diff options
| author | Alexander Koskovich <akoskovich@pm.me> | 2026-03-24 11:48:38 +0000 |
|---|---|---|
| committer | Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com> | 2026-03-25 14:06:10 +0200 |
| commit | a65c4d30988e81e7291063f9c473f50ad1e715a1 (patch) | |
| tree | 9971c5eec34ae69232cb64e1ab4577d5704bcb9a /drivers/gpu/drm/msm/dsi | |
| parent | 913a709dea0eff9c7b2e9470f8c8594b9a0114ab (diff) | |
drm/msm/dsi: add DSI version >= comparison helper
Add a helper for checking if the DSI hardware version is greater
than or equal to a given version, for use in a future change.
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Alexander Koskovich <akoskovich@pm.me>
Patchwork: https://patchwork.freedesktop.org/patch/713719/
Link: https://lore.kernel.org/r/20260324-dsi-rgb101010-support-v5-4-ff6afc904115@pm.me
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Diffstat (limited to 'drivers/gpu/drm/msm/dsi')
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi_host.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 1c0841a1c101..b5a0b282b033 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -783,13 +783,21 @@ static void dsi_ctrl_disable(struct msm_dsi_host *msm_host) dsi_write(msm_host, REG_DSI_CTRL, 0); } +static bool msm_dsi_host_version_geq(struct msm_dsi_host *msm_host, + u32 major, u32 minor) +{ + return msm_host->cfg_hnd->major > major || + (msm_host->cfg_hnd->major == major && + msm_host->cfg_hnd->minor >= minor); +} + bool msm_dsi_host_is_wide_bus_enabled(struct mipi_dsi_host *host) { struct msm_dsi_host *msm_host = to_msm_dsi_host(host); return msm_host->dsc && - (msm_host->cfg_hnd->major == MSM_DSI_VER_MAJOR_6G && - msm_host->cfg_hnd->minor >= MSM_DSI_6G_VER_MINOR_V2_5_0); + msm_dsi_host_version_geq(msm_host, MSM_DSI_VER_MAJOR_6G, + MSM_DSI_6G_VER_MINOR_V2_5_0); } static void dsi_ctrl_enable(struct msm_dsi_host *msm_host, |