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Message-ID: <CAL_JsqLofcnkhOPx5v=5K6DAnq7J8wCtJuakh4doJTF8d3TLhw@mail.gmail.com>
Date: Fri, 28 Sep 2018 17:11:38 -0500
From: Rob Herring <robh@...nel.org>
To: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Cc: dri-devel <dri-devel@...ts.freedesktop.org>,
linux-fbdev@...r.kernel.org,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] fbdev: Convert to using %pOFn instead of device_node.name
On Mon, Aug 27, 2018 at 8:55 PM Rob Herring <robh@...nel.org> wrote:
>
> In preparation to remove the node name pointer from struct device_node,
> convert printf users to use the %pOFn format specifier.
>
> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
> Cc: dri-devel@...ts.freedesktop.org
> Cc: linux-fbdev@...r.kernel.org
> Signed-off-by: Rob Herring <robh@...nel.org>
> ---
> drivers/video/fbdev/cg14.c | 4 +---
> drivers/video/fbdev/cg3.c | 2 +-
> drivers/video/fbdev/core/fbmon.c | 4 ++--
> drivers/video/fbdev/imsttfb.c | 2 +-
> drivers/video/fbdev/leo.c | 2 +-
> drivers/video/fbdev/offb.c | 12 ++++++++----
> drivers/video/fbdev/p9100.c | 2 +-
> drivers/video/of_display_timing.c | 2 +-
> 8 files changed, 16 insertions(+), 14 deletions(-)
Ping!
>
> diff --git a/drivers/video/fbdev/cg14.c b/drivers/video/fbdev/cg14.c
> index 8de88b129b62..9af54c2368fd 100644
> --- a/drivers/video/fbdev/cg14.c
> +++ b/drivers/video/fbdev/cg14.c
> @@ -355,9 +355,7 @@ static int cg14_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
> static void cg14_init_fix(struct fb_info *info, int linebytes,
> struct device_node *dp)
> {
> - const char *name = dp->name;
> -
> - strlcpy(info->fix.id, name, sizeof(info->fix.id));
> + snprintf(info->fix.id, sizeof(info->fix.id), "%pOFn", dp);
>
> info->fix.type = FB_TYPE_PACKED_PIXELS;
> info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
> diff --git a/drivers/video/fbdev/cg3.c b/drivers/video/fbdev/cg3.c
> index 6c334260cf53..1bd95b02f3aa 100644
> --- a/drivers/video/fbdev/cg3.c
> +++ b/drivers/video/fbdev/cg3.c
> @@ -246,7 +246,7 @@ static int cg3_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
> static void cg3_init_fix(struct fb_info *info, int linebytes,
> struct device_node *dp)
> {
> - strlcpy(info->fix.id, dp->name, sizeof(info->fix.id));
> + snprintf(info->fix.id, sizeof(info->fix.id), "%pOFn", dp);
>
> info->fix.type = FB_TYPE_PACKED_PIXELS;
> info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
> diff --git a/drivers/video/fbdev/core/fbmon.c b/drivers/video/fbdev/core/fbmon.c
> index 852d86c1c527..dd3128990776 100644
> --- a/drivers/video/fbdev/core/fbmon.c
> +++ b/drivers/video/fbdev/core/fbmon.c
> @@ -1480,8 +1480,8 @@ int of_get_fb_videomode(struct device_node *np, struct fb_videomode *fb,
> if (ret)
> return ret;
>
> - pr_debug("%pOF: got %dx%d display mode from %s\n",
> - np, vm.hactive, vm.vactive, np->name);
> + pr_debug("%pOF: got %dx%d display mode\n",
> + np, vm.hactive, vm.vactive);
> dump_fb_videomode(fb);
>
> return 0;
> diff --git a/drivers/video/fbdev/imsttfb.c b/drivers/video/fbdev/imsttfb.c
> index ecdcf358ad5e..901ca4ed10e9 100644
> --- a/drivers/video/fbdev/imsttfb.c
> +++ b/drivers/video/fbdev/imsttfb.c
