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| author | Yannick Fertre <yannick.fertre@st.com> | 2018-06-29 14:22:22 +0300 |
|---|---|---|
| committer | Benjamin Gaignard <benjamin.gaignard@linaro.org> | 2018-07-06 11:15:36 +0300 |
| commit | 7868e5079228b4c07cf61b5ad5d35af5c29f7375 (patch) | |
| tree | 89a569279cc887faef8d68952e8c584a09471935 /drivers/gpu/drm/stm/ltdc.h | |
| parent | f8878bb2f8675e3c7716906b9b41bddc9b3bc039 (diff) | |
| download | linux-7868e5079228b4c07cf61b5ad5d35af5c29f7375.tar.xz | |
drm/stm: ltdc: filter mode pixel clock vs pad constraint
Filter the requested mode pixel clock frequency according
to the pad maximum supported frequency.
Signed-off-by: Yannick Fertre <yannick.fertre@st.com>
Reviewed-by: Philippe Cornu <philippe.cornu@st.com>
Tested-by: Philippe Cornu <philippe.cornu@st.com>
Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/1530271342-5532-1-git-send-email-yannick.fertre@st.com
Diffstat (limited to 'drivers/gpu/drm/stm/ltdc.h')
| -rw-r--r-- | drivers/gpu/drm/stm/ltdc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/stm/ltdc.h b/drivers/gpu/drm/stm/ltdc.h index 1e16d6afb0d2..d5afb8960867 100644 --- a/drivers/gpu/drm/stm/ltdc.h +++ b/drivers/gpu/drm/stm/ltdc.h @@ -18,6 +18,7 @@ struct ltdc_caps { u32 bus_width; /* bus width (32 or 64 bits) */ const u32 *pix_fmt_hw; /* supported pixel formats */ bool non_alpha_only_l1; /* non-native no-alpha formats on layer 1 */ + int pad_max_freq_hz; /* max frequency supported by pad */ }; #define LTDC_MAX_LAYER 4 |