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Message-ID: <2a32648a-69c8-47a6-109a-6c2f764b2534@samsung.com>
Date: Wed, 22 May 2019 12:15:34 +0200
From: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To: linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] video: fbdev: pvr2fb: remove function prototypes
Reorder code a bit and then remove no longer needed function
prototypes.
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
---
drivers/video/fbdev/pvr2fb.c | 141 ++++++++++++++++++-------------------------
1 file changed, 61 insertions(+), 80 deletions(-)
Index: b/drivers/video/fbdev/pvr2fb.c
===================================================================
--- a/drivers/video/fbdev/pvr2fb.c
+++ b/drivers/video/fbdev/pvr2fb.c
@@ -193,39 +193,6 @@ static unsigned int shdma = PVR2_CASCADE
static unsigned int pvr2dma = ONCHIP_NR_DMA_CHANNELS;
#endif
-static int pvr2fb_setcolreg(unsigned int regno, unsigned int red, unsigned int green, unsigned int blue,
- unsigned int transp, struct fb_info *info);
-static int pvr2fb_blank(int blank, struct fb_info *info);
-static unsigned long get_line_length(int xres_virtual, int bpp);
-static void set_color_bitfields(struct fb_var_screeninfo *var);
-static int pvr2fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info);
-static int pvr2fb_set_par(struct fb_info *info);
-static void pvr2_update_display(struct fb_info *info);
-static void pvr2_init_display(struct fb_info *info);
-static void pvr2_do_blank(void);
-static irqreturn_t pvr2fb_interrupt(int irq, void *dev_id);
-static int pvr2_init_cable(void);
-static int pvr2_get_param(const struct pvr2_params *p, const char *s,
- int val, int size);
-#ifdef CONFIG_PVR2_DMA
-static ssize_t pvr2fb_write(struct fb_info *info, const char *buf,
- size_t count, loff_t *ppos);
-#endif
-
-static struct fb_ops pvr2fb_ops = {
- .owner = THIS_MODULE,
- .fb_setcolreg = pvr2fb_setcolreg,
- .fb_blank = pvr2fb_blank,
- .fb_check_var = pvr2fb_check_var,
- .fb_set_par = pvr2fb_set_par,
-#ifdef CONFIG_PVR2_DMA
- .fb_write = pvr2fb_write,
-#endif
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
-};
-
static struct fb_videomode pvr2_modedb[] = {
/*
* Broadcast video modes (PAL and NTSC). I'm unfamiliar with
@@ -353,6 +320,36 @@ static int pvr2fb_setcolreg(unsigned int
return 0;
}
+/*
+ * Determine the cable type and initialize the cable output format. Don't do
+ * anything if the cable type has been overidden (via "cable:XX").
+ */
+
+#define PCTRA 0xff80002c
+#define PDTRA 0xff800030
+#define VOUTC 0xa0702c00
+
+static int pvr2_init_cable(void)
+{
+ if (cable_type < 0) {
+ fb_writel((fb_readl(PCTRA) & 0xfff0ffff) | 0x000a0000,
+ PCTRA);
+ cable_type = (fb_readw(PDTRA) >> 8) & 3;
+ }
+
+ /* Now select the output format (either composite or other) */
+ /* XXX: Save the previous val first, as this reg is also AICA
+ related */
+ if (cable_type == CT_COMPOSITE)
+ fb_writel(3 << 8, VOUTC);
+ else if (cable_type == CT_RGB)
+ fb_writel(1 << 9, VOUTC);
+ else
+ fb_writel(0, VOUTC);
+
+ return cable_type;
+}
+
static int pvr2fb_set_par(struct fb_info *info)
{
struct pvr2fb_par *par = (struct pvr2fb_par *)info->par;
@@ -641,36 +638,6 @@ static irqreturn_t pvr2fb_interrupt(int
return IRQ_HANDLED;
}
-/*
- * Determine the cable type and initialize the cable output format. Don't do
- * anything if the cable type has been overidden (via "cable:XX").
- */
-
-#define PCTRA 0xff80002c
-#define PDTRA 0xff800030
-#define VOUTC 0xa0702c00
-
-static int pvr2_init_cable(void)
-{
- if (cable_type < 0) {
- fb_writel((fb_readl(PCTRA) & 0xfff0ffff) | 0x000a0000,
- PCTRA);
- cable_type = (fb_readw(PDTRA) >> 8) & 3;
- }
-
- /* Now select the output format (either composite or other) */
- /* XXX: Save the previous val first, as this reg is also AICA
- related */
- if (cable_type == CT_COMPOSITE)
- fb_writel(3 << 8, VOUTC);
- else if (cable_type == CT_RGB)
- fb_writel(1 << 9, VOUTC);
- else
- fb_writel(0, VOUTC);
-
- return cable_type;
-}
-
#ifdef CONFIG_PVR2_DMA
static ssize_t pvr2fb_write(struct fb_info *info, const char *buf,
size_t count, loff_t *ppos)
@@ -741,6 +708,37 @@ out_unmap:
}
#endif /* CONFIG_PVR2_DMA */
+static struct fb_ops pvr2fb_ops = {
+ .owner = THIS_MODULE,
+ .fb_setcolreg = pvr2fb_setcolreg,
+ .fb_blank = pvr2fb_blank,
+ .fb_check_var = pvr2fb_check_var,
+ .fb_set_par = pvr2fb_set_par,
+#ifdef CONFIG_PVR2_DMA
+ .fb_write = pvr2fb_write,
+#endif
+ .fb_fillrect = cfb_fillrect,
+ .fb_copyarea = cfb_copyarea,
+ .fb_imageblit = cfb_imageblit,
+};
+
+static int pvr2_get_param(const struct pvr2_params *p, const char *s, int val,
+ int size)
+{
+ int i;
+
+ for (i = 0 ; i < size ; i++ ) {
+ if (s != NULL) {
+ if (!strncasecmp(p[i].name, s, strlen(s)))
+ return p[i].val;
+ } else {
+ if (p[i].val == val)
+ return (int)p[i].name;
+ }
+ }
+ return -1;
+}
+
/**
* pvr2fb_common_init
*
@@ -990,23 +988,6 @@ static void __exit pvr2fb_pci_exit(void)
}
#endif /* CONFIG_PCI */
-static int pvr2_get_param(const struct pvr2_params *p, const char *s, int val,
- int size)
-{
- int i;
-
- for (i = 0 ; i < size ; i++ ) {
- if (s != NULL) {
- if (!strncasecmp(p[i].name, s, strlen(s)))
- return p[i].val;
- } else {
- if (p[i].val == val)
- return (int)p[i].name;
- }
- }
- return -1;
-}
-
/*
* Parse command arguments. Supported arguments are:
* inverse Use inverse color maps
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