[PATCH v1 3/7] drm: sti: make planes use atomic_print_state instead of debugfs

Philippe CORNU philippe.cornu at st.com
Mon Jun 18 16:05:51 UTC 2018


Hi Benjamin,

Nice to see all these lines removed :-)
Reviewed-by: Philippe Cornu <philippe.cornu at st.com>
Many thanks
Philippe :-)

On 06/05/2018 03:54 PM, Benjamin Gaignard wrote:
> Convert all sti planes to atomic_print_state usage rather than use a debugfs
> entry.
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard at linaro.org>
> ---
>   drivers/gpu/drm/sti/sti_cursor.c |  65 +++++--------
>   drivers/gpu/drm/sti/sti_gdp.c    | 196 +++++++++++++--------------------------
>   drivers/gpu/drm/sti/sti_hqvdp.c  | 149 +++++++++++++----------------
>   3 files changed, 146 insertions(+), 264 deletions(-)
> 
> diff --git a/drivers/gpu/drm/sti/sti_cursor.c b/drivers/gpu/drm/sti/sti_cursor.c
> index df0a282b9615..69f6b1091422 100644
> --- a/drivers/gpu/drm/sti/sti_cursor.c
> +++ b/drivers/gpu/drm/sti/sti_cursor.c
> @@ -74,72 +74,57 @@ static const uint32_t cursor_supported_formats[] = {
>   
>   #define to_sti_cursor(x) container_of(x, struct sti_cursor, plane)
>   
> -#define DBGFS_DUMP(reg) seq_printf(s, "\n  %-25s 0x%08X", #reg, \
> +#define DBGFS_DUMP(reg) drm_printf(p, "\n\t\t%-25s 0x%08X", #reg, \
>   				   readl(cursor->regs + reg))
>   
> -static void cursor_dbg_vpo(struct seq_file *s, u32 val)
> +static void cursor_dbg_vpo(struct drm_printer *p, u32 val)
>   {
> -	seq_printf(s, "\txdo:%4d\tydo:%4d", val & 0x0FFF, (val >> 16) & 0x0FFF);
> +	drm_printf(p, "\txdo:%4d\tydo:%4d", val & 0x0FFF, (val >> 16) & 0x0FFF);
>   }
>   
> -static void cursor_dbg_size(struct seq_file *s, u32 val)
> +static void cursor_dbg_size(struct drm_printer *p, u32 val)
>   {
> -	seq_printf(s, "\t%d x %d", val & 0x07FF, (val >> 16) & 0x07FF);
> +	drm_printf(p, "\t%d x %d", val & 0x07FF, (val >> 16) & 0x07FF);
>   }
>   
> -static void cursor_dbg_pml(struct seq_file *s,
> +static void cursor_dbg_pml(struct drm_printer *p,
>   			   struct sti_cursor *cursor, u32 val)
>   {
>   	if (cursor->pixmap.paddr == val)
> -		seq_printf(s, "\tVirt @: %p", cursor->pixmap.base);
> +		drm_printf(p, "\tVirt @: %pK", cursor->pixmap.base);
>   }
>   
> -static void cursor_dbg_cml(struct seq_file *s,
> +static void cursor_dbg_cml(struct drm_printer *p,
>   			   struct sti_cursor *cursor, u32 val)
>   {
>   	if (cursor->clut_paddr == val)
> -		seq_printf(s, "\tVirt @: %p", cursor->clut);
> +		drm_printf(p, "\tVirt @: %pK", cursor->clut);
>   }
>   
> -static int cursor_dbg_show(struct seq_file *s, void *data)
> +static void sti_cursor_plane_print_state(struct drm_printer *p,
> +					 const struct drm_plane_state *state)
>   {
> -	struct drm_info_node *node = s->private;
> -	struct sti_cursor *cursor = (struct sti_cursor *)node->info_ent->data;
> +	struct sti_plane *plane = to_sti_plane(state->plane);
> +	struct sti_cursor *cursor = to_sti_cursor(plane);
>   
> -	seq_printf(s, "%s: (vaddr = 0x%p)",
> +	drm_printf(p, "\t%s: (vaddr = 0x%pK)",
>   		   sti_plane_to_str(&cursor->plane), cursor->regs);
>   
>   	DBGFS_DUMP(CUR_CTL);
>   	DBGFS_DUMP(CUR_VPO);
> -	cursor_dbg_vpo(s, readl(cursor->regs + CUR_VPO));
> +	cursor_dbg_vpo(p, readl(cursor->regs + CUR_VPO));
>   	DBGFS_DUMP(CUR_PML);
> -	cursor_dbg_pml(s, cursor, readl(cursor->regs + CUR_PML));
> +	cursor_dbg_pml(p, cursor, readl(cursor->regs + CUR_PML));
>   	DBGFS_DUMP(CUR_PMP);
