On 12.09.2017 14:31, Tobias Jakobi wrote:
> Hello Andrzej,
>
>
> Andrzej Hajda wrote:
>> Mode limitation checked in mixer driver affects only older HW.
>> Mixer in Exynos542x has no such limitations. While at it patch changes
>> validation callback to recently introduced mode_valid which is more
>> suitable for the check. Additionally little cleanup is performed.
> Reviewed-by: Tobias Jakobi <tjakobi@xxxxxxxxxxxxxxxxxxxxx>
>
> And some small suggestion below.
>
>
>> Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
>> ---
>> drivers/gpu/drm/exynos/exynos_mixer.c | 24 +++++++++++-------------
>> 1 file changed, 11 insertions(+), 13 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
>> index a87f60b..d530c18 100644
>> --- a/drivers/gpu/drm/exynos/exynos_mixer.c
>> +++ b/drivers/gpu/drm/exynos/exynos_mixer.c
>> @@ -1040,26 +1040,24 @@ static void mixer_disable(struct exynos_drm_crtc *crtc)
>> clear_bit(MXR_BIT_POWERED, &ctx->flags);
>> }
>>
>> -/* Only valid for Mixer version 16.0.33.0 */
>> -static int mixer_atomic_check(struct exynos_drm_crtc *crtc,
>> - struct drm_crtc_state *state)
>> +static int mixer_mode_valid(struct exynos_drm_crtc *crtc,
>> + const struct drm_display_mode *mode)
>> {
>> - struct drm_display_mode *mode = &state->adjusted_mode;
>> - u32 w, h;
>> + struct mixer_context *ctx = crtc->ctx;
>> + u32 w = mode->hdisplay, h = mode->vdisplay;
>>
>> - w = mode->hdisplay;
>> - h = mode->vdisplay;
>> + DRM_DEBUG_KMS("xres=%d, yres=%d, refresh=%d, intl=%d\n", w, h,
>> + mode->vrefresh, !!(mode->flags & DRM_MODE_FLAG_INTERLACE));
>>
>> - DRM_DEBUG_KMS("xres=%d, yres=%d, refresh=%d, intl=%d\n",
>> - mode->hdisplay, mode->vdisplay, mode->vrefresh,
>> - (mode->flags & DRM_MODE_FLAG_INTERLACE) ? 1 : 0);
>> + if (ctx->mxr_ver == MXR_VER_128_0_0_184)
>> + return MODE_OK;
>>
>> if ((w >= 464 && w <= 720 && h >= 261 && h <= 576) ||
>> (w >= 1024 && w <= 1280 && h >= 576 && h <= 720) ||
>> (w >= 1664 && w <= 1920 && h >= 936 && h <= 1080))
> I think it would be nice to have these aligned.
Yes, it should look better.
Regards
Andrzej
>
>
>> - return 0;
>> + return MODE_OK;
>>
>> - return -EINVAL;
>> + return MODE_BAD;
>> }
>>
>> static const struct exynos_drm_crtc_ops mixer_crtc_ops = {
>> @@ -1071,7 +1069,7 @@ static const struct exynos_drm_crtc_ops mixer_crtc_ops = {
>> .update_plane = mixer_update_plane,
>> .disable_plane = mixer_disable_plane,
>> .atomic_flush = mixer_atomic_flush,
>> - .atomic_check = mixer_atomic_check,
>> + .mode_valid = mixer_mode_valid,
>> };
>>
>> static const struct mixer_drv_data exynos5420_mxr_drv_data = {
>>
>
>
>
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