Hi Ramalingam, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on drm-intel/for-linux-next] [also build test WARNING on next-20180517] [cannot apply to v4.17-rc6] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Ramalingam-C/drm-i915-Implement-HDCP2-2/20180523-031938 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: i386-randconfig-x012-201820 (attached as .config) compiler: gcc-7 (Debian 7.3.0-16) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): In file included from include/drm/drm_mm.h:49:0, from include/drm/drmP.h:73, from drivers/gpu/drm/i915/intel_dp.c:36: drivers/gpu/drm/i915/intel_dp.c: In function 'intel_dp_hdcp2_read_rx_status': >> drivers/gpu/drm/i915/intel_dp.c:5396:13: warning: format '%ld' expects argument of type 'long int', but argument 2 has type 'ssize_t {aka int}' [-Wformat=] DRM_ERROR("Read bstatus from DP/AUX failed (%ld)\n", ret); ^ include/drm/drm_print.h:239:10: note: in definition of macro 'DRM_ERROR' drm_err(fmt, ##__VA_ARGS__) ^~~ vim +5396 drivers/gpu/drm/i915/intel_dp.c 5385 5386 static inline 5387 int intel_dp_hdcp2_read_rx_status(struct intel_digital_port *intel_dig_port, 5388 uint8_t *rx_status) 5389 { 5390 ssize_t ret; 5391 5392 ret = drm_dp_dpcd_read(&intel_dig_port->dp.aux, 5393 DP_HDCP_2_2_REG_RXSTATUS_OFFSET, rx_status, 5394 HDCP_2_2_DP_RXSTATUS_LEN); 5395 if (ret != HDCP_2_2_DP_RXSTATUS_LEN) { > 5396 DRM_ERROR("Read bstatus from DP/AUX failed (%ld)\n", ret); 5397 return ret >= 0 ? -EIO : ret; 5398 } 5399 5400 return 0; 5401 } 5402 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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