From: Nicholas Kazlauskas <nicholas.kazlaus...@amd.com>
[Why]
We read memory that we shouldn't be touching if the struct isn't
a full union dmub_rb_cmd.
[How]
Fix up all the callers and functions that take in the dmub_cmd_header
to use the dmub_rb_cmd instead.
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlaus...@amd.com>
Reviewed-by: Tony Cheng <tony.ch...@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pil...@amd.com>
---
.../drm/amd/display/dc/bios/command_table2.c | 62 +++++++++++++------
drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c | 2 +-
drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h | 3 +-
drivers/gpu/drm/amd/display/dc/dc_helper.c | 6 +-
drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c | 10 +--
drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c | 8 +--
.../gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c | 33 ++++++----
.../gpu/drm/amd/display/dmub/inc/dmub_rb.h | 6 +-
.../gpu/drm/amd/display/dmub/inc/dmub_srv.h | 3 +-
.../gpu/drm/amd/display/dmub/src/dmub_srv.c | 2 +-
10 files changed, 80 insertions(+), 55 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/bios/command_table2.c
b/drivers/gpu/drm/amd/display/dc/bios/command_table2.c
index 8edc2506d49e..bed91572f82a 100644
--- a/drivers/gpu/drm/amd/display/dc/bios/command_table2.c
+++ b/drivers/gpu/drm/amd/display/dc/bios/command_table2.c
@@ -113,13 +113,19 @@ static void encoder_control_dmcub(
struct dc_dmub_srv *dmcub,
struct dig_encoder_stream_setup_parameters_v1_5 *dig)
{
- struct dmub_rb_cmd_digx_encoder_control encoder_control = { 0 };
+ union dmub_rb_cmd cmd;
- encoder_control.header.type = DMUB_CMD__VBIOS;
- encoder_control.header.sub_type = DMUB_CMD__VBIOS_DIGX_ENCODER_CONTROL;
- encoder_control.encoder_control.dig.stream_param = *dig;
+ memset(&cmd, 0, sizeof(cmd));
- dc_dmub_srv_cmd_queue(dmcub, &encoder_control.header);
+ cmd.digx_encoder_control.header.type = DMUB_CMD__VBIOS;
+ cmd.digx_encoder_control.header.sub_type =
+ DMUB_CMD__VBIOS_DIGX_ENCODER_CONTROL;
+ cmd.digx_encoder_control.header.payload_bytes =
+ sizeof(cmd.digx_encoder_control) -
+ sizeof(cmd.digx_encoder_control.header);
+ cmd.digx_encoder_control.encoder_control.dig.stream_param = *dig;
+
+ dc_dmub_srv_cmd_queue(dmcub, &cmd);
dc_dmub_srv_cmd_execute(dmcub);
dc_dmub_srv_wait_idle(dmcub);
}
@@ -238,14 +244,19 @@ static void transmitter_control_dmcub(
struct dc_dmub_srv *dmcub,
struct dig_transmitter_control_parameters_v1_6 *dig)
{
- struct dmub_rb_cmd_dig1_transmitter_control transmitter_control;
+ union dmub_rb_cmd cmd;
+
+ memset(&cmd, 0, sizeof(cmd));
- transmitter_control.header.type = DMUB_CMD__VBIOS;
- transmitter_control.header.sub_type =
+ cmd.dig1_transmitter_control.header.type = DMUB_CMD__VBIOS;
+ cmd.dig1_transmitter_control.header.sub_type =
DMUB_CMD__VBIOS_DIG1_TRANSMITTER_CONTROL;
- transmitter_control.transmitter_control.dig = *dig;
+ cmd.dig1_transmitter_control.header.payload_bytes =
+ sizeof(cmd.dig1_transmitter_control) -
+ sizeof(cmd.dig1_transmitter_control.header);
+ cmd.dig1_transmitter_control.transmitter_control.dig = *dig;
- dc_dmub_srv_cmd_queue(dmcub, &transmitter_control.header);
+ dc_dmub_srv_cmd_queue(dmcub, &cmd);
dc_dmub_srv_cmd_execute(dmcub);
dc_dmub_srv_wait_idle(dmcub);
}
@@ -339,13 +350,18 @@ static void set_pixel_clock_dmcub(
struct dc_dmub_srv *dmcub,
struct set_pixel_clock_parameter_v1_7 *clk)
{
- struct dmub_rb_cmd_set_pixel_clock pixel_clock = { 0 };
+ union dmub_rb_cmd cmd;
- pixel_clock.header.type = DMUB_CMD__VBIOS;
- pixel_clock.header.sub_type = DMUB_CMD__VBIOS_SET_PIXEL_CLOCK;
