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drm/amdpgu/debugfs: Simplify some exit paths

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To avoid code repetition, unify the function exit path when possible. No
functional changes.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: André Almeida <andrealmeid@igalia.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
André Almeida 2022-07-04 10:45:32 -03:00 • committed by Alex Deucher
parent c3c483391b
commit edadd6fc28
1 changed files with 42 additions and 65 deletions
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107
drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
View file

@ -383,12 +383,8 @@ static ssize_t amdgpu_debugfs_regs_pcie_read(struct file *f, char __user *buf,
value = RREG32_PCIE(*pos);
r = put_user(value, (uint32_t *)buf);
if (r) {
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
}
if (r)
goto out;
result += 4;
buf += 4;
@ -396,11 +392,12 @@ static ssize_t amdgpu_debugfs_regs_pcie_read(struct file *f, char __user *buf,
size -= 4;
}
r = result;
out:
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return result;
return r;
}
/**
@ -441,12 +438,8 @@ static ssize_t amdgpu_debugfs_regs_pcie_write(struct file *f, const char __user
uint32_t value;
r = get_user(value, (uint32_t *)buf);
if (r) {
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
}
if (r)
goto out;
WREG32_PCIE(*pos, value);
@ -456,11 +449,12 @@ static ssize_t amdgpu_debugfs_regs_pcie_write(struct file *f, const char __user
size -= 4;
}
r = result;
out:
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return result;
return r;
}
/**
@ -502,12 +496,8 @@ static ssize_t amdgpu_debugfs_regs_didt_read(struct file *f, char __user *buf,
value = RREG32_DIDT(*pos >> 2);
r = put_user(value, (uint32_t *)buf);
if (r) {
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
}
if (r)
goto out;
result += 4;
buf += 4;
@ -515,11 +505,12 @@ static ssize_t amdgpu_debugfs_regs_didt_read(struct file *f, char __user *buf,
size -= 4;
}
r = result;
out:
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return result;
return r;
}
/**
@ -560,12 +551,8 @@ static ssize_t amdgpu_debugfs_regs_didt_write(struct file *f, const char __user
uint32_t value;
r = get_user(value, (uint32_t *)buf);
if (r) {
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
}
if (r)
goto out;
WREG32_DIDT(*pos >> 2, value);
@ -575,11 +562,12 @@ static ssize_t amdgpu_debugfs_regs_didt_write(struct file *f, const char __user
size -= 4;
}
r = result;
out:
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return result;
return r;
}
/**
@ -621,12 +609,8 @@ static ssize_t amdgpu_debugfs_regs_smc_read(struct file *f, char __user *buf,
value = RREG32_SMC(*pos);
r = put_user(value, (uint32_t *)buf);
if (r) {
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
}
if (r)
goto out;
result += 4;
buf += 4;
@ -634,11 +618,12 @@ static ssize_t amdgpu_debugfs_regs_smc_read(struct file *f, char __user *buf,
size -= 4;
}
r = result;
out:
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return result;
return r;
}
/**
@ -679,12 +664,8 @@ static ssize_t amdgpu_debugfs_regs_smc_write(struct file *f, const char __user *
uint32_t value;
r = get_user(value, (uint32_t *)buf);
if (r) {
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return r;
}
if (r)
goto out;
WREG32_SMC(*pos, value);
@ -694,11 +675,12 @@ static ssize_t amdgpu_debugfs_regs_smc_write(struct file *f, const char __user *
size -= 4;
}
r = result;
out:
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
amdgpu_virt_disable_access_debugfs(adev);
return result;
return r;
}
/**
@ -1090,11 +1072,8 @@ static ssize_t amdgpu_debugfs_gfxoff_write(struct file *f, const char __user *bu
uint32_t value;
r = get_user(value, (uint32_t *)buf);
if (r) {
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return r;
}
if (r)
goto out;
amdgpu_gfx_off_ctrl(adev, value ? true : false);
@ -1104,10 +1083,12 @@ static ssize_t amdgpu_debugfs_gfxoff_write(struct file *f, const char __user *bu
size -= 4;
}
r = result;
out:
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return result;
return r;
}
@ -1139,18 +1120,12 @@ static ssize_t amdgpu_debugfs_gfxoff_read(struct file *f, char __user *buf,
uint32_t value;
r = amdgpu_get_gfx_off_status(adev, &value);
if (r) {
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return r;
}
if (r)
goto out;
r = put_user(value, (uint32_t *)buf);
if (r) {
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return r;
}
if (r)
goto out;
result += 4;
buf += 4;
@ -1158,10 +1133,12 @@ static ssize_t amdgpu_debugfs_gfxoff_read(struct file *f, char __user *buf,
size -= 4;
}
r = result;
out:
pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
return result;
return r;
}
static const struct file_operations amdgpu_debugfs_regs2_fops = {