Some of the grandfathered amd display code does not follow
Linux coding style and emits warnings or errors on checkpatch
No functional changes here - just cleanup
Signed-off-by: David Francis <David.Francis@xxxxxxx>
---
.../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 96 +++++++++----------
1 file changed, 47 insertions(+), 49 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index cdda68aba70e..973517d35d5c 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -176,56 +176,56 @@ static const enum drm_plane_type dm_plane_type_stoney[AMDGPU_MAX_PLANES] = {
*/
static u32 dm_vblank_get_counter(struct amdgpu_device *adev, int crtc)
{
+ struct amdgpu_crtc *acrtc;
+ struct dm_crtc_state *acrtc_state;
+
if (crtc >= adev->mode_info.num_crtc)
return 0;
- else {
- struct amdgpu_crtc *acrtc = adev->mode_info.crtcs[crtc];
- struct dm_crtc_state *acrtc_state = to_dm_crtc_state(
- acrtc->base.state);
+ acrtc = adev->mode_info.crtcs[crtc];
+ acrtc_state = to_dm_crtc_state(acrtc->base.state);
- if (acrtc_state->stream == NULL) {
- DRM_ERROR("dc_stream_state is NULL for crtc '%d'!\n",
- crtc);
- return 0;
- }
-
- return dc_stream_get_vblank_counter(acrtc_state->stream);
+ if (acrtc_state->stream == NULL) {
+ DRM_ERROR("dc_stream_state is NULL for crtc '%d'!\n",
+ crtc);
+ return 0;
}
+
+ return dc_stream_get_vblank_counter(acrtc_state->stream);
}
static int dm_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc,
u32 *vbl, u32 *position)
{
uint32_t v_blank_start, v_blank_end, h_position, v_position;
+ struct amdgpu_crtc *acrtc;
+ struct dm_crtc_state *acrtc_state;
if ((crtc < 0) || (crtc >= adev->mode_info.num_crtc))
return -EINVAL;
- else {
- struct amdgpu_crtc *acrtc = adev->mode_info.crtcs[crtc];
- struct dm_crtc_state *acrtc_state = to_dm_crtc_state(
- acrtc->base.state);
-
- if (acrtc_state->stream == NULL) {
- DRM_ERROR("dc_stream_state is NULL for crtc '%d'!\n",
- crtc);
- return 0;
- }
- /*
- * TODO rework base driver to use values directly.
- * for now parse it back into reg-format
- */
- dc_stream_get_scanoutpos(acrtc_state->stream,
- &v_blank_start,
- &v_blank_end,
- &h_position,
- &v_position);
+ acrtc = adev->mode_info.crtcs[crtc];
+ acrtc_state = to_dm_crtc_state(acrtc->base.state);
- *position = v_position | (h_position << 16);
- *vbl = v_blank_start | (v_blank_end << 16);
+ if (acrtc_state->stream == NULL) {
+ DRM_ERROR("dc_stream_state is NULL for crtc '%d'!\n",
+ crtc);
+ return 0;
}
+ /*
+ * TODO rework base driver to use values directly.
+ * for now parse it back into reg-format
+ */
+ dc_stream_get_scanoutpos(acrtc_state->stream,
+ &v_blank_start,
+ &v_blank_end,
+ &h_position,
+ &v_position);
+
+ *position = v_position | (h_position << 16);
+ *vbl = v_blank_start | (v_blank_end << 16);
+
return 0;
}
@@ -293,8 +293,8 @@ static void dm_pflip_high_irq(void *interrupt_params)
spin_lock_irqsave(&adev->ddev->event_lock, flags);
- if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED){
- DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d !=AMDGPU_FLIP_SUBMITTED(%d) on crtc:%d[%p] \n",
+ if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED) {
+ DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d !=AMDGPU_FLIP_SUBMITTED(%d) on crtc:%d[%p]\n",
amdgpu_crtc->pflip_status,
AMDGPU_FLIP_SUBMITTED,
amdgpu_crtc->crtc_id,
@@ -370,7 +370,7 @@ static int dm_set_powergating_state(void *handle,
}
/* Prototypes of private functions */
-static int dm_early_init(void* handle);
+static int dm_early_init(void *handle);
/* Allocate memory for FBC compressed data */
static void amdgpu_dm_fbc_init(struct drm_connector *connector)
