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drm/komeda: Adds register dump support for gcu, lup and dou 

Adds to support register dump on lpu and dou of pipeline and gcu on D71

Changes since v1:
- For a constant format without additional arguments, use seq_puts()
instead of seq_printf().

Signed-off-by: Lowry Li (Arm Technology China) <lowry.li@arm.com>
Signed-off-by: james qian wang (Arm Technology China) <james.qian.wang@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190917112525.25490-1-lowry.li@arm.com
This commit is contained in:
Lowry Li (Arm Technology China) 2019-09-17 11:25:44 +00:00 committed by james qian wang (Arm Technology China)
parent 32b339d9fc
commit aefdaa15e5
4 changed files with 101 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

86
drivers/gpu/drm/arm/display/komeda/d71/d71_component.c
View File

@ -1218,6 +1218,90 @@ int d71_probe_block(struct d71_dev *d71,
return err;
}
static void d71_gcu_dump(struct d71_dev *d71, struct seq_file *sf)
{
u32 v[5];
seq_puts(sf, "\n------ GCU ------\n");
get_values_from_reg(d71->gcu_addr, 0, 3, v);
seq_printf(sf, "GLB_ARCH_ID:\t\t0x%X\n", v[0]);
seq_printf(sf, "GLB_CORE_ID:\t\t0x%X\n", v[1]);
seq_printf(sf, "GLB_CORE_INFO:\t\t0x%X\n", v[2]);
get_values_from_reg(d71->gcu_addr, 0x10, 1, v);
seq_printf(sf, "GLB_IRQ_STATUS:\t\t0x%X\n", v[0]);
get_values_from_reg(d71->gcu_addr, 0xA0, 5, v);
seq_printf(sf, "GCU_IRQ_RAW_STATUS:\t0x%X\n", v[0]);
seq_printf(sf, "GCU_IRQ_CLEAR:\t\t0x%X\n", v[1]);
seq_printf(sf, "GCU_IRQ_MASK:\t\t0x%X\n", v[2]);
seq_printf(sf, "GCU_IRQ_STATUS:\t\t0x%X\n", v[3]);
seq_printf(sf, "GCU_STATUS:\t\t0x%X\n", v[4]);
get_values_from_reg(d71->gcu_addr, 0xD0, 3, v);
seq_printf(sf, "GCU_CONTROL:\t\t0x%X\n", v[0]);
seq_printf(sf, "GCU_CONFIG_VALID0:\t0x%X\n", v[1]);
seq_printf(sf, "GCU_CONFIG_VALID1:\t0x%X\n", v[2]);
}
static void d71_lpu_dump(struct d71_pipeline *pipe, struct seq_file *sf)
{
u32 v[6];
seq_printf(sf, "\n------ LPU%d ------\n", pipe->base.id);
dump_block_header(sf, pipe->lpu_addr);
get_values_from_reg(pipe->lpu_addr, 0xA0, 6, v);
seq_printf(sf, "LPU_IRQ_RAW_STATUS:\t0x%X\n", v[0]);
seq_printf(sf, "LPU_IRQ_CLEAR:\t\t0x%X\n", v[1]);
seq_printf(sf, "LPU_IRQ_MASK:\t\t0x%X\n", v[2]);
seq_printf(sf, "LPU_IRQ_STATUS:\t\t0x%X\n", v[3]);
seq_printf(sf, "LPU_STATUS:\t\t0x%X\n", v[4]);
seq_printf(sf, "LPU_TBU_STATUS:\t\t0x%X\n", v[5]);
get_values_from_reg(pipe->lpu_addr, 0xC0, 1, v);
seq_printf(sf, "LPU_INFO:\t\t0x%X\n", v[0]);
get_values_from_reg(pipe->lpu_addr, 0xD0, 3, v);
seq_printf(sf, "LPU_RAXI_CONTROL:\t0x%X\n", v[0]);
seq_printf(sf, "LPU_WAXI_CONTROL:\t0x%X\n", v[1]);
seq_printf(sf, "LPU_TBU_CONTROL:\t0x%X\n", v[2]);
}
static void d71_dou_dump(struct d71_pipeline *pipe, struct seq_file *sf)
{
u32 v[5];
seq_printf(sf, "\n------ DOU%d ------\n", pipe->base.id);
dump_block_header(sf, pipe->dou_addr);
get_values_from_reg(pipe->dou_addr, 0xA0, 5, v);
seq_printf(sf, "DOU_IRQ_RAW_STATUS:\t0x%X\n", v[0]);
seq_printf(sf, "DOU_IRQ_CLEAR:\t\t0x%X\n", v[1]);
seq_printf(sf, "DOU_IRQ_MASK:\t\t0x%X\n", v[2]);
seq_printf(sf, "DOU_IRQ_STATUS:\t\t0x%X\n", v[3]);
seq_printf(sf, "DOU_STATUS:\t\t0x%X\n", v[4]);
}
static void d71_pipeline_dump(struct komeda_pipeline *pipe, struct seq_file *sf)
{
struct d71_pipeline *d71_pipe = to_d71_pipeline(pipe);
d71_lpu_dump(d71_pipe, sf);
d71_dou_dump(d71_pipe, sf);
}
const struct komeda_pipeline_funcs d71_pipeline_funcs = {
.downscaling_clk_check = d71_downscaling_clk_check,
.downscaling_clk_check = d71_downscaling_clk_check,
.dump_register = d71_pipeline_dump,
};
void d71_dump(struct komeda_dev *mdev, struct seq_file *sf)
{
struct d71_dev *d71 = mdev->chip_data;
d71_gcu_dump(d71, sf);
}

