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| author | AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> | 2024-02-15 09:53:12 +0100 |
|---|---|---|
| committer | Chun-Kuang Hu <chunkuang.hu@kernel.org> | 2024-02-19 14:43:30 +0000 |
| commit | ff4e452146295a9311dec3c845a8bf533ed63379 (patch) | |
| tree | bca09370ca00f390f834e8b16077956e78b894f8 /drivers/gpu/drm/mediatek/mtk_dsi.c | |
| parent | aaeb9335fb38c8d3f746e0fb06d4c7ae90985714 (diff) | |
| download | linux-ff4e452146295a9311dec3c845a8bf533ed63379.tar.gz linux-ff4e452146295a9311dec3c845a8bf533ed63379.tar.bz2 linux-ff4e452146295a9311dec3c845a8bf533ed63379.zip | |
drm/mediatek: dsi: Replace open-coded instance of HZ_PER_MHZ
In mtk_dsi_phy_timconfig(), we're dividing the `data_rate` variable,
expressed in Hz to retrieve a value in MHz: instead of open-coding,
use the HZ_PER_MHZ definition, available in linux/units.h.
Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://patchwork.kernel.org/project/dri-devel/patch/20240215085316.56835-6-angelogioacchino.delregno@collabora.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_dsi.c')
| -rw-r--r-- | drivers/gpu/drm/mediatek/mtk_dsi.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index a330bb94c44a..52758cab0abf 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -13,6 +13,7 @@ #include <linux/phy/phy.h> #include <linux/platform_device.h> #include <linux/reset.h> +#include <linux/units.h> #include <video/mipi_display.h> #include <video/videomode.h> @@ -238,7 +239,7 @@ static void mtk_dsi_mask(struct mtk_dsi *dsi, u32 offset, u32 mask, u32 data) static void mtk_dsi_phy_timconfig(struct mtk_dsi *dsi) { u32 timcon0, timcon1, timcon2, timcon3; - u32 data_rate_mhz = DIV_ROUND_UP(dsi->data_rate, 1000000); + u32 data_rate_mhz = DIV_ROUND_UP(dsi->data_rate, HZ_PER_MHZ); struct mtk_phy_timing *timing = &dsi->phy_timing; timing->lpx = (60 * data_rate_mhz / (8 * 1000)) + 1; |