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| author |   Heiner Kallweit <hkallweit1@gmail.com> | 2017-03-02 22:19:00 +0100 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-09 17:33:18 +0100 |
| commit | e70065fdc11d86fac671c9e4103d69ac099f46c9 (patch) | |
| tree | b523a43213e21125c08295539895e1fac4e50b9f /drivers/staging/fbtft | |
| parent | staging: fbtft: add helper fbtft_write_buf_dc (diff) | |
| download | linux-dev-e70065fdc11d86fac671c9e4103d69ac099f46c9.tar.xz linux-dev-e70065fdc11d86fac671c9e4103d69ac099f46c9.zip | |
staging: fbtft: use helper fbtft_write_buf_dc in fbtft-bus.c
Make use of new helper fbtft_write_buf_dc.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/fbtft')
| -rw-r--r-- | drivers/staging/fbtft/fbtft-bus.c | 31 |
1 files changed, 8 insertions, 23 deletions
diff --git a/drivers/staging/fbtft/fbtft-bus.c b/drivers/staging/fbtft/fbtft-bus.c index ec45043c0830..3475b1b8081f 100644 --- a/drivers/staging/fbtft/fbtft-bus.c +++ b/drivers/staging/fbtft/fbtft-bus.c @@ -36,14 +36,9 @@ void func(struct fbtft_par *par, int len, ...) \ } \ \ *buf = modifier((type)va_arg(args, unsigned int)); \ - if (par->gpio.dc != -1) \ - gpio_set_value(par->gpio.dc, 0); \ - ret = par->fbtftops.write(par, par->buf, sizeof(type) + offset); \ - if (ret < 0) { \ - va_end(args); \ - dev_err(par->info->device, "%s: write() failed and returned %d\n", __func__, ret); \ - return; \ - } \ + ret = fbtft_write_buf_dc(par, par->buf, sizeof(type) + offset, 0); \ + if (ret < 0) \ + goto out; \ len--; \ \ if (par->startbyte) \ @@ -51,19 +46,12 @@ void func(struct fbtft_par *par, int len, ...) \ \ if (len) { \ i = len; \ - while (i--) { \ + while (i--) \ *buf++ = modifier((type)va_arg(args, unsigned int)); \ - } \ - if (par->gpio.dc != -1) \ - gpio_set_value(par->gpio.dc, 1); \ - ret = par->fbtftops.write(par, par->buf, \ - len * (sizeof(type) + offset)); \ - if (ret < 0) { \ - va_end(args); \ - dev_err(par->info->device, "%s: write() failed and returned %d\n", __func__, ret); \ - return; \ - } \ + fbtft_write_buf_dc(par, par->buf, \ + len * (sizeof(type) + offset), 1); \ } \ +out: \ va_end(args); \ } \ EXPORT_SYMBOL(func); @@ -243,10 +231,7 @@ int fbtft_write_vmem16_bus16(struct fbtft_par *par, size_t offset, size_t len) vmem16 = (u16 *)(par->info->screen_buffer + offset); - if (par->gpio.dc != -1) - gpio_set_value(par->gpio.dc, 1); - /* no need for buffered write with 16-bit bus */ - return par->fbtftops.write(par, vmem16, len); + return fbtft_write_buf_dc(par, vmem16, len, 1); } EXPORT_SYMBOL(fbtft_write_vmem16_bus16); |