On Mon, 06 Apr 2020, Pankaj Bharadiya <[email protected]>
wrote:
> struct drm_device specific drm_WARN* macros include device information
> in the backtrace, so we know what device the warnings originate from.
>
> Prefer drm_WARN_ON over WARN_ON.
>
> Conversion is done with below sementic patch:
>
> @@
> identifier func, T;
> @@
> func(struct intel_digital_port *T,...) {
> <+...
> -WARN_ON(
> +drm_WARN_ON(T->base.base.dev,
> ...)
> ...+>
>
> }
>
> Signed-off-by: Pankaj Bharadiya <[email protected]>
> ---
> drivers/gpu/drm/i915/display/intel_tc.c | 12 +++++++-----
> 1 file changed, 7 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_tc.c
> b/drivers/gpu/drm/i915/display/intel_tc.c
> index 9b850c11aa78..7d4172498320 100644
> --- a/drivers/gpu/drm/i915/display/intel_tc.c
> +++ b/drivers/gpu/drm/i915/display/intel_tc.c
> @@ -295,12 +295,12 @@ static void icl_tc_phy_connect(struct
> intel_digital_port *dig_port,
> }
>
> if (!icl_tc_phy_set_safe_mode(dig_port, false) &&
> - !WARN_ON(dig_port->tc_legacy_port))
> + !drm_WARN_ON(dig_port->base.base.dev, dig_port->tc_legacy_port))
> goto out_set_tbt_alt_mode;
>
> max_lanes = intel_tc_port_fia_max_lane_count(dig_port);
> if (dig_port->tc_legacy_port) {
> - WARN_ON(max_lanes != 4);
> + drm_WARN_ON(dig_port->base.base.dev, max_lanes != 4);
The patch needs a rebase, and please use i915 local variable.
BR,
Jani.
> dig_port->tc_mode = TC_PORT_LEGACY;
>
> return;
> @@ -381,14 +381,16 @@ intel_tc_port_get_current_mode(struct
> intel_digital_port *dig_port)
> bool in_safe_mode = icl_tc_phy_is_in_safe_mode(dig_port);
> enum tc_port_mode mode;
>
> - if (in_safe_mode || WARN_ON(!icl_tc_phy_status_complete(dig_port)))
> + if (in_safe_mode || drm_WARN_ON(dig_port->base.base.dev,
> + !icl_tc_phy_status_complete(dig_port)))
> return TC_PORT_TBT_ALT;
>
> mode = dig_port->tc_legacy_port ? TC_PORT_LEGACY : TC_PORT_DP_ALT;
> if (live_status_mask) {
> enum tc_port_mode live_mode = fls(live_status_mask) - 1;
>
> - if (!WARN_ON(live_mode == TC_PORT_TBT_ALT))
> + if (!drm_WARN_ON(dig_port->base.base.dev,
> + live_mode == TC_PORT_TBT_ALT))
> mode = live_mode;
> }
>
> @@ -432,7 +434,7 @@ static void
> intel_tc_port_link_init_refcount(struct intel_digital_port *dig_port,
> int refcount)
> {
> - WARN_ON(dig_port->tc_link_refcount);
> + drm_WARN_ON(dig_port->base.base.dev, dig_port->tc_link_refcount);
> dig_port->tc_link_refcount = refcount;
> }
--
Jani Nikula, Intel Open Source Graphics Center
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