@@ -416,6 +416,7 @@ static void amdgpu_dm_fbc_init(struct drm_connector *connector)
static int amdgpu_dm_init(struct amdgpu_device *adev)
{
struct dc_init_data init_data;
+
adev->dm.ddev = adev->ddev;
adev->dm.adev = adev;
@@ -424,7 +425,7 @@ static int amdgpu_dm_init(struct amdgpu_device *adev)
mutex_init(&adev->dm.dc_lock);
- if(amdgpu_dm_irq_init(adev)) {
+ if (amdgpu_dm_irq_init(adev)) {
DRM_ERROR("amdgpu: failed to initialize DM IRQ support.\n");
goto error;
}
@@ -540,8 +541,6 @@ static void amdgpu_dm_fini(struct amdgpu_device *adev)
dc_destroy(&adev->dm.dc);
mutex_destroy(&adev->dm.dc_lock);
-
- return;
}
static int load_dmcu_fw(struct amdgpu_device *adev)
@@ -1021,8 +1020,7 @@ static const struct amd_ip_funcs amdgpu_dm_funcs = {
.set_powergating_state = dm_set_powergating_state,
};
-const struct amdgpu_ip_block_version dm_ip_block =
-{
+const struct amdgpu_ip_block_version dm_ip_block = {
.type = AMD_IP_BLOCK_TYPE_DCE,
.major = 1,
.minor = 0,
@@ -1242,6 +1240,7 @@ static void dm_handle_hpd_rx_irq(struct amdgpu_dm_connector *aconnector)
while (dret == dpcd_bytes_to_read &&
process_count < max_process_count) {
uint8_t retry;
+
dret = 0;
process_count++;
@@ -1367,7 +1366,7 @@ static void register_hpd_handlers(struct amdgpu_device *adev)
aconnector = to_amdgpu_dm_connector(connector);
dc_link = aconnector->dc_link;
- if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd) {
+ if (dc_link->irq_source_hpd != DC_IRQ_SOURCE_INVALID) {
int_params.int_context = INTERRUPT_LOW_IRQ_CONTEXT;
int_params.irq_source = dc_link->irq_source_hpd;
@@ -1376,7 +1375,7 @@ static void register_hpd_handlers(struct amdgpu_device *adev)
(void *) aconnector);
}
- if (DC_IRQ_SOURCE_INVALID != dc_link->irq_source_hpd_rx) {
+ if (dc_link->irq_source_hpd_rx != DC_IRQ_SOURCE_INVALID) {
/* Also register for DP short pulse (hpd_rx). */
int_params.int_context = INTERRUPT_LOW_IRQ_CONTEXT;
@@ -1397,7 +1396,7 @@ static int dce110_register_irq_handlers(struct amdgpu_device *adev)
struct dc_interrupt_params int_params = {0};
int r;
int i;
- unsigned client_id = AMDGPU_IRQ_CLIENTID_LEGACY;
+ unsigned int client_id = AMDGPU_IRQ_CLIENTID_LEGACY;
if (adev->asic_type == CHIP_VEGA10 ||
adev->asic_type == CHIP_VEGA12 ||
@@ -2034,7 +2033,6 @@ static void amdgpu_dm_destroy_drm_device(struct amdgpu_display_manager *dm)
{
drm_mode_config_cleanup(dm->ddev);
drm_atomic_private_obj_fini(&dm->atomic_obj);
- return;
}
/******************************************************************************
@@ -3094,9 +3092,9 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector,
drm_mode_set_crtcinfo(&mode, 0);
/*
- * If scaling is enabled and refresh rate didn't change
- * we copy the vic and polarities of the old timings
- */
+ * If scaling is enabled and refresh rate didn't change
+ * we copy the vic and polarities of the old timings
+ */
if (!scale || mode_refresh != preferred_refresh)
fill_stream_properties_from_drm_display_mode(stream,
&mode, &aconnector->base, NULL);
@@ -5678,7 +5676,7 @@ static int dm_update_crtc_state(struct amdgpu_display_manager *dm,
skip_modeset:
/* Release extra reference */
if (new_stream)
- dc_stream_release(new_stream);
+ dc_stream_release(new_stream);
/*
* We want to do dc stream updates that do not require a
@@ -6179,7 +6177,7 @@ static int amdgpu_dm_atomic_check(struct drm_device *dev,
else if (ret == -EINTR || ret == -EAGAIN || ret == -ERESTARTSYS)
DRM_DEBUG_DRIVER("Atomic check stopped due to signal.\n");
else
- DRM_DEBUG_DRIVER("Atomic check failed with err: %d \n", ret);
+ DRM_DEBUG_DRIVER("Atomic check failed with err: %d.\n", ret);
return ret;
}
--
2.17.1
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