- pixel_clock.pixel_clock.clk = *clk;
+ memset(&cmd, 0, sizeof(cmd));
- dc_dmub_srv_cmd_queue(dmcub, &pixel_clock.header);
+ cmd.set_pixel_clock.header.type = DMUB_CMD__VBIOS;
+ cmd.set_pixel_clock.header.sub_type = DMUB_CMD__VBIOS_SET_PIXEL_CLOCK;
+ cmd.set_pixel_clock.header.payload_bytes =
+ sizeof(cmd.set_pixel_clock) -
+ sizeof(cmd.set_pixel_clock.header);
+ cmd.set_pixel_clock.pixel_clock.clk = *clk;
+
+ dc_dmub_srv_cmd_queue(dmcub, &cmd);
dc_dmub_srv_cmd_execute(dmcub);
dc_dmub_srv_wait_idle(dmcub);
}
@@ -705,13 +721,19 @@ static void enable_disp_power_gating_dmcub(
struct dc_dmub_srv *dmcub,
struct enable_disp_power_gating_parameters_v2_1 *pwr)
{
- struct dmub_rb_cmd_enable_disp_power_gating power_gating;
+ union dmub_rb_cmd cmd;
+
+ memset(&cmd, 0, sizeof(cmd));
- power_gating.header.type = DMUB_CMD__VBIOS;
- power_gating.header.sub_type = DMUB_CMD__VBIOS_ENABLE_DISP_POWER_GATING;
- power_gating.power_gating.pwr = *pwr;
+ cmd.enable_disp_power_gating.header.type = DMUB_CMD__VBIOS;
+ cmd.enable_disp_power_gating.header.sub_type =
+ DMUB_CMD__VBIOS_ENABLE_DISP_POWER_GATING;
+ cmd.enable_disp_power_gating.header.payload_bytes =
+ sizeof(cmd.enable_disp_power_gating) -
+ sizeof(cmd.enable_disp_power_gating.header);
+ cmd.enable_disp_power_gating.power_gating.pwr = *pwr;
- dc_dmub_srv_cmd_queue(dmcub, &power_gating.header);
+ dc_dmub_srv_cmd_queue(dmcub, &cmd);
dc_dmub_srv_cmd_execute(dmcub);
dc_dmub_srv_wait_idle(dmcub);
}
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c
b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c
index 59c298a6484f..907e0c5374bb 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c
+++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c
@@ -58,7 +58,7 @@ void dc_dmub_srv_destroy(struct dc_dmub_srv **dmub_srv)
}
void dc_dmub_srv_cmd_queue(struct dc_dmub_srv *dc_dmub_srv,
- struct dmub_cmd_header *cmd)
+ union dmub_rb_cmd *cmd)
{
struct dmub_srv *dmub = dc_dmub_srv->dmub;
struct dc_context *dc_ctx = dc_dmub_srv->ctx;
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h
b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h
index 855431483699..6689ae33dee8 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h
@@ -30,7 +30,6 @@
#include "dmub/inc/dmub_cmd.h"
struct dmub_srv;
-struct dmub_cmd_header;
struct dc_reg_helper_state {
bool gather_in_progress;
@@ -49,7 +48,7 @@ struct dc_dmub_srv {
};
void dc_dmub_srv_cmd_queue(struct dc_dmub_srv *dc_dmub_srv,
- struct dmub_cmd_header *cmd);
+ union dmub_rb_cmd *cmd);
void dc_dmub_srv_cmd_execute(struct dc_dmub_srv *dc_dmub_srv);
diff --git a/drivers/gpu/drm/amd/display/dc/dc_helper.c
b/drivers/gpu/drm/amd/display/dc/dc_helper.c
index 737048d8a96c..85a0170be544 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_helper.c
+++ b/drivers/gpu/drm/amd/display/dc/dc_helper.c
@@ -50,7 +50,7 @@ static inline void submit_dmub_read_modify_write(
gather = ctx->dmub_srv->reg_helper_offload.gather_in_progress;
ctx->dmub_srv->reg_helper_offload.gather_in_progress = false;
- dc_dmub_srv_cmd_queue(ctx->dmub_srv, &cmd_buf->header);
+ dc_dmub_srv_cmd_queue(ctx->dmub_srv, &offload->cmd_data);
ctx->dmub_srv->reg_helper_offload.gather_in_progress = gather;
@@ -73,7 +73,7 @@ static inline void submit_dmub_burst_write(
gather = ctx->dmub_srv->reg_helper_offload.gather_in_progress;
ctx->dmub_srv->reg_helper_offload.gather_in_progress = false;
- dc_dmub_srv_cmd_queue(ctx->dmub_srv, &cmd_buf->header);
+ dc_dmub_srv_cmd_queue(ctx->dmub_srv, &offload->cmd_data);
ctx->dmub_srv->reg_helper_offload.gather_in_progress = gather;
