For most warnings, the current code is OK. There are still
some issues with implicit-fallthough warnings.
Solve those and re-enable all warnings for this driver.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
---
drivers/staging/media/atomisp/Makefile | 9 -----
.../staging/media/atomisp/pci/atomisp_cmd.c | 7 ++--
.../media/atomisp/pci/atomisp_compat_css20.c | 35 ++++++++++---------
.../staging/media/atomisp/pci/atomisp_v4l2.c | 4 +--
.../staging/media/atomisp/pci/hmm/hmm_bo.c | 2 ++
drivers/staging/media/atomisp/pci/sh_css.c | 1 +
.../media/atomisp/pci/sh_css_firmware.c | 1 +
drivers/staging/media/atomisp/pci/sh_css_sp.c | 2 ++
8 files changed, 31 insertions(+), 30 deletions(-)
diff --git a/drivers/staging/media/atomisp/Makefile b/drivers/staging/media/atomisp/Makefile
index 1ed410d83f40..0b62020f9b8b 100644
--- a/drivers/staging/media/atomisp/Makefile
+++ b/drivers/staging/media/atomisp/Makefile
@@ -344,12 +344,3 @@ DEFINES += -DISP2400 -DSYSTEM_hive_isp_css_2400_system
endif
ccflags-y += $(INCLUDES) $(DEFINES) -fno-common
-
-# HACK! While this driver is in bad shape, don't enable several warnings
-# that would be otherwise enabled with W=1
-ccflags-y += $(call cc-disable-warning, implicit-fallthrough)
-ccflags-y += $(call cc-disable-warning, missing-prototypes)
-ccflags-y += $(call cc-disable-warning, missing-declarations)
-ccflags-y += $(call cc-disable-warning, suggest-attribute=format)
-ccflags-y += $(call cc-disable-warning, unused-const-variable)
-ccflags-y += $(call cc-disable-warning, unused-but-set-variable)
diff --git a/drivers/staging/media/atomisp/pci/atomisp_cmd.c b/drivers/staging/media/atomisp/pci/atomisp_cmd.c
index cea3c1bcefa9..d06173b62b99 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_cmd.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_cmd.c
@@ -4967,13 +4967,14 @@ enum mipi_port_id __get_mipi_port(struct atomisp_device *isp,
{
switch (port) {
case ATOMISP_CAMERA_PORT_PRIMARY:
- return MIPI_PORT0_ID;
+ return MIPI_PORT0_ID;
case ATOMISP_CAMERA_PORT_SECONDARY:
return MIPI_PORT1_ID;
case ATOMISP_CAMERA_PORT_TERTIARY:
- if (MIPI_PORT1_ID + 1 != N_MIPI_PORT_ID)
+ if (MIPI_PORT1_ID + 1 != N_MIPI_PORT_ID) {
return MIPI_PORT1_ID + 1;
- /* go through down for else case */
+ }
+ /* fall through */
default:
dev_err(isp->dev, "unsupported port: %d\n", port);
return MIPI_PORT0_ID;
diff --git a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
index 4a7331d15f41..b67503a77f29 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c
@@ -690,22 +690,23 @@ static bool is_pipe_valid_to_current_run_mode(struct atomisp_sub_device *asd,
case ATOMISP_RUN_MODE_STILL_CAPTURE:
if (pipe_id == IA_CSS_PIPE_ID_CAPTURE)
return true;
- else
- return false;
+
+ return false;
case ATOMISP_RUN_MODE_PREVIEW:
if (!asd->continuous_mode->val) {
if (pipe_id == IA_CSS_PIPE_ID_PREVIEW)
return true;
- else
- return false;
+
+ return false;
}
- /* fall through to ATOMISP_RUN_MODE_CONTINUOUS_CAPTURE */
+ /* fall-through */
case ATOMISP_RUN_MODE_CONTINUOUS_CAPTURE:
if (pipe_id == IA_CSS_PIPE_ID_CAPTURE ||
pipe_id == IA_CSS_PIPE_ID_PREVIEW)
return true;
- else
- return false;
+
+ return false;
+ /* fall-through */
case ATOMISP_RUN_MODE_VIDEO:
if (!asd->continuous_mode->val) {
if (pipe_id == IA_CSS_PIPE_ID_VIDEO ||
@@ -714,13 +715,13 @@ static bool is_pipe_valid_to_current_run_mode(struct atomisp_sub_device *asd,
else
return false;
}
- /* fall through to ATOMISP_RUN_MODE_SDV */
+ /* fall through */
case ATOMISP_RUN_MODE_SDV:
if (pipe_id == IA_CSS_PIPE_ID_CAPTURE ||
pipe_id == IA_CSS_PIPE_ID_VIDEO)
return true;
- else
- return false;
+
+ return false;
}
return false;
@@ -2749,16 +2750,18 @@ static unsigned int atomisp_get_pipe_index(struct atomisp_sub_device *asd,
