diff options
Diffstat (limited to 'gxp-vd.c')
| -rw-r--r-- | gxp-vd.c | 30 |
1 files changed, 30 insertions, 0 deletions
@@ -8,6 +8,7 @@ #include <linux/bitops.h> #include <linux/slab.h> +#include "gxp-debug-dump.h" #include "gxp-dma.h" #include "gxp-domain-pool.h" #include "gxp-firmware.h" @@ -200,6 +201,31 @@ static void unmap_telemetry_buffers(struct gxp_dev *gxp, ->buffer_daddrs[core]); } +static void map_debug_dump_buffer(struct gxp_dev *gxp, + struct gxp_virtual_device *vd, uint virt_core, + uint core) +{ + if (!gxp->debug_dump_mgr) + return; + + gxp_dma_map_allocated_coherent_buffer( + gxp, gxp->debug_dump_mgr->buf.vaddr, vd, BIT(virt_core), + gxp->debug_dump_mgr->buf.size, gxp->debug_dump_mgr->buf.daddr, + 0); +} + +static void unmap_debug_dump_buffer(struct gxp_dev *gxp, + struct gxp_virtual_device *vd, + uint virt_core, uint core) +{ + if (!gxp->debug_dump_mgr) + return; + + gxp_dma_unmap_allocated_coherent_buffer( + gxp, vd, BIT(virt_core), gxp->debug_dump_mgr->buf.size, + gxp->debug_dump_mgr->buf.daddr); +} + /* Caller must hold gxp->vd_semaphore for writing */ int gxp_vd_start(struct gxp_virtual_device *vd) { @@ -237,6 +263,7 @@ int gxp_vd_start(struct gxp_virtual_device *vd) gxp_dma_domain_attach_device(gxp, vd, virt_core, core); gxp_dma_map_core_resources(gxp, vd, virt_core, core); map_telemetry_buffers(gxp, vd, virt_core, core); + map_debug_dump_buffer(gxp, vd, virt_core, core); ret = gxp_firmware_run(gxp, vd, virt_core, core); if (ret) { dev_err(gxp->dev, "Failed to run firmware on core %u\n", @@ -246,6 +273,8 @@ int gxp_vd_start(struct gxp_virtual_device *vd) * had their firmware start successfully, so we * need to clean up `core` here. */ + unmap_debug_dump_buffer(gxp, vd, virt_core, + core); unmap_telemetry_buffers(gxp, vd, virt_core, core); gxp_dma_unmap_core_resources(gxp, vd, virt_core, @@ -306,6 +335,7 @@ void gxp_vd_stop(struct gxp_virtual_device *vd) for (core = 0; core < GXP_NUM_CORES; core++) { if (gxp->core_to_vd[core] == vd) { gxp_firmware_stop(gxp, vd, virt_core, core); + unmap_debug_dump_buffer(gxp, vd, virt_core, core); unmap_telemetry_buffers(gxp, vd, virt_core, core); gxp_dma_unmap_core_resources(gxp, vd, virt_core, core); if (vd->state == GXP_VD_RUNNING) |