@@ -92,7 +92,7 @@ static inline void submit_dmub_reg_wait(
gather = ctx->dmub_srv->reg_helper_offload.gather_in_progress;
ctx->dmub_srv->reg_helper_offload.gather_in_progress = false;
- dc_dmub_srv_cmd_queue(ctx->dmub_srv, &cmd_buf->header);
+ dc_dmub_srv_cmd_queue(ctx->dmub_srv, &offload->cmd_data);
memset(cmd_buf, 0, sizeof(*cmd_buf));
offload->reg_seq_count = 0;
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c
b/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c
index 992d869188c5..09e19e3332e2 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_abm.c
@@ -62,7 +62,7 @@ static bool dmub_abm_set_pipe(struct abm *abm, uint32_t
otg_inst)
cmd.abm_set_pipe.abm_set_pipe_data.ramping_boundary = ramping_boundary;
cmd.abm_set_pipe.header.payload_bytes = sizeof(struct
dmub_cmd_abm_set_pipe_data);
- dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd.abm_set_pipe.header);
+ dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
dc_dmub_srv_cmd_execute(dc->dmub_srv);
dc_dmub_srv_wait_idle(dc->dmub_srv);
@@ -146,7 +146,7 @@ static void dmcub_set_backlight_level(
cmd.abm_set_backlight.abm_set_backlight_data.frame_ramp = frame_ramp;
cmd.abm_set_backlight.header.payload_bytes = sizeof(struct
dmub_cmd_abm_set_backlight_data);
- dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd.abm_set_backlight.header);
+ dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
dc_dmub_srv_cmd_execute(dc->dmub_srv);
dc_dmub_srv_wait_idle(dc->dmub_srv);
@@ -171,7 +171,7 @@ static void dmub_abm_enable_fractional_pwm(struct
dc_context *dc)
cmd.abm_set_pwm_frac.abm_set_pwm_frac_data.fractional_pwm =
fractional_pwm;
cmd.abm_set_pwm_frac.header.payload_bytes = sizeof(struct
dmub_cmd_abm_set_pwm_frac_data);
- dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd.abm_set_pwm_frac.header);
+ dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
dc_dmub_srv_cmd_execute(dc->dmub_srv);
dc_dmub_srv_wait_idle(dc->dmub_srv);
}
@@ -250,7 +250,7 @@ static bool dmub_abm_set_level(struct abm *abm, uint32_t
level)
cmd.abm_set_level.abm_set_level_data.level = level;
cmd.abm_set_level.header.payload_bytes = sizeof(struct
dmub_cmd_abm_set_level_data);
- dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd.abm_set_level.header);
+ dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
dc_dmub_srv_cmd_execute(dc->dmub_srv);
dc_dmub_srv_wait_idle(dc->dmub_srv);
@@ -370,7 +370,7 @@ static bool dmub_abm_init_config(struct abm *abm,
cmd.abm_init_config.abm_init_config_data.bytes = bytes;
cmd.abm_init_config.header.payload_bytes = sizeof(struct
dmub_cmd_abm_init_config_data);
- dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd.abm_init_config.header);
+ dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
dc_dmub_srv_cmd_execute(dc->dmub_srv);
dc_dmub_srv_wait_idle(dc->dmub_srv);
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
index 7b32e5d60ed6..9f12c76f21ab 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_psr.c
@@ -102,7 +102,7 @@ static bool dmub_psr_set_version(struct dmub_psr *dmub,
struct dc_stream_state *
cmd.psr_set_version.psr_set_version_data.version =
stream->link->psr_settings.psr_version;
cmd.psr_set_version.header.payload_bytes = sizeof(struct
dmub_cmd_psr_set_version_data);
- dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd.psr_set_version.header);
+ dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
dc_dmub_srv_cmd_execute(dc->dmub_srv);
dc_dmub_srv_wait_idle(dc->dmub_srv);
@@ -126,7 +126,7 @@ static void dmub_psr_enable(struct dmub_psr *dmub, bool
enable)
