Oh, yes, if so we need to change most of the functions in drm_mipi_dsi.c.
Mark
On 07/01/2015 05:08 PM, Varka Bhadram wrote:
> On 07/01/2015 01:51 PM, Mark Zhang wrote:
>> Signed-off-by: Mark Zhang<markz@xxxxxxxxxx>
>> ---
>> drivers/gpu/drm/drm_mipi_dsi.c | 36 ++++++++++++++++++++++++++++++++++++
>> include/drm/drm_mipi_dsi.h | 2 ++
>> 2 files changed, 38 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
>> index 2d5ca8eec13a..9bc6ff75eb8f 100644
>> --- a/drivers/gpu/drm/drm_mipi_dsi.c
>> +++ b/drivers/gpu/drm/drm_mipi_dsi.c
>> @@ -862,6 +862,42 @@ int mipi_dsi_dcs_set_pixel_format(struct mipi_dsi_device *dsi, u8 format)
>> }
>> EXPORT_SYMBOL(mipi_dsi_dcs_set_pixel_format);
>>
>> +/**
>> + * mipi_dsi_dcs_enter_idle_mode()
>> + * @dsi: DSI peripheral device
>> + *
>> + * Return: 0 on success or a negative error code on failure.
>> + */
>> +int mipi_dsi_dcs_enter_idle_mode(struct mipi_dsi_device *dsi)
>> +{
>> + ssize_t err;
>> +
>> + err = mipi_dsi_dcs_write(dsi, MIPI_DCS_ENTER_IDLE_MODE, NULL, 0);
>> + if (err < 0)
>> + return err;
>> +
>> + return 0;
>> +}
>
> This we can do simply as:
> return mipi_dsi_dcs_write(dsi, MIPI_DCS_ENTER_IDLE_MODE, NULL, 0);
>
>> +EXPORT_SYMBOL(mipi_dsi_dcs_enter_idle_mode);
>> +
>> +/**
>> + * mipi_dsi_dcs_exit_idle_mode()
>> + * @dsi: DSI peripheral device
>> + *
>> + * Return: 0 on success or a negative error code on failure.
>> + */
>> +int mipi_dsi_dcs_exit_idle_mode(struct mipi_dsi_device *dsi)
>> +{
>> + ssize_t err;
>> +
>> + err = mipi_dsi_dcs_write(dsi, MIPI_DCS_EXIT_IDLE_MODE, NULL, 0);
>> + if (err < 0)
>> + return err;
>> +
>> + return 0;
>
> For this one also: return mipi_dsi_dcs_write(dsi, MIPI_DCS_EXIT_IDLE_MODE, NULL, 0);
>
>
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