diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link')
5 files changed, 20 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c index 938421e02770..b53ad18dbfbc 100644 --- a/drivers/gpu/drm/amd/display/dc/link/link_dpms.c +++ b/drivers/gpu/drm/amd/display/dc/link/link_dpms.c @@ -726,7 +726,7 @@ static void set_avmute(struct pipe_ctx *pipe_ctx, bool enable) static void enable_mst_on_sink(struct dc_link *link, bool enable) { - unsigned char mstmCntl; + unsigned char mstmCntl = 0; core_link_read_dpcd(link, DP_MSTM_CTRL, &mstmCntl, 1); if (enable) @@ -804,7 +804,7 @@ void link_set_dsc_on_stream(struct pipe_ctx *pipe_ctx, bool enable) if (enable) { struct dsc_config dsc_cfg; - struct dsc_optc_config dsc_optc_cfg; + struct dsc_optc_config dsc_optc_cfg = {0}; enum optc_dsc_mode optc_dsc_mode; /* Enable DSC hw block */ @@ -1576,7 +1576,7 @@ static bool write_128b_132b_sst_payload_allocation_table( break; } } else { - union dpcd_rev dpcdRev; + union dpcd_rev dpcdRev = {0}; if (core_link_read_dpcd( link, @@ -2120,7 +2120,7 @@ static enum dc_status enable_link_dp_mst( struct pipe_ctx *pipe_ctx) { struct dc_link *link = pipe_ctx->stream->link; - unsigned char mstm_cntl; + unsigned char mstm_cntl = 0; /* sink signal type after MST branch is MST. Multiple MST sinks * share one link. Link DP PHY is enable or training only once. diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c index 289f5d133342..a01d0842bf8e 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_capability.c @@ -992,7 +992,7 @@ enum dp_link_encoding mst_decide_link_encoding_format(const struct dc_link *link static void read_dp_device_vendor_id(struct dc_link *link) { - struct dp_device_vendor_id dp_id; + struct dp_device_vendor_id dp_id = {0}; /* read IEEE branch device id */ core_link_read_dpcd( @@ -1087,7 +1087,7 @@ static void get_active_converter_info( } if (link->dpcd_caps.dpcd_rev.raw >= DPCD_REV_11) { - uint8_t det_caps[16]; /* CTS 4.2.2.7 expects source to read Detailed Capabilities Info : 00080h-0008F.*/ + uint8_t det_caps[16] = {0}; /* CTS 4.2.2.7 expects source to read Detailed Capabilities Info : 00080h-0008F.*/ union dwnstream_port_caps_byte0 *port_caps = (union dwnstream_port_caps_byte0 *)det_caps; if (core_link_read_dpcd(link, DP_DOWNSTREAM_PORT_0, @@ -1172,7 +1172,7 @@ static void get_active_converter_info( set_dongle_type(link->ddc, link->dpcd_caps.dongle_type); { - struct dp_sink_hw_fw_revision dp_hw_fw_revision; + struct dp_sink_hw_fw_revision dp_hw_fw_revision = {0}; core_link_read_dpcd( link, @@ -1242,7 +1242,7 @@ static void apply_usbc_combo_phy_reset_wa(struct dc_link *link, bool dp_overwrite_extended_receiver_cap(struct dc_link *link) { - uint8_t dpcd_data[16]; + uint8_t dpcd_data[16] = {0}; uint32_t read_dpcd_retry_cnt = 3; enum dc_status status = DC_ERROR_UNEXPECTED; union dp_downstream_port_present ds_port = { 0 }; @@ -1408,7 +1408,7 @@ static bool get_usbc_cable_id(struct dc_link *link, union dp_cable_id *cable_id) static void retrieve_cable_id(struct dc_link *link) { - union dp_cable_id usbc_cable_id; + union dp_cable_id usbc_cable_id = {0}; link->dpcd_caps.cable_id.raw = 0; core_link_read_dpcd(link, DP_CABLE_ATTRIBUTES_UPDATED_BY_DPRX, @@ -1475,7 +1475,7 @@ static bool dpcd_read_sink_ext_caps(struct dc_link *link) enum dc_status dp_retrieve_lttpr_cap(struct dc_link *link) { - uint8_t lttpr_dpcd_data[8]; + uint8_t lttpr_dpcd_data[8] = {0}; enum dc_status status; bool is_lttpr_present; @@ -1931,8 +1931,8 @@ void detect_edp_sink_caps(struct dc_link *link) uint32_t entry; uint32_t link_rate_in_khz; enum dc_link_rate link_rate = LINK_RATE_UNKNOWN; - uint8_t backlight_adj_cap; - uint8_t general_edp_cap; + uint8_t backlight_adj_cap = 0; + uint8_t general_edp_cap = 0; retrieve_link_cap(link); link->dpcd_caps.edp_supported_link_rates_count = 0; diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c index ba69874be5a4..0fcf0b8530ac 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_dp_irq_handler.c @@ -120,7 +120,7 @@ bool dp_parse_link_loss_status( static bool handle_hpd_irq_psr_sink(struct dc_link *link) { - union dpcd_psr_configuration psr_configuration; + union dpcd_psr_configuration psr_configuration = {0}; if (!link->psr_settings.psr_feature_enabled) return false; @@ -186,9 +186,9 @@ static bool handle_hpd_irq_psr_sink(struct dc_link *link) static void handle_hpd_irq_replay_sink(struct dc_link *link) { - union dpcd_replay_configuration replay_configuration; + union dpcd_replay_configuration replay_configuration = {0}; /*AMD Replay version reuse DP_PSR_ERROR_STATUS for REPLAY_ERROR status.*/ - union psr_error_status replay_error_status; + union psr_error_status replay_error_status = {0}; if (!link->replay_settings.replay_feature_enabled) return; @@ -280,7 +280,7 @@ void dp_handle_link_loss(struct dc_link *link) static void read_dpcd204h_on_irq_hpd(struct dc_link *link, union hpd_irq_data *irq_data) { enum dc_status retval; - union lane_align_status_updated dpcd_lane_status_updated; + union lane_align_status_updated dpcd_lane_status_updated = {0}; retval = core_link_read_dpcd( link, @@ -320,7 +320,7 @@ enum dc_status dp_read_hpd_rx_irq_data( /* Read 14 bytes in a single read and then copy only the required fields. * This is more efficient than doing it in two separate AUX reads. */ - uint8_t tmp[DP_SINK_STATUS_ESI - DP_SINK_COUNT_ESI + 1]; + uint8_t tmp[DP_SINK_STATUS_ESI - DP_SINK_COUNT_ESI + 1] = {0}; retval = core_link_read_dpcd( link, diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c index 689c5fb44e86..ad9aca790dd7 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_edp_panel_control.c @@ -321,8 +321,8 @@ bool edp_is_ilr_optimization_required(struct dc_link *link, struct dc_crtc_timing *crtc_timing) { struct dc_link_settings link_setting; - uint8_t link_bw_set; - uint8_t link_rate_set; + uint8_t link_bw_set = 0; + uint8_t link_rate_set = 0; uint32_t req_bw; union lane_count_set lane_count_set = {0}; diff --git a/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.c b/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.c index e3d729ab5b9f..caa617883f62 100644 --- a/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.c +++ b/drivers/gpu/drm/amd/display/dc/link/protocols/link_hpd.c @@ -35,7 +35,7 @@ bool link_get_hpd_state(struct dc_link *link) { - uint32_t state; + uint32_t state = 0; dal_gpio_lock_pin(link->hpd_gpio); dal_gpio_get_value(link->hpd_gpio, &state); |