cmd.psr_enable.header.payload_bytes = 0; // Send header only
- dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd.psr_enable.header);
+ dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
dc_dmub_srv_cmd_execute(dc->dmub_srv);
dc_dmub_srv_wait_idle(dc->dmub_srv);
}
@@ -150,7 +150,7 @@ static void dmub_psr_set_level(struct dmub_psr *dmub,
uint16_t psr_level)
cmd.psr_set_level.header.payload_bytes = sizeof(struct
dmub_cmd_psr_set_level_data);
cmd.psr_set_level.psr_set_level_data.psr_level = psr_level;
- dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd.psr_set_level.header);
+ dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
dc_dmub_srv_cmd_execute(dc->dmub_srv);
dc_dmub_srv_wait_idle(dc->dmub_srv);
}
@@ -227,7 +227,7 @@ static bool dmub_psr_copy_settings(struct dmub_psr *dmub,
copy_settings_data->debug.visual_confirm =
dc->dc->debug.visual_confirm == VISUAL_CONFIRM_PSR ?
true :
false;
- dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd.psr_copy_settings.header);
+ dc_dmub_srv_cmd_queue(dc->dmub_srv, &cmd);
dc_dmub_srv_cmd_execute(dc->dmub_srv);
dc_dmub_srv_wait_idle(dc->dmub_srv);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c
b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c
index d285ba622d61..960a0716dde5 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubp.c
@@ -778,21 +778,28 @@ void dmcub_PLAT_54186_wa(struct hubp *hubp, struct
surface_flip_registers *flip_
{
struct dc_dmub_srv *dmcub = hubp->ctx->dmub_srv;
struct dcn21_hubp *hubp21 = TO_DCN21_HUBP(hubp);
- struct dmub_rb_cmd_PLAT_54186_wa PLAT_54186_wa = { 0 };
-
- PLAT_54186_wa.header.type = DMUB_CMD__PLAT_54186_WA;
- PLAT_54186_wa.flip.DCSURF_PRIMARY_SURFACE_ADDRESS =
flip_regs->DCSURF_PRIMARY_SURFACE_ADDRESS;
- PLAT_54186_wa.flip.DCSURF_PRIMARY_SURFACE_ADDRESS_C =
flip_regs->DCSURF_PRIMARY_SURFACE_ADDRESS_C;
- PLAT_54186_wa.flip.DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH =
flip_regs->DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH;
- PLAT_54186_wa.flip.DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH_C =
flip_regs->DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH_C;
- PLAT_54186_wa.flip.flip_params.grph_stereo = flip_regs->grph_stereo;
- PLAT_54186_wa.flip.flip_params.hubp_inst = hubp->inst;
- PLAT_54186_wa.flip.flip_params.immediate = flip_regs->immediate;
- PLAT_54186_wa.flip.flip_params.tmz_surface = flip_regs->tmz_surface;
- PLAT_54186_wa.flip.flip_params.vmid = flip_regs->vmid;
+ union dmub_rb_cmd cmd;
+
+ memset(&cmd, 0, sizeof(cmd));
+
+ cmd.PLAT_54186_wa.header.type = DMUB_CMD__PLAT_54186_WA;
+ cmd.PLAT_54186_wa.header.payload_bytes = sizeof(cmd.PLAT_54186_wa.flip);
+ cmd.PLAT_54186_wa.flip.DCSURF_PRIMARY_SURFACE_ADDRESS =
+ flip_regs->DCSURF_PRIMARY_SURFACE_ADDRESS;
+ cmd.PLAT_54186_wa.flip.DCSURF_PRIMARY_SURFACE_ADDRESS_C =
+ flip_regs->DCSURF_PRIMARY_SURFACE_ADDRESS_C;
+ cmd.PLAT_54186_wa.flip.DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH =
+ flip_regs->DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH;
+ cmd.PLAT_54186_wa.flip.DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH_C =
+ flip_regs->DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH_C;
+ cmd.PLAT_54186_wa.flip.flip_params.grph_stereo = flip_regs->grph_stereo;
+ cmd.PLAT_54186_wa.flip.flip_params.hubp_inst = hubp->inst;
+ cmd.PLAT_54186_wa.flip.flip_params.immediate = flip_regs->immediate;
+ cmd.PLAT_54186_wa.flip.flip_params.tmz_surface = flip_regs->tmz_surface;
+ cmd.PLAT_54186_wa.flip.flip_params.vmid = flip_regs->vmid;
PERF_TRACE(); // TODO: remove after performance is stable.
