[PATCH] drm/panthor: Fix a typo in the FW iface flag definitions
Steven Price
steven.price at arm.com
Thu Nov 14 10:50:55 UTC 2024
On 13/11/2024 16:02, Boris Brezillon wrote:
> Drop the _RD_ in the flag names.
>
> Signed-off-by: Boris Brezillon <boris.brezillon at collabora.com>
Reviewed-by: Steven Price <steven.price at arm.com>
> ---
> drivers/gpu/drm/panthor/panthor_fw.c | 62 ++++++++++++++--------------
> 1 file changed, 31 insertions(+), 31 deletions(-)
>
> diff --git a/drivers/gpu/drm/panthor/panthor_fw.c b/drivers/gpu/drm/panthor/panthor_fw.c
> index 2060085cc9f3..42052d23dd6a 100644
> --- a/drivers/gpu/drm/panthor/panthor_fw.c
> +++ b/drivers/gpu/drm/panthor/panthor_fw.c
> @@ -91,26 +91,26 @@ enum panthor_fw_binary_entry_type {
> #define CSF_FW_BINARY_ENTRY_UPDATE BIT(30)
> #define CSF_FW_BINARY_ENTRY_OPTIONAL BIT(31)
>
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_RD BIT(0)
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_WR BIT(1)
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_EX BIT(2)
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_CACHE_MODE_NONE (0 << 3)
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_CACHE_MODE_CACHED (1 << 3)
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_CACHE_MODE_UNCACHED_COHERENT (2 << 3)
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_CACHE_MODE_CACHED_COHERENT (3 << 3)
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_CACHE_MODE_MASK GENMASK(4, 3)
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_PROT BIT(5)
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_SHARED BIT(30)
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_ZERO BIT(31)
> +#define CSF_FW_BINARY_IFACE_ENTRY_RD BIT(0)
> +#define CSF_FW_BINARY_IFACE_ENTRY_WR BIT(1)
> +#define CSF_FW_BINARY_IFACE_ENTRY_EX BIT(2)
> +#define CSF_FW_BINARY_IFACE_ENTRY_CACHE_MODE_NONE (0 << 3)
> +#define CSF_FW_BINARY_IFACE_ENTRY_CACHE_MODE_CACHED (1 << 3)
> +#define CSF_FW_BINARY_IFACE_ENTRY_CACHE_MODE_UNCACHED_COHERENT (2 << 3)
> +#define CSF_FW_BINARY_IFACE_ENTRY_CACHE_MODE_CACHED_COHERENT (3 << 3)
> +#define CSF_FW_BINARY_IFACE_ENTRY_CACHE_MODE_MASK GENMASK(4, 3)
> +#define CSF_FW_BINARY_IFACE_ENTRY_PROT BIT(5)
> +#define CSF_FW_BINARY_IFACE_ENTRY_SHARED BIT(30)
> +#define CSF_FW_BINARY_IFACE_ENTRY_ZERO BIT(31)
>
> -#define CSF_FW_BINARY_IFACE_ENTRY_RD_SUPPORTED_FLAGS \
> - (CSF_FW_BINARY_IFACE_ENTRY_RD_RD | \
> - CSF_FW_BINARY_IFACE_ENTRY_RD_WR | \
> - CSF_FW_BINARY_IFACE_ENTRY_RD_EX | \
> - CSF_FW_BINARY_IFACE_ENTRY_RD_CACHE_MODE_MASK | \
> - CSF_FW_BINARY_IFACE_ENTRY_RD_PROT | \
> - CSF_FW_BINARY_IFACE_ENTRY_RD_SHARED | \
> - CSF_FW_BINARY_IFACE_ENTRY_RD_ZERO)
> +#define CSF_FW_BINARY_IFACE_ENTRY_SUPPORTED_FLAGS \
> + (CSF_FW_BINARY_IFACE_ENTRY_RD | \
> + CSF_FW_BINARY_IFACE_ENTRY_WR | \
> + CSF_FW_BINARY_IFACE_ENTRY_EX | \
> + CSF_FW_BINARY_IFACE_ENTRY_CACHE_MODE_MASK | \
> + CSF_FW_BINARY_IFACE_ENTRY_PROT | \
> + CSF_FW_BINARY_IFACE_ENTRY_SHARED | \
> + CSF_FW_BINARY_IFACE_ENTRY_ZERO)
>
> /**
> * struct panthor_fw_binary_section_entry_hdr - Describes a section of FW binary
> @@ -413,7 +413,7 @@ static void panthor_fw_init_section_mem(struct panthor_device *ptdev,
> int ret;
>
> if (!section->data.size &&
> - !(section->flags & CSF_FW_BINARY_IFACE_ENTRY_RD_ZERO))
> + !(section->flags & CSF_FW_BINARY_IFACE_ENTRY_ZERO))
> return;
>
> ret = panthor_kernel_bo_vmap(section->mem);
> @@ -421,7 +421,7 @@ static void panthor_fw_init_section_mem(struct panthor_device *ptdev,
