Message ID | 1527765086-19873-13-git-send-email-xieyisheng1@huawei.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Thu, May 31, 2018 at 2:11 PM, Yisheng Xie <xieyisheng1@huawei.com> wrote: > match_string() returns the index of an array for a matching string, > which can be used instead of open coded variant. > Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> > Cc: David Airlie <airlied@linux.ie> > Cc: Yisheng Xie <xieyisheng1@huawei.com> > Cc: Daniel Vetter <daniel.vetter@ffwll.ch> > Cc: Arvind Yadav <arvind.yadav.cs@gmail.com> > Cc: dri-devel@lists.freedesktop.org > Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com> > --- > v2: > - handle err case before normal case. > > drivers/gpu/drm/i2c/ch7006_drv.c | 13 +++++-------- > 1 file changed, 5 insertions(+), 8 deletions(-) > > diff --git a/drivers/gpu/drm/i2c/ch7006_drv.c b/drivers/gpu/drm/i2c/ch7006_drv.c > index 544a8a2..9eefdfe 100644 > --- a/drivers/gpu/drm/i2c/ch7006_drv.c > +++ b/drivers/gpu/drm/i2c/ch7006_drv.c > @@ -464,16 +464,13 @@ static int ch7006_encoder_init(struct i2c_client *client, > priv->chip_version = ch7006_read(client, CH7006_VERSION_ID); > > if (ch7006_tv_norm) { > - for (i = 0; i < NUM_TV_NORMS; i++) { > - if (!strcmp(ch7006_tv_norm_names[i], ch7006_tv_norm)) { > - priv->norm = i; > - break; > - } > - } > - > - if (i == NUM_TV_NORMS) > + i = match_string(ch7006_tv_norm_names, > + NUM_TV_NORMS, ch7006_tv_norm); > + if (i < 0) > ch7006_err(client, "Invalid TV norm setting \"%s\".\n", > ch7006_tv_norm); > + else > + priv->norm = i; > } > > if (ch7006_scale >= 0 && ch7006_scale <= 2) > -- > 1.7.12.4 >
diff --git a/drivers/gpu/drm/i2c/ch7006_drv.c b/drivers/gpu/drm/i2c/ch7006_drv.c index 544a8a2..9eefdfe 100644 --- a/drivers/gpu/drm/i2c/ch7006_drv.c +++ b/drivers/gpu/drm/i2c/ch7006_drv.c @@ -464,16 +464,13 @@ static int ch7006_encoder_init(struct i2c_client *client, priv->chip_version = ch7006_read(client, CH7006_VERSION_ID); if (ch7006_tv_norm) { - for (i = 0; i < NUM_TV_NORMS; i++) { - if (!strcmp(ch7006_tv_norm_names[i], ch7006_tv_norm)) { - priv->norm = i; - break; - } - } - - if (i == NUM_TV_NORMS) + i = match_string(ch7006_tv_norm_names, + NUM_TV_NORMS, ch7006_tv_norm); + if (i < 0) ch7006_err(client, "Invalid TV norm setting \"%s\".\n", ch7006_tv_norm); + else + priv->norm = i; } if (ch7006_scale >= 0 && ch7006_scale <= 2)
match_string() returns the index of an array for a matching string, which can be used instead of open coded variant. Cc: David Airlie <airlied@linux.ie> Cc: Yisheng Xie <xieyisheng1@huawei.com> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Arvind Yadav <arvind.yadav.cs@gmail.com> Cc: dri-devel@lists.freedesktop.org Signed-off-by: Yisheng Xie <xieyisheng1@huawei.com> --- v2: - handle err case before normal case. drivers/gpu/drm/i2c/ch7006_drv.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-)