Commit f851b078 authored by Alex Hung's avatar Alex Hung Committed by Alex Deucher
Browse files

drm/amd/display: Fix uninitialized variables in DC 



This fixes 29 UNINIT issues reported by Coverity.

Reviewed-by: default avatarHersen Wu <hersenxs.wu@amd.com>
Acked-by: default avatarWayne Lin <wayne.lin@amd.com>
Signed-off-by: default avatarAlex Hung <alex.hung@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent ba3193fa

drivers/gpu/drm/amd/display/dc/bios/command_table.c

+1 −1
Original line number Diff line number Diff line
@@ -399,7 +399,7 @@ static enum bp_result transmitter_control_v1_6( 
static void init_transmitter_control(struct bios_parser *bp)

{

	uint8_t frev;

	uint8_t crev;

	uint8_t crev = 0;



	if (BIOS_CMD_TABLE_REVISION(UNIPHYTransmitterControl,

			frev, crev) == false)

drivers/gpu/drm/amd/display/dc/bios/command_table2.c

+1 −1
Original line number Diff line number Diff line
@@ -225,7 +225,7 @@ static enum bp_result transmitter_control_fallback( 
static void init_transmitter_control(struct bios_parser *bp)

{

	uint8_t frev;

	uint8_t crev;

	uint8_t crev = 0;



	BIOS_CMD_TABLE_REVISION(dig1transmittercontrol, frev, crev);

drivers/gpu/drm/amd/display/dc/dml/dcn20/dcn20_fpu.c

+2 −2
Original line number Diff line number Diff line
@@ -2372,7 +2372,7 @@ bool dcn21_validate_bandwidth_fp(struct dc *dc, struct dc_state *context, 


static struct _vcs_dpi_voltage_scaling_st construct_low_pstate_lvl(struct clk_limit_table *clk_table, unsigned int high_voltage_lvl)

{

	struct _vcs_dpi_voltage_scaling_st low_pstate_lvl;

	struct _vcs_dpi_voltage_scaling_st low_pstate_lvl = {0};

	int i;



	low_pstate_lvl.state = 1;
@@ -2477,7 +2477,7 @@ void dcn201_populate_dml_writeback_from_context_fpu(struct dc *dc, 
	int pipe_cnt, i, j;

	double max_calc_writeback_dispclk;

	double writeback_dispclk;

	struct writeback_st dout_wb;

	struct writeback_st dout_wb = {0};



	dc_assert_fp_enabled();

drivers/gpu/drm/amd/display/dc/dml/dcn30/dcn30_fpu.c

+1 −1
Original line number Diff line number Diff line
@@ -260,7 +260,7 @@ void dcn30_fpu_populate_dml_writeback_from_context( 
	int pipe_cnt, i, j;

	double max_calc_writeback_dispclk;

	double writeback_dispclk;

	struct writeback_st dout_wb;

	struct writeback_st dout_wb = {0};



	dc_assert_fp_enabled();

drivers/gpu/drm/amd/display/dc/dml/dcn32/dcn32_fpu.c

+1 −1
Original line number Diff line number Diff line
@@ -723,7 +723,7 @@ static bool dcn32_enough_pipes_for_subvp(struct dc *dc, struct dc_state *context 
 */

static bool subvp_subvp_schedulable(struct dc *dc, struct dc_state *context)

{

	struct pipe_ctx *subvp_pipes[2];

	struct pipe_ctx *subvp_pipes[2] = {0};

	struct dc_stream_state *phantom = NULL;

	uint32_t microschedule_lines = 0;

	uint32_t index = 0;