> @@ -1473,7 +1473,7 @@ static int imsttfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
>
> dp = pci_device_to_OF_node(pdev);
> if(dp)
> - printk(KERN_INFO "%s: OF name %s\n",__func__, dp->name);
> + printk(KERN_INFO "%s: OF name %pOFn\n",__func__, dp);
> else if (IS_ENABLED(CONFIG_OF))
> printk(KERN_ERR "imsttfb: no OF node for pci device\n");
>
> diff --git a/drivers/video/fbdev/leo.c b/drivers/video/fbdev/leo.c
> index 71862188f528..446ac3364bad 100644
> --- a/drivers/video/fbdev/leo.c
> +++ b/drivers/video/fbdev/leo.c
> @@ -434,7 +434,7 @@ static int leo_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
> static void
> leo_init_fix(struct fb_info *info, struct device_node *dp)
> {
> - strlcpy(info->fix.id, dp->name, sizeof(info->fix.id));
> + snprintf(info->fix.id, sizeof(info->fix.id), "%pOFn", dp);
>
> info->fix.type = FB_TYPE_PACKED_PIXELS;
> info->fix.visual = FB_VISUAL_TRUECOLOR;
> diff --git a/drivers/video/fbdev/offb.c b/drivers/video/fbdev/offb.c
> index 77c0a2f45b3b..31f769d67195 100644
> --- a/drivers/video/fbdev/offb.c
> +++ b/drivers/video/fbdev/offb.c
> @@ -419,9 +419,13 @@ static void __init offb_init_fb(const char *name,
> var = &info->var;
> info->par = par;
>
> - strcpy(fix->id, "OFfb ");
> - strncat(fix->id, name, sizeof(fix->id) - sizeof("OFfb "));
> - fix->id[sizeof(fix->id) - 1] = '\0';
> + if (name) {
> + strcpy(fix->id, "OFfb ");
> + strncat(fix->id, name, sizeof(fix->id) - sizeof("OFfb "));
> + fix->id[sizeof(fix->id) - 1] = '\0';
> + } else
> + snprintf(fix->id, sizeof(fix->id), "OFfb %pOFn", dp);
> +
>
> var->xres = var->xres_virtual = width;
> var->yres = var->yres_virtual = height;
> @@ -644,7 +648,7 @@ static void __init offb_init_nodriver(struct device_node *dp, int no_real_node)
> /* kludge for valkyrie */
> if (strcmp(dp->name, "valkyrie") == 0)
> address += 0x1000;
> - offb_init_fb(no_real_node ? "bootx" : dp->name,
> + offb_init_fb(no_real_node ? "bootx" : NULL,
> width, height, depth, pitch, address,
> foreign_endian, no_real_node ? NULL : dp);
> }
> diff --git a/drivers/video/fbdev/p9100.c b/drivers/video/fbdev/p9100.c
> index 64de5cda541d..c4283e9e95af 100644
> --- a/drivers/video/fbdev/p9100.c
> +++ b/drivers/video/fbdev/p9100.c
> @@ -239,7 +239,7 @@ static int p9100_ioctl(struct fb_info *info, unsigned int cmd,
>
> static void p9100_init_fix(struct fb_info *info, int linebytes, struct device_node *dp)
> {
> - strlcpy(info->fix.id, dp->name, sizeof(info->fix.id));
> + snprintf(info->fix.id, sizeof(info->fix.id), "%pOFn", dp);
>
> info->fix.type = FB_TYPE_PACKED_PIXELS;
> info->fix.visual = FB_VISUAL_PSEUDOCOLOR;
> diff --git a/drivers/video/of_display_timing.c b/drivers/video/of_display_timing.c
> index 5244e93ceafc..c2e7aa103fa5 100644
> --- a/drivers/video/of_display_timing.c
> +++ b/drivers/video/of_display_timing.c
> @@ -170,7 +170,7 @@ struct display_timings *of_get_display_timings(const struct device_node *np)
> goto entryfail;
> }
>
> - pr_debug("%pOF: using %s as default timing\n", np, entry->name);
> + pr_debug("%pOF: using %pOFn as default timing\n", np, entry);
>
> native_mode = entry;
>
> --
> 2.17.1
>
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