>   	DBGFS_DUMP(CUR_SIZE);
> -	cursor_dbg_size(s, readl(cursor->regs + CUR_SIZE));
> +	cursor_dbg_size(p, readl(cursor->regs + CUR_SIZE));
>   	DBGFS_DUMP(CUR_CML);
> -	cursor_dbg_cml(s, cursor, readl(cursor->regs + CUR_CML));
> +	cursor_dbg_cml(p, cursor, readl(cursor->regs + CUR_CML));
>   	DBGFS_DUMP(CUR_AWS);
>   	DBGFS_DUMP(CUR_AWE);
> -	seq_putc(s, '\n');
> -	return 0;
> -}
> -
> -static struct drm_info_list cursor_debugfs_files[] = {
> -	{ "cursor", cursor_dbg_show, 0, NULL },
> -};
> -
> -static int cursor_debugfs_init(struct sti_cursor *cursor,
> -			       struct drm_minor *minor)
> -{
> -	unsigned int i;
>   
> -	for (i = 0; i < ARRAY_SIZE(cursor_debugfs_files); i++)
> -		cursor_debugfs_files[i].data = cursor;
> -
> -	return drm_debugfs_create_files(cursor_debugfs_files,
> -					ARRAY_SIZE(cursor_debugfs_files),
> -					minor->debugfs_root, minor);
> +	drm_printf(p, "\t%s%s\n",
> +		   plane->fps_info.fps_str, plane->fps_info.fips_str);
>   }
>   
>   static void sti_cursor_argb8888_to_clut8(struct sti_cursor *cursor, u32 *src)
> @@ -336,14 +321,6 @@ static void sti_cursor_destroy(struct drm_plane *drm_plane)
>   	drm_plane_cleanup(drm_plane);
>   }
>   
> -static int sti_cursor_late_register(struct drm_plane *drm_plane)
> -{
> -	struct sti_plane *plane = to_sti_plane(drm_plane);
> -	struct sti_cursor *cursor = to_sti_cursor(plane);
> -
> -	return cursor_debugfs_init(cursor, drm_plane->dev->primary);
> -}
> -
>   static const struct drm_plane_funcs sti_cursor_plane_helpers_funcs = {
>   	.update_plane = drm_atomic_helper_update_plane,
>   	.disable_plane = drm_atomic_helper_disable_plane,
> @@ -351,7 +328,7 @@ static const struct drm_plane_funcs sti_cursor_plane_helpers_funcs = {
>   	.reset = sti_plane_reset,
>   	.atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
>   	.atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
> -	.late_register = sti_cursor_late_register,
> +	.atomic_print_state = sti_cursor_plane_print_state,
>   };
>   
>   struct drm_plane *sti_cursor_create(struct drm_device *drm_dev,
> diff --git a/drivers/gpu/drm/sti/sti_gdp.c b/drivers/gpu/drm/sti/sti_gdp.c
> index 49813d34bdf0..55789bae72c1 100644
> --- a/drivers/gpu/drm/sti/sti_gdp.c
> +++ b/drivers/gpu/drm/sti/sti_gdp.c
> @@ -139,42 +139,42 @@ static const uint32_t gdp_supported_formats[] = {
>   	DRM_FORMAT_RGB888,
>   };
>   
> -#define DBGFS_DUMP(reg) seq_printf(s, "\n  %-25s 0x%08X", #reg, \
> +#define DBGFS_DUMP(reg) drm_printf(p, "\n\t\t%-25s 0x%08X", #reg, \
>   				   readl(gdp->regs + reg ## _OFFSET))
>   
> -static void gdp_dbg_ctl(struct seq_file *s, int val)
> +static void gdp_dbg_ctl(struct drm_printer *p, int val)
>   {
>   	int i;
>   
> -	seq_puts(s, "\tColor:");
> +	drm_printf(p, "\tColor:");
>   	for (i = 0; i < ARRAY_SIZE(gdp_format_to_str); i++) {
>   		if (gdp_format_to_str[i].format == (val & 0x1F)) {
> -			seq_puts(s, gdp_format_to_str[i].name);
> +			drm_printf(p, gdp_format_to_str[i].name);
>   			break;
>   		}
>   	}
>   	if (i == ARRAY_SIZE(gdp_format_to_str))
> -		seq_puts(s, "<UNKNOWN>");
> +		drm_printf(p, "<UNKNOWN>");
>   
> -	seq_printf(s, "\tWaitNextVsync:%d", val & WAIT_NEXT_VSYNC ? 1 : 0);
> +	drm_printf(p, "\tWaitNextVsync:%d", val & WAIT_NEXT_VSYNC ? 1 : 0);
>   }
>   
> -static void gdp_dbg_vpo(struct seq_file *s, int val)
> +static void gdp_dbg_vpo(struct drm_printer *p, int val)
>   {