> return;
>
> memcpy(section->mem->kmap, section->data.buf, section->data.size);
> - if (section->flags & CSF_FW_BINARY_IFACE_ENTRY_RD_ZERO) {
> + if (section->flags & CSF_FW_BINARY_IFACE_ENTRY_ZERO) {
> memset(section->mem->kmap + section->data.size, 0,
> panthor_kernel_bo_size(section->mem) - section->data.size);
> }
> @@ -535,20 +535,20 @@ static int panthor_fw_load_section_entry(struct panthor_device *ptdev,
> return -EINVAL;
> }
>
> - if (hdr.flags & ~CSF_FW_BINARY_IFACE_ENTRY_RD_SUPPORTED_FLAGS) {
> + if (hdr.flags & ~CSF_FW_BINARY_IFACE_ENTRY_SUPPORTED_FLAGS) {
> drm_err(&ptdev->base, "Firmware contains interface with unsupported flags (0x%x)\n",
> hdr.flags);
> return -EINVAL;
> }
>
> - if (hdr.flags & CSF_FW_BINARY_IFACE_ENTRY_RD_PROT) {
> + if (hdr.flags & CSF_FW_BINARY_IFACE_ENTRY_PROT) {
> drm_warn(&ptdev->base,
> "Firmware protected mode entry not be supported, ignoring");
> return 0;
> }
>
> if (hdr.va.start == CSF_MCU_SHARED_REGION_START &&
> - !(hdr.flags & CSF_FW_BINARY_IFACE_ENTRY_RD_SHARED)) {
> + !(hdr.flags & CSF_FW_BINARY_IFACE_ENTRY_SHARED)) {
> drm_err(&ptdev->base,
> "Interface at 0x%llx must be shared", CSF_MCU_SHARED_REGION_START);
> return -EINVAL;
> @@ -587,26 +587,26 @@ static int panthor_fw_load_section_entry(struct panthor_device *ptdev,
>
> section_size = hdr.va.end - hdr.va.start;
> if (section_size) {
> - u32 cache_mode = hdr.flags & CSF_FW_BINARY_IFACE_ENTRY_RD_CACHE_MODE_MASK;
> + u32 cache_mode = hdr.flags & CSF_FW_BINARY_IFACE_ENTRY_CACHE_MODE_MASK;
> struct panthor_gem_object *bo;
> u32 vm_map_flags = 0;
> struct sg_table *sgt;
> u64 va = hdr.va.start;
>
> - if (!(hdr.flags & CSF_FW_BINARY_IFACE_ENTRY_RD_WR))
> + if (!(hdr.flags & CSF_FW_BINARY_IFACE_ENTRY_WR))
> vm_map_flags |= DRM_PANTHOR_VM_BIND_OP_MAP_READONLY;
>
> - if (!(hdr.flags & CSF_FW_BINARY_IFACE_ENTRY_RD_EX))
> + if (!(hdr.flags & CSF_FW_BINARY_IFACE_ENTRY_EX))
> vm_map_flags |= DRM_PANTHOR_VM_BIND_OP_MAP_NOEXEC;
>
> - /* TODO: CSF_FW_BINARY_IFACE_ENTRY_RD_CACHE_MODE_*_COHERENT are mapped to
> + /* TODO: CSF_FW_BINARY_IFACE_ENTRY_CACHE_MODE_*_COHERENT are mapped to
> * non-cacheable for now. We might want to introduce a new
> * IOMMU_xxx flag (or abuse IOMMU_MMIO, which maps to device
> * memory and is currently not used by our driver) for
> * AS_MEMATTR_AARCH64_SHARED memory, so we can take benefit
> * of IO-coherent systems.
> */
> - if (cache_mode != CSF_FW_BINARY_IFACE_ENTRY_RD_CACHE_MODE_CACHED)
> + if (cache_mode != CSF_FW_BINARY_IFACE_ENTRY_CACHE_MODE_CACHED)
> vm_map_flags |= DRM_PANTHOR_VM_BIND_OP_MAP_UNCACHED;
>
> section->mem = panthor_kernel_bo_create(ptdev, panthor_fw_vm(ptdev),
> @@ -619,7 +619,7 @@ static int panthor_fw_load_section_entry(struct panthor_device *ptdev,
> if (drm_WARN_ON(&ptdev->base, section->mem->va_node.start != hdr.va.start))
> return -EINVAL;
>
> - if (section->flags & CSF_FW_BINARY_IFACE_ENTRY_RD_SHARED) {
> + if (section->flags & CSF_FW_BINARY_IFACE_ENTRY_SHARED) {
> ret = panthor_kernel_bo_vmap(section->mem);
> if (ret)
> return ret;
> @@ -689,7 +689,7 @@ panthor_reload_fw_sections(struct panthor_device *ptdev, bool full_reload)
> list_for_each_entry(section, &ptdev->fw->sections, node) {
> struct sg_table *sgt;
>
> - if (!full_reload && !(section->flags & CSF_FW_BINARY_IFACE_ENTRY_RD_WR))
> + if (!full_reload && !(section->flags & CSF_FW_BINARY_IFACE_ENTRY_WR))
> continue;
>
> panthor_fw_init_section_mem(ptdev, section);
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