To avoid code repetition, unify the function exit path when possible. No functional changes. Signed-off-by: André Almeida <andrealmeid@xxxxxxxxxx> --- drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 107 ++++++++------------ 1 file changed, 42 insertions(+), 65 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c index f3ac7912c29c..f3b3c688e4e7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c @@ -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 = { -- 2.36.1