> -	seq_printf(s, "\txdo:%4d\tydo:%4d", val & 0xFFFF, (val >> 16) & 0xFFFF);
> +	drm_printf(p, "\txdo:%4d\tydo:%4d", val & 0xFFFF, (val >> 16) & 0xFFFF);
>   }
>   
> -static void gdp_dbg_vps(struct seq_file *s, int val)
> +static void gdp_dbg_vps(struct drm_printer *p, int val)
>   {
> -	seq_printf(s, "\txds:%4d\tyds:%4d", val & 0xFFFF, (val >> 16) & 0xFFFF);
> +	drm_printf(p, "\txds:%4d\tyds:%4d", val & 0xFFFF, (val >> 16) & 0xFFFF);
>   }
>   
> -static void gdp_dbg_size(struct seq_file *s, int val)
> +static void gdp_dbg_size(struct drm_printer *p, int val)
>   {
> -	seq_printf(s, "\t%d x %d", val & 0xFFFF, (val >> 16) & 0xFFFF);
> +	drm_printf(p, "\t%d x %d", val & 0xFFFF, (val >> 16) & 0xFFFF);
>   }
>   
> -static void gdp_dbg_nvn(struct seq_file *s, struct sti_gdp *gdp, int val)
> +static void gdp_dbg_nvn(struct drm_printer *p, struct sti_gdp *gdp, int val)
>   {
>   	void *base = NULL;
>   	unsigned int i;
> @@ -191,157 +191,93 @@ static void gdp_dbg_nvn(struct seq_file *s, struct sti_gdp *gdp, int val)
>   	}
>   
>   	if (base)
> -		seq_printf(s, "\tVirt @: %p", base);
> +		drm_printf(p, "\tVirt @: %pK", base);
>   }
>   
> -static void gdp_dbg_ppt(struct seq_file *s, int val)
> +static void gdp_dbg_ppt(struct drm_printer *p, int val)
>   {
>   	if (val & GAM_GDP_PPT_IGNORE)
> -		seq_puts(s, "\tNot displayed on mixer!");
> +		drm_printf(p, "\tNot displayed on mixer!");
>   }
>   
> -static void gdp_dbg_mst(struct seq_file *s, int val)
> +static void gdp_dbg_mst(struct drm_printer *p, int val)
>   {
>   	if (val & 1)
> -		seq_puts(s, "\tBUFFER UNDERFLOW!");
> +		drm_printf(p, "\tBUFFER UNDERFLOW!");
>   }
>   
> -static int gdp_dbg_show(struct seq_file *s, void *data)
> +static int gdp_dbg_show(struct drm_printer *p, struct sti_gdp *gdp)
>   {
> -	struct drm_info_node *node = s->private;
> -	struct sti_gdp *gdp = (struct sti_gdp *)node->info_ent->data;
> -	struct drm_plane *drm_plane = &gdp->plane.drm_plane;
> -	struct drm_crtc *crtc;
> -
> -	drm_modeset_lock(&drm_plane->mutex, NULL);
> -	crtc = drm_plane->state->crtc;
> -	drm_modeset_unlock(&drm_plane->mutex);
> -
> -	seq_printf(s, "%s: (vaddr = 0x%p)",
> +	drm_printf(p, "\t%s: (vaddr = 0x%pK)",
>   		   sti_plane_to_str(&gdp->plane), gdp->regs);
>   
>   	DBGFS_DUMP(GAM_GDP_CTL);
> -	gdp_dbg_ctl(s, readl(gdp->regs + GAM_GDP_CTL_OFFSET));
> +	gdp_dbg_ctl(p, readl(gdp->regs + GAM_GDP_CTL_OFFSET));
>   	DBGFS_DUMP(GAM_GDP_AGC);
>   	DBGFS_DUMP(GAM_GDP_VPO);
> -	gdp_dbg_vpo(s, readl(gdp->regs + GAM_GDP_VPO_OFFSET));
> +	gdp_dbg_vpo(p, readl(gdp->regs + GAM_GDP_VPO_OFFSET));
>   	DBGFS_DUMP(GAM_GDP_VPS);
> -	gdp_dbg_vps(s, readl(gdp->regs + GAM_GDP_VPS_OFFSET));
> +	gdp_dbg_vps(p, readl(gdp->regs + GAM_GDP_VPS_OFFSET));
>   	DBGFS_DUMP(GAM_GDP_PML);
>   	DBGFS_DUMP(GAM_GDP_PMP);
>   	DBGFS_DUMP(GAM_GDP_SIZE);
> -	gdp_dbg_size(s, readl(gdp->regs + GAM_GDP_SIZE_OFFSET));
> +	gdp_dbg_size(p, readl(gdp->regs + GAM_GDP_SIZE_OFFSET));
>   	DBGFS_DUMP(GAM_GDP_NVN);
> -	gdp_dbg_nvn(s, gdp, readl(gdp->regs + GAM_GDP_NVN_OFFSET));
> +	gdp_dbg_nvn(p, gdp, readl(gdp->regs + GAM_GDP_NVN_OFFSET));
>   	DBGFS_DUMP(GAM_GDP_KEY1);
>   	DBGFS_DUMP(GAM_GDP_KEY2);
>   	DBGFS_DUMP(GAM_GDP_PPT);
> -	gdp_dbg_ppt(s, readl(gdp->regs + GAM_GDP_PPT_OFFSET));
> +	gdp_dbg_ppt(p, readl(gdp->regs + GAM_GDP_PPT_OFFSET));
>   	DBGFS_DUMP(GAM_GDP_CML);
>   	DBGFS_DUMP(GAM_GDP_MST);
> -	gdp_dbg_mst(s, readl(gdp->regs + GAM_GDP_MST_OFFSET));
