gpu/aml-gpu/aml-gpu.c

5 #include "s905d2-gpu.h"
6 #include "s912-gpu.h"
21 #include <zircon/device/gpu.h>
25 zx_status_t aml_gp0_init(aml_gpu_t* gpu);
26 void aml_gp0_release(aml_gpu_t* gpu);
30 static void aml_gpu_set_clk_freq_source(aml_gpu_t* gpu, int32_t clk_source) {
36     aml_gpu_block_t* gpu_block = gpu->gpu_block;
63 static void aml_gpu_set_initial_clk_freq_source(aml_gpu_t* gpu, int32_t clk_source) {
64     aml_gpu_block_t* gpu_block = gpu->gpu_block;
70         aml_gpu_set_clk_freq_source(gpu, clk_source);
88 static void aml_gpu_init(aml_gpu_t* gpu) {
90     aml_gpu_block_t* gpu_block = gpu->gpu_block;
112     aml_gpu_set_initial_clk_freq_source(gpu, 2);
127     aml_gpu_t* gpu = ctx;
128     aml_gp0_release(gpu);
129     mmio_buffer_release(&gpu->hiu_buffer);
130     mmio_buffer_release(&gpu->preset_buffer);
131     mmio_buffer_release(&gpu->gpu_buffer);
132     zx_handle_close(gpu->bti);
133     free(gpu);
138     aml_gpu_t* gpu = ctx;
142     gpu_proto->ops = gpu->pdev.ops;
143     gpu_proto->ctx = gpu->pdev.ctx;
151     aml_gpu_t* gpu = ctx;
163         aml_gpu_set_clk_freq_source(gpu, *clk_source);
180     aml_gpu_t* gpu = calloc(1, sizeof(aml_gpu_t));
181     if (!gpu) {
185     if ((status = device_get_protocol(parent, ZX_PROTOCOL_PLATFORM_DEV, &gpu->pdev)) != ZX_OK) {
190     status = pdev_get_bti(&gpu->pdev, 0, &gpu->bti);
196     status = pdev_map_mmio_buffer2(&gpu->pdev, MMIO_GPU, ZX_CACHE_POLICY_UNCACHED_DEVICE,
197                                   &gpu->gpu_buffer);
203     status = pdev_map_mmio_buffer2(&gpu->pdev, MMIO_HIU, ZX_CACHE_POLICY_UNCACHED_DEVICE,
204                                   &gpu->hiu_buffer);
210     status = pdev_map_mmio_buffer2(&gpu->pdev, MMIO_PRESET, ZX_CACHE_POLICY_UNCACHED_DEVICE,
211                                   &gpu->preset_buffer);
218     status = pdev_get_device_info(&gpu->pdev, &info);
226         gpu->gpu_block = &s912_gpu_blocks;
229         gpu->gpu_block = &s905d2_gpu_blocks;
237         status = aml_gp0_init(gpu);
244     aml_gpu_init(gpu);
255         .name = "aml-gpu",
256         .ctx = gpu,
263     status = device_add(parent, &args, &gpu->zxdev);
271     aml_gpu_release(gpu);