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SubjectRe: [RESENT PATCH] drm/panel: support Innolux P097PFG panel
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Hi


On Friday, December 01, 2017 10:54 AM, Brian Norris wrote:
> One more comment:
>
> On Thu, Nov 30, 2017 at 02:14:40PM +0800, Lin Huang wrote:
>> Support Innolux P097PFG 9.7" 1536x2048 TFT LCD panel,
>> it refactor Innolux P079ZCA panel driver, let it support
>> multi panel, and add support P097PFG panel in this driver.
>>
>> Signed-off-by: Lin Huang <hl@rock-chips.com>
>>
>> ---
>> drivers/gpu/drm/panel/panel-innolux-p079zca.c | 178 ++++++++++++++++++++------
>> 1 file changed, 136 insertions(+), 42 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/panel/panel-innolux-p079zca.c b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
>> index 6ba9344..a40798f 100644
>> --- a/drivers/gpu/drm/panel/panel-innolux-p079zca.c
>> +++ b/drivers/gpu/drm/panel/panel-innolux-p079zca.c
> ...
>
>> @@ -209,20 +284,39 @@ static const struct drm_panel_funcs innolux_panel_funcs = {
>> };
>>
>> static const struct of_device_id innolux_of_match[] = {
>> - { .compatible = "innolux,p079zca", },
>> - { }
>> + { .compatible = "innolux,p079zca",
>> + .data = &innolux_p079zca_panel_desc
>> + },
>> + { .compatible = "innolux,p097pfg",
>> + .data = &innolux_p097pfg_panel_desc
>> + }
>> };
>> MODULE_DEVICE_TABLE(of, innolux_of_match);
>>
>> -static int innolux_panel_add(struct innolux_panel *innolux)
>> +static int innolux_panel_add(struct mipi_dsi_device *dsi,
>> + const struct panel_desc_dsi *desc)
>> {
>> - struct device *dev = &innolux->link->dev;
>> + struct innolux_panel *innolux;
>> + struct device *dev = &dsi->dev;
>> struct device_node *np;
>> int err;
>>
>> - innolux->supply = devm_regulator_get(dev, "power");
>> - if (IS_ERR(innolux->supply))
>> - return PTR_ERR(innolux->supply);
>> + innolux = devm_kzalloc(dev, sizeof(*innolux), GFP_KERNEL);
>> + if (!innolux)
>> + return -ENOMEM;
>> +
>> + innolux->dsi_desc = desc;
>> + innolux->vddi = devm_regulator_get_optional(dev, "power");
>> + if (IS_ERR(innolux->vddi))
>> + return PTR_ERR(innolux->vddi);
>> +
>> + innolux->avdd = devm_regulator_get(dev, "ppvarp");
> This name ("ppvarp" and the "ppvarn" below) are names from our board
> schematics, not from the panel datasheet. I would think these should be
> "vdd" and "vee", like your variable names.
Okay, will fix it next version.
>
> Brian
>
>> + if (IS_ERR(innolux->avdd))
>> + return PTR_ERR(innolux->avdd);
>> +
>> + innolux->avee = devm_regulator_get(dev, "ppvarn");
>> + if (IS_ERR(innolux->avee))
>> + return PTR_ERR(innolux->avee);
>>
>> innolux->enable_gpio = devm_gpiod_get_optional(dev, "enable",
>> GPIOD_OUT_HIGH);
> ...
>
>
>


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