> -
> -	seq_puts(s, "\n\n");
> -	if (!crtc)
> -		seq_puts(s, "  Not connected to any DRM CRTC\n");
> -	else
> -		seq_printf(s, "  Connected to DRM CRTC #%d (%s)\n",
> -			   crtc->base.id, sti_mixer_to_str(to_sti_mixer(crtc)));
> +	gdp_dbg_mst(p, readl(gdp->regs + GAM_GDP_MST_OFFSET));
>   
> +	drm_printf(p, "\n");
>   	return 0;
>   }
>   
> -static void gdp_node_dump_node(struct seq_file *s, struct sti_gdp_node *node)
> +static void gdp_node_dump_node(struct drm_printer *p, struct sti_gdp_node *node)
>   {
> -	seq_printf(s, "\t@:0x%p", node);
> -	seq_printf(s, "\n\tCTL  0x%08X", node->gam_gdp_ctl);
> -	gdp_dbg_ctl(s, node->gam_gdp_ctl);
> -	seq_printf(s, "\n\tAGC  0x%08X", node->gam_gdp_agc);
> -	seq_printf(s, "\n\tVPO  0x%08X", node->gam_gdp_vpo);
> -	gdp_dbg_vpo(s, node->gam_gdp_vpo);
> -	seq_printf(s, "\n\tVPS  0x%08X", node->gam_gdp_vps);
> -	gdp_dbg_vps(s, node->gam_gdp_vps);
> -	seq_printf(s, "\n\tPML  0x%08X", node->gam_gdp_pml);
> -	seq_printf(s, "\n\tPMP  0x%08X", node->gam_gdp_pmp);
> -	seq_printf(s, "\n\tSIZE 0x%08X", node->gam_gdp_size);
> -	gdp_dbg_size(s, node->gam_gdp_size);
> -	seq_printf(s, "\n\tNVN  0x%08X", node->gam_gdp_nvn);
> -	seq_printf(s, "\n\tKEY1 0x%08X", node->gam_gdp_key1);
> -	seq_printf(s, "\n\tKEY2 0x%08X", node->gam_gdp_key2);
> -	seq_printf(s, "\n\tPPT  0x%08X", node->gam_gdp_ppt);
> -	gdp_dbg_ppt(s, node->gam_gdp_ppt);
> -	seq_printf(s, "\n\tCML  0x%08X\n", node->gam_gdp_cml);
> +	drm_printf(p, "\t@:0x%pK", node);
> +	drm_printf(p, "\n\t\tCTL  0x%08X", node->gam_gdp_ctl);
> +	gdp_dbg_ctl(p, node->gam_gdp_ctl);
> +	drm_printf(p, "\n\t\tAGC  0x%08X", node->gam_gdp_agc);
> +	drm_printf(p, "\n\t\tVPO  0x%08X", node->gam_gdp_vpo);
> +	gdp_dbg_vpo(p, node->gam_gdp_vpo);
> +	drm_printf(p, "\n\t\tVPS  0x%08X", node->gam_gdp_vps);
> +	gdp_dbg_vps(p, node->gam_gdp_vps);
> +	drm_printf(p, "\n\t\tPML  0x%08X", node->gam_gdp_pml);
> +	drm_printf(p, "\n\t\tPMP  0x%08X", node->gam_gdp_pmp);
> +	drm_printf(p, "\n\t\tSIZE 0x%08X", node->gam_gdp_size);
> +	gdp_dbg_size(p, node->gam_gdp_size);
> +	drm_printf(p, "\n\t\tNVN  0x%08X", node->gam_gdp_nvn);
> +	drm_printf(p, "\n\t\tKEY1 0x%08X", node->gam_gdp_key1);
> +	drm_printf(p, "\n\t\tKEY2 0x%08X", node->gam_gdp_key2);
> +	drm_printf(p, "\n\t\tPPT  0x%08X", node->gam_gdp_ppt);
> +	gdp_dbg_ppt(p, node->gam_gdp_ppt);
> +	drm_printf(p, "\n\t\tCML  0x%08X\n", node->gam_gdp_cml);
>   }
>   
> -static int gdp_node_dbg_show(struct seq_file *s, void *arg)
> +static void sti_gdp_plane_print_state(struct drm_printer *p,
> +				      const struct drm_plane_state *state)
>   {
> -	struct drm_info_node *node = s->private;
> -	struct sti_gdp *gdp = (struct sti_gdp *)node->info_ent->data;
> +	struct sti_plane *plane = to_sti_plane(state->plane);
> +	struct sti_gdp *gdp = to_sti_gdp(plane);
>   	unsigned int b;
>   
> -	for (b = 0; b < GDP_NODE_NB_BANK; b++) {
> -		seq_printf(s, "\n%s[%d].top", sti_plane_to_str(&gdp->plane), b);
> -		gdp_node_dump_node(s, gdp->node_list[b].top_field);
> -		seq_printf(s, "\n%s[%d].btm", sti_plane_to_str(&gdp->plane), b);
> -		gdp_node_dump_node(s, gdp->node_list[b].btm_field);
> -	}
> -
> -	return 0;
> -}
> -
> -static struct drm_info_list gdp0_debugfs_files[] = {
> -	{ "gdp0", gdp_dbg_show, 0, NULL },
> -	{ "gdp0_node", gdp_node_dbg_show, 0, NULL },
> -};
> -
> -static struct drm_info_list gdp1_debugfs_files[] = {
> -	{ "gdp1", gdp_dbg_show, 0, NULL },
