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Commit df8fbc23 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Alex Deucher
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drm/radeon: reduce memory footprint for debugging 



There is no need to use hex_dump_to_buffer() since we have a kernel helper to
dump up to 64 bytes just via printk(). In our case the actual size is 15 bytes.

Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 1952f24d

drivers/gpu/drm/radeon/atombios_dp.c

+2 −5
Original line number Diff line number Diff line
@@ -405,16 +405,13 @@ bool radeon_dp_getdpcd(struct radeon_connector *radeon_connector) 
	u8 msg[DP_DPCD_SIZE];

	int ret;



	char dpcd_hex_dump[DP_DPCD_SIZE * 3];



	ret = drm_dp_dpcd_read(&radeon_connector->ddc_bus->aux, DP_DPCD_REV, msg,

			       DP_DPCD_SIZE);

	if (ret > 0) {

		memcpy(dig_connector->dpcd, msg, DP_DPCD_SIZE);



		hex_dump_to_buffer(dig_connector->dpcd, sizeof(dig_connector->dpcd),

				   32, 1, dpcd_hex_dump, sizeof(dpcd_hex_dump), false);

		DRM_DEBUG_KMS("DPCD: %s\n", dpcd_hex_dump);

		DRM_DEBUG_KMS("DPCD: %*ph\n", (int)sizeof(dig_connector->dpcd),

			      dig_connector->dpcd);



		radeon_dp_probe_oui(radeon_connector);