From 2a29a0d770ef6f24a8fd7806655c826d45888cba Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Wed, 26 Nov 2008 16:28:42 -0300 Subject: V4L/DVB (9758): em28xx: replace some magic by register descriptions where known Replaces all occurrences of em28xx_write_regs_req() and em28xx_write_reg() used to setup register names by em28xx_write_reg(). Also, documents the register names that are known. This patch were generated by this small perl script: my %reg_map = ( # Register table - the same as defined on parse_em28xx.pl script ); while (<>) { if (m/(.*)em28xx_write_regs_req\(dev\,\s*0x00\,\s*(.*)\,\s*\"\\x(..)\",\s*1\)\;(.*)/) { my $reg = $2; my $val = $3; $val =~ tr/A-f/a-f/; $reg = $reg_map{$reg} if defined($reg_map{$reg}); printf "$1em28xx_write_reg(dev, %s, 0x%s);$4\n", $reg, $val; } elsif (m/(.*)em28xx_write_regs\(dev\,\s*(.*)\,\s*\"\\x(..)\",\s*1\)\;(.*)/) { my $reg = $2; my $val = $3; $val =~ tr/A-f/a-f/; $reg = $reg_map{$reg} if defined($reg_map{$reg}); printf "$1em28xx_write_reg(dev, %s, 0x%s);$4\n", $reg, $val; } else { print $_; } } Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/em28xx/em28xx-core.c | 48 ++++++++++++++++---------------- 1 file changed, 24 insertions(+), 24 deletions(-) (limited to 'drivers/media/video/em28xx/em28xx-core.c') diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c index 164f9b3..e777ca6 100644 --- a/drivers/media/video/em28xx/em28xx-core.c +++ b/drivers/media/video/em28xx/em28xx-core.c @@ -554,20 +554,20 @@ EXPORT_SYMBOL_GPL(em28xx_audio_setup); int em28xx_colorlevels_set_default(struct em28xx *dev) { - em28xx_write_regs(dev, EM28XX_R20_YGAIN, "\x10", 1); /* contrast */ - em28xx_write_regs(dev, EM28XX_R21_YOFFSET, "\x00", 1); /* brightness */ - em28xx_write_regs(dev, EM28XX_R22_UVGAIN, "\x10", 1); /* saturation */ - em28xx_write_regs(dev, EM28XX_R23_UOFFSET, "\x00", 1); - em28xx_write_regs(dev, EM28XX_R24_VOFFSET, "\x00", 1); - em28xx_write_regs(dev, EM28XX_R25_SHARPNESS, "\x00", 1); - - em28xx_write_regs(dev, EM28XX_R14_GAMMA, "\x20", 1); - em28xx_write_regs(dev, EM28XX_R15_RGAIN, "\x20", 1); - em28xx_write_regs(dev, EM28XX_R16_GGAIN, "\x20", 1); - em28xx_write_regs(dev, EM28XX_R17_BGAIN, "\x20", 1); - em28xx_write_regs(dev, EM28XX_R18_ROFFSET, "\x00", 1); - em28xx_write_regs(dev, EM28XX_R19_GOFFSET, "\x00", 1); - return em28xx_write_regs(dev, EM28XX_R1A_BOFFSET, "\x00", 1); + em28xx_write_reg(dev, EM28XX_R20_YGAIN, 0x10); /* contrast */ + em28xx_write_reg(dev, EM28XX_R21_YOFFSET, 0x00); /* brightness */ + em28xx_write_reg(dev, EM28XX_R22_UVGAIN, 0x10); /* saturation */ + em28xx_write_reg(dev, EM28XX_R23_UOFFSET, 0x00); + em28xx_write_reg(dev, EM28XX_R24_VOFFSET, 0x00); + em28xx_write_reg(dev, EM28XX_R25_SHARPNESS, 0x00); + + em28xx_write_reg(dev, EM28XX_R14_GAMMA, 0x20); + em28xx_write_reg(dev, EM28XX_R15_RGAIN, 0x20); + em28xx_write_reg(dev, EM28XX_R16_GGAIN, 0x20); + em28xx_write_reg(dev, EM28XX_R17_BGAIN, 0x20); + em28xx_write_reg(dev, EM28XX_R18_ROFFSET, 0x00); + em28xx_write_reg(dev, EM28XX_R19_GOFFSET, 0x00); + return em28xx_write_reg(dev, EM28XX_R1A_BOFFSET, 0x00); } int em28xx_capture_start(struct em28xx *dev, int start) @@ -600,17 +600,17 @@ int em28xx_capture_start(struct em28xx *dev, int start) if (!start) { /* disable video capture */ - rc = em28xx_write_regs(dev, EM28XX_R12_VINENABLE, "\x27", 1); + rc = em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x27); return rc; } /* enable video capture */ - rc = em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1); + rc = em28xx_write_reg(dev, 0x48, 0x00); if (dev->mode == EM28XX_ANALOG_MODE) - rc = em28xx_write_regs(dev, EM28XX_R12_VINENABLE, "\x67", 1); + rc = em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x67); else - rc = em28xx_write_regs(dev, EM28XX_R12_VINENABLE, "\x37", 1); + rc = em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x37); msleep(6); @@ -619,9 +619,9 @@ int em28xx_capture_start(struct em28xx *dev, int start) int em28xx_outfmt_set_yuv422(struct em28xx *dev) { - em28xx_write_regs(dev, EM28XX_R27_OUTFMT, "\x34", 1); - em28xx_write_regs(dev, EM28XX_R10_VINMODE, "\x10", 1); - return em28xx_write_regs(dev, EM28XX_R11_VINCTRL, "\x11", 1); + em28xx_write_reg(dev, EM28XX_R27_OUTFMT, 0x34); + em28xx_write_reg(dev, EM28XX_R10_VINMODE, 0x10); + return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x11); } static int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax, @@ -737,11 +737,11 @@ int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio) if (!gpio) return rc; - dev->em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1); + em28xx_write_reg(dev, 0x48, 0x00); if (dev->mode == EM28XX_ANALOG_MODE) - dev->em28xx_write_regs_req(dev, 0x00, 0x12, "\x67", 1); + em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x67); else - dev->em28xx_write_regs_req(dev, 0x00, 0x12, "\x37", 1); + em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x37); msleep(6); /* Send GPIO reset sequences specified at board entry */ -- cgit v1.1