> -	{ "gdp1_node", gdp_node_dbg_show, 0, NULL },
> -};
> -
> -static struct drm_info_list gdp2_debugfs_files[] = {
> -	{ "gdp2", gdp_dbg_show, 0, NULL },
> -	{ "gdp2_node", gdp_node_dbg_show, 0, NULL },
> -};
> -
> -static struct drm_info_list gdp3_debugfs_files[] = {
> -	{ "gdp3", gdp_dbg_show, 0, NULL },
> -	{ "gdp3_node", gdp_node_dbg_show, 0, NULL },
> -};
> -
> -static int gdp_debugfs_init(struct sti_gdp *gdp, struct drm_minor *minor)
> -{
> -	unsigned int i;
> -	struct drm_info_list *gdp_debugfs_files;
> -	int nb_files;
> +	gdp_dbg_show(p, gdp);
>   
> -	switch (gdp->plane.desc) {
> -	case STI_GDP_0:
> -		gdp_debugfs_files = gdp0_debugfs_files;
> -		nb_files = ARRAY_SIZE(gdp0_debugfs_files);
> -		break;
> -	case STI_GDP_1:
> -		gdp_debugfs_files = gdp1_debugfs_files;
> -		nb_files = ARRAY_SIZE(gdp1_debugfs_files);
> -		break;
> -	case STI_GDP_2:
> -		gdp_debugfs_files = gdp2_debugfs_files;
> -		nb_files = ARRAY_SIZE(gdp2_debugfs_files);
> -		break;
> -	case STI_GDP_3:
> -		gdp_debugfs_files = gdp3_debugfs_files;
> -		nb_files = ARRAY_SIZE(gdp3_debugfs_files);
> -		break;
> -	default:
> -		return -EINVAL;
> +	for (b = 0; b < GDP_NODE_NB_BANK; b++) {
> +		drm_printf(p, "\t%s[%d].top\n",
> +			   sti_plane_to_str(&gdp->plane), b);
> +		gdp_node_dump_node(p, gdp->node_list[b].top_field);
> +		drm_printf(p, "\t%s[%d].btm\n",
> +			   sti_plane_to_str(&gdp->plane), b);
> +		gdp_node_dump_node(p, gdp->node_list[b].btm_field);
>   	}
>   
> -	for (i = 0; i < nb_files; i++)
> -		gdp_debugfs_files[i].data = gdp;
> -
> -	return drm_debugfs_create_files(gdp_debugfs_files,
> -					nb_files,
> -					minor->debugfs_root, minor);
> +	drm_printf(p, "\t%s%s\n",
> +		   plane->fps_info.fps_str, plane->fps_info.fips_str);
>   }
>   
>   static int sti_gdp_fourcc2format(int fourcc)
> @@ -887,14 +823,6 @@ static void sti_gdp_destroy(struct drm_plane *drm_plane)
>   	drm_plane_cleanup(drm_plane);
>   }
>   
> -static int sti_gdp_late_register(struct drm_plane *drm_plane)
> -{
> -	struct sti_plane *plane = to_sti_plane(drm_plane);
> -	struct sti_gdp *gdp = to_sti_gdp(plane);
> -
> -	return gdp_debugfs_init(gdp, drm_plane->dev->primary);
> -}
> -
>   static const struct drm_plane_funcs sti_gdp_plane_helpers_funcs = {
>   	.update_plane = drm_atomic_helper_update_plane,
>   	.disable_plane = drm_atomic_helper_disable_plane,
> @@ -902,7 +830,7 @@ static const struct drm_plane_funcs sti_gdp_plane_helpers_funcs = {
>   	.reset = sti_plane_reset,
>   	.atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
>   	.atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
> -	.late_register = sti_gdp_late_register,
> +	.atomic_print_state = sti_gdp_plane_print_state,
>   };
>   
>   struct drm_plane *sti_gdp_create(struct drm_device *drm_dev,
> diff --git a/drivers/gpu/drm/sti/sti_hqvdp.c b/drivers/gpu/drm/sti/sti_hqvdp.c
> index 106be8c4e58b..f218f636966c 100644
> --- a/drivers/gpu/drm/sti/sti_hqvdp.c
> +++ b/drivers/gpu/drm/sti/sti_hqvdp.c
> @@ -441,7 +441,7 @@ static int sti_hqvdp_get_next_cmd(struct sti_hqvdp *hqvdp)
>   	return -1;
>   }
>   
> -#define DBGFS_DUMP(reg) seq_printf(s, "\n  %-25s 0x%08X", #reg, \
> +#define DBGFS_DUMP(reg) drm_printf(p, "\n\t\t%-25s 0x%08X", #reg, \
>   				   readl(hqvdp->regs + reg))
>   
>   static const char *hqvdp_dbg_get_lut(u32 *coef)
> @@ -469,99 +469,100 @@ static const char *hqvdp_dbg_get_lut(u32 *coef)
>   	return "<UNKNOWN>";
>   }
