[PATCH] drm: amd: amdgpu: fix checkpatch warnings

[Deucher, Alexander]

[AMD Official Use Only - General]

> -----Original Message-----
> From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> On Behalf Of
> Vijendar Mukunda
> Sent: Monday, June 27, 2022 8:59 AM
> To: broonie at kernel.org; alsa-devel at alsa-project.org; dri-
> devel at lists.freedesktop.org; amd-gfx at lists.freedesktop.org
> Cc: Dommati, Sunil-kumar <Sunil-kumar.Dommati at amd.com>; David Airlie
> <airlied at linux.ie>; Hiregoudar, Basavaraj <Basavaraj.Hiregoudar at amd.com>;
> Pan, Xinhui <Xinhui.Pan at amd.com>; open list <linux-
> kernel at vger.kernel.org>; Kai-Heng Feng <kai.heng.feng at canonical.com>;
> Daniel Vetter <daniel at ffwll.ch>; Mukunda, Vijendar
> <Vijendar.Mukunda at amd.com>; Deucher, Alexander
> <Alexander.Deucher at amd.com>; Koenig, Christian
> <Christian.Koenig at amd.com>
> Subject: [PATCH] drm: amd: amdgpu: fix checkpatch warnings
> 
> From: vijendar <vijendar.mukunda at amd.com>
> 
> Fixed below checkpatch warnings and errors
> 
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:131: CHECK: Comparison to
> NULL could be written "apd"
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:150: CHECK: Comparison to
> NULL could be written "apd"
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:196: CHECK: Prefer kernel
> type 'u64' over 'uint64_t'
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:224: CHECK: Please don't use
> multiple blank lines
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:226: CHECK: Comparison to
> NULL could be written "!adev->acp.acp_genpd"
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:233: CHECK: Please don't use
> multiple blank lines
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:239: CHECK: Alignment should
> match open parenthesis
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:241: CHECK: Comparison to
> NULL could be written "!adev->acp.acp_cell"
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:247: CHECK: Comparison to
> NULL could be written "!adev->acp.acp_res"
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:253: CHECK: Comparison to
> NULL could be written "!i2s_pdata"
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:350: CHECK: Alignment should
> match open parenthesis
> drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c:550: ERROR: that open brace {
> should be on the previous line
> 
> Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda at amd.com>

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c | 27 +++++++++----------------
>  1 file changed, 10 insertions(+), 17 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
> index cc9c9f8b23b2..ba1605ff521f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c
> @@ -128,7 +128,7 @@ static int acp_poweroff(struct generic_pm_domain
> *genpd)
>  	struct amdgpu_device *adev;
> 
>  	apd = container_of(genpd, struct acp_pm_domain, gpd);
> -	if (apd != NULL) {
> +	if (apd) {
>  		adev = apd->adev;
>  	/* call smu to POWER GATE ACP block
>  	 * smu will
> @@ -147,7 +147,7 @@ static int acp_poweron(struct generic_pm_domain
> *genpd)
>  	struct amdgpu_device *adev;
> 
>  	apd = container_of(genpd, struct acp_pm_domain, gpd);
> -	if (apd != NULL) {
> +	if (apd) {
>  		adev = apd->adev;
>  	/* call smu to UNGATE ACP block
>  	 * smu will
> @@ -193,7 +193,7 @@ static int acp_genpd_remove_device(struct device
> *dev, void *data)  static int acp_hw_init(void *handle)  {
>  	int r;
> -	uint64_t acp_base;
> +	u64 acp_base;
>  	u32 val = 0;
>  	u32 count = 0;
>  	struct i2s_platform_data *i2s_pdata = NULL; @@ -220,37 +220,32
> @@ static int acp_hw_init(void *handle)
>  		return -EINVAL;
> 
>  	acp_base = adev->rmmio_base;
> -
> -
>  	adev->acp.acp_genpd = kzalloc(sizeof(struct acp_pm_domain),
> GFP_KERNEL);
> -	if (adev->acp.acp_genpd == NULL)
> +	if (!adev->acp.acp_genpd)
>  		return -ENOMEM;
> 
>  	adev->acp.acp_genpd->gpd.name = "ACP_AUDIO";
>  	adev->acp.acp_genpd->gpd.power_off = acp_poweroff;
>  	adev->acp.acp_genpd->gpd.power_on = acp_poweron;
> -
> -
>  	adev->acp.acp_genpd->adev = adev;
> 
>  	pm_genpd_init(&adev->acp.acp_genpd->gpd, NULL, false);
> 
> -	adev->acp.acp_cell = kcalloc(ACP_DEVS, sizeof(struct mfd_cell),
> -							GFP_KERNEL);
> +	adev->acp.acp_cell = kcalloc(ACP_DEVS, sizeof(struct mfd_cell),
> +GFP_KERNEL);
> 
> -	if (adev->acp.acp_cell == NULL) {
> +	if (!adev->acp.acp_cell) {
>  		r = -ENOMEM;
>  		goto failure;
>  	}
> 
>  	adev->acp.acp_res = kcalloc(5, sizeof(struct resource), GFP_KERNEL);
> -	if (adev->acp.acp_res == NULL) {
> +	if (!adev->acp.acp_res) {
>  		r = -ENOMEM;
>  		goto failure;
>  	}
> 
>  	i2s_pdata = kcalloc(3, sizeof(struct i2s_platform_data), GFP_KERNEL);
> -	if (i2s_pdata == NULL) {
> +	if (!i2s_pdata) {
>  		r = -ENOMEM;
>  		goto failure;
>  	}
> @@ -346,8 +341,7 @@ static int acp_hw_init(void *handle)
>  	adev->acp.acp_cell[3].platform_data = &i2s_pdata[2];
>  	adev->acp.acp_cell[3].pdata_size = sizeof(struct i2s_platform_data);
> 
> -	r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell,
> -								ACP_DEVS);
> +	r = mfd_add_hotplug_devices(adev->acp.parent, adev->acp.acp_cell,
> +ACP_DEVS);
>  	if (r)
>  		goto failure;
> 
> @@ -546,8 +540,7 @@ static const struct amd_ip_funcs acp_ip_funcs = {
>  	.set_powergating_state = acp_set_powergating_state,  };
> 
> -const struct amdgpu_ip_block_version acp_ip_block = -{
> +const struct amdgpu_ip_block_version acp_ip_block = {
>  	.type = AMD_IP_BLOCK_TYPE_ACP,
>  	.major = 2,
>  	.minor = 2,
> --
> 2.25.1