ_TYPE0:
if (cond != PACKETJ_CONDITION_CHECK0 ||
!amdgpu_jpeg_reg_valid(reg)) {
dev_err(adev->dev, "Invalid packet [0x%08x]!\n", ib->ptr[i]);
return -EINVAL;
}
break;
case PACKETJ_TYPE3:
if (cond != PACKETJ_CONDITION_CHECK3 ||
!amdgpu_jpeg_reg_valid(reg)) {
dev_err(adev->dev, "Invalid packet [0x%08x]!\n", ib->ptr[i]);
return -EINVAL;
}
break;
case PACKETJ_TYPE6:
if (ib->ptr[i] == CP_PACKETJ_NOP)
continue;
dev_err(adev->dev, "Invalid packet [0x%08x]!\n", ib->ptr[i]);
return -EINVAL;
default:
dev_err(adev->dev, "Unknown packet type %d !\n", type);
return -EINVAL;
}
}
return 0;
}