- dc_dmub_srv_cmd_queue(dmcub, &PLAT_54186_wa.header);
+ dc_dmub_srv_cmd_queue(dmcub, &cmd);
PERF_TRACE(); // TODO: remove after performance is stable.
dc_dmub_srv_cmd_execute(dmcub);
PERF_TRACE(); // TODO: remove after performance is stable.
diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_rb.h
b/drivers/gpu/drm/amd/display/dmub/inc/dmub_rb.h
index df875fdd2ab0..2ae48c18bb5b 100644
--- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_rb.h
+++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_rb.h
@@ -33,8 +33,6 @@
extern "C" {
#endif
-struct dmub_cmd_header;
-
struct dmub_rb_init_params {
void *ctx;
void *base_address;
@@ -71,7 +69,7 @@ static inline bool dmub_rb_full(struct dmub_rb *rb)
}
static inline bool dmub_rb_push_front(struct dmub_rb *rb,
- const struct dmub_cmd_header *cmd)
+ const union dmub_rb_cmd *cmd)
{
uint64_t volatile *dst = (uint64_t volatile *)(rb->base_address) +
rb->wrpt / sizeof(uint64_t);
const uint64_t *src = (const uint64_t *)cmd;
@@ -93,7 +91,7 @@ static inline bool dmub_rb_push_front(struct dmub_rb *rb,
}
static inline bool dmub_rb_front(struct dmub_rb *rb,
- struct dmub_cmd_header *cmd)
+ union dmub_rb_cmd *cmd)
{
uint8_t *rd_ptr = (uint8_t *)rb->base_address + rb->rptr;
diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_srv.h
b/drivers/gpu/drm/amd/display/dmub/inc/dmub_srv.h
index e40d1cdbcfaa..9f10bfe3d2df 100644
--- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_srv.h
+++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_srv.h
@@ -75,7 +75,6 @@ extern "C" {
/* Forward declarations */
struct dmub_srv;
-struct dmub_cmd_header;
struct dmub_srv_common_regs;
/* enum dmub_status - return code for dmcub functions */
@@ -458,7 +457,7 @@ enum dmub_status dmub_srv_hw_reset(struct dmub_srv *dmub);
* DMUB_STATUS_INVALID - unspecified error
*/
enum dmub_status dmub_srv_cmd_queue(struct dmub_srv *dmub,
- const struct dmub_cmd_header *cmd);
+ const union dmub_rb_cmd *cmd);
/**
* dmub_srv_cmd_execute() - Executes a queued sequence to the dmub
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
index a6e403227872..66ba0b2d80d2 100644
--- a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
+++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
@@ -462,7 +462,7 @@ enum dmub_status dmub_srv_hw_reset(struct dmub_srv *dmub)
}
enum dmub_status dmub_srv_cmd_queue(struct dmub_srv *dmub,
- const struct dmub_cmd_header *cmd)
+ const union dmub_rb_cmd *cmd)
{
if (!dmub->hw_init)
return DMUB_STATUS_INVALID;
--
2.17.1
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