diff options
| author | Marek Vasut <marex@denx.de> | 2022-05-24 03:05:21 +0200 |
|---|---|---|
| committer | Marek Vasut <marex@denx.de> | 2022-06-12 12:22:26 +0200 |
| commit | 185443efa26a62b7d1401c89b83c89a1a2601350 (patch) | |
| tree | 75588bbd520e7bdf57116b750e715ff4b40f8b8e /drivers/gpu/drm/msm | |
| parent | 254a8d0c0071255eb19a81a32ff8d5a0beef1e34 (diff) | |
drm/msm: Convert to drm_of_get_data_lanes_count
Convert driver to use this new helper to standardize
OF "data-lanes" parsing.
Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Abhinav Kumar <quic_abhinavk@quicinc.com>
Cc: Andrzej Hajda <andrzej.hajda@intel.com>
Cc: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Lucas Stach <l.stach@pengutronix.de>
Cc: Maxime Ripard <maxime@cerno.tech>
Cc: Rob Clark <robdclark@gmail.com>
Cc: Robert Foss <robert.foss@linaro.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Sean Paul <sean@poorly.run>
To: dri-devel@lists.freedesktop.org
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220524010522.528569-10-marex@denx.de
Diffstat (limited to 'drivers/gpu/drm/msm')
| -rw-r--r-- | drivers/gpu/drm/msm/dp/dp_parser.c | 6 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi_host.c | 7 |
2 files changed, 5 insertions, 8 deletions
diff --git a/drivers/gpu/drm/msm/dp/dp_parser.c b/drivers/gpu/drm/msm/dp/dp_parser.c index 1056b8d5755b..fabd18e7dc0d 100644 --- a/drivers/gpu/drm/msm/dp/dp_parser.c +++ b/drivers/gpu/drm/msm/dp/dp_parser.c @@ -102,11 +102,9 @@ static int dp_parser_ctrl_res(struct dp_parser *parser) static int dp_parser_misc(struct dp_parser *parser) { struct device_node *of_node = parser->pdev->dev.of_node; - int len = 0; - const char *data_lane_property = "data-lanes"; + int len; - len = of_property_count_elems_of_size(of_node, - data_lane_property, sizeof(u32)); + len = drm_of_get_data_lanes_count(of_node, 1, DP_MAX_NUM_DP_LANES); if (len < 0) { DRM_WARN("Invalid property %s, default max DP lanes = %d\n", data_lane_property, DP_MAX_NUM_DP_LANES); diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index d51e70fab93d..63969e464dbe 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -1673,11 +1673,10 @@ static int dsi_host_parse_lane_data(struct msm_dsi_host *msm_host, return 0; } - num_lanes = len / sizeof(u32); - - if (num_lanes < 1 || num_lanes > 4) { + num_lanes = drm_of_get_data_lanes_count(ep, 1, 4); + if (num_lanes < 0) { DRM_DEV_ERROR(dev, "bad number of data lanes\n"); - return -EINVAL; + return num_lanes; } msm_host->num_data_lanes = num_lanes; |