>   
> -static void hqvdp_dbg_dump_cmd(struct seq_file *s, struct sti_hqvdp_cmd *c)
> +static void hqvdp_dbg_dump_cmd(struct drm_printer *p, struct sti_hqvdp_cmd *c)
>   {
>   	int src_w, src_h, dst_w, dst_h;
>   
> -	seq_puts(s, "\n\tTOP:");
> -	seq_printf(s, "\n\t %-20s 0x%08X", "Config", c->top.config);
> +	drm_printf(p, "\n\tTOP:");
> +	drm_printf(p, "\n\t %-20s 0x%08X", "Config", c->top.config);
>   	switch (c->top.config) {
>   	case TOP_CONFIG_PROGRESSIVE:
> -		seq_puts(s, "\tProgressive");
> +		drm_printf(p, "\tProgressive");
>   		break;
>   	case TOP_CONFIG_INTER_TOP:
> -		seq_puts(s, "\tInterlaced, top field");
> +		drm_printf(p, "\tInterlaced, top field");
>   		break;
>   	case TOP_CONFIG_INTER_BTM:
> -		seq_puts(s, "\tInterlaced, bottom field");
> +		drm_printf(p, "\tInterlaced, bottom field");
>   		break;
>   	default:
> -		seq_puts(s, "\t<UNKNOWN>");
> +		drm_printf(p, "\t<UNKNOWN>");
>   		break;
>   	}
>   
> -	seq_printf(s, "\n\t %-20s 0x%08X", "MemFormat", c->top.mem_format);
> -	seq_printf(s, "\n\t %-20s 0x%08X", "CurrentY", c->top.current_luma);
> -	seq_printf(s, "\n\t %-20s 0x%08X", "CurrentC", c->top.current_chroma);
> -	seq_printf(s, "\n\t %-20s 0x%08X", "YSrcPitch", c->top.luma_src_pitch);
> -	seq_printf(s, "\n\t %-20s 0x%08X", "CSrcPitch",
> +	drm_printf(p, "\n\t %-20s 0x%08X", "MemFormat", c->top.mem_format);
> +	drm_printf(p, "\n\t %-20s 0x%08X", "CurrentY", c->top.current_luma);
> +	drm_printf(p, "\n\t %-20s 0x%08X", "CurrentC", c->top.current_chroma);
> +	drm_printf(p, "\n\t %-20s 0x%08X", "YSrcPitch", c->top.luma_src_pitch);
> +	drm_printf(p, "\n\t %-20s 0x%08X", "CSrcPitch",
>   		   c->top.chroma_src_pitch);
> -	seq_printf(s, "\n\t %-20s 0x%08X", "InputFrameSize",
> +	drm_printf(p, "\n\t %-20s 0x%08X", "InputFrameSize",
>   		   c->top.input_frame_size);
> -	seq_printf(s, "\t%dx%d",
> +	drm_printf(p, "\t%dx%d",
>   		   c->top.input_frame_size & 0x0000FFFF,
>   		   c->top.input_frame_size >> 16);
> -	seq_printf(s, "\n\t %-20s 0x%08X", "InputViewportSize",
> +	drm_printf(p, "\n\t %-20s 0x%08X", "InputViewportSize",
>   		   c->top.input_viewport_size);
>   	src_w = c->top.input_viewport_size & 0x0000FFFF;
>   	src_h = c->top.input_viewport_size >> 16;
> -	seq_printf(s, "\t%dx%d", src_w, src_h);
> +	drm_printf(p, "\t%dx%d", src_w, src_h);
>   
> -	seq_puts(s, "\n\tHVSRC:");
> -	seq_printf(s, "\n\t %-20s 0x%08X", "OutputPictureSize",
> +	drm_printf(p, "\n\tHVSRC:");
> +	drm_printf(p, "\n\t %-20s 0x%08X", "OutputPictureSize",
>   		   c->hvsrc.output_picture_size);
>   	dst_w = c->hvsrc.output_picture_size & 0x0000FFFF;
>   	dst_h = c->hvsrc.output_picture_size >> 16;
> -	seq_printf(s, "\t%dx%d", dst_w, dst_h);
> -	seq_printf(s, "\n\t %-20s 0x%08X", "ParamCtrl", c->hvsrc.param_ctrl);
> +	drm_printf(p, "\t%dx%d", dst_w, dst_h);
> +	drm_printf(p, "\n\t %-20s 0x%08X", "ParamCtrl", c->hvsrc.param_ctrl);
>   
> -	seq_printf(s, "\n\t %-20s %s", "yh_coef",
> +	drm_printf(p, "\n\t %-20s %s", "yh_coef",
>   		   hqvdp_dbg_get_lut(c->hvsrc.yh_coef));
> -	seq_printf(s, "\n\t %-20s %s", "ch_coef",
> +	drm_printf(p, "\n\t %-20s %s", "ch_coef",
>   		   hqvdp_dbg_get_lut(c->hvsrc.ch_coef));
> -	seq_printf(s, "\n\t %-20s %s", "yv_coef",
> +	drm_printf(p, "\n\t %-20s %s", "yv_coef",
>   		   hqvdp_dbg_get_lut(c->hvsrc.yv_coef));
> -	seq_printf(s, "\n\t %-20s %s", "cv_coef",
> +	drm_printf(p, "\n\t %-20s %s", "cv_coef",