if (asd->run_mode->val == ATOMISP_RUN_MODE_VIDEO
|| asd->vfpp->val == ATOMISP_VFPP_DISABLE_SCALER)
return IA_CSS_PIPE_ID_VIDEO;
- else
- return IA_CSS_PIPE_ID_CAPTURE;
+
+ return IA_CSS_PIPE_ID_CAPTURE;
case ATOMISP_SUBDEV_PAD_SOURCE_CAPTURE:
if (asd->copy_mode)
return IA_CSS_PIPE_ID_COPY;
+
return IA_CSS_PIPE_ID_CAPTURE;
case ATOMISP_SUBDEV_PAD_SOURCE_VF:
- if (!atomisp_is_mbuscode_raw(
- asd->fmt[asd->capture_pad].fmt.code))
+ if (!atomisp_is_mbuscode_raw(asd->fmt[asd->capture_pad].fmt.code)) {
return IA_CSS_PIPE_ID_CAPTURE;
+ }
+ /* fall through */
case ATOMISP_SUBDEV_PAD_SOURCE_PREVIEW:
if (asd->yuvpp_mode)
return IA_CSS_PIPE_ID_YUVPP;
@@ -2766,8 +2769,8 @@ static unsigned int atomisp_get_pipe_index(struct atomisp_sub_device *asd,
return IA_CSS_PIPE_ID_COPY;
if (asd->run_mode->val == ATOMISP_RUN_MODE_VIDEO)
return IA_CSS_PIPE_ID_VIDEO;
- else
- return IA_CSS_PIPE_ID_PREVIEW;
+
+ return IA_CSS_PIPE_ID_PREVIEW;
}
dev_warn(isp->dev,
"invalid source pad:%d, return default preview pipe index.\n",
diff --git a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c
index e886c8f0c561..094a2886bd62 100644
--- a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c
@@ -1156,9 +1156,9 @@ static int atomisp_subdev_probe(struct atomisp_device *isp)
switch (subdevs->type) {
case RAW_CAMERA:
- raw_index = isp->input_cnt;
dev_dbg(isp->dev, "raw_index: %d\n", raw_index);
- /* pass-though */
+ raw_index = isp->input_cnt;
+ /* fall through */
case SOC_CAMERA:
dev_dbg(isp->dev, "SOC_INDEX: %d\n", isp->input_cnt);
if (isp->input_cnt >= ATOM_ISP_MAX_INPUTS) {
diff --git a/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c b/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
index 4bd7014d01c9..76d6e52b7af9 100644
--- a/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
+++ b/drivers/staging/media/atomisp/pci/hmm/hmm_bo.c
@@ -660,6 +660,8 @@ static void free_private_bo_pages(struct hmm_buffer_object *bo,
break;
}
+ /* fall through */
+
/*
* if dynamic memory pool doesn't exist, need to free
* pages to system directly.
diff --git a/drivers/staging/media/atomisp/pci/sh_css.c b/drivers/staging/media/atomisp/pci/sh_css.c
index 63a5a7b65783..e193caa5628f 100644
--- a/drivers/staging/media/atomisp/pci/sh_css.c
+++ b/drivers/staging/media/atomisp/pci/sh_css.c
@@ -4513,6 +4513,7 @@ ia_css_pipe_dequeue_buffer(struct ia_css_pipe *pipe,
#endif
pipe->stop_requested = false;
}
+ /* fall through */
case IA_CSS_BUFFER_TYPE_VF_OUTPUT_FRAME:
case IA_CSS_BUFFER_TYPE_SEC_VF_OUTPUT_FRAME:
frame = (struct ia_css_frame *)HOST_ADDRESS(ddr_buffer.kernel_ptr);
diff --git a/drivers/staging/media/atomisp/pci/sh_css_firmware.c b/drivers/staging/media/atomisp/pci/sh_css_firmware.c
index 7774a5f8ab8e..83e034a77e26 100644
--- a/drivers/staging/media/atomisp/pci/sh_css_firmware.c
+++ b/drivers/staging/media/atomisp/pci/sh_css_firmware.c
@@ -314,6 +314,7 @@ sh_css_load_firmware(struct device *dev, const char *fw_data,
"binary #%-2d type %s: %s\n",
i, fw_type_name[bd.header.type],
bd.name);
+ break;
default:
if (bd.header.info.isp.type > IA_CSS_ACC_STANDALONE) {
dev_err(dev,
diff --git a/drivers/staging/media/atomisp/pci/sh_css_sp.c b/drivers/staging/media/atomisp/pci/sh_css_sp.c
index 0afc083ea751..70c64cc4e2ed 100644
--- a/drivers/staging/media/atomisp/pci/sh_css_sp.c
+++ b/drivers/staging/media/atomisp/pci/sh_css_sp.c
@@ -1184,12 +1184,14 @@ sp_init_sp_stage(struct ia_css_pipeline_stage *stage,
break;
case IA_CSS_PIPELINE_BIN_COPY:
assert(false); /* TBI */
+ break;
case IA_CSS_PIPELINE_ISYS_COPY:
sh_css_sp_start_isys_copy(args->out_frame[0],
pipe_num, stage->max_input_width, if_config_index);
break;
case IA_CSS_PIPELINE_NO_FUNC:
assert(false);
+ break;
}
}
--
2.26.2
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