23
drivers/gpu/drm/arm/display/komeda/d71/d71_dev.c
View File

@ -561,17 +561,18 @@ static int d71_disconnect_iommu(struct komeda_dev *mdev)
}
static const struct komeda_dev_funcs d71_chip_funcs = {
.init_format_table = d71_init_fmt_tbl,
.enum_resources = d71_enum_resources,
.cleanup = d71_cleanup,
.irq_handler = d71_irq_handler,
.enable_irq = d71_enable_irq,
.disable_irq = d71_disable_irq,
.on_off_vblank = d71_on_off_vblank,
.change_opmode = d71_change_opmode,
.flush = d71_flush,
.connect_iommu = d71_connect_iommu,
.disconnect_iommu = d71_disconnect_iommu,
.init_format_table = d71_init_fmt_tbl,
.enum_resources = d71_enum_resources,
.cleanup = d71_cleanup,
.irq_handler = d71_irq_handler,
.enable_irq = d71_enable_irq,
.disable_irq = d71_disable_irq,
.on_off_vblank = d71_on_off_vblank,
.change_opmode = d71_change_opmode,
.flush = d71_flush,
.connect_iommu = d71_connect_iommu,
.disconnect_iommu = d71_disconnect_iommu,
.dump_register = d71_dump,
};
const struct komeda_dev_funcs *

2
drivers/gpu/drm/arm/display/komeda/d71/d71_dev.h
View File

@ -49,4 +49,6 @@ int d71_probe_block(struct d71_dev *d71,
struct block_header *blk, u32 __iomem *reg);
void d71_read_block_header(u32 __iomem *reg, struct block_header *blk);
void d71_dump(struct komeda_dev *mdev, struct seq_file *sf);
#endif /* !_D71_DEV_H_ */

2
drivers/gpu/drm/arm/display/komeda/komeda_dev.c
View File

@ -25,6 +25,8 @@ static int komeda_register_show(struct seq_file *sf, void *x)
struct komeda_dev *mdev = sf->private;
int i;
seq_puts(sf, "\n====== Komeda register dump =========\n");
if (mdev->funcs->dump_register)
mdev->funcs->dump_register(mdev, sf);