>   		   hqvdp_dbg_get_lut(c->hvsrc.cv_coef));
>   
> -	seq_printf(s, "\n\t %-20s", "ScaleH");
> +	drm_printf(p, "\n\t %-20s", "ScaleH");
>   	if (dst_w > src_w)
> -		seq_printf(s, " %d/1", dst_w / src_w);
> +		drm_printf(p, " %d/1", dst_w / src_w);
>   	else
> -		seq_printf(s, " 1/%d", src_w / dst_w);
> +		drm_printf(p, " 1/%d", src_w / dst_w);
>   
> -	seq_printf(s, "\n\t %-20s", "tScaleV");
> +	drm_printf(p, "\n\t %-20s", "tScaleV");
>   	if (dst_h > src_h)
> -		seq_printf(s, " %d/1", dst_h / src_h);
> +		drm_printf(p, " %d/1", dst_h / src_h);
>   	else
> -		seq_printf(s, " 1/%d", src_h / dst_h);
> +		drm_printf(p, " 1/%d", src_h / dst_h);
>   
> -	seq_puts(s, "\n\tCSDI:");
> -	seq_printf(s, "\n\t %-20s 0x%08X\t", "Config", c->csdi.config);
> +	drm_printf(p, "\n\tCSDI:");
> +	drm_printf(p, "\n\t %-20s 0x%08X\t", "Config", c->csdi.config);
>   	switch (c->csdi.config) {
>   	case CSDI_CONFIG_PROG:
> -		seq_puts(s, "Bypass");
> +		drm_printf(p, "Bypass");
>   		break;
>   	case CSDI_CONFIG_INTER_DIR:
> -		seq_puts(s, "Deinterlace, directional");
> +		drm_printf(p, "Deinterlace, directional");
>   		break;
>   	default:
> -		seq_puts(s, "<UNKNOWN>");
> +		drm_printf(p, "<UNKNOWN>");
>   		break;
>   	}
>   
> -	seq_printf(s, "\n\t %-20s 0x%08X", "Config2", c->csdi.config2);
> -	seq_printf(s, "\n\t %-20s 0x%08X", "DcdiConfig", c->csdi.dcdi_config);
> +	drm_printf(p, "\n\t %-20s 0x%08X", "Config2", c->csdi.config2);
> +	drm_printf(p, "\n\t %-20s 0x%08X", "DcdiConfig", c->csdi.dcdi_config);
>   }
>   
> -static int hqvdp_dbg_show(struct seq_file *s, void *data)
> +static void sti_hqvdp_plane_print_state(struct drm_printer *p,
> +					const struct drm_plane_state *state)
>   {
> -	struct drm_info_node *node = s->private;
> -	struct sti_hqvdp *hqvdp = (struct sti_hqvdp *)node->info_ent->data;
> +	struct sti_plane *plane = to_sti_plane(state->plane);
> +	struct sti_hqvdp *hqvdp = to_sti_hqvdp(plane);
>   	int cmd, cmd_offset, infoxp70;
>   	void *virt;
>   
> -	seq_printf(s, "%s: (vaddr = 0x%p)",
> +	drm_printf(p, "\t%s: (vaddr = 0x%pK)",
>   		   sti_plane_to_str(&hqvdp->plane), hqvdp->regs);
>   
>   	DBGFS_DUMP(HQVDP_MBX_IRQ_TO_XP70);
> @@ -569,80 +570,64 @@ static int hqvdp_dbg_show(struct seq_file *s, void *data)
>   	DBGFS_DUMP(HQVDP_MBX_IRQ_TO_HOST);
>   	DBGFS_DUMP(HQVDP_MBX_INFO_XP70);
>   	infoxp70 = readl(hqvdp->regs + HQVDP_MBX_INFO_XP70);
> -	seq_puts(s, "\tFirmware state: ");
> +	drm_printf(p, "\tFirmware state: ");
>   	if (infoxp70 & INFO_XP70_FW_READY)
> -		seq_puts(s, "idle and ready");
> +		drm_printf(p, "idle and ready");
>   	else if (infoxp70 & INFO_XP70_FW_PROCESSING)
> -		seq_puts(s, "processing a picture");
> +		drm_printf(p, "processing a picture");
>   	else if (infoxp70 & INFO_XP70_FW_INITQUEUES)
> -		seq_puts(s, "programming queues");
> +		drm_printf(p, "programming queues");
>   	else
> -		seq_puts(s, "NOT READY");
> +		drm_printf(p, "NOT READY");
>   
>   	DBGFS_DUMP(HQVDP_MBX_SW_RESET_CTRL);
>   	DBGFS_DUMP(HQVDP_MBX_STARTUP_CTRL1);
>   	if (readl(hqvdp->regs + HQVDP_MBX_STARTUP_CTRL1)
>   					& STARTUP_CTRL1_RST_DONE)
> -		seq_puts(s, "\tReset is done");
> +		drm_printf(p, "\tReset is done");
>   	else
> -		seq_puts(s, "\tReset is NOT done");
> +		drm_printf(p, "\tReset is NOT done");
>   	DBGFS_DUMP(HQVDP_MBX_STARTUP_CTRL2);
>   	if (readl(hqvdp->regs + HQVDP_MBX_STARTUP_CTRL2)
>   					& STARTUP_CTRL2_FETCH_EN)
> -		seq_puts(s, "\tFetch is enabled");
> +		drm_printf(p, "\tFetch is enabled");
>   	else
> -		seq_puts(s, "\tFetch is NOT enabled");
> +		drm_printf(p, "\tFetch is NOT enabled");
>   	DBGFS_DUMP(HQVDP_MBX_GP_STATUS);
>   	DBGFS_DUMP(HQVDP_MBX_NEXT_CMD);
>   	DBGFS_DUMP(HQVDP_MBX_CURRENT_CMD);
>   	DBGFS_DUMP(HQVDP_MBX_SOFT_VSYNC);
>   	if (!(readl(hqvdp->regs + HQVDP_MBX_SOFT_VSYNC) & 3))
> -		seq_puts(s, "\tHW Vsync");
> +		drm_printf(p, "\tHW Vsync");
>   	else
> -		seq_puts(s, "\tSW Vsync ?!?!");
> +		drm_printf(p, "\tSW Vsync ?!?!");
>   
>   	/* Last command */
>   	cmd = readl(hqvdp->regs + HQVDP_MBX_CURRENT_CMD);
>   	cmd_offset = sti_hqvdp_get_curr_cmd(hqvdp);
>   	if (cmd_offset == -1) {
> -		seq_puts(s, "\n\n  Last command: unknown");
> +		drm_printf(p, "\n\n\t\tLast command: unknown");
>   	} else {
>   		virt = hqvdp->hqvdp_cmd + cmd_offset;
> -		seq_printf(s, "\n\n  Last command: address @ 0x%x (0x%p)",
> +		drm_printf(p, "\n\n\t\tLast command: address @ 0x%x (0x%p)",
>   			   cmd, virt);
> -		hqvdp_dbg_dump_cmd(s, (struct sti_hqvdp_cmd *)virt);
> +		hqvdp_dbg_dump_cmd(p, (struct sti_hqvdp_cmd *)virt);
>   	}
>   
>   	/* Next command */
>   	cmd = readl(hqvdp->regs + HQVDP_MBX_NEXT_CMD);
>   	cmd_offset = sti_hqvdp_get_next_cmd(hqvdp);
>   	if (cmd_offset == -1) {
> -		seq_puts(s, "\n\n  Next command: unknown");
> +		drm_printf(p, "\n\n\t\tNext command: unknown");
>   	} else {
>   		virt = hqvdp->hqvdp_cmd + cmd_offset;
> -		seq_printf(s, "\n\n  Next command address: @ 0x%x (0x%p)",
> +		drm_printf(p, "\n\n\t\tNext command address: @ 0x%x (0x%p)",
>   			   cmd, virt);
> -		hqvdp_dbg_dump_cmd(s, (struct sti_hqvdp_cmd *)virt);
> +		hqvdp_dbg_dump_cmd(p, (struct sti_hqvdp_cmd *)virt);
>   	}
>   
> -	seq_putc(s, '\n');
> -	return 0;
> -}
> -
> -static struct drm_info_list hqvdp_debugfs_files[] = {
> -	{ "hqvdp", hqvdp_dbg_show, 0, NULL },
> -};
> -
> -static int hqvdp_debugfs_init(struct sti_hqvdp *hqvdp, struct drm_minor *minor)
> -{
> -	unsigned int i;
> -
> -	for (i = 0; i < ARRAY_SIZE(hqvdp_debugfs_files); i++)
> -		hqvdp_debugfs_files[i].data = hqvdp;
> -
> -	return drm_debugfs_create_files(hqvdp_debugfs_files,
> -					ARRAY_SIZE(hqvdp_debugfs_files),
> -					minor->debugfs_root, minor);
> +	drm_printf(p, "\t%s%s\n",
> +		   plane->fps_info.fps_str, plane->fps_info.fips_str);
>   }
>   
>   /**
> @@ -1264,14 +1249,6 @@ static void sti_hqvdp_destroy(struct drm_plane *drm_plane)
>   	drm_plane_cleanup(drm_plane);
>   }
>   
> -static int sti_hqvdp_late_register(struct drm_plane *drm_plane)
> -{
> -	struct sti_plane *plane = to_sti_plane(drm_plane);
> -	struct sti_hqvdp *hqvdp = to_sti_hqvdp(plane);
> -
> -	return hqvdp_debugfs_init(hqvdp, drm_plane->dev->primary);
> -}
> -
>   static const struct drm_plane_funcs sti_hqvdp_plane_helpers_funcs = {
>   	.update_plane = drm_atomic_helper_update_plane,
>   	.disable_plane = drm_atomic_helper_disable_plane,
> @@ -1279,7 +1256,7 @@ static const struct drm_plane_funcs sti_hqvdp_plane_helpers_funcs = {
>   	.reset = sti_plane_reset,
>   	.atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
>   	.atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
> -	.late_register = sti_hqvdp_late_register,
> +	.atomic_print_state = sti_hqvdp_plane_print_state,
>   };
>   
>   static struct drm_plane *sti_hqvdp_create(struct drm_device *drm_dev,
> 


